1 2005-11-24 Ben Elliston <bje@au.ibm.com>
3 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
4 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
6 (expand_twoval_unop): Likewise.
8 (expand_parity): Likewise.
9 (expand_unop): Likewise.
10 (emit_cmp_and_jmp_insn_1): Likewise.
11 (prepare_float_lib_cmp): Likewise.
13 2005-11-24 Ben Elliston <bje@au.ibm.com>
15 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
16 Remove unused `class' variable.
18 2005-11-23 Mark Mitchell <mark@codesourcery.com>
20 * doc/invoke.texi: For man pages, include gcc-vers.texi.
21 List @file in the option summary. Include the libiberty
22 documentation for @file.
23 * gcc.c (main): Call expandargv.
24 * Makefile.in (gcc-vers.texi): Define srcdir.
26 2005-11-23 Diego Novillo <dnovillo@redhat.com>
28 * passes.c (init_optimization_passes): Document
31 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
33 * config/m68k/predicates.md (pcrel_address, extend_operator,
34 post_inc_operand, pre_dec_operand): Remove redundant
36 (const_uint32_operand, const_sint32_operand): Use gcc_assert
38 (valid_dbcc_comparison_p): Rewrite in the lisp style.
40 2005-11-23 Ben Elliston <bje@au.ibm.com>
42 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
44 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
46 Preparatory work for PR target/21623:
47 * alpha.c (secondary_reload_class): Rename to:
48 (alpha_secondary_reload_class).
49 * alpha.h, alpha-protos.h: Likewise.
50 * mn10300.c (secondary_reload_class): Rename to:
51 (mn10300_secondary_reload_class).
52 * mn10300.h, mn10300-protos.h: Likewise.
53 * pa.c (secondary_reload_class): Rename to:
54 (pa_secondary_reload_class).
55 * pa.h, pa-protos.h: Likewise.
56 * rs6000.c (secondary_reload_class): Rename to:
57 rs6000_secondary_reload_class.
58 * rs6000.h, rs6000-protos.h: Likewise.
60 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
63 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
65 2005-11-22 Ian Lance Taylor <ian@airs.com>
67 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
69 (prepare_cmp_insn): Likewise.
71 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
74 * m68k.md (zero_extendsidi2): Force operands[1] to a register
75 if both operands[0] and operands[1] are memory.
77 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
80 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
81 COMPARISON_CLASS_P and an integral types create create a new
82 expression with the new type and fold that.
84 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
87 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
88 to SUBTARGET_OS_CPP_BUILTINS.
90 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
92 * arm.c (emit_set_insn): New function.
93 (arm_split_constant): Call it.
94 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
95 (arm_legitimize_address): Likewise. Use plus_constant.
96 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
97 (thumb_expand_prologue): Likewise.
98 (arm_gen_load_multiple): Use VOIDmode in SET.
99 (arm_gen_store_multiple): Likewise.
100 (vfp_emit_fstmx): Likewise. Use plus_constant.
101 (emit_multi_reg_push): Likewise.
102 (emit_sfm): Use plus_constant.
104 2005-11-23 Alan Modra <amodra@bigpond.net.au>
107 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
110 2005-11-22 Alan Modra <amodra@bigpond.net.au>
113 * expmed.c (store_bit_field): Don't attempt to insv a field
116 2005-11-22 Alan Modra <amodra@bigpond.net.au>
119 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
120 explicit sign extension, not a (char) cast.
122 2005-11-22 Ben Elliston <bje@au.ibm.com>
124 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
125 GET_MODE_CLASS (x) == MODE_FLOAT.
126 * config/i386/i386.c: Likewise.
127 * config/rs6000/xcoff.h: Likewise.
128 * config/rs6000/linux64.h: Likewise.
129 * config/rs6000/rs6000.c: Likewise.
130 * config/rs6000/rs6000.h: Likewise.
131 * config/rs6000/predicates.md: Likewise.
132 * config/rs6000/sysv4.h: Likewise.
134 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
136 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
139 * config/alpha/freebsd.h, config/alpha/linux.h,
140 config/arm/linux-elf.h, config/bfin/bfin.h,
141 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
142 config/i386/beos-elf.h, config/i386/gnu.h,
143 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
144 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
145 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
146 config/rs6000/linux64.h, config/rs6000/sysv4.h,
147 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
148 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
149 config/sparc/linux.h, config/sparc/linux64.h,
150 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
152 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
153 are both defined when either flag -fpic or -fPIC are used.
155 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
157 * config/fp-bit.c (clzusi): New function.
158 (si_to_float, usi_to_float): Use it to compute proper shift.
159 (usi_to_float): Preserve guard bits when shifting right.
160 * libgcc-std.ver (GCC_4.2.0): New version.
161 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
162 __floatundisf): New functions.
163 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
164 __floatundisf): Declare.
165 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
166 _floatundixf, and _floatunditf.
167 * optabs.c (expand_float): If target does not define a pattern for
168 signed or unsigned conversion, use an unsigned libcall instead of
170 (init_optabs): Initialize ufloat_optab.
172 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
174 * config/rs6000/rs6000.opt (mmulhw): New option.
175 * doc/invoke.texi (-mmulhw): Document.
176 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
178 * config/rs6000/rs6000.md: Add half-word multiply and
179 multiply-accumulate instructions for 405 and 440.
181 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
183 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
184 which matches behavior of gcc 4.0 and older for RTEMS targets. The
185 default now includes a linker group which makes the RTEMS one nest.
187 2005-11-22 Ben Elliston <bje@au.ibm.com>
189 * cse.c (fold_rtx): Typo fix.
190 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
192 2005-11-21 Richard Henderson <rth@redhat.com>
194 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
195 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
197 * c-tree.h (lookup_name): Move declaration ...
198 * c-common.h (lookup_name): ... here.
199 * config/darwin-c.c: Include c-common.h.
200 * config/t-darwin: Update dependencies.
202 2005-11-22 Ben Elliston <bje@au.ibm.com>
204 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
205 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
206 * genopinit.c (gen_insn): Likewise.
207 * reload.c (find_equiv_reg): Likewise.
208 * loop.c (load_mems): Likewise.
209 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
210 * cse.c (find_comparison_args, fold_rtx): Likewise.
211 * dwarf2out.c (add_const_value_attribute): Likewise.
212 * expr.c (convert_move): Likewise.
213 * recog.c (general_operand, register_operand): Likewise.
214 * reg-stack.c (replace_reg): Likewise.
215 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
216 * c-common.c (handle_vector_size_attribute): Likewise.
217 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
218 (simplify_binary_operation_1): Likewise.
219 (simplify_const_binary_operation): Likewise.
220 (simplify_relational_operation): Likewise.
221 (simplify_const_relational_operation): Likewise.
222 (simplify_immed_subreg): Likewise.
223 * emit-rtl.c (gen_lowpart_common): Likewise.
224 * expmed.c (expand_mult): Likewise.
225 * stor-layout.c (layout_type): Likewise.
227 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
230 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
231 cst2 only for SPE vectors.
233 2005-11-21 David Edelsohn <edelsohn@gnu.org>
236 * config/rs6000/predicates.md (vrsave_operation): Check
237 UNSPEC_VOLATILE value.
239 2005-11-21 Jan Hubicka <jh@suse.cz>
241 PR tree-optimization/24653
242 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
244 2005-11-21 Uros Bizjak <uros@kss-loka.si>
246 * config/i386/predicates.md (ax_reg_operand): New predicate.
247 (memory_displacement_only_operand): New predicate.
248 * config/i386/i386.md ("modrm" attribute): Return 0 if one
249 operand is AX register and the other operand is memory operand
250 with displacement only.
252 2005-11-21 Uros Bizjak <uros@kss-loka.si>
254 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
255 if we don't care about NaNs or Infinities.
257 2005-11-20 Ian Lance Taylor <ian@airs.com>
259 PR rtl-optimization/24883
260 * combine.c (combinable_i3pat): When checking whether the
261 destination of i3 is used in i3, consider paradoxical subregs.
263 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
266 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
268 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
270 * combine.c (try_combine): Do not run subst on i1src and i2src in
271 the case of generating a PARALLEL for a comparison.
273 2005-11-20 Richard Henderson <rth@redhat.com>
276 * tree-sra.c (struct sra_elt): Add all_no_warning.
277 (struct sra_walk_fns) <use>: Add use_all argument.
278 (sra_walk_expr): Pass it.
279 (sra_walk_modify_expr): Likewise.
280 (scalarize_ldst): Likewise.
281 (scan_use): Update for new argument.
282 (mark_no_warning): New.
283 (scalarize_use): Use it.
285 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
287 * expr.c (expand_expr_real): Use usmul_optab for widening
288 signed * unsigned multiplies.
289 * genopinit.c (optabs): Add usmul_widen_optab.
290 * optabs.c (init_optabs): Likewise.
291 * optabs.h (enum optab_index): Add OTI_usmul_widen.
292 (usmul_widen_optab): Define.
293 * config/bfin/bfin.md (usmulhisi3): New pattern.
295 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
297 2005-11-20 Graham Stott <btinternet.com>
299 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
301 2005-11-20 Andreas Schwab <schwab@suse.de>
304 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
307 2005-11-19 Richard Henderson <rth@redhat.com>
310 * tree-gimple.c (is_gimple_id): Export.
311 * tree-gimple.h (is_gimple_id): Declare.
312 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
313 (get_default_value): Use it.
314 (maybe_fold_stmt_indirect): Likewise.
316 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
318 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
319 than VR1 or vice-versa.
321 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
325 * reload.c (find_reloads_address_1): Mention dependency on
327 * reload1.c (gen_reload): For IN with an unary operation, try
328 moving inner expression to OUT if trivial SET is not valid.
329 Confirm that the result is valid. Move common code block into...
330 (emit_insn_if_valid_for_reload): New function.
332 2005-11-19 Richard Guenther <rguenther@suse.de>
334 * fold-const.c (fold_indirect_ref_1): Make sure we fold
335 ARRAY_REFs of constant strings.
337 2005-11-19 Jakub Jelinek <jakub@redhat.com>
339 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
342 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
344 * combine.c (make_compound_operation): Swap operands of
345 commutative operation if necessary before returning.
347 2005-11-19 Richard Guenther <rguenther@suse.de>
350 * fold-const.c (fold_plusminus_mult_expr): New function.
351 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
352 cases, remove now unnecessary code.
354 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
356 * gensupport.c (old_preds): Rename to std_preds, add special field.
357 (struct old_pred_table): Rename to struct std_pred_table, add special
359 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
360 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
361 (init_predicate_table): Adjust, and set along the way whether a
362 predicate is special.
364 2005-11-18 Mark Mitchell <mark@codesourcery.com>
366 * BASE-VER: Change to 4.2.0.
368 2005-11-18 James E Wilson <wilson@specifix.com>
370 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
373 2005-11-18 Mike Stump <mrs@apple.com>
375 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
376 * config/darwin-c.c (darwin_pragma_unused): Likewise.
377 * c-decl.c (lookup_name_two) Remove.
378 * c-tree.h (lookup_name_two): Remove.
379 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
380 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
381 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
382 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
384 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
387 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
388 when not generating code to use that co-processor.
390 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
392 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
393 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
394 these functions are now in tree-phinodes.c.
396 2005-11-18 Jie Zhang <jie.zhang@analog.com>
398 * config/bfin/bfin.md (trap): New pattern.
400 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
402 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
405 * expr.c (expand_expr_real): Don't call record_block_change unless
406 ib_boundaries_block is non-null
408 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
410 * fold-const.c (build_range_check): Use proper type for subtraction
411 when merging lower bound.
413 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
415 PR rtl-optimization/24497
416 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
419 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
421 * tree-scalar-evolution.c (expression_expensive_p): New function.
422 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
424 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
426 * config/bfin/crtlibid.s: New file.
428 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
431 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
432 when not using sjlj exceptions.
433 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
434 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
435 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
436 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
437 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
438 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
439 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
440 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
441 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
442 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
443 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
444 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
445 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
447 * config/pa/hpux-unwind.h: New file.
449 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
451 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
452 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
453 * varasm.c (do_assemble_alias): Adjust call.
454 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
456 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
458 2005-11-17 James E Wilson <wilson@specifix.com>
460 * tree.def (FUNCTION_DECL): Correct typo in comment.
462 2005-11-17 Richard Henderson <rth@redhat.com>
464 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
465 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
466 and DW_CFA_def_cfa_sf.
467 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
468 (dbx_reg_number): Don't assert particular registers here.
469 (based_loc_descr): ... do it here instead. Fold in ...
470 (eliminate_reg_to_offset): ... this function.
471 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
472 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
473 * unwind-dw2.c (execute_cfa_program): Apply data align factor
474 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
475 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
476 (instantiate_virtual_regs): Likewise.
477 * var-tracking.c (adjust_stack_reference): Likewise.
478 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
480 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
482 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
483 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
484 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
486 ($(T)crtlibid.o): New rule.
488 2005-11-16 Richard Guenther <rguenther@suse.de>
491 * fold-const.c (extract_array_ref): Return byte offset
493 (fold_binary): Fold &x[a] CMP &x[b] to
494 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
497 2005-11-16 Richard Henderson <rth@redhat.com>
500 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
501 parts of an SSA_NAME.
503 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
506 * arm.md (split for movsf with immediate): Restrict split to insns
507 that set a general register.
509 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
511 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
513 * unwind-dw2.c (uw_advance_context): Likewise.
514 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
515 _Unwind_SjLj_Unregister.
516 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
518 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
520 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
522 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
524 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
525 langhook to get a DImode integer type.
527 2005-11-16 Richard Henderson <rth@redhat.com>
528 J"orn Rennecke <joern.rennecke@st.com>
529 Ulrich Weigand <uweigand@de.ibm.com>
533 * reload1.c (reg_equiv_invariant): New.
534 (reload): Allocate, initialize, and free it.
535 (calculate_needs_all_insns): Check it when skipping equivalence
537 (alter_reg): Likewise.
538 (eliminate_regs_1): Rename from eliminate_regs. Add new
539 may_use_invariant argument; only use reg_equiv_invariant when true.
540 (eliminate_regs): New.
541 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
542 a context for which may_use_invariant may be true.
544 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
546 * fold-const.c (const_binop): Don't constant fold the operation
547 if the result has overflowed and flag_trapping_math.
548 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
550 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
552 * config/arm/unwind-arm.c (abort): Add prototype here.
553 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
554 (struct phase1_vrs): Add prev_sp.
555 (unwind_phase2_forced): Save the original core registers instead of
556 modifying entry_vrs. Take a new flag argument for resuming unwinding
557 and set action flags accordingly. Always set _US_END_OF_STACK when
558 get_eit_entry fails. Unwind before calling the stop function.
559 (_Unwind_GetCFA): New function.
560 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
561 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
562 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
563 just call unwind_phase2_forced.
564 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
565 * config/arm/unwind-arm.h (abort): Remove prototype.
566 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
568 (_Unwind_GetCFA): New prototype.
569 * config/arm/pr-support.c (abort): Add prototype here.
570 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
572 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
573 not schedule the prologue with non-call exceptions and EABI.
575 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
577 * config/arm/unwind-arm.h: Reorder interface function declarations.
578 (_URC_END_OF_STACK): New enumeration value.
579 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
580 (struct _Unwind_Control_Block): Document reserved field use.
581 (_Unwind_Stop_Fn): New typedef.
582 (_Unwind_ForcedUnwind): Declare.
583 (_Unwind_Resume_or_Rethrow): Declare.
584 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
586 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
587 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
588 (UCB_FORCED_STOP_ARG): New.
589 (search_EIT_table): Update boundary condition checks.
590 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
591 (unwind_phase2): Replace for with do..while.
592 (unwind_phase2_forced): New.
593 (__gnu_Unwind_RaiseException): Replace for with do..while.
594 (__gnu_Unwind_ForcedUnwind): New.
595 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
596 Use appropriate phase2 unwinder.
597 (__gnu_Unwind_Resume_or_Rethrow): New.
598 (__gnu_unwind_pr_common): Cope with forced unwinding.
600 2005-11-16 David Edelsohn <edelsohn@gnu.org>
603 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
605 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
606 roundsf2): Remove "s" from mnemonic.
608 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
610 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
612 * config/bfin/crtn.s: Change epilogues to match.
613 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
614 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
617 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
620 * doc/invoke.texi: Distinguish between free and fixed form instead of
621 Fortran and Fortran 90/95. Remove ratfor from the list of supported
623 * gcc.c (default_compilers): Remove double entries, add entries for
624 suffixes '.F90' and '.F95'.
626 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
628 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
629 in the stack probing loop.
631 2005-11-15 David Edelsohn <edelsohn@gnu.org>
633 * configure.ac: Use .machine power5 not power5x.
634 * configure: Regenerate.
636 2005-11-15 Mike Stump <mrs@apple.com>
638 * c-decl.c (lookup_name_two): Add.
639 * c-tree.h (lookup_name_two): Likewise.
640 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
641 * config/darwin-c.c (darwin_pragma_unused): Likewise.
643 2005-11-16 Alan Modra <amodra@bigpond.net.au>
645 PR rtl-optimization/23392
646 * regrename.c (enum scan_actions) Add mark_access.
647 (scan_actions_name): Ditto.
648 (scan_rtx_reg): Handle mark_access.
649 (scan_rtx_address): Do nothing for mark_access.
650 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
651 and regs in REG_INC notes before closing chains for dead regs.
652 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
653 opening chains for new writes.
655 2005-11-15 David Edelsohn <edelsohn@gnu.org>
657 * c.opt (ffixed-line-length-none): New.
659 2005-11-15 Steve Ellcey <sje@cup.hp.com>
661 * mklibgcc.in: Change contents of eh_dummy.c.
663 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
665 * loop.c (scan_loop): Do not insert temporaries for hard registers.
667 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
669 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
671 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
673 2005-11-15 Jan Hubicka <jh@suse.cz>
675 * invoke.texi (large-unit-insns): Document.
676 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
677 * params.def (large-unit-insns): New param.
679 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
682 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
683 special register for operand 3. Reindent constraints to align
686 2005-11-14 David Edelsohn <edelsohn@gnu.org>
688 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
689 -mpopcntb, -mfprnd. Add -mcpu=power5+.
690 * configure.ac: Add test for FP rounding instructions.
691 * configure: Regenerate.
692 * config.in: Regenerate.
693 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
694 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
696 * config/rs6000/rs6000.opt (mfprnd): New.
697 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
698 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
699 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
700 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
702 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
704 (btrunc<mode>2): New.
709 2005-11-14 Geoffrey Keating <geoffk@apple.com>
711 * gcc.c (version_compare_spec_function): Use fatal() rather than
714 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
715 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
716 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
718 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
721 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
722 on -mmacosx-version-min setting.
724 2005-11-14 Diego Novillo <dnovillo@redhat.com>
727 * tree-vrp.c (infer_value_range): Return false if STMT is a
728 block terminator and its basic block has no successors.
730 2005-11-14 Mike Stump <mrs@apple.com>
732 * config/i386/i386.c (override_options): -masm=intel isn't
734 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
736 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
738 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
739 vfork after including auto-host.h.
741 2005-11-15 Alan Modra <amodra@bigpond.net.au>
743 PR rtl-optimization/22002
744 * combine.c (distribute_notes): Detect cases where a reg dies
745 two or more times in a bb, including on the insn we are combining,
746 and place the death note on the correct range.
748 2005-11-14 Dale Johannesen <dalej@apple.com>
750 * expmed.c (store_bit_field): Add offset unconditionally for
752 (extract_bit_field): Don't force extzv or extv operand into
753 a register if field is too big.
755 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
757 * config/arm/arm.c (pic_labelno): New.
758 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
759 LABEL_REF. Pass only the labelno to PIC insns.
760 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
761 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
762 * arm.md (UNSPEC_PIC_LABEL): New constant.
763 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
764 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
765 Use the correct label prefix.
767 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
769 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
772 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
774 * loop-invariant.c: Include tm_p.h.
775 * Makefile.in: Updated.
777 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
779 * pa.c (store_reg): Revise generation of frame notes in large frames.
780 (set_reg_plus_d): Likewise.
782 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
784 PR tree-optimization/24709
785 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
788 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
790 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
791 and duplicate declaration of pthread_self.
793 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
794 Ian Lance Taylor <ian@airs.com>
797 * calls.c (expand_call): If TARGET is a MEM and some part of the
798 argument area has been saved, force TARGET to a register.
800 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
802 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
805 2005-11-13 Jason Merrill <jason@redhat.com>
808 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
809 lazily declared methods.
810 (force_decl_die): Stop if forcing out the context already make a
812 (force_type_die): Likewise.
814 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
817 * builtins.c (integer_valued_real_p): Add break in
818 REAL_CST having TREE_OVERFLOW set.
820 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
822 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
823 addressing modes during calculation of costs.
825 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
827 * function.c (assign_stack_local_1): Restrict sanity check
828 on frame size overflow to 32-bit and above platforms.
830 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
832 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
833 * config/cris/cris.c: Include reload.h.
834 (cris_initial_elimination_offset): New function.
835 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
838 2005-11-12 Richard Guenther <rguenther@suse.de>
840 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
842 2005-11-12 Jan Hubicka <jh@suse.cz>
844 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
845 to compare against 0 when possible.
847 2005-11-12 Jie Zhang <jie.zhang@analog.com>
849 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
850 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
851 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
852 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
855 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
857 * recog.c (constrain_operands) <case 'g'>: For a match, require
858 that a non-register matches general_operand when strict >= 0.
860 2005-11-11 Steven Bosscher <stevenb@suse.de>
862 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
865 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
867 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
868 (memory_address_same): New.
869 (dse_optimize_stmt): Call memory_address_same.
871 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
874 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
875 ZERO_EXTEND>: New cases.
877 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
879 * longlong.h (__clz_tab): Always provide.
881 2005-11-11 Steven Bosscher <stevenb@suse.de>
884 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
886 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
887 before check_maybe_invariant.
888 (move_invariant_reg): Use gen_move_insn instead of replacing
889 SET_DEST with the temporary for the invariant.
890 (move_loop_invariants): If checking is enabled, do internal
891 consistency checks after completing the pass.
893 2005-11-11 David Edelsohn <edelsohn@gnu.org>
896 * common.opt (Wvolatile-register-var): New.
897 * varasm.c (make_decl_rtl): Only emit warning when option
898 specified. Clarify warning message.
899 * doc/invoke.texi (Wvolatile-register-var): Document new option.
901 * doc/md.texi (copysign): Document standard named pattern.
903 2005-11-11 Jie Zhang <jie.zhang@analog.com>
905 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
906 bytes when align is 2.
907 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
908 by the first instruction of the loop.
910 2005-11-11 Jason Merrill <jason@redhat.com>
913 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
916 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
918 PR rtl-optimization/22509
919 * local-alloc.c (memref_used_between_p): Check whether a function call
920 could not reference the memref.
922 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
924 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
925 algorithm so as to choose the best, not the worst, alternative.
926 Reset accumulated register class before processing next alternative.
928 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
931 * calls.c (expand_call): Copy a return value to a plain register
934 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
937 * varasm.c (assemble_name): Recompute name only for transparent
940 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
942 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
944 2005-11-04 Jeff Law <law@redhat.com>
947 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
948 perform reassociation if the parent statement will not die as
949 a result of the optimization.
951 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
953 * tree-ssa-alias.c (compute_may_aliases): Remove call to
954 delete_old_heap_vars.
955 * tree-dfa.c (referenced_var_remove): Remove function.
956 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
957 (delete_tree_ssa): Remove call to delete_old_heapvars.
958 Add call to delete_alias_heapvars.
959 * tree-flow.h (referenced_var_remove): Remove prototype
960 (init_alias_heapvars): New prototype.
961 (delete_alias_heapvars): Ditto.
962 * Makefile.in (tree-ssa-structalias.o): Add
963 gt-tree-ssa-structalias.o
964 (GTFILES): Add tree-ssa-structalias.h and
965 tree-ssa-structalias.c.
966 (s-gtype): Add gt-tree-ssa-structalias.h.
967 * tree-ssa-structalias.c (heapvars): Remove.
968 (oldheapvars): Remove.
969 (heapvar_for_stmt): New variable.
970 (heapvar_lookup): New function.
971 (heapvar_insert): Ditto.
972 (get_constraint_for): See if we have an old heapvar
974 (init_alias_heapvars): New function.
975 (delete_alias_heapvars): Ditto.
976 Add include of gt-tree-ssa-structalias.h.
978 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
981 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
983 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
985 * tree.c (int_fits_type_p): Only look at the base type
986 if it has the same precision as the original type.
988 2005-11-10 Jakub Jelinek <jakub@redhat.com>
991 * varasm.c (assemble_alias): Use %q+D in the error
992 message instead of %J and %qD.
994 2005-11-10 Richard Guenther <rguenther@suse.de>
996 * gcse.c (free_ldst_entry): Only free hashtable if
999 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1001 * function.c (assign_stack_local_1): Issue an error message if
1002 the frame size overflows in the signed target arithmetics.
1004 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1006 * tree.c (build_qualified_type): Chain the new type to the original
1007 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
1008 a POINTER_TYPE or a REFERENCE_TYPE respectively.
1009 (build_pointer_type_for_mode): Only return unqualified types.
1010 (build_reference_type_for_mode): Likewise.
1012 2005-11-09 Jakub Jelinek <jakub@redhat.com>
1014 * Makefile.in (gnucompare): Do comparison of all files using one of
1015 the chosen methods and only afterwards decide if just warning should
1016 be issued or comparison failure raised.
1018 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1020 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
1021 (noce_try_abs): Negate if the comparison is reversed.
1022 Look only one instruction backwards for a REG_EQUAL note.
1024 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1027 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
1028 gthr-tpf.h: Define __gthrw. For all identifiers that might
1029 be weak, introduce weakrefs or non-weak aliases with __gthrw,
1030 and prefix all uses with __ghtrw.
1032 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1035 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
1036 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
1037 * c-common.c (handle_weakref_attribute): New.
1038 (c_common_attribute_table): Add weakref.
1039 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
1041 * configure, config.in: Rebuilt.
1042 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
1043 * doc/extend.texi: Document weakref attribute.
1044 * varasm.c (ultimate_transparent_alias_target): New
1045 (assemble_name): Use it.
1046 (weak_finish_1): Split out of...
1047 (weak_finish): ... and deal with weakrefs in...
1048 (weakref_targets): ... new list.
1049 (globalize_decl): Clean up weakref_targets.
1050 (do_assemble_alias): Handle weakrefs.
1051 (finish_aliases_1): Do not reject weakrefs to external symbols.
1052 (assemble_alias): Handle weakrefs.
1054 2005-11-09 Richard Guenther <rguenther@suse.de>
1056 PR tree-optimization/24716
1057 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
1058 t_bool to track results from follow_ssa_edge.
1060 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1062 * final.c (force_source_line): New global variable.
1063 (final_scan_insn): Set it to true instead of clearing last_filename.
1064 (notice_source_line): Return true if force_source_line is true,
1065 unless source info is absent.
1067 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
1070 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
1071 a linkage name for a variable if it a register variable.
1072 * c-decl.c (grokdeclarator): Global register variables
1073 should be set as PUBLIC.
1075 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1078 * config/s390/s390.c (struct s390_frame_layout): New fields
1079 first_save_gpr_slot and last_save_gpr_slot.
1080 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
1081 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
1082 first_save_gpr and last_save_gpr with the _slot variants.
1083 (s390_register_info): Calculate first_save_gpr_slot and
1084 last_save_gpr_slot using regs_ever_live.
1086 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1089 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
1090 for a function containing a landing pad.
1092 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1095 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
1098 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
1100 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
1101 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
1103 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
1106 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
1108 (call,load,store): New insn types.
1109 (mem_access, branch_access): Adjust reservation conditions.
1110 (define_delay): Adjust condition.
1111 (decrement_and_branch_until_zero): Allow for ms2. Set branch
1113 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
1114 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
1116 (call_internal, call_value_internal, return_internal,
1117 return_interrupt_internal, eh_return_internal, indirect_jump,
1118 tablejump): Set call insn type.
1119 (blockage, ei, di): Use appropriate unspec const.
1120 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
1121 (ms1_get_attr_type): Adjust to give load & store types.
1122 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
1123 backwards past a barrier.
1124 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
1126 (struct branch_info, struct label_info): New.
1128 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
1129 (ms1_machine_reorg): New.
1130 (TARGET_MACHINE_DEPENDENT_REORG): Override.
1131 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
1132 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
1133 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
1136 2005-11-09 Per Bothner <per@bothner.com>
1137 Uros Bizjak <uros@kss-loka.si>
1140 * toplev.c (process_options): Initialize debug_hooks early
1141 in case lang_hooks.post_options ends up calling a debug_hook.
1143 2005-11-08 Jakub Jelinek <jakub@redhat.com>
1145 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
1146 DBX_REGISTER_NUMBER being contiguous.
1148 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
1149 Diego Novillo <dnovillo@redhat.com>
1152 * tree-vrp.c (register_edge_assert_for): Do not register
1153 always-false predicates.
1155 2005-11-08 Devang Patel <dpatel@apple.com>
1157 PR tree-optimization/23115
1158 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
1161 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
1163 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
1166 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
1168 Fix PR tree-optimization/23382
1170 * tree-ssa-alias.c (compute_may_aliases): Call
1171 delete_old_heap_vars.
1172 * tree-dfa.c (referenced_var_remove): New function.
1173 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
1174 * tree-flow.h (referenced_var_remove): Add prototype.
1175 (delete_old_heap_vars): Ditto.
1176 * tree-ssa-structalias.c (heapvars): New variable.
1177 (oldheapvars): Ditto.
1178 (get_constraint_for): Put heap vars on heapvars list.
1179 (delete_old_heap_vars): New function.
1181 2005-11-08 Jason Merrill <jason@redhat.com>
1183 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
1185 2005-11-08 Uros Bizjak <uros@kss-loka.si>
1188 * reg-stack.c (reg_to_stack): Update register liveness also
1189 for flag_sched2_use_traces.
1191 2005-11-08 Alan Modra <amodra@bigpond.net.au>
1194 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
1195 override prior explicit -mno-powerpc-gfxopt.
1197 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
1199 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
1200 if the bitsize is zero.
1201 * doc/md.texi (Standard Pattern Names): Document it.
1203 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
1204 (TARGET_PASS_BY_REFERENCE): Likewise.
1206 2005-11-07 Ian Lance Taylor <ian@airs.com>
1208 PR rtl-optimization/24683
1209 * config/i386/i386.c (legitimize_pic_address): If constant operand
1210 to PLUS is too large, put it in a register.
1212 2005-11-07 Jie Zhang <jie.zhang@analog.com>
1214 * configure.ac: Enable checking assembler dwarf2 support for bfin
1216 * configure: Regenerate.
1218 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1222 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
1223 gen_easy_vector_constant_add_self): Delete.
1224 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
1226 (output_vec_const_move): Use gen_easy_altivec_constant.
1227 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
1228 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
1229 (easy_vector_constant_add_self): Rewritten.
1230 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
1231 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
1232 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
1233 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
1234 Macroize and adjust for the other changes.
1236 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1240 * c-typeck.c (build_c_cast): Try using a shared constant, and see
1241 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
1243 2005-11-07 Jakub Jelinek <jakub@redhat.com>
1245 PR rtl-optimization/23567
1246 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
1247 (noce_process_if_block): Don't do any optimizations except
1248 if (cond) x = x; if !set_b and write into orig_x may trap
1249 or fault. Remove the MEM_READONLY_P check.
1251 2005-11-06 Diego Novillo <dnovillo@redhat.com>
1254 * tree-vrp.c (fix_equivalence_set): New.
1255 (extract_range_from_assert): Call it.
1257 2005-11-05 Ian Lance Taylor <ian@airs.com>
1260 * combine.c (apply_distributive_law): Don't distribute across a
1263 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
1265 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
1266 config/ms1/ms1.h, config/rs6000/predicates.md,
1267 config/s390/s390.c, params.def, postreload-gcse.c,
1268 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
1269 tree-vrp.c, tree.c: Fix comment typos.
1270 * doc/invoke.texi: Fix typos.
1272 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
1274 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
1275 for testing whether the data_dependence_relation contains distance
1276 vectors. Iterate over all distance vectors of the ddr.
1277 * lambda.h: Define a vec of lambda_vector pointers.
1278 * tree-data-ref.c (dump_data_dependence_relation,
1279 dump_data_dependence_direction): Iterate over all distance and
1280 direction vectors of the ddr.
1281 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
1283 (build_classic_dist_vector, build_classic_dir_vector): Push a set
1284 of distance/direction vectors instead of a single one.
1285 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
1286 lambda_vectors with a vec of lambda_vectors.
1287 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
1288 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
1289 DDR_NUM_DIST_VECTS): New.
1290 * tree-loop-linear.c (gather_interchange_stats): Test for the
1291 existence of distance vectors only after having checked that there
1292 is a dependence. Iterate over all distance vectors of the ddr.
1293 (linear_transform_loops): Use dump_data_dependence_relation.
1294 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
1295 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
1296 distance vectors of the ddr.
1298 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
1300 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
1301 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
1302 IS_INTHANDLER; all callers changed.
1303 (n_regs_saved_by_prologue): Take interrupt handler attributes into
1305 (do_link, do_unlink): New argument ALL; all callers changed.
1306 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
1307 If function isn't leaf, save and restore all registers.
1308 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
1311 2005-11-05 Jan Hubicka <jh@suse.cz>
1313 PR rtl-optimization/23490
1314 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
1315 max-flow-memory-location): Document.
1316 * flow.c: Include params.h
1317 (MAX_MEM_SET_LIST_LEN): Kill.
1318 (add_to_mem_set_list): Use new param.
1319 * cse.c (cse_basic_block): Replace 1000 by new param.
1320 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
1321 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
1322 * predict.c (predict_loops): Use new param.
1323 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
1325 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
1326 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
1327 Do not hold memory returned by cgraph_node_name across other call.
1329 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
1332 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
1335 2005-11-04 Jeff Law <law@redhat.com>
1338 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
1339 * tree-ssa-dom.c: Include params.h.
1340 (thread_across_edge): If there are too many statements in the
1341 target block, then do not thread through it.
1342 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
1343 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
1345 2005-11-03 Diego Novillo <dnovillo@redhat.com>
1348 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
1349 TODO_update_ssa instead of TODO_update_ssa_no_phi.
1351 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
1354 * tree-scalar-evolution.c (instantiate_parameters_1,
1355 instantiate_parameters, resolve_mixers): Compute the size of an
1356 expression to be instantiated and give up the instantiation if the
1357 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1359 2005-11-04 Richard Guenther <rguenther@suse.de>
1361 * tree-flow.h (ref_contains_indirect_ref): Rename to
1362 array_ref_contains_indirect_ref.
1363 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
1364 (array_ref_contains_indirect_ref): Make comment match the code
1366 (ref_contains_array_ref): Likewise.
1367 * tree-ssa-structalias.c (find_func_aliases): Remove call to
1368 ref_contains_indirect_ref.
1369 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1370 Rename calls to ref_contains_indirect_ref.
1372 2005-11-04 Paul Brook <paul@codesourcery.com>
1374 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
1375 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
1376 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1377 * config/arm/arm.md: Use match_operand in peephole input templates
1378 and match_dup in peephole output templates.
1380 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1382 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
1385 2005-11-04 Mark Mitchell <mark@codesourcery.com>
1386 Daniel Jacobowitz <dan@codesourcery.com>
1388 * longlong.h (add_ssaaaa): Clobber condition code register
1390 (sub_ddmmss): Likewise.
1391 (umul_ppmm): Likewise.
1393 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1394 Paul Brook <paul@codesourcery.com>
1395 Phil Blundell <pb@reciva.com>
1397 * configure.ac: Add test for ARM TLS support.
1398 * configure: Regenerated.
1399 * config/arm/arm-protos.h (legitimize_tls_address)
1400 (arm_tls_referenced_p, tls_mentioned_p)
1401 (arm_output_addr_const_extra): New prototypes.
1402 (thumb_legitimize_pic_address): Delete.
1403 * config/arm/arm.c: Include "gt-arm.h".
1404 (enum tls_reloc): New.
1405 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
1406 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
1407 (arm_call_tls_get_addr, legitimize_tls_address)
1408 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
1409 (arm_init_tls_builtins, arm_emit_tls_decoration)
1410 (arm_output_addr_const_extra): New functions.
1411 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
1412 (TARGET_HAVE_TLS): Define.
1413 (target_thread_pointer): New.
1414 (arm_override_options): Handle -mtp=.
1415 (legitimize_pic_address): Ignore UNSPECs.
1416 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
1418 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
1419 (tls_get_addr_libfunc): New variable.
1420 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
1421 (arm_init_builtins): Call arm_init_tls_builtins.
1422 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
1423 (arm_encode_section_info): Call default_encode_section_info.
1424 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
1425 (enum arm_tp_type): New.
1426 (target_thread_pointer): Add declaration.
1427 (LEGITIMATE_CONSTANT_P): Handle TLS.
1428 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
1429 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
1430 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
1431 * config/arm/arm.md: Add UNSPEC_TLS.
1432 (movsi): Handle TLS.
1433 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
1435 (tls_load_dot_plus_eight): New insn and a peephole to create it.
1436 (load_tp_hard, load_tp_soft): New insns.
1437 * arm.opt: Add -mtp=.
1438 * doc/invoke.texi (ARM Options): Document -mtp.
1440 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1442 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
1443 * config/arm/libunwind.S: Include "lib1funcs.asm".
1444 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
1445 (LIB2ADDEH): Add libunwind.S.
1446 (LIB2ADDEHDEP): Add lib1funcs.asm.
1447 * mklibgcc.in: Handle asm files in libgcc_eh.a.
1449 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1452 * gcc/c.opt: Add a -lang-fortran option.
1453 * gcc/c-opts.c: Add a lang_fortran flag.
1454 (c_common_init_options): Handling the -lang-fortran option.
1455 (c_common_handle_option): Add a case for Fortran options in
1456 preprocessing. Remove cases for -ffixed-form and
1457 -ffixed-line-length. Add a case for -lang-fortran.
1459 2005-11-03 David Edelsohn <edelsohn@gnu.org>
1461 * config/rs6000/rs6000.c: Include params.h
1462 (optimization_options): Set max-grow-copy-bb-insns default to 16.
1463 (bdesc_2arg): Delete vpkuhss and vpkuwss.
1464 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
1465 (UNSPEC_VPKUWSS): Delete.
1466 (altivec_vpkuhss): Delete.
1467 (altivec_vpkuwss): Delete.
1468 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
1470 (neg_eq0<mode>): Remove final condition.
1471 (neg_eq<mode>): Remove condition and split-condition.
1473 2005-11-04 Alan Modra <amodra@bigpond.net.au>
1475 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
1476 Use associated print macros.
1478 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1481 * diagnostic.c (diagnostic_set_info_translated): New function.
1482 (diagnostic_set_info): Use it. Add comment.
1483 * diagnostic.h (diagnostic_set_info_translated): Declare.
1485 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
1487 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
1488 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
1489 reference only if 'public' is true.
1490 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
1491 emit the .hidden directive only if the indirect reference is public.
1492 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
1493 Pass it to dw2_force_const_mem.
1494 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
1495 * dwarf2out.c (output_cfi): Adjust calls to above function.
1496 (output_call_frame_info): Likewise.
1497 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
1498 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
1500 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
1502 PR tree-optimization/24483
1503 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
1504 field to elts if possible.
1506 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1509 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
1512 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
1514 Fix PR tree-optimization/24351
1516 * tree-ssa-structalias.c (struct variable_info): Add
1518 (get_varinfo_fc): New function to follow collapsing.
1519 (new_var_info): Set collapsed_to to NULL.
1520 (dump_constraint): Follow collapsing.
1521 (build_constraint_graph): Handle collapsing.
1522 (do_simple_structure_copy): Return false if something bad
1524 (collapse_rest_of_var): New function.
1525 (do_structure_copy): Collapse if do_simple_structure_copy returns
1528 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1531 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
1532 expressions to a statement list instead of gimplifying them.
1534 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1536 PR rtl-optimization/23585
1537 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
1538 that can't trap plus a constant integer, if the mode has zero size.
1540 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
1543 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
1545 ("*insv<mode>_reg_extimm"): Likewise.
1547 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1550 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
1551 c_common_type_for_mode returns an unnamed type.
1553 2005-11-02 Richard Henderson <rth@redhat.com>
1557 * dwarf2out.c (dwarf2out_reg_save_reg): New.
1558 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
1559 * function.c (assign_parms): Use calls.internal_arg_pointer.
1560 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
1562 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
1563 (TARGET_CALLS): Add it.
1564 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
1565 * targhooks.c (default_internal_arg_pointer): New.
1566 * targhooks.h (default_internal_arg_pointer): Declare.
1567 * tree.h (dwarf2out_reg_save_reg): Declare.
1568 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
1569 * config/i386/i386.c (dbx_register_map): Add return column.
1570 (dbx64_register_map, svr4_dbx_register_map): Likewise.
1571 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
1572 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
1573 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
1574 (ix86_save_reg): Save force_align_arg_pointer.
1575 (ix86_emit_save_regs): Make regno unsigned.
1576 (ix86_emit_save_regs_using_mov): Likewise.
1577 (ix86_expand_prologue): Handle force_align_arg_pointer.
1578 (ix86_expand_epilogue): Likewise.
1579 * config/i386/i386.h: (dbx_register_map): Update.
1580 (dbx64_register_map, svr4_dbx_register_map): Update.
1581 (struct machine_function): Add force_align_arg_pointer.
1582 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
1583 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
1584 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
1586 2005-11-02 Jan Hubicka <jh@suse.cz>
1589 * i386.md: Add peep2 for simplyfing array accesses.
1591 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1594 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
1595 * config/s390/s390.c (s390_decompose_shift_count): New function.
1596 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
1597 (print_shift_count_operand): Use s390_decompose_shift_count.
1598 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
1599 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
1601 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1604 * loop.c (loop_givs_rescan): Use force_operand to expand
1607 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
1610 * fold-const.c (build_range_check): Use unsigned when signed
1611 overflow is undefined also. If etype is subtype, make sure that
1612 the subtraction is in the supertype.
1614 2005-11-02 Richard Henderson <rth@redhat.com>
1617 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
1620 2005-11-01 Richard Henderson <rth@redhat.com>
1623 * loop.c (scan_loop): Do not propagate computations to a hard
1624 register destination with SMALL_REGISTER_CLASSES.
1626 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
1628 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
1629 costs for MULT inside PLUS or MINUS.
1631 2005-11-01 Bob Wilson <bob.wilson@acm.org>
1633 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
1634 (TRAMPOLINE_SIZE): Round up to 60.
1635 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
1637 2005-10-31 James E. Wilson <wilson@specifix.com>
1640 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
1641 ifdef. Put ifdefs around call in gen_subprogram_die.
1642 (compute_frame_pointer_to_cfa_displacement): Likewise.
1643 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
1646 PR rtl-optimization/17356
1647 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
1648 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
1650 2005-10-31 Jan Hubicka <jh@suse.cz>
1653 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
1656 * i386.c (legitimize_pic_address): Deal with large immediates.
1659 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
1660 from symbol names while computing checkup.
1663 * predict.c (predict_loops): Do not estimate more than
1664 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
1665 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
1667 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
1669 PR tree-optimization/19097
1670 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
1672 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
1674 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
1676 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
1679 * tree-inline.c (setup_one_parameter): If the init_stmt
1680 is NULL, don't insert the statement.
1682 2005-10-30 Jan Hubicka <jh@suse.cz>
1684 PR tree-optimization/24172
1685 * tree-inline.c (copy_body_r): Unshare the substituted value first.
1687 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
1689 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
1690 constants for hosts with long != 32 bits.
1692 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1695 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
1697 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
1699 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
1700 (TARGET_MS1_16_002): New.
1701 (TARGET_MS1_16_003): New.
1703 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
1704 ("*decrement_and_branch_until_zero_no_clobber"): New.
1705 Add corresponding splitter for decrement_and_branch_until_zero
1707 Key all decrement_and_branch_until_zero patterns off of
1710 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
1713 * tree-complex.c (extract_component): Treat RESULT_DECL
1714 like the rest of the decls.
1716 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
1718 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
1719 indirect call to _mcount if the function needs a static chain.
1721 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
1722 Caroline Tice <ctice@apple.com>
1724 PR rtl-optimization/24460
1725 * dwarf2out.c (have_switched_text_sections): New boolean variable.
1726 (dwarf2out_switch_text_section): Set it to true instead of
1727 incrementing separate_line_info_table_in_use.
1728 (output_loc_list): Additionally test have_switched_text_sections.
1729 (output_ranges): Likewise.
1730 (dwarf2out_finish): Likewise.
1731 * varasm.c (assemble_start_function): Do not call
1732 insert_section_boundary_note.
1733 (assemble_end_function): If flag_reorder_blocks_and_partition,
1734 switch to the function's section before emitting the .size directive.
1735 * bb-reorder.c (insert_section_boundary_note): Staticify.
1736 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
1737 * output.h (insert_section_boundary_note): Delete.
1739 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
1742 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
1743 instead of pointer equality when comparing types.
1745 2005-10-24 James E. Wilson <wilson@specifix.com>
1747 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
1748 add_dependence_list_and_free calls.
1750 2005-10-24 Steven Bosscher <stevenb@suse.de>
1752 * contrib.texi: Add the names of the LLNL folks who donated
1753 Cray pointer support for gfortran.
1755 2005-10-24 Steven Bosscher <stevenb@suse.de>
1757 PR tree-optimization/24225
1758 * profile.c (branch_prob): Look from end to start through a
1759 basic block when looking for a locus.
1761 2005-10-24 Richard Henderson <rth@redhat.com>
1763 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
1765 (hppa_expand_prologue): Likewise.
1767 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1769 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
1770 (NO_DEFERRED_PROFILE_COUNTERS): Define.
1771 * pa.h (NO_PROFILE_COUNTERS): Define.
1772 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
1773 (funcdef_nos): New vector to hold label numbers of deferred profile
1775 (output_deferred_profile_counters): New function.
1776 (hppa_profile_hook): Push label number onto funcdef_nos.
1777 (pa_hpux_file_end): Call output_deferred_profile_counters if
1778 NO_DEFERRED_PROFILE_COUNTERS is false.
1780 * pa-protos.h (get_deferred_plabel): New prototype.
1781 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
1783 (output_call): Adjust calls.
1785 2005-10-24 Alan Modra <amodra@bigpond.net.au>
1787 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
1788 peculiarity of GOT/TOC section usage.
1790 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
1793 * c-common.c (constant_string_class_name): Add documentation.
1795 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
1798 * recog.c (peephole2_optimize): Increment peep2_current_count
1799 only when the slot is empty.
1801 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1804 * except.c (output_function_exception_table): Call
1805 assemble_external_libcall if we need a personality function.
1807 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1809 PR rtl-optimization/24460
1810 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
1811 set the basic block for barriers.
1813 2005-10-21 Janis Johnson <janis187@us.ibm.com>
1815 * var-tracking.c (vt_initialize): Initialize post.
1817 2005-10-21 Devang Patel <dpatel@apple.com>
1820 * c-common.c (vector_types_convertible_p): Check vector element type.
1822 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
1824 * config/sh/sh.c (prepare_move_operands): Handle the address
1825 constant which is a tls symbolic address plus a constant.
1827 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
1830 * gcc.c (main): Use the correct counter for erroring out
1831 about mulitple files.
1833 2005-10-21 Alan Modra <amodra@bigpond.net.au>
1836 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
1837 use r2 for 64-bit tls .got access.
1839 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
1841 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
1844 2005-10-20 Steven Bosscher <stevenb@suse.de>
1846 PR tree-optimization/24307
1847 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
1849 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
1852 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
1854 * varasm.c (find_decl_and_mark_needed): After cgraph global info
1855 is ready, stop marking functions, but still mark variables.
1857 2005-10-20 Richard Guenther <rguenther@suse.de>
1860 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
1863 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1865 PR rtl-optimization/23585
1866 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
1867 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
1868 (may_trap_p_1): New predicate extracted from...
1869 (may_trap_p): ... here. Invoke may_trap_p_1.
1870 (may_trap_or_fault_p): New predicate.
1871 * rtl.h (may_trap_or_fault_p): Declare it.
1872 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
1873 instead of may_trap_p.
1874 (steal_delay_list_from_fallthrough): Likewise.
1875 (fill_simple_delay_slots): Likewise.
1876 (fill_slots_from_thread): Likewise.
1877 * function.c (pad_to_arg_alignment): Rework comment about
1878 SPARC_STACK_BOUNDARY_HACK.
1879 * config/sparc/sparc.h: Likewise.
1881 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
1883 * config/s390/s390.c (s390_expand_insv): New.
1884 * config/s390/s390-protos.h (s390_expand_insv): Declare.
1885 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
1886 ("icm_hi"): Remove mode attribute.
1887 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
1889 ("*extracthi", "*extractqi"): Remove.
1890 (extv<mode>", "*extzv<mode>"): New.
1891 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
1892 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
1894 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1896 * cfgexpand.c (discover_nonconstant_array_refs_r,
1897 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
1898 (tree_expand_cfg): Call discover_nonconstant_array_refs.
1899 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1900 discover_nonconstant_array_refs.
1902 2005-10-19 Steven Bosscher <stevenb@suse.de>
1905 * c-decl.c (pop_scope): Don't warn about an unused variable
1906 if it is marked with TREE_NO_WARNING.
1907 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
1908 somenow mismatch and olddecl is to be replaced.
1910 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1913 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
1914 whether registers live on the edge can be saved/restored.
1916 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
1918 * config/sh/sh.c (fixup_mova): Skip notes.
1920 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1922 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
1923 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
1924 (s390_can_eliminate): Handle BASE_REGNUM elimination.
1925 (s390_initial_elimination_offset): Likewise.
1926 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
1927 register on TARGET_ZARCH targets.
1928 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
1929 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1930 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
1931 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
1933 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1935 * config/s390/s390.md: Comment describing output modifiers updated.
1936 * config/s390/s390.c (print_operand): Likewise.
1938 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1940 * config/s390/s390.c (override_options): Added check for -mstack-size
1942 * doc/invoke.texi: Mention that limit in the documenation.
1944 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
1947 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
1949 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
1951 Fix PR tree-optimization/24231
1953 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
1954 (compute_avail): Ditto.
1956 2005-10-18 Richard Henderson <rth@redhat.com>
1959 * config/i386/i386.c (legitimate_constant_p): Check
1960 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
1962 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
1963 (legitimate_pic_address_disp_p): Reorg CONST checking to make
1964 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
1966 (print_operand_address): Likewise.
1967 * config/i386/predicates.md (x86_64_immediate_operand): Test
1968 SYMBOL_REF_TLS_MODEL properly inside CONST.
1969 (x86_64_zext_immediate_operand): Likewise.
1970 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
1971 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
1972 * config/i386/i386-protos.h: Remove predicates.md entries.
1974 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
1976 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1977 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
1979 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
1980 Ian Lance Taylor <ian@airs.com>
1983 * fold-const.c (fold_widened_comparison): Do not allow range based
1984 constant folding when right operand cannot be unwidened.
1986 2005-10-17 Richard Henderson <rth@redhat.com>
1988 * builtins.c (expand_builtin_synchronize): Build a new-style asm
1989 with a memory clobber.
1991 2005-10-17 James E Wilson <wilson@specifix.com>
1993 PR rtl-optimization/17356
1994 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
1995 checking for EDGE_EH.
1997 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1999 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
2000 the slot on an even boundary for any type with 16-byte alignment.
2002 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
2005 * md.texi (Modifiers) <%>: Clarify that % doesn't work
2006 after register allocation.
2008 2005-10-17 DJ Delorie <dj@redhat.com>
2010 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
2013 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
2016 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
2019 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
2021 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
2022 to 2 if it's already non-zero.
2023 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
2024 is set and warn about it if flag_schedule_insns is 1.
2026 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
2028 * config/crx/crx.md: Compare-and-branch instructions need to
2031 2005-10-17 Uros Bizjak <uros@kss-loka.si>
2034 * config/i386/i386.md (*pushdi2_rex64 splitter)
2035 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
2036 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
2037 flow2 pass only when (optimize > 0 && flag_peephole2).
2039 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
2042 * gcc.c (have_c): New static variable.
2044 (process_command): Remove declation of have_c.
2045 Set have_o to 1 when handling -o.
2046 (main): Add a fatel error if there are multiple
2047 files specified and -o and -c/-S is passed witout
2048 -combine or multiple languages.
2050 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
2052 Fix PR tree-optimization/22444
2053 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
2054 Assert that we don't hit something with subvars.
2055 (setup_pointers_and_addressables): Don't add things with subvars,
2056 because we'll already process the subvars for aliasing purposes.
2058 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
2061 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
2062 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
2063 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
2064 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
2065 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
2066 swapped, alternatives for the R constraint.
2069 * builtins.c (get_builtin_sync_mode): Make unlimited
2070 mode_for_size request.
2072 2005-10-15 Richard Henderson <rth@redhat.com>
2074 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
2075 (gimplify_expr): ... here.
2076 (gimplify_compound_lval): Use it in initial scan loop. Allow
2077 fb_lvalue in base expression.
2079 2005-10-15 Richard Henderson <rth@redhat.com>
2082 * builtins.c (expand_builtin_trap): Export.
2083 * expr.h (expand_builtin_trap): Declare.
2084 * expr.c (expand_assignment): Emit a trap for integral offsets
2085 from registers that weren't reduced to bitpos.
2087 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
2088 (mark_array_ref_addressable): Remove.
2089 * tree-flow.h (mark_array_ref_addressable): Remove.
2090 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
2092 2005-10-15 James E Wilson <wilson@specifix.com>
2095 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
2096 (add_dependence_list_and_free): Likewise.
2097 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
2100 2005-10-15 Diego Novillo <dnovillo@redhat.com>
2104 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
2105 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
2107 (vrp_visit_phi_node): Only prevent infinite iterations when
2108 the previous result and the new result are both VR_RANGEs.
2110 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
2112 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
2115 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2118 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
2121 2005-10-14 Per Bothner <per@bothner.com>
2123 PR preprocessor/21250
2124 * c-ppoutput.c (print_line): Print internal line 0 as 1.
2126 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
2129 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
2130 overflow flags. Refactor some conditionals.
2132 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
2135 * tree-dfa.c (add_referenced_var): Only look at decls which
2136 have TREE_CONSTANT or TREE_READONLY set instead of if
2137 !TREE_PUBLIC or !TREE_CONSTANT.
2139 2005-10-13 James E Wilson <wilson@specifix.com>
2141 * doc/invoke.texi: For -x, add f95-cpp-input.
2142 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
2144 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
2146 PR tree-optimization/24262
2147 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
2148 in loop all the time.
2150 2005-10-12 Richard Henderson <rth@redhat.com>
2153 * tree.h (DECL_TRANSPARENT_UNION): Remove.
2154 * function.c (assign_parm_find_data_types): Don't support it.
2155 * print-tree.c (print_node): Likewise.
2156 * c-common.c (handle_transparent_union_attribute): Likewise.
2157 Use build_duplicate_type.
2158 * tree-inline.c (remap_type_1): Split out of remap_type;
2159 properly remap aggregate fields.
2160 (build_duplicate_type): New.
2161 * doc/extend.texi (Variable Attributes): Remove documentation
2162 for transparent_union.
2164 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2167 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
2168 (gen_stack_pointer_dec): Likewise.
2170 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
2174 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
2176 (struct cxx): Add adjust_class_at_definition target hook.
2177 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
2178 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
2179 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
2180 hook_void_tree. Add to TARGET_CXX.
2181 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
2183 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
2184 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
2185 instead of attribute. Check for dllexport override. Warn if
2186 inconsistent dll linkage. Don't lose old dllimport if decl has
2187 had address referenced. Tweak lookup of dllimport atribute.
2188 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
2189 for target specific rules. Don't add dllimport attribute if
2190 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
2191 dllimport attribute.
2192 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
2193 * varasm.c (initializer_constant_valid_p): Replace
2194 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
2198 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
2199 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
2200 (i[34567]86-*-mingw32*): Likewise.
2202 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
2203 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
2205 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
2206 C++-specific code. Change return value to bool.
2207 (i386_pe_dllimport_p): Likewise.
2208 (associated_type): Simplify and make language-independent
2209 (i386_pe_encode_section_info): Replace override of ambiguous
2210 dllimport symbol refs with a gcc_assert.
2211 (i386_pe_valid_dllimport_attribute_p): Define.
2212 * config/i386/winnt-cxx.c: New file. Define C++ versions of
2213 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2214 i386_pe_adjust_class_at_definition.
2215 * config/i386/winnt-stubs.c: New file. Define stub versions of
2216 lang-specific functions.
2217 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
2218 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2219 i386_pe_adjust_class_at_definition.
2220 (i386_pe_valid_dllimport_attribute_p): Declare.
2221 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
2222 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
2223 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
2226 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
2227 dllimport attribute with test of DECL_DLLIMPORT_P.
2229 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
2231 * combine.c (make_extraction): Correct offset computation.
2233 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
2235 * config/cris/t-linux (LIMITS_H_TEST): Define.
2237 2005-10-12 Richard Henderson <rth@redhat.com>
2240 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
2242 2005-10-12 Richard Guenther <rguenther@suse.de>
2244 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
2246 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
2249 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
2250 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
2253 2005-10-12 Richard Guenther <rguenther@suse.de>
2256 * varasm.c (output_constant): Correct typo from previous
2259 2005-10-11 Ian Lance Taylor <ian@airs.com>
2261 PR rtl-optimization/13931
2262 * combine.c: Revert patch of 2003-05-14, and:
2263 (try_combine): Only set elim_i1 and elim_i2 if the destination is
2264 completely killed in the appropriate insn.
2265 (distribute_notes): Don't skip multiple hard register test for
2266 elim_i1 and elim_i2.
2268 2005-10-11 Richard Henderson <rth@redhat.com>
2271 * c-typeck.c (convert_for_assignment): Use build_constructor_single
2272 to initialize a transparent union instead of a nop_expr.
2274 2005-10-11 Richard Henderson <rth@redhat.com>
2276 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
2277 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
2278 (tree_ssa_dce_loop): Call scev_reset.
2281 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
2282 * tree-ssa-dce.c: Include cfgloop.h.
2283 (tree_ssa_dce_loop, pass_dce_loop): New.
2284 * tree-pass.h (pass_dce_loop): Declare it.
2285 * passes.c (init_optimization_passes): Use it.
2287 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2290 * convert.c (convert_to_real): Revert 2005-10-05 patch.
2291 Only apply the optimization for rounding builtins if the inner
2292 cast is also an extension.
2294 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
2297 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
2298 mark_new_vars_to_rename instead of update_stmt.
2300 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
2302 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
2304 2005-10-11 Jakub Jelinek <jakub@redhat.com>
2306 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
2307 for setting MMX register to 0 rather than mmx.
2309 2005-10-10 Steve Ellcey <sje@cup.hp.com>
2312 * configure.ac: Move gas check from mips specific case to common case.
2313 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
2314 * configure: Regenerate
2315 * doc/install.texi: Update.
2317 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2320 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
2322 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
2324 * gcc.c (do_spec_1): Accept numeric characters in file name
2327 2005-10-10 Nick Clifton <nickc@redhat.com>
2329 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
2330 describing the deleted arm_gen_rotated_half_load function.
2332 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
2334 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
2337 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
2339 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
2341 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
2342 (EXTRA_MULTILIB_PARTS): Define.
2343 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2344 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2345 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
2346 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2347 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2348 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
2350 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
2352 PR tree-optimization/24226
2353 * tree-cfg.c (remove_bb): Clean up unreachable loops.
2354 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
2355 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
2358 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2360 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
2362 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
2365 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
2366 Rewrite for no need for the early clobber.
2368 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2370 Merge from csl-arm-branch:
2371 2005-09-07 Paul Brook <paul@codesourcery.com>
2372 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
2375 2005-04-30 Paul Brook <paul@codesourcery.com>
2376 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
2377 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
2379 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
2380 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
2381 (arm_override_options): Use TARGET_AAPCS_BASED.
2382 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
2383 (PTRDIFF_TYPE): Use int for AAPCS.
2384 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
2385 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
2386 (DEFAULT_SHORT_ENUMS): Delete.
2387 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
2389 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
2390 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
2391 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
2392 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
2394 2004-12-03 Mark Mitchell <mark@codesourcery.com>
2395 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
2397 2004-11-22 Mark Mitchell <mark@codesourcery.com>
2398 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
2400 2004-11-19 Mark Mitchell <mark@codesourcery.com>
2401 * config.gcc (arm*-*-linux-gnueabi): Add it.
2402 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
2404 (TARGET_OS_CPP_BUILTINS): Likeiwse.
2405 * config/arm/linux-eabi.h: New file.
2406 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
2407 (LINUX_TARET_LINK_SPEC): Likewise.
2408 (LINK_SPEC): Use it.
2409 * config/arm/t-linux-eabi: New file.
2411 2005-10-08 Steven Bosscher <stevenb@suse.de>
2414 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
2416 (PARAM_SMS_DFA_HISTORY): Likewise.
2418 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2421 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
2422 (load_register_parameters): Call it.
2423 (check_sibcall_argument_overlap_1): Likewise.
2424 (store_one_arg): Likewise.
2426 2005-10-07 James E. Wilson <wilson@specifix.com>
2428 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
2429 DImode not VECINT24 for operand 2.
2432 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
2436 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
2437 fr_spill): Use destination_operand for operand 0.
2439 2005-10-07 DJ Delorie <dj@redhat.com>
2441 * varasm.c (output_constant): Limit error to expanding
2444 2005-10-07 Richard Guenther <rguenther@suse.de>
2447 * fold-const.c (fold_binary): Fix operand types during folding
2448 of X op (A, Y). Evaluation order of the side-effects of
2449 X and A are frontend-defined, so ensure we honour that even for
2450 tcc_comparison class operands; eased by removing duplicate code.
2452 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2454 * stor-layout.c (layout_type): Do not allow alignment of array
2455 elements to be greater than their size.
2457 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2459 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
2461 (hppa*-*-linux*): Ditto.
2462 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
2463 * config/host-hpux.c: New.
2464 * config/x-hpux: New.
2465 * config/pa/x-hpux: Remove.
2466 * config/pa/x-linux: Remove.
2467 * config/pa/pa-host.c: Remove.
2469 2005-10-07 Jeff Law <law@redhat.com>
2471 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
2472 determine whether or not to try and thread outgoing edges.
2474 2005-10-07 David Edelsohn <edelsohn@gnu.org>
2476 * config/rs6000/rs6000.md (eqsi_power): New.
2477 (neg_eq0si): Add TARGET_POWER to final condition.
2480 2005-10-06 Richard Henderson <rth@redhat.com>
2482 * config/rs6000/rs6000.c: Revert last change.
2484 2005-10-06 Richard Henderson <rth@redhat.com>
2486 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
2487 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
2489 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
2493 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
2494 out return_label and naked_return_label.
2496 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2498 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
2501 2005-10-06 Richard Henderson <rth@redhat.com>
2504 * tree-inline.c (declare_return_variable): Handle modify_dest not
2507 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2509 Fix PR tree-optimization/22488
2510 * tree-ssa-structalias.c (check_for_overlaps): New function.
2511 (create_variable_info_for): Use it.
2513 2005-10-06 Richard Henderson <rth@redhat.com>
2516 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
2517 (dwarf2out_start_source_file): Print it.
2519 2005-10-06 Geoffrey Keating <geoffk@apple.com>
2521 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
2523 2005-10-06 Richard Henderson <rth@redhat.com>
2526 * mode-switching.c (optimize_mode_switching): Clear transp bit
2527 for block with incomming abnormal edges.
2529 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
2530 (fpscr_set_from_mem): Use them.
2531 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
2532 (fpscr postinc splitters): Rewrite as peephole2+split.
2534 2005-10-06 David Edelsohn <edelsohn@gnu.org>
2536 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
2537 (eq<mode>_compare): Same.
2539 2005-10-06 Richard Guenther <rguenther@suse.de>
2541 PR tree-optimization/24238
2542 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
2544 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
2546 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
2547 here. Use AC_PATH_PROG for environment variables instead of
2549 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
2551 * configure: Regenerated.
2553 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
2556 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
2557 then force it into a register.
2558 (call_value): Likewise.
2560 2005-10-06 Richard Henderson <rth@redhat.com>
2563 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
2564 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
2565 under pass_vectorize.
2567 2005-10-05 Devang Patel <dpatel@apple.com>
2570 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
2571 handling constants. Check NAMESPACE_DECL context for constants.
2573 2005-10-05 Eric Christopher <echristo@apple.com>
2575 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
2577 2005-10-05 Richard Henderson <rth@redhat.com>
2580 * tree-cfg.c (mark_array_ref_addressable_1): New.
2581 (mark_array_ref_addressable): New.
2582 * tree-flow.h (mark_array_ref_addressable): Declare.
2583 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
2585 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
2589 * reload.c (subst_reloads): When adding a REG_LABEL to a
2590 jump instruction, also update JUMP_LABEL.
2592 2005-10-05 David Edelsohn <edelsohn@gnu.org>
2594 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
2595 * bb-reorder.c (copy_bb_p): Use it.
2596 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
2598 2005-10-05 Richard Henderson <rth@redhat.com>
2601 * toplev.c (process_options): Warn about unsupported combinations
2602 of unwind tables and omit-frame-pointer.
2603 * config/i386/i386.c (override_options): Similarly. Enable
2604 accumulate-outgoing-args if not explicitly disabled.
2606 2005-10-05 Steve Ellcey <sje@cup.hp.com>
2608 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
2609 Handle big endian vs. small endian.
2610 (vec_initv2sf): Handle big endian vs. small endian.
2611 (*vec_extractv2sf_1): Ditto.
2613 2005-10-05 Dale Johannesen <dalej@apple.com>
2615 * convert.c (convert_to_real): Don't convert
2616 (float)floor(double d) to floorf((float)d).
2618 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
2620 * config/arm/arm.md (insv): Use gen_int_mode in more places.
2622 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
2624 PR tree-optimization/18587
2625 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
2626 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
2627 build_vuses): Change to VEC type.
2628 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
2629 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
2630 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
2631 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
2632 (get_name_decl): New. Return DECL_UID of base variable.
2633 (operand_build_cmp): New. qsort comparison routine.
2634 (operand_build_sort_virtual): New. Sort virtual build vector.
2635 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
2636 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
2637 (FINALIZE_BASE): Use get_name_decl.
2638 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
2639 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
2640 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
2641 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
2642 direct VEC_* manipulations.
2643 (build_ssa_operands): Call operand_build_sort_virtual.
2644 (copy_virtual_operand, create_ssa_artficial_load_stmt,
2645 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
2646 with direct VEC_* manipulations.
2647 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
2648 with direct VEC manipulations.
2650 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
2652 PR tree-optimization/21419
2653 PR tree-optimization/24146
2654 PR tree-optimization/24151
2656 * c-typeck.c (readonly_error): Handle USE being lv_asm.
2657 (build_asm_expr): Call it if outputs are read-only.
2658 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
2660 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
2661 Paolo Bonzini <bonzini@gnu.org>
2665 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
2666 enable the instructions and not just the built-ins.
2667 * doc/invoke.texi (x86 Options): Likewise.
2669 2005-10-04 Geoffrey Keating <geoffk@apple.com>
2671 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
2673 * doc/invoke.texi (Option Summary): Correct spelling
2674 of -mmacosx-version-min.
2676 2005-10-04 Devang Patel <dpatel@apple.com>
2678 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
2681 2005-10-04 Steve Ellcey <sje@cup.hp.com>
2683 * tree-vect-transform.c (vect_create_epilog_for_reduction):
2684 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
2686 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
2688 * config/s390/s390.md ("TDSI","DP"): New mode macros.
2689 ("TE","tg"): New mode attributes.
2690 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
2691 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
2692 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
2693 dword_mode and one for GPRmode.
2695 2005-10-04 Ian Lance Taylor <ian@airs.com>
2697 PR preprocessor/13726
2698 * c-ppoutput.c (cb_include): Add comments parameter, and print out
2699 any comments passed in.
2701 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2703 * tree.c (annotate_with_file_line): Fix typo.
2705 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2708 * builtins.c (fold_builtin_memcmp): When constructing the pointer
2709 type used to access data in the inlined length == 1 case, use
2710 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
2711 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
2713 2005-10-04 Uros Bizjak <uros@kss-loka.si>
2715 * config/i386/i386.h (TARGET_FISTTP): Enable also for
2716 TARGET_SSE3 and only for TARGET_80387.
2717 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
2718 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
2719 Do not depend on TARGET_80387.
2721 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2723 * tree.c (last_annotated_node): Change type to location_t*.
2724 (annotate_with_file_line): Reflect the change of
2725 last_annotated_node type.
2727 2005-10-04 Richard Guenther <rguenther@suse.de>
2730 * c-decl.c (grokdeclarator): Don't write to fields
2733 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2736 * c-decl.c (finish_decl): Use set_user_assembler_name even for
2738 * varasm.c (make_decl_rtl): If a register variable does not
2739 have a set user assmbler name, error out.
2740 Decode the asmspec is now name+1 bypassing '*'.
2742 2005-10-04 Steven Bosscher <stevenb@suse.de>
2744 PR tree-optimization/23049
2745 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
2746 of a COND_EXPR is folded before calling fold on the whole rhs of a
2747 conditional assignment.
2748 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
2749 document that a COND_EXPR may appear there.
2751 2005-10-03 Diego Novillo <dnovillo@redhat.com>
2754 * tree-vrp.c (extract_range_from_assert): If the new numeric
2755 range created out of the assertion contradicts the existing
2756 numeric range of the ASSERT_EXPR variable, make the new range
2759 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
2761 * config/sh/sh.c (sh_register_move_cost): Add case for moving
2762 from T_REGS to FP register class.
2764 2005-10-03 Richard Henderson <rth@redhat.com>
2767 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
2768 before creating a new one.
2770 2005-10-03 David Edelsohn <edelsohn@gnu.org>
2772 * config/rs6000/t-aix43 (LDFLAGS): New.
2773 * config/rs6000/t-aix52 (LDFLAGS): New.
2775 2005-10-03 Ian Lance Taylor <ian@airs.com>
2777 * gimplify.c (find_single_pointer_decl_1): New static function.
2778 (find_single_pointer_decl): New static function.
2779 (internal_get_tmp_var): For a formal variable, set restrict base
2780 information if appropriate.
2781 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
2783 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
2784 (DECL_GET_RESTRICT_BASE): Define.
2785 (SET_DECL_RESTRICT_BASE): Define.
2786 (decl_restrict_base_lookup): Declare.
2787 (decl_restrict_base_insert): Declare.
2788 (struct tree_decl_with_vis): Add based_on_restrict_p field.
2789 * tree.c (restrict_base_for_decl): New static variable.
2790 (init_ttree): Initialize restrict_base_for_decl.
2791 (copy_node_stat): Copy restrict base information.
2792 (decl_restrict_base_lookup): New function.
2793 (decl_restrict_base_insert): New function.
2794 (print_restrict_base_statistics): New static function.
2795 (dump_tree_statistics): Call print_restrict_base_statistics.
2797 2005-10-02 Diego Novillo <dnovillo@redhat.com>
2800 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
2801 case of anti-ranges.
2803 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
2806 * c-typeck.c (tagged_tu_seen): Rename to ...
2807 (tagged_tu_seen_cache): this and add val field.
2808 (comptypes): Move functional to comptypes_internal
2809 and free tagged_tu_seen.
2810 (comptypes_internal): New function and call comptypes_internal
2811 instead of comptypes. Speed up by sibcalling
2812 tagged_types_tu_compatible_p.
2813 (alloc_tagged_tu_seen): New function
2814 (free_all_tagged_tu_seen_up_to): New function.
2815 (tagged_types_tu_compatible_p): Return the val of the seen two
2817 Add that the two types are the same to tagged_tu_seen_base
2818 if they are and call comptypes_internal instead of comptypes.
2819 <case UNION_TYPE>: Speed up common type where the fields are
2821 (function_types_compatible_p): Call comptypes_internal instead of
2823 (type_lists_compatible_p): Likewise.
2824 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
2826 2005-10-02 Matthias Klose <doko@debian.org>
2828 * doc/invoke.texi: Fix typo and speling error.
2830 2005-10-01 Richard Henderson <rth@redhat.com>
2832 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
2834 2005-10-01 Mark Mitchell <mark@codesourcery.com>
2836 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
2837 using --start-group and --end-group.
2839 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2841 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
2842 FIXME note regarding quirky semantics.
2844 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2847 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
2848 non-null range as a last resort.
2850 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
2851 Diego Novillo <dnovillo@redhat.com>
2854 * tree-vrp.c (extract_range_from_assert): For !=
2855 assertions, only build an anti-range if LIMIT is a
2856 single-valued range.
2858 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
2860 * arm.md (movqi): On thumb when optimizing, handle loading from
2861 memory by describing this as taking a subreg of a zero-extended load
2862 into an SImode register.
2865 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
2867 * reload1.c (merge_assigned_reloads): Do not change any
2868 RELOAD_FOR_OUTPUT_ADDRESS reloads.
2870 2005-09-30 Geoffrey Keating <geoffk@apple.com>
2872 * Makefile.in (LIPO_FOR_TARGET): Define.
2873 (STRIP_FOR_TARGET): Define.
2875 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
2876 before creating new ones. Do symlinks before creating the actual
2879 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
2880 to work out which multilibs are actually being built.
2882 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
2884 * tree-vect-transform.c, config/ms1/ms1.md,
2885 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
2886 Follow spelling conventions.
2887 * doc/invoke.texi, doc/md.texi: Fix typos.
2889 2005-09-30 Andrew Macleod <amacleod@redat.com>
2891 PR tree-optimization/21430
2892 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
2893 use operands, and set stmt pointer if need be.
2894 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
2895 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
2898 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2901 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
2903 2005-09-29 Mark Mitchell <mark@codesourcery.com>
2905 * optabs.c (expand_binop): Initialize first_pass_p.
2907 2005-09-29 Jakub Jelinek <jakub@redhat.com>
2910 * c-decl.c (c_write_global_declarations_1): If any
2911 wrapup_global_declaration_2 call returned true, restart the loop.
2913 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
2915 Fix PR tree-optimization/24117
2916 * tree-ssa-structalias.c (find_func_aliases): Strip nops
2917 before considering whether to use anyoffset.
2919 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2923 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2925 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2927 (swap_commutative_operands_with_target): New.
2929 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2932 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
2935 2005-09-29 Steven Bosscher <stevenb@suse.de>
2937 PR tree-optimization/23911
2938 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
2939 and IMAGPART_EXPR too.
2941 2005-09-28 Mark Mitchell <mark@codesourcery.com>
2944 * expmed.c (expand_shift): Move logic to reverse rotation
2945 direction when rotating by constants ...
2946 * optabs.c (expand_binop): ... here.
2947 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
2948 (ix86_rotrdi3): New pattern.
2949 (rotldi3): Handle 32-bit mode.
2950 (ix86_rotldi3): New pattern.
2952 2005-09-29 Alan Modra <amodra@bigpond.net.au>
2955 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
2956 check for numbers that need no bit twiddle.
2958 2005-09-28 Geoffrey Keating <geoffk@apple.com>
2960 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
2961 multilib to be built.
2963 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
2964 (stage1-start): Delete old libgcc and libunwind before moving
2965 anything into the stage directory.
2966 (stage2-start): Likewise.
2967 (stage3-start): Likewise.
2968 (stage4-start): Likewise.
2969 (stageprofile-start): Likewise.
2970 (stagefeedback-start): Likewise.
2971 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
2972 header in tm_file and CPU-specific t-darwin in tmake_file.
2973 (i[34567]86-*-darwin*): Don't change tm_file.
2974 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
2975 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
2976 shared library stub for target OS version.
2977 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
2978 (SHLIB_LINK): Don't make SHLIB_SOLINK.
2979 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
2980 (libgcc_s.%.dylib): New.
2982 (install-darwin-libgcc-stubs): New.
2983 (INSTALL_LIBGCC): New append.
2984 * config/i386/darwin-libgcc.10.4.ver: New.
2985 * config/i386/darwin-libgcc.10.5.ver: New.
2986 * config/i386/t-darwin: New.
2987 * config/rs6000/darwin-libgcc.10.4.ver: New.
2988 * config/rs6000/darwin-libgcc.10.5.ver: New.
2989 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
2990 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
2992 2005-09-28 Paul Brook <paul@codesourcery.com>
2994 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
2997 2005-09-28 Richard Guenther <rguenther@suse.de>
2999 PR tree-optimization/23853
3000 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
3001 host_integerp to verify misalignment value.
3003 2005-09-28 Richard Henderson <rth@redhat.com>
3005 * builtins.c (get_builtin_sync_mode): New.
3006 (expand_builtin_sync_operation): Pass in mode argument.
3007 (expand_builtin_compare_and_swap): Likewise.
3008 (expand_builtin_lock_test_and_set): Likewise.
3009 (expand_builtin_lock_release): Likewise.
3010 (expand_builtin): Update to match.
3012 2005-09-28 Nick Clifton <nickc@redhat.com>
3014 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
3015 formatting. Add check to PLUS case to ensure that the offset is
3016 within an acceptable range.
3018 * config/v850/v850.md (casesi): Disable the generation of the
3019 switch pattern as it is not being handled properly at the moment.
3021 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
3022 for when the high words are identical.
3024 2005-09-27 Richard Henderson <rth@redhat.com>
3026 * pretty-print.c (pp_base_format): Fix typo for %>.
3028 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
3029 Devang Patel <dpatel@apple.com>
3031 PR tree-optimization/23625
3032 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
3033 LABEL_EXPR, assertion check.
3035 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
3037 * optabs.c (no_conflict_move_test): Check if a result of a
3038 to-be-moved insn would be clobbered by an originally
3041 2005-09-27 Jeff Law <law@redhat.com>
3043 * passes.c (init_optimization_passes): Replace copy propagation
3044 passes immediately after DOM with phi-only copy propagation
3045 pases. Add phi-only copy propagation pass after first DOM pass.
3046 * tree-pass.h (pass_phi_only_copy_prop): Declare.
3047 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
3048 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
3049 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
3050 to init_copy_prop. Callers updated.
3051 (do_phi_only_copy_prop): New function.
3052 (pass_phi_only_copy_prop): New pass descriptor.
3054 2005-09-27 Nick Clifton <nickc@redhat.com>
3056 * libgcc2.c (__popcount_tab): Remove redundant prototype.
3058 2005-09-26 Jason Merrill <jason@redhat.com>
3061 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
3063 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
3065 2005-09-26 James E Wilson <wilson@specifix.com>
3067 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
3068 copyright. Add gcc copyright plus libgcc exception.
3069 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
3071 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
3073 2005-09-26 Jeff Law <law@redhat.com>
3075 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
3076 about when to iterate.
3078 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
3081 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
3082 for __complex__ double in -mcpu=G5 mode.
3084 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
3086 PR tree-optimization/23942
3087 * Makefile.in (SCEV_H): Depends on PARAMS_H.
3088 * tree-scalar-evolution.c: Include params.h.
3090 (follow_ssa_edge, follow_ssa_edge_in_rhs,
3091 follow_ssa_edge_in_condition_phi_branch,
3092 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
3093 Change return type to t_bool. Use a parameter to limit the size of
3094 trees that are walked before stopping
3095 (analyze_evolution_in_loop): Initialize the limit to 0.
3096 (follow_ssa_edge): Give up by returning t_dont_know if the limit
3097 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3099 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3102 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
3103 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
3105 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
3107 * combine.c (make_extraction): Check for valid use of subreg.
3109 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3112 * config/i386/i386.md ("*fistdi2_1"): New pattern.
3113 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
3114 ("fist<mode>2_with_temp"): Use only register operands.
3116 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
3118 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
3119 CALL_INSN_FUNCTION_USAGE.
3121 2005-09-26 Richard Guenther <rguenther@suse.de>
3124 * gcse.c: Include hashtab.h, define ldst entry hashtable.
3125 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
3126 (ldst_entry): Use the hashtable instead of list-walking.
3127 (find_rtx_in_ldst): Likewise.
3128 (free_ldst_entry): Free the hashtable.
3129 (compute_ld_motion_mems): Create the hashtable.
3130 (trim_ld_motion_mems): Remove entry from hashtable if
3131 removing it from list.
3132 (compute_store_table): Likewise^2.
3133 (store_motion): Free hashtable in case we did not see
3136 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
3138 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
3139 and arg1 if we are passing them to fold_build2.
3141 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
3144 * config/i386/i386.c (ix86_function_regparm): Fix the test for
3147 2005-09-25 Richard Henderson <rth@redhat.com>
3149 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
3150 SYMBOL_REF_TLS_MODEL to be correct.
3152 2005-09-24 Richard Henderson <rth@redhat.com>
3154 * ipa-type-escape.c (discover_unique_type): Remove dead code at
3155 end of function. Reindent.
3157 2005-09-24 Ian Lance Taylor <ian@airs.com>
3159 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
3160 NEGATE_EXPR/BIT_NOT_EXPR case.
3162 2005-09-24 Richard Henderson <rth@redhat.com>
3164 * c-common.c (handle_mode_attribute): When not modifying in place,
3165 create subtypes for enumerations.
3166 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
3167 * gimplify.c (create_tmp_from_val): Likewise.
3169 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
3171 * config/i386/i386.md (*tls_global_dynamic_64,
3172 *tls_local_dynamic_base_64): Add missing mode to call.
3173 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
3175 2005-09-24 Jan Hubicka <jh@suse.cz>
3177 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
3178 (cgraph_clone_node): Likewise.
3179 * cgraph.h (cgraph_clone_edge): Update prototype.
3180 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
3181 duplicated prototypes; add updating argument.
3182 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
3183 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
3185 (cgraph_mark_inline_edge): Likewise.
3186 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
3187 (cgraph_flatten_node): Likewise.
3188 (cgraph_decide_recursive_inlining): Likewise.
3189 (cgraph_decide_inlining_of_small_function): Likewise.
3190 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3192 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3193 Pete Steinmetz <steinmtz@us.ibm.com>
3195 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
3196 (rldic.): Set type to "compare".
3198 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
3199 mfjmpr for MFCTR/MFLR.
3200 (movdf_hardfloat64): Same.
3201 (movdf_softfloat64): Same. Correct order of store and move types.
3202 (movti_string): Set type to store_ux/load_ux.
3203 (load_multiple): Set type to load_ux.
3204 (store_multiple): Set type to store_ux.
3205 (movmemsi): Set type to store_ux.
3206 (output_cbranch direct_return): Set type to jmpreg.
3207 (stmw): Set type to store_ux.
3208 (lmw): Set type to load_ux.
3209 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
3210 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
3211 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
3212 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
3213 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
3214 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
3215 (rios1-fpstore): Increase latency to 3.
3216 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
3217 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
3219 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3220 Andrew Pinski <pinskia@physics.uc.edu>
3222 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
3223 operand2 constraint to "b".
3224 (sync_<fetchop_name>di_internal): Same.
3225 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
3227 (sync_old_<fetchop_name>di_internal): Same.
3228 (sync_new_<fetchop_name>si_internal): Same.
3229 (sync_new_<fetchop_name>di_internal): Same.
3231 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
3234 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
3235 case, define as macros.
3237 PR rtl-optimization/23837
3238 * optabs.c (no_conflict_move_test): Don't set must_stay for a
3239 clobber / clobber match between dest and p->first.
3241 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
3242 (no_conflict_move_test): Update comments.
3244 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
3246 * doc/install.texi: Update URL for Jacks.
3247 * doc/sourcebuild.texi: Likewise.
3249 2005-09-22 David Edelsohn <edelsohn@gnu.org>
3252 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
3253 registers when choosing register preferences.
3254 (movdf_hardfloat64): Same.
3256 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
3258 * expmed.c (expand_shift): Don't use the target of the rotate as
3259 target for the first expanded shift insn.
3260 * testsuite/gcc.dg/20050922-1.c: Testcase added.
3262 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
3264 PR tree-optimization/22438
3265 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
3266 preserved iv rhs rewriting specially.
3268 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
3270 * tree-data-ref.c (analyze_array_indexes): Only estimate when
3271 estimate_only is true.
3272 * tree-flow.h (ref_contains_indirect_ref): New prototype.
3273 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
3274 tree-ssa-structalias.c
3275 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
3276 ref_contains_indirect_ref.
3277 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
3279 2005-09-21 DJ Delorie <dj@redhat.com>
3281 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
3283 (mn10300_return_in_memory): Support variable size types also.
3284 (mn10300_pass_by_reference): Likewise.
3285 (mn10300_function_value): New.
3286 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
3287 (FUNCTION_OUTGOING_VALUE): Likewise.
3288 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
3289 * doc/invoke.texi: Document it.
3291 2005-09-21 Uros Bizjak <uros@kss-loka.si>
3294 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
3295 force integer op1 into register for XFmode compares.
3297 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
3300 * expmed.c (alg_code): Add alg_impossible.
3301 (alg_hash_entry): Add cost.
3302 (synth_mult): Record alg_impossible in the hash table if
3303 multiplication by a given integer is impossble within the
3304 limit. Speed up using alg_impossible.
3306 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3308 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
3309 argument. Allow and set any offset if needs_anyoffset is passed
3311 (get_constraint_for): Add argument here too.
3313 (do_structure_copy): Pass NULL to get_constraint_for.
3314 (handle_ptr_arith): Ditto.
3315 (find_func_aliases): Ditto.
3317 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
3319 PR rtl-optimization/23898
3320 * output.h (get_attr_min_length): Declare.
3321 * final.c (get_attr_length_1): New function, broken out of:
3323 (get_attr_min_length): New function.
3324 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
3325 (duplicate_computed_gotos): Likewise.
3326 * genattr.c (insn_min_length): Generate declaration.
3327 * genattrtab.c (min_fn, min_attr_value): New functions.
3328 (make_length_attrs): Generate insn_min_length.
3330 2005-09-20 Steve Ellcey <sje@cup.hp.com>
3332 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
3334 2005-09-20 Richard Henderson <rth@redhat.com>
3336 PR tree-optimization/24059
3337 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
3340 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
3342 * c.opt (fextended-identifiers): New.
3343 * c-opts.c (c_common_handle_option): Handle
3344 -fextended-identifiers.
3345 * doc/cpp.texi: Update documentation of extended identifiers.
3346 * doc/cppopts.texi (-fextended-identifiers): Document.
3348 2005-09-20 Jakub Jelinek <jakub@redhat.com>
3350 PR tree-optimization/23929
3351 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
3354 PR tree-optimization/23818
3355 * tree-stdarg.c (execute_optimize_stdarg): Call
3356 calculate_dominance_info.
3358 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3360 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
3361 (analyze_siv_subscript_cst_affine): Add weak SIV test.
3362 (compute_overlap_steps_for_affine_1_2): Use
3363 get_number_of_iters_for_loop.
3364 (analyze_subscript_affine_affine): Check whether difference is
3366 Use get_number_of_iters_for_loop.
3367 Check whether overlap occurs outside of bounds.
3368 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
3370 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
3372 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
3373 base register if possible.
3375 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
3377 PR tree-optimization/18463
3378 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
3379 converting it directly is not possible.
3380 (chrec_convert_aggressive): New function.
3381 * tree-chrec.h (chrec_convert_aggressive): Declare.
3382 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
3383 Fold chrec conversions aggressively if asked to.
3384 (instantiate_parameters): Modified because of changes in
3385 instantiate_parameters_1.
3387 2005-09-19 Richard Henderson <rth@redhat.com>
3389 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
3390 (reduc_splus_v2df): New.
3392 2005-09-19 Richard Sandiford <richard@codesourcery.com>
3394 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
3395 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
3397 2005-09-19 Richard Henderson <rth@redhat.com>
3399 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
3402 2005-09-19 Richard Henderson <rth@redhat.com>
3404 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
3405 (ia64_expand_dot_prod_v8qi): New.
3406 * config/ia64/ia64-protos.h: Update.
3407 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
3408 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
3409 sdot_prodv8qi, sdot_prodv4hi): New.
3410 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
3412 2005-09-19 Richard Henderson <rth@redhat.com>
3415 * real.c (exact_real_truncate): Return false if the format cannot
3416 represent the number as a normal.
3418 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
3419 for a memory source.
3421 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
3423 * tree-ssa-operands.c (swap_tree_operands): Export.
3424 * tree.h (swap_tree_operands): Declare.
3425 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
3426 Call swap_tree_operands.
3428 2005-09-19 Richard Henderson <rth@redhat.com>
3430 * tree-flow.h (merge_alias_info): Declare.
3431 * tree-ssa-copy.c (merge_alias_info): Export.
3432 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
3433 (vect_create_data_ref_ptr): Use create_iv directly.
3434 (vectorizable_load): Use correct types for integer constants.
3435 (vect_generate_tmps_on_preheader): Likewise.
3436 (vect_gen_niters_for_prolog_loop): Likewise.
3438 2005-09-19 Steven Bosscher <stevenb@suse.de>
3440 PR rtl-optimization/23943
3441 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
3443 2005-09-18 Jan Hubicka <jh@suse.cz>
3445 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
3447 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
3449 * varasm.c (output_constant): Do not abort on conversions to union
3450 types between different sizes.
3452 2005-09-18 Richard Guenther <rguenther@suse.de>
3455 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
3458 2005-09-18 Paul Brook <paul@codesourcery.com>
3460 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
3462 2005-09-17 Richard Henderson <rth@redhat.com>
3464 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
3465 * tree-ssa-loop.c (pass_vect_dce): Remove.
3466 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
3469 2005-09-17 Richard Henderson <rth@redhat.com>
3471 * tree-pass.h (pass_vect_dce): Declare.
3472 * passes.c (init_optimization_passes): Add it.
3473 * tree-flow.h (tree_ssa_dce): Declare.
3474 * tree-ssa-dce.c (tree_ssa_dce): Export.
3475 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
3476 (gate_tree_vectorize): ... here.
3477 (pass_vect_dce): New.
3479 2005-09-17 Jan Hubicka <jh@suse.cz>
3481 * except.c (struct eh_status): Turn region_array into vec.
3482 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
3483 convert_from_eh_region_ranges, find_exception_handler_labels,
3484 current_function_has_exception_handlers, assign_filter_values,
3485 build_post_landing_pads, dw2_build_landing_pads,
3486 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
3487 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
3488 foreach_reachable_handler, can_throw_internal_1,
3489 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
3491 (duplicate_eh_region_1): Update region_array.
3492 (duplicate_eh_regions): Resize region_array and avoid recomputing.
3494 2005-09-17 David Edelsohn <edelsohn@gnu.org>
3497 * expmed.c (expand_mult): Substitute simple register for op0 when
3500 2005-09-17 Richard Henderson <rth@redhat.com>
3502 * expr.c (emit_move_via_integer): Add force argument, pass it on
3503 to emit_move_change_mode. Update callers.
3504 (emit_move_complex): Pass true to new force argument.
3505 * function.c (expand_function_end): Move expand_eh_return call
3506 earlier. Merge sub-word complex values into a pseudo before
3507 copying to the return hard register.
3509 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
3511 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
3512 between different sizes.
3514 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
3518 * passes.c (init_optimization_passes): Register dump files for
3521 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
3523 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
3524 * config/s390/s390.c (s390_overlap_p): New function.
3525 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
3526 peephole2, "*xc" peephole2): Added overlap check to the peephole2
3529 2005-09-16 Richard Guenther <rguenther@suse.de>
3531 * ipa-pure-const.c (static_execute): Free auxiliar information.
3532 * ipa-type-escape.c (discover_unique_type): Free temporary key.
3533 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
3535 2005-09-15 DJ Delorie <dj@redhat.com>
3537 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
3539 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3541 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3543 (swap_commutative_operands_with_target): New.
3545 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
3547 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
3550 (estimate_iters_using_array): New function.
3551 * tree-data-ref.h (estimate_iters_using_array): Prototype
3552 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3553 Use estimate_iters_using_array instead of analyze_array.
3555 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
3557 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
3560 2005-09-15 Michael Matz <matz@suse.de>
3562 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
3564 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
3566 PR tree-optimization/23835
3567 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
3568 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
3570 2005-09-14 Richard Henderson <rth@redhat.com>
3572 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
3573 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
3575 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
3577 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
3578 in the ARRAY_TYPE case.
3580 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
3582 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
3584 2005-09-14 Uros Bizjak <uros@kss-loka.si>
3587 * tree-vect-transform.c (vectorizable_operation): Return false for
3588 scalar shift operations and for vector shift operations with
3589 non-invariant shift arguments. Use scalar tree operand op1 as
3590 a shift operand when vector shift insn pattern uses scalar shift
3592 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
3594 2005-09-14 Olivier Hainque <hainque@adacore.com>
3596 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
3597 value if it has side-effects.
3599 2005-09-14 David Edelsohn <edelsohn@gnu.org>
3602 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
3604 2005-09-14 Alan Modra <amodra@bigpond.net.au>
3606 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
3607 passed as NAME as if it were label at start of function code.
3609 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
3611 * config/sh/sh.md (*movv4sf_i): Add general register cases to
3614 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
3616 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
3617 as early clobber. Rewrite so the PIC register is not implicitly used.
3619 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3621 * tree.c (annotate_with_file_line): Compare line numbers before
3624 2005-09-13 Uros Bizjak <uros@kss-loka.si>
3627 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
3628 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
3630 2005-09-13 Ian Lance Taylor <ian@airs.com>
3632 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
3633 than a HOST_WIDEST_INT to gen_doloop_begin.
3635 2005-09-13 Diego Novillo <dnovillo@redhat.com>
3637 * tree-dfa.c (dump_variable): Guard against NULL annotations.
3639 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
3641 PR tree-optimize/23817
3642 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
3644 2005-09-13 Alan Modra <amodra@bigpond.net.au>
3647 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
3648 word before changing the stack pointer. Use gen_frame_mem for MEMs.
3649 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
3650 (restore_stack_nonlocal): Likewise.
3651 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
3653 2005-09-12 Ian Lance Taylor <ian@airs.com>
3656 * c.opt (ffriend-injection): New C++ option.
3657 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
3658 (C++ Dialect Options): Document -ffriend-injection.
3660 2005-09-12 Josh Conner <jconner@apple.com>
3663 * ipa-reference.c (static_execute): Don't mark variables in
3664 named sections TREE_READONLY.
3666 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3668 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
3671 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
3673 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
3674 V_MUST_DEF instead of just the first_use_p.
3675 Don't mark the virtual variables for renaming on the statement which
3677 (pass_dse): Remove TODO_update_ssa.
3679 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
3682 * stor-layout.c (compute_record_mode): For records with a single
3683 field, actually check the field's mode size against the type size.
3685 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
3686 registers for TARGET_SHMEDIA.
3687 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
3688 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
3689 of GENERAL_REGS and FP_REGS.
3691 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3693 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
3695 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3697 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
3698 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
3699 are omitted. Exclude stack_tie insn too.
3701 2005-09-11 David Edelsohn <edelsohn@gnu.org>
3703 PR rtl-optimization/23098
3704 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
3706 * config/rs6000/rs6000.md (movdf splitter): Use
3707 const_double_operand predicate for TARGET_POWERPC64.
3708 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
3709 SYMBOL_REF method to ABI_V4.
3711 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
3712 replace_equiv_address.
3713 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
3714 rs6000_sr_alias_set and MEM_NOTRAP.
3715 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
3717 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
3719 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
3720 handle CALL_EXPR again.
3722 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
3724 * arm/predicates.md (alignable_memory_operand): Delete.
3726 2005-09-10 Richard Henderson <rth@redhat.com>
3729 * dbxout.c (dbxout_expand_expr): New.
3730 (dbxout_symbol): Use it.
3732 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
3734 * arm.c (arm_gen_rotated_half_load): Delete.
3735 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
3736 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
3737 (thumb_set_return_address): Likewise.
3738 (thumb_load_double_from_address): Use adjust_address.
3739 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
3740 (extendhsisi2_mem, movhi_bytes): Use change_address.
3741 (movhi): Use widen_memory_access.
3742 (reload_out_df): Use replace_equiv_address.
3743 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
3745 2005-09-09 Richard Henderson <rth@redhat.com>
3748 * dbxout.c: Include expr.h.
3749 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
3750 (dbxout_symbol): Handle DECL_VALUE_EXPR.
3751 * Makefile.in (dbxout.o): Add EXPR_H.
3753 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
3755 PR tree-optimization/23509
3756 * tree-cfg.c (replace_uses_by): Use replace_exp.
3757 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
3758 pointers have name_mem_tag or type_mem_tag set.
3760 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3762 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
3763 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
3764 of wrongly accessing operands.
3766 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3768 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
3769 * tree-chrec.c: Include tree-scalar-evolution.h.
3770 (chrec_convert): Instantiate the base and step before calling
3771 scev_probably_wraps_p that would fail on parametric evolutions.
3772 Collect all the fails into a single section failed_to_convert,
3773 print a diagnostic, and return chrec_dont_know instead of calling
3775 * tree-scalar-evolution.c (loop_closed_phi_def): New.
3776 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
3778 (scev_const_prop): Don't replace the definition of a loop closed ssa
3779 phi node by itself, or by another loop closed ssa phi node.
3780 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
3781 that base and step are defined.
3783 2005-09-09 Richard Guenther <rguenther@suse.de>
3786 * fold-const.c (fold_ternary): Check truth_value_p before
3787 calling invert_truthvalue.
3789 2005-09-09 Nick Clifton <nickc@redhat.com>
3791 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
3792 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
3793 dimension of these arrays.
3794 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
3796 * longlong.h: Only provide a prototype for the __clz_tab[] array
3797 if this header has not been included from libgcc2.h.
3798 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
3800 Provide prototypes for exported functions.
3801 Use the __clz_tab[] and __popcount_tab[] arrays provided by
3804 2005-09-08 Josh Conner <jconner@apple.com>
3808 * expr.c (expand_expr_addr_expr_1): Don't invoke
3809 expand_simple_binop for EXPAND_INITIALIZER.
3811 2005-09-08 Richard Henderson <rth@redhat.com>
3814 * toplev.c (wrapup_global_declaration_1): Split out ...
3815 (wrapup_global_declaration_2): ... from ...
3816 (wrapup_global_declarations): ... here. Return bool.
3817 (check_global_declaration_1): Split out ...
3818 (check_global_declarations): from here.
3819 (emit_debug_global_declarations): New.
3820 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
3821 check_global_declaration_1, emit_debug_global_declarations): Declare.
3822 * c-decl.c (c_write_global_declarations_1): Don't create a vector
3823 of decls. Call wrapup_global_declaration_1,
3824 wrapup_global_declaration_2, check_global_declaration_1 directly.
3825 (c_write_global_declarations_2): New.
3827 (c_write_global_declarations): Call c_write_global_declarations_2.
3828 * langhooks.c (write_global_declarations): Call
3829 emit_debug_global_declarations.
3831 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
3832 remove decls that have DECL_RTL_SET_P.
3833 * passes.c (rest_of_decl_compilation): Invoke
3834 cgraph_varpool_finalize_decl for all but functions.
3836 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3838 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
3839 the result of a conversion if the new min and max cannot be compared.
3841 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
3843 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
3844 (override_options): Setting s390_sr_alias_set removed.
3845 (save_fpr, save_gprs): Set alias set to vararg or frame.
3846 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
3847 s390_sr_alias_set with get_frame_alias_set ().
3848 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
3849 get_varargs_alias_set ().
3851 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3855 * c-parser.c (c_parser_objc_method_definition): If the next
3856 token is not "{", error out and don't start the function.
3858 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3860 * tree-vrp.c (extract_range_from_expr): Move the check for non
3861 nullness after the check for gimple invariant.
3863 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3865 * tree.c (host_integerp, tree_low_cst): Correct function comment.
3867 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3870 * config/m32r.md (movmemsi_internal): Canonicalize order of
3871 operands in PLUS component of template.
3873 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
3875 * reload1.c (fixup_eh_region_note): Remove assertion.
3876 (fixup_abnormal_edges): Reverted removal of call to
3877 find_many_sub_basic_blocks made on 2005-08-31.
3879 2005-09-07 Richard Henderson <rth@redhat.com>
3881 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
3882 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
3883 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
3884 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
3885 rearrange for better packing.
3886 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
3887 (lookup_cfa_1): Remove inline marker.
3888 (cfa_equal_p): Split out of ...
3889 (def_cfa_1): ... here. Use INVALID_REGNUM.
3890 (build_cfa_loc): Handle !cfa->indirect.
3891 (frame_pointer_cfa_offset): New.
3892 (dbx_reg_number): Assert register elimination performed; do
3893 leaf register remapping.
3894 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
3895 (eliminate_reg_to_offset): New.
3896 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
3897 for verifiably local stack frame addresses; re-base to CFA.
3898 (mem_loc_descriptor): Remove can_use_fbreg argument.
3899 (concat_loc_descriptor, loc_descriptor): Likewise.
3900 (containing_function_has_frame_base): Remove.
3901 (rtl_for_decl_location): Don't do register elimination or
3902 leaf register remapping here.
3903 (secname_for_decl): Split out from ..
3904 (add_location_or_const_value_attribute): ... here.
3905 (convert_cfa_to_loc_list): New.
3906 (compute_frame_pointer_to_cfa_displacement): New.
3907 (gen_subprogram_die): Use them.
3908 * tree.h (frame_base_decl): Remove.
3909 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
3910 (prologue_stack_adjust): Remove.
3911 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
3912 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
3913 (set_frame_base_location): Remove.
3914 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
3915 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
3916 (vt_add_function_parameters): Don't eliminate_regs.
3917 (vt_initialize): Don't create frame_base_decl.
3919 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3921 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
3922 version of GNU binutils for 4.x and later.
3924 2005-09-06 Mark Mitchell <mark@codesourcery.com>
3926 * ggc-page.c (ggc_push_context): Remove.
3927 (ggc_pop_context): Likewise.
3928 * ggc.h (ggc_push_context): Remove.
3929 (ggc_pop_context): Likewise.
3931 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3934 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
3935 returning from an interrupt handler.
3937 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3940 * config/arc/arc.c (output_shift): Add check for loop count when
3943 2005-09-06 Steven Bosscher <stevenb@suse.de>
3945 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
3947 (abs_replacement): Likewise.
3948 (pass_phiopt): Remove TODO_update_ssa.
3950 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3953 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
3954 if "return with no value, in function returning non-void" warning
3956 * tree-cfg.c (execute_warn_function_return): Don't look at
3957 RETURN_EXPRs with TREE_NO_WARNING set.
3960 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
3961 for internal functions doesn't use registers used by global registers
3962 variables. Use fewer register parameters if there are global register
3965 2005-09-06 Olivier Hainque <hainque@adacore.com>
3966 Eric Botcazou <ebotcazou@adacore.com>
3969 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
3970 when we would be extracting outside its bit span (bitpos+bitsize
3971 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
3972 Ada unchecked conversions.
3974 2005-09-06 Steven Bosscher <stevenb@suse.de>
3976 * tree-ssa-pre.c (try_look_through_load): New function.
3977 (compute_avail): Use it to try to look through loads for some
3978 more useful expressions.
3980 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3982 * simplify-rtx.c (simplify_binary_operation_1): Correct the
3983 condition for detecting cases like (a&a) and (a^a).
3985 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
3987 * common.opt: Add option ftree-vect-loop-version.
3988 * params.def: Add --param vect-max-version-checks.
3989 * doc/invoke.texi: Document ftree-vect-loop-version and
3990 --param vect-max-version-checks.
3991 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
3992 may_misalign_stmts and defines for accessors.
3993 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
3994 LOOP_VINFO_MAY_MISALIGN_STMTS.
3995 (destroy_loop_vec_info): VEC_free for
3996 LOOP_VINFO_MAY_MISALIGN_STMTS.
3997 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3998 Update documentation.
3999 (vect_update_misalignment_for_peel): New.
4000 (vect_enhance_data_refs_alignment): Update to choose loop
4001 peeling or loop versioning if appropriate for the (potentially)
4002 unaligned data references in the loop.
4003 (vect_analyze_data_refs_alignment): Remove call to
4004 vect_enhance_data_refs_alignment so the checks can be done
4006 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
4007 and move up call to vect_analyze_data_refs_alignment.
4008 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
4009 (vect_transform_loop): Add call to loop_version.
4011 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4013 PR rtl-optimization/23098
4014 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
4015 * simplify-rtx.c (constant_pool_reference_p): New function.
4016 * rtl.h (constant_pool_reference_p): New prototype.
4017 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
4018 constant_pool_reference_p in condition and
4019 avoid_constant_pool_reference in preparation statements.
4021 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
4023 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
4024 STRICT_LOW_PART SETs.
4026 2005-09-06 Alan Modra <amodra@bigpond.net.au>
4029 * except.c (sjlj_emit_function_enter): Find the function begin
4030 note even when it's not in first basic block.
4032 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
4034 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
4035 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
4036 * aclocal.m4: Regenerate.
4038 2005-09-05 DJ Delorie <dj@redhat.com>
4040 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
4043 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
4045 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
4046 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
4047 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
4048 Follow spelling conventions.
4049 * doc/invoke.texi: Follow spelling conventions.
4051 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4053 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
4054 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
4055 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
4057 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4060 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
4061 (output_stack_adjust): Use gen_tmp_stack_mem.
4062 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
4063 (sh_set_return_address, sh_allocate_initial_value): Likewise.
4064 (sh_get_pr_initial_val): Likewise.
4065 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
4066 (sh_initialize_trampoline): Likewise. Also use adjust_address.
4067 * sh.md (divsi_inv_m0): Use gen_const_mem.
4068 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
4069 (movdf_i4+1): Use gen_tmp_stack_mem.
4070 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
4071 (fpu_switch+2): Likewise.
4072 (movv4sf_i, movv16sf_i): Use adjust_address.
4073 (symGOT_load): Set MEM_NOTRAP_P bit.
4075 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4078 * pa.c (emit_move_sequence): Fix typo in last change.
4080 2005-09-03 Jakub Jelinek <jakub@redhat.com>
4082 PR rtl-optimization/23454
4083 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
4086 2005-09-03 Richard Henderson <rth@redhat.com>
4087 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4090 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
4093 2005-09-02 Nicolas Pitre <nico@cam.org>
4095 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
4096 to bit_count to 32 bits.
4098 2005-08-31 Mark Mitchell <mark@codesourcery.com>
4101 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
4102 generating synthetic loads from volatile lvalues.
4104 005-09-02 Nick Clifton <nickc@redhat.com>
4106 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
4107 __ctzhi2, __clzhi2): New functions.
4109 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
4112 * tree-nested.c (struct var_map_elt): Mark with GTY.
4113 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
4115 (lookup_field_for_decl): Allocate new element in GC memory.
4116 (lookup_tramp_for_decl): Likewise.
4117 (convert_nl_goto_reference): Likewise
4118 (create_nesting_tree): Allocate info in GC memory. Likewise for
4120 (free_nesting_tree): Free with ggc_free instead of free.
4121 (root): New static variable.
4122 (lower_nested_functions): Remove root as local variable. And zero out
4123 root at the end of the function.
4125 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
4127 PR rtl-optimization/20365
4128 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
4129 to short. New member ix.
4130 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
4131 (simplify_plus_minus): Initialize ix members before calling qsort.
4133 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
4135 PR tree-optimization/23626
4136 * tree-cfg.c (replace_uses_by): Clean up eh info.
4138 2005-09-01 DJ Delorie <dj@redhat.com>
4140 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
4143 2005-09-01 David Edelsohn <edelsohn@gnu.org>
4145 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
4146 (rs6000_split_multireg_move): Use replace_equiv_address instead of
4149 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
4151 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
4152 do not issue warning for a variable definition following
4155 2005-09-01 Richard Henderson <rth@redhat.com>
4158 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
4159 conversion to CONST_VECTOR.
4161 2005-09-01 Richard Henderson <rth@redhat.com>
4164 * reload1.c (reload_as_needed): Check !CALL_P before calling
4165 fixup_eh_region_note.
4166 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
4168 2005-09-01 DJ Delorie <dj@redhat.com>
4170 * varasm.c (output_constant): Let the target resolve
4171 conversions of addresses to non-default pointer sizes.
4173 2005-09-01 Nicolas Pitre <nico@cam.org>
4175 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
4176 to alow matching ARM pre-indexed addressing mode.
4177 (arm_override_options): Remove now irrelevant comment.
4179 2005-09-01 Phil Edwards <phil@codesourcery.com>
4181 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
4182 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
4183 * config/i386/vxworks.h: Likewise.
4184 * config/i386/t-vxworksae: New file, for VxWorks AE.
4185 * config/i386/vxworksae.h: Likewise.
4187 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
4189 PR tree-optimization/23410
4190 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
4191 sequence is not wrapping during the first step.
4193 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4196 * dwarf2out.c (base_type_die): Compare char_type_node with
4197 TYPE_MAIN_VARIANT (type), not type.
4199 2005-09-01 Richard Guenther <rguenther@suse.de>
4201 PR tree-optimization/15366
4202 * common.opt: Add -finline-functions-called-once.
4203 Put -fearly-inlining in alphabetically ordered place.
4204 * doc/invoke.texi: Document new option.
4205 * ipa-inline.c (cgraph_decide_inlining): Honour
4206 flag_inline_functions_called_once.
4208 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4210 PR rtl-optimization/23478
4211 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
4212 (alloc_qty): Initialize it.
4213 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
4214 (combine_regs): Combine also n_throwing_calls_crossed fields.
4215 (find_free_reg): Don't attempt to caller-save pseudos crossing
4216 calls that might throw.
4217 * global.c (struct allocno): Add throwing_calls_crossed field.
4218 (global_alloc): Revert 2005-08-22 change. Initialize
4219 throwing_calls_crossed.
4220 (find_reg): Don't attempt to caller-save pseudos crossing calls that
4223 2005-09-01 Alan Modra <amodra@bigpond.net.au>
4226 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
4227 (mask64_operand): Reinstate code prior to 2005-06-11 change.
4228 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
4229 (and64_2_operand): Tweak to use predicate.
4230 (and_operand): Adjust for mask_operand changes.
4231 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
4232 (print_operand): Likewise.
4233 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
4234 (mask64_1or2_operand): Delete.
4235 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
4236 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
4237 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
4238 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
4239 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
4240 (rotldi3_internal4): Likewise.
4241 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
4242 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
4243 (ashldi3_internal7): Likewise.
4244 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
4245 (ashldi3_internal, ashldi3_internal9 split): Likewise.
4246 (anddi3 split): Don't match mask64_operand.
4247 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
4248 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
4249 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
4250 't' splitter predicate.
4251 (movdi_internal64 + 2): Revert 2005-06-11 change.
4253 2005-08-31 DJ Delorie <dj@redhat.com>
4255 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
4256 (m32c_asm_integer): Add support for 32 bit pointers.
4258 2005-08-31 Richard Henderson <rth@redhat.com>
4260 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
4261 component-like references for setting MEM_NOTRAP_P.
4263 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
4264 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
4266 2005-08-31 Richard Henderson <rth@redhat.com>
4268 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
4269 into a pseudo before applying gen_lowpart.
4271 2005-08-31 Geoffrey Keating <geoffk@apple.com>
4273 * doc/install.texi (Specific): Update cctools version required
4274 for full functionality.
4275 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
4276 linkers as -macosx_version_min.
4278 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
4281 * sh.c (print_operand, %R and %S): Add handling of floating point
4282 registers, memory, constants and invalid operands.
4284 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
4286 * ipa-pure-const.c: Change dump name.
4288 2005-08-31 Uros Bizjak <uros@kss-loka.si>
4291 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
4292 to "reg_or_0_operand".
4293 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
4295 2005-08-31 Dale Johannesen <dalej@apple.com>
4297 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
4298 loops that count down.
4300 2005-08-31 Richard Henderson <rth@redhat.com>
4303 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
4304 (fixup_eh_region_note): New.
4305 (reload_as_needed): Call it.
4306 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
4307 don't call find_many_sub_basic_blocks; call verify_flow_info.
4308 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
4309 (keep_stack_depressed): Likewise.
4310 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
4312 2005-08-31 Richard Henderson <rth@redhat.com>
4314 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
4317 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
4319 * expr.c (expand_expr_real_1): Compare size of address
4320 mode to target's address mode size in deciding expansion of
4321 the constant address.
4323 2005-08-31 Richard Guenther <rguenther@suse.de>
4326 * expr.c (all_zeros_p): New function.
4327 (expand_expr_real_1): Handle the case of an all-zero
4328 non-addressable constructor separately.
4330 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
4332 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
4333 arguments, adjust all callers.
4334 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
4336 2005-08-30 Richard Henderson <rth@redhat.com>
4339 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
4340 whenever the mode sizes match.
4342 2005-08-31 Alan Modra <amodra@bigpond.net.au>
4344 * calls.c (load_register_parameters): Fix comment typo.
4345 * expr.c (emit_push_insn): Comment formatting.
4347 2005-08-30 Ian Lance Taylor <ian@airs.com>
4349 * config/i386/x-cygwin (host-cygwin): Change dependency from
4350 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
4352 2005-08-29 Geoffrey Keating <geoffk@apple.com>
4354 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
4357 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
4360 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
4361 call to ggc_collect.
4363 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
4366 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
4367 beginning. Remove $(INCLUDES) from all the rules, if following
4368 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
4370 2005-08-29 Jakub Jelinek <jakub@redhat.com>
4373 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
4374 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
4375 not constant, but maxlen is, don't set len to maxlen, rather
4376 set maxlen to len if len is a constant.
4378 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
4380 PR tree-optimization/23475
4381 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
4384 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
4386 Fix PR middle-end/22455
4388 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
4389 Checksum only the parts of the tree that exist for the tree code.
4391 2005-08-28 Dale Johannesen <dalej@apple.com>
4393 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
4395 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
4397 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
4399 2005-08-28 Richard Henderson <rth@redhat.com>
4401 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
4402 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
4405 2005-08-28 Jakub Jelinek <jakub@redhat.com>
4408 * builtins.c (get_memory_rtx): Don't strip nops
4409 in between COMPONENT_REFs.
4411 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
4414 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
4416 (gimplify_modify_expr): Check for zero sized types and gimplify the
4417 rhs and lhs as statements.
4419 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
4422 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
4423 state for return address column of signal frames.
4425 2005-08-27 David Edelsohn <edelsohn@gnu.org>
4428 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
4429 bytes >= 2 not bytes == 2.
4430 (expand_block_move): Same.
4432 2005-08-27 Richard Guenther <rguenther@suse.de>
4435 * config/i386/sse.md (sse2_movsd): Add missing closing
4438 2005-08-27 Paul Brook <paul@codesourcery.com>
4440 * genrecog.c (enum decision_type): Add DT_num_insns.
4441 (struct decision_test): Add u.num_insns.
4442 (add_to_sequence): Add DT_num_insns test.
4443 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
4444 (write_cond, debug_decision_2): Ditto.
4445 (change_state): Assume peep2_next_insn never fails.
4446 Remove "afterward" argument.
4447 (write afterward, write_tree): Update to match.
4448 * recog.c (peep2_current_count): New variable.
4449 (peep2_next_insn): Check it.
4450 (peephole2_optimize): Set peep2_current_count.
4451 * recog.h (peep2_current_count): Declare.
4453 2005-08-26 Josh Conner <jconner@apple.com>
4456 * ipa-pure-const.c (check_tree): Check for volatile-ness
4457 when considering a dereference.
4459 2005-08-27 Jakub Jelinek <jakub@redhat.com>
4461 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
4463 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4465 PR rtl-optimization/23561
4466 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
4467 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
4468 at most LEN bytes long memory fits into the field.
4469 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
4470 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
4471 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
4473 2005-08-26 Richard Henderson <rth@redhat.com>
4476 * loop.c (biased_biv_may_wrap_p): New.
4477 (maybe_eliminate_biv_1): Use it to suppress non-equality
4478 comparison transformations. Delete disabled code.
4480 2005-08-26 Ian Lance Taylor <ian@airs.com>
4482 * combine.c (make_extraction): Avoid reference outside object.
4484 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
4486 * stor-layout.c (finalize_type_size): Restore behaviour for
4487 non-aggregate types to the status quo ante of the patch for
4488 pr 23467. Document why it matters.
4490 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4493 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
4494 array by one element, initialize the BT_LAST element with NULL.
4496 2005-08-26 David Edelsohn <edelsohn@gnu.org>
4498 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
4499 optimizing for size.
4501 (compare_plus_eqsi): Same.
4502 (plus_eqsi_compare): Same.
4503 (neg_eq0<mode>): Same.
4504 (neg_eq<mode>): Same.
4506 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
4509 2005-08-26 Nick Clifton <nickc@redhat.com>
4511 * config/v850/v850.c (ep_memory_operand): Return FALSE if
4512 TARGET_EP is not defined.
4513 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
4514 TARGET_EP is enabled.
4515 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
4516 * config/v850/v850.md (save_all_interrupt): Only use the EP
4517 register if TARGET_EP is defined.
4518 (restore_all_interrupt): Likewise.
4519 * config/v850/lib1funcs.asm: Update functions so that the EP
4520 register is only used if __EP__ is defined.
4522 2005-08-26 David Ung <davidu@mips.com>
4524 * config/mips/mips.c (mips_expand_prologue): Handle case when
4525 generating for MIPS16 and the outgoing argument area is more than
4526 SMALL_OPERAND. Use the frame pointer as temporary to generate the
4529 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
4531 * config/crx/crx.md: Make doloop_end pattern usage controllable
4532 via mloop-nesting=<max-nesting> command line switch. Make sure
4533 the combiner cannot use doloop_end_<mode> in an illegal way.
4534 * config/crx/crx.c: Use regs up to r6 for argument passing.
4535 Refine crx_address_cost (non cst4 displacements are expensive).
4536 * config/crx/crx.opt: Add switch for mloop-nesting=.
4538 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
4540 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
4541 (UNSPEC_MVST): New constant.
4543 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
4545 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
4546 Reject operands containing eliminable registers.
4547 * testsuite/gcc.dg/20050825-1.c: New testcase.
4549 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4550 Jan Hubicka <jh@suse.cz>
4552 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
4554 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4556 PR tree-optimization/23546
4557 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
4560 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
4562 * params.def (PARAM_MIN_SPEC_PROB): New.
4563 * sched-rgn.c (MIN_PROBABILITY): Delete.
4564 (compute_trg_info): Convert to PARAM_VALUE.
4565 * doc/invoke.texi (param): Document min-spec-prob.
4567 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
4569 * config/darwin.h: define __PIC__
4570 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
4571 TARGET_OS_CPP_BUILTINS macro.
4573 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4575 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
4578 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4580 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
4582 * cfghooks.c (duplicate_block): Added position where to place
4583 new block as argument.
4584 * cfghooks.h (duplicate_block): Declaration changed.
4585 * cfglayout.c (copy_bbs): Add argument after. Pass it to
4587 * cfglayout.h (copy_bbs): Declaration changed.
4588 * cfgloop.h (loop_version): Declaration changed.
4589 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
4590 position to copy_bbs.
4591 (loop_version): Pass position to duplicate_loop_to_header_edge.
4592 Add place_after argument and position new blocks according to
4594 * modulo-sched.c (sms_schedule): Pass place_after argument
4596 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
4597 * tree-cfg.c (split_edge_bb_loc): New function.
4598 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
4599 to determine position of new blocks.
4600 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
4602 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
4603 argument to duplicate_block.
4604 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
4605 Pass position to copy_bbs.
4607 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4609 * fold-const.c (ptr_difference_const): Use
4610 cst_and_fits_in_hwi instead of host_integerp.
4612 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4614 * config/darwin.c (gen_pic_offset): New.
4615 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
4618 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
4620 PR tree-optimization/23486
4621 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
4623 2005-08-23 Phil Edwards <phil@codesourcery.com>
4625 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
4626 remove use_collect2.
4627 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
4629 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
4630 configuration files to override the default value.
4632 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
4633 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
4634 * config/vx-common.h: New file, split out from...
4635 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
4636 * config/vxworksae.h: New file, for VxWorks AE.
4637 * config/vxworks.opt: New file.
4638 * config/vxlib.c: Update for VxWorks 6.
4640 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
4641 other MULTILIB_* variables appropriately.
4642 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
4643 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
4644 * config/rs6000/vxworks.h: Update for VxWorks 6.
4645 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
4647 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
4650 * config/darwin.c (machopic_select_section): Remove the hack to
4651 mark "::operator new" and "::operator delete" for coalescing
4652 even though they are not weak.
4654 2005-08-24 Alan Modra <amodra@bigpond.net.au>
4656 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
4657 * configure: Regenerate.
4659 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4662 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
4664 * convert.c (convert_to_integer, convert_to_vector): Likewise.
4665 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
4668 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4670 * config/rs6000/predicates.md (equality_operator): New.
4671 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
4672 comparison with a large constant.
4674 2005-08-23 Mark Mitchell <mark@codesourcery.com>
4676 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
4678 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
4680 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
4681 registers is even, and we have a hardware double precision fp,
4683 (sh_gimplify_va_arg_expr): For floating point arguments, consider
4684 size of current argument when checking if argument was passed in
4687 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
4690 * stor-layout.c (finalize_type_size): Dont override
4691 existing alignment with a smaller alignment from the mode.
4693 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4695 * lambda-code.c (lambda_vector_lexico_pos): Moved...
4696 * lambda.h (lambda_vector_lexico_pos): ... here.
4697 * tree-data-ref.c (build_classic_dist_vector): Return false when
4698 the distance vector is lexicographically negative.
4700 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4702 PR tree-optimization/23511
4703 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
4704 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
4706 2005-08-23 Jakub Jelinek <jakub@redhat.com>
4708 PR tree-optimization/22043
4709 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
4710 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
4711 If ALLOW_FLEXARR, handle types ending with flexible array member.
4712 Pass false as second argument to recursive count_type_elements calls.
4713 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
4714 argument to count_type_elements call.
4715 * tree-sra.c (decide_block_copy): Likewise.
4716 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
4717 for a constant-sized object, set cleared as well. Pass true as
4718 second argument to count_type_elements call.
4720 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4723 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
4724 from legitimate_small_data_p, and make global. Update use.
4725 Remove forward declaration.
4726 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
4728 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
4730 2005-08-23 David Edelsohn <edelsohn@gnu.org>
4732 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
4733 of scratch intermediates.
4734 (eq<mode>_compare): Same.
4735 (neg_eq0<mode>): New.
4736 (neg_eq<mode>): Convert to define_insn_and_split.
4738 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4741 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
4742 stdarg functions, set/clear the fp marker even when no variable
4744 * config/rs6000/sysv4.opt (mprototype): Describe.
4746 2005-08-22 Jakub Jelinek <jakub@redhat.com>
4748 PR rtl-optimization/23478
4749 * regs.h (reg_info): Add throw_calls_crossed.
4750 (REG_N_THROWING_CALLS_CROSSED): Define.
4751 * flow.c (allocate_reg_life_data): Initialize
4752 REG_N_THROWING_CALLS_CROSSED.
4753 (propagate_one_insn, attempt_auto_inc): Update
4754 REG_N_THROWING_CALLS_CROSSED.
4755 * global.c (global_alloc): Don't allocate pseudos across
4756 calls that may throw.
4758 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
4761 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
4762 value is inbetween the range if we did not find an exact match.
4764 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
4766 * doc/invoke.texi (Option Summary): Add ms1 options.
4767 * doc/extend.texi: Document interrupt handler attribute for ms1.
4768 * doc/md.texi: Document ms1 constraints.
4769 * config.gcc: Add ms1-*-elf.
4770 * config/ms1/ms1.h: New.
4771 * config/ms1/ms1.c: New.
4772 * config/ms1/ms1.md: New.
4773 * config/ms1/ms1-protos.h: New.
4774 * config/ms1/ABI.txt: New.
4775 * config/ms1/crti.asm: New.
4776 * config/ms1/crtn.asm: New.
4777 * config/ms1/lib2extra-funcs.c: New.
4778 * config/ms1/t-ms1: New.
4779 * config/ms1/ms1.opt: New.
4781 2005-08-22 Ira Rosen <irar@il.ibm.com>
4783 * config/rs6000/altivec.md (xorv4sf3): New.
4784 (negv4sf2, neg<mode>2): Likewise.
4786 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
4789 * config/ia64/ia64.md (divsi3): Check divide by zero.
4790 (udivsi3): Likewise.
4792 (udivdi3): Likewise.
4794 2005-08-21 Jakub Jelinek <jakub@redhat.com>
4796 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
4797 up to elem_bitsize bits, not max_bitsize.
4799 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4801 PR tree-optimization/23433
4802 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
4803 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
4805 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4807 PR tree-optimization/23434
4808 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
4809 the iteration bound is not an INTEGER_CST.
4811 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
4813 * tree-vect-transform.c (get_initial_def_for_reduction): Set
4814 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
4815 NULL if need_epilog_adjust is false.
4816 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
4817 Case 3 always peels first itration, not just for PLUS case, and no need
4818 to use scalar_initial_def here. Create an epilog adjustment only if
4819 scalar_initial_def is not NULL.
4821 (vectorizable_reduction): Remove assert.
4823 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
4826 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
4827 (__moddi3): Likewise.
4828 (__udivdi3): Likewise.
4829 (__umoddi3): Likewise.
4830 (__divsi3): Likewise.
4831 (__modsi3): Likewise.
4832 (__udivsi3): Likewise.
4833 (__umodsi3): Likewise.
4835 2005-08-20 Jakub Jelinek <jakub@redhat.com>
4837 * tree-pass.h (TDF_GRAPH): Define.
4838 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
4839 * passes.c (finish_optimization_passes): Only call
4840 finish_graph_dump_file if TDF_GRAPH is set.
4841 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
4842 NULL. Set TDF_GRAPH bit.
4843 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
4845 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
4847 * arm.h (arm_stack_offsets): Add locals_base field.
4848 * arm.c (arm_get_frame_offsets): Compute it.
4849 (thumb_compute_initial_elimination offset): Make the Thumb frame
4850 pointer point to the base of the local variables.
4851 (thumb_expand_prologue): Update accordingly.
4852 (thumb_expand_epilogue): Likewise.
4854 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
4855 mode of clobbered scratch to DImode. Handle a case that's known to
4858 2005-08-19 David Edelsohn <edelsohn@gnu.org>
4860 * config/rs6000/rs6000.md (gt0<mode>): Delete.
4861 (gt0<mode>_compare): Delete.
4862 (neg_gt0<mode>): Delete.
4864 2005-08-19 Eric Christopher <echristo@apple.com>
4866 * optabs.h: Change CTI_ to COI_.
4869 2005-08-19 James E Wilson <wilson@specifix.com>
4871 * builtins.c (expand_builtin_return_addr): Set
4872 current_function_accesses_prior_frames when count != 0. Use
4873 frame_pointer_rtx when count == 0.
4874 * function.h (struct function): Add accesses_prior_frames field.
4875 (current_function_accesses_prior_frames): Define.
4876 * reload1.c (init_elim_table): Check
4877 current_function_accesses_prior_frames.
4878 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
4880 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4882 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
4883 indicator. Return true if the flowgraph changed during
4886 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4889 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
4890 conditional expression before testing its value.
4892 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4894 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
4896 2005-08-19 Devang Patel <dpatel@apple.com>
4898 PR tree-optimization/23048
4899 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
4900 third parameter. Check whether latch is dominated by exit
4902 (if_convertible_loop_p): Supply exit block itself to
4903 if_convertible_bb_p.
4905 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4908 * arm.md (arm_load_pic_register): Change argument to the mask of
4909 saved registers. Call thumb_find_work_register if we need a
4910 scratch register on Thumb.
4911 (arm_expand_prologue): Pass empty register set to
4912 arm_load_pic_register.
4913 (thumb_expand_prologue): Pass live_regs_mask directly to
4914 arm_load_pic_register.
4915 * arm-protos.h (arm_load_pic_register): Update prototype.
4917 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
4919 * sh.c (find_sole_member): New function.
4920 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
4921 if the record's alignment is larger than the size of its only member.
4923 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4926 * arm.c (thumb_legitimize_reload_address): New function.
4927 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
4928 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
4930 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
4932 * config/crx/crx.c: Implement crx_decompose_address. Reject
4933 symbolic displacements since CRX register relative adressing
4934 mode can't handle unsigned 32-bit values as displacements.
4935 * config/crx/crx.h: Simplify definitions, remove redundant
4936 parenthesis and obsolete macros.
4937 * config/crx/crx.opt: Add new switch for debugging addresses.
4938 * config/crx/crx-protos.h: Add new declarations for above.
4940 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
4943 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
4946 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4948 * collect2.c (dup2): Delete.
4949 * configure.ac: Don't check for dup2.
4951 * config.in, configure: Regenerate.
4953 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
4955 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
4956 record with the type of its only member.
4958 2005-08-18 David Edelsohn <edelsohn@gnu.org>
4960 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
4961 define_insn_and_split.
4962 (plus_ltu<mode>_compare): Same.
4963 (gtu<mode>_compare): Same.
4964 (plus_gtu<mode>_compare): Same.
4966 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
4968 PR tree-optimization/22228
4969 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
4971 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
4972 are recorded in vect_vnames_to_rename for renaming.
4973 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
4974 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
4975 in vect_vnames_to_rename.
4976 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
4977 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
4979 2005-08-18 Jan Hubicka <jh@suse.cz>
4982 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
4983 info only for local statics, not for member variables.
4985 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4987 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
4989 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4991 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
4993 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
4996 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
4998 2005-08-17 James E Wilson <wilson@specifix.com>
5000 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5003 2005-08-17 David Edelsohn <edelsohn@gnu.org>
5005 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
5006 (leu<mode>_compare): Same.
5007 (plus_leu<mode>): Same.
5008 (neg_leu<mode>): Same.
5009 (and_neg_leu<mode): Same.
5010 (ltu<mode>_compare): Same.
5011 (plus_ltu<mode>): Same.
5013 (geu<mode>_compare): Same.
5014 (plus_geu<mode>): Same.
5015 (neg_geu<mode>): Same.
5016 (and_neg_geu<mode>): Same.
5017 (plus_gt<mode>): Same.
5018 (gtu<mode>_compare): Same.
5019 (plus_gtu<mode>): Same.
5021 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
5023 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
5024 Move call_table_data to end. Delete spurious .text.
5025 (callt_save_all_interrupt): Fix comment typo.
5027 2005-08-17 James E Wilson <wilson@specifix.com>
5028 Kevin Winchester <winchester@amirix.com>
5031 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
5033 2005-08-17 Uros Bizjak <uros@kss-loka.si>
5036 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
5037 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
5039 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
5041 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
5042 record with the type of its only member if the modes don't match.
5044 * varasm.c (decode_reg_name): Skip empty additional register names.
5046 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
5048 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
5049 lsm_tmp_name_length): New.
5050 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
5051 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
5053 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5054 Andreas Krebbel <krebbel1@de.ibm.com>
5056 * config.gcc: Added z9-109 switch.
5057 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
5058 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
5059 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
5060 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
5061 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
5062 for "z9_109" cpu attribute.
5063 * config/s390/s390.c (z9_109_cost): New processor cost structure.
5064 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
5065 (s390_handle_arch_option): Added z9-109 switch.
5066 (override_options): Set respective cost function for z9-109.
5067 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
5068 (legitimate_reload_constant_p): Accept extended immediates.
5069 (print_operand): Three new output modifiers added: k, m and o.
5070 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
5071 (s390_output_mi_thunk): Use extended immediate when possible.
5072 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
5073 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
5074 (CONSTRAINT_LEN): Added length of O constraint.
5075 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
5076 * config/s390/s390.md ("cpu"): New value z9_109 added.
5077 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
5078 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
5079 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
5080 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
5081 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
5082 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
5083 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
5084 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
5085 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
5086 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
5087 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
5088 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
5089 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
5090 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
5091 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
5093 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
5094 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
5095 insns for TARGET_EXTIMM.
5097 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
5099 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
5101 2005-08-17 Nick Clifton <nickc@redhat.com>
5103 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
5104 Call default_encode_section_info.
5106 2005-08-17 Steven Bosscher <stevenb@suse.de>
5108 PR tree-optimization/21574
5109 * tree-ssa-ccp.c (likely_value): If the right hand side is a
5110 constant, return CONSTANT.
5111 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
5112 (ccp_fold, visit_assignment): Likewise.
5113 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
5115 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5117 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
5118 fold_buildN instead of buildN then fold_initializer or fold.
5119 (build_unary_op): Likewise.
5120 (build_binary_op): Likewise.
5121 * fold-const.c (fold_initializer): Remove.
5122 (fold_build1_initializer): New function.
5123 (fold_build2_initializer): New function.
5124 (fold_build3_initializer): New function.
5125 * tree.h (fold_initializer): Remove.
5126 (fold_build1_initializer): New function.
5127 (fold_build2_initializer): New function.
5128 (fold_build3_initializer): New function.
5130 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5132 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
5133 (try_move_mult_to_index): Call fold_build2 instead of build2.
5134 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
5135 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
5136 fold_binary_to_constant.
5137 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
5139 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
5140 check if A == gcd (A, B). Remove TYPE argument.
5141 (analyze_offset) Use fold_build2 instead of fold (build.
5142 (create_data_ref): Likewise.
5143 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
5144 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
5147 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
5149 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
5150 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
5152 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
5155 * gimplify.c (zero_sized_type): New function.
5156 (gimplify_modify_expr_rhs): If we have a zero sized type,
5157 replace the statement with an empty statement.
5159 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
5161 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
5164 2005-08-16 Ian Lance Taylor <ian@airs.com>
5166 * doc/tm.texi (Label Output): Correct typo.
5168 2005-08-16 Steven Bosscher <stevenb@suse.de>
5171 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
5172 force_operand will work later on using have_insn_for.
5174 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5176 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
5178 2005-08-16 Ian Lance Taylor <ian@airs.com>
5181 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
5182 vector type, don't try to construct it element by element. Add an
5183 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
5185 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5187 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
5189 2005-08-16 Geoffrey Keating <geoffk@apple.com>
5191 * doc/invoke.texi (Precompiled Headers): Document some more options
5192 which are known to be safe.
5194 2005-08-16 James E Wilson <wilson@specifix.com>
5196 PR tree-optimization/21105
5197 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5198 TREE_OVERFLOW check.
5200 2005-08-16 David Edelsohn <edelsohn@gnu.org>
5202 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
5203 (neg_ltu<mode>): Same.
5205 (neg_gtu<mode>): Same.
5207 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5209 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
5210 (fold_builtin_isdigit): Use fold_buildN.
5211 (build_function_call_expr): Likewise.
5212 * c-typeck.c (c_finish_loop): Likewise.
5214 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
5215 Richard Shann <rshann@superh.com>
5217 PR middle-end/20396:
5218 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
5220 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
5222 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
5224 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
5227 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
5228 arm_compure_save_reg0_reg12_mask to determine when the PIC register
5231 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5234 * fold-const.c (build_range_check): Disable optimization for function
5235 pointer expressions on targets that require function pointer
5238 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
5240 * simplify-rtx.c (simplify_const_relational_operation): When
5241 extracting arguments of a COMPARE, recompute the mode as well.
5243 2005-08-15 Ian Lance Taylor <ian@airs.com>
5245 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
5247 2005-08-15 DJ Delorie <dj@redhat.com>
5249 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
5251 (movsi_splittable): Allow, but split, moves to the stack.
5252 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
5255 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5257 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
5258 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
5259 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
5261 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
5262 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
5263 Delete HOST_PTR_PRINTF.
5265 * configure, config.in: Regenerate.
5267 2005-08-15 David Edelsohn <edelsohn@gnu.org>
5269 * config/rs6000/rs6000.md (QHSI): New mode macro.
5270 (wd): Extend mode attr for QImode and HImode
5271 (dbits): New mode attr.
5272 (zero_extend<mode>di2): Convert to mode macro.
5274 2005-08-15 Steve Ellcey <sje@cup.hp.com>
5277 * doc/invoke.texi (-mgnu-ld): Update description.
5280 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5283 * Makefile.in (tree-chrec.o): Depends on real.h.
5284 * tree-chrec.c: Include real.h.
5285 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
5286 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
5287 * tree-scalar-evolution.c (add_to_evolution_1,
5288 interpret_rhs_modify_expr): Ditto.
5290 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5293 * tree-data-ref.c (estimate_niter_from_size_of_data): When
5294 step is negative compute the estimation from init downwards to zero.
5296 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
5298 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
5300 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5302 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
5304 (legitimate_reload_constant_p): Fix handling of lliXX operands.
5305 Accept double-word constants that can be split.
5306 * config/s390/s390.md ("movti"): Use 'P' constraint.
5307 ("*movdi_31", "*movdf_31"): Likewise.
5309 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
5311 Fix PR tree-optimization/22615
5313 * tree-ssa-structalias.c (solution_set_add): Handle
5314 first_vi_for_offset returning NULL.
5315 (do_da_constraint): Ditto.
5316 (do_sd_constraint): Ditto.
5317 (do_ds_constraint): Ditto
5318 (find_func_aliases): Ditto.
5319 (build_constraint_graph): RHS is allowed be ANYTHING.
5320 (first_vi_for_offset): Return NULL if we couldn't find anything at
5323 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5325 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
5326 over memory as first operand.
5328 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
5331 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
5332 available for setting it.
5334 2005-08-14 Ira Rosen <irar@il.ibm.com>
5336 PR tree-optimization/23320
5337 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
5338 data-refs' types instead of base object nullness. Add check for
5339 pointer type data-refs before first location comparison. Remove
5342 2005-08-14 Andreas Schwab <schwab@suse.de>
5344 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
5346 2005-08-13 James E Wilson <wilson@specifix.com>
5348 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
5349 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
5350 -fstack-protector-all, --param ssp-buffer-size): Document.
5351 (-Wvariadic-macros): Alphabetize.
5352 (-fsched-stalled-insns-dep): Add missing 'f'.
5354 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
5357 2005-08-13 David Edelsohn <edelsohn@gnu.org>
5359 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
5360 or indirect address operand.
5361 (EXTRA_ADDRESS_CONSTRAINT): New.
5362 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
5364 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
5366 PR tree-optimization/22236
5367 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
5368 successors and predecessors.
5369 * tree-chrec.c (chrec_convert): Before converting, check that
5370 sequences don't wrap.
5371 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
5372 (analyze_array): Extern.
5373 (find_data_references_in_loop): Remove call to
5374 compute_estimated_nb_iterations.
5375 * tree-data-ref.h (analyze_array): Declared.
5376 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
5377 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
5378 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
5379 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
5381 * tree-ssa-loop-ivcanon.c: Fix documentation.
5382 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
5383 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
5384 (infer_loop_bounds_from_undefined): New.
5385 (estimate_numbers_of_iterations_loop): Use
5386 infer_loop_bounds_from_undefined.
5387 (used_in_pointer_arithmetic_p): New.
5388 (scev_probably_wraps_p): Pass an extra parameter. Call
5389 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
5390 (convert_step): Fix documentation.
5391 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
5392 Use initial_condition_in_loop_num and evolution_part_in_loop_num
5393 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
5394 scev_probably_wraps_p.
5396 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5398 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
5399 (s390_register_info): Ignore clobbered_regs information for fixed
5400 registers, and only fixed registers.
5401 (s390_init_frame_layout): Remove redundant call.
5403 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
5405 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
5406 description of -Wold-style-casts.
5408 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5409 Jakub Jelinek <jakub@redhat.com>
5411 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5412 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
5413 * config/s390/s390.c (print_operand): New output modifier 'G' added.
5414 (get_thread_pointer): Renamed to s390_get_thread_pointer.
5415 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
5416 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
5417 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
5418 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5419 ("stack_protect_set", "stack_protect_test"): New expanders.
5420 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
5421 "stack_protect_testdi"): New insn definitions.
5423 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5425 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
5427 2005-08-12 Paul Brook <paul@codesourcery.com>
5429 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
5431 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5433 * config/s390/predicates.md (setmem_operand): New predicate.
5434 (shift_count_operand): Accept ANDs with special constants as
5436 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
5437 with special constants.
5438 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
5439 shift_count_operand with setmem_operand.
5441 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5443 * config/s390/s390.c (s390_extract_part, s390_single_part):
5445 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
5446 (s390_output_mi_thunk): Don't use lg on 31 bit.
5447 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
5448 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
5450 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5452 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
5453 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
5454 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
5455 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
5456 with one of the new macros.
5458 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5460 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
5461 Don't set save_return_addr_p.
5462 (s390_register_info): Make clobbered_regs not depending on
5465 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5467 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
5468 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
5470 2005-08-11 James E. Wilson <wilson@specifix.com>
5472 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
5474 2005-08-11 Jakub Jelinek <jakub@redhat.com>
5476 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
5477 locations gathered by var-tracking in single entry loc_list
5478 over loc_descriptor_from_tree.
5480 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
5481 pass it down to loc_descriptor.
5482 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
5483 (containing_function_has_frame_base): Move earlier in the file.
5484 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
5485 instead of always assuming fbreg can't be used.
5487 2005-08-11 David Edelsohn <edelsohn@gnu.org>
5489 * config/rs6000/altivec.md: Change constraint "m" to "Z".
5490 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5491 Accept address wrapped in AND for Altivec.
5492 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5493 Strip AND wrapping offset address for Altivec.
5495 2005-08-11 Richard Henderson <rth@redhat.com>
5498 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
5499 before using TYPE_IS_SIZETYPE.
5501 2005-08-11 Richard Henderson <rth@redhat.com>
5504 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
5505 insn types not present on ev4.
5506 (alphaev5_insn_pipe): Similarly.
5508 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
5511 * arm.c (arm_override_options): If the user has selected callee-super-
5512 interworking, then enable normal interworking.
5514 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5516 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
5519 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
5521 * doc/rtl.texi: Fix two typos.
5523 2005-08-11 Richard Guenther <rguenther@suse.de>
5526 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
5527 cases where we call to/from functions returning void.
5529 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
5532 * tree.c (build_pointer_type_for_mode): Robustify.
5534 2005-08-10 James E Wilson <wilson@specifix.com>
5536 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
5537 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
5539 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
5542 2005-08-10 Eric Christopher <echristo@apple.com>
5544 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
5545 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
5548 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
5551 * config/darwin.c (machopic_indirect_data_reference): Use a new register
5552 for the high part when generating dynamic-no-pic code.
5554 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
5556 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
5557 (x86_64-*-linux*): Likewise.
5559 * config/i386/crtfastmath.c: New file.
5560 * config/i386/t-crtfm: Likewise.
5562 * config/i386/linux.h (ENDFILE_SPEC): New.
5563 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
5565 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5568 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
5570 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
5571 (vec_shl, vec_shr): Document new operations.
5572 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
5574 2005-08-10 David Edelsohn <edelsohn@gnu.org>
5576 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
5577 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
5578 change predicate to indexed_or_indirect_address.
5580 2005-08-10 Richard Sandiford <richard@codesourcery.com>
5582 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
5583 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
5584 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
5585 and __aeabi_uwrite8.
5586 * config/arm/unaligned-funcs.c: New file.
5587 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
5589 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
5591 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
5593 * cfglayout.c (pass_insn_locators_initialize): Add dump.
5594 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
5596 * except.c (pass_convert_to_eh_region_ranges): Add dump.
5597 * final.c (pass_shorten_branches): Add dump.
5598 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
5599 (pass_life): Rename dump.
5600 (rest_of_handle_flow2): Remove initial verify_flow_info.
5601 * function.c (pass_instantiate_virtual_regs): Add dump.
5602 * integrate.c (pass_initial_value_sets): Add dump.
5603 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
5604 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
5605 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
5606 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
5607 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
5608 gate_rtl_unrool_and_peel_loops): New.
5609 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
5610 rtl_doloop): Do not look at flags.
5611 * mode-switching.c (pass_mode_switching): Add dump.
5612 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
5613 pass_split_before_regstack): Add dump.
5614 * regmove.c (pass_stack_adjustments): Add dump.
5615 * tree-optimize.c (pass_fixup_cfg): Add dump.
5617 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5620 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
5621 deciding which instruction sequence to use.
5623 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
5625 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
5626 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
5628 2005-08-09 Richard Guenther <rguenther@suse.de>
5630 * c-common.c (builtin_function_2): Remove.
5631 (def_builtin_1): New function.
5632 (c_common_nodes_and_builtins): Use def_builtin_1 to
5633 build builtin functions.
5635 2005-08-09 Jie Zhang <jie.zhang@analog.com>
5637 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
5638 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5639 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
5642 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5644 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
5645 fold_binary instead of fold_build2 since we don't care about the
5647 (loop_niter_by_eval): Likewise.
5648 (compare_trees): Likewise.
5649 (proved_non_wrapping_p): Likewise.
5651 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5655 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
5656 if the if is really empty.
5658 2005-08-09 Steven Bosscher <stevenb@suse.de>
5660 PR tree-optimization/23234
5661 * tree-ssa-math-opts.c (place_reciprocal): New enum.
5662 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
5663 argument of the new enum.
5664 (execute_cse_reciprocals): Add reciprocals for function arguments
5665 on the unique successor edge of the entry block. Update other calls
5666 to execute_cse_reciprocals_1.
5668 2005-08-08 Richard Henderson <rth@redhat.com>
5671 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
5673 2005-08-08 Bob Wilson <bob.wilson@acm.org>
5675 * expr.c (write_complex_part): Return after handling MEM.
5677 2005-08-08 Josh Conner <jconner@apple.com>
5679 PR rtl-optimization/23241
5680 * combine.c (simplify_comparison): Fix error in determining
5681 whether to lift a subreg from comparison.
5683 2005-08-08 David Edelsohn <edelsohn@gnu.org>
5686 * config/rs6000/altivec.md (vec_init<mode>): New.
5687 (vec_set<mode>): New.
5688 (vec_extract<mode>): New.
5689 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
5690 (rs6000_expand_vector_set): New.
5691 (rs6000_expand_vector_extract): New.
5692 (rs6000_legitimate_offset_address_p): Offset addresses are valid
5693 for Altivec modes before reload.
5694 (altivec_expand_vec_init_builtin): New.
5695 (get_element_number): New.
5696 (altivec_expand_vec_set_builtin): New.
5697 (altivec_expand_vec_ext_builtin): New.
5698 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
5700 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
5702 * config/rs6000/rs6000.h (rs6000_builtins): Add
5703 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
5704 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
5705 * config/rs6000/rs6000-protos.h: Declare new functions.
5707 2005-08-08 Jan Hubicka <jh@suse.cz>
5709 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
5710 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
5711 * i386.md (movdi*): Use pic_32bit_operand.
5712 * predicates.md (pic_32bit_operand): New.
5714 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
5717 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
5719 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
5721 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
5722 (test_for_singularity): Use fold_build2.
5724 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5726 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
5728 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
5730 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
5731 (COMMON_ASM_OP) Define.
5732 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
5733 (ix86_encode_section_info): Likewise.
5734 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
5735 SUBTARGET_ENCODE_SECTION_INFO.
5737 2005-08-06 Richard Henderson <rth@redhat.com>
5740 * tree-nested.c (convert_local_reference): Save and restore val_only
5741 around component_ref and friends. Clear walk_subtrees by default.
5743 2005-08-06 Peter O'Gorman <peter@pogma.com>
5746 * gcc.c (process_command): Check the argument to -b has a dash.
5747 * doc/invoke.texi: Update -b and -V docs.
5749 2005-08-06 James E Wilson <wilson@specifix.com>
5751 * config/mips/cross64.h, config/mips/t-cross64: Delete.
5753 2005-08-06 Michael Matz <matz@suse.de>
5755 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
5756 member only if only one insn is associated with the value.
5758 2005-08-06 Nick Clifton <nickc@redhat.com>
5760 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
5762 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
5763 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
5764 Check symbol flags instead of symbol name mangling.
5765 (xstormy16_asm_output_aligned_common): Likewise. Also
5766 simplify code since the bss100_section cass is the only case
5767 where the below100 code will be triggered.
5768 (xstormy16_encode_section_info): Encode below100 attribute
5769 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
5771 (xstormy16_strip_name_encoding): Delete - this function is no
5773 (TARGET_STRIP_NAME_ENCODING): Undefine.
5774 * config/stormy16/stormy16-protos.h: Delete prototype for
5775 xstormy16_strip_name_encoding.
5777 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
5779 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
5780 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
5781 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
5782 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
5783 config/alpha/predicates.md, config/arc/arc.h,
5784 config/arm/arm.h, config/arm/ieee754-df.S,
5785 config/arm/ieee754-sf.S, config/bfin/bfin.c,
5786 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
5787 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
5788 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
5789 config/m68hc11/m68hc11.h, config/mips/mips.c,
5790 config/mips/mips.h, config/mips/openbsd.h,
5791 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
5792 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
5793 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5794 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
5795 config/sparc/linux.h, config/sparc/linux64.h,
5796 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
5797 doc/extend.texi, doc/gcov.texi, doc/install.texi,
5798 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
5799 typos. Follow spelling conventions.
5801 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
5804 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
5805 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
5806 specially. Check for side effects only for COND_EXPR.
5807 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
5808 return with TREE_NO_WARNING.
5810 2005-08-06 Richard Sandiford <richard@codesourcery.com>
5812 PR rtl-optimization/23233
5813 * loop.c (combine_movables): Require the modes to be the same.
5814 (move_movables): Remove handling of cases where the replacement
5815 had a different mode to the original.
5817 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
5819 PR tree-optimization/23128
5820 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
5821 subtraction wrap, and set TREE_OVERFLOW if they do.
5823 2005-08-05 Richard Henderson <rth@redhat.com>
5826 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
5827 FORCED_LABEL labels.
5829 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
5832 * reload.c (find_reloads_subreg_address): Pass down TYPE
5833 unchanged. Change all callers except find_reloads_toplev.
5835 2005-08-05 Michael Matz <matz@suse.de>
5837 * genattrtab.c (current_alternative_string): Remove.
5838 (SIMPLIFY_ALTERNATIVE): Ditto.
5839 (attr_alt_bit_p): Ditto.
5840 (alternative_name): Make const char *.
5841 (evaluate_eq_attr): Remove use of above things.
5842 (simplify_test_exp): Ditto.
5843 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
5844 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
5846 2005-08-04 James E Wilson <wilson@specifix.com>
5848 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
5849 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
5850 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
5851 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
5852 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
5854 2005-08-04 Richard Henderson <rth@redhat.com>
5857 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
5858 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
5859 * tree-sra.c (decide_block_copy): Use it. Disable element copy
5860 if we'd have to instantiate too many members.
5862 2005-08-04 Richard Henderson <rth@redhat.com>
5865 * tree-outof-ssa.c (coalesce_asm_operands): New.
5866 (coalesce_ssa_name): Use it. Split out ...
5867 (coalesce_phi_operands, coalesce_result_decls): ... these.
5869 2005-08-04 Paul Brook <paul@codesourcery.com>
5871 * read-rtl.c (read_quoted_string): Break if EOF.
5873 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
5875 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
5876 (fold_build2): Likewise.
5877 (fold_build3): Likewise.
5878 (fold_build1_stat): New function prototype.
5879 (fold_build2_stat): Likewise.
5880 (fold_build3_stat): Likewise.
5881 * fold-const.c (fold_build1): Rename to ..
5882 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5883 through to build1_stat.
5884 (fold_build2): Rename to ..
5885 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5886 through to build2_stat.
5887 (fold_build3): Rename to ..
5888 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5889 through to build3_stat.
5891 2005-08-04 David Edelsohn <edelsohn@gnu.org>
5892 Ian Lance Taylor <ian@airs.com>
5894 * function.c (assign_stack_local_1): Do not correct stack slot
5895 address if allocation size is smaller than mode size.
5897 2005-08-04 Diego Novillo <dnovillo@redhat.com>
5900 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
5901 (tree_merge_blocks): Propagate anything allowed by
5903 Clarify documentation.
5904 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
5905 SSA form, schedule an update if necessary.
5907 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
5909 * doc/install.texi (Binaries): Remove broken link to
5910 Sinix/Reliant Unix binaries.
5912 2005-08-03 Richard Henderson <rth@redhat.com>
5915 * function.c (stack_protect_epilogue): Export.
5916 * tree.h (stack_protect_epilogue): Declare.
5917 * calls.c (expand_call): Call it.
5919 2005-08-03 Eric Christopher <echristo@apple.com>
5921 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
5922 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
5925 2005-08-04 Jan Hubicka <jh@suse.cz>
5927 * profile.c (branch_prob): Split edges with goto locus on them
5928 to get proper line counts.
5929 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
5931 2005-08-03 Paul Brook <paul@codesourcery.com>
5933 * function.c (assign_parms): Round current_function_args_size
5934 to PARM_BOUNDARY, not STACK_BOUNDARY.
5936 2005-08-03 Geoffrey Keating <geoffk@apple.com>
5938 * config/i386/i386.c (x86_elf_aligned_common)
5939 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
5941 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
5943 PR tree-optimization/23157
5944 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
5945 before emitting them.
5947 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5949 PR tree-optimization/19899
5950 * Makefile.in (tree-scalar-evolution.o): Add real.h.
5951 * tree-scalar-evolution.c: Include real.h.
5952 (add_to_evolution): Build constant -1 of correct type.
5954 2005-08-03 Jan Hubicka <jh@suse.cz>
5956 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
5957 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
5958 profile updating for complette unrolling.
5959 * loop-unroll.c (peel_loop_completely): Use it.
5960 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
5961 (tree_unroll_loops_completely): Disable code growing unrolling of cold
5964 2005-08-03 Paul Brook <paul@codesourcery.com>
5966 * combine.c (can_change_dest_mode): New function.
5967 (try_combine, simplify_set): Use it.
5969 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
5971 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
5974 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
5976 * doc/install.texi (Specific): Adjust link to openavr.org.
5977 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
5978 (Binaries): Adjust HP-UX Porting Center link.
5979 (Binaries): Adjust Free Software Foundation ordering link.
5981 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
5983 * convert.c (convert_to_integer): Use fold_build1 instead of
5984 build1 when converting an integer to an integer.
5986 2005-08-02 Richard Henderson <rth@redhat.com>
5988 * combine.c (combine_instructions): Don't use reg_equal/equiv
5989 results if the mode doesn't match.
5991 2005-08-02 Mark Mitchell <mark@codesourcery.com>
5993 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
5994 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
5996 2005-08-02 Richard Henderson <rth@redhat.com>
5999 * explow.c (memory_address): Remove special-case for
6000 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
6002 2005-08-02 Diego Novillo <dnovillo@redhat.com>
6005 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
6006 number of calls to cleanup_tree_cfg_1.
6008 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
6010 * doc/invoke.texi: document file extensions .F90 and .F95
6012 2005-08-02 Richard Guenther <rguenther@suse.de>
6014 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
6015 positive if its first argument is positive.
6017 2005-08-02 Richard Guenther <rguenther@suse.de>
6019 PR tree-optimization/23177
6020 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
6023 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
6025 PR tree-optimization/23129
6026 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
6027 varying for divisions with anti-ranges.
6029 2005-08-02 Jan Hubicka <jh@suse.cz>
6031 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
6032 * tree-ssa-threadupdate.c (thread_block): Add it here.
6034 2005-08-01 James E Wilson <wilson@specifix.com>
6036 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
6037 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
6038 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
6040 * config/mips/predicates.md (const_call_insn_operand): Add check for
6041 SYMBOL_REF_LONG_CALL_P.
6042 * doc/extend.texi (long_call): Document the new attribute.
6044 2005-08-01 Ian Lance Taylor <ian@airs.com>
6045 Richard Henderson <rth@redhat.com>
6047 * Makefile.in (RTL_BASE_H): Add real.h.
6048 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
6050 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
6052 * rtl.c (rtl_check_failed_code_mode): New.
6053 * rtl.h (struct rtx_def): Add u.rv.
6054 (XCMWINT, XCNMPRV): New.
6055 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
6056 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
6058 2005-08-01 Richard Henderson <rth@redhat.com>
6060 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
6061 with auto-inc codes.
6063 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
6065 2005-08-01 Jan Hubicka <jh@suse.cz>
6067 * i386-protos.h (asm_preferred_eh_data_format): Declare.
6068 * i386.c: Include dwarf2.h
6069 (asm_preferred_eh_data_format): New.
6070 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
6072 2005-08-01 Ian Lance Taylor <ian@airs.com>
6074 * config/host-linux.c (linux_gt_pch_get_address): Add new name
6075 randomize_va_space for virtual address randomization control.
6077 2005-08-01 Steven Bosscher <stevenb@suse.de>
6079 * common.opt (flag_ipa_cp): Put in right place to maintain
6082 2005-08-01 Jan Hubicka <jh@suse.cz>
6084 * profile.c (compute_value_histograms): Fix thinko.
6085 * value-prof.c: Include toplev.h
6086 (check_counter): New function.
6087 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6088 tree_mod_subtract_transform): Add sanity check.
6090 2005-08-01 Richard Guenther <rguenther@suse.de>
6092 PR tree-optimization/23133
6093 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
6094 current functions parameter decls to find defs to cse
6097 2005-08-01 Richard Guenther <rguenther@suse.de>
6099 PR tree-optimization/23109
6100 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
6101 If trapping math is in effect, use post-dominator information
6102 to check if we'd in any case reach a trapping point before
6103 doing the reciprocal insertion.
6104 (execute_cse_reciprocals): Compute post-dominators, if necessary.
6105 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
6106 expressions are invariant only if trapping math is not in effect.
6108 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6110 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
6111 cgraph_function_versioning): New declarations.
6112 * cgraphunit.c: Add include to ipa-prop.h.
6113 (update_call_expr, cgraph_copy_node_for_versioning,
6114 cgraph_function_versioning): New functions.
6115 * integrate.c (copy_decl_for_inlining): Remove.
6116 * ipa-prop.h (ipa_replace_map): New struct.
6117 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
6118 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
6119 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
6120 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
6121 ipcp_iterate_stage, ipcp_method_scale_print,
6122 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
6123 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
6124 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
6125 ipcp_update_bb_counts, ipcp_update_profiling,
6126 ipcp_update_edges_counts): New functions.
6127 (ipcp_method_cval_init): Remove restriction regarding local methods.
6128 (ipcp_init_stage): Add ipcp_method_compute_scale.
6129 (ipcp_insert_stage): Add versioning.
6130 (ipcp_structures_print): Add ipcp_method_scale_print.
6131 (ipcp_driver): Dump profiling info.
6132 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
6133 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
6134 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
6135 (struct inline_data): Add versioning_p, ipa_info, new fields.
6136 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
6137 declare_return_variable): Replace calls to copy_decl_for_inlining with
6139 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
6141 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
6142 Add argument VERSIONING.
6143 (copy_arguments_for_versioning, copy_static_chain,
6144 function_versionable_p, tree_versionable_function_p,
6145 tree_function_versioning, replace_ref_tree): New functions.
6146 * tree-inline.h: Include varray.h.
6147 (tree_versionable_function_p, tree_function_versioning,
6148 tree copy_decl_for_dup): New declarations.
6150 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6152 * ipa-cp.c: New file. Contains IPCP specific functionality.
6153 * ipa-prop.h: New file. Contains structures/definitions that can be
6154 used by several interprocedural data flow optimizations (and also IPCP).
6155 * ipa-prop.c: New file.
6156 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
6157 * common.opt: Add ipa-cp flag.
6158 * timevar.def: Add IPCP optimization.
6159 * tree-optimize.c (init_tree_optimization_passes): Schedule
6161 * tree-pass.h (pass_ipa_cp): Declare.
6163 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
6165 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
6166 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
6167 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
6168 config/i386/i386.c, config/mips/mips.h,
6169 config/rs6000/rs6000.h, config/sh/sh.c,
6170 config/stormy16/stormy16.c: Fix comment typos.
6172 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
6175 * c-typeck.c (build_binary_op): Use common_type wrapper on
6177 (common_type): Update comment.
6179 2005-07-31 Steven Bosscher <stevenb@suse.de>
6182 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
6183 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
6184 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
6186 2005-07-31 Jan Hubicka <jh@suse.cz>
6188 * pretty-print.h (pp_widest_integer): New macro.
6189 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
6192 2005-07-31 Jan Hubicka <jh@suse.cz>
6194 * output.h (enum section_category): Export from varasm.c
6195 (categorize_decl_for_section): Likewise.
6196 * varasm.c (enum section_category): Kill.
6197 (categorize_decl_for_section): Make global.
6198 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
6200 * i386.c (ix86_section_threshold): New static variable.
6201 (ix86_in_large_data_p, ix86_encode_section_info,
6202 x86_64_elf_unique_section,
6203 x86_64_elf_select_section): New functions.
6204 (TARGET_ENCODE_SECTION_INFO): Define
6205 (override_options): Enable medium model for PIC.
6206 (ix86_expand_prologue): Expand gen_set_got_rex64.
6207 (legitimate_constant_p): Handle new UNSPECs.
6208 (legitimate_pic_address_disp_p): Likewise.
6209 (legitimize_pic_address): Lower MEDIUM model addressing.
6210 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
6211 (enum cmodel): Add MEDIUM_PIC.
6212 (SYMBOL_REF_FAR_ADDR_P): New macro.
6213 (SYMBOL_FLAG_FAR_ADDR): New flag.
6214 * i386.md (movdi): Support medium model.
6215 (set_got_rex64): New pattern.
6216 * i386.opt (mlarge-data-threshold): New flag.
6217 * predicates.md (zext_operand/sext_operand): Deal with medium model.
6218 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
6219 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
6220 TARGET_ASM_UNIQUE_SECTION): New.
6222 * invoke.texi (-mlarge_data_threshold): Document
6224 2005-07-31 Jan Hubicka <jh@suse.cz>
6226 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
6227 (coalesce_vars): Likewise.
6228 * tree-ssa-live.c (coalesce_cost): New.
6229 (build_tree_conflict_graph): Use coalesce_cost.
6230 * tree-ssa-live.h (coalesce_cost): Declare.
6232 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
6234 * arm.md (all peepholes for post-increment operations): Delete.
6235 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
6236 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
6237 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
6238 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
6239 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
6241 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
6243 * fold-const.c (tree_expr_nonnegative_p): Always return true for
6246 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
6249 * doc/invoke.texi: Document -rdynamic.
6251 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
6254 * c-parser.c (c_parser_parms_list_declarator): Call
6255 mark_forward_parm_decls.
6256 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
6257 decls with visibility structure.
6259 2005-07-30 Paul Brook <paul@codesourcery.com>
6261 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
6263 2005-07-30 Paul Brook <paul@codesourcery.com>
6265 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
6267 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
6269 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
6271 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6274 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
6275 nested function declarators.
6276 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
6277 (grokparms): Call warn_if_shadowing for parameters used within the
6279 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
6280 not used within the parameter list.
6281 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
6283 2005-07-30 Jan Hubicka <jh@suse.cz>
6285 * expr.c (expand_expr_real_1): Do not load mem targets into register.
6286 * i386.c (ix86_fixup_binary_operands): Likewise.
6287 (ix86_expand_unary_operator): Likewise.
6288 (ix86_expand_fp_absneg_operator): Likewise.
6289 * optabs.c (expand_vec_cond_expr): Validate dest.
6291 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6294 * real.c (real_from_string): Also set last bit if there is a
6295 nonzero hex digit beyond GCC's internal precision after ".".
6297 2005-07-29 David Edelsohn <edelsohn@gnu.org>
6299 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
6300 define_constants. Change duplicate values to unassigned numbers.
6301 Change UNSPEC_SUBS to UNSPEC_VSUBS.
6302 (*altivec_vspltsf): New.
6303 (altivec_vperm_v4sf): Delete.
6304 (altivec_vperm_<mode>): Use mode macro V.
6305 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
6306 (altivec_predicate_v4sf): Delete.
6307 (altivec_predicate_<mode>): Use mode macro V.
6308 (*altivec_lvesfx): New.
6309 (*altivec_stvesfx): New.
6310 (vec_realign_load_v4sf): Delete.
6311 (vec_realign_load_<mode>): Use mode macro V.
6312 * config/rs6000/rs6000.c (generate_set_vrsave): Use
6315 2005-07-29 Mark Mitchell <mark@codesourcery.com>
6318 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
6320 * configure: Regenerated.
6322 2005-07-29 Paul Brook <paul@codesourcery.com>
6324 * doc/install.texi: Add link to GFortran binaries wiki page.
6326 2005-07-29 David Ung <davidu@mips.com>
6328 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
6329 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
6330 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
6331 * config/mips/mips.md (cpu): Add 5kf name.
6332 (includes): Includes 5k.md.
6333 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
6334 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
6337 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6340 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
6341 (cleanup_tree_cfg): ... here.
6342 Call cleanup_tree_cfg_1 until there are no more cleanups to
6345 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
6347 * tree-vrp.c (compare_range_with_value): Return true or false
6348 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
6349 EQ_EXPR respectively.
6351 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
6353 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
6356 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6358 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
6359 (tree_ssa_dominator_optimize): Increment it.
6360 (dump_dominator_optimization_stats): Print it.
6362 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
6363 Steven Bosscher <stevenb@suse.de>
6365 PR rtl-optimization/23117
6366 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
6367 when head == tail. Tidy comment.
6369 2005-07-28 Richard Henderson <rth@redhat.com>
6371 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
6372 * cselib.c (rtx_equal_for_cselib_p): Likewise.
6373 * jump.c (rtx_renumbered_equal_p): Likewise.
6374 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
6375 CONST_INT and CONST_DOUBLE.
6376 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
6377 * reload.c (operands_match_p): Special case CONST_INT and
6378 CONST_DOUBLE; check mode earlier.
6380 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6383 * c-typeck.c (convert_for_assignment): Do not check
6384 DECL_IN_SYSTEM_HEADER on NULL fundecl.
6386 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6389 * c-typeck.c (composite_type): Prefer constant size arrays to
6392 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6395 * real.c (real_from_string): Set last bit if there is a nonzero
6396 hex digit beyond GCC's internal precision.
6398 2005-07-28 Richard Henderson <rth@redhat.com>
6401 * cfgcleanup.c (try_forward_edges): Watch out for end of
6404 2005-07-28 James E Wilson <wilson@specifixinc.com>
6407 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
6409 2005-07-28 Jan Hubicka <jh@suse.cz>
6411 * Makefile.in (rtl-profile.o): Kill all traces of it.
6412 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
6413 * coverage.h (rtl_coverage_counter_ref): Kill.
6414 * opts.c (flag_speculative_prefetching_set): Kill.
6415 (flag_loop_optimize_set): New.
6416 (common_handle_option): Disable loop optimizer when profiling;
6417 do not handle speculative prefetching.
6418 * passes.c (init_optimization_passes): Replace pass_profiling combo
6419 by branch_prob pass.
6420 * profile.c (compute_value_histograms): Update for simplified value
6422 (rtl_register_profile_hooks): Kill.
6423 (pass_profiling): Kill.
6424 (rest_of_handle_branch_prob): Do not profile.
6425 * toplev.c (process_options): Remove speculative prefetching.
6426 * toplev.h (flag_tree_based_profiling): Kill.
6427 * tree-profile.c (prepare_instrumented_value,
6428 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6429 tree_gen_one_value_profiler, do_tree_profiling): Update for
6430 simplified datastructures.
6431 * value-prof.c: Add comment that speculative prefetching was dropped;
6432 update rest of file for simplified datastructures.
6433 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
6434 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
6435 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
6436 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
6437 rtl_mod_subtract, gen_speculative_prefetch,
6438 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
6439 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
6440 (gate_handle_value_profile_transformations,
6441 rest_of_handle_value_profile_transformations,
6442 pass_value_profile_transformations): Kill.
6443 * value-prof.h (histogram_value_t): Remove IL based unions.
6444 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
6445 rtl_profile_hooks): Remove hooks.
6447 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
6449 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
6450 (cgraph_clone_node): Likewise.
6451 * cgraph.h (cgraph_clone_edge): Update prototype.
6452 (cgraph_clone_node): Likewise.
6453 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
6455 (lookup_recursive_calls): Consider profile.
6456 (cgraph_decide_recursive_inlining): Fix updating; use new
6457 probability argument; use profile.
6458 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
6459 * tree-inline.c (copy_bb): Update clal of clone_edge.
6460 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
6462 * invoke.texi (min-inline-recursive-probability): Document.
6464 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
6466 * doc/install.texi (Configuration): Update Valgrind homepage.
6468 2005-07-28 Richard Henderson <rth@redhat.com>
6471 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
6472 labels we want to delete.
6473 (cfg_layout_merge_blocks): Likewise.
6475 2005-07-28 Richard Henderson <rth@redhat.com>
6478 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
6479 when expanding to nothing.
6481 2005-07-28 Josh Conner <jconner@apple.com>
6483 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
6484 (cgraph_decide_inlining_of_small_functions): Likewise.
6486 2005-07-28 Josh Conner <jconner@apple.com>
6488 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
6489 direction of badness if negative.
6490 (cgraph_default_inline_p): Add reason to parameters, and assign it
6492 (cgraph_decide_inlining_of_small_functions): New parameter in call
6493 to cgraph_default_inline_p.
6494 (cgraph_decide_inlining_incrementally): Likewise.
6495 * cgraphunit.c (decide_is_function_needed): Likewise.
6496 * cgraph.h (cgraph_default_inline_p): Likewise.
6498 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6500 * builtins.c: Fix comment typo(s).
6501 * genautomata.c: Likewise.
6502 * gimplify.c: Likewise.
6503 * tree-dfa.c: Likewise.
6504 * tree-flow-inline.h: Likewise.
6505 * tree-into-ssa.c: Likewise.
6506 * tree-ssa-alias.c: Likewise.
6507 * tree-ssa-ccp.c: Likewise.
6508 * tree-ssa-copy.c: Likewise.
6509 * tree-ssa-dce.c: Likewise.
6510 * tree-ssa-dom.c: Likewise.
6511 * tree-ssa-operands.c: Likewise.
6512 * tree-tailcall.c: Likewise.
6513 * tree-vectorizer.c: Likewise.
6514 * tree-vrp.c: Likewise.
6517 2005-07-28 Jeff Law <law@redhat.com>
6519 * tree-vrp.c (test_for_singularity): Extracted from ...
6520 (simplify_cond_using_ranges): Attempt to simplify a relational
6521 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
6523 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
6525 PR tree-optimization/22506
6526 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
6527 phis whose argument is constant.
6529 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
6531 PR rtl-optimization/18992
6532 Back out this patch:
6533 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6534 PR optimization/12142
6535 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
6536 uses of the register in the SET_SRC. Remove unnecessary argument.
6538 Replace it with this:
6539 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
6540 if flag_non_call_exceptions is set and the insn may trap, pass
6541 pc_rtx as dest for recursion.
6542 In SET_SRC part of SET case, if dest is already set, pass it down
6545 2005-07-28 Jan Hubicka <jh@suse.cz>
6547 * cfg.c (update_bb_profile_for_threading): Use RDIV.
6548 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
6549 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
6551 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
6552 profile when available.
6554 2005-07-28 Jan Beulich <jbeulich@novell.com>
6556 * config/ia64/ia64.c (ia64_load_pair_ok): New.
6557 (ia64_print_operand): Describe and handle 'X'.
6558 (ia64_register_move_cost): Also handle FP_REGS.
6559 (ia64_preferred_reload_class): Likewise.
6560 (ia64_secondary_reload_class): Likewise.
6561 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
6562 it. Also check for ITANIUM_CLASS_FLDP.
6563 * config/ia64/ia64.h (FP_REGNO_P): New.
6564 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
6565 (reg_class): Add FP_REGS.
6566 (REG_CLASS_NAMES): Adjust for it.
6567 (REG_CLASS_CONTENTS): Likewise.
6568 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
6569 (REG_CLASS_FROM_LETTER): Handle 'x'.
6570 (CLASS_MAX_NREGS): Handle FP_REGS.
6571 (MEMORY_MOVE_COST): Likewise.
6572 * config/ia64/ia64.md (itanium_class): Add fldp.
6573 (type): Handle fldp.
6574 (movti_internal): More allowable operand combinations. Use ldfp8 when
6575 splitting unnecessary. Remove predicable attribute. Adjust
6576 itanium_class attribute.
6577 (smuldi3_highpart): Remove outdated comment.
6578 (mulditi3, umulditi3, rotlti3): New expanders.
6579 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
6580 (absti2): Disabled new insn for future reference.
6581 Respective new splitters.
6582 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
6583 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
6584 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
6586 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
6588 PR rtl-optimization/23047
6589 * simplify-rtx.c (simplify_const_relational_operation): Respect
6590 flag_wrapv for comparisons with ABS.
6592 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
6594 PR tree-optimization/22493
6595 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
6596 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
6598 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
6600 * config/frv/frv.opt (moptimize-membar): New.
6602 * doc/invoke.texi: Document -moptimize-membar and its inverse.
6604 * config/frv/frv.h: Remove machine_function definition.
6606 * config/frv/frv.c (struct frv_io): New.
6607 (struct machine_function): Moved from frv.h. Add has_membar_p.
6608 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
6609 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
6610 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
6611 (frv_optimize_membar_global, frv_optimize_membar): New functions.
6612 (frv_reorg): Call frv_optimize_membar when appropriate.
6613 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
6614 (frv_expand_builtin): Adjust calls accordingly.
6615 (frv_io_address_cookie): New function.
6616 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
6617 load or store rather than a special insn. Add ccnstant address and
6618 io-type operands to the membar.
6619 (frv_ifcvt_modify_tests): Unsign regno.
6620 (frv_ifcvt_modify_tests): Same.
6622 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
6623 UNSPEC_OPTIONAL_MEMBAR constant.
6624 (builtin_read_<mode>): Delete.
6625 (builtin_write_<mode>): Delete.
6626 ("optional_membar_<mode>"): Add operand.
6628 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
6629 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
6630 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
6631 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
6632 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
6633 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
6634 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
6635 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
6636 * testsuite/gcc.target/frv/all-read-write-1.c: New.
6638 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
6640 * df.c (df_uses_record): Handle SCRATCH.
6642 2005-07-28 Steven Bosscher <stevenb@suse.de>
6645 * passes.c (rest_of_decl_compilation): If decl is a type and
6646 we have encountered errors, don't emit debug information.
6648 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
6650 * params.def: Fixed comment.
6652 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
6655 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
6656 (TARGET_ASM_UNALIGNED_HI_OP): Add.
6657 (TARGET_ASM_UNALIGNED_SI_OP): Add.
6659 2005-07-27 Steven Bosscher <stevenb@suse.de>
6662 * varasm.c (assemble_start_function): Don't do anything that may
6663 require a CFG if the current function is a thunk.
6665 2005-07-25 Geoffrey Keating <geoffk@apple.com>
6667 * doc/install.texi (Prerequisites): Mention that perl is needed
6668 to do export control in libstdc++ targetting Darwin.
6670 2005-07-27 Steven Bosscher <stevenb@suse.de>
6672 PR rtl-optimization/17808
6673 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
6674 (sched_insns_conditions_mutex_p): Split out from...
6675 (add_dependence): ...here. But don't call it from here.
6676 (add_dependence_list): Check sched_insns_conditions_mutex_p
6677 before calling add_dependence.
6678 (add_dependence_list_and_free): Likewise.
6679 (fixup_sched_groups): Likewise.
6680 (sched_analyze_1): Likewise.
6681 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
6682 (sched_analyze): Likewise.
6683 (sched_analyze_insn): Likewise.
6684 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6685 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
6686 dependencies on all COND_EXEC insns to jumps ending basic blocks
6687 when doing intrablock scheduling.
6688 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
6690 2005-07-27 Jeff Law <law@redhat.com>
6692 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
6693 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
6694 equivalency sets, correctly handle the case were vr0 has an
6695 equivalency set, but vr1 does not.
6697 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
6699 PR tree-optimization/23073
6700 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
6701 vect_print_dump_info before fprintf.
6703 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6705 PR tree-optimize/22348
6706 * tree-ssa-loop-niter.c (number_of_iterations_cond):
6707 Fold the partial computation.
6709 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6711 PR tree-optimization/22325
6712 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
6714 * tree-scalar-evolution.c (scev_const_prop): Add generic final
6716 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
6717 (force_var_cost): ... this function.
6718 (compute_phi_arg_on_exit): Export.
6720 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6722 PR tree-optimization/20773
6723 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
6726 2005-07-27 Richard Guenther <rguenther@suse.de>
6728 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
6729 Avoid pushing again if current struct contains only
6730 fields we decomposed.
6732 2005-07-27 Jan Hubicka <jh@suse.cz>
6734 PR tree-optimization/22574
6735 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
6738 * tree-tailcall.c (decrease_profile): New function.
6739 (eliminate_tail_call): Use it.
6741 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
6742 visibility flags correctly in whole program mode.
6744 2005-07-26 Steve Ellcey <sje@cup.hp.com>
6746 PR rtl-optimization/22472
6747 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
6749 2005-07-26 Steven Bosscher <stevenb@suse.de>
6751 PR tree-optimization/22504
6752 * tree-complex.c (expand_complex_addition): Use 'code' instead
6753 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
6755 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6757 * config.gcc (cpu_type): Add frv case.
6758 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
6759 (supported_defaults): Add fr550 case.
6761 2005-07-26 Diego Novillo <dnovillo@redhat.com>
6764 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
6765 whether a pointer of type T * may point to objects of type T *.
6767 2005-07-26 DJ Delorie <dj@redhat.com>
6769 * configure: Regenerate.
6771 2005-07-26 Dale Johannesen <dalej@apple.com>
6773 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
6775 2005-07-26 Mark Mitchell <mark@codesourcery.com>
6777 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
6778 Clarify use of "build" in name.
6780 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6782 * doc/extend.texi (Raw read/write Functions): New section.
6783 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
6784 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
6785 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
6786 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
6787 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
6788 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
6789 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
6790 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
6791 * config/frv/frv.c: Add bdesc_loads global.
6792 Add bdesc_stores global.
6793 (frv_init_builtins): Add support for __builtin_{read/write}*.
6794 (frv_volatile_memref): New.
6795 (frv_expand_load_builtin): New.
6796 (frv_expand_store_builtin): New.
6797 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
6798 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
6799 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
6800 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
6801 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
6802 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
6803 (builtin_read_<mode>): New.
6804 (builtin_write_<mode>): New.
6805 (builtin_write64): New.
6806 (optional_membar_<mode>): New.
6808 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
6810 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
6811 (rather than units) against HOST_BITS_PER_WIDE_INT.
6813 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
6815 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
6816 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
6817 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
6818 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
6821 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
6822 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
6823 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
6825 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
6827 2005-07-26 Richard Guenther <rguenther@suse.de>
6829 PR tree-optimization/22486
6830 * fold-const.c (fold_unary): Fold away useless component
6831 references of the form (T *)&T.x, if the address
6834 2005-07-25 James E Wilson <wilson@specifixinc.com>
6836 * dwarf2out.c (add_call_src_coords_attributes): New.
6837 (gen_inlined_subroutine_die): Call it.
6838 (maybe_emit_file, init_file_table): Add comments.
6839 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
6841 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
6842 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
6843 * tree.h (BLOCK_SOURCE_LOCATION): New.
6844 (struct tree_block): New field locus.
6846 2005-07-26 Andreas Schwab <schwab@suse.de>
6848 PR rtl-optimization/23043
6849 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
6850 when allocating a struct unoccr.
6852 2005-07-25 Richard Henderson <rth@redhat.com>
6855 * tree-complex.c (gate_no_optimization): True if errors.
6856 * Makefile.in (tree-complex.o): Update dependencies.
6858 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
6860 * config/frv/predicates.md (integer_register_operand): Use
6863 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6866 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
6868 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
6870 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6872 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
6873 types when flag_unsafe_math_optimizations is true.
6875 2005-07-25 Mark Mitchell <mark@codesourcery.com>
6877 * gcc.c (option_map): Add --sysroot.
6878 (process_command): Handle --sysroot.
6879 (display_help): Document it.
6880 * doc/cppopts.tex (-isysroot): Document.
6881 * doc/invoke.texi (--sysroot): Document.
6882 * doc/install.texi (--with-build-sysroot): Document.
6884 * Makefile.in (inhibit_libc): New variable.
6885 (INHIBIT_LIBC_CFLAGS): Likewise.
6886 (LIBGCC2_CFLAGS): Include
6887 $(INHIBIT_LIBC_CFLAGS).
6888 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
6889 ($(T)crtbegin.o): Do not use @inhibit_libc@.
6890 ($(T)crtend.o): Likewise.
6891 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
6892 ($(T)crtendS.o): Likewise.
6893 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
6894 ($(T)crtendT.o): Likewise.
6895 (stmp-fixinc): Do not complain about missing headers if
6897 * configure.ac (inhibit_libc): Set it to true/false.
6898 (--with-build-sysroot): New option. Use it to set
6900 * configure: Regenerated.
6902 2005-07-25 Manfred Hollstein <mh@suse.com>
6904 * calls.c (store_one_arg): Fix unsigned comparison warning.
6906 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6909 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
6910 (ggc_print_statistics): Initialize variable before use.
6912 2005-07-25 Richard Guenther <rguenther@suse.de>
6914 * tree-dfa.c (mark_new_vars_to_rename): Protect against
6915 calling with a PHI_NODE argument.
6917 * tree-flow-inline.h (overlap_subvar): Protect against
6920 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
6922 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
6923 * configure: Regenerate.
6925 2005-07-25 Ira Rosen <irar@il.ibm.com>
6927 * expr.c (highest_pow2_factor): Make extern.
6928 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
6929 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6930 record_array_differ_p, array_ptr_differ_p): Likewise.
6931 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
6932 additional cases. Call the above functions.
6933 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
6934 base_object_differ_p when there are two base objects. Otherwise, compare
6935 base address and offset. Call may_alias_p.
6936 (dump_data_reference): Use a correct field name.
6937 (analyze_array): Make static. Initialize new data-ref fields.
6938 (analyze_indirect_ref): New function.
6939 (init_data_ref): Initialize new data-ref fields.
6940 (strip_conversion): Moved from tree-vect-analyze.c.
6941 (analyze_offset_expr, get_ptr_offset, address_analysis,
6942 object_analysis): Likewise.
6943 (analyze_offset): New function.
6944 (create_data_ref): Likewise.
6945 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
6946 dimensions for ARRAY_REFs only.
6947 (build_classic_dist_vector): Make static.
6948 (access_functions_are_affine_or_constant_p): Call macro to get the
6949 address of access functions.
6950 (compute_all_dependences): Add new parameter
6951 compute_self_and_read_read_dependences. Compute self and read-read
6952 dependences if it is true.
6953 (find_data_references_in_loop): Call create_data_ref. Initialize new
6955 (compute_data_dependences_for_loop): Add new parameter
6956 compute_self_and_read_read_dependences. Remove parameter nb_loops,
6957 compute nb_loops. Call compute_all_dependences,
6958 build_classic_dist_vector and build_classic_dir_vector with correct
6960 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
6961 with correct parameters. Compare dimensions for ARRAY_REFs only.
6962 (free_data_refs): Call macro to free access functions.
6963 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
6964 fields from stmt_vinfo.
6965 (struct base_object_info): New structure.
6966 (struct data_reference): Move fields to base_object_info. Add fields
6967 first_location and object_info for above structures. Move fields from
6968 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
6969 aligned_to. Add macros to access the new fields.
6970 Update functions declarations.
6971 * tree-flow.h (is_aliased_with): Declare.
6972 * tree-loop-linear.c (linear_transform_loops): Call
6973 compute_data_dependences_for_loop with correct parameters.
6974 * tree-ssa-alias.c (is_aliased_with): New function.
6975 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
6976 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
6977 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
6978 vect_base_addr_differ_p, compute_subscript_distance and
6979 build_classic_dist_vector. Add printings. Check absolute value of
6981 (vect_analyze_data_ref_dependences): Go through ddrs instead of
6983 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
6984 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
6985 to bytes. Add printing.
6986 (vect_compute_data_refs_alignment): Go through loads and stores in one
6988 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
6989 vect_analyze_data_ref_access): Likewise.
6990 (vect_analyze_pointer_ref_access): Remove.
6991 (vect_address_analysis, vect_object_analysis): Likewise.
6992 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
6993 and analyze data-refs in the loop.
6994 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
6995 fields of data-ref instead of stmt. Add init to the offset from the
6997 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
6998 (vect_update_init_of_dr): Likewise.
6999 (vect_update_inits_of_drs): Go through loads and stores in one loop.
7000 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
7002 (new_loop_vec_info): Initialize new fields.
7003 (destroy_loop_vec_info): Free new fields.
7004 (vect_strip_conversion): Remove.
7005 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
7006 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
7007 datarefs. Add new field ddrs.
7008 Add macros for the new fields access.
7009 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
7010 base_aligned_p, misalignment, memtag, ptr_info and subvars.
7011 Remove their macros.
7012 * tree.h (highest_pow2_factor): Declare.
7014 2005-07-25 Jakub Jelinek <jakub@redhat.com>
7016 * calls.c (store_one_arg): Check for sibling call MEM arguments
7017 from already clobbered incoming argument area.
7019 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7021 * c-common.c (check_missing_format_attribute): New.
7022 * c-common.h (check_missing_format_attribute): Likewise.
7023 * c-typeck.c (convert_for_assignment): Use it.
7025 2005-07-24 Andreas Schwab <schwab@suse.de>
7027 * config/m68k/m68k.md ("extendqidi2"): When source is an address
7028 register use a word move. Correct operand of ext.w in 68000 code.
7030 2005-07-23 Mark Mitchell <mark@codesourcery.com>
7032 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
7033 variables as declarations, rather than definitions.
7035 2005-07-24 Ira Rosen <irar@il.ibm.com>
7037 PR tree-optimization/22526
7038 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
7041 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7043 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
7044 that C99 reserve for future use. Use it to define clog10,
7045 clog10f and clog10l.
7047 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7049 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
7050 * configure.ac: Check for -Wmissing-format-attribute.
7052 * configure: Regenerate.
7054 2005-07-23 Richard Henderson <rth@redhat.com>
7056 PR tree-optimization/22623
7057 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
7059 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
7062 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
7064 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7066 * Makefile.in (C_TREE_H): Update dependencies.
7067 * c-tree.h: Include toplev.h.
7068 * diagnostic.h (diagnostic_set_info): Add format attribute.
7069 * rtl-error.c (diagnostic_for_asm): Likewise.
7071 2005-07-23 Chao-ying Fu <fu@mips.com>
7073 * config/mips/mips-dsp.md: New file.
7074 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
7075 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
7077 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
7078 MIPS_BUILTIN_BPOSGE32.
7079 (mips_expand_builtin_direct): Add one parameter to indicate that
7080 builtin functions need to return a value.
7081 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
7083 (mips_regno_to_class): Add classes for 12 new DSP registers.
7084 (mips_subword): Change to check four HI registers.
7085 (mips_output_move): Output move to and from 6 new DSP accumulators.
7086 (override_options): Make sure -mdsp and -mips16 are not used together.
7087 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
7089 (mips_conditional_register_usage): Disable 6 new DSP accumulators
7091 (print_operand): Add 'q' for printing DSP accumulators.
7092 (mips_cannot_change_mode_class): Check ACC_REGS.
7093 (mips_secondary_reload_class): Check ACC_REGS.
7094 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
7095 (mips_register_move_cost): Check ACC_REGS.
7096 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
7097 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
7098 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
7099 (dsp_bdesc): New array.
7100 (bdesc_arrays): Add DSP builtin function table.
7101 (mips_prepare_builtin_arg): Check predicate again after
7103 (mips_expand_builtin): Add one more parameter to
7104 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
7105 MIPS_BUILTIN_BPOSGE32.
7106 (mips_init_builtins): Initialize new function types.
7107 (mips_expand_builtin_direct): Check if builtin functions need to
7108 return a value and pass operands properly.
7109 (mips_expand_builtin_bposge): New function.
7110 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
7111 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
7112 (FIRST_PSEUDO_REGISTER): Increase to 188.
7113 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
7114 Update for 12 new DSP registers.
7115 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
7116 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
7117 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
7118 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
7119 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
7120 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
7121 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
7122 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
7123 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
7124 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
7125 (REGISTER_NAMES): Add names for 12 new DSP registers.
7126 * config/mips/mips.md: Include mips-dsp.md.
7127 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
7128 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
7129 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
7130 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
7131 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
7132 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
7133 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
7134 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
7135 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
7136 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
7137 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
7138 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
7139 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
7140 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
7141 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
7142 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
7143 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
7144 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
7145 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
7146 (UNSPEC_RDDSP): New constants.
7147 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
7148 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
7150 * config/mips/mips.opt (-mdsp): New option.
7151 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
7152 (reg_imm10_operand): New predicates.
7153 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
7154 * doc/invoke.texi (-mdsp): Document new option.
7156 2005-07-22 DJ Delorie <dj@redhat.com>
7158 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
7160 * tree-inline.c (inlinable_function_p): Likewise.
7162 2005-07-22 Mark Mitchell <mark@codesourcery.com>
7165 * toplev.c (check_global_declarations): Do not mark undefined
7166 variables as DECL_IGNORED_P.
7167 * varasm.c (first_global_object_name): GTY it.
7168 (weak_global_object_name): Likewise.
7169 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
7170 a string to go into {weak,first}_global_object_name.
7172 2005-07-22 DJ Delorie <dj@redhat.com>
7174 * c-format.c (check_function_format): Change warning control
7175 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
7177 2005-07-22 Diego Novillo <dnovillo@redhat.com>
7179 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
7180 &PTR->FLD a dereference of PTR.
7181 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
7182 a potential dereference of PTR.
7184 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
7186 PR rtl-optimization/20370
7187 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
7188 call allocate_reg_info if necessary.
7190 PR rtl-optimization/21848
7191 * calls.c (emit_library_call_value_1): For const functions, add
7192 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
7194 PR rtl-optimization/22445
7195 * cselib.c (target.h): Include.
7196 (rtx_equal_for_cselib_p): Allow commutative matches.
7197 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
7198 Remove MODE parameter. Changed all callers.
7200 PR rtl-optimization/22258
7201 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
7203 (try_combine): Use likely_spilled_retval_p.
7205 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
7207 * config.gcc: Add crx-elf support.
7209 * doc/contrib.texi: Mention crx.
7210 * doc/extend.texi: Document crx extensions.
7211 * doc/install.texi: Document crx install.
7212 * doc/invoke.texi: Document crx options.
7213 * doc/md.texi: Document crx constraints.
7215 * config/crx/crx-protos.h: New file.
7216 * config/crx/crx.c: New file.
7217 * config/crx/crx.h: New file.
7218 * config/crx/crx.md: New file.
7219 * config/crx/crx.opt: New file.
7220 * config/crx/t-crx: New file.
7222 2005-07-22 Manfred Hollstein <mh@suse.com>
7224 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
7226 (int_add_graph_edge): Likewise.
7227 (collapse_nodes): Likewise.
7228 (process_unification_queue): Likewise.
7230 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7231 Laurent GUERBY <laurent@guerby.net>
7233 PR tree-optimization/22336
7234 * function.c (record_block_change): Check for
7235 cfun->ib_boundaries_block.
7237 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
7239 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
7240 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
7242 2005-07-21 DJ Delorie <dj@redhat.com>
7244 * toplev.c (warn_deprecated_use): Add warning control to warning
7246 * c-typeck.c (parser_build_binary_op): Likewise.
7247 (c_finish_if_stmt): Likewise.
7248 * c-common.c (check_function_sentinel): Likewise.
7249 (check_nonnull_arg): Likewise.
7251 2005-07-21 Richard Henderson <rth@redhat.com>
7254 * tree-complex.c (complex_ssa_name_components): New.
7255 (cvc_lookup): Allow entry not found.
7256 (create_components): Remove.
7257 (create_one_component_var, get_component_var): New.
7258 (get_component_ssa_name, set_component_ssa_name): New.
7259 (extract_component): Use get_component_ssa_name.
7260 (update_complex_components): Use set_component_ssa_name.
7261 (update_complex_components_on_edge): Likewise.
7262 (update_phi_components): Create new PHI nodes directly, instead
7263 of adding insns to edges.
7264 (tree_lower_complex): Allocate and free complex_variable_components
7265 and complex_ssa_name_components here.
7267 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
7269 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
7270 revert to returning false.
7272 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7275 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
7277 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7280 * config/i386/i386.md (cmpxf): Change operand constraints
7281 to "nonmemory_operand".
7283 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7285 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
7287 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7290 * fold-const.c (fold_build1): Add checksum for the operands.
7291 (fold_build2): Likewise.
7292 (fold_build3): Likewise.
7294 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7297 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
7299 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7301 * common.opt (-fforward-propagate): Committed by mistake,
7304 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7306 * reg-stack.c: Fix comment typo(s).
7307 * tree-ssa-operands.c: Likewise.
7308 * tree-vectorizer: Likewise.
7310 2005-07-21 Nick Clifton <nickc@redhat.com>
7312 * config/sh/symbian.c: Replace C++ style line comments with C
7313 style line comments.
7314 (symbian_add_attribute): Do not use a ? operator on the LHS of
7316 (sh_symbian_handle_dll_attribute): Change the type of the
7317 method vector to "VEC(tree,gc)*" and use vector accessor
7318 macros to walk over the elements.
7319 (symbian_export_vtable_and_rtti_p): Likewise.
7320 (symbian_class_needs_attribute_p): Likewise.
7322 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7325 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
7326 initialize targetm.resolve_overloaded_builtin here.
7327 (altivec_expand_overloaded_builtin): Make it non-static.
7328 * config/rs6000/rs6000-protos.h
7329 (altivec_expand_overloaded_builtin): New prototype.
7330 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
7331 targetm.resolve_overloaded_builtin here.
7332 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
7334 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7335 Zdenek Dvorak <dvorakz@suse.cz>
7337 PR tree-optimization/19210
7338 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
7340 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
7341 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
7342 rely on unproven assumptions.
7343 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
7344 * tree-flow.h (number_of_iterations_exit): Add final parameter.
7345 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
7346 to number_of_iterations_exit.
7347 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
7348 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
7349 * tree-ssa-loop-niter.c (find_loop_niter,
7350 estimate_numbers_of_iterations_loop): Likewise.
7351 (number_of_iterations_exit): Honor the new options.
7352 * doc/invoke.texi (Wunsafe-loop-optimizations,
7353 funsafe-loop-optimizations): Document them.
7355 2005-07-21 Richard Sandiford <richard@codesourcery.com>
7357 PR rtl-optimization/22167
7358 * gcse.c (hoist_code): Fix hoist_exprs[] check.
7360 2005-07-20 Adam Nemet <anemet@lnxw.com>
7362 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
7363 __do_global_dtors_aux longcall.
7365 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
7367 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
7368 (old_special_pred_table): Don't reference
7369 SPECIAL_MODE_PREDICATES.
7370 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
7371 * config/arc/arc.h: Don't mention PREDICATE_CODES.
7372 * config/sh/predicates.h: Don't mention
7373 SPECIAL_MODE_PREDICATES.
7374 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
7377 2005-07-20 DJ Delorie <dj@redhat.com>
7379 * config.gcc: Add m32c-elf support.
7381 * doc/contrib.texi: Mention m32c.
7382 * doc/extend.texi: Document m32c extensions.
7383 * doc/install.texi: Mention m32c.
7384 * doc/invoke.texi: Document m32c options.
7385 * doc/md.texi: Document m32c constraints.
7387 * config/m32c/addsub.md: New file.
7388 * config/m32c/bitops.md: New file.
7389 * config/m32c/cond.md: New file.
7390 * config/m32c/jump.md: New file.
7391 * config/m32c/m32c-lib1.S: New file.
7392 * config/m32c/m32c-lib2.c: New file.
7393 * config/m32c/m32c-modes.def: New file.
7394 * config/m32c/m32c-pragma.c: New file.
7395 * config/m32c/m32c-protos.h: New file.
7396 * config/m32c/m32c.abi: New file.
7397 * config/m32c/m32c.c: New file.
7398 * config/m32c/m32c.h: New file.
7399 * config/m32c/m32c.md: New file.
7400 * config/m32c/m32c.opt: New file.
7401 * config/m32c/minmax.md: New file.
7402 * config/m32c/mov.md: New file.
7403 * config/m32c/muldiv.md: New file.
7404 * config/m32c/predicates.md: New file.
7405 * config/m32c/prologue.md: New file.
7406 * config/m32c/shift.md: New file.
7407 * config/m32c/t-m32c: New file.
7409 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7411 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7412 (stack_protect_set, stack_protect_test): New expanders.
7413 (stack_protect_set_si, stack_protect_set_si_media,
7414 stack_protect_set_di_media, stack_protect_test_si,
7415 stack_protect_test_si_media, stack_protect_test_di_media):
7418 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
7420 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
7422 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
7424 * tree.h (tree_expr_nonzero_p): Export.
7425 * fold-const.c (tree_expr_nonzero_p): Likewise.
7426 Return true for CALL_EXPRs that are alloca calls.
7427 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
7429 * tree-flow.h (expr_computes_nonzero): Remove.
7430 * tree-vrp.c (expr_computes_nonzero): Remove.
7431 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
7432 (extract_range_from_unary_expr): Likewise.
7433 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
7434 tree_expr_nonzero_p.
7436 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
7438 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
7439 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
7440 extra arg "picreg" and use it instead of pic_offset_table_rtx.
7441 All callers changed.
7442 (frame_related_constant_load): New arg "related" which controls
7443 setting of RTX_FRAME_RELATED_P. All callers changed.
7444 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
7445 (bfin_expand_prologue): Add stack limit checking.
7446 * config/bfin/bfin.md (trapifcc): New pattern.
7448 * config/bfin/bfin.c: Include "langhooks.h".
7449 (def_builtin): Go through lang_hooks to call builtin_function.
7451 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
7452 * config/bfin/predicates.md (symbol_ref_operand): New.
7453 (call_insn_operand): Delete. All callers changed to use
7454 register_no_elim_operand.
7455 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
7457 (function_arg): Use it to generate the call's operand 2.
7458 (bfin_longcall_p): New function.
7459 (bfin_expand_call): Extra arg "cookie". All callers and declaration
7460 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
7461 determine if the address needs to be in a REG.
7462 (bfin_handle_longcall_attribute): New function.
7463 (bfin_attribute_table): Add "longcall" and "shortcall".
7464 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
7465 (CUMULATIVE_ARGS): New member call_cookie.
7466 (PREDICATE_CODES): Add symbol_ref_operand.
7467 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
7468 extra USE to the pattern.
7469 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
7470 New patterns, split off call_insn, sibcall_insn, call_value_insn and
7471 sibcall_value_insn; now the new patterns handle direct calls and the
7472 old ones indirect calls.
7473 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
7475 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7477 * doc/trouble.texi: Update section on handling of empty loops.
7479 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
7481 * config.gcc: Remove support for sparc-*-openbsd*,
7482 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
7484 * config.host: Remove support for i860-*-sysv4* as a host.
7485 * config/i860/*, config/ip2k/*, config/ns32k/*,
7486 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
7487 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
7488 mention obsolete ports.
7490 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7492 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
7494 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
7495 of frame_pointer_rtx.
7496 (sh_expand_epilogue): Likewise.
7497 (sh_set_return_address): Likewise.
7498 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
7499 instead of FRAME_POINTER_REGNUM if needed. Add elimination
7500 offsets from FRAME_POINTER_REGNUM.
7501 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
7502 (sh_register_names): Add initializer for sfp.
7503 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
7504 (VALID_REGISTER_P): Likewise.
7505 (FIRST_PSEUDO_REGISTER): Update.
7506 (DWARF_FRAME_REGISTERS): Define.
7507 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
7508 (HARD_FRAME_POINTER_REGNUM): Define.
7509 (FRAME_POINTER_REGNUM): Redefine.
7510 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
7511 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
7512 from FRAME_POINTER_REGNUM.
7513 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
7514 FRAME_POINTER_REGNUM.
7515 (REG_CLASS_CONTENTS): Add sfp.
7516 (REG_ALLOC_ORDER): Likewise.
7517 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
7518 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
7519 of frame_pointer_rtx.
7520 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7522 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
7524 * fold-const.c (tree_expr_nonnegative_p): Only return true for
7525 ABS_EXPR when flag_wrapv is false because of INT_MIN.
7526 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
7528 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
7531 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
7533 Make CONSTRUCTOR use VEC to store initializers.
7534 * c-common.c (complete_array_type): Update to cope with VEC in
7536 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
7537 (pp_c_constructor_elts): New function.
7538 * c-pretty-print.h (pp_c_constructor_elts): Declare.
7539 * c-typeck.c (build_function_call, build_c_cast, digest_init,
7540 struct constructor_stack, struct initializer_stack,
7541 constructor_elements, push_init_level, pop_init_level,
7542 add_pending_init, find_init_member, output_init_element): Update to
7543 cope with VEC in CONSTRUCTOR_ELTS.
7544 * coverage.c (build_fn_info_value, build_ctr_info_value,
7545 build_gcov_info): Likewise.
7546 * expr.c (categorize_ctor_elements_1, store_constructor,
7547 expand_expr_real_1): Likewise.
7548 * fold-const.c (fold_ternary): Likewise.
7549 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
7550 gimplify_init_constructor, gimplify_expr): Likewise.
7551 * tree-dump.c (dequeue_and_dump): Likewise.
7552 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
7554 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
7556 * tree-sra.c (generate_element_init_1): Likewise.
7557 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7558 * tree-ssa-operands.c (get_expr_operands): Likewise.
7559 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
7560 * tree-vect-transform.c (vect_get_vec_def_for_operand):
7561 (get_initial_def_for_reduction): Likewise.
7562 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
7563 value handle in annotations.
7564 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
7565 tree_node_structure): Add support for constr_kind.
7566 (build_vector_from_ctor, build_constructor_single,
7567 build_constructor_from_list): New functions.
7568 (build_constructor): Update to take a VEC instead of a TREE_LIST.
7569 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
7570 Update to cope with VEC in CONSTRUCTOR_ELTS.
7571 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
7572 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
7573 CONSTRUCTOR_APPEND_ELT): New macros.
7574 (struct constructor_elt, struct tree_constructor): New data types.
7575 (union tree_node): Add tree_constructor field.
7576 * treestruct.def: Define TS_CONSTRUCTOR.
7577 * varasm.c (const_hash_1, compare_constant, copy_constant,
7578 compute_reloc_for_constant, output_addressed_constants,
7579 initializer_constant_valid_p, output_constant,
7580 array_size_for_constructor, output_constructor): Update to cope with
7581 VEC in CONSTRUCTOR_ELTS.
7582 * vec.h (VEC_empty, VEC_copy): New macros.
7584 2005-07-19 Devang Patel <dpatel@apple.com>
7586 * dbxout.c (dbxout_type): Check Objective-C++ lang.
7588 2005-07-19 Richard Henderson <rth@redhat.com>
7591 * gimplify.c (gimplify_expr): Use main variant type for the temp
7592 destination for a discarded volatile read.
7593 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
7594 casts between non-void types that change volatility.
7596 2005-07-15 DJ Delorie <dj@redhat.com>
7598 * toplev.h: Add comment about the first parameter for warning().
7599 * errors.h: Likewise.
7601 * c.opt (Wpragmas): New.
7602 * doc/invoke.texi: Document it.
7604 * function.c (do_warn_unused_parameter): Add warning control to
7606 * c-decl.c (warn_if_shadowing): Likewise.
7607 * c-lex.c (cb_def_pragma): Likewise.
7608 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
7609 (pop_alignment): Likewise.
7610 (handle_pragma_pack): Likewise.
7611 (apply_pragma_weak): Likewise.
7612 (handle_pragma_weak): Likewise.
7613 (handle_pragma_redefine_extname): Likewise.
7614 (add_to_renaming_pragma_list): Likewise.
7615 (handle_pragma_extern_prefix): Likewise.
7616 (maybe_apply_renaming_pragma): Likewise.
7617 (handle_pragma_visibility): Likewise.
7619 * config/c4x/c4x-c.c (BAD): Likewise.
7620 (c4x_parse_pragma): Likewise.
7621 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
7622 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
7623 (rs6000_pragma_longcall): Likewise.
7624 * config/v850/v850-c.c (pop_data_area): Likewise.
7625 (ghs_pragma_section): Likewise.
7626 (ghs_pragma_section): Likewise.
7627 (ghs_pragma_interrupt): Likewise.
7628 (ghs_pragma_starttda): Likewise.
7629 (ghs_pragma_startsda): Likewise.
7630 (ghs_pragma_startzda): Likewise.
7631 (ghs_pragma_endtda): Likewise.
7632 (ghs_pragma_endsda): Likewise.
7633 (ghs_pragma_endzda): Likewise.
7635 2005-07-19 Danny Berlin <dberlin@dberlin.org>
7636 Kenneth Zadeck <zadeck@naturalbridge.com>
7638 * Makefile.in: Removed tree-promote-statics.c
7639 * tree-promote-statics.c: Removed.
7640 * common.opt: Removed flag-promote-statics.
7642 * passes.c: Removed tree-promote-statics pass.
7643 * tree-pass.h: Ditto.
7644 * timevar.def: Removed TV_PROMOTE_STATICS.
7647 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
7649 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
7651 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
7653 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7656 * c-common.c (check_function_arguments): Call
7657 'check_function_format' if either -Wformat or
7658 -Wmissing-format-attribute are specified.
7659 * c-format.c (check_function_format): Check -Wformat before
7660 calling 'check_format_info'.
7661 * c-opts.c (c_common_post_options): Don't warn for
7662 -Wmissing-format-attribute without -Wformat.
7663 * c-typeck.c (convert_for_assignment): Detect additional cases for
7664 -Wmissing-format-attribute.
7665 * doc/invoke.texi (-Wmissing-format-attribute): Document new
7668 2005-07-19 Richard Guenther <rguenther@suse.de>
7670 * config/i386/i386.md (lrint<mode>2): Use temporary
7671 instead of clobbering non-existent memory.
7673 2005-07-19 Nick Clifton <nickc@redhat.com>
7675 * config/avr/avr.c (legitimate_address_p): Fix debugging print
7676 statement to avoid displaying ASCII control characters.
7678 2005-07-19 Ben Elliston <bje@au.ibm.com>
7680 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
7681 * cfganal.c (find_edge_index): Ditto.
7682 * combine.c (combine_instructions): Ditto.
7683 * ddg.c (create_scc): Ditto.
7684 (find_successors): Ditto.
7685 (find_predecessors): Ditto.
7686 (find_nodes_on_paths): Ditto.
7687 (longest_simple_path): Ditto.
7688 * flow.c (update_life_info): Ditto.
7689 (count_or_remove_death_notes): Ditto.
7690 (clear_log_links): Ditto.
7691 * modulo-sched.c (generate_reg_moves): Ditto.
7692 (find_max_asap): Ditto.
7693 (find_max_hv_min_mob): Ditto.
7694 (find_max_dv_min_mob): Ditto.
7695 * sbitmap.c (sbitmap_first_set_bit): Ditto.
7696 * sched-rgn.c (extract_edgelst): Ditto.
7697 * tree-into-ssa.c (prepare_names_to_update): Ditto.
7698 (dump_update_ssa): Ditto.
7699 (ssa_names_to_replace) Ditto.
7700 (switch_virtuals_to_full_rewrite): Ditto.
7701 (update_ssa): Ditto.
7702 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7704 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
7706 Fix PR tree-optimization/22483
7708 * tree-complex.c (create_components): Use
7709 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
7710 * tree-flow-inline.h (fill_referenced_var_vec): New function.
7711 * tree-flow.h (safe_referenced_var_iterator): New structure.
7712 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
7713 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
7714 safe_referenced_var iterator.
7715 (add_type_alias): Ditto.
7717 2005-07-19 Steven Bosscher <stevenb@suse.de>
7719 * loop-init.c (rest_of_handle_loop2): Remove.
7720 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
7721 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
7722 (pass_rtl_loop_init, pass_rtl_loop_done,
7723 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
7724 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
7725 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
7726 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
7727 pass_tree_loop_done, and pass_tree_unswitch.
7728 (gate_loop): Rename to gate_tree_loop.
7729 * passes.c (init_optimization_passes): Update for renamed tree
7730 loop passes. Add the new loop2 passes as subpasses of loop2.
7731 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
7732 Update for the renamed tree loop passes.
7734 2005-07-18 Ian Lance Taylor <ian@airs.com>
7737 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
7738 blocks when optimizing.
7740 2005-07-18 Steve Ellcey <sje@cup.hp.com>
7742 * common.opt (frename-registers): Initialize to 2.
7744 (fgcse-after-reload): Ditto.
7745 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
7746 (process_options): Only change flag_web, flag_rename_registers,
7747 and flag_rerun_cse_after_loop if not explicitly set by user.
7749 2005-07-18 Jan Beulich <jbeulich@novell.com>
7751 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
7752 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
7753 in 64-bit mode the same as DImode in 32-bit mode.
7754 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
7755 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
7756 mode. Add new mode parameter.
7757 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
7758 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
7759 x86_64_shift_adj): New expanders.
7760 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
7761 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
7763 Respective new splitters. Use renamed shift splitter helpers in 32-bit
7764 DImode shift splitters.
7765 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
7766 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
7769 2005-07-18 Jan Beulich <jbeulich@novell.com>
7771 * i386.md (movdi_extzv_1): New.
7772 (zero_extendhidi2): Combine alternatives and never force use of
7774 (zero_extendqidi2): Likewise. Don't restrict input selection.
7776 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7778 Fix PR tree-optimization/22531
7779 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
7782 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7784 * tree-promote-statics.c (pass_promote_statics): Change dump file
7787 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7789 * tree-optimize.c (init_tree_optimization_passes): Add
7790 pass_eliminate_useless_stores pass.
7791 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
7792 * tree-ssa-pre.c (is_copy_stmt): New function.
7793 (follow_copies_till_vuse): Ditto.
7794 (do_eustores): Ditto.
7795 (gate_eustores): Ditto.
7797 2005-07-16 Richard Henderson <rth@redhat.com>
7799 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
7801 2005-07-16 Danny Berlin <dberlin@dberlin.org>
7802 Kenneth Zadeck <zadeck@naturalbridge.com>
7804 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
7805 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
7806 ipa-type-escape.h, tree-promote-statics.c
7807 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
7808 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
7809 tree-promote-statics.c: new files.
7810 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
7811 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
7812 int nonlocal_set_p, mark_constant_function): Deleted.
7813 (rest_of_handle_cfg): Removed call to mark_constant_function.
7814 (nonoverlapping_component_refs_p): Added calls to support
7815 type based aliasing.
7816 * tree-ssa-alias.c (may_alias_p,
7817 compute_flow_insensitive_aliasing): Ditto.
7818 * calls.c (flags_from_decl_or_type): Removed reference to
7820 * c-typeck.c (convert_arguments): Make builtins tolerant of having
7821 too many arguments. This is necessary for Spec 2000.
7822 * cgraph.h (const_function, pure_function): Removed.
7823 * common.opt: Added "fipa-pure-const", "fipa-reference",
7824 "fipa-type-escape", and "ftree-promote-static".
7826 * passes.c: Added ipa and tree-promote-statics passes.
7827 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
7828 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
7829 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
7830 * tree-flow.h: Added exposed sra calls and addition of
7831 reference_vars_info field for FUNCTION_DECLS.
7832 * tree-pass.h: Added passes.
7833 * tree-sra.c: (sra_init_cache): New function.
7834 (sra_insert_before, sra_insert_after) Made public.
7835 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
7837 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
7838 aliasing. (may_alias_p): Added code to use type escape analysis to
7840 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
7841 code to prune clobbers of static variables based on information
7842 produced in ipa-reference pass. Changed call clobbering so that
7843 statics are not marked as clobbered if the call does not clobber
7846 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
7848 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
7851 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7853 * doc/install.texi (*-*-solaris2*): Document recommended version
7854 of GNU binutils and mention GNU linker problem on Solaris 10.
7856 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
7859 * c-decl.c (c_build_bitfield_integer_type): New function.
7860 (finish_struct): Call it.
7861 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
7863 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7865 * c-typeck.c (digest_init): Call 'convert_for_assignment'
7868 2005-07-16 Jan Hubicka <jh@suse.cz>
7870 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
7871 (scale_bbs_frequencies_int): Watch roundoff errors.
7872 * predict.c (return_prediction): Initialize return_stmt.
7874 2005-07-16 Jan Hubicka <jh@suse.cz>
7876 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
7877 after RTL profiling.
7879 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
7882 * fold-const.c (build_range_check): Convert high/low to etype
7883 if we are only comparing against exp.
7885 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
7887 Fix PR tree-optimization/22376
7888 * tree-ssa-structalias.c (build_constraint_graph): We really meant
7890 (need_to_solve): New function.
7891 (compute_points_to_sets): Use it.
7893 2005-07-15 Jan Hubicka <jh@suse.cz>
7895 * cfg.c (update_bb_profile_for_threading): More diagnostic.
7896 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
7898 2005-07-15 Richard Guenther <rguenther@suse.de>
7900 * c-common.c (handle_flatten_attribute): New function.
7901 Add flatten function attribute.
7902 * doc/extend.texi: Document flatten function attribute.
7903 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
7904 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
7906 (cgraph_decide_inlining): Handle functions with flatten
7909 2005-07-14 David Edelsohn <edelsohn@gnu.org>
7911 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
7912 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
7913 UNSPEC_XCHG, UNSPEC_AND): New.
7914 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
7915 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
7916 * config/rs6000/sync.md (FETCHOP): New code macro.
7917 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
7919 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
7920 (sync_compare_and_swap<mode>): Same.
7921 (sync_lock_test_and_set<mode>): Same.
7922 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
7923 for QImode and HImode, and not PPC405.
7924 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
7925 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
7926 (sync_<fetchop>{si,di}_internal): New.
7927 (sync_nand{si,di}_internal): New.
7928 (sync_old_<fetchop>{si,di}_internal): New.
7929 (sync_old_nand{si,di}_internal): New
7930 (sync_new_<fetchop>{si,di}_internal): New.
7931 (sync_new_nand{si,di}_internal): New.
7932 (atomic_and{si,di}): New.
7933 (sync_new_nand{si,di}_internal): New.
7934 (atomic_and{si,di}): New.
7935 (sync_add<mode>_internal): Delete.
7936 (sync_addshort_internal): Use unspec instead of unspec_volatile.
7937 (sync_sub<mode>_internal): Delte.
7938 (sync_subshort_internal): New.
7939 (sync_andsi_internal): Use unspec instead of unspec_volatile.
7940 (sync_anddi_internal): Delete.
7941 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
7942 (sync_booldi_internal): Delete.
7943 (sync_boolc<mode>_internal): Delete.
7944 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
7945 (sync_boolc<mode>_internal2): Delete.
7946 (sync_boolcc<mode>_internal): Delete.
7947 (isync, lwsync): Use unspec instead of unspec_volatile.
7948 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
7949 Revert UNSPEC_VOLATILE.
7950 (rs6000_split_atomic_op): New.
7951 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
7953 2005-07-14 Eric Christopher <echristo@redhat.com>
7955 * config/mips/mips.c (mips_canonicalize_comparison): Cast
7956 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
7958 2005-07-14 Eric Christopher <echristo@redhat.com>
7960 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
7962 2005-07-14 Steven Bosscher <stevenb@suse.de>
7964 PR tree-optimization/22230
7965 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
7966 the computation of the four cross productions for "range op range".
7968 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
7969 Ulrich Weigand <uweigand@de.ibm.com>
7972 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
7975 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
7977 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
7979 2005-07-14 Steve Ellcey <sje@cup.hp.com>
7981 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
7983 2005-07-14 Richard Guenther <rguenther@suse.de>
7986 * config/i386/i386-protos.h (ix86_function_value): Change
7987 prototype to match new target hook.
7988 * config/i386/i386.c (ix86_value_regno): Change prototype
7989 to take extra type argument.
7990 (TARGET_FUNCTION_VALUE): Define.
7991 (ix86_function_ok_for_sibcall): Pass extra argument to
7992 ix86_value_regno, check return slot rtx for exact match.
7993 (ix86_function_value): Take extra parameter. Dispatch to
7994 ix86_value_regno with fndecl/fntype as provided.
7995 (ix86_value_regno): Handle extra type argument.
7996 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
7998 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
7999 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
8000 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
8001 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
8002 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
8004 2005-07-14 Richard Guenther <rguenther@suse.de>
8006 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
8007 * calls.c (expand_call): Pass fntype to hard_function_value.
8008 (emit_library_call_value_1): Likewise.
8009 * explow.c: Include target.h.
8010 (hard_function_value): Take extra argument, the fntype.
8011 Use new target hook for function_value.
8012 * expr.h (hard_function_value): Change prototype.
8013 * function.c (aggregate_value_p): Pass 0 as fntype to
8014 hard_function_value.
8015 (assign_parms): Use new target hook for function_value.
8016 Pass 0 as fntype to hard_function_value.
8017 (expand_function_end): Likewise.
8018 * reg-stack.c: Include target.h.
8019 (stack_result): Use new target hook for function_value.
8020 * target-def.h: New target hook function_value.
8021 * target.h: Likewise.
8022 * targhooks.c (default_function_value): New function.
8023 * targhooks.h (default_function_value): Declare.
8025 2005-07-13 Ian Lance Taylor <ian@airs.com>
8027 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
8029 2005-07-14 Jan Hubicka <jh@suse.cz>
8031 * tree-dfa.c (dump_variable): Use default_def function.
8032 * tree-ssa-alias.c (dump_points_to_info): Likewise.
8033 * tree-ssa.c (verify_use): Likewise.
8034 * tree-ssanames.c (release_ssa_name): Likewise.
8035 * tree-tailcall.c (eliminate_tail_call): Likewise.
8036 (tree_optimize_tail_calls_1): Likewise.
8037 * tree-vrp.c (get_value_range): Likewise.
8039 2005-07-14 Ben Elliston <bje@au.ibm.com>
8041 * gcc.c (main): Compare language[0] with '*' when iterating over
8044 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8046 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
8047 "s390_emit_compare". Add handling of CCZ1mode.
8048 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
8049 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
8051 (s390_branch_condition_mask): Add CCZ1mode handling.
8052 * config/s390/s390.md: ("seq", "*seq"): New pattern.
8053 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
8054 Use CCZ1mode instead of CCZmode.
8055 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
8057 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8059 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
8061 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
8063 2005-07-13 Eric Christopher <echristo@redhat.com>
8065 * config/mips/mips.c (mips_canonicalize_comparison): New.
8066 (mips_emit_int_relational): Use.
8068 2005-07-13 Eric Christopher <echristo@redhat.com>
8070 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8072 * config/s390/s390.md: Include tpf.md. Move tpf specific
8074 * config/s390/tpf.md: To here.
8075 * config/s390/s390.opt: Move tpf specific options...
8076 * config/s390/tpf.opt: to here. Add mmain option.
8077 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8078 * config/s390/tpf.h: Rewrite.
8080 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8082 * doc/tm.texi: Remove @xref{Cross-profiling}.
8084 2005-07-13 Jeff Law <law@redhat.com>
8086 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
8087 expressions, test their _DECL operands for pointer equality rather
8088 than using operand_equal_p.
8090 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8092 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
8093 (TARGET_POSIX_IO): This.
8094 * config/darwin.h: Likewise.
8095 * config/freebsd.h: Likewise.
8096 * config/linux.h: Likewise.
8097 * config/lynx.h: Likewise.
8098 * config/netbsd.h: Likewise.
8099 * config/rs6000/linux64.h: Likewise.
8100 * config/rs6000/linux.h: Likewise.
8101 * config/s390/tpf.h: Likewise.
8102 * config/sh/embed-elf.h: Likewise.
8103 * config/sparc/linux64.h: Likewise.
8104 * config/sparc/linux.h: Likewise.
8105 * config/svr4.h: Likewise.
8106 * gcov-io.h: Likewise.
8108 * doc/tm.texi: Updated.
8110 * libgcov.c (create_file_directory): Defined only if
8111 TARGET_POSIX_IO is defined.
8112 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
8115 2005-07-13 Jan Hubicka <jh@suse.cz>
8117 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
8119 2005-07-13 David Edelsohn <edelsohn@gnu.org>
8121 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
8122 structure as argument.
8124 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
8126 PR tree-optimization/21921
8127 * tree-iterator.c (tsi_link_before): Support the case when
8128 tsi_end_p (tsi) == true.
8130 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8132 PR tree-optimization/22442
8133 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
8136 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8138 PR rtl-optimization/20376
8139 * toplev.c (process_options): Enable -fweb and -frename-registers when
8141 * doc/invoke.texi: Update the information about when -fweb and
8142 -frename-registers are enabled.
8144 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8147 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
8148 if *rhs_p is not a SSA_NAME.
8150 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
8152 Fix PR tree-optimization/22422
8153 * tree-ssa-structalias.c (struct variable_info): Add flag for
8155 (get_varinfo): Now a static function.
8156 (new_varinfo): init has_union and is_special_var to false.
8157 (solution_set_add): Check has_union.
8158 (do_da_constraint): Move temporary variable so it gets reset
8160 Also check for special variable.
8161 (do_ds_constraint): Ditto.
8162 (do_sd_constraint): Ditto.
8163 (do_structure_copy): Check for special variable.
8164 (find_func_aliases): Ditto.
8165 (init_base_vars): Set special vars properly.
8167 2005-07-13 Jan Hubicka <jh@suse.cz>
8169 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
8172 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
8173 (get_expr_operands): Fix thinko wrt flags and subvars.
8175 PR tree-optimize/22379
8176 * tree-inline.c (expand_call_inline): Do not output sorry in early
8179 2005-07-12 Dale Johannesen <dalej@apple.com>
8181 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
8183 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8186 * host-linux.h: Include limits.h.
8188 2005-07-12 Dale Johannesen <dalej@apple.com>
8190 * expr.c (compress_float_constant): Add cost check.
8191 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
8193 2005-07-12 Dale Johannesen <dalej@apple.com>
8195 * gcc.target/i386/compress-float-sse.c: New.
8196 * gcc.target/i386/compress-float-sse-pic.c: New.
8197 * gcc.target/i386/compress-float-387.c: New.
8198 * gcc.target/i386/compress-float-387-pic.c: New.
8199 * gcc.dg/compress-float-ppc.c: New.
8200 * gcc.dg/compress-float-ppc-pic.c: New.
8202 2005-07-12 Eric Christopher <echristo@redhat.com>
8204 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8206 * config/s390/s390.md: Include tpf.md. Move tpf specific
8208 * config/s390/tpf.md: To here.
8209 * config/s390/s390.opt: Move tpf specific options...
8210 * config/s390/tpf.opt: to here. Add mmain option.
8211 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8212 * config/s390/tpf.h: Rewrite.
8214 2005-07-12 Eric Christopher <echristo@redhat.com>
8216 * gcc.c (struct infile): Update comment for language.
8217 (main): Rewrite input file resetting code.
8219 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8222 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
8223 requiring a cast in a non RHS of modify_expr. Add a cast when required.
8224 (lookup_avail_expr): Use constant_boolean_node instead
8225 of boolean_false_node/boolean_true_node.
8227 2005-07-12 Ben Elliston <bje@au.ibm.com>
8229 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
8230 and use it when printing num_edges.
8232 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
8234 * doc/extend.texi (Blackfin Built-in Functions): New section.
8235 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
8238 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
8240 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
8241 s/cmpstrsi/cmpstrnsi
8242 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
8244 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
8245 (init_optabs): Initialize cmpstrn_optab.
8246 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
8247 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
8248 * expr.c: (enum insn_code cmpstrn_optab): Declare.
8249 * config/i386/i386.md: s/cmpstr/cmpstrn
8250 * config/c4x/c4x.md: s/cmpstr/cmpstrn
8251 * doc/md.texi: Update documentation.
8253 2005-07-11 Richard Henderson <rth@redhat.com>
8255 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
8256 build_va_arg_indirect_ref.
8257 (alpha_gimplify_va_arg): Likewise.
8258 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
8259 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
8260 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
8261 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
8262 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
8263 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
8265 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
8267 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8269 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
8270 * passes.c (init_optimization_passes): Add pass_empty_loop.
8271 * tree-pass.h (pass_empty_loop): Declare.
8272 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
8273 try_remove_empty_loop, remove_empty_loops): New functions.
8274 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
8275 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
8277 2005-07-12 Peter Barada <peter@the-baradas.com>
8281 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
8282 in address registers.
8283 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
8284 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
8285 alternative of addsi3_5200.
8287 2005-07-11 Ian Lance Taylor <ian@airs.com>
8289 * config/mips/mips.md (ffs<mode>2): Remove.
8291 2005-07-11 Ian Lance Taylor <ian@airs.com>
8293 * doc/tree-ssa.texi (Cleanups): Improve description of
8295 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
8297 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8299 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
8300 * tree.h (DECL_ARGUMENT_FLD): New macro.
8302 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8304 Fix PR tree-optimization/22404
8306 * tree-ssa-structalias.c (create_variable_info_for): Use
8309 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
8311 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
8312 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
8313 for second comparison operand.
8314 * config/bfin/predicates.md (reg_or_const_int_operand): New.
8316 * config/bfin/bfin.md (define_attr "type"): Add "sync".
8317 (define_insn_reservation "alu"): Likewise.
8318 (csync, ssync): Now of type sync.
8319 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
8320 -mcsync-anomaly -mspecld-anomaly.
8321 * config/bfin/bfin.opt (mcsync): Remove.
8322 (mcsync-anomaly, mspecld-anomaly): Add.
8323 * config/bfin/bfin.c: Include "insn-codes.h".
8324 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
8325 (TARGET_DEFAULT_TARGET_FLAGS): New.
8326 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
8328 2005-07-11 Steven Bosscher <stevenb@suse.de>
8330 * basic-block.h: Give the BB flags enum a name, bb_flags.
8331 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
8332 * cfgcleanup.c (enum bb_flags): Remove here.
8333 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
8334 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
8335 (update_forwarder_flag): Likewise.
8336 (thread_jump): Likewise.
8337 (try_forward_edges): Likewise.
8338 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
8339 forwarder flags. Don't clear bb->aux for all basic blocks. Only
8340 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
8342 2005-07-11 Richard Guenther <rguenther@suse.de>
8344 * config/i386/i386.opt: New target option -msseregparm.
8345 * config/i386/i386.c (override_options): Error out for
8346 -msseregparm but no SSE support.
8347 (ix86_function_sseregparm): Check for global sseregparm.
8348 * doc/invoke.texi: Document -msseregparm.
8350 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8352 * config.gcc (m32r-*-linux*): Use the default extra_parts.
8353 (m32rle-*-linux*): Ditto.
8355 2005-07-11 Jakub Jelinek <jakub@redhat.com>
8357 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
8358 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
8361 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8365 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
8366 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
8368 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
8370 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
8371 (varmap): Heapify varmap.
8372 (constraints): Heapify constraints.
8373 (struct constraint_graph): Heapify succs and preds.
8374 (constraint_vec_find): Update for heapification.
8375 (constraint_set_union): Ditto.
8376 (insert_into_complex): Ditto.
8377 (constraint_edge_vec_find): Ditto.
8378 (erase_graph_self_edge): Ditto.
8379 (add_graph_edge): Ditto.
8380 (get_graph_weights): Ditto.
8381 (merge_graph_nodes): Ditto.
8382 (build_constraint_graph): Ditto.
8383 (topo_visit): Ditto.
8384 (solve_graph): Ditto.
8385 (create_variable_info_for): Ditto.
8386 (init_base_vars): Ditto.
8387 (delete_points_to_sets): Free graph, varmap, and complex constraints.
8388 (condese_varmap_nodes): Free complex vector.
8389 (clear_edges_for_node): Clear succs and preds vector.
8391 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8393 * tree-ssa-structalias.c (update_alias_info): Change counting of
8394 references to not include vdefs.
8396 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8398 * tree-ssa-alias.c (free_used_part_map): Add missing free.
8401 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8403 * pa.c (pa_commutative_p): Make PLUS commutative when
8404 TARGET_NO_SPACE_REGS is true.
8406 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8408 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
8409 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
8410 * tree-dfa.c (dump_subvars_for): New.
8411 (debug_subvars_for): New.
8412 (dump_variable): Show subvariables if VAR has them.
8413 * tree-flow-inline.h (get_subvar_at): New.
8414 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
8415 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
8417 (struct subvar): Change fields offset and size to unsigned
8419 (dump_subvars_for): Declare.
8420 (debug_subvars_for): Declare.
8421 (get_subvar_at): Declare.
8422 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
8423 to unsigned HOST_WIDE_INT *.
8424 (overlap_subvar): Likewise.
8425 * tree-gimple.c (is_gimple_reg): Always return false for
8426 SFTs and memory tags.
8427 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
8429 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
8430 (compute_may_aliases): Call compute_points_to_sets.
8431 (collect_points_to_info_for): Remove.
8432 (compute_points_to_and_addr_escape): Remove.
8433 (delete_alias_info): Call delete_points_to_sets.
8434 (compute_flow_sensitive_aliasing): If the call to
8435 find_what_p_points_to returns false, call set_pt_anything.
8436 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
8437 (set_pt_anything): Clear pi->pt_vars.
8438 (set_pt_malloc): Remove.
8439 (merge_pointed_to_info): Remove.
8440 (add_pointed_to_expr): Remove.
8441 (add_pointed_to_var): Remove.
8442 (collect_points_to_info_r): Remove.
8443 (is_escape_site): Make extern.
8445 (create_overlap_variables_for): Call it.
8446 * tree-ssa-copy.c (merge_alias_info): Never merge
8447 flow-sensitive alias information.
8448 * tree-ssa-operands.c (get_expr_operands): Adjust variables
8449 offset and size to be unsigned HOST_WIDE_INT.
8450 (add_to_addressable_set): Rename from note_addressable.
8451 Set TREE_ADDRESSABLE as the variables are added to the set.
8453 (add_stmt_operand): Do not try to micro-optimize unmodifiable
8454 operands into VUSEs when adding V_MAY_DEFs for members in an
8456 * tree-ssa-operands.h (add_to_addressable_set): Declare.
8457 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
8458 (struct variable_info): Add bitfield is_heap_var.
8459 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
8460 (new_var_info): Initialize is_heap_var.
8461 (get_constraint_for): Add HEAP variables to the symbol table.
8462 Mark them with is_heap_var.
8463 (update_alias_info): New. Taken mostly from the old
8464 compute_points_to_and_addr_escape.
8465 (handle_ptr_arith): New.
8466 (find_func_aliases): Call update_alias_info.
8467 Call handle_ptr_info for tcc_binary expressions.
8468 Call mark_stmt_modified.
8469 (create_variable_info_for): If DECL has subvars, do not create
8470 variables for its subvars. Always add all the fields.
8471 (set_uids_in_ptset): If the solution includes ANYOFFSET and
8472 SFTs, then add all the SFTs of the structure.
8473 If VI->DECL is an aggregate with subvariables, add the SFT at
8475 (find_what_p_points_to): If VI is an artificial variable,
8476 translate to bitfields in SSA_NAME_PTR_INFO.
8477 If the solution is empty, set pi->pt_vars to NULL
8478 (init_base_vars): Create ANYOFFSET.
8479 (compute_points_to_sets): Rename from create_alias_vars.
8481 (pass_build_pta): Remove.
8482 (delete_points_to_sets): Rename from delete_alias_vars.
8483 (pass_del_pta): Remove.
8484 * tree-ssa-structalias.h (struct alias_info): Move from
8486 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
8487 NUM_REFERENCES_SET): Likewise.
8488 (compute_points_to_sets, delete_points_to_sets): Declare.
8490 2005-07-09 Richard Henderson <rth@redhat.com>
8492 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
8493 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
8494 alpha_split_lock_test_and_set_12): New functions.
8495 * config/alpha/alpha-protos.h: Update.
8496 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
8497 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
8498 * config/alpha/sync.md (I12MODE): New.
8499 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
8500 (sync_<fetchop_name><I48MODE>): Likewise.
8501 (sync_nand<I48MODE>): Likewise.
8502 (sync_old_<fetchop_name><I48MODE>): Likewise.
8503 (sync_new_<fetchop_name><I48MODE>): Likewise.
8504 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8505 (sync_compare_and_swap<I48MODE>): Likewise.
8506 (sync_lock_test_and_set<I48MODE>): Likewise.
8507 (sync_compare_and_swap<I12MODE>): New.
8508 (sync_compare_and_swap<I12MODE>_1): New.
8509 (sync_lock_test_and_set<I12MODE>): New.
8510 (sync_lock_test_and_set<I12MODE>_1): New.
8512 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8516 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
8518 2005-07-09 Jakub Jelinek <jakub@redhat.com>
8520 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
8521 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
8523 2005-07-09 Richard SAndiford <richard@codesourcery.com>
8526 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8528 2005-07-08 David Edelsohn <edelsohn@gnu.org>
8530 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
8531 memory_operand constraint.
8532 (store_conditional_<mode>): Same.
8533 (sync_compare_and_swap<mode>): Same.
8534 (sync_lock_test_and_set<mode>): Same.
8536 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
8538 Rewrite PIC support to more closely model actual instructions.
8539 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
8540 (cris_symbol): Remove prototypes for removed functions.
8541 (cris_pic_symbol_type_of, cris_valid_pic_const)
8542 (cris_expand_pic_call_address): Prototypes for new functions.
8543 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
8545 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
8547 <case ':'>: Add case for new punctuation character.
8548 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
8549 emitting (extra) PIC modifier.
8550 <case UNSPEC>: Do not assert for PLT.
8551 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
8552 (cris_expand_prologue, cris_expand_epilogue): Check
8553 for pic_offset_table_rtx usage instead of taking
8554 current_function_uses_pic_offset_table as the final word.
8555 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
8556 Remove flag_pic difference.
8557 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
8558 the moral equivalents of...
8559 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
8561 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
8562 (cris_handle_option): Mark ARG as unused.
8563 (cris_expand_pic_call_address): New worker function for "call",
8565 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
8566 output PIC constructs here.
8567 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
8568 as symbol-specific modifers, not whole or part of operands.
8569 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
8570 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
8571 constants and flag_pic.
8572 (CONSTANT_INDEX_P): Adjust for new functions.
8573 (enum cris_pic_symbol_type): New helper type.
8574 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
8575 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
8576 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
8578 ("movsi"): Emit actual instructions for GOT and relative access.
8579 ("*movsi_got_load"): New pattern to set up the register holding
8581 ("*movsi_internal"): Operand 1 is not a plain general_operand.
8582 Adjust FIXME for 'S'.
8583 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
8584 Use "movs" for -fpic cases.
8585 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
8586 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
8587 ("call", "call_value"): Just call cris_expand_pic_call_address for
8589 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
8590 Remove special pattern.
8591 ("*expanded_call_side", "*expanded_call_value_side"): New
8593 (gotplt-to-plt, gotplt-to-plt-side-call)
8594 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
8596 * config/cris/cris/predicates.md
8597 ("cris_general_operand_or_gotless_symbol"): Remove unused
8599 ("cris_general_operand_or_symbol"): Adjust for new functions.
8601 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8603 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
8605 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
8607 * Makefile.in (TREE_H): Add treestruct.def.
8608 (c-decl.o): Add pointer-set.h
8609 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
8610 visibility on regular DECL's.
8611 (merge_decls): Fix the copying of decl nodes of various types for
8612 the new structures. Don't update RTL, section name, weak status,
8613 etc, on DECL's without RTL.
8614 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
8615 Don't check volatile on non-variable types.
8616 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
8617 to check whether we have seen arguments.
8618 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
8619 flag is checked before field (flag is common, field is not).
8620 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
8621 TS_DECL_COMMON could have an origin.
8622 (add_location_or_const_value_attribute): Don't check section name
8623 on non-var/function decls.
8624 (dwarf2out_var_location): Reverse order of tests.
8625 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
8626 with DECL_WRTL_CHECK.
8627 * expmed.c (make_tree): rtl is now in decl_with_rtl.
8628 * fold-const.c (fold_binary): Don't check weakness on
8629 non-var/function decls.
8630 (tree_expr_nonzero_p): Ditto.
8631 (fold_checksum_tree): Use tree_decl_extra as sizeof
8633 * ggc-page.c (extra_order_size_table): Add sizes for
8634 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
8636 * gimplify.c (gimplify_bind_expr): Only set
8637 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
8638 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
8640 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
8641 * langhooks.h (init_ts). New langhook.
8642 * passes.c (rest_of_decl_compilation): Reverse order of tests.
8643 * print-tree.c (print_node): Update to only print fields that
8644 exist in the structures the passed decl has.
8645 * toplev.c (wrapup_global_declarations): Don't reset
8646 DECL_DEFER_OUTPUT on DECL's that don't contain it.
8647 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
8648 * tree-inline.c (remap_decl): Ditto.
8649 * tree-outof-ssa.c (create_temp): Reverse order of tests.
8650 * tree-pretty-print.c (print_declaration): Don't print
8651 DECL_REGISTER on things that don't contain it.
8652 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
8653 non-var/function decls.
8654 * tree.c (tree_contains_struct): New structure.
8655 (init_priority_for_decl): New hashtable.
8656 (tree_int_map): New structure.
8657 (tree_int_map_eq): New function.
8658 (tree_int_map_marked_p): Ditto.
8659 (tree_int_map_hash): Ditto.
8660 (tree_map): Move to tree.h.
8661 (tree_map_eq): Externalize.
8662 (tree_map_hash): Ditto.
8663 (tree_map_marked_p): Ditto.
8664 (init_ttree): Set up tree_contains_struct and call langhook.
8665 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
8666 (tree_code_size): Update for new structures.
8667 (tree_node_structure): Update for new structures.
8668 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
8670 (copy_node_stat): Copy init priority.
8671 (build_decl_stat): Ditto for visibility.
8672 (ts_enum_names): New.
8673 (tree_contains_struct_check_failed): New function.
8674 (decl_init_priority_lookup): Ditto.
8675 (decl_init_priority_insert): Ditto.
8676 * treestruct.def: New file.
8677 * tree.h (CODE_CONTAINS_STRUCT): New macro.
8678 (CONTAINS_STRUCT_CHECK): Ditto.
8679 (tree_contains_struct_check_failed): New prototype.
8680 (DECL_CHECK): Removed.
8681 (DECL_MINIMAL_CHECK): New.
8682 (DECL_COMMON_CHECK): Ditto.
8683 (DECL_WRTL_CHECK): Ditto.
8684 (DECL_NON_COMMON_CHECK): Ditto.
8685 (DECL_WITH_VIS_CHECK): Ditto.
8686 (VAR_OR_FUNCTION_DECL_P): Ditto
8687 (struct tree_decl_minimal): New structure.
8688 (struct tree_decl_common): Ditto.
8689 (struct tree_decl_with_rtl): Ditto.
8690 (struct tree_decl_with_vis): Ditto.
8691 (struct tree_decl_non_common): Ditto.
8692 (struct tree_field_decl): Ditto.
8693 (struct tree_parm_decl): Ditto.
8694 (struct tree_var_decl): Ditto.
8695 (struct tree_function_decl): Ditto.
8696 (struct tree_const_decl): Ditto.
8697 (struct tree_result_decl): Ditto.
8698 (union tree_node): Add new structures.
8699 * var-tracking.c (track_expr_p): Reverse order of tests.
8701 * doc/c-tree.texi: Add documentation on DECL node internal structure.
8703 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8705 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
8706 * system.h: Poison FINALIZE_PIC.
8707 * doc/tm.texi (FINALIZE_PIC): Remove.
8709 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8712 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
8713 to the correct type if we have a MODIFY_EXPR.
8715 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8717 PR tree-optimization/22360
8718 * tree.c (upper_bound_in_type): Fix calculations for casting
8719 to a non-wider signed type and casting a signed value to a
8720 wider unsigned type.
8721 (lower_bound_in_type): Fix calculations for casting to a
8722 non-wider signed type.
8724 PR tree-optimization/20139
8725 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
8727 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
8728 fold_cond_expr_cond.
8729 * tree-ssanames.c (release_defs): Assert in_ssa_p.
8730 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
8732 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8735 * tree-complex.c (expand_complex_libcall): Produce
8736 REALPART_EXPR/IMAGPART_EXPR with the correct type.
8738 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
8740 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
8741 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
8742 b" assert and inserted fastpath code for this case.
8743 (bitmap_ior): Removed "a != b" assert.
8745 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8747 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
8748 (ENDFILE_SPEC): Likewise.
8749 * config/m32r/m32r.h (ASM_SPEC): Likewise.
8751 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
8752 a large stack frame at epilogue.
8754 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
8756 * final.c: Include sdbout.h when required.
8758 2005-07-07 Geoffrey Keating <geoffk@apple.com>
8760 * config.gcc (*-*-darwin*): Only one target-specific header file
8762 (powerpc-*-darwin*): Add version-specific header files.
8763 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
8764 * config.in: Regenerate.
8765 * configure: Regenerate.
8766 * gcc.c: Include xregex.h.
8767 (version_compare_spec_function): New.
8768 (spec_function): Add version-compare.
8769 (replace_outfile_spec_function): Reformat comment.
8770 (compare_version_strings): New.
8771 * config/darwin-c.c (version_as_macro): New.
8772 (builtin_define): New.
8773 (darwin_cpp_builtins): New.
8774 * config/darwin-protos.h (darwin_cpp_builtins): New.
8775 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
8776 (LIB_SPEC): Make unconditional, update comment.
8777 (TARGET_C99_FUNCTIONS): Define.
8778 * config/darwin.opt: Sort.
8779 (mmacosx-version-min=): New.
8780 * config/darwin7.h: Delete.
8781 * config/darwin8.h: Delete.
8782 * config/i386/darwin.h (): Call darwin_cpp_builtins.
8783 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
8784 (TARGET_C99_FUNCTIONS): Define.
8785 * config/rs6000/darwin7.h: New.
8786 * config/rs6000/darwin8.h: New.
8787 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
8788 (-mmacosx-version-min): Document.
8790 2005-07-07 Ian Lance Taylor <ian@airs.com>
8792 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
8794 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
8797 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
8799 2005-07-07 Khem Raj <kraj@mvista.com>
8801 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
8802 in bytes, not words.
8804 2005-07-07 Paul Brook <paul@codesourcery.com>
8806 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
8807 DEFAULT_FUNCTION_ARG_PADDING to upward.
8809 2005-07-07 Richard Henderson <rth@redhat.com>
8811 * function.c (locate_and_pad_parm): Record parameter alignment in
8812 stack_alignment_needed.
8814 2005-07-07 David Edelsohn <edelsohn@gnu.org>
8816 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
8817 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
8818 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
8819 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
8820 (define_attr "type"): Add isync, sync, load_l, store_c.
8821 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
8822 Create scratch volatile MEM.
8823 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
8825 (load_locked_<mode>): New.
8826 (store_conditional_<mode>): New.
8827 (sync_compare_and_swap<mode>): Replace with splitter.
8828 (sync_lock_test_and_set<mode>): Replace with splitter.
8829 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
8831 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
8832 is ics. Attribute isync.
8833 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
8835 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
8836 and UNSPECV_SYNC_OP.
8837 (emit_unlikely_jump): New.
8838 (emit_load_locked): New.
8839 (emit_store_conditional): New.
8840 (rs6000_split_compare_and_swap): New.
8841 (rs6000_split_lock_test_and_set): New.
8842 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
8843 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
8844 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
8845 rs6000_split_lock_test_and_set): Declare.
8846 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
8847 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
8848 store_c, isync, sync.
8850 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
8852 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
8853 filenames to gtyp-gen.h.
8854 (s-typ-gen): Use it in place of for loops.
8856 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
8858 * hooks.c (hook_bool_rtx_int_false): New function.
8859 * hooks.h (hook_bool_rtx_int_false): Declare.
8860 * target-def.h (TARGET_COMMUTATIVE_P): Define.
8861 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
8862 * target.h (struct gcc_target): Add commutative_p member.
8863 * targhooks.c (hook_bool_rtx_commutative_p): New function.
8864 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
8865 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
8866 (pa_commutative_p): New function.
8867 * jump.c (target.h): Include.
8868 (rtx_renumbered_equal_p): Use targetm.commutative_p.
8869 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
8871 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8873 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
8874 (s390_expand_setmem): New.
8875 * config/s390/s390.c: Likewise.
8876 (print_shift_count_operand): Truncate to 12 bits instead of 6.
8878 * config/s390/s390.md: ("setmem<mode>"): Accept character as
8879 general_operand. Call new function "s390_expand_setmem".
8880 ("clrmem_long", "*clrmem_long"): Rewrite to ...
8881 ("setmem_long", "*setmem_long"): ... this.
8883 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8885 * config/s390/s390.c: (optimization_options): Enable
8886 TARGET_MVCLE at -Os.
8887 * doc/invoke.texi: Document changes in default behaviour.
8888 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
8890 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8892 * expr.c: (set_storage_via_setmem): Convert opchar to mode
8893 defined by back-end.
8895 2005-07-07 Jakub Jelinek <jakub@redhat.com>
8897 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
8898 all sets in the pattern.
8899 * config/rs6000/rs6000.md (stack_protect_testsi,
8900 stack_protect_testdi): Likewise.
8902 2005-07-06 Jeff Law <law@redhat.com>
8904 * tree-vrp.c (simplify_using_ranges): Kill.
8905 (vrp_finalize): Remove call to simplify_using_ranges.
8906 (simplify_stmt_using_ranges): New function extracted from
8907 simplify_using_ranges.
8908 (simplify_div_or_mod_using_ranges): Likewise.
8909 (simplify_abs_using_ranges): Likewise.
8910 (simplify_cond_using_ranges): New function.
8911 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
8912 * tree-ssa-propagate.c (substitute_and_fold): Call
8913 simplify_stmt_using_ranges if we have range information.
8915 2005-07-06 James E. Wilson <wilson@specifixinc.com>
8917 * config/ia64/ia64.c (ia64_reorg): Check optimize before
8918 ia64_flag_schedule_isns2.
8920 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
8921 reading/writing general registers.
8922 (ia64_function_arg): Revert 2005-06-18 change.
8924 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8926 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
8927 (legitimize_tls_address): Use gcc_unreachable instead of abort.
8929 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
8931 * function.c (expand_function_end): Revert part of 2005-06-27
8932 patch. Do sjlj_emit_function_exit_after after return_label.
8934 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8936 * doc/install.texi (--disable-libssp): New.
8938 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
8940 * doc/invoke.texi: Update -fforce-mem documentation.
8941 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
8942 code for -fforce-mem.
8943 * expmed.c: (store_bit_field,store_fixed_bit_field,
8944 extract_bit_field): Ditto.
8945 * expr.c: (convert_move): Ditto.
8946 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
8947 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
8948 emit_conditional_add,expand_float,expand_fix): Ditto.
8949 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
8950 (common_handle_option): Issue warning when -fforce-mem specified.
8952 2005-07-06 Paul Brook <paul@codesourcery.com>
8954 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
8956 * configure: Regenerate.
8958 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
8960 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
8962 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
8964 Fix PR tree-optimization/22319
8965 Fix PR tree-optimization/22140
8966 Fix PR tree-optimization/22310
8968 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
8969 variable sized types.
8970 Use correct type for intermediate structure on *a = *b structure
8973 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8975 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
8977 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
8978 (machine_function): Move typedef to...
8979 * config/rs6000/rs6000.c (machine_function): ... here. Add
8980 varargs_save_offset field.
8981 (rs6000_stack_t): Remove varargs_size field.
8982 (setup_incoming_varargs): Allocate varargs save area using
8983 assign_stack_local, try to make it as small as possible.
8984 Save offset from virtual_stack_vars_rtx to the save area
8985 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
8986 instead of magic 8 when fp word byte size is used.
8987 (rs6000_va_start): Use cfun->machine->varargs_save_offset
8988 instead of -RS6000_VARARGS_SIZE.
8989 (rs6000_stack_info, debug_stack_info,
8990 rs6000_initial_elimination_offset): Remove all traces of
8992 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
8993 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
8994 RS6000_VARARGS_AREA.
8996 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
8998 PR tree-optimization/21963
8999 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
9000 constant_multiple_of in the same way get_computation_cost_at does.
9002 2005-07-06 Jakub Jelinek <jakub@redhat.com>
9004 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
9005 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
9006 (gen_compare_reg): If sparc_compare_emitted is set, clear it
9007 and return its previous value.
9008 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
9009 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
9011 (stack_protect_set, stack_protect_test): New expanders.
9012 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
9013 stack_protect_testdi): New insns.
9014 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9015 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
9017 2005-07-06 Jeff Law <law@redhat.com>
9019 * tree-ssa-dce.c (cfg_altered): New global.
9020 (tree_dce_init): Initialize cfg_altered.
9021 (remove_dead_stmt): If we remove an edge in the CFG, then set
9023 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
9026 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
9028 * Makefile.in (stamp-collect-ld): Use
9029 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
9030 ./collect-ld if it already exists.
9031 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
9032 Don't remove ./nm if it already exists.
9034 2005-07-05 Devang Patel <dpatel@apple.com>
9036 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
9037 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
9038 * tree-vectorizer.c (vect_loop_location): New.
9039 (vect_print_dump_info): Use vect_loop_location.
9040 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
9041 (vectorize_loops): Set vect_loop_location.
9042 * tree-vect-analyze.c (vect_analyze_offset_expr,
9043 vect_determin_vectorization_factor, vect_analyze_operations,
9044 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
9045 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
9046 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
9047 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
9048 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
9049 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
9050 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
9051 vect_analyze_loop): Adjust vect_print_dump_info API.
9052 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
9053 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
9054 vect_finish_stmt_generation, vectorizable_assignment,
9055 vectorizable_operation, vectorizable_store, vectorizable_load,
9056 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
9057 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
9058 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
9059 vect_transform_loop): Same.
9060 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
9061 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
9064 2005-07-05 Randolph Chung <tausq@debian.org>
9066 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
9067 * configure: Regenerate.
9068 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
9069 (pa_tls_referenced_p): Declare.
9070 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
9071 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
9072 (legitimize_tls_address): New.
9073 (hppa_legitimize_address): Handle TLS addresses.
9074 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
9075 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9076 (emit_move_sequence): Handle TLS addresses.
9077 (pa_encode_section_info): Call default handler to handle common
9079 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
9080 (CONSTANT_ADDRESS_P): Reject TLS operands.
9081 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
9082 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
9083 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
9084 (UNSPEC_TLSLE): Define new constants.
9085 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
9086 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
9087 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
9088 (tie_symbolic_operand, tle_symbolic_operand): New
9090 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
9092 * aclocal.m4: Update macros for autoconf 2.59 style.
9093 * configure.ac: Likewise.
9095 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9097 * pa.c (function_value): Handle small aggregates on 32-bit targets.
9098 (function_arg): Pass small aggregates in general registers on 32-bit
9100 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
9102 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
9104 * Makefile.in (final.o): Fix dependencies.
9106 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9110 * langhooks.h (struct lang_hooks): Add expr_to_decl.
9111 * langhooks.c (lhd_expr_to_decl): New.
9112 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
9114 (LANG_HOOKS_INITIALIZER): Update.
9115 * tree.c (recompute_tree_invarant_for_addr_expr): Call
9116 expr_to_decl langhook.
9117 * c-tree.h (c_expr_to_decl): Declare.
9118 * c-typeck.c (c_expr_to_decl): New.
9119 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
9121 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
9123 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9126 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
9127 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
9129 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
9131 * Makefile.in: Adjust dependencies.
9132 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
9133 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
9134 * alias.c (rest_of_handle_cfg, pass_cfg): New.
9135 * bb-reorder.c (duplicate_computed_gotos): Make it static.
9136 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
9137 rest_of_compilation.
9139 * bb-reorder.c (gate_duplicate_computed_gotos,
9140 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
9141 rest_of_handle_reorder_blocks, pass_reorder_blocks,
9142 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
9143 pass_partition_blocks): New.
9144 * bt-load.c (gate_handle_branch_target_load_optimize,
9145 rest_of_handle_branch_target_load_optimize,
9146 pass_branch_target_load_optimize): New.
9147 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
9149 * cfglayout.c (pass_insn_locators_initialize): New.
9150 * cfgrtl.c (pass_free_cfg): New.
9151 * combine.c (gate_handle_combine, rest_of_handle_combine,
9153 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
9154 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
9155 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
9156 * except.c (pass_set_nothrow_function_flags,
9157 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
9159 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
9160 rest_of_handle_shorten_branches, pass_shorten_branches,
9161 rest_of_clean_state, pass_clean_state): New.
9162 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
9163 rest_of_handle_remove_death_notes, pass_remove_death_notes,
9164 rest_of_handle_life, pass_life, rest_of_handle_flow2,
9166 * function.c (pass_instantiate_virtual_regs, pass_init_function,
9167 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
9168 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9169 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
9171 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
9172 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
9173 pass_rtl_ifcvt, gate_handle_if_after_combine,
9174 rest_of_handle_if_after_combine, pass_if_after_combine,
9175 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
9176 pass_if_after_reload): New.
9177 * integrate.c (pass_initial_value_sets): New.
9178 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
9179 pass_purge_lineno_notes): New.
9180 * mode-switching.c (rest_of_handle_mode_switching,
9181 pass_mode_switching): New.
9182 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
9183 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
9185 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
9186 pass_loop_optimize): New.
9187 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
9189 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
9191 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
9192 pass_postreload_cse): New.
9193 * profile.c (gate_handle_profiling, pass_profiling,
9194 rest_of_handle_branch_prob, pass_branch_prob): New.
9195 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
9196 pass_split_before_regstack, gate_handle_split_before_regstack,
9197 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
9198 rest_of_handle_split_all_insns, pass_split_all_insns): New.
9199 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
9200 pass_stack_regs): New.
9201 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
9202 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
9203 pass_stack_adjustments): New.
9204 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
9205 pass_regrename): New.
9206 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
9207 pass_delay_slots, gate_handle_machine_reorg,
9208 rest_of_handle_machine_reorg, pass_machine_reorg): New.
9209 * rtl.h (extern void purge_line_number_notes): New.
9210 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
9211 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
9213 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
9215 * value-prof.c (gate_handle_value_profile_transformations,
9216 rest_of_handle_value_profile_transformations,
9217 pass_value_profile_transformations): New.
9218 * var-tracking.c (gate_handle_var_tracking,
9219 pass_variable_tracking): New.
9220 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
9222 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
9223 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
9224 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
9225 rest_of_handle_old_regalloc, rest_of_handle_regrename,
9226 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
9227 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
9228 rest_of_handle_gcse2, rest_of_handle_regmove,
9229 rest_of_handle_tracer, rest_of_handle_if_conversion,
9230 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
9231 rest_of_handle_web, rest_of_handle_branch_prob,
9232 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
9233 rest_of_handle_jump_bypass, rest_of_handle_combine,
9234 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9235 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9236 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
9237 rest_of_handle_mode_switching, rest_of_handle_jump,
9238 rest_of_handle_eh, rest_of_handle_stack_adjustments,
9239 rest_of_handle_flow2, rest_of_handle_jump2,
9240 rest_of_handle_peephole2, rest_of_handle_postreload,
9241 rest_of_handle_shorten_branches, rest_of_clean_state,
9242 rest_of_compilation): Remove.
9244 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
9245 * passes.c (dump_flags, in_gimple_form, all_passes,
9246 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9247 register_dump_files, next_pass_1, last_verified, execute_todo,
9248 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
9249 from tree-optimize.c.
9250 (init_optimization_passes): Moved from tree-optimize.c,
9251 adding the RTL optimizations.
9252 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
9253 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
9254 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9255 register_dump_files, next_pass_1, last_verified, execute_todo,
9256 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
9257 init_tree_optimization_passes, ipa_passes): Delete.
9258 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
9260 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
9261 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
9263 (ipa_passes): Remove.
9264 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
9265 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
9266 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
9267 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
9268 (dump_info_p, dump_flag): Moved to tree-dump.h.
9270 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
9272 * passes.c (finish_optimization_passes): Use dump_begin
9273 and dump_end, TDI_end.
9274 (gate_rest_of_compilation): New.
9275 (pass_rest_of_compilation): Use it.
9276 (gate_postreload, pass_postreload): New.
9277 * toplev.c (general_init): Rename init_tree_optimization_passes.
9278 * toplev.h (init_tree_optimization_passes): Rename to
9279 init_optimizations_passes.
9280 * tree-dump.c (dump_flag): Make static.
9281 (dump_files): Remove RTL dumps.
9282 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
9283 pass_cleanup_cfg, pass_free_cfg_annotations,
9284 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
9285 pass_init_datastructures, pass_fixup_cfg): Make non-static.
9286 * tree-pretty-print.c: Include tree-pass.h.
9287 * cgraph.c: Include tree-dump.h.
9289 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9291 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
9292 Only fall back to saying it points to readonly memory if
9295 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9297 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
9298 * config/m32r/m32r.c (m32r_compute_frame_size,
9299 m32r_expand_prologue): Take current_function_profile into
9300 account whenever we reference
9301 current_function_uses_pic_offset_table.
9302 (m32r_finalize_pic): Remove.
9303 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
9305 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
9307 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
9308 instead of $<. Don't remove ./as if it already exists.
9310 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9313 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
9314 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
9315 for complex modes when generating code for PA 1.0.
9316 (VALID_FP_MODE_P): New macro.
9317 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9318 sets for all general and floating point modes. Align wide floating
9319 point modes to even register boundaries to comply with architectural
9321 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
9322 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
9323 (VALID_FP_MODE_P): New macro.
9324 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9325 sets for all general and floating point modes. Align wide floating
9326 point modes to even register boundaries to comply with architectural
9329 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9331 * tree-dump.c (dump_files): Initialize dump number for .cgraph
9334 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9336 * tree-ssa-structalias.c: Don't include expr.h.
9338 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9340 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
9343 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9345 Fix PR tree-optimization/22279
9347 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
9350 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
9352 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
9354 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9356 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
9357 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
9358 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
9359 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
9360 config/stormy16/stormy16.c, config/v850/v850.c,
9361 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
9362 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
9363 Avoid "." or "\n" at end of diagnostics and capital letters at
9364 start of diagnostics.
9365 * combine.c, cse.c: Don't translate dump file output.
9366 * toplev.c (print_version): Only translate output if going to
9369 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9371 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
9372 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
9375 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9377 * pa.c (fix_range): Fix typo in comment.
9379 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9381 * tree-vrp.c (extract_range_from_assert): Replace
9382 fold (build (...)) with fold_build2.
9384 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9386 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
9387 gcc_gfc_char_table, init_dynamic_gfc_info): New.
9388 (format_types_orig, handle_format_attribute): Add support for
9391 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
9393 * varasm.c (assemble_variable): Fix format specifier thinko.
9395 2005-07-03 Ira Rosen <irar@il.ibm.com>
9397 PR tree-optimization/22029 (and 22135)
9398 * tree-pretty-print.c (dump_generic_node): Check that the node is not
9399 a phi node before calling dump_vops.
9401 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9403 * tree-dump.h (dump_string_field): Declare.
9404 * tree-dump.c: Use it instead of dump_string.
9405 (dump_string_field): Make non-static.
9407 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
9409 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
9410 up the minimal CFG stuff always when optimize > 0. Call
9411 split_all_insns_noflow in PIC case if needed.
9413 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9414 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
9417 * c-decl.c (c_write_global_declarations): Dump contents of
9419 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
9420 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
9421 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
9422 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
9425 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9427 * c-common.h (GCC_DIAG_STYLE): Define.
9428 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
9429 version for format checking to 4.1.
9430 * c-format.c: Include toplev.h after c-common.h.
9431 (enum format_type): Add gcc_tdiag_format_type.
9432 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
9433 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
9434 (format_types_orig): Add gcc_tdiag.
9435 (init_dynamic_diag_info): Support gcc_tdiag formats.
9436 (handle_format_attribute): Likewise.
9437 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
9438 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
9439 version for format checking to 4.1.
9440 (warning0, warning, error, pedwarn, sorry): Use
9442 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
9443 (finish_aliases_1): Do not use %qE.
9444 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
9445 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
9446 Correct format bugs.
9447 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
9448 parameter to unsigned HOST_WIDE_INT.
9449 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
9451 2005-07-02 David Edelsohn <edelsohn@gnu.org>
9454 * expr.c (write_complex_part): Use adjust_address for MEM.
9455 (read_complex_part): Same.
9457 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
9459 Fix PR tree-optimization/22280
9461 * tree-sra.c (generate_element_init): Remove useless loop.
9463 2005-07-02 Richard Henderson <rth@redhat.com>
9465 * config/alpha/alpha.c (alpha_legitimize_address): Check for
9467 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
9469 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
9472 * fold-const.c (fold_binary): Handle the return value of
9473 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
9474 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
9476 2005-07-02 Jeff Law <law@redhat.com>
9478 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
9479 a eliminate type conversion which feeds an equality comparison
9480 if the original type or either operand in the comparison is a
9483 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
9485 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
9486 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
9488 * config/avr/avr.c: Do not use '`' as left quote.
9489 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
9490 Remove "." from end of diagnostics. Make diagnostics start with
9493 2005-07-02 Zack Weinberg <zack@codesourcery.com>
9494 Joseph S. Myers <joseph@codesourcery.com>
9496 * toplev.c (default_tree_printer): Handle setting location with
9498 * c-objc.common.c (c_tree_printer): Likewise.
9499 * c-format.c (gcc_diag_flag_specs): Add '+'.
9500 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
9501 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
9503 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
9504 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
9505 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
9506 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
9507 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
9508 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
9509 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
9510 format arguments where %J is used without %D.
9512 2005-07-02 Jakub Jelinek <jakub@redhat.com>
9514 * gcc.c (LINK_SSP_SPEC): Define.
9515 (link_ssp_spec): New variable.
9516 (LINK_COMMAND_SPEC): Add %(link_ssp).
9517 (static_specs): Add link_ssp_spec.
9518 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
9519 * configure: Rebuilt.
9520 * config.in: Rebuilt.
9522 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9523 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9524 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9525 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9526 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
9527 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
9528 -0x7008(2) instead of reading __stack_chk_guard variable.
9529 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
9531 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
9532 (stack_protect_set, stack_protect_test): Use *_tls* patterns
9533 if TARGET_THREAD_SSP_OFFSET is defined.
9534 (stack_tls_protect_set_si, stack_tls_protect_set_di,
9535 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
9538 2005-06-27 Richard Henderson <rth@redhat.com>
9539 * libgcc-std.ver (GCC_4.1.0): New.
9540 * libgcc.h (__stack_chk_guard): Declare.
9541 (__stack_chk_fail, __stack_chk_fail_local): Declare.
9542 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
9543 * mklibgcc.in (lib2funcs): Add them.
9545 2005-07-01 Richard Henderson <rth@redhat.com>
9547 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
9548 void * before struct sigcontext *.
9549 (x86_fallback_frame_state): Likewise.
9551 2005-07-01 James E. Wilson <wilson@specifixinc.com>
9553 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
9555 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9558 * tree-ssa-reassoc.c (should_transpose): Fix which operand
9559 we check for SSA_NAME for.
9561 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
9563 Fix PR tree-optimization/22071
9565 * tree-ssa-structalias.c (offset_overlaps_with_access): New
9567 (get_constraint_for_component_ref): Use it.
9569 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9572 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
9573 print out the last new line.
9575 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
9577 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
9578 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
9579 * config/cris/cris.c (cris_conditional_register_usage): Adjust
9580 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
9581 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
9582 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
9583 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
9584 (enum reg_class): New member CC0_REGS.
9585 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
9586 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
9587 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
9588 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
9589 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9590 Adjust for register now described.
9592 2005-07-01 Jakub Jelinek <jakub@redhat.com>
9595 * config/i386/i386.md (stack_protect_test_si,
9596 stack_protect_test_di): Add earlyclobber for scratch 3.
9597 * config/rs6000/rs6000.md (stack_protect_testsi,
9598 stack_protect_testdi): Add earlyclobber for scratch 3,
9599 remove earlyclobber from scratch 4.
9601 Older entries for 2005 can be found in ChangeLog-2005.