1 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
3 Preparatory work for PR target/21623:
4 * alpha.c (secondary_reload_class): Rename to:
5 (alpha_secondary_reload_class).
6 * alpha.h, alpha-protos.h: Likewise.
7 * mn10300.c (secondary_reload_class): Rename to:
8 (mn10300_secondary_reload_class).
9 * mn10300.h, mn10300-protos.h: Likewise.
10 * pa.c (secondary_reload_class): Rename to:
11 (pa_secondary_reload_class).
12 * pa.h, pa-protos.h: Likewise.
13 * rs6000.c (secondary_reload_class): Rename to:
14 rs6000_secondary_reload_class.
15 * rs6000.h, rs6000-protos.h: Likewise.
17 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
20 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
22 2005-11-22 Ian Lance Taylor <ian@airs.com>
24 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
26 (prepare_cmp_insn): Likewise.
28 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
31 * m68k.md (zero_extendsidi2): Force operands[1] to a register
32 if both operands[0] and operands[1] are memory.
34 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
37 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
38 COMPARISON_CLASS_P and an integral types create create a new
39 expression with the new type and fold that.
41 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
44 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
45 to SUBTARGET_OS_CPP_BUILTINS.
47 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
49 * arm.c (emit_set_insn): New function.
50 (arm_split_constant): Call it.
51 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
52 (arm_legitimize_address): Likewise. Use plus_constant.
53 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
54 (thumb_expand_prologue): Likewise.
55 (arm_gen_load_multiple): Use VOIDmode in SET.
56 (arm_gen_store_multiple): Likewise.
57 (vfp_emit_fstmx): Likewise. Use plus_constant.
58 (emit_multi_reg_push): Likewise.
59 (emit_sfm): Use plus_constant.
61 2005-11-23 Alan Modra <amodra@bigpond.net.au>
64 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
67 2005-11-22 Alan Modra <amodra@bigpond.net.au>
70 * expmed.c (store_bit_field): Don't attempt to insv a field
73 2005-11-22 Alan Modra <amodra@bigpond.net.au>
76 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
77 explicit sign extension, not a (char) cast.
79 2005-11-22 Ben Elliston <bje@au.ibm.com>
81 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
82 GET_MODE_CLASS (x) == MODE_FLOAT.
83 * config/i386/i386.c: Likewise.
84 * config/rs6000/xcoff.h: Likewise.
85 * config/rs6000/linux64.h: Likewise.
86 * config/rs6000/rs6000.c: Likewise.
87 * config/rs6000/rs6000.h: Likewise.
88 * config/rs6000/predicates.md: Likewise.
89 * config/rs6000/sysv4.h: Likewise.
91 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
93 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
96 * config/alpha/freebsd.h, config/alpha/linux.h,
97 config/arm/linux-elf.h, config/bfin/bfin.h,
98 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
99 config/i386/beos-elf.h, config/i386/gnu.h,
100 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
101 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
102 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
103 config/rs6000/linux64.h, config/rs6000/sysv4.h,
104 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
105 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
106 config/sparc/linux.h, config/sparc/linux64.h,
107 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
109 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
110 are both defined when either flag -fpic or -fPIC are used.
112 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
114 * config/fp-bit.c (clzusi): New function.
115 (si_to_float, usi_to_float): Use it to compute proper shift.
116 (usi_to_float): Preserve guard bits when shifting right.
117 * libgcc-std.ver (GCC_4.2.0): New version.
118 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
119 __floatundisf): New functions.
120 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
121 __floatundisf): Declare.
122 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
123 _floatundixf, and _floatunditf.
124 * optabs.c (expand_float): If target does not define a pattern for
125 signed or unsigned conversion, use an unsigned libcall instead of
127 (init_optabs): Initialize ufloat_optab.
129 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
131 * config/rs6000/rs6000.opt (mmulhw): New option.
132 * doc/invoke.texi (-mmulhw): Document.
133 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
135 * config/rs6000/rs6000.md: Add half-word multiply and
136 multiply-accumulate instructions for 405 and 440.
138 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
140 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
141 which matches behavior of gcc 4.0 and older for RTEMS targets. The
142 default now includes a linker group which makes the RTEMS one nest.
144 2005-11-22 Ben Elliston <bje@au.ibm.com>
146 * cse.c (fold_rtx): Typo fix.
147 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
149 2005-11-21 Richard Henderson <rth@redhat.com>
151 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
152 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
154 * c-tree.h (lookup_name): Move declaration ...
155 * c-common.h (lookup_name): ... here.
156 * config/darwin-c.c: Include c-common.h.
157 * config/t-darwin: Update dependencies.
159 2005-11-22 Ben Elliston <bje@au.ibm.com>
161 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
162 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
163 * genopinit.c (gen_insn): Likewise.
164 * reload.c (find_equiv_reg): Likewise.
165 * loop.c (load_mems): Likewise.
166 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
167 * cse.c (find_comparison_args, fold_rtx): Likewise.
168 * dwarf2out.c (add_const_value_attribute): Likewise.
169 * expr.c (convert_move): Likewise.
170 * recog.c (general_operand, register_operand): Likewise.
171 * reg-stack.c (replace_reg): Likewise.
172 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
173 * c-common.c (handle_vector_size_attribute): Likewise.
174 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
175 (simplify_binary_operation_1): Likewise.
176 (simplify_const_binary_operation): Likewise.
177 (simplify_relational_operation): Likewise.
178 (simplify_const_relational_operation): Likewise.
179 (simplify_immed_subreg): Likewise.
180 * emit-rtl.c (gen_lowpart_common): Likewise.
181 * expmed.c (expand_mult): Likewise.
182 * stor-layout.c (layout_type): Likewise.
184 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
187 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
188 cst2 only for SPE vectors.
190 2005-11-21 David Edelsohn <edelsohn@gnu.org>
193 * config/rs6000/predicates.md (vrsave_operation): Check
194 UNSPEC_VOLATILE value.
196 2005-11-21 Jan Hubicka <jh@suse.cz>
198 PR tree-optimization/24653
199 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
201 2005-11-21 Uros Bizjak <uros@kss-loka.si>
203 * config/i386/predicates.md (ax_reg_operand): New predicate.
204 (memory_displacement_only_operand): New predicate.
205 * config/i386/i386.md ("modrm" attribute): Return 0 if one
206 operand is AX register and the other operand is memory operand
207 with displacement only.
209 2005-11-21 Uros Bizjak <uros@kss-loka.si>
211 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
212 if we don't care about NaNs or Infinities.
214 2005-11-20 Ian Lance Taylor <ian@airs.com>
216 PR rtl-optimization/24883
217 * combine.c (combinable_i3pat): When checking whether the
218 destination of i3 is used in i3, consider paradoxical subregs.
220 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
223 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
225 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
227 * combine.c (try_combine): Do not run subst on i1src and i2src in
228 the case of generating a PARALLEL for a comparison.
230 2005-11-20 Richard Henderson <rth@redhat.com>
233 * tree-sra.c (struct sra_elt): Add all_no_warning.
234 (struct sra_walk_fns) <use>: Add use_all argument.
235 (sra_walk_expr): Pass it.
236 (sra_walk_modify_expr): Likewise.
237 (scalarize_ldst): Likewise.
238 (scan_use): Update for new argument.
239 (mark_no_warning): New.
240 (scalarize_use): Use it.
242 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
244 * expr.c (expand_expr_real): Use usmul_optab for widening
245 signed * unsigned multiplies.
246 * genopinit.c (optabs): Add usmul_widen_optab.
247 * optabs.c (init_optabs): Likewise.
248 * optabs.h (enum optab_index): Add OTI_usmul_widen.
249 (usmul_widen_optab): Define.
250 * config/bfin/bfin.md (usmulhisi3): New pattern.
252 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
254 2005-11-20 Graham Stott <btinternet.com>
256 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
258 2005-11-20 Andreas Schwab <schwab@suse.de>
261 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
264 2005-11-19 Richard Henderson <rth@redhat.com>
267 * tree-gimple.c (is_gimple_id): Export.
268 * tree-gimple.h (is_gimple_id): Declare.
269 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
270 (get_default_value): Use it.
271 (maybe_fold_stmt_indirect): Likewise.
273 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
275 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
276 than VR1 or vice-versa.
278 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
282 * reload.c (find_reloads_address_1): Mention dependency on
284 * reload1.c (gen_reload): For IN with an unary operation, try
285 moving inner expression to OUT if trivial SET is not valid.
286 Confirm that the result is valid. Move common code block into...
287 (emit_insn_if_valid_for_reload): New function.
289 2005-11-19 Richard Guenther <rguenther@suse.de>
291 * fold-const.c (fold_indirect_ref_1): Make sure we fold
292 ARRAY_REFs of constant strings.
294 2005-11-19 Jakub Jelinek <jakub@redhat.com>
296 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
299 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
301 * combine.c (make_compound_operation): Swap operands of
302 commutative operation if necessary before returning.
304 2005-11-19 Richard Guenther <rguenther@suse.de>
307 * fold-const.c (fold_plusminus_mult_expr): New function.
308 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
309 cases, remove now unnecessary code.
311 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
313 * gensupport.c (old_preds): Rename to std_preds, add special field.
314 (struct old_pred_table): Rename to struct std_pred_table, add special
316 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
317 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
318 (init_predicate_table): Adjust, and set along the way whether a
319 predicate is special.
321 2005-11-18 Mark Mitchell <mark@codesourcery.com>
323 * BASE-VER: Change to 4.2.0.
325 2005-11-18 James E Wilson <wilson@specifix.com>
327 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
330 2005-11-18 Mike Stump <mrs@apple.com>
332 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
333 * config/darwin-c.c (darwin_pragma_unused): Likewise.
334 * c-decl.c (lookup_name_two) Remove.
335 * c-tree.h (lookup_name_two): Remove.
336 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
337 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
338 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
339 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
341 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
344 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
345 when not generating code to use that co-processor.
347 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
349 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
350 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
351 these functions are now in tree-phinodes.c.
353 2005-11-18 Jie Zhang <jie.zhang@analog.com>
355 * config/bfin/bfin.md (trap): New pattern.
357 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
359 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
362 * expr.c (expand_expr_real): Don't call record_block_change unless
363 ib_boundaries_block is non-null
365 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
367 * fold-const.c (build_range_check): Use proper type for subtraction
368 when merging lower bound.
370 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
372 PR rtl-optimization/24497
373 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
376 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
378 * tree-scalar-evolution.c (expression_expensive_p): New function.
379 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
381 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
383 * config/bfin/crtlibid.s: New file.
385 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
388 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
389 when not using sjlj exceptions.
390 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
391 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
392 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
393 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
394 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
395 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
396 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
397 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
398 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
399 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
400 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
401 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
402 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
404 * config/pa/hpux-unwind.h: New file.
406 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
408 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
409 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
410 * varasm.c (do_assemble_alias): Adjust call.
411 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
413 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
415 2005-11-17 James E Wilson <wilson@specifix.com>
417 * tree.def (FUNCTION_DECL): Correct typo in comment.
419 2005-11-17 Richard Henderson <rth@redhat.com>
421 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
422 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
423 and DW_CFA_def_cfa_sf.
424 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
425 (dbx_reg_number): Don't assert particular registers here.
426 (based_loc_descr): ... do it here instead. Fold in ...
427 (eliminate_reg_to_offset): ... this function.
428 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
429 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
430 * unwind-dw2.c (execute_cfa_program): Apply data align factor
431 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
432 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
433 (instantiate_virtual_regs): Likewise.
434 * var-tracking.c (adjust_stack_reference): Likewise.
435 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
437 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
439 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
440 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
441 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
443 ($(T)crtlibid.o): New rule.
445 2005-11-16 Richard Guenther <rguenther@suse.de>
448 * fold-const.c (extract_array_ref): Return byte offset
450 (fold_binary): Fold &x[a] CMP &x[b] to
451 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
454 2005-11-16 Richard Henderson <rth@redhat.com>
457 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
458 parts of an SSA_NAME.
460 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
463 * arm.md (split for movsf with immediate): Restrict split to insns
464 that set a general register.
466 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
468 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
470 * unwind-dw2.c (uw_advance_context): Likewise.
471 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
472 _Unwind_SjLj_Unregister.
473 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
475 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
477 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
479 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
481 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
482 langhook to get a DImode integer type.
484 2005-11-16 Richard Henderson <rth@redhat.com>
485 J"orn Rennecke <joern.rennecke@st.com>
486 Ulrich Weigand <uweigand@de.ibm.com>
490 * reload1.c (reg_equiv_invariant): New.
491 (reload): Allocate, initialize, and free it.
492 (calculate_needs_all_insns): Check it when skipping equivalence
494 (alter_reg): Likewise.
495 (eliminate_regs_1): Rename from eliminate_regs. Add new
496 may_use_invariant argument; only use reg_equiv_invariant when true.
497 (eliminate_regs): New.
498 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
499 a context for which may_use_invariant may be true.
501 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
503 * fold-const.c (const_binop): Don't constant fold the operation
504 if the result has overflowed and flag_trapping_math.
505 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
507 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
509 * config/arm/unwind-arm.c (abort): Add prototype here.
510 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
511 (struct phase1_vrs): Add prev_sp.
512 (unwind_phase2_forced): Save the original core registers instead of
513 modifying entry_vrs. Take a new flag argument for resuming unwinding
514 and set action flags accordingly. Always set _US_END_OF_STACK when
515 get_eit_entry fails. Unwind before calling the stop function.
516 (_Unwind_GetCFA): New function.
517 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
518 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
519 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
520 just call unwind_phase2_forced.
521 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
522 * config/arm/unwind-arm.h (abort): Remove prototype.
523 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
525 (_Unwind_GetCFA): New prototype.
526 * config/arm/pr-support.c (abort): Add prototype here.
527 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
529 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
530 not schedule the prologue with non-call exceptions and EABI.
532 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
534 * config/arm/unwind-arm.h: Reorder interface function declarations.
535 (_URC_END_OF_STACK): New enumeration value.
536 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
537 (struct _Unwind_Control_Block): Document reserved field use.
538 (_Unwind_Stop_Fn): New typedef.
539 (_Unwind_ForcedUnwind): Declare.
540 (_Unwind_Resume_or_Rethrow): Declare.
541 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
543 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
544 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
545 (UCB_FORCED_STOP_ARG): New.
546 (search_EIT_table): Update boundary condition checks.
547 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
548 (unwind_phase2): Replace for with do..while.
549 (unwind_phase2_forced): New.
550 (__gnu_Unwind_RaiseException): Replace for with do..while.
551 (__gnu_Unwind_ForcedUnwind): New.
552 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
553 Use appropriate phase2 unwinder.
554 (__gnu_Unwind_Resume_or_Rethrow): New.
555 (__gnu_unwind_pr_common): Cope with forced unwinding.
557 2005-11-16 David Edelsohn <edelsohn@gnu.org>
560 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
562 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
563 roundsf2): Remove "s" from mnemonic.
565 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
567 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
569 * config/bfin/crtn.s: Change epilogues to match.
570 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
571 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
574 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
577 * doc/invoke.texi: Distinguish between free and fixed form instead of
578 Fortran and Fortran 90/95. Remove ratfor from the list of supported
580 * gcc.c (default_compilers): Remove double entries, add entries for
581 suffixes '.F90' and '.F95'.
583 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
585 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
586 in the stack probing loop.
588 2005-11-15 David Edelsohn <edelsohn@gnu.org>
590 * configure.ac: Use .machine power5 not power5x.
591 * configure: Regenerate.
593 2005-11-15 Mike Stump <mrs@apple.com>
595 * c-decl.c (lookup_name_two): Add.
596 * c-tree.h (lookup_name_two): Likewise.
597 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
598 * config/darwin-c.c (darwin_pragma_unused): Likewise.
600 2005-11-16 Alan Modra <amodra@bigpond.net.au>
602 PR rtl-optimization/23392
603 * regrename.c (enum scan_actions) Add mark_access.
604 (scan_actions_name): Ditto.
605 (scan_rtx_reg): Handle mark_access.
606 (scan_rtx_address): Do nothing for mark_access.
607 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
608 and regs in REG_INC notes before closing chains for dead regs.
609 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
610 opening chains for new writes.
612 2005-11-15 David Edelsohn <edelsohn@gnu.org>
614 * c.opt (ffixed-line-length-none): New.
616 2005-11-15 Steve Ellcey <sje@cup.hp.com>
618 * mklibgcc.in: Change contents of eh_dummy.c.
620 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
622 * loop.c (scan_loop): Do not insert temporaries for hard registers.
624 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
626 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
628 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
630 2005-11-15 Jan Hubicka <jh@suse.cz>
632 * invoke.texi (large-unit-insns): Document.
633 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
634 * params.def (large-unit-insns): New param.
636 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
639 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
640 special register for operand 3. Reindent constraints to align
643 2005-11-14 David Edelsohn <edelsohn@gnu.org>
645 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
646 -mpopcntb, -mfprnd. Add -mcpu=power5+.
647 * configure.ac: Add test for FP rounding instructions.
648 * configure: Regenerate.
649 * config.in: Regenerate.
650 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
651 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
653 * config/rs6000/rs6000.opt (mfprnd): New.
654 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
655 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
656 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
657 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
659 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
661 (btrunc<mode>2): New.
666 2005-11-14 Geoffrey Keating <geoffk@apple.com>
668 * gcc.c (version_compare_spec_function): Use fatal() rather than
671 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
672 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
673 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
675 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
678 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
679 on -mmacosx-version-min setting.
681 2005-11-14 Diego Novillo <dnovillo@redhat.com>
684 * tree-vrp.c (infer_value_range): Return false if STMT is a
685 block terminator and its basic block has no successors.
687 2005-11-14 Mike Stump <mrs@apple.com>
689 * config/i386/i386.c (override_options): -masm=intel isn't
691 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
693 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
695 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
696 vfork after including auto-host.h.
698 2005-11-15 Alan Modra <amodra@bigpond.net.au>
700 PR rtl-optimization/22002
701 * combine.c (distribute_notes): Detect cases where a reg dies
702 two or more times in a bb, including on the insn we are combining,
703 and place the death note on the correct range.
705 2005-11-14 Dale Johannesen <dalej@apple.com>
707 * expmed.c (store_bit_field): Add offset unconditionally for
709 (extract_bit_field): Don't force extzv or extv operand into
710 a register if field is too big.
712 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
714 * config/arm/arm.c (pic_labelno): New.
715 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
716 LABEL_REF. Pass only the labelno to PIC insns.
717 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
718 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
719 * arm.md (UNSPEC_PIC_LABEL): New constant.
720 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
721 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
722 Use the correct label prefix.
724 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
726 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
729 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
731 * loop-invariant.c: Include tm_p.h.
732 * Makefile.in: Updated.
734 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
736 * pa.c (store_reg): Revise generation of frame notes in large frames.
737 (set_reg_plus_d): Likewise.
739 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
741 PR tree-optimization/24709
742 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
745 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
747 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
748 and duplicate declaration of pthread_self.
750 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
751 Ian Lance Taylor <ian@airs.com>
754 * calls.c (expand_call): If TARGET is a MEM and some part of the
755 argument area has been saved, force TARGET to a register.
757 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
759 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
762 2005-11-13 Jason Merrill <jason@redhat.com>
765 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
766 lazily declared methods.
767 (force_decl_die): Stop if forcing out the context already make a
769 (force_type_die): Likewise.
771 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
774 * builtins.c (integer_valued_real_p): Add break in
775 REAL_CST having TREE_OVERFLOW set.
777 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
779 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
780 addressing modes during calculation of costs.
782 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
784 * function.c (assign_stack_local_1): Restrict sanity check
785 on frame size overflow to 32-bit and above platforms.
787 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
789 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
790 * config/cris/cris.c: Include reload.h.
791 (cris_initial_elimination_offset): New function.
792 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
795 2005-11-12 Richard Guenther <rguenther@suse.de>
797 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
799 2005-11-12 Jan Hubicka <jh@suse.cz>
801 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
802 to compare against 0 when possible.
804 2005-11-12 Jie Zhang <jie.zhang@analog.com>
806 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
807 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
808 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
809 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
812 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
814 * recog.c (constrain_operands) <case 'g'>: For a match, require
815 that a non-register matches general_operand when strict >= 0.
817 2005-11-11 Steven Bosscher <stevenb@suse.de>
819 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
822 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
824 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
825 (memory_address_same): New.
826 (dse_optimize_stmt): Call memory_address_same.
828 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
831 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
832 ZERO_EXTEND>: New cases.
834 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
836 * longlong.h (__clz_tab): Always provide.
838 2005-11-11 Steven Bosscher <stevenb@suse.de>
841 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
843 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
844 before check_maybe_invariant.
845 (move_invariant_reg): Use gen_move_insn instead of replacing
846 SET_DEST with the temporary for the invariant.
847 (move_loop_invariants): If checking is enabled, do internal
848 consistency checks after completing the pass.
850 2005-11-11 David Edelsohn <edelsohn@gnu.org>
853 * common.opt (Wvolatile-register-var): New.
854 * varasm.c (make_decl_rtl): Only emit warning when option
855 specified. Clarify warning message.
856 * doc/invoke.texi (Wvolatile-register-var): Document new option.
858 * doc/md.texi (copysign): Document standard named pattern.
860 2005-11-11 Jie Zhang <jie.zhang@analog.com>
862 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
863 bytes when align is 2.
864 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
865 by the first instruction of the loop.
867 2005-11-11 Jason Merrill <jason@redhat.com>
870 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
873 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
875 PR rtl-optimization/22509
876 * local-alloc.c (memref_used_between_p): Check whether a function call
877 could not reference the memref.
879 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
881 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
882 algorithm so as to choose the best, not the worst, alternative.
883 Reset accumulated register class before processing next alternative.
885 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
888 * calls.c (expand_call): Copy a return value to a plain register
891 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
894 * varasm.c (assemble_name): Recompute name only for transparent
897 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
899 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
901 2005-11-04 Jeff Law <law@redhat.com>
904 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
905 perform reassociation if the parent statement will not die as
906 a result of the optimization.
908 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
910 * tree-ssa-alias.c (compute_may_aliases): Remove call to
911 delete_old_heap_vars.
912 * tree-dfa.c (referenced_var_remove): Remove function.
913 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
914 (delete_tree_ssa): Remove call to delete_old_heapvars.
915 Add call to delete_alias_heapvars.
916 * tree-flow.h (referenced_var_remove): Remove prototype
917 (init_alias_heapvars): New prototype.
918 (delete_alias_heapvars): Ditto.
919 * Makefile.in (tree-ssa-structalias.o): Add
920 gt-tree-ssa-structalias.o
921 (GTFILES): Add tree-ssa-structalias.h and
922 tree-ssa-structalias.c.
923 (s-gtype): Add gt-tree-ssa-structalias.h.
924 * tree-ssa-structalias.c (heapvars): Remove.
925 (oldheapvars): Remove.
926 (heapvar_for_stmt): New variable.
927 (heapvar_lookup): New function.
928 (heapvar_insert): Ditto.
929 (get_constraint_for): See if we have an old heapvar
931 (init_alias_heapvars): New function.
932 (delete_alias_heapvars): Ditto.
933 Add include of gt-tree-ssa-structalias.h.
935 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
938 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
940 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
942 * tree.c (int_fits_type_p): Only look at the base type
943 if it has the same precision as the original type.
945 2005-11-10 Jakub Jelinek <jakub@redhat.com>
948 * varasm.c (assemble_alias): Use %q+D in the error
949 message instead of %J and %qD.
951 2005-11-10 Richard Guenther <rguenther@suse.de>
953 * gcse.c (free_ldst_entry): Only free hashtable if
956 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
958 * function.c (assign_stack_local_1): Issue an error message if
959 the frame size overflows in the signed target arithmetics.
961 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
963 * tree.c (build_qualified_type): Chain the new type to the original
964 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
965 a POINTER_TYPE or a REFERENCE_TYPE respectively.
966 (build_pointer_type_for_mode): Only return unqualified types.
967 (build_reference_type_for_mode): Likewise.
969 2005-11-09 Jakub Jelinek <jakub@redhat.com>
971 * Makefile.in (gnucompare): Do comparison of all files using one of
972 the chosen methods and only afterwards decide if just warning should
973 be issued or comparison failure raised.
975 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
977 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
978 (noce_try_abs): Negate if the comparison is reversed.
979 Look only one instruction backwards for a REG_EQUAL note.
981 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
984 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
985 gthr-tpf.h: Define __gthrw. For all identifiers that might
986 be weak, introduce weakrefs or non-weak aliases with __gthrw,
987 and prefix all uses with __ghtrw.
989 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
992 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
993 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
994 * c-common.c (handle_weakref_attribute): New.
995 (c_common_attribute_table): Add weakref.
996 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
998 * configure, config.in: Rebuilt.
999 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
1000 * doc/extend.texi: Document weakref attribute.
1001 * varasm.c (ultimate_transparent_alias_target): New
1002 (assemble_name): Use it.
1003 (weak_finish_1): Split out of...
1004 (weak_finish): ... and deal with weakrefs in...
1005 (weakref_targets): ... new list.
1006 (globalize_decl): Clean up weakref_targets.
1007 (do_assemble_alias): Handle weakrefs.
1008 (finish_aliases_1): Do not reject weakrefs to external symbols.
1009 (assemble_alias): Handle weakrefs.
1011 2005-11-09 Richard Guenther <rguenther@suse.de>
1013 PR tree-optimization/24716
1014 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
1015 t_bool to track results from follow_ssa_edge.
1017 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1019 * final.c (force_source_line): New global variable.
1020 (final_scan_insn): Set it to true instead of clearing last_filename.
1021 (notice_source_line): Return true if force_source_line is true,
1022 unless source info is absent.
1024 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
1027 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
1028 a linkage name for a variable if it a register variable.
1029 * c-decl.c (grokdeclarator): Global register variables
1030 should be set as PUBLIC.
1032 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1035 * config/s390/s390.c (struct s390_frame_layout): New fields
1036 first_save_gpr_slot and last_save_gpr_slot.
1037 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
1038 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
1039 first_save_gpr and last_save_gpr with the _slot variants.
1040 (s390_register_info): Calculate first_save_gpr_slot and
1041 last_save_gpr_slot using regs_ever_live.
1043 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1046 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
1047 for a function containing a landing pad.
1049 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1052 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
1055 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
1057 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
1058 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
1060 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
1063 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
1065 (call,load,store): New insn types.
1066 (mem_access, branch_access): Adjust reservation conditions.
1067 (define_delay): Adjust condition.
1068 (decrement_and_branch_until_zero): Allow for ms2. Set branch
1070 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
1071 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
1073 (call_internal, call_value_internal, return_internal,
1074 return_interrupt_internal, eh_return_internal, indirect_jump,
1075 tablejump): Set call insn type.
1076 (blockage, ei, di): Use appropriate unspec const.
1077 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
1078 (ms1_get_attr_type): Adjust to give load & store types.
1079 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
1080 backwards past a barrier.
1081 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
1083 (struct branch_info, struct label_info): New.
1085 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
1086 (ms1_machine_reorg): New.
1087 (TARGET_MACHINE_DEPENDENT_REORG): Override.
1088 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
1089 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
1090 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
1093 2005-11-09 Per Bothner <per@bothner.com>
1094 Uros Bizjak <uros@kss-loka.si>
1097 * toplev.c (process_options): Initialize debug_hooks early
1098 in case lang_hooks.post_options ends up calling a debug_hook.
1100 2005-11-08 Jakub Jelinek <jakub@redhat.com>
1102 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
1103 DBX_REGISTER_NUMBER being contiguous.
1105 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
1106 Diego Novillo <dnovillo@redhat.com>
1109 * tree-vrp.c (register_edge_assert_for): Do not register
1110 always-false predicates.
1112 2005-11-08 Devang Patel <dpatel@apple.com>
1114 PR tree-optimization/23115
1115 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
1118 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
1120 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
1123 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
1125 Fix PR tree-optimization/23382
1127 * tree-ssa-alias.c (compute_may_aliases): Call
1128 delete_old_heap_vars.
1129 * tree-dfa.c (referenced_var_remove): New function.
1130 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
1131 * tree-flow.h (referenced_var_remove): Add prototype.
1132 (delete_old_heap_vars): Ditto.
1133 * tree-ssa-structalias.c (heapvars): New variable.
1134 (oldheapvars): Ditto.
1135 (get_constraint_for): Put heap vars on heapvars list.
1136 (delete_old_heap_vars): New function.
1138 2005-11-08 Jason Merrill <jason@redhat.com>
1140 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
1142 2005-11-08 Uros Bizjak <uros@kss-loka.si>
1145 * reg-stack.c (reg_to_stack): Update register liveness also
1146 for flag_sched2_use_traces.
1148 2005-11-08 Alan Modra <amodra@bigpond.net.au>
1151 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
1152 override prior explicit -mno-powerpc-gfxopt.
1154 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
1156 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
1157 if the bitsize is zero.
1158 * doc/md.texi (Standard Pattern Names): Document it.
1160 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
1161 (TARGET_PASS_BY_REFERENCE): Likewise.
1163 2005-11-07 Ian Lance Taylor <ian@airs.com>
1165 PR rtl-optimization/24683
1166 * config/i386/i386.c (legitimize_pic_address): If constant operand
1167 to PLUS is too large, put it in a register.
1169 2005-11-07 Jie Zhang <jie.zhang@analog.com>
1171 * configure.ac: Enable checking assembler dwarf2 support for bfin
1173 * configure: Regenerate.
1175 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1179 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
1180 gen_easy_vector_constant_add_self): Delete.
1181 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
1183 (output_vec_const_move): Use gen_easy_altivec_constant.
1184 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
1185 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
1186 (easy_vector_constant_add_self): Rewritten.
1187 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
1188 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
1189 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
1190 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
1191 Macroize and adjust for the other changes.
1193 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1197 * c-typeck.c (build_c_cast): Try using a shared constant, and see
1198 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
1200 2005-11-07 Jakub Jelinek <jakub@redhat.com>
1202 PR rtl-optimization/23567
1203 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
1204 (noce_process_if_block): Don't do any optimizations except
1205 if (cond) x = x; if !set_b and write into orig_x may trap
1206 or fault. Remove the MEM_READONLY_P check.
1208 2005-11-06 Diego Novillo <dnovillo@redhat.com>
1211 * tree-vrp.c (fix_equivalence_set): New.
1212 (extract_range_from_assert): Call it.
1214 2005-11-05 Ian Lance Taylor <ian@airs.com>
1217 * combine.c (apply_distributive_law): Don't distribute across a
1220 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
1222 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
1223 config/ms1/ms1.h, config/rs6000/predicates.md,
1224 config/s390/s390.c, params.def, postreload-gcse.c,
1225 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
1226 tree-vrp.c, tree.c: Fix comment typos.
1227 * doc/invoke.texi: Fix typos.
1229 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
1231 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
1232 for testing whether the data_dependence_relation contains distance
1233 vectors. Iterate over all distance vectors of the ddr.
1234 * lambda.h: Define a vec of lambda_vector pointers.
1235 * tree-data-ref.c (dump_data_dependence_relation,
1236 dump_data_dependence_direction): Iterate over all distance and
1237 direction vectors of the ddr.
1238 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
1240 (build_classic_dist_vector, build_classic_dir_vector): Push a set
1241 of distance/direction vectors instead of a single one.
1242 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
1243 lambda_vectors with a vec of lambda_vectors.
1244 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
1245 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
1246 DDR_NUM_DIST_VECTS): New.
1247 * tree-loop-linear.c (gather_interchange_stats): Test for the
1248 existence of distance vectors only after having checked that there
1249 is a dependence. Iterate over all distance vectors of the ddr.
1250 (linear_transform_loops): Use dump_data_dependence_relation.
1251 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
1252 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
1253 distance vectors of the ddr.
1255 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
1257 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
1258 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
1259 IS_INTHANDLER; all callers changed.
1260 (n_regs_saved_by_prologue): Take interrupt handler attributes into
1262 (do_link, do_unlink): New argument ALL; all callers changed.
1263 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
1264 If function isn't leaf, save and restore all registers.
1265 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
1268 2005-11-05 Jan Hubicka <jh@suse.cz>
1270 PR rtl-optimization/23490
1271 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
1272 max-flow-memory-location): Document.
1273 * flow.c: Include params.h
1274 (MAX_MEM_SET_LIST_LEN): Kill.
1275 (add_to_mem_set_list): Use new param.
1276 * cse.c (cse_basic_block): Replace 1000 by new param.
1277 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
1278 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
1279 * predict.c (predict_loops): Use new param.
1280 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
1282 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
1283 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
1284 Do not hold memory returned by cgraph_node_name across other call.
1286 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
1289 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
1292 2005-11-04 Jeff Law <law@redhat.com>
1295 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
1296 * tree-ssa-dom.c: Include params.h.
1297 (thread_across_edge): If there are too many statements in the
1298 target block, then do not thread through it.
1299 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
1300 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
1302 2005-11-03 Diego Novillo <dnovillo@redhat.com>
1305 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
1306 TODO_update_ssa instead of TODO_update_ssa_no_phi.
1308 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
1311 * tree-scalar-evolution.c (instantiate_parameters_1,
1312 instantiate_parameters, resolve_mixers): Compute the size of an
1313 expression to be instantiated and give up the instantiation if the
1314 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1316 2005-11-04 Richard Guenther <rguenther@suse.de>
1318 * tree-flow.h (ref_contains_indirect_ref): Rename to
1319 array_ref_contains_indirect_ref.
1320 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
1321 (array_ref_contains_indirect_ref): Make comment match the code
1323 (ref_contains_array_ref): Likewise.
1324 * tree-ssa-structalias.c (find_func_aliases): Remove call to
1325 ref_contains_indirect_ref.
1326 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1327 Rename calls to ref_contains_indirect_ref.
1329 2005-11-04 Paul Brook <paul@codesourcery.com>
1331 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
1332 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
1333 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1334 * config/arm/arm.md: Use match_operand in peephole input templates
1335 and match_dup in peephole output templates.
1337 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1339 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
1342 2005-11-04 Mark Mitchell <mark@codesourcery.com>
1343 Daniel Jacobowitz <dan@codesourcery.com>
1345 * longlong.h (add_ssaaaa): Clobber condition code register
1347 (sub_ddmmss): Likewise.
1348 (umul_ppmm): Likewise.
1350 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1351 Paul Brook <paul@codesourcery.com>
1352 Phil Blundell <pb@reciva.com>
1354 * configure.ac: Add test for ARM TLS support.
1355 * configure: Regenerated.
1356 * config/arm/arm-protos.h (legitimize_tls_address)
1357 (arm_tls_referenced_p, tls_mentioned_p)
1358 (arm_output_addr_const_extra): New prototypes.
1359 (thumb_legitimize_pic_address): Delete.
1360 * config/arm/arm.c: Include "gt-arm.h".
1361 (enum tls_reloc): New.
1362 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
1363 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
1364 (arm_call_tls_get_addr, legitimize_tls_address)
1365 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
1366 (arm_init_tls_builtins, arm_emit_tls_decoration)
1367 (arm_output_addr_const_extra): New functions.
1368 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
1369 (TARGET_HAVE_TLS): Define.
1370 (target_thread_pointer): New.
1371 (arm_override_options): Handle -mtp=.
1372 (legitimize_pic_address): Ignore UNSPECs.
1373 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
1375 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
1376 (tls_get_addr_libfunc): New variable.
1377 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
1378 (arm_init_builtins): Call arm_init_tls_builtins.
1379 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
1380 (arm_encode_section_info): Call default_encode_section_info.
1381 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
1382 (enum arm_tp_type): New.
1383 (target_thread_pointer): Add declaration.
1384 (LEGITIMATE_CONSTANT_P): Handle TLS.
1385 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
1386 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
1387 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
1388 * config/arm/arm.md: Add UNSPEC_TLS.
1389 (movsi): Handle TLS.
1390 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
1392 (tls_load_dot_plus_eight): New insn and a peephole to create it.
1393 (load_tp_hard, load_tp_soft): New insns.
1394 * arm.opt: Add -mtp=.
1395 * doc/invoke.texi (ARM Options): Document -mtp.
1397 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1399 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
1400 * config/arm/libunwind.S: Include "lib1funcs.asm".
1401 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
1402 (LIB2ADDEH): Add libunwind.S.
1403 (LIB2ADDEHDEP): Add lib1funcs.asm.
1404 * mklibgcc.in: Handle asm files in libgcc_eh.a.
1406 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1409 * gcc/c.opt: Add a -lang-fortran option.
1410 * gcc/c-opts.c: Add a lang_fortran flag.
1411 (c_common_init_options): Handling the -lang-fortran option.
1412 (c_common_handle_option): Add a case for Fortran options in
1413 preprocessing. Remove cases for -ffixed-form and
1414 -ffixed-line-length. Add a case for -lang-fortran.
1416 2005-11-03 David Edelsohn <edelsohn@gnu.org>
1418 * config/rs6000/rs6000.c: Include params.h
1419 (optimization_options): Set max-grow-copy-bb-insns default to 16.
1420 (bdesc_2arg): Delete vpkuhss and vpkuwss.
1421 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
1422 (UNSPEC_VPKUWSS): Delete.
1423 (altivec_vpkuhss): Delete.
1424 (altivec_vpkuwss): Delete.
1425 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
1427 (neg_eq0<mode>): Remove final condition.
1428 (neg_eq<mode>): Remove condition and split-condition.
1430 2005-11-04 Alan Modra <amodra@bigpond.net.au>
1432 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
1433 Use associated print macros.
1435 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1438 * diagnostic.c (diagnostic_set_info_translated): New function.
1439 (diagnostic_set_info): Use it. Add comment.
1440 * diagnostic.h (diagnostic_set_info_translated): Declare.
1442 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
1444 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
1445 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
1446 reference only if 'public' is true.
1447 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
1448 emit the .hidden directive only if the indirect reference is public.
1449 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
1450 Pass it to dw2_force_const_mem.
1451 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
1452 * dwarf2out.c (output_cfi): Adjust calls to above function.
1453 (output_call_frame_info): Likewise.
1454 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
1455 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
1457 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
1459 PR tree-optimization/24483
1460 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
1461 field to elts if possible.
1463 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1466 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
1469 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
1471 Fix PR tree-optimization/24351
1473 * tree-ssa-structalias.c (struct variable_info): Add
1475 (get_varinfo_fc): New function to follow collapsing.
1476 (new_var_info): Set collapsed_to to NULL.
1477 (dump_constraint): Follow collapsing.
1478 (build_constraint_graph): Handle collapsing.
1479 (do_simple_structure_copy): Return false if something bad
1481 (collapse_rest_of_var): New function.
1482 (do_structure_copy): Collapse if do_simple_structure_copy returns
1485 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1488 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
1489 expressions to a statement list instead of gimplifying them.
1491 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1493 PR rtl-optimization/23585
1494 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
1495 that can't trap plus a constant integer, if the mode has zero size.
1497 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
1500 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
1502 ("*insv<mode>_reg_extimm"): Likewise.
1504 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1507 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
1508 c_common_type_for_mode returns an unnamed type.
1510 2005-11-02 Richard Henderson <rth@redhat.com>
1514 * dwarf2out.c (dwarf2out_reg_save_reg): New.
1515 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
1516 * function.c (assign_parms): Use calls.internal_arg_pointer.
1517 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
1519 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
1520 (TARGET_CALLS): Add it.
1521 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
1522 * targhooks.c (default_internal_arg_pointer): New.
1523 * targhooks.h (default_internal_arg_pointer): Declare.
1524 * tree.h (dwarf2out_reg_save_reg): Declare.
1525 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
1526 * config/i386/i386.c (dbx_register_map): Add return column.
1527 (dbx64_register_map, svr4_dbx_register_map): Likewise.
1528 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
1529 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
1530 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
1531 (ix86_save_reg): Save force_align_arg_pointer.
1532 (ix86_emit_save_regs): Make regno unsigned.
1533 (ix86_emit_save_regs_using_mov): Likewise.
1534 (ix86_expand_prologue): Handle force_align_arg_pointer.
1535 (ix86_expand_epilogue): Likewise.
1536 * config/i386/i386.h: (dbx_register_map): Update.
1537 (dbx64_register_map, svr4_dbx_register_map): Update.
1538 (struct machine_function): Add force_align_arg_pointer.
1539 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
1540 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
1541 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
1543 2005-11-02 Jan Hubicka <jh@suse.cz>
1546 * i386.md: Add peep2 for simplyfing array accesses.
1548 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1551 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
1552 * config/s390/s390.c (s390_decompose_shift_count): New function.
1553 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
1554 (print_shift_count_operand): Use s390_decompose_shift_count.
1555 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
1556 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
1558 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1561 * loop.c (loop_givs_rescan): Use force_operand to expand
1564 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
1567 * fold-const.c (build_range_check): Use unsigned when signed
1568 overflow is undefined also. If etype is subtype, make sure that
1569 the subtraction is in the supertype.
1571 2005-11-02 Richard Henderson <rth@redhat.com>
1574 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
1577 2005-11-01 Richard Henderson <rth@redhat.com>
1580 * loop.c (scan_loop): Do not propagate computations to a hard
1581 register destination with SMALL_REGISTER_CLASSES.
1583 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
1585 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
1586 costs for MULT inside PLUS or MINUS.
1588 2005-11-01 Bob Wilson <bob.wilson@acm.org>
1590 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
1591 (TRAMPOLINE_SIZE): Round up to 60.
1592 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
1594 2005-10-31 James E. Wilson <wilson@specifix.com>
1597 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
1598 ifdef. Put ifdefs around call in gen_subprogram_die.
1599 (compute_frame_pointer_to_cfa_displacement): Likewise.
1600 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
1603 PR rtl-optimization/17356
1604 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
1605 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
1607 2005-10-31 Jan Hubicka <jh@suse.cz>
1610 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
1613 * i386.c (legitimize_pic_address): Deal with large immediates.
1616 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
1617 from symbol names while computing checkup.
1620 * predict.c (predict_loops): Do not estimate more than
1621 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
1622 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
1624 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
1626 PR tree-optimization/19097
1627 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
1629 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
1631 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
1633 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
1636 * tree-inline.c (setup_one_parameter): If the init_stmt
1637 is NULL, don't insert the statement.
1639 2005-10-30 Jan Hubicka <jh@suse.cz>
1641 PR tree-optimization/24172
1642 * tree-inline.c (copy_body_r): Unshare the substituted value first.
1644 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
1646 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
1647 constants for hosts with long != 32 bits.
1649 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1652 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
1654 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
1656 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
1657 (TARGET_MS1_16_002): New.
1658 (TARGET_MS1_16_003): New.
1660 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
1661 ("*decrement_and_branch_until_zero_no_clobber"): New.
1662 Add corresponding splitter for decrement_and_branch_until_zero
1664 Key all decrement_and_branch_until_zero patterns off of
1667 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
1670 * tree-complex.c (extract_component): Treat RESULT_DECL
1671 like the rest of the decls.
1673 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
1675 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
1676 indirect call to _mcount if the function needs a static chain.
1678 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
1679 Caroline Tice <ctice@apple.com>
1681 PR rtl-optimization/24460
1682 * dwarf2out.c (have_switched_text_sections): New boolean variable.
1683 (dwarf2out_switch_text_section): Set it to true instead of
1684 incrementing separate_line_info_table_in_use.
1685 (output_loc_list): Additionally test have_switched_text_sections.
1686 (output_ranges): Likewise.
1687 (dwarf2out_finish): Likewise.
1688 * varasm.c (assemble_start_function): Do not call
1689 insert_section_boundary_note.
1690 (assemble_end_function): If flag_reorder_blocks_and_partition,
1691 switch to the function's section before emitting the .size directive.
1692 * bb-reorder.c (insert_section_boundary_note): Staticify.
1693 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
1694 * output.h (insert_section_boundary_note): Delete.
1696 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
1699 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
1700 instead of pointer equality when comparing types.
1702 2005-10-24 James E. Wilson <wilson@specifix.com>
1704 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
1705 add_dependence_list_and_free calls.
1707 2005-10-24 Steven Bosscher <stevenb@suse.de>
1709 * contrib.texi: Add the names of the LLNL folks who donated
1710 Cray pointer support for gfortran.
1712 2005-10-24 Steven Bosscher <stevenb@suse.de>
1714 PR tree-optimization/24225
1715 * profile.c (branch_prob): Look from end to start through a
1716 basic block when looking for a locus.
1718 2005-10-24 Richard Henderson <rth@redhat.com>
1720 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
1722 (hppa_expand_prologue): Likewise.
1724 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1726 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
1727 (NO_DEFERRED_PROFILE_COUNTERS): Define.
1728 * pa.h (NO_PROFILE_COUNTERS): Define.
1729 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
1730 (funcdef_nos): New vector to hold label numbers of deferred profile
1732 (output_deferred_profile_counters): New function.
1733 (hppa_profile_hook): Push label number onto funcdef_nos.
1734 (pa_hpux_file_end): Call output_deferred_profile_counters if
1735 NO_DEFERRED_PROFILE_COUNTERS is false.
1737 * pa-protos.h (get_deferred_plabel): New prototype.
1738 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
1740 (output_call): Adjust calls.
1742 2005-10-24 Alan Modra <amodra@bigpond.net.au>
1744 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
1745 peculiarity of GOT/TOC section usage.
1747 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
1750 * c-common.c (constant_string_class_name): Add documentation.
1752 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
1755 * recog.c (peephole2_optimize): Increment peep2_current_count
1756 only when the slot is empty.
1758 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1761 * except.c (output_function_exception_table): Call
1762 assemble_external_libcall if we need a personality function.
1764 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1766 PR rtl-optimization/24460
1767 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
1768 set the basic block for barriers.
1770 2005-10-21 Janis Johnson <janis187@us.ibm.com>
1772 * var-tracking.c (vt_initialize): Initialize post.
1774 2005-10-21 Devang Patel <dpatel@apple.com>
1777 * c-common.c (vector_types_convertible_p): Check vector element type.
1779 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
1781 * config/sh/sh.c (prepare_move_operands): Handle the address
1782 constant which is a tls symbolic address plus a constant.
1784 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
1787 * gcc.c (main): Use the correct counter for erroring out
1788 about mulitple files.
1790 2005-10-21 Alan Modra <amodra@bigpond.net.au>
1793 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
1794 use r2 for 64-bit tls .got access.
1796 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
1798 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
1801 2005-10-20 Steven Bosscher <stevenb@suse.de>
1803 PR tree-optimization/24307
1804 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
1806 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
1809 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
1811 * varasm.c (find_decl_and_mark_needed): After cgraph global info
1812 is ready, stop marking functions, but still mark variables.
1814 2005-10-20 Richard Guenther <rguenther@suse.de>
1817 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
1820 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1822 PR rtl-optimization/23585
1823 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
1824 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
1825 (may_trap_p_1): New predicate extracted from...
1826 (may_trap_p): ... here. Invoke may_trap_p_1.
1827 (may_trap_or_fault_p): New predicate.
1828 * rtl.h (may_trap_or_fault_p): Declare it.
1829 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
1830 instead of may_trap_p.
1831 (steal_delay_list_from_fallthrough): Likewise.
1832 (fill_simple_delay_slots): Likewise.
1833 (fill_slots_from_thread): Likewise.
1834 * function.c (pad_to_arg_alignment): Rework comment about
1835 SPARC_STACK_BOUNDARY_HACK.
1836 * config/sparc/sparc.h: Likewise.
1838 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
1840 * config/s390/s390.c (s390_expand_insv): New.
1841 * config/s390/s390-protos.h (s390_expand_insv): Declare.
1842 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
1843 ("icm_hi"): Remove mode attribute.
1844 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
1846 ("*extracthi", "*extractqi"): Remove.
1847 (extv<mode>", "*extzv<mode>"): New.
1848 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
1849 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
1851 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1853 * cfgexpand.c (discover_nonconstant_array_refs_r,
1854 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
1855 (tree_expand_cfg): Call discover_nonconstant_array_refs.
1856 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1857 discover_nonconstant_array_refs.
1859 2005-10-19 Steven Bosscher <stevenb@suse.de>
1862 * c-decl.c (pop_scope): Don't warn about an unused variable
1863 if it is marked with TREE_NO_WARNING.
1864 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
1865 somenow mismatch and olddecl is to be replaced.
1867 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1870 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
1871 whether registers live on the edge can be saved/restored.
1873 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
1875 * config/sh/sh.c (fixup_mova): Skip notes.
1877 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1879 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
1880 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
1881 (s390_can_eliminate): Handle BASE_REGNUM elimination.
1882 (s390_initial_elimination_offset): Likewise.
1883 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
1884 register on TARGET_ZARCH targets.
1885 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
1886 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1887 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
1888 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
1890 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1892 * config/s390/s390.md: Comment describing output modifiers updated.
1893 * config/s390/s390.c (print_operand): Likewise.
1895 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1897 * config/s390/s390.c (override_options): Added check for -mstack-size
1899 * doc/invoke.texi: Mention that limit in the documenation.
1901 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
1904 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
1906 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
1908 Fix PR tree-optimization/24231
1910 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
1911 (compute_avail): Ditto.
1913 2005-10-18 Richard Henderson <rth@redhat.com>
1916 * config/i386/i386.c (legitimate_constant_p): Check
1917 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
1919 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
1920 (legitimate_pic_address_disp_p): Reorg CONST checking to make
1921 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
1923 (print_operand_address): Likewise.
1924 * config/i386/predicates.md (x86_64_immediate_operand): Test
1925 SYMBOL_REF_TLS_MODEL properly inside CONST.
1926 (x86_64_zext_immediate_operand): Likewise.
1927 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
1928 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
1929 * config/i386/i386-protos.h: Remove predicates.md entries.
1931 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
1933 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1934 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
1936 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
1937 Ian Lance Taylor <ian@airs.com>
1940 * fold-const.c (fold_widened_comparison): Do not allow range based
1941 constant folding when right operand cannot be unwidened.
1943 2005-10-17 Richard Henderson <rth@redhat.com>
1945 * builtins.c (expand_builtin_synchronize): Build a new-style asm
1946 with a memory clobber.
1948 2005-10-17 James E Wilson <wilson@specifix.com>
1950 PR rtl-optimization/17356
1951 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
1952 checking for EDGE_EH.
1954 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1956 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
1957 the slot on an even boundary for any type with 16-byte alignment.
1959 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
1962 * md.texi (Modifiers) <%>: Clarify that % doesn't work
1963 after register allocation.
1965 2005-10-17 DJ Delorie <dj@redhat.com>
1967 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
1970 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
1973 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
1976 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
1978 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
1979 to 2 if it's already non-zero.
1980 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
1981 is set and warn about it if flag_schedule_insns is 1.
1983 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
1985 * config/crx/crx.md: Compare-and-branch instructions need to
1988 2005-10-17 Uros Bizjak <uros@kss-loka.si>
1991 * config/i386/i386.md (*pushdi2_rex64 splitter)
1992 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
1993 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
1994 flow2 pass only when (optimize > 0 && flag_peephole2).
1996 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
1999 * gcc.c (have_c): New static variable.
2001 (process_command): Remove declation of have_c.
2002 Set have_o to 1 when handling -o.
2003 (main): Add a fatel error if there are multiple
2004 files specified and -o and -c/-S is passed witout
2005 -combine or multiple languages.
2007 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
2009 Fix PR tree-optimization/22444
2010 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
2011 Assert that we don't hit something with subvars.
2012 (setup_pointers_and_addressables): Don't add things with subvars,
2013 because we'll already process the subvars for aliasing purposes.
2015 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
2018 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
2019 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
2020 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
2021 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
2022 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
2023 swapped, alternatives for the R constraint.
2026 * builtins.c (get_builtin_sync_mode): Make unlimited
2027 mode_for_size request.
2029 2005-10-15 Richard Henderson <rth@redhat.com>
2031 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
2032 (gimplify_expr): ... here.
2033 (gimplify_compound_lval): Use it in initial scan loop. Allow
2034 fb_lvalue in base expression.
2036 2005-10-15 Richard Henderson <rth@redhat.com>
2039 * builtins.c (expand_builtin_trap): Export.
2040 * expr.h (expand_builtin_trap): Declare.
2041 * expr.c (expand_assignment): Emit a trap for integral offsets
2042 from registers that weren't reduced to bitpos.
2044 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
2045 (mark_array_ref_addressable): Remove.
2046 * tree-flow.h (mark_array_ref_addressable): Remove.
2047 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
2049 2005-10-15 James E Wilson <wilson@specifix.com>
2052 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
2053 (add_dependence_list_and_free): Likewise.
2054 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
2057 2005-10-15 Diego Novillo <dnovillo@redhat.com>
2061 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
2062 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
2064 (vrp_visit_phi_node): Only prevent infinite iterations when
2065 the previous result and the new result are both VR_RANGEs.
2067 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
2069 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
2072 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2075 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
2078 2005-10-14 Per Bothner <per@bothner.com>
2080 PR preprocessor/21250
2081 * c-ppoutput.c (print_line): Print internal line 0 as 1.
2083 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
2086 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
2087 overflow flags. Refactor some conditionals.
2089 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
2092 * tree-dfa.c (add_referenced_var): Only look at decls which
2093 have TREE_CONSTANT or TREE_READONLY set instead of if
2094 !TREE_PUBLIC or !TREE_CONSTANT.
2096 2005-10-13 James E Wilson <wilson@specifix.com>
2098 * doc/invoke.texi: For -x, add f95-cpp-input.
2099 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
2101 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
2103 PR tree-optimization/24262
2104 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
2105 in loop all the time.
2107 2005-10-12 Richard Henderson <rth@redhat.com>
2110 * tree.h (DECL_TRANSPARENT_UNION): Remove.
2111 * function.c (assign_parm_find_data_types): Don't support it.
2112 * print-tree.c (print_node): Likewise.
2113 * c-common.c (handle_transparent_union_attribute): Likewise.
2114 Use build_duplicate_type.
2115 * tree-inline.c (remap_type_1): Split out of remap_type;
2116 properly remap aggregate fields.
2117 (build_duplicate_type): New.
2118 * doc/extend.texi (Variable Attributes): Remove documentation
2119 for transparent_union.
2121 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2124 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
2125 (gen_stack_pointer_dec): Likewise.
2127 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
2131 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
2133 (struct cxx): Add adjust_class_at_definition target hook.
2134 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
2135 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
2136 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
2137 hook_void_tree. Add to TARGET_CXX.
2138 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
2140 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
2141 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
2142 instead of attribute. Check for dllexport override. Warn if
2143 inconsistent dll linkage. Don't lose old dllimport if decl has
2144 had address referenced. Tweak lookup of dllimport atribute.
2145 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
2146 for target specific rules. Don't add dllimport attribute if
2147 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
2148 dllimport attribute.
2149 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
2150 * varasm.c (initializer_constant_valid_p): Replace
2151 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
2155 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
2156 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
2157 (i[34567]86-*-mingw32*): Likewise.
2159 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
2160 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
2162 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
2163 C++-specific code. Change return value to bool.
2164 (i386_pe_dllimport_p): Likewise.
2165 (associated_type): Simplify and make language-independent
2166 (i386_pe_encode_section_info): Replace override of ambiguous
2167 dllimport symbol refs with a gcc_assert.
2168 (i386_pe_valid_dllimport_attribute_p): Define.
2169 * config/i386/winnt-cxx.c: New file. Define C++ versions of
2170 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2171 i386_pe_adjust_class_at_definition.
2172 * config/i386/winnt-stubs.c: New file. Define stub versions of
2173 lang-specific functions.
2174 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
2175 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2176 i386_pe_adjust_class_at_definition.
2177 (i386_pe_valid_dllimport_attribute_p): Declare.
2178 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
2179 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
2180 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
2183 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
2184 dllimport attribute with test of DECL_DLLIMPORT_P.
2186 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
2188 * combine.c (make_extraction): Correct offset computation.
2190 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
2192 * config/cris/t-linux (LIMITS_H_TEST): Define.
2194 2005-10-12 Richard Henderson <rth@redhat.com>
2197 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
2199 2005-10-12 Richard Guenther <rguenther@suse.de>
2201 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
2203 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
2206 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
2207 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
2210 2005-10-12 Richard Guenther <rguenther@suse.de>
2213 * varasm.c (output_constant): Correct typo from previous
2216 2005-10-11 Ian Lance Taylor <ian@airs.com>
2218 PR rtl-optimization/13931
2219 * combine.c: Revert patch of 2003-05-14, and:
2220 (try_combine): Only set elim_i1 and elim_i2 if the destination is
2221 completely killed in the appropriate insn.
2222 (distribute_notes): Don't skip multiple hard register test for
2223 elim_i1 and elim_i2.
2225 2005-10-11 Richard Henderson <rth@redhat.com>
2228 * c-typeck.c (convert_for_assignment): Use build_constructor_single
2229 to initialize a transparent union instead of a nop_expr.
2231 2005-10-11 Richard Henderson <rth@redhat.com>
2233 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
2234 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
2235 (tree_ssa_dce_loop): Call scev_reset.
2238 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
2239 * tree-ssa-dce.c: Include cfgloop.h.
2240 (tree_ssa_dce_loop, pass_dce_loop): New.
2241 * tree-pass.h (pass_dce_loop): Declare it.
2242 * passes.c (init_optimization_passes): Use it.
2244 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2247 * convert.c (convert_to_real): Revert 2005-10-05 patch.
2248 Only apply the optimization for rounding builtins if the inner
2249 cast is also an extension.
2251 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
2254 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
2255 mark_new_vars_to_rename instead of update_stmt.
2257 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
2259 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
2261 2005-10-11 Jakub Jelinek <jakub@redhat.com>
2263 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
2264 for setting MMX register to 0 rather than mmx.
2266 2005-10-10 Steve Ellcey <sje@cup.hp.com>
2269 * configure.ac: Move gas check from mips specific case to common case.
2270 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
2271 * configure: Regenerate
2272 * doc/install.texi: Update.
2274 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2277 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
2279 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
2281 * gcc.c (do_spec_1): Accept numeric characters in file name
2284 2005-10-10 Nick Clifton <nickc@redhat.com>
2286 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
2287 describing the deleted arm_gen_rotated_half_load function.
2289 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
2291 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
2294 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
2296 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
2298 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
2299 (EXTRA_MULTILIB_PARTS): Define.
2300 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2301 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2302 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
2303 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2304 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2305 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
2307 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
2309 PR tree-optimization/24226
2310 * tree-cfg.c (remove_bb): Clean up unreachable loops.
2311 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
2312 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
2315 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2317 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
2319 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
2322 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
2323 Rewrite for no need for the early clobber.
2325 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2327 Merge from csl-arm-branch:
2328 2005-09-07 Paul Brook <paul@codesourcery.com>
2329 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
2332 2005-04-30 Paul Brook <paul@codesourcery.com>
2333 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
2334 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
2336 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
2337 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
2338 (arm_override_options): Use TARGET_AAPCS_BASED.
2339 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
2340 (PTRDIFF_TYPE): Use int for AAPCS.
2341 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
2342 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
2343 (DEFAULT_SHORT_ENUMS): Delete.
2344 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
2346 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
2347 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
2348 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
2349 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
2351 2004-12-03 Mark Mitchell <mark@codesourcery.com>
2352 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
2354 2004-11-22 Mark Mitchell <mark@codesourcery.com>
2355 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
2357 2004-11-19 Mark Mitchell <mark@codesourcery.com>
2358 * config.gcc (arm*-*-linux-gnueabi): Add it.
2359 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
2361 (TARGET_OS_CPP_BUILTINS): Likeiwse.
2362 * config/arm/linux-eabi.h: New file.
2363 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
2364 (LINUX_TARET_LINK_SPEC): Likewise.
2365 (LINK_SPEC): Use it.
2366 * config/arm/t-linux-eabi: New file.
2368 2005-10-08 Steven Bosscher <stevenb@suse.de>
2371 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
2373 (PARAM_SMS_DFA_HISTORY): Likewise.
2375 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2378 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
2379 (load_register_parameters): Call it.
2380 (check_sibcall_argument_overlap_1): Likewise.
2381 (store_one_arg): Likewise.
2383 2005-10-07 James E. Wilson <wilson@specifix.com>
2385 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
2386 DImode not VECINT24 for operand 2.
2389 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
2393 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
2394 fr_spill): Use destination_operand for operand 0.
2396 2005-10-07 DJ Delorie <dj@redhat.com>
2398 * varasm.c (output_constant): Limit error to expanding
2401 2005-10-07 Richard Guenther <rguenther@suse.de>
2404 * fold-const.c (fold_binary): Fix operand types during folding
2405 of X op (A, Y). Evaluation order of the side-effects of
2406 X and A are frontend-defined, so ensure we honour that even for
2407 tcc_comparison class operands; eased by removing duplicate code.
2409 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2411 * stor-layout.c (layout_type): Do not allow alignment of array
2412 elements to be greater than their size.
2414 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2416 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
2418 (hppa*-*-linux*): Ditto.
2419 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
2420 * config/host-hpux.c: New.
2421 * config/x-hpux: New.
2422 * config/pa/x-hpux: Remove.
2423 * config/pa/x-linux: Remove.
2424 * config/pa/pa-host.c: Remove.
2426 2005-10-07 Jeff Law <law@redhat.com>
2428 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
2429 determine whether or not to try and thread outgoing edges.
2431 2005-10-07 David Edelsohn <edelsohn@gnu.org>
2433 * config/rs6000/rs6000.md (eqsi_power): New.
2434 (neg_eq0si): Add TARGET_POWER to final condition.
2437 2005-10-06 Richard Henderson <rth@redhat.com>
2439 * config/rs6000/rs6000.c: Revert last change.
2441 2005-10-06 Richard Henderson <rth@redhat.com>
2443 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
2444 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
2446 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
2450 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
2451 out return_label and naked_return_label.
2453 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2455 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
2458 2005-10-06 Richard Henderson <rth@redhat.com>
2461 * tree-inline.c (declare_return_variable): Handle modify_dest not
2464 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2466 Fix PR tree-optimization/22488
2467 * tree-ssa-structalias.c (check_for_overlaps): New function.
2468 (create_variable_info_for): Use it.
2470 2005-10-06 Richard Henderson <rth@redhat.com>
2473 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
2474 (dwarf2out_start_source_file): Print it.
2476 2005-10-06 Geoffrey Keating <geoffk@apple.com>
2478 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
2480 2005-10-06 Richard Henderson <rth@redhat.com>
2483 * mode-switching.c (optimize_mode_switching): Clear transp bit
2484 for block with incomming abnormal edges.
2486 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
2487 (fpscr_set_from_mem): Use them.
2488 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
2489 (fpscr postinc splitters): Rewrite as peephole2+split.
2491 2005-10-06 David Edelsohn <edelsohn@gnu.org>
2493 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
2494 (eq<mode>_compare): Same.
2496 2005-10-06 Richard Guenther <rguenther@suse.de>
2498 PR tree-optimization/24238
2499 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
2501 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
2503 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
2504 here. Use AC_PATH_PROG for environment variables instead of
2506 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
2508 * configure: Regenerated.
2510 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
2513 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
2514 then force it into a register.
2515 (call_value): Likewise.
2517 2005-10-06 Richard Henderson <rth@redhat.com>
2520 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
2521 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
2522 under pass_vectorize.
2524 2005-10-05 Devang Patel <dpatel@apple.com>
2527 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
2528 handling constants. Check NAMESPACE_DECL context for constants.
2530 2005-10-05 Eric Christopher <echristo@apple.com>
2532 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
2534 2005-10-05 Richard Henderson <rth@redhat.com>
2537 * tree-cfg.c (mark_array_ref_addressable_1): New.
2538 (mark_array_ref_addressable): New.
2539 * tree-flow.h (mark_array_ref_addressable): Declare.
2540 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
2542 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
2546 * reload.c (subst_reloads): When adding a REG_LABEL to a
2547 jump instruction, also update JUMP_LABEL.
2549 2005-10-05 David Edelsohn <edelsohn@gnu.org>
2551 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
2552 * bb-reorder.c (copy_bb_p): Use it.
2553 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
2555 2005-10-05 Richard Henderson <rth@redhat.com>
2558 * toplev.c (process_options): Warn about unsupported combinations
2559 of unwind tables and omit-frame-pointer.
2560 * config/i386/i386.c (override_options): Similarly. Enable
2561 accumulate-outgoing-args if not explicitly disabled.
2563 2005-10-05 Steve Ellcey <sje@cup.hp.com>
2565 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
2566 Handle big endian vs. small endian.
2567 (vec_initv2sf): Handle big endian vs. small endian.
2568 (*vec_extractv2sf_1): Ditto.
2570 2005-10-05 Dale Johannesen <dalej@apple.com>
2572 * convert.c (convert_to_real): Don't convert
2573 (float)floor(double d) to floorf((float)d).
2575 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
2577 * config/arm/arm.md (insv): Use gen_int_mode in more places.
2579 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
2581 PR tree-optimization/18587
2582 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
2583 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
2584 build_vuses): Change to VEC type.
2585 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
2586 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
2587 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
2588 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
2589 (get_name_decl): New. Return DECL_UID of base variable.
2590 (operand_build_cmp): New. qsort comparison routine.
2591 (operand_build_sort_virtual): New. Sort virtual build vector.
2592 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
2593 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
2594 (FINALIZE_BASE): Use get_name_decl.
2595 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
2596 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
2597 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
2598 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
2599 direct VEC_* manipulations.
2600 (build_ssa_operands): Call operand_build_sort_virtual.
2601 (copy_virtual_operand, create_ssa_artficial_load_stmt,
2602 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
2603 with direct VEC_* manipulations.
2604 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
2605 with direct VEC manipulations.
2607 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
2609 PR tree-optimization/21419
2610 PR tree-optimization/24146
2611 PR tree-optimization/24151
2613 * c-typeck.c (readonly_error): Handle USE being lv_asm.
2614 (build_asm_expr): Call it if outputs are read-only.
2615 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
2617 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
2618 Paolo Bonzini <bonzini@gnu.org>
2622 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
2623 enable the instructions and not just the built-ins.
2624 * doc/invoke.texi (x86 Options): Likewise.
2626 2005-10-04 Geoffrey Keating <geoffk@apple.com>
2628 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
2630 * doc/invoke.texi (Option Summary): Correct spelling
2631 of -mmacosx-version-min.
2633 2005-10-04 Devang Patel <dpatel@apple.com>
2635 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
2638 2005-10-04 Steve Ellcey <sje@cup.hp.com>
2640 * tree-vect-transform.c (vect_create_epilog_for_reduction):
2641 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
2643 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
2645 * config/s390/s390.md ("TDSI","DP"): New mode macros.
2646 ("TE","tg"): New mode attributes.
2647 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
2648 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
2649 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
2650 dword_mode and one for GPRmode.
2652 2005-10-04 Ian Lance Taylor <ian@airs.com>
2654 PR preprocessor/13726
2655 * c-ppoutput.c (cb_include): Add comments parameter, and print out
2656 any comments passed in.
2658 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2660 * tree.c (annotate_with_file_line): Fix typo.
2662 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2665 * builtins.c (fold_builtin_memcmp): When constructing the pointer
2666 type used to access data in the inlined length == 1 case, use
2667 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
2668 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
2670 2005-10-04 Uros Bizjak <uros@kss-loka.si>
2672 * config/i386/i386.h (TARGET_FISTTP): Enable also for
2673 TARGET_SSE3 and only for TARGET_80387.
2674 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
2675 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
2676 Do not depend on TARGET_80387.
2678 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2680 * tree.c (last_annotated_node): Change type to location_t*.
2681 (annotate_with_file_line): Reflect the change of
2682 last_annotated_node type.
2684 2005-10-04 Richard Guenther <rguenther@suse.de>
2687 * c-decl.c (grokdeclarator): Don't write to fields
2690 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2693 * c-decl.c (finish_decl): Use set_user_assembler_name even for
2695 * varasm.c (make_decl_rtl): If a register variable does not
2696 have a set user assmbler name, error out.
2697 Decode the asmspec is now name+1 bypassing '*'.
2699 2005-10-04 Steven Bosscher <stevenb@suse.de>
2701 PR tree-optimization/23049
2702 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
2703 of a COND_EXPR is folded before calling fold on the whole rhs of a
2704 conditional assignment.
2705 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
2706 document that a COND_EXPR may appear there.
2708 2005-10-03 Diego Novillo <dnovillo@redhat.com>
2711 * tree-vrp.c (extract_range_from_assert): If the new numeric
2712 range created out of the assertion contradicts the existing
2713 numeric range of the ASSERT_EXPR variable, make the new range
2716 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
2718 * config/sh/sh.c (sh_register_move_cost): Add case for moving
2719 from T_REGS to FP register class.
2721 2005-10-03 Richard Henderson <rth@redhat.com>
2724 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
2725 before creating a new one.
2727 2005-10-03 David Edelsohn <edelsohn@gnu.org>
2729 * config/rs6000/t-aix43 (LDFLAGS): New.
2730 * config/rs6000/t-aix52 (LDFLAGS): New.
2732 2005-10-03 Ian Lance Taylor <ian@airs.com>
2734 * gimplify.c (find_single_pointer_decl_1): New static function.
2735 (find_single_pointer_decl): New static function.
2736 (internal_get_tmp_var): For a formal variable, set restrict base
2737 information if appropriate.
2738 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
2740 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
2741 (DECL_GET_RESTRICT_BASE): Define.
2742 (SET_DECL_RESTRICT_BASE): Define.
2743 (decl_restrict_base_lookup): Declare.
2744 (decl_restrict_base_insert): Declare.
2745 (struct tree_decl_with_vis): Add based_on_restrict_p field.
2746 * tree.c (restrict_base_for_decl): New static variable.
2747 (init_ttree): Initialize restrict_base_for_decl.
2748 (copy_node_stat): Copy restrict base information.
2749 (decl_restrict_base_lookup): New function.
2750 (decl_restrict_base_insert): New function.
2751 (print_restrict_base_statistics): New static function.
2752 (dump_tree_statistics): Call print_restrict_base_statistics.
2754 2005-10-02 Diego Novillo <dnovillo@redhat.com>
2757 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
2758 case of anti-ranges.
2760 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
2763 * c-typeck.c (tagged_tu_seen): Rename to ...
2764 (tagged_tu_seen_cache): this and add val field.
2765 (comptypes): Move functional to comptypes_internal
2766 and free tagged_tu_seen.
2767 (comptypes_internal): New function and call comptypes_internal
2768 instead of comptypes. Speed up by sibcalling
2769 tagged_types_tu_compatible_p.
2770 (alloc_tagged_tu_seen): New function
2771 (free_all_tagged_tu_seen_up_to): New function.
2772 (tagged_types_tu_compatible_p): Return the val of the seen two
2774 Add that the two types are the same to tagged_tu_seen_base
2775 if they are and call comptypes_internal instead of comptypes.
2776 <case UNION_TYPE>: Speed up common type where the fields are
2778 (function_types_compatible_p): Call comptypes_internal instead of
2780 (type_lists_compatible_p): Likewise.
2781 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
2783 2005-10-02 Matthias Klose <doko@debian.org>
2785 * doc/invoke.texi: Fix typo and speling error.
2787 2005-10-01 Richard Henderson <rth@redhat.com>
2789 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
2791 2005-10-01 Mark Mitchell <mark@codesourcery.com>
2793 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
2794 using --start-group and --end-group.
2796 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2798 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
2799 FIXME note regarding quirky semantics.
2801 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2804 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
2805 non-null range as a last resort.
2807 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
2808 Diego Novillo <dnovillo@redhat.com>
2811 * tree-vrp.c (extract_range_from_assert): For !=
2812 assertions, only build an anti-range if LIMIT is a
2813 single-valued range.
2815 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
2817 * arm.md (movqi): On thumb when optimizing, handle loading from
2818 memory by describing this as taking a subreg of a zero-extended load
2819 into an SImode register.
2822 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
2824 * reload1.c (merge_assigned_reloads): Do not change any
2825 RELOAD_FOR_OUTPUT_ADDRESS reloads.
2827 2005-09-30 Geoffrey Keating <geoffk@apple.com>
2829 * Makefile.in (LIPO_FOR_TARGET): Define.
2830 (STRIP_FOR_TARGET): Define.
2832 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
2833 before creating new ones. Do symlinks before creating the actual
2836 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
2837 to work out which multilibs are actually being built.
2839 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
2841 * tree-vect-transform.c, config/ms1/ms1.md,
2842 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
2843 Follow spelling conventions.
2844 * doc/invoke.texi, doc/md.texi: Fix typos.
2846 2005-09-30 Andrew Macleod <amacleod@redat.com>
2848 PR tree-optimization/21430
2849 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
2850 use operands, and set stmt pointer if need be.
2851 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
2852 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
2855 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2858 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
2860 2005-09-29 Mark Mitchell <mark@codesourcery.com>
2862 * optabs.c (expand_binop): Initialize first_pass_p.
2864 2005-09-29 Jakub Jelinek <jakub@redhat.com>
2867 * c-decl.c (c_write_global_declarations_1): If any
2868 wrapup_global_declaration_2 call returned true, restart the loop.
2870 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
2872 Fix PR tree-optimization/24117
2873 * tree-ssa-structalias.c (find_func_aliases): Strip nops
2874 before considering whether to use anyoffset.
2876 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2880 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2882 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2884 (swap_commutative_operands_with_target): New.
2886 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2889 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
2892 2005-09-29 Steven Bosscher <stevenb@suse.de>
2894 PR tree-optimization/23911
2895 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
2896 and IMAGPART_EXPR too.
2898 2005-09-28 Mark Mitchell <mark@codesourcery.com>
2901 * expmed.c (expand_shift): Move logic to reverse rotation
2902 direction when rotating by constants ...
2903 * optabs.c (expand_binop): ... here.
2904 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
2905 (ix86_rotrdi3): New pattern.
2906 (rotldi3): Handle 32-bit mode.
2907 (ix86_rotldi3): New pattern.
2909 2005-09-29 Alan Modra <amodra@bigpond.net.au>
2912 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
2913 check for numbers that need no bit twiddle.
2915 2005-09-28 Geoffrey Keating <geoffk@apple.com>
2917 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
2918 multilib to be built.
2920 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
2921 (stage1-start): Delete old libgcc and libunwind before moving
2922 anything into the stage directory.
2923 (stage2-start): Likewise.
2924 (stage3-start): Likewise.
2925 (stage4-start): Likewise.
2926 (stageprofile-start): Likewise.
2927 (stagefeedback-start): Likewise.
2928 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
2929 header in tm_file and CPU-specific t-darwin in tmake_file.
2930 (i[34567]86-*-darwin*): Don't change tm_file.
2931 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
2932 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
2933 shared library stub for target OS version.
2934 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
2935 (SHLIB_LINK): Don't make SHLIB_SOLINK.
2936 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
2937 (libgcc_s.%.dylib): New.
2939 (install-darwin-libgcc-stubs): New.
2940 (INSTALL_LIBGCC): New append.
2941 * config/i386/darwin-libgcc.10.4.ver: New.
2942 * config/i386/darwin-libgcc.10.5.ver: New.
2943 * config/i386/t-darwin: New.
2944 * config/rs6000/darwin-libgcc.10.4.ver: New.
2945 * config/rs6000/darwin-libgcc.10.5.ver: New.
2946 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
2947 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
2949 2005-09-28 Paul Brook <paul@codesourcery.com>
2951 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
2954 2005-09-28 Richard Guenther <rguenther@suse.de>
2956 PR tree-optimization/23853
2957 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
2958 host_integerp to verify misalignment value.
2960 2005-09-28 Richard Henderson <rth@redhat.com>
2962 * builtins.c (get_builtin_sync_mode): New.
2963 (expand_builtin_sync_operation): Pass in mode argument.
2964 (expand_builtin_compare_and_swap): Likewise.
2965 (expand_builtin_lock_test_and_set): Likewise.
2966 (expand_builtin_lock_release): Likewise.
2967 (expand_builtin): Update to match.
2969 2005-09-28 Nick Clifton <nickc@redhat.com>
2971 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
2972 formatting. Add check to PLUS case to ensure that the offset is
2973 within an acceptable range.
2975 * config/v850/v850.md (casesi): Disable the generation of the
2976 switch pattern as it is not being handled properly at the moment.
2978 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
2979 for when the high words are identical.
2981 2005-09-27 Richard Henderson <rth@redhat.com>
2983 * pretty-print.c (pp_base_format): Fix typo for %>.
2985 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
2986 Devang Patel <dpatel@apple.com>
2988 PR tree-optimization/23625
2989 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
2990 LABEL_EXPR, assertion check.
2992 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
2994 * optabs.c (no_conflict_move_test): Check if a result of a
2995 to-be-moved insn would be clobbered by an originally
2998 2005-09-27 Jeff Law <law@redhat.com>
3000 * passes.c (init_optimization_passes): Replace copy propagation
3001 passes immediately after DOM with phi-only copy propagation
3002 pases. Add phi-only copy propagation pass after first DOM pass.
3003 * tree-pass.h (pass_phi_only_copy_prop): Declare.
3004 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
3005 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
3006 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
3007 to init_copy_prop. Callers updated.
3008 (do_phi_only_copy_prop): New function.
3009 (pass_phi_only_copy_prop): New pass descriptor.
3011 2005-09-27 Nick Clifton <nickc@redhat.com>
3013 * libgcc2.c (__popcount_tab): Remove redundant prototype.
3015 2005-09-26 Jason Merrill <jason@redhat.com>
3018 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
3020 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
3022 2005-09-26 James E Wilson <wilson@specifix.com>
3024 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
3025 copyright. Add gcc copyright plus libgcc exception.
3026 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
3028 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
3030 2005-09-26 Jeff Law <law@redhat.com>
3032 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
3033 about when to iterate.
3035 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
3038 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
3039 for __complex__ double in -mcpu=G5 mode.
3041 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
3043 PR tree-optimization/23942
3044 * Makefile.in (SCEV_H): Depends on PARAMS_H.
3045 * tree-scalar-evolution.c: Include params.h.
3047 (follow_ssa_edge, follow_ssa_edge_in_rhs,
3048 follow_ssa_edge_in_condition_phi_branch,
3049 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
3050 Change return type to t_bool. Use a parameter to limit the size of
3051 trees that are walked before stopping
3052 (analyze_evolution_in_loop): Initialize the limit to 0.
3053 (follow_ssa_edge): Give up by returning t_dont_know if the limit
3054 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3056 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3059 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
3060 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
3062 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
3064 * combine.c (make_extraction): Check for valid use of subreg.
3066 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3069 * config/i386/i386.md ("*fistdi2_1"): New pattern.
3070 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
3071 ("fist<mode>2_with_temp"): Use only register operands.
3073 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
3075 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
3076 CALL_INSN_FUNCTION_USAGE.
3078 2005-09-26 Richard Guenther <rguenther@suse.de>
3081 * gcse.c: Include hashtab.h, define ldst entry hashtable.
3082 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
3083 (ldst_entry): Use the hashtable instead of list-walking.
3084 (find_rtx_in_ldst): Likewise.
3085 (free_ldst_entry): Free the hashtable.
3086 (compute_ld_motion_mems): Create the hashtable.
3087 (trim_ld_motion_mems): Remove entry from hashtable if
3088 removing it from list.
3089 (compute_store_table): Likewise^2.
3090 (store_motion): Free hashtable in case we did not see
3093 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
3095 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
3096 and arg1 if we are passing them to fold_build2.
3098 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
3101 * config/i386/i386.c (ix86_function_regparm): Fix the test for
3104 2005-09-25 Richard Henderson <rth@redhat.com>
3106 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
3107 SYMBOL_REF_TLS_MODEL to be correct.
3109 2005-09-24 Richard Henderson <rth@redhat.com>
3111 * ipa-type-escape.c (discover_unique_type): Remove dead code at
3112 end of function. Reindent.
3114 2005-09-24 Ian Lance Taylor <ian@airs.com>
3116 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
3117 NEGATE_EXPR/BIT_NOT_EXPR case.
3119 2005-09-24 Richard Henderson <rth@redhat.com>
3121 * c-common.c (handle_mode_attribute): When not modifying in place,
3122 create subtypes for enumerations.
3123 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
3124 * gimplify.c (create_tmp_from_val): Likewise.
3126 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
3128 * config/i386/i386.md (*tls_global_dynamic_64,
3129 *tls_local_dynamic_base_64): Add missing mode to call.
3130 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
3132 2005-09-24 Jan Hubicka <jh@suse.cz>
3134 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
3135 (cgraph_clone_node): Likewise.
3136 * cgraph.h (cgraph_clone_edge): Update prototype.
3137 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
3138 duplicated prototypes; add updating argument.
3139 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
3140 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
3142 (cgraph_mark_inline_edge): Likewise.
3143 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
3144 (cgraph_flatten_node): Likewise.
3145 (cgraph_decide_recursive_inlining): Likewise.
3146 (cgraph_decide_inlining_of_small_function): Likewise.
3147 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3149 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3150 Pete Steinmetz <steinmtz@us.ibm.com>
3152 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
3153 (rldic.): Set type to "compare".
3155 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
3156 mfjmpr for MFCTR/MFLR.
3157 (movdf_hardfloat64): Same.
3158 (movdf_softfloat64): Same. Correct order of store and move types.
3159 (movti_string): Set type to store_ux/load_ux.
3160 (load_multiple): Set type to load_ux.
3161 (store_multiple): Set type to store_ux.
3162 (movmemsi): Set type to store_ux.
3163 (output_cbranch direct_return): Set type to jmpreg.
3164 (stmw): Set type to store_ux.
3165 (lmw): Set type to load_ux.
3166 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
3167 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
3168 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
3169 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
3170 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
3171 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
3172 (rios1-fpstore): Increase latency to 3.
3173 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
3174 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
3176 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3177 Andrew Pinski <pinskia@physics.uc.edu>
3179 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
3180 operand2 constraint to "b".
3181 (sync_<fetchop_name>di_internal): Same.
3182 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
3184 (sync_old_<fetchop_name>di_internal): Same.
3185 (sync_new_<fetchop_name>si_internal): Same.
3186 (sync_new_<fetchop_name>di_internal): Same.
3188 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
3191 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
3192 case, define as macros.
3194 PR rtl-optimization/23837
3195 * optabs.c (no_conflict_move_test): Don't set must_stay for a
3196 clobber / clobber match between dest and p->first.
3198 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
3199 (no_conflict_move_test): Update comments.
3201 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
3203 * doc/install.texi: Update URL for Jacks.
3204 * doc/sourcebuild.texi: Likewise.
3206 2005-09-22 David Edelsohn <edelsohn@gnu.org>
3209 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
3210 registers when choosing register preferences.
3211 (movdf_hardfloat64): Same.
3213 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
3215 * expmed.c (expand_shift): Don't use the target of the rotate as
3216 target for the first expanded shift insn.
3217 * testsuite/gcc.dg/20050922-1.c: Testcase added.
3219 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
3221 PR tree-optimization/22438
3222 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
3223 preserved iv rhs rewriting specially.
3225 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
3227 * tree-data-ref.c (analyze_array_indexes): Only estimate when
3228 estimate_only is true.
3229 * tree-flow.h (ref_contains_indirect_ref): New prototype.
3230 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
3231 tree-ssa-structalias.c
3232 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
3233 ref_contains_indirect_ref.
3234 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
3236 2005-09-21 DJ Delorie <dj@redhat.com>
3238 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
3240 (mn10300_return_in_memory): Support variable size types also.
3241 (mn10300_pass_by_reference): Likewise.
3242 (mn10300_function_value): New.
3243 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
3244 (FUNCTION_OUTGOING_VALUE): Likewise.
3245 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
3246 * doc/invoke.texi: Document it.
3248 2005-09-21 Uros Bizjak <uros@kss-loka.si>
3251 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
3252 force integer op1 into register for XFmode compares.
3254 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
3257 * expmed.c (alg_code): Add alg_impossible.
3258 (alg_hash_entry): Add cost.
3259 (synth_mult): Record alg_impossible in the hash table if
3260 multiplication by a given integer is impossble within the
3261 limit. Speed up using alg_impossible.
3263 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3265 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
3266 argument. Allow and set any offset if needs_anyoffset is passed
3268 (get_constraint_for): Add argument here too.
3270 (do_structure_copy): Pass NULL to get_constraint_for.
3271 (handle_ptr_arith): Ditto.
3272 (find_func_aliases): Ditto.
3274 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
3276 PR rtl-optimization/23898
3277 * output.h (get_attr_min_length): Declare.
3278 * final.c (get_attr_length_1): New function, broken out of:
3280 (get_attr_min_length): New function.
3281 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
3282 (duplicate_computed_gotos): Likewise.
3283 * genattr.c (insn_min_length): Generate declaration.
3284 * genattrtab.c (min_fn, min_attr_value): New functions.
3285 (make_length_attrs): Generate insn_min_length.
3287 2005-09-20 Steve Ellcey <sje@cup.hp.com>
3289 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
3291 2005-09-20 Richard Henderson <rth@redhat.com>
3293 PR tree-optimization/24059
3294 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
3297 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
3299 * c.opt (fextended-identifiers): New.
3300 * c-opts.c (c_common_handle_option): Handle
3301 -fextended-identifiers.
3302 * doc/cpp.texi: Update documentation of extended identifiers.
3303 * doc/cppopts.texi (-fextended-identifiers): Document.
3305 2005-09-20 Jakub Jelinek <jakub@redhat.com>
3307 PR tree-optimization/23929
3308 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
3311 PR tree-optimization/23818
3312 * tree-stdarg.c (execute_optimize_stdarg): Call
3313 calculate_dominance_info.
3315 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3317 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
3318 (analyze_siv_subscript_cst_affine): Add weak SIV test.
3319 (compute_overlap_steps_for_affine_1_2): Use
3320 get_number_of_iters_for_loop.
3321 (analyze_subscript_affine_affine): Check whether difference is
3323 Use get_number_of_iters_for_loop.
3324 Check whether overlap occurs outside of bounds.
3325 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
3327 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
3329 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
3330 base register if possible.
3332 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
3334 PR tree-optimization/18463
3335 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
3336 converting it directly is not possible.
3337 (chrec_convert_aggressive): New function.
3338 * tree-chrec.h (chrec_convert_aggressive): Declare.
3339 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
3340 Fold chrec conversions aggressively if asked to.
3341 (instantiate_parameters): Modified because of changes in
3342 instantiate_parameters_1.
3344 2005-09-19 Richard Henderson <rth@redhat.com>
3346 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
3347 (reduc_splus_v2df): New.
3349 2005-09-19 Richard Sandiford <richard@codesourcery.com>
3351 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
3352 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
3354 2005-09-19 Richard Henderson <rth@redhat.com>
3356 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
3359 2005-09-19 Richard Henderson <rth@redhat.com>
3361 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
3362 (ia64_expand_dot_prod_v8qi): New.
3363 * config/ia64/ia64-protos.h: Update.
3364 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
3365 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
3366 sdot_prodv8qi, sdot_prodv4hi): New.
3367 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
3369 2005-09-19 Richard Henderson <rth@redhat.com>
3372 * real.c (exact_real_truncate): Return false if the format cannot
3373 represent the number as a normal.
3375 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
3376 for a memory source.
3378 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
3380 * tree-ssa-operands.c (swap_tree_operands): Export.
3381 * tree.h (swap_tree_operands): Declare.
3382 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
3383 Call swap_tree_operands.
3385 2005-09-19 Richard Henderson <rth@redhat.com>
3387 * tree-flow.h (merge_alias_info): Declare.
3388 * tree-ssa-copy.c (merge_alias_info): Export.
3389 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
3390 (vect_create_data_ref_ptr): Use create_iv directly.
3391 (vectorizable_load): Use correct types for integer constants.
3392 (vect_generate_tmps_on_preheader): Likewise.
3393 (vect_gen_niters_for_prolog_loop): Likewise.
3395 2005-09-19 Steven Bosscher <stevenb@suse.de>
3397 PR rtl-optimization/23943
3398 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
3400 2005-09-18 Jan Hubicka <jh@suse.cz>
3402 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
3404 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
3406 * varasm.c (output_constant): Do not abort on conversions to union
3407 types between different sizes.
3409 2005-09-18 Richard Guenther <rguenther@suse.de>
3412 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
3415 2005-09-18 Paul Brook <paul@codesourcery.com>
3417 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
3419 2005-09-17 Richard Henderson <rth@redhat.com>
3421 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
3422 * tree-ssa-loop.c (pass_vect_dce): Remove.
3423 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
3426 2005-09-17 Richard Henderson <rth@redhat.com>
3428 * tree-pass.h (pass_vect_dce): Declare.
3429 * passes.c (init_optimization_passes): Add it.
3430 * tree-flow.h (tree_ssa_dce): Declare.
3431 * tree-ssa-dce.c (tree_ssa_dce): Export.
3432 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
3433 (gate_tree_vectorize): ... here.
3434 (pass_vect_dce): New.
3436 2005-09-17 Jan Hubicka <jh@suse.cz>
3438 * except.c (struct eh_status): Turn region_array into vec.
3439 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
3440 convert_from_eh_region_ranges, find_exception_handler_labels,
3441 current_function_has_exception_handlers, assign_filter_values,
3442 build_post_landing_pads, dw2_build_landing_pads,
3443 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
3444 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
3445 foreach_reachable_handler, can_throw_internal_1,
3446 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
3448 (duplicate_eh_region_1): Update region_array.
3449 (duplicate_eh_regions): Resize region_array and avoid recomputing.
3451 2005-09-17 David Edelsohn <edelsohn@gnu.org>
3454 * expmed.c (expand_mult): Substitute simple register for op0 when
3457 2005-09-17 Richard Henderson <rth@redhat.com>
3459 * expr.c (emit_move_via_integer): Add force argument, pass it on
3460 to emit_move_change_mode. Update callers.
3461 (emit_move_complex): Pass true to new force argument.
3462 * function.c (expand_function_end): Move expand_eh_return call
3463 earlier. Merge sub-word complex values into a pseudo before
3464 copying to the return hard register.
3466 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
3468 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
3469 between different sizes.
3471 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
3475 * passes.c (init_optimization_passes): Register dump files for
3478 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
3480 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
3481 * config/s390/s390.c (s390_overlap_p): New function.
3482 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
3483 peephole2, "*xc" peephole2): Added overlap check to the peephole2
3486 2005-09-16 Richard Guenther <rguenther@suse.de>
3488 * ipa-pure-const.c (static_execute): Free auxiliar information.
3489 * ipa-type-escape.c (discover_unique_type): Free temporary key.
3490 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
3492 2005-09-15 DJ Delorie <dj@redhat.com>
3494 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
3496 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3498 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3500 (swap_commutative_operands_with_target): New.
3502 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
3504 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
3507 (estimate_iters_using_array): New function.
3508 * tree-data-ref.h (estimate_iters_using_array): Prototype
3509 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3510 Use estimate_iters_using_array instead of analyze_array.
3512 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
3514 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
3517 2005-09-15 Michael Matz <matz@suse.de>
3519 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
3521 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
3523 PR tree-optimization/23835
3524 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
3525 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
3527 2005-09-14 Richard Henderson <rth@redhat.com>
3529 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
3530 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
3532 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
3534 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
3535 in the ARRAY_TYPE case.
3537 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
3539 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
3541 2005-09-14 Uros Bizjak <uros@kss-loka.si>
3544 * tree-vect-transform.c (vectorizable_operation): Return false for
3545 scalar shift operations and for vector shift operations with
3546 non-invariant shift arguments. Use scalar tree operand op1 as
3547 a shift operand when vector shift insn pattern uses scalar shift
3549 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
3551 2005-09-14 Olivier Hainque <hainque@adacore.com>
3553 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
3554 value if it has side-effects.
3556 2005-09-14 David Edelsohn <edelsohn@gnu.org>
3559 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
3561 2005-09-14 Alan Modra <amodra@bigpond.net.au>
3563 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
3564 passed as NAME as if it were label at start of function code.
3566 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
3568 * config/sh/sh.md (*movv4sf_i): Add general register cases to
3571 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
3573 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
3574 as early clobber. Rewrite so the PIC register is not implicitly used.
3576 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3578 * tree.c (annotate_with_file_line): Compare line numbers before
3581 2005-09-13 Uros Bizjak <uros@kss-loka.si>
3584 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
3585 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
3587 2005-09-13 Ian Lance Taylor <ian@airs.com>
3589 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
3590 than a HOST_WIDEST_INT to gen_doloop_begin.
3592 2005-09-13 Diego Novillo <dnovillo@redhat.com>
3594 * tree-dfa.c (dump_variable): Guard against NULL annotations.
3596 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
3598 PR tree-optimize/23817
3599 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
3601 2005-09-13 Alan Modra <amodra@bigpond.net.au>
3604 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
3605 word before changing the stack pointer. Use gen_frame_mem for MEMs.
3606 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
3607 (restore_stack_nonlocal): Likewise.
3608 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
3610 2005-09-12 Ian Lance Taylor <ian@airs.com>
3613 * c.opt (ffriend-injection): New C++ option.
3614 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
3615 (C++ Dialect Options): Document -ffriend-injection.
3617 2005-09-12 Josh Conner <jconner@apple.com>
3620 * ipa-reference.c (static_execute): Don't mark variables in
3621 named sections TREE_READONLY.
3623 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3625 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
3628 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
3630 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
3631 V_MUST_DEF instead of just the first_use_p.
3632 Don't mark the virtual variables for renaming on the statement which
3634 (pass_dse): Remove TODO_update_ssa.
3636 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
3639 * stor-layout.c (compute_record_mode): For records with a single
3640 field, actually check the field's mode size against the type size.
3642 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
3643 registers for TARGET_SHMEDIA.
3644 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
3645 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
3646 of GENERAL_REGS and FP_REGS.
3648 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3650 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
3652 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3654 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
3655 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
3656 are omitted. Exclude stack_tie insn too.
3658 2005-09-11 David Edelsohn <edelsohn@gnu.org>
3660 PR rtl-optimization/23098
3661 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
3663 * config/rs6000/rs6000.md (movdf splitter): Use
3664 const_double_operand predicate for TARGET_POWERPC64.
3665 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
3666 SYMBOL_REF method to ABI_V4.
3668 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
3669 replace_equiv_address.
3670 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
3671 rs6000_sr_alias_set and MEM_NOTRAP.
3672 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
3674 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
3676 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
3677 handle CALL_EXPR again.
3679 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
3681 * arm/predicates.md (alignable_memory_operand): Delete.
3683 2005-09-10 Richard Henderson <rth@redhat.com>
3686 * dbxout.c (dbxout_expand_expr): New.
3687 (dbxout_symbol): Use it.
3689 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
3691 * arm.c (arm_gen_rotated_half_load): Delete.
3692 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
3693 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
3694 (thumb_set_return_address): Likewise.
3695 (thumb_load_double_from_address): Use adjust_address.
3696 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
3697 (extendhsisi2_mem, movhi_bytes): Use change_address.
3698 (movhi): Use widen_memory_access.
3699 (reload_out_df): Use replace_equiv_address.
3700 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
3702 2005-09-09 Richard Henderson <rth@redhat.com>
3705 * dbxout.c: Include expr.h.
3706 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
3707 (dbxout_symbol): Handle DECL_VALUE_EXPR.
3708 * Makefile.in (dbxout.o): Add EXPR_H.
3710 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
3712 PR tree-optimization/23509
3713 * tree-cfg.c (replace_uses_by): Use replace_exp.
3714 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
3715 pointers have name_mem_tag or type_mem_tag set.
3717 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3719 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
3720 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
3721 of wrongly accessing operands.
3723 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3725 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
3726 * tree-chrec.c: Include tree-scalar-evolution.h.
3727 (chrec_convert): Instantiate the base and step before calling
3728 scev_probably_wraps_p that would fail on parametric evolutions.
3729 Collect all the fails into a single section failed_to_convert,
3730 print a diagnostic, and return chrec_dont_know instead of calling
3732 * tree-scalar-evolution.c (loop_closed_phi_def): New.
3733 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
3735 (scev_const_prop): Don't replace the definition of a loop closed ssa
3736 phi node by itself, or by another loop closed ssa phi node.
3737 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
3738 that base and step are defined.
3740 2005-09-09 Richard Guenther <rguenther@suse.de>
3743 * fold-const.c (fold_ternary): Check truth_value_p before
3744 calling invert_truthvalue.
3746 2005-09-09 Nick Clifton <nickc@redhat.com>
3748 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
3749 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
3750 dimension of these arrays.
3751 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
3753 * longlong.h: Only provide a prototype for the __clz_tab[] array
3754 if this header has not been included from libgcc2.h.
3755 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
3757 Provide prototypes for exported functions.
3758 Use the __clz_tab[] and __popcount_tab[] arrays provided by
3761 2005-09-08 Josh Conner <jconner@apple.com>
3765 * expr.c (expand_expr_addr_expr_1): Don't invoke
3766 expand_simple_binop for EXPAND_INITIALIZER.
3768 2005-09-08 Richard Henderson <rth@redhat.com>
3771 * toplev.c (wrapup_global_declaration_1): Split out ...
3772 (wrapup_global_declaration_2): ... from ...
3773 (wrapup_global_declarations): ... here. Return bool.
3774 (check_global_declaration_1): Split out ...
3775 (check_global_declarations): from here.
3776 (emit_debug_global_declarations): New.
3777 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
3778 check_global_declaration_1, emit_debug_global_declarations): Declare.
3779 * c-decl.c (c_write_global_declarations_1): Don't create a vector
3780 of decls. Call wrapup_global_declaration_1,
3781 wrapup_global_declaration_2, check_global_declaration_1 directly.
3782 (c_write_global_declarations_2): New.
3784 (c_write_global_declarations): Call c_write_global_declarations_2.
3785 * langhooks.c (write_global_declarations): Call
3786 emit_debug_global_declarations.
3788 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
3789 remove decls that have DECL_RTL_SET_P.
3790 * passes.c (rest_of_decl_compilation): Invoke
3791 cgraph_varpool_finalize_decl for all but functions.
3793 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3795 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
3796 the result of a conversion if the new min and max cannot be compared.
3798 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
3800 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
3801 (override_options): Setting s390_sr_alias_set removed.
3802 (save_fpr, save_gprs): Set alias set to vararg or frame.
3803 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
3804 s390_sr_alias_set with get_frame_alias_set ().
3805 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
3806 get_varargs_alias_set ().
3808 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3812 * c-parser.c (c_parser_objc_method_definition): If the next
3813 token is not "{", error out and don't start the function.
3815 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3817 * tree-vrp.c (extract_range_from_expr): Move the check for non
3818 nullness after the check for gimple invariant.
3820 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3822 * tree.c (host_integerp, tree_low_cst): Correct function comment.
3824 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3827 * config/m32r.md (movmemsi_internal): Canonicalize order of
3828 operands in PLUS component of template.
3830 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
3832 * reload1.c (fixup_eh_region_note): Remove assertion.
3833 (fixup_abnormal_edges): Reverted removal of call to
3834 find_many_sub_basic_blocks made on 2005-08-31.
3836 2005-09-07 Richard Henderson <rth@redhat.com>
3838 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
3839 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
3840 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
3841 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
3842 rearrange for better packing.
3843 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
3844 (lookup_cfa_1): Remove inline marker.
3845 (cfa_equal_p): Split out of ...
3846 (def_cfa_1): ... here. Use INVALID_REGNUM.
3847 (build_cfa_loc): Handle !cfa->indirect.
3848 (frame_pointer_cfa_offset): New.
3849 (dbx_reg_number): Assert register elimination performed; do
3850 leaf register remapping.
3851 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
3852 (eliminate_reg_to_offset): New.
3853 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
3854 for verifiably local stack frame addresses; re-base to CFA.
3855 (mem_loc_descriptor): Remove can_use_fbreg argument.
3856 (concat_loc_descriptor, loc_descriptor): Likewise.
3857 (containing_function_has_frame_base): Remove.
3858 (rtl_for_decl_location): Don't do register elimination or
3859 leaf register remapping here.
3860 (secname_for_decl): Split out from ..
3861 (add_location_or_const_value_attribute): ... here.
3862 (convert_cfa_to_loc_list): New.
3863 (compute_frame_pointer_to_cfa_displacement): New.
3864 (gen_subprogram_die): Use them.
3865 * tree.h (frame_base_decl): Remove.
3866 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
3867 (prologue_stack_adjust): Remove.
3868 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
3869 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
3870 (set_frame_base_location): Remove.
3871 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
3872 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
3873 (vt_add_function_parameters): Don't eliminate_regs.
3874 (vt_initialize): Don't create frame_base_decl.
3876 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3878 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
3879 version of GNU binutils for 4.x and later.
3881 2005-09-06 Mark Mitchell <mark@codesourcery.com>
3883 * ggc-page.c (ggc_push_context): Remove.
3884 (ggc_pop_context): Likewise.
3885 * ggc.h (ggc_push_context): Remove.
3886 (ggc_pop_context): Likewise.
3888 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3891 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
3892 returning from an interrupt handler.
3894 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3897 * config/arc/arc.c (output_shift): Add check for loop count when
3900 2005-09-06 Steven Bosscher <stevenb@suse.de>
3902 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
3904 (abs_replacement): Likewise.
3905 (pass_phiopt): Remove TODO_update_ssa.
3907 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3910 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
3911 if "return with no value, in function returning non-void" warning
3913 * tree-cfg.c (execute_warn_function_return): Don't look at
3914 RETURN_EXPRs with TREE_NO_WARNING set.
3917 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
3918 for internal functions doesn't use registers used by global registers
3919 variables. Use fewer register parameters if there are global register
3922 2005-09-06 Olivier Hainque <hainque@adacore.com>
3923 Eric Botcazou <ebotcazou@adacore.com>
3926 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
3927 when we would be extracting outside its bit span (bitpos+bitsize
3928 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
3929 Ada unchecked conversions.
3931 2005-09-06 Steven Bosscher <stevenb@suse.de>
3933 * tree-ssa-pre.c (try_look_through_load): New function.
3934 (compute_avail): Use it to try to look through loads for some
3935 more useful expressions.
3937 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3939 * simplify-rtx.c (simplify_binary_operation_1): Correct the
3940 condition for detecting cases like (a&a) and (a^a).
3942 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
3944 * common.opt: Add option ftree-vect-loop-version.
3945 * params.def: Add --param vect-max-version-checks.
3946 * doc/invoke.texi: Document ftree-vect-loop-version and
3947 --param vect-max-version-checks.
3948 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
3949 may_misalign_stmts and defines for accessors.
3950 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
3951 LOOP_VINFO_MAY_MISALIGN_STMTS.
3952 (destroy_loop_vec_info): VEC_free for
3953 LOOP_VINFO_MAY_MISALIGN_STMTS.
3954 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3955 Update documentation.
3956 (vect_update_misalignment_for_peel): New.
3957 (vect_enhance_data_refs_alignment): Update to choose loop
3958 peeling or loop versioning if appropriate for the (potentially)
3959 unaligned data references in the loop.
3960 (vect_analyze_data_refs_alignment): Remove call to
3961 vect_enhance_data_refs_alignment so the checks can be done
3963 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
3964 and move up call to vect_analyze_data_refs_alignment.
3965 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
3966 (vect_transform_loop): Add call to loop_version.
3968 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3970 PR rtl-optimization/23098
3971 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
3972 * simplify-rtx.c (constant_pool_reference_p): New function.
3973 * rtl.h (constant_pool_reference_p): New prototype.
3974 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
3975 constant_pool_reference_p in condition and
3976 avoid_constant_pool_reference in preparation statements.
3978 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
3980 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
3981 STRICT_LOW_PART SETs.
3983 2005-09-06 Alan Modra <amodra@bigpond.net.au>
3986 * except.c (sjlj_emit_function_enter): Find the function begin
3987 note even when it's not in first basic block.
3989 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
3991 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
3992 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
3993 * aclocal.m4: Regenerate.
3995 2005-09-05 DJ Delorie <dj@redhat.com>
3997 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
4000 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
4002 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
4003 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
4004 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
4005 Follow spelling conventions.
4006 * doc/invoke.texi: Follow spelling conventions.
4008 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4010 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
4011 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
4012 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
4014 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4017 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
4018 (output_stack_adjust): Use gen_tmp_stack_mem.
4019 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
4020 (sh_set_return_address, sh_allocate_initial_value): Likewise.
4021 (sh_get_pr_initial_val): Likewise.
4022 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
4023 (sh_initialize_trampoline): Likewise. Also use adjust_address.
4024 * sh.md (divsi_inv_m0): Use gen_const_mem.
4025 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
4026 (movdf_i4+1): Use gen_tmp_stack_mem.
4027 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
4028 (fpu_switch+2): Likewise.
4029 (movv4sf_i, movv16sf_i): Use adjust_address.
4030 (symGOT_load): Set MEM_NOTRAP_P bit.
4032 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4035 * pa.c (emit_move_sequence): Fix typo in last change.
4037 2005-09-03 Jakub Jelinek <jakub@redhat.com>
4039 PR rtl-optimization/23454
4040 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
4043 2005-09-03 Richard Henderson <rth@redhat.com>
4044 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4047 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
4050 2005-09-02 Nicolas Pitre <nico@cam.org>
4052 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
4053 to bit_count to 32 bits.
4055 2005-08-31 Mark Mitchell <mark@codesourcery.com>
4058 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
4059 generating synthetic loads from volatile lvalues.
4061 005-09-02 Nick Clifton <nickc@redhat.com>
4063 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
4064 __ctzhi2, __clzhi2): New functions.
4066 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
4069 * tree-nested.c (struct var_map_elt): Mark with GTY.
4070 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
4072 (lookup_field_for_decl): Allocate new element in GC memory.
4073 (lookup_tramp_for_decl): Likewise.
4074 (convert_nl_goto_reference): Likewise
4075 (create_nesting_tree): Allocate info in GC memory. Likewise for
4077 (free_nesting_tree): Free with ggc_free instead of free.
4078 (root): New static variable.
4079 (lower_nested_functions): Remove root as local variable. And zero out
4080 root at the end of the function.
4082 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
4084 PR rtl-optimization/20365
4085 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
4086 to short. New member ix.
4087 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
4088 (simplify_plus_minus): Initialize ix members before calling qsort.
4090 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
4092 PR tree-optimization/23626
4093 * tree-cfg.c (replace_uses_by): Clean up eh info.
4095 2005-09-01 DJ Delorie <dj@redhat.com>
4097 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
4100 2005-09-01 David Edelsohn <edelsohn@gnu.org>
4102 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
4103 (rs6000_split_multireg_move): Use replace_equiv_address instead of
4106 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
4108 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
4109 do not issue warning for a variable definition following
4112 2005-09-01 Richard Henderson <rth@redhat.com>
4115 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
4116 conversion to CONST_VECTOR.
4118 2005-09-01 Richard Henderson <rth@redhat.com>
4121 * reload1.c (reload_as_needed): Check !CALL_P before calling
4122 fixup_eh_region_note.
4123 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
4125 2005-09-01 DJ Delorie <dj@redhat.com>
4127 * varasm.c (output_constant): Let the target resolve
4128 conversions of addresses to non-default pointer sizes.
4130 2005-09-01 Nicolas Pitre <nico@cam.org>
4132 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
4133 to alow matching ARM pre-indexed addressing mode.
4134 (arm_override_options): Remove now irrelevant comment.
4136 2005-09-01 Phil Edwards <phil@codesourcery.com>
4138 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
4139 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
4140 * config/i386/vxworks.h: Likewise.
4141 * config/i386/t-vxworksae: New file, for VxWorks AE.
4142 * config/i386/vxworksae.h: Likewise.
4144 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
4146 PR tree-optimization/23410
4147 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
4148 sequence is not wrapping during the first step.
4150 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4153 * dwarf2out.c (base_type_die): Compare char_type_node with
4154 TYPE_MAIN_VARIANT (type), not type.
4156 2005-09-01 Richard Guenther <rguenther@suse.de>
4158 PR tree-optimization/15366
4159 * common.opt: Add -finline-functions-called-once.
4160 Put -fearly-inlining in alphabetically ordered place.
4161 * doc/invoke.texi: Document new option.
4162 * ipa-inline.c (cgraph_decide_inlining): Honour
4163 flag_inline_functions_called_once.
4165 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4167 PR rtl-optimization/23478
4168 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
4169 (alloc_qty): Initialize it.
4170 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
4171 (combine_regs): Combine also n_throwing_calls_crossed fields.
4172 (find_free_reg): Don't attempt to caller-save pseudos crossing
4173 calls that might throw.
4174 * global.c (struct allocno): Add throwing_calls_crossed field.
4175 (global_alloc): Revert 2005-08-22 change. Initialize
4176 throwing_calls_crossed.
4177 (find_reg): Don't attempt to caller-save pseudos crossing calls that
4180 2005-09-01 Alan Modra <amodra@bigpond.net.au>
4183 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
4184 (mask64_operand): Reinstate code prior to 2005-06-11 change.
4185 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
4186 (and64_2_operand): Tweak to use predicate.
4187 (and_operand): Adjust for mask_operand changes.
4188 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
4189 (print_operand): Likewise.
4190 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
4191 (mask64_1or2_operand): Delete.
4192 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
4193 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
4194 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
4195 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
4196 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
4197 (rotldi3_internal4): Likewise.
4198 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
4199 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
4200 (ashldi3_internal7): Likewise.
4201 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
4202 (ashldi3_internal, ashldi3_internal9 split): Likewise.
4203 (anddi3 split): Don't match mask64_operand.
4204 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
4205 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
4206 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
4207 't' splitter predicate.
4208 (movdi_internal64 + 2): Revert 2005-06-11 change.
4210 2005-08-31 DJ Delorie <dj@redhat.com>
4212 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
4213 (m32c_asm_integer): Add support for 32 bit pointers.
4215 2005-08-31 Richard Henderson <rth@redhat.com>
4217 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
4218 component-like references for setting MEM_NOTRAP_P.
4220 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
4221 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
4223 2005-08-31 Richard Henderson <rth@redhat.com>
4225 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
4226 into a pseudo before applying gen_lowpart.
4228 2005-08-31 Geoffrey Keating <geoffk@apple.com>
4230 * doc/install.texi (Specific): Update cctools version required
4231 for full functionality.
4232 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
4233 linkers as -macosx_version_min.
4235 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
4238 * sh.c (print_operand, %R and %S): Add handling of floating point
4239 registers, memory, constants and invalid operands.
4241 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
4243 * ipa-pure-const.c: Change dump name.
4245 2005-08-31 Uros Bizjak <uros@kss-loka.si>
4248 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
4249 to "reg_or_0_operand".
4250 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
4252 2005-08-31 Dale Johannesen <dalej@apple.com>
4254 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
4255 loops that count down.
4257 2005-08-31 Richard Henderson <rth@redhat.com>
4260 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
4261 (fixup_eh_region_note): New.
4262 (reload_as_needed): Call it.
4263 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
4264 don't call find_many_sub_basic_blocks; call verify_flow_info.
4265 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
4266 (keep_stack_depressed): Likewise.
4267 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
4269 2005-08-31 Richard Henderson <rth@redhat.com>
4271 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
4274 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
4276 * expr.c (expand_expr_real_1): Compare size of address
4277 mode to target's address mode size in deciding expansion of
4278 the constant address.
4280 2005-08-31 Richard Guenther <rguenther@suse.de>
4283 * expr.c (all_zeros_p): New function.
4284 (expand_expr_real_1): Handle the case of an all-zero
4285 non-addressable constructor separately.
4287 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
4289 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
4290 arguments, adjust all callers.
4291 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
4293 2005-08-30 Richard Henderson <rth@redhat.com>
4296 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
4297 whenever the mode sizes match.
4299 2005-08-31 Alan Modra <amodra@bigpond.net.au>
4301 * calls.c (load_register_parameters): Fix comment typo.
4302 * expr.c (emit_push_insn): Comment formatting.
4304 2005-08-30 Ian Lance Taylor <ian@airs.com>
4306 * config/i386/x-cygwin (host-cygwin): Change dependency from
4307 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
4309 2005-08-29 Geoffrey Keating <geoffk@apple.com>
4311 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
4314 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
4317 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
4318 call to ggc_collect.
4320 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
4323 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
4324 beginning. Remove $(INCLUDES) from all the rules, if following
4325 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
4327 2005-08-29 Jakub Jelinek <jakub@redhat.com>
4330 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
4331 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
4332 not constant, but maxlen is, don't set len to maxlen, rather
4333 set maxlen to len if len is a constant.
4335 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
4337 PR tree-optimization/23475
4338 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
4341 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
4343 Fix PR middle-end/22455
4345 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
4346 Checksum only the parts of the tree that exist for the tree code.
4348 2005-08-28 Dale Johannesen <dalej@apple.com>
4350 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
4352 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
4354 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
4356 2005-08-28 Richard Henderson <rth@redhat.com>
4358 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
4359 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
4362 2005-08-28 Jakub Jelinek <jakub@redhat.com>
4365 * builtins.c (get_memory_rtx): Don't strip nops
4366 in between COMPONENT_REFs.
4368 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
4371 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
4373 (gimplify_modify_expr): Check for zero sized types and gimplify the
4374 rhs and lhs as statements.
4376 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
4379 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
4380 state for return address column of signal frames.
4382 2005-08-27 David Edelsohn <edelsohn@gnu.org>
4385 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
4386 bytes >= 2 not bytes == 2.
4387 (expand_block_move): Same.
4389 2005-08-27 Richard Guenther <rguenther@suse.de>
4392 * config/i386/sse.md (sse2_movsd): Add missing closing
4395 2005-08-27 Paul Brook <paul@codesourcery.com>
4397 * genrecog.c (enum decision_type): Add DT_num_insns.
4398 (struct decision_test): Add u.num_insns.
4399 (add_to_sequence): Add DT_num_insns test.
4400 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
4401 (write_cond, debug_decision_2): Ditto.
4402 (change_state): Assume peep2_next_insn never fails.
4403 Remove "afterward" argument.
4404 (write afterward, write_tree): Update to match.
4405 * recog.c (peep2_current_count): New variable.
4406 (peep2_next_insn): Check it.
4407 (peephole2_optimize): Set peep2_current_count.
4408 * recog.h (peep2_current_count): Declare.
4410 2005-08-26 Josh Conner <jconner@apple.com>
4413 * ipa-pure-const.c (check_tree): Check for volatile-ness
4414 when considering a dereference.
4416 2005-08-27 Jakub Jelinek <jakub@redhat.com>
4418 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
4420 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4422 PR rtl-optimization/23561
4423 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
4424 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
4425 at most LEN bytes long memory fits into the field.
4426 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
4427 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
4428 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
4430 2005-08-26 Richard Henderson <rth@redhat.com>
4433 * loop.c (biased_biv_may_wrap_p): New.
4434 (maybe_eliminate_biv_1): Use it to suppress non-equality
4435 comparison transformations. Delete disabled code.
4437 2005-08-26 Ian Lance Taylor <ian@airs.com>
4439 * combine.c (make_extraction): Avoid reference outside object.
4441 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
4443 * stor-layout.c (finalize_type_size): Restore behaviour for
4444 non-aggregate types to the status quo ante of the patch for
4445 pr 23467. Document why it matters.
4447 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4450 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
4451 array by one element, initialize the BT_LAST element with NULL.
4453 2005-08-26 David Edelsohn <edelsohn@gnu.org>
4455 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
4456 optimizing for size.
4458 (compare_plus_eqsi): Same.
4459 (plus_eqsi_compare): Same.
4460 (neg_eq0<mode>): Same.
4461 (neg_eq<mode>): Same.
4463 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
4466 2005-08-26 Nick Clifton <nickc@redhat.com>
4468 * config/v850/v850.c (ep_memory_operand): Return FALSE if
4469 TARGET_EP is not defined.
4470 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
4471 TARGET_EP is enabled.
4472 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
4473 * config/v850/v850.md (save_all_interrupt): Only use the EP
4474 register if TARGET_EP is defined.
4475 (restore_all_interrupt): Likewise.
4476 * config/v850/lib1funcs.asm: Update functions so that the EP
4477 register is only used if __EP__ is defined.
4479 2005-08-26 David Ung <davidu@mips.com>
4481 * config/mips/mips.c (mips_expand_prologue): Handle case when
4482 generating for MIPS16 and the outgoing argument area is more than
4483 SMALL_OPERAND. Use the frame pointer as temporary to generate the
4486 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
4488 * config/crx/crx.md: Make doloop_end pattern usage controllable
4489 via mloop-nesting=<max-nesting> command line switch. Make sure
4490 the combiner cannot use doloop_end_<mode> in an illegal way.
4491 * config/crx/crx.c: Use regs up to r6 for argument passing.
4492 Refine crx_address_cost (non cst4 displacements are expensive).
4493 * config/crx/crx.opt: Add switch for mloop-nesting=.
4495 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
4497 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
4498 (UNSPEC_MVST): New constant.
4500 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
4502 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
4503 Reject operands containing eliminable registers.
4504 * testsuite/gcc.dg/20050825-1.c: New testcase.
4506 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4507 Jan Hubicka <jh@suse.cz>
4509 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
4511 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4513 PR tree-optimization/23546
4514 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
4517 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
4519 * params.def (PARAM_MIN_SPEC_PROB): New.
4520 * sched-rgn.c (MIN_PROBABILITY): Delete.
4521 (compute_trg_info): Convert to PARAM_VALUE.
4522 * doc/invoke.texi (param): Document min-spec-prob.
4524 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
4526 * config/darwin.h: define __PIC__
4527 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
4528 TARGET_OS_CPP_BUILTINS macro.
4530 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4532 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
4535 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4537 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
4539 * cfghooks.c (duplicate_block): Added position where to place
4540 new block as argument.
4541 * cfghooks.h (duplicate_block): Declaration changed.
4542 * cfglayout.c (copy_bbs): Add argument after. Pass it to
4544 * cfglayout.h (copy_bbs): Declaration changed.
4545 * cfgloop.h (loop_version): Declaration changed.
4546 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
4547 position to copy_bbs.
4548 (loop_version): Pass position to duplicate_loop_to_header_edge.
4549 Add place_after argument and position new blocks according to
4551 * modulo-sched.c (sms_schedule): Pass place_after argument
4553 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
4554 * tree-cfg.c (split_edge_bb_loc): New function.
4555 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
4556 to determine position of new blocks.
4557 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
4559 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
4560 argument to duplicate_block.
4561 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
4562 Pass position to copy_bbs.
4564 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4566 * fold-const.c (ptr_difference_const): Use
4567 cst_and_fits_in_hwi instead of host_integerp.
4569 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4571 * config/darwin.c (gen_pic_offset): New.
4572 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
4575 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
4577 PR tree-optimization/23486
4578 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
4580 2005-08-23 Phil Edwards <phil@codesourcery.com>
4582 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
4583 remove use_collect2.
4584 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
4586 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
4587 configuration files to override the default value.
4589 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
4590 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
4591 * config/vx-common.h: New file, split out from...
4592 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
4593 * config/vxworksae.h: New file, for VxWorks AE.
4594 * config/vxworks.opt: New file.
4595 * config/vxlib.c: Update for VxWorks 6.
4597 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
4598 other MULTILIB_* variables appropriately.
4599 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
4600 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
4601 * config/rs6000/vxworks.h: Update for VxWorks 6.
4602 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
4604 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
4607 * config/darwin.c (machopic_select_section): Remove the hack to
4608 mark "::operator new" and "::operator delete" for coalescing
4609 even though they are not weak.
4611 2005-08-24 Alan Modra <amodra@bigpond.net.au>
4613 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
4614 * configure: Regenerate.
4616 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4619 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
4621 * convert.c (convert_to_integer, convert_to_vector): Likewise.
4622 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
4625 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4627 * config/rs6000/predicates.md (equality_operator): New.
4628 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
4629 comparison with a large constant.
4631 2005-08-23 Mark Mitchell <mark@codesourcery.com>
4633 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
4635 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
4637 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
4638 registers is even, and we have a hardware double precision fp,
4640 (sh_gimplify_va_arg_expr): For floating point arguments, consider
4641 size of current argument when checking if argument was passed in
4644 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
4647 * stor-layout.c (finalize_type_size): Dont override
4648 existing alignment with a smaller alignment from the mode.
4650 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4652 * lambda-code.c (lambda_vector_lexico_pos): Moved...
4653 * lambda.h (lambda_vector_lexico_pos): ... here.
4654 * tree-data-ref.c (build_classic_dist_vector): Return false when
4655 the distance vector is lexicographically negative.
4657 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4659 PR tree-optimization/23511
4660 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
4661 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
4663 2005-08-23 Jakub Jelinek <jakub@redhat.com>
4665 PR tree-optimization/22043
4666 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
4667 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
4668 If ALLOW_FLEXARR, handle types ending with flexible array member.
4669 Pass false as second argument to recursive count_type_elements calls.
4670 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
4671 argument to count_type_elements call.
4672 * tree-sra.c (decide_block_copy): Likewise.
4673 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
4674 for a constant-sized object, set cleared as well. Pass true as
4675 second argument to count_type_elements call.
4677 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4680 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
4681 from legitimate_small_data_p, and make global. Update use.
4682 Remove forward declaration.
4683 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
4685 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
4687 2005-08-23 David Edelsohn <edelsohn@gnu.org>
4689 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
4690 of scratch intermediates.
4691 (eq<mode>_compare): Same.
4692 (neg_eq0<mode>): New.
4693 (neg_eq<mode>): Convert to define_insn_and_split.
4695 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4698 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
4699 stdarg functions, set/clear the fp marker even when no variable
4701 * config/rs6000/sysv4.opt (mprototype): Describe.
4703 2005-08-22 Jakub Jelinek <jakub@redhat.com>
4705 PR rtl-optimization/23478
4706 * regs.h (reg_info): Add throw_calls_crossed.
4707 (REG_N_THROWING_CALLS_CROSSED): Define.
4708 * flow.c (allocate_reg_life_data): Initialize
4709 REG_N_THROWING_CALLS_CROSSED.
4710 (propagate_one_insn, attempt_auto_inc): Update
4711 REG_N_THROWING_CALLS_CROSSED.
4712 * global.c (global_alloc): Don't allocate pseudos across
4713 calls that may throw.
4715 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
4718 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
4719 value is inbetween the range if we did not find an exact match.
4721 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
4723 * doc/invoke.texi (Option Summary): Add ms1 options.
4724 * doc/extend.texi: Document interrupt handler attribute for ms1.
4725 * doc/md.texi: Document ms1 constraints.
4726 * config.gcc: Add ms1-*-elf.
4727 * config/ms1/ms1.h: New.
4728 * config/ms1/ms1.c: New.
4729 * config/ms1/ms1.md: New.
4730 * config/ms1/ms1-protos.h: New.
4731 * config/ms1/ABI.txt: New.
4732 * config/ms1/crti.asm: New.
4733 * config/ms1/crtn.asm: New.
4734 * config/ms1/lib2extra-funcs.c: New.
4735 * config/ms1/t-ms1: New.
4736 * config/ms1/ms1.opt: New.
4738 2005-08-22 Ira Rosen <irar@il.ibm.com>
4740 * config/rs6000/altivec.md (xorv4sf3): New.
4741 (negv4sf2, neg<mode>2): Likewise.
4743 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
4746 * config/ia64/ia64.md (divsi3): Check divide by zero.
4747 (udivsi3): Likewise.
4749 (udivdi3): Likewise.
4751 2005-08-21 Jakub Jelinek <jakub@redhat.com>
4753 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
4754 up to elem_bitsize bits, not max_bitsize.
4756 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4758 PR tree-optimization/23433
4759 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
4760 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
4762 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4764 PR tree-optimization/23434
4765 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
4766 the iteration bound is not an INTEGER_CST.
4768 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
4770 * tree-vect-transform.c (get_initial_def_for_reduction): Set
4771 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
4772 NULL if need_epilog_adjust is false.
4773 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
4774 Case 3 always peels first itration, not just for PLUS case, and no need
4775 to use scalar_initial_def here. Create an epilog adjustment only if
4776 scalar_initial_def is not NULL.
4778 (vectorizable_reduction): Remove assert.
4780 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
4783 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
4784 (__moddi3): Likewise.
4785 (__udivdi3): Likewise.
4786 (__umoddi3): Likewise.
4787 (__divsi3): Likewise.
4788 (__modsi3): Likewise.
4789 (__udivsi3): Likewise.
4790 (__umodsi3): Likewise.
4792 2005-08-20 Jakub Jelinek <jakub@redhat.com>
4794 * tree-pass.h (TDF_GRAPH): Define.
4795 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
4796 * passes.c (finish_optimization_passes): Only call
4797 finish_graph_dump_file if TDF_GRAPH is set.
4798 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
4799 NULL. Set TDF_GRAPH bit.
4800 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
4802 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
4804 * arm.h (arm_stack_offsets): Add locals_base field.
4805 * arm.c (arm_get_frame_offsets): Compute it.
4806 (thumb_compute_initial_elimination offset): Make the Thumb frame
4807 pointer point to the base of the local variables.
4808 (thumb_expand_prologue): Update accordingly.
4809 (thumb_expand_epilogue): Likewise.
4811 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
4812 mode of clobbered scratch to DImode. Handle a case that's known to
4815 2005-08-19 David Edelsohn <edelsohn@gnu.org>
4817 * config/rs6000/rs6000.md (gt0<mode>): Delete.
4818 (gt0<mode>_compare): Delete.
4819 (neg_gt0<mode>): Delete.
4821 2005-08-19 Eric Christopher <echristo@apple.com>
4823 * optabs.h: Change CTI_ to COI_.
4826 2005-08-19 James E Wilson <wilson@specifix.com>
4828 * builtins.c (expand_builtin_return_addr): Set
4829 current_function_accesses_prior_frames when count != 0. Use
4830 frame_pointer_rtx when count == 0.
4831 * function.h (struct function): Add accesses_prior_frames field.
4832 (current_function_accesses_prior_frames): Define.
4833 * reload1.c (init_elim_table): Check
4834 current_function_accesses_prior_frames.
4835 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
4837 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4839 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
4840 indicator. Return true if the flowgraph changed during
4843 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4846 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
4847 conditional expression before testing its value.
4849 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4851 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
4853 2005-08-19 Devang Patel <dpatel@apple.com>
4855 PR tree-optimization/23048
4856 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
4857 third parameter. Check whether latch is dominated by exit
4859 (if_convertible_loop_p): Supply exit block itself to
4860 if_convertible_bb_p.
4862 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4865 * arm.md (arm_load_pic_register): Change argument to the mask of
4866 saved registers. Call thumb_find_work_register if we need a
4867 scratch register on Thumb.
4868 (arm_expand_prologue): Pass empty register set to
4869 arm_load_pic_register.
4870 (thumb_expand_prologue): Pass live_regs_mask directly to
4871 arm_load_pic_register.
4872 * arm-protos.h (arm_load_pic_register): Update prototype.
4874 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
4876 * sh.c (find_sole_member): New function.
4877 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
4878 if the record's alignment is larger than the size of its only member.
4880 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4883 * arm.c (thumb_legitimize_reload_address): New function.
4884 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
4885 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
4887 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
4889 * config/crx/crx.c: Implement crx_decompose_address. Reject
4890 symbolic displacements since CRX register relative adressing
4891 mode can't handle unsigned 32-bit values as displacements.
4892 * config/crx/crx.h: Simplify definitions, remove redundant
4893 parenthesis and obsolete macros.
4894 * config/crx/crx.opt: Add new switch for debugging addresses.
4895 * config/crx/crx-protos.h: Add new declarations for above.
4897 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
4900 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
4903 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4905 * collect2.c (dup2): Delete.
4906 * configure.ac: Don't check for dup2.
4908 * config.in, configure: Regenerate.
4910 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
4912 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
4913 record with the type of its only member.
4915 2005-08-18 David Edelsohn <edelsohn@gnu.org>
4917 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
4918 define_insn_and_split.
4919 (plus_ltu<mode>_compare): Same.
4920 (gtu<mode>_compare): Same.
4921 (plus_gtu<mode>_compare): Same.
4923 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
4925 PR tree-optimization/22228
4926 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
4928 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
4929 are recorded in vect_vnames_to_rename for renaming.
4930 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
4931 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
4932 in vect_vnames_to_rename.
4933 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
4934 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
4936 2005-08-18 Jan Hubicka <jh@suse.cz>
4939 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
4940 info only for local statics, not for member variables.
4942 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4944 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
4946 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4948 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
4950 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
4953 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
4955 2005-08-17 James E Wilson <wilson@specifix.com>
4957 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4960 2005-08-17 David Edelsohn <edelsohn@gnu.org>
4962 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
4963 (leu<mode>_compare): Same.
4964 (plus_leu<mode>): Same.
4965 (neg_leu<mode>): Same.
4966 (and_neg_leu<mode): Same.
4967 (ltu<mode>_compare): Same.
4968 (plus_ltu<mode>): Same.
4970 (geu<mode>_compare): Same.
4971 (plus_geu<mode>): Same.
4972 (neg_geu<mode>): Same.
4973 (and_neg_geu<mode>): Same.
4974 (plus_gt<mode>): Same.
4975 (gtu<mode>_compare): Same.
4976 (plus_gtu<mode>): Same.
4978 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
4980 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
4981 Move call_table_data to end. Delete spurious .text.
4982 (callt_save_all_interrupt): Fix comment typo.
4984 2005-08-17 James E Wilson <wilson@specifix.com>
4985 Kevin Winchester <winchester@amirix.com>
4988 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
4990 2005-08-17 Uros Bizjak <uros@kss-loka.si>
4993 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
4994 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
4996 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
4998 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
4999 record with the type of its only member if the modes don't match.
5001 * varasm.c (decode_reg_name): Skip empty additional register names.
5003 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
5005 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
5006 lsm_tmp_name_length): New.
5007 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
5008 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
5010 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5011 Andreas Krebbel <krebbel1@de.ibm.com>
5013 * config.gcc: Added z9-109 switch.
5014 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
5015 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
5016 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
5017 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
5018 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
5019 for "z9_109" cpu attribute.
5020 * config/s390/s390.c (z9_109_cost): New processor cost structure.
5021 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
5022 (s390_handle_arch_option): Added z9-109 switch.
5023 (override_options): Set respective cost function for z9-109.
5024 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
5025 (legitimate_reload_constant_p): Accept extended immediates.
5026 (print_operand): Three new output modifiers added: k, m and o.
5027 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
5028 (s390_output_mi_thunk): Use extended immediate when possible.
5029 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
5030 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
5031 (CONSTRAINT_LEN): Added length of O constraint.
5032 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
5033 * config/s390/s390.md ("cpu"): New value z9_109 added.
5034 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
5035 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
5036 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
5037 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
5038 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
5039 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
5040 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
5041 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
5042 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
5043 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
5044 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
5045 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
5046 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
5047 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
5048 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
5050 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
5051 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
5052 insns for TARGET_EXTIMM.
5054 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
5056 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
5058 2005-08-17 Nick Clifton <nickc@redhat.com>
5060 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
5061 Call default_encode_section_info.
5063 2005-08-17 Steven Bosscher <stevenb@suse.de>
5065 PR tree-optimization/21574
5066 * tree-ssa-ccp.c (likely_value): If the right hand side is a
5067 constant, return CONSTANT.
5068 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
5069 (ccp_fold, visit_assignment): Likewise.
5070 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
5072 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5074 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
5075 fold_buildN instead of buildN then fold_initializer or fold.
5076 (build_unary_op): Likewise.
5077 (build_binary_op): Likewise.
5078 * fold-const.c (fold_initializer): Remove.
5079 (fold_build1_initializer): New function.
5080 (fold_build2_initializer): New function.
5081 (fold_build3_initializer): New function.
5082 * tree.h (fold_initializer): Remove.
5083 (fold_build1_initializer): New function.
5084 (fold_build2_initializer): New function.
5085 (fold_build3_initializer): New function.
5087 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5089 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
5090 (try_move_mult_to_index): Call fold_build2 instead of build2.
5091 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
5092 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
5093 fold_binary_to_constant.
5094 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
5096 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
5097 check if A == gcd (A, B). Remove TYPE argument.
5098 (analyze_offset) Use fold_build2 instead of fold (build.
5099 (create_data_ref): Likewise.
5100 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
5101 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
5104 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
5106 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
5107 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
5109 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
5112 * gimplify.c (zero_sized_type): New function.
5113 (gimplify_modify_expr_rhs): If we have a zero sized type,
5114 replace the statement with an empty statement.
5116 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
5118 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
5121 2005-08-16 Ian Lance Taylor <ian@airs.com>
5123 * doc/tm.texi (Label Output): Correct typo.
5125 2005-08-16 Steven Bosscher <stevenb@suse.de>
5128 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
5129 force_operand will work later on using have_insn_for.
5131 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5133 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
5135 2005-08-16 Ian Lance Taylor <ian@airs.com>
5138 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
5139 vector type, don't try to construct it element by element. Add an
5140 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
5142 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5144 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
5146 2005-08-16 Geoffrey Keating <geoffk@apple.com>
5148 * doc/invoke.texi (Precompiled Headers): Document some more options
5149 which are known to be safe.
5151 2005-08-16 James E Wilson <wilson@specifix.com>
5153 PR tree-optimization/21105
5154 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5155 TREE_OVERFLOW check.
5157 2005-08-16 David Edelsohn <edelsohn@gnu.org>
5159 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
5160 (neg_ltu<mode>): Same.
5162 (neg_gtu<mode>): Same.
5164 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5166 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
5167 (fold_builtin_isdigit): Use fold_buildN.
5168 (build_function_call_expr): Likewise.
5169 * c-typeck.c (c_finish_loop): Likewise.
5171 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
5172 Richard Shann <rshann@superh.com>
5174 PR middle-end/20396:
5175 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
5177 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
5179 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
5181 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
5184 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
5185 arm_compure_save_reg0_reg12_mask to determine when the PIC register
5188 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5191 * fold-const.c (build_range_check): Disable optimization for function
5192 pointer expressions on targets that require function pointer
5195 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
5197 * simplify-rtx.c (simplify_const_relational_operation): When
5198 extracting arguments of a COMPARE, recompute the mode as well.
5200 2005-08-15 Ian Lance Taylor <ian@airs.com>
5202 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
5204 2005-08-15 DJ Delorie <dj@redhat.com>
5206 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
5208 (movsi_splittable): Allow, but split, moves to the stack.
5209 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
5212 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5214 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
5215 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
5216 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
5218 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
5219 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
5220 Delete HOST_PTR_PRINTF.
5222 * configure, config.in: Regenerate.
5224 2005-08-15 David Edelsohn <edelsohn@gnu.org>
5226 * config/rs6000/rs6000.md (QHSI): New mode macro.
5227 (wd): Extend mode attr for QImode and HImode
5228 (dbits): New mode attr.
5229 (zero_extend<mode>di2): Convert to mode macro.
5231 2005-08-15 Steve Ellcey <sje@cup.hp.com>
5234 * doc/invoke.texi (-mgnu-ld): Update description.
5237 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5240 * Makefile.in (tree-chrec.o): Depends on real.h.
5241 * tree-chrec.c: Include real.h.
5242 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
5243 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
5244 * tree-scalar-evolution.c (add_to_evolution_1,
5245 interpret_rhs_modify_expr): Ditto.
5247 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5250 * tree-data-ref.c (estimate_niter_from_size_of_data): When
5251 step is negative compute the estimation from init downwards to zero.
5253 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
5255 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
5257 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5259 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
5261 (legitimate_reload_constant_p): Fix handling of lliXX operands.
5262 Accept double-word constants that can be split.
5263 * config/s390/s390.md ("movti"): Use 'P' constraint.
5264 ("*movdi_31", "*movdf_31"): Likewise.
5266 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
5268 Fix PR tree-optimization/22615
5270 * tree-ssa-structalias.c (solution_set_add): Handle
5271 first_vi_for_offset returning NULL.
5272 (do_da_constraint): Ditto.
5273 (do_sd_constraint): Ditto.
5274 (do_ds_constraint): Ditto
5275 (find_func_aliases): Ditto.
5276 (build_constraint_graph): RHS is allowed be ANYTHING.
5277 (first_vi_for_offset): Return NULL if we couldn't find anything at
5280 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5282 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
5283 over memory as first operand.
5285 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
5288 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
5289 available for setting it.
5291 2005-08-14 Ira Rosen <irar@il.ibm.com>
5293 PR tree-optimization/23320
5294 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
5295 data-refs' types instead of base object nullness. Add check for
5296 pointer type data-refs before first location comparison. Remove
5299 2005-08-14 Andreas Schwab <schwab@suse.de>
5301 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
5303 2005-08-13 James E Wilson <wilson@specifix.com>
5305 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
5306 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
5307 -fstack-protector-all, --param ssp-buffer-size): Document.
5308 (-Wvariadic-macros): Alphabetize.
5309 (-fsched-stalled-insns-dep): Add missing 'f'.
5311 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
5314 2005-08-13 David Edelsohn <edelsohn@gnu.org>
5316 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
5317 or indirect address operand.
5318 (EXTRA_ADDRESS_CONSTRAINT): New.
5319 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
5321 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
5323 PR tree-optimization/22236
5324 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
5325 successors and predecessors.
5326 * tree-chrec.c (chrec_convert): Before converting, check that
5327 sequences don't wrap.
5328 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
5329 (analyze_array): Extern.
5330 (find_data_references_in_loop): Remove call to
5331 compute_estimated_nb_iterations.
5332 * tree-data-ref.h (analyze_array): Declared.
5333 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
5334 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
5335 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
5336 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
5338 * tree-ssa-loop-ivcanon.c: Fix documentation.
5339 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
5340 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
5341 (infer_loop_bounds_from_undefined): New.
5342 (estimate_numbers_of_iterations_loop): Use
5343 infer_loop_bounds_from_undefined.
5344 (used_in_pointer_arithmetic_p): New.
5345 (scev_probably_wraps_p): Pass an extra parameter. Call
5346 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
5347 (convert_step): Fix documentation.
5348 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
5349 Use initial_condition_in_loop_num and evolution_part_in_loop_num
5350 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
5351 scev_probably_wraps_p.
5353 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5355 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
5356 (s390_register_info): Ignore clobbered_regs information for fixed
5357 registers, and only fixed registers.
5358 (s390_init_frame_layout): Remove redundant call.
5360 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
5362 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
5363 description of -Wold-style-casts.
5365 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5366 Jakub Jelinek <jakub@redhat.com>
5368 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5369 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
5370 * config/s390/s390.c (print_operand): New output modifier 'G' added.
5371 (get_thread_pointer): Renamed to s390_get_thread_pointer.
5372 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
5373 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
5374 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
5375 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5376 ("stack_protect_set", "stack_protect_test"): New expanders.
5377 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
5378 "stack_protect_testdi"): New insn definitions.
5380 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5382 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
5384 2005-08-12 Paul Brook <paul@codesourcery.com>
5386 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
5388 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5390 * config/s390/predicates.md (setmem_operand): New predicate.
5391 (shift_count_operand): Accept ANDs with special constants as
5393 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
5394 with special constants.
5395 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
5396 shift_count_operand with setmem_operand.
5398 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5400 * config/s390/s390.c (s390_extract_part, s390_single_part):
5402 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
5403 (s390_output_mi_thunk): Don't use lg on 31 bit.
5404 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
5405 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
5407 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5409 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
5410 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
5411 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
5412 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
5413 with one of the new macros.
5415 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5417 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
5418 Don't set save_return_addr_p.
5419 (s390_register_info): Make clobbered_regs not depending on
5422 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5424 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
5425 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
5427 2005-08-11 James E. Wilson <wilson@specifix.com>
5429 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
5431 2005-08-11 Jakub Jelinek <jakub@redhat.com>
5433 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
5434 locations gathered by var-tracking in single entry loc_list
5435 over loc_descriptor_from_tree.
5437 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
5438 pass it down to loc_descriptor.
5439 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
5440 (containing_function_has_frame_base): Move earlier in the file.
5441 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
5442 instead of always assuming fbreg can't be used.
5444 2005-08-11 David Edelsohn <edelsohn@gnu.org>
5446 * config/rs6000/altivec.md: Change constraint "m" to "Z".
5447 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5448 Accept address wrapped in AND for Altivec.
5449 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5450 Strip AND wrapping offset address for Altivec.
5452 2005-08-11 Richard Henderson <rth@redhat.com>
5455 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
5456 before using TYPE_IS_SIZETYPE.
5458 2005-08-11 Richard Henderson <rth@redhat.com>
5461 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
5462 insn types not present on ev4.
5463 (alphaev5_insn_pipe): Similarly.
5465 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
5468 * arm.c (arm_override_options): If the user has selected callee-super-
5469 interworking, then enable normal interworking.
5471 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5473 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
5476 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
5478 * doc/rtl.texi: Fix two typos.
5480 2005-08-11 Richard Guenther <rguenther@suse.de>
5483 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
5484 cases where we call to/from functions returning void.
5486 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
5489 * tree.c (build_pointer_type_for_mode): Robustify.
5491 2005-08-10 James E Wilson <wilson@specifix.com>
5493 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
5494 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
5496 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
5499 2005-08-10 Eric Christopher <echristo@apple.com>
5501 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
5502 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
5505 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
5508 * config/darwin.c (machopic_indirect_data_reference): Use a new register
5509 for the high part when generating dynamic-no-pic code.
5511 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
5513 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
5514 (x86_64-*-linux*): Likewise.
5516 * config/i386/crtfastmath.c: New file.
5517 * config/i386/t-crtfm: Likewise.
5519 * config/i386/linux.h (ENDFILE_SPEC): New.
5520 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
5522 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5525 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
5527 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
5528 (vec_shl, vec_shr): Document new operations.
5529 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
5531 2005-08-10 David Edelsohn <edelsohn@gnu.org>
5533 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
5534 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
5535 change predicate to indexed_or_indirect_address.
5537 2005-08-10 Richard Sandiford <richard@codesourcery.com>
5539 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
5540 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
5541 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
5542 and __aeabi_uwrite8.
5543 * config/arm/unaligned-funcs.c: New file.
5544 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
5546 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
5548 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
5550 * cfglayout.c (pass_insn_locators_initialize): Add dump.
5551 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
5553 * except.c (pass_convert_to_eh_region_ranges): Add dump.
5554 * final.c (pass_shorten_branches): Add dump.
5555 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
5556 (pass_life): Rename dump.
5557 (rest_of_handle_flow2): Remove initial verify_flow_info.
5558 * function.c (pass_instantiate_virtual_regs): Add dump.
5559 * integrate.c (pass_initial_value_sets): Add dump.
5560 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
5561 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
5562 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
5563 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
5564 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
5565 gate_rtl_unrool_and_peel_loops): New.
5566 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
5567 rtl_doloop): Do not look at flags.
5568 * mode-switching.c (pass_mode_switching): Add dump.
5569 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
5570 pass_split_before_regstack): Add dump.
5571 * regmove.c (pass_stack_adjustments): Add dump.
5572 * tree-optimize.c (pass_fixup_cfg): Add dump.
5574 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5577 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
5578 deciding which instruction sequence to use.
5580 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
5582 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
5583 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
5585 2005-08-09 Richard Guenther <rguenther@suse.de>
5587 * c-common.c (builtin_function_2): Remove.
5588 (def_builtin_1): New function.
5589 (c_common_nodes_and_builtins): Use def_builtin_1 to
5590 build builtin functions.
5592 2005-08-09 Jie Zhang <jie.zhang@analog.com>
5594 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
5595 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5596 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
5599 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5601 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
5602 fold_binary instead of fold_build2 since we don't care about the
5604 (loop_niter_by_eval): Likewise.
5605 (compare_trees): Likewise.
5606 (proved_non_wrapping_p): Likewise.
5608 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5612 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
5613 if the if is really empty.
5615 2005-08-09 Steven Bosscher <stevenb@suse.de>
5617 PR tree-optimization/23234
5618 * tree-ssa-math-opts.c (place_reciprocal): New enum.
5619 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
5620 argument of the new enum.
5621 (execute_cse_reciprocals): Add reciprocals for function arguments
5622 on the unique successor edge of the entry block. Update other calls
5623 to execute_cse_reciprocals_1.
5625 2005-08-08 Richard Henderson <rth@redhat.com>
5628 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
5630 2005-08-08 Bob Wilson <bob.wilson@acm.org>
5632 * expr.c (write_complex_part): Return after handling MEM.
5634 2005-08-08 Josh Conner <jconner@apple.com>
5636 PR rtl-optimization/23241
5637 * combine.c (simplify_comparison): Fix error in determining
5638 whether to lift a subreg from comparison.
5640 2005-08-08 David Edelsohn <edelsohn@gnu.org>
5643 * config/rs6000/altivec.md (vec_init<mode>): New.
5644 (vec_set<mode>): New.
5645 (vec_extract<mode>): New.
5646 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
5647 (rs6000_expand_vector_set): New.
5648 (rs6000_expand_vector_extract): New.
5649 (rs6000_legitimate_offset_address_p): Offset addresses are valid
5650 for Altivec modes before reload.
5651 (altivec_expand_vec_init_builtin): New.
5652 (get_element_number): New.
5653 (altivec_expand_vec_set_builtin): New.
5654 (altivec_expand_vec_ext_builtin): New.
5655 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
5657 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
5659 * config/rs6000/rs6000.h (rs6000_builtins): Add
5660 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
5661 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
5662 * config/rs6000/rs6000-protos.h: Declare new functions.
5664 2005-08-08 Jan Hubicka <jh@suse.cz>
5666 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
5667 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
5668 * i386.md (movdi*): Use pic_32bit_operand.
5669 * predicates.md (pic_32bit_operand): New.
5671 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
5674 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
5676 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
5678 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
5679 (test_for_singularity): Use fold_build2.
5681 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5683 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
5685 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
5687 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
5688 (COMMON_ASM_OP) Define.
5689 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
5690 (ix86_encode_section_info): Likewise.
5691 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
5692 SUBTARGET_ENCODE_SECTION_INFO.
5694 2005-08-06 Richard Henderson <rth@redhat.com>
5697 * tree-nested.c (convert_local_reference): Save and restore val_only
5698 around component_ref and friends. Clear walk_subtrees by default.
5700 2005-08-06 Peter O'Gorman <peter@pogma.com>
5703 * gcc.c (process_command): Check the argument to -b has a dash.
5704 * doc/invoke.texi: Update -b and -V docs.
5706 2005-08-06 James E Wilson <wilson@specifix.com>
5708 * config/mips/cross64.h, config/mips/t-cross64: Delete.
5710 2005-08-06 Michael Matz <matz@suse.de>
5712 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
5713 member only if only one insn is associated with the value.
5715 2005-08-06 Nick Clifton <nickc@redhat.com>
5717 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
5719 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
5720 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
5721 Check symbol flags instead of symbol name mangling.
5722 (xstormy16_asm_output_aligned_common): Likewise. Also
5723 simplify code since the bss100_section cass is the only case
5724 where the below100 code will be triggered.
5725 (xstormy16_encode_section_info): Encode below100 attribute
5726 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
5728 (xstormy16_strip_name_encoding): Delete - this function is no
5730 (TARGET_STRIP_NAME_ENCODING): Undefine.
5731 * config/stormy16/stormy16-protos.h: Delete prototype for
5732 xstormy16_strip_name_encoding.
5734 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
5736 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
5737 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
5738 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
5739 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
5740 config/alpha/predicates.md, config/arc/arc.h,
5741 config/arm/arm.h, config/arm/ieee754-df.S,
5742 config/arm/ieee754-sf.S, config/bfin/bfin.c,
5743 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
5744 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
5745 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
5746 config/m68hc11/m68hc11.h, config/mips/mips.c,
5747 config/mips/mips.h, config/mips/openbsd.h,
5748 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
5749 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
5750 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5751 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
5752 config/sparc/linux.h, config/sparc/linux64.h,
5753 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
5754 doc/extend.texi, doc/gcov.texi, doc/install.texi,
5755 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
5756 typos. Follow spelling conventions.
5758 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
5761 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
5762 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
5763 specially. Check for side effects only for COND_EXPR.
5764 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
5765 return with TREE_NO_WARNING.
5767 2005-08-06 Richard Sandiford <richard@codesourcery.com>
5769 PR rtl-optimization/23233
5770 * loop.c (combine_movables): Require the modes to be the same.
5771 (move_movables): Remove handling of cases where the replacement
5772 had a different mode to the original.
5774 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
5776 PR tree-optimization/23128
5777 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
5778 subtraction wrap, and set TREE_OVERFLOW if they do.
5780 2005-08-05 Richard Henderson <rth@redhat.com>
5783 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
5784 FORCED_LABEL labels.
5786 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
5789 * reload.c (find_reloads_subreg_address): Pass down TYPE
5790 unchanged. Change all callers except find_reloads_toplev.
5792 2005-08-05 Michael Matz <matz@suse.de>
5794 * genattrtab.c (current_alternative_string): Remove.
5795 (SIMPLIFY_ALTERNATIVE): Ditto.
5796 (attr_alt_bit_p): Ditto.
5797 (alternative_name): Make const char *.
5798 (evaluate_eq_attr): Remove use of above things.
5799 (simplify_test_exp): Ditto.
5800 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
5801 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
5803 2005-08-04 James E Wilson <wilson@specifix.com>
5805 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
5806 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
5807 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
5808 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
5809 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
5811 2005-08-04 Richard Henderson <rth@redhat.com>
5814 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
5815 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
5816 * tree-sra.c (decide_block_copy): Use it. Disable element copy
5817 if we'd have to instantiate too many members.
5819 2005-08-04 Richard Henderson <rth@redhat.com>
5822 * tree-outof-ssa.c (coalesce_asm_operands): New.
5823 (coalesce_ssa_name): Use it. Split out ...
5824 (coalesce_phi_operands, coalesce_result_decls): ... these.
5826 2005-08-04 Paul Brook <paul@codesourcery.com>
5828 * read-rtl.c (read_quoted_string): Break if EOF.
5830 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
5832 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
5833 (fold_build2): Likewise.
5834 (fold_build3): Likewise.
5835 (fold_build1_stat): New function prototype.
5836 (fold_build2_stat): Likewise.
5837 (fold_build3_stat): Likewise.
5838 * fold-const.c (fold_build1): Rename to ..
5839 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5840 through to build1_stat.
5841 (fold_build2): Rename to ..
5842 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5843 through to build2_stat.
5844 (fold_build3): Rename to ..
5845 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5846 through to build3_stat.
5848 2005-08-04 David Edelsohn <edelsohn@gnu.org>
5849 Ian Lance Taylor <ian@airs.com>
5851 * function.c (assign_stack_local_1): Do not correct stack slot
5852 address if allocation size is smaller than mode size.
5854 2005-08-04 Diego Novillo <dnovillo@redhat.com>
5857 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
5858 (tree_merge_blocks): Propagate anything allowed by
5860 Clarify documentation.
5861 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
5862 SSA form, schedule an update if necessary.
5864 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
5866 * doc/install.texi (Binaries): Remove broken link to
5867 Sinix/Reliant Unix binaries.
5869 2005-08-03 Richard Henderson <rth@redhat.com>
5872 * function.c (stack_protect_epilogue): Export.
5873 * tree.h (stack_protect_epilogue): Declare.
5874 * calls.c (expand_call): Call it.
5876 2005-08-03 Eric Christopher <echristo@apple.com>
5878 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
5879 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
5882 2005-08-04 Jan Hubicka <jh@suse.cz>
5884 * profile.c (branch_prob): Split edges with goto locus on them
5885 to get proper line counts.
5886 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
5888 2005-08-03 Paul Brook <paul@codesourcery.com>
5890 * function.c (assign_parms): Round current_function_args_size
5891 to PARM_BOUNDARY, not STACK_BOUNDARY.
5893 2005-08-03 Geoffrey Keating <geoffk@apple.com>
5895 * config/i386/i386.c (x86_elf_aligned_common)
5896 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
5898 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
5900 PR tree-optimization/23157
5901 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
5902 before emitting them.
5904 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5906 PR tree-optimization/19899
5907 * Makefile.in (tree-scalar-evolution.o): Add real.h.
5908 * tree-scalar-evolution.c: Include real.h.
5909 (add_to_evolution): Build constant -1 of correct type.
5911 2005-08-03 Jan Hubicka <jh@suse.cz>
5913 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
5914 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
5915 profile updating for complette unrolling.
5916 * loop-unroll.c (peel_loop_completely): Use it.
5917 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
5918 (tree_unroll_loops_completely): Disable code growing unrolling of cold
5921 2005-08-03 Paul Brook <paul@codesourcery.com>
5923 * combine.c (can_change_dest_mode): New function.
5924 (try_combine, simplify_set): Use it.
5926 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
5928 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
5931 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
5933 * doc/install.texi (Specific): Adjust link to openavr.org.
5934 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
5935 (Binaries): Adjust HP-UX Porting Center link.
5936 (Binaries): Adjust Free Software Foundation ordering link.
5938 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
5940 * convert.c (convert_to_integer): Use fold_build1 instead of
5941 build1 when converting an integer to an integer.
5943 2005-08-02 Richard Henderson <rth@redhat.com>
5945 * combine.c (combine_instructions): Don't use reg_equal/equiv
5946 results if the mode doesn't match.
5948 2005-08-02 Mark Mitchell <mark@codesourcery.com>
5950 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
5951 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
5953 2005-08-02 Richard Henderson <rth@redhat.com>
5956 * explow.c (memory_address): Remove special-case for
5957 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
5959 2005-08-02 Diego Novillo <dnovillo@redhat.com>
5962 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
5963 number of calls to cleanup_tree_cfg_1.
5965 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
5967 * doc/invoke.texi: document file extensions .F90 and .F95
5969 2005-08-02 Richard Guenther <rguenther@suse.de>
5971 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
5972 positive if its first argument is positive.
5974 2005-08-02 Richard Guenther <rguenther@suse.de>
5976 PR tree-optimization/23177
5977 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
5980 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
5982 PR tree-optimization/23129
5983 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
5984 varying for divisions with anti-ranges.
5986 2005-08-02 Jan Hubicka <jh@suse.cz>
5988 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
5989 * tree-ssa-threadupdate.c (thread_block): Add it here.
5991 2005-08-01 James E Wilson <wilson@specifix.com>
5993 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
5994 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
5995 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
5997 * config/mips/predicates.md (const_call_insn_operand): Add check for
5998 SYMBOL_REF_LONG_CALL_P.
5999 * doc/extend.texi (long_call): Document the new attribute.
6001 2005-08-01 Ian Lance Taylor <ian@airs.com>
6002 Richard Henderson <rth@redhat.com>
6004 * Makefile.in (RTL_BASE_H): Add real.h.
6005 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
6007 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
6009 * rtl.c (rtl_check_failed_code_mode): New.
6010 * rtl.h (struct rtx_def): Add u.rv.
6011 (XCMWINT, XCNMPRV): New.
6012 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
6013 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
6015 2005-08-01 Richard Henderson <rth@redhat.com>
6017 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
6018 with auto-inc codes.
6020 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
6022 2005-08-01 Jan Hubicka <jh@suse.cz>
6024 * i386-protos.h (asm_preferred_eh_data_format): Declare.
6025 * i386.c: Include dwarf2.h
6026 (asm_preferred_eh_data_format): New.
6027 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
6029 2005-08-01 Ian Lance Taylor <ian@airs.com>
6031 * config/host-linux.c (linux_gt_pch_get_address): Add new name
6032 randomize_va_space for virtual address randomization control.
6034 2005-08-01 Steven Bosscher <stevenb@suse.de>
6036 * common.opt (flag_ipa_cp): Put in right place to maintain
6039 2005-08-01 Jan Hubicka <jh@suse.cz>
6041 * profile.c (compute_value_histograms): Fix thinko.
6042 * value-prof.c: Include toplev.h
6043 (check_counter): New function.
6044 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6045 tree_mod_subtract_transform): Add sanity check.
6047 2005-08-01 Richard Guenther <rguenther@suse.de>
6049 PR tree-optimization/23133
6050 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
6051 current functions parameter decls to find defs to cse
6054 2005-08-01 Richard Guenther <rguenther@suse.de>
6056 PR tree-optimization/23109
6057 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
6058 If trapping math is in effect, use post-dominator information
6059 to check if we'd in any case reach a trapping point before
6060 doing the reciprocal insertion.
6061 (execute_cse_reciprocals): Compute post-dominators, if necessary.
6062 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
6063 expressions are invariant only if trapping math is not in effect.
6065 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6067 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
6068 cgraph_function_versioning): New declarations.
6069 * cgraphunit.c: Add include to ipa-prop.h.
6070 (update_call_expr, cgraph_copy_node_for_versioning,
6071 cgraph_function_versioning): New functions.
6072 * integrate.c (copy_decl_for_inlining): Remove.
6073 * ipa-prop.h (ipa_replace_map): New struct.
6074 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
6075 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
6076 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
6077 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
6078 ipcp_iterate_stage, ipcp_method_scale_print,
6079 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
6080 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
6081 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
6082 ipcp_update_bb_counts, ipcp_update_profiling,
6083 ipcp_update_edges_counts): New functions.
6084 (ipcp_method_cval_init): Remove restriction regarding local methods.
6085 (ipcp_init_stage): Add ipcp_method_compute_scale.
6086 (ipcp_insert_stage): Add versioning.
6087 (ipcp_structures_print): Add ipcp_method_scale_print.
6088 (ipcp_driver): Dump profiling info.
6089 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
6090 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
6091 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
6092 (struct inline_data): Add versioning_p, ipa_info, new fields.
6093 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
6094 declare_return_variable): Replace calls to copy_decl_for_inlining with
6096 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
6098 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
6099 Add argument VERSIONING.
6100 (copy_arguments_for_versioning, copy_static_chain,
6101 function_versionable_p, tree_versionable_function_p,
6102 tree_function_versioning, replace_ref_tree): New functions.
6103 * tree-inline.h: Include varray.h.
6104 (tree_versionable_function_p, tree_function_versioning,
6105 tree copy_decl_for_dup): New declarations.
6107 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6109 * ipa-cp.c: New file. Contains IPCP specific functionality.
6110 * ipa-prop.h: New file. Contains structures/definitions that can be
6111 used by several interprocedural data flow optimizations (and also IPCP).
6112 * ipa-prop.c: New file.
6113 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
6114 * common.opt: Add ipa-cp flag.
6115 * timevar.def: Add IPCP optimization.
6116 * tree-optimize.c (init_tree_optimization_passes): Schedule
6118 * tree-pass.h (pass_ipa_cp): Declare.
6120 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
6122 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
6123 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
6124 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
6125 config/i386/i386.c, config/mips/mips.h,
6126 config/rs6000/rs6000.h, config/sh/sh.c,
6127 config/stormy16/stormy16.c: Fix comment typos.
6129 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
6132 * c-typeck.c (build_binary_op): Use common_type wrapper on
6134 (common_type): Update comment.
6136 2005-07-31 Steven Bosscher <stevenb@suse.de>
6139 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
6140 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
6141 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
6143 2005-07-31 Jan Hubicka <jh@suse.cz>
6145 * pretty-print.h (pp_widest_integer): New macro.
6146 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
6149 2005-07-31 Jan Hubicka <jh@suse.cz>
6151 * output.h (enum section_category): Export from varasm.c
6152 (categorize_decl_for_section): Likewise.
6153 * varasm.c (enum section_category): Kill.
6154 (categorize_decl_for_section): Make global.
6155 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
6157 * i386.c (ix86_section_threshold): New static variable.
6158 (ix86_in_large_data_p, ix86_encode_section_info,
6159 x86_64_elf_unique_section,
6160 x86_64_elf_select_section): New functions.
6161 (TARGET_ENCODE_SECTION_INFO): Define
6162 (override_options): Enable medium model for PIC.
6163 (ix86_expand_prologue): Expand gen_set_got_rex64.
6164 (legitimate_constant_p): Handle new UNSPECs.
6165 (legitimate_pic_address_disp_p): Likewise.
6166 (legitimize_pic_address): Lower MEDIUM model addressing.
6167 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
6168 (enum cmodel): Add MEDIUM_PIC.
6169 (SYMBOL_REF_FAR_ADDR_P): New macro.
6170 (SYMBOL_FLAG_FAR_ADDR): New flag.
6171 * i386.md (movdi): Support medium model.
6172 (set_got_rex64): New pattern.
6173 * i386.opt (mlarge-data-threshold): New flag.
6174 * predicates.md (zext_operand/sext_operand): Deal with medium model.
6175 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
6176 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
6177 TARGET_ASM_UNIQUE_SECTION): New.
6179 * invoke.texi (-mlarge_data_threshold): Document
6181 2005-07-31 Jan Hubicka <jh@suse.cz>
6183 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
6184 (coalesce_vars): Likewise.
6185 * tree-ssa-live.c (coalesce_cost): New.
6186 (build_tree_conflict_graph): Use coalesce_cost.
6187 * tree-ssa-live.h (coalesce_cost): Declare.
6189 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
6191 * arm.md (all peepholes for post-increment operations): Delete.
6192 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
6193 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
6194 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
6195 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
6196 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
6198 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
6200 * fold-const.c (tree_expr_nonnegative_p): Always return true for
6203 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
6206 * doc/invoke.texi: Document -rdynamic.
6208 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
6211 * c-parser.c (c_parser_parms_list_declarator): Call
6212 mark_forward_parm_decls.
6213 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
6214 decls with visibility structure.
6216 2005-07-30 Paul Brook <paul@codesourcery.com>
6218 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
6220 2005-07-30 Paul Brook <paul@codesourcery.com>
6222 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
6224 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
6226 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
6228 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6231 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
6232 nested function declarators.
6233 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
6234 (grokparms): Call warn_if_shadowing for parameters used within the
6236 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
6237 not used within the parameter list.
6238 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
6240 2005-07-30 Jan Hubicka <jh@suse.cz>
6242 * expr.c (expand_expr_real_1): Do not load mem targets into register.
6243 * i386.c (ix86_fixup_binary_operands): Likewise.
6244 (ix86_expand_unary_operator): Likewise.
6245 (ix86_expand_fp_absneg_operator): Likewise.
6246 * optabs.c (expand_vec_cond_expr): Validate dest.
6248 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6251 * real.c (real_from_string): Also set last bit if there is a
6252 nonzero hex digit beyond GCC's internal precision after ".".
6254 2005-07-29 David Edelsohn <edelsohn@gnu.org>
6256 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
6257 define_constants. Change duplicate values to unassigned numbers.
6258 Change UNSPEC_SUBS to UNSPEC_VSUBS.
6259 (*altivec_vspltsf): New.
6260 (altivec_vperm_v4sf): Delete.
6261 (altivec_vperm_<mode>): Use mode macro V.
6262 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
6263 (altivec_predicate_v4sf): Delete.
6264 (altivec_predicate_<mode>): Use mode macro V.
6265 (*altivec_lvesfx): New.
6266 (*altivec_stvesfx): New.
6267 (vec_realign_load_v4sf): Delete.
6268 (vec_realign_load_<mode>): Use mode macro V.
6269 * config/rs6000/rs6000.c (generate_set_vrsave): Use
6272 2005-07-29 Mark Mitchell <mark@codesourcery.com>
6275 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
6277 * configure: Regenerated.
6279 2005-07-29 Paul Brook <paul@codesourcery.com>
6281 * doc/install.texi: Add link to GFortran binaries wiki page.
6283 2005-07-29 David Ung <davidu@mips.com>
6285 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
6286 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
6287 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
6288 * config/mips/mips.md (cpu): Add 5kf name.
6289 (includes): Includes 5k.md.
6290 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
6291 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
6294 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6297 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
6298 (cleanup_tree_cfg): ... here.
6299 Call cleanup_tree_cfg_1 until there are no more cleanups to
6302 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
6304 * tree-vrp.c (compare_range_with_value): Return true or false
6305 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
6306 EQ_EXPR respectively.
6308 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
6310 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
6313 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6315 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
6316 (tree_ssa_dominator_optimize): Increment it.
6317 (dump_dominator_optimization_stats): Print it.
6319 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
6320 Steven Bosscher <stevenb@suse.de>
6322 PR rtl-optimization/23117
6323 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
6324 when head == tail. Tidy comment.
6326 2005-07-28 Richard Henderson <rth@redhat.com>
6328 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
6329 * cselib.c (rtx_equal_for_cselib_p): Likewise.
6330 * jump.c (rtx_renumbered_equal_p): Likewise.
6331 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
6332 CONST_INT and CONST_DOUBLE.
6333 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
6334 * reload.c (operands_match_p): Special case CONST_INT and
6335 CONST_DOUBLE; check mode earlier.
6337 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6340 * c-typeck.c (convert_for_assignment): Do not check
6341 DECL_IN_SYSTEM_HEADER on NULL fundecl.
6343 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6346 * c-typeck.c (composite_type): Prefer constant size arrays to
6349 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6352 * real.c (real_from_string): Set last bit if there is a nonzero
6353 hex digit beyond GCC's internal precision.
6355 2005-07-28 Richard Henderson <rth@redhat.com>
6358 * cfgcleanup.c (try_forward_edges): Watch out for end of
6361 2005-07-28 James E Wilson <wilson@specifixinc.com>
6364 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
6366 2005-07-28 Jan Hubicka <jh@suse.cz>
6368 * Makefile.in (rtl-profile.o): Kill all traces of it.
6369 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
6370 * coverage.h (rtl_coverage_counter_ref): Kill.
6371 * opts.c (flag_speculative_prefetching_set): Kill.
6372 (flag_loop_optimize_set): New.
6373 (common_handle_option): Disable loop optimizer when profiling;
6374 do not handle speculative prefetching.
6375 * passes.c (init_optimization_passes): Replace pass_profiling combo
6376 by branch_prob pass.
6377 * profile.c (compute_value_histograms): Update for simplified value
6379 (rtl_register_profile_hooks): Kill.
6380 (pass_profiling): Kill.
6381 (rest_of_handle_branch_prob): Do not profile.
6382 * toplev.c (process_options): Remove speculative prefetching.
6383 * toplev.h (flag_tree_based_profiling): Kill.
6384 * tree-profile.c (prepare_instrumented_value,
6385 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6386 tree_gen_one_value_profiler, do_tree_profiling): Update for
6387 simplified datastructures.
6388 * value-prof.c: Add comment that speculative prefetching was dropped;
6389 update rest of file for simplified datastructures.
6390 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
6391 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
6392 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
6393 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
6394 rtl_mod_subtract, gen_speculative_prefetch,
6395 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
6396 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
6397 (gate_handle_value_profile_transformations,
6398 rest_of_handle_value_profile_transformations,
6399 pass_value_profile_transformations): Kill.
6400 * value-prof.h (histogram_value_t): Remove IL based unions.
6401 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
6402 rtl_profile_hooks): Remove hooks.
6404 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
6406 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
6407 (cgraph_clone_node): Likewise.
6408 * cgraph.h (cgraph_clone_edge): Update prototype.
6409 (cgraph_clone_node): Likewise.
6410 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
6412 (lookup_recursive_calls): Consider profile.
6413 (cgraph_decide_recursive_inlining): Fix updating; use new
6414 probability argument; use profile.
6415 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
6416 * tree-inline.c (copy_bb): Update clal of clone_edge.
6417 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
6419 * invoke.texi (min-inline-recursive-probability): Document.
6421 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
6423 * doc/install.texi (Configuration): Update Valgrind homepage.
6425 2005-07-28 Richard Henderson <rth@redhat.com>
6428 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
6429 labels we want to delete.
6430 (cfg_layout_merge_blocks): Likewise.
6432 2005-07-28 Richard Henderson <rth@redhat.com>
6435 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
6436 when expanding to nothing.
6438 2005-07-28 Josh Conner <jconner@apple.com>
6440 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
6441 (cgraph_decide_inlining_of_small_functions): Likewise.
6443 2005-07-28 Josh Conner <jconner@apple.com>
6445 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
6446 direction of badness if negative.
6447 (cgraph_default_inline_p): Add reason to parameters, and assign it
6449 (cgraph_decide_inlining_of_small_functions): New parameter in call
6450 to cgraph_default_inline_p.
6451 (cgraph_decide_inlining_incrementally): Likewise.
6452 * cgraphunit.c (decide_is_function_needed): Likewise.
6453 * cgraph.h (cgraph_default_inline_p): Likewise.
6455 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6457 * builtins.c: Fix comment typo(s).
6458 * genautomata.c: Likewise.
6459 * gimplify.c: Likewise.
6460 * tree-dfa.c: Likewise.
6461 * tree-flow-inline.h: Likewise.
6462 * tree-into-ssa.c: Likewise.
6463 * tree-ssa-alias.c: Likewise.
6464 * tree-ssa-ccp.c: Likewise.
6465 * tree-ssa-copy.c: Likewise.
6466 * tree-ssa-dce.c: Likewise.
6467 * tree-ssa-dom.c: Likewise.
6468 * tree-ssa-operands.c: Likewise.
6469 * tree-tailcall.c: Likewise.
6470 * tree-vectorizer.c: Likewise.
6471 * tree-vrp.c: Likewise.
6474 2005-07-28 Jeff Law <law@redhat.com>
6476 * tree-vrp.c (test_for_singularity): Extracted from ...
6477 (simplify_cond_using_ranges): Attempt to simplify a relational
6478 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
6480 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
6482 PR tree-optimization/22506
6483 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
6484 phis whose argument is constant.
6486 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
6488 PR rtl-optimization/18992
6489 Back out this patch:
6490 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6491 PR optimization/12142
6492 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
6493 uses of the register in the SET_SRC. Remove unnecessary argument.
6495 Replace it with this:
6496 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
6497 if flag_non_call_exceptions is set and the insn may trap, pass
6498 pc_rtx as dest for recursion.
6499 In SET_SRC part of SET case, if dest is already set, pass it down
6502 2005-07-28 Jan Hubicka <jh@suse.cz>
6504 * cfg.c (update_bb_profile_for_threading): Use RDIV.
6505 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
6506 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
6508 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
6509 profile when available.
6511 2005-07-28 Jan Beulich <jbeulich@novell.com>
6513 * config/ia64/ia64.c (ia64_load_pair_ok): New.
6514 (ia64_print_operand): Describe and handle 'X'.
6515 (ia64_register_move_cost): Also handle FP_REGS.
6516 (ia64_preferred_reload_class): Likewise.
6517 (ia64_secondary_reload_class): Likewise.
6518 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
6519 it. Also check for ITANIUM_CLASS_FLDP.
6520 * config/ia64/ia64.h (FP_REGNO_P): New.
6521 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
6522 (reg_class): Add FP_REGS.
6523 (REG_CLASS_NAMES): Adjust for it.
6524 (REG_CLASS_CONTENTS): Likewise.
6525 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
6526 (REG_CLASS_FROM_LETTER): Handle 'x'.
6527 (CLASS_MAX_NREGS): Handle FP_REGS.
6528 (MEMORY_MOVE_COST): Likewise.
6529 * config/ia64/ia64.md (itanium_class): Add fldp.
6530 (type): Handle fldp.
6531 (movti_internal): More allowable operand combinations. Use ldfp8 when
6532 splitting unnecessary. Remove predicable attribute. Adjust
6533 itanium_class attribute.
6534 (smuldi3_highpart): Remove outdated comment.
6535 (mulditi3, umulditi3, rotlti3): New expanders.
6536 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
6537 (absti2): Disabled new insn for future reference.
6538 Respective new splitters.
6539 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
6540 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
6541 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
6543 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
6545 PR rtl-optimization/23047
6546 * simplify-rtx.c (simplify_const_relational_operation): Respect
6547 flag_wrapv for comparisons with ABS.
6549 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
6551 PR tree-optimization/22493
6552 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
6553 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
6555 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
6557 * config/frv/frv.opt (moptimize-membar): New.
6559 * doc/invoke.texi: Document -moptimize-membar and its inverse.
6561 * config/frv/frv.h: Remove machine_function definition.
6563 * config/frv/frv.c (struct frv_io): New.
6564 (struct machine_function): Moved from frv.h. Add has_membar_p.
6565 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
6566 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
6567 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
6568 (frv_optimize_membar_global, frv_optimize_membar): New functions.
6569 (frv_reorg): Call frv_optimize_membar when appropriate.
6570 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
6571 (frv_expand_builtin): Adjust calls accordingly.
6572 (frv_io_address_cookie): New function.
6573 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
6574 load or store rather than a special insn. Add ccnstant address and
6575 io-type operands to the membar.
6576 (frv_ifcvt_modify_tests): Unsign regno.
6577 (frv_ifcvt_modify_tests): Same.
6579 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
6580 UNSPEC_OPTIONAL_MEMBAR constant.
6581 (builtin_read_<mode>): Delete.
6582 (builtin_write_<mode>): Delete.
6583 ("optional_membar_<mode>"): Add operand.
6585 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
6586 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
6587 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
6588 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
6589 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
6590 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
6591 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
6592 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
6593 * testsuite/gcc.target/frv/all-read-write-1.c: New.
6595 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
6597 * df.c (df_uses_record): Handle SCRATCH.
6599 2005-07-28 Steven Bosscher <stevenb@suse.de>
6602 * passes.c (rest_of_decl_compilation): If decl is a type and
6603 we have encountered errors, don't emit debug information.
6605 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
6607 * params.def: Fixed comment.
6609 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
6612 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
6613 (TARGET_ASM_UNALIGNED_HI_OP): Add.
6614 (TARGET_ASM_UNALIGNED_SI_OP): Add.
6616 2005-07-27 Steven Bosscher <stevenb@suse.de>
6619 * varasm.c (assemble_start_function): Don't do anything that may
6620 require a CFG if the current function is a thunk.
6622 2005-07-25 Geoffrey Keating <geoffk@apple.com>
6624 * doc/install.texi (Prerequisites): Mention that perl is needed
6625 to do export control in libstdc++ targetting Darwin.
6627 2005-07-27 Steven Bosscher <stevenb@suse.de>
6629 PR rtl-optimization/17808
6630 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
6631 (sched_insns_conditions_mutex_p): Split out from...
6632 (add_dependence): ...here. But don't call it from here.
6633 (add_dependence_list): Check sched_insns_conditions_mutex_p
6634 before calling add_dependence.
6635 (add_dependence_list_and_free): Likewise.
6636 (fixup_sched_groups): Likewise.
6637 (sched_analyze_1): Likewise.
6638 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
6639 (sched_analyze): Likewise.
6640 (sched_analyze_insn): Likewise.
6641 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6642 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
6643 dependencies on all COND_EXEC insns to jumps ending basic blocks
6644 when doing intrablock scheduling.
6645 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
6647 2005-07-27 Jeff Law <law@redhat.com>
6649 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
6650 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
6651 equivalency sets, correctly handle the case were vr0 has an
6652 equivalency set, but vr1 does not.
6654 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
6656 PR tree-optimization/23073
6657 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
6658 vect_print_dump_info before fprintf.
6660 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6662 PR tree-optimize/22348
6663 * tree-ssa-loop-niter.c (number_of_iterations_cond):
6664 Fold the partial computation.
6666 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6668 PR tree-optimization/22325
6669 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
6671 * tree-scalar-evolution.c (scev_const_prop): Add generic final
6673 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
6674 (force_var_cost): ... this function.
6675 (compute_phi_arg_on_exit): Export.
6677 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6679 PR tree-optimization/20773
6680 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
6683 2005-07-27 Richard Guenther <rguenther@suse.de>
6685 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
6686 Avoid pushing again if current struct contains only
6687 fields we decomposed.
6689 2005-07-27 Jan Hubicka <jh@suse.cz>
6691 PR tree-optimization/22574
6692 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
6695 * tree-tailcall.c (decrease_profile): New function.
6696 (eliminate_tail_call): Use it.
6698 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
6699 visibility flags correctly in whole program mode.
6701 2005-07-26 Steve Ellcey <sje@cup.hp.com>
6703 PR rtl-optimization/22472
6704 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
6706 2005-07-26 Steven Bosscher <stevenb@suse.de>
6708 PR tree-optimization/22504
6709 * tree-complex.c (expand_complex_addition): Use 'code' instead
6710 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
6712 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6714 * config.gcc (cpu_type): Add frv case.
6715 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
6716 (supported_defaults): Add fr550 case.
6718 2005-07-26 Diego Novillo <dnovillo@redhat.com>
6721 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
6722 whether a pointer of type T * may point to objects of type T *.
6724 2005-07-26 DJ Delorie <dj@redhat.com>
6726 * configure: Regenerate.
6728 2005-07-26 Dale Johannesen <dalej@apple.com>
6730 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
6732 2005-07-26 Mark Mitchell <mark@codesourcery.com>
6734 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
6735 Clarify use of "build" in name.
6737 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6739 * doc/extend.texi (Raw read/write Functions): New section.
6740 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
6741 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
6742 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
6743 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
6744 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
6745 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
6746 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
6747 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
6748 * config/frv/frv.c: Add bdesc_loads global.
6749 Add bdesc_stores global.
6750 (frv_init_builtins): Add support for __builtin_{read/write}*.
6751 (frv_volatile_memref): New.
6752 (frv_expand_load_builtin): New.
6753 (frv_expand_store_builtin): New.
6754 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
6755 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
6756 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
6757 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
6758 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
6759 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
6760 (builtin_read_<mode>): New.
6761 (builtin_write_<mode>): New.
6762 (builtin_write64): New.
6763 (optional_membar_<mode>): New.
6765 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
6767 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
6768 (rather than units) against HOST_BITS_PER_WIDE_INT.
6770 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
6772 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
6773 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
6774 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
6775 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
6778 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
6779 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
6780 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
6782 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
6784 2005-07-26 Richard Guenther <rguenther@suse.de>
6786 PR tree-optimization/22486
6787 * fold-const.c (fold_unary): Fold away useless component
6788 references of the form (T *)&T.x, if the address
6791 2005-07-25 James E Wilson <wilson@specifixinc.com>
6793 * dwarf2out.c (add_call_src_coords_attributes): New.
6794 (gen_inlined_subroutine_die): Call it.
6795 (maybe_emit_file, init_file_table): Add comments.
6796 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
6798 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
6799 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
6800 * tree.h (BLOCK_SOURCE_LOCATION): New.
6801 (struct tree_block): New field locus.
6803 2005-07-26 Andreas Schwab <schwab@suse.de>
6805 PR rtl-optimization/23043
6806 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
6807 when allocating a struct unoccr.
6809 2005-07-25 Richard Henderson <rth@redhat.com>
6812 * tree-complex.c (gate_no_optimization): True if errors.
6813 * Makefile.in (tree-complex.o): Update dependencies.
6815 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
6817 * config/frv/predicates.md (integer_register_operand): Use
6820 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6823 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
6825 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
6827 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6829 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
6830 types when flag_unsafe_math_optimizations is true.
6832 2005-07-25 Mark Mitchell <mark@codesourcery.com>
6834 * gcc.c (option_map): Add --sysroot.
6835 (process_command): Handle --sysroot.
6836 (display_help): Document it.
6837 * doc/cppopts.tex (-isysroot): Document.
6838 * doc/invoke.texi (--sysroot): Document.
6839 * doc/install.texi (--with-build-sysroot): Document.
6841 * Makefile.in (inhibit_libc): New variable.
6842 (INHIBIT_LIBC_CFLAGS): Likewise.
6843 (LIBGCC2_CFLAGS): Include
6844 $(INHIBIT_LIBC_CFLAGS).
6845 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
6846 ($(T)crtbegin.o): Do not use @inhibit_libc@.
6847 ($(T)crtend.o): Likewise.
6848 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
6849 ($(T)crtendS.o): Likewise.
6850 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
6851 ($(T)crtendT.o): Likewise.
6852 (stmp-fixinc): Do not complain about missing headers if
6854 * configure.ac (inhibit_libc): Set it to true/false.
6855 (--with-build-sysroot): New option. Use it to set
6857 * configure: Regenerated.
6859 2005-07-25 Manfred Hollstein <mh@suse.com>
6861 * calls.c (store_one_arg): Fix unsigned comparison warning.
6863 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6866 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
6867 (ggc_print_statistics): Initialize variable before use.
6869 2005-07-25 Richard Guenther <rguenther@suse.de>
6871 * tree-dfa.c (mark_new_vars_to_rename): Protect against
6872 calling with a PHI_NODE argument.
6874 * tree-flow-inline.h (overlap_subvar): Protect against
6877 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
6879 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
6880 * configure: Regenerate.
6882 2005-07-25 Ira Rosen <irar@il.ibm.com>
6884 * expr.c (highest_pow2_factor): Make extern.
6885 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
6886 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6887 record_array_differ_p, array_ptr_differ_p): Likewise.
6888 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
6889 additional cases. Call the above functions.
6890 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
6891 base_object_differ_p when there are two base objects. Otherwise, compare
6892 base address and offset. Call may_alias_p.
6893 (dump_data_reference): Use a correct field name.
6894 (analyze_array): Make static. Initialize new data-ref fields.
6895 (analyze_indirect_ref): New function.
6896 (init_data_ref): Initialize new data-ref fields.
6897 (strip_conversion): Moved from tree-vect-analyze.c.
6898 (analyze_offset_expr, get_ptr_offset, address_analysis,
6899 object_analysis): Likewise.
6900 (analyze_offset): New function.
6901 (create_data_ref): Likewise.
6902 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
6903 dimensions for ARRAY_REFs only.
6904 (build_classic_dist_vector): Make static.
6905 (access_functions_are_affine_or_constant_p): Call macro to get the
6906 address of access functions.
6907 (compute_all_dependences): Add new parameter
6908 compute_self_and_read_read_dependences. Compute self and read-read
6909 dependences if it is true.
6910 (find_data_references_in_loop): Call create_data_ref. Initialize new
6912 (compute_data_dependences_for_loop): Add new parameter
6913 compute_self_and_read_read_dependences. Remove parameter nb_loops,
6914 compute nb_loops. Call compute_all_dependences,
6915 build_classic_dist_vector and build_classic_dir_vector with correct
6917 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
6918 with correct parameters. Compare dimensions for ARRAY_REFs only.
6919 (free_data_refs): Call macro to free access functions.
6920 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
6921 fields from stmt_vinfo.
6922 (struct base_object_info): New structure.
6923 (struct data_reference): Move fields to base_object_info. Add fields
6924 first_location and object_info for above structures. Move fields from
6925 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
6926 aligned_to. Add macros to access the new fields.
6927 Update functions declarations.
6928 * tree-flow.h (is_aliased_with): Declare.
6929 * tree-loop-linear.c (linear_transform_loops): Call
6930 compute_data_dependences_for_loop with correct parameters.
6931 * tree-ssa-alias.c (is_aliased_with): New function.
6932 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
6933 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
6934 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
6935 vect_base_addr_differ_p, compute_subscript_distance and
6936 build_classic_dist_vector. Add printings. Check absolute value of
6938 (vect_analyze_data_ref_dependences): Go through ddrs instead of
6940 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
6941 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
6942 to bytes. Add printing.
6943 (vect_compute_data_refs_alignment): Go through loads and stores in one
6945 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
6946 vect_analyze_data_ref_access): Likewise.
6947 (vect_analyze_pointer_ref_access): Remove.
6948 (vect_address_analysis, vect_object_analysis): Likewise.
6949 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
6950 and analyze data-refs in the loop.
6951 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
6952 fields of data-ref instead of stmt. Add init to the offset from the
6954 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
6955 (vect_update_init_of_dr): Likewise.
6956 (vect_update_inits_of_drs): Go through loads and stores in one loop.
6957 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
6959 (new_loop_vec_info): Initialize new fields.
6960 (destroy_loop_vec_info): Free new fields.
6961 (vect_strip_conversion): Remove.
6962 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
6963 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
6964 datarefs. Add new field ddrs.
6965 Add macros for the new fields access.
6966 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
6967 base_aligned_p, misalignment, memtag, ptr_info and subvars.
6968 Remove their macros.
6969 * tree.h (highest_pow2_factor): Declare.
6971 2005-07-25 Jakub Jelinek <jakub@redhat.com>
6973 * calls.c (store_one_arg): Check for sibling call MEM arguments
6974 from already clobbered incoming argument area.
6976 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6978 * c-common.c (check_missing_format_attribute): New.
6979 * c-common.h (check_missing_format_attribute): Likewise.
6980 * c-typeck.c (convert_for_assignment): Use it.
6982 2005-07-24 Andreas Schwab <schwab@suse.de>
6984 * config/m68k/m68k.md ("extendqidi2"): When source is an address
6985 register use a word move. Correct operand of ext.w in 68000 code.
6987 2005-07-23 Mark Mitchell <mark@codesourcery.com>
6989 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
6990 variables as declarations, rather than definitions.
6992 2005-07-24 Ira Rosen <irar@il.ibm.com>
6994 PR tree-optimization/22526
6995 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
6998 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7000 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
7001 that C99 reserve for future use. Use it to define clog10,
7002 clog10f and clog10l.
7004 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7006 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
7007 * configure.ac: Check for -Wmissing-format-attribute.
7009 * configure: Regenerate.
7011 2005-07-23 Richard Henderson <rth@redhat.com>
7013 PR tree-optimization/22623
7014 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
7016 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
7019 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
7021 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7023 * Makefile.in (C_TREE_H): Update dependencies.
7024 * c-tree.h: Include toplev.h.
7025 * diagnostic.h (diagnostic_set_info): Add format attribute.
7026 * rtl-error.c (diagnostic_for_asm): Likewise.
7028 2005-07-23 Chao-ying Fu <fu@mips.com>
7030 * config/mips/mips-dsp.md: New file.
7031 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
7032 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
7034 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
7035 MIPS_BUILTIN_BPOSGE32.
7036 (mips_expand_builtin_direct): Add one parameter to indicate that
7037 builtin functions need to return a value.
7038 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
7040 (mips_regno_to_class): Add classes for 12 new DSP registers.
7041 (mips_subword): Change to check four HI registers.
7042 (mips_output_move): Output move to and from 6 new DSP accumulators.
7043 (override_options): Make sure -mdsp and -mips16 are not used together.
7044 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
7046 (mips_conditional_register_usage): Disable 6 new DSP accumulators
7048 (print_operand): Add 'q' for printing DSP accumulators.
7049 (mips_cannot_change_mode_class): Check ACC_REGS.
7050 (mips_secondary_reload_class): Check ACC_REGS.
7051 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
7052 (mips_register_move_cost): Check ACC_REGS.
7053 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
7054 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
7055 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
7056 (dsp_bdesc): New array.
7057 (bdesc_arrays): Add DSP builtin function table.
7058 (mips_prepare_builtin_arg): Check predicate again after
7060 (mips_expand_builtin): Add one more parameter to
7061 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
7062 MIPS_BUILTIN_BPOSGE32.
7063 (mips_init_builtins): Initialize new function types.
7064 (mips_expand_builtin_direct): Check if builtin functions need to
7065 return a value and pass operands properly.
7066 (mips_expand_builtin_bposge): New function.
7067 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
7068 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
7069 (FIRST_PSEUDO_REGISTER): Increase to 188.
7070 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
7071 Update for 12 new DSP registers.
7072 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
7073 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
7074 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
7075 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
7076 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
7077 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
7078 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
7079 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
7080 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
7081 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
7082 (REGISTER_NAMES): Add names for 12 new DSP registers.
7083 * config/mips/mips.md: Include mips-dsp.md.
7084 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
7085 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
7086 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
7087 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
7088 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
7089 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
7090 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
7091 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
7092 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
7093 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
7094 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
7095 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
7096 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
7097 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
7098 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
7099 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
7100 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
7101 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
7102 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
7103 (UNSPEC_RDDSP): New constants.
7104 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
7105 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
7107 * config/mips/mips.opt (-mdsp): New option.
7108 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
7109 (reg_imm10_operand): New predicates.
7110 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
7111 * doc/invoke.texi (-mdsp): Document new option.
7113 2005-07-22 DJ Delorie <dj@redhat.com>
7115 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
7117 * tree-inline.c (inlinable_function_p): Likewise.
7119 2005-07-22 Mark Mitchell <mark@codesourcery.com>
7122 * toplev.c (check_global_declarations): Do not mark undefined
7123 variables as DECL_IGNORED_P.
7124 * varasm.c (first_global_object_name): GTY it.
7125 (weak_global_object_name): Likewise.
7126 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
7127 a string to go into {weak,first}_global_object_name.
7129 2005-07-22 DJ Delorie <dj@redhat.com>
7131 * c-format.c (check_function_format): Change warning control
7132 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
7134 2005-07-22 Diego Novillo <dnovillo@redhat.com>
7136 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
7137 &PTR->FLD a dereference of PTR.
7138 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
7139 a potential dereference of PTR.
7141 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
7143 PR rtl-optimization/20370
7144 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
7145 call allocate_reg_info if necessary.
7147 PR rtl-optimization/21848
7148 * calls.c (emit_library_call_value_1): For const functions, add
7149 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
7151 PR rtl-optimization/22445
7152 * cselib.c (target.h): Include.
7153 (rtx_equal_for_cselib_p): Allow commutative matches.
7154 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
7155 Remove MODE parameter. Changed all callers.
7157 PR rtl-optimization/22258
7158 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
7160 (try_combine): Use likely_spilled_retval_p.
7162 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
7164 * config.gcc: Add crx-elf support.
7166 * doc/contrib.texi: Mention crx.
7167 * doc/extend.texi: Document crx extensions.
7168 * doc/install.texi: Document crx install.
7169 * doc/invoke.texi: Document crx options.
7170 * doc/md.texi: Document crx constraints.
7172 * config/crx/crx-protos.h: New file.
7173 * config/crx/crx.c: New file.
7174 * config/crx/crx.h: New file.
7175 * config/crx/crx.md: New file.
7176 * config/crx/crx.opt: New file.
7177 * config/crx/t-crx: New file.
7179 2005-07-22 Manfred Hollstein <mh@suse.com>
7181 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
7183 (int_add_graph_edge): Likewise.
7184 (collapse_nodes): Likewise.
7185 (process_unification_queue): Likewise.
7187 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7188 Laurent GUERBY <laurent@guerby.net>
7190 PR tree-optimization/22336
7191 * function.c (record_block_change): Check for
7192 cfun->ib_boundaries_block.
7194 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
7196 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
7197 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
7199 2005-07-21 DJ Delorie <dj@redhat.com>
7201 * toplev.c (warn_deprecated_use): Add warning control to warning
7203 * c-typeck.c (parser_build_binary_op): Likewise.
7204 (c_finish_if_stmt): Likewise.
7205 * c-common.c (check_function_sentinel): Likewise.
7206 (check_nonnull_arg): Likewise.
7208 2005-07-21 Richard Henderson <rth@redhat.com>
7211 * tree-complex.c (complex_ssa_name_components): New.
7212 (cvc_lookup): Allow entry not found.
7213 (create_components): Remove.
7214 (create_one_component_var, get_component_var): New.
7215 (get_component_ssa_name, set_component_ssa_name): New.
7216 (extract_component): Use get_component_ssa_name.
7217 (update_complex_components): Use set_component_ssa_name.
7218 (update_complex_components_on_edge): Likewise.
7219 (update_phi_components): Create new PHI nodes directly, instead
7220 of adding insns to edges.
7221 (tree_lower_complex): Allocate and free complex_variable_components
7222 and complex_ssa_name_components here.
7224 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
7226 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
7227 revert to returning false.
7229 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7232 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
7234 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7237 * config/i386/i386.md (cmpxf): Change operand constraints
7238 to "nonmemory_operand".
7240 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7242 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
7244 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7247 * fold-const.c (fold_build1): Add checksum for the operands.
7248 (fold_build2): Likewise.
7249 (fold_build3): Likewise.
7251 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7254 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
7256 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7258 * common.opt (-fforward-propagate): Committed by mistake,
7261 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7263 * reg-stack.c: Fix comment typo(s).
7264 * tree-ssa-operands.c: Likewise.
7265 * tree-vectorizer: Likewise.
7267 2005-07-21 Nick Clifton <nickc@redhat.com>
7269 * config/sh/symbian.c: Replace C++ style line comments with C
7270 style line comments.
7271 (symbian_add_attribute): Do not use a ? operator on the LHS of
7273 (sh_symbian_handle_dll_attribute): Change the type of the
7274 method vector to "VEC(tree,gc)*" and use vector accessor
7275 macros to walk over the elements.
7276 (symbian_export_vtable_and_rtti_p): Likewise.
7277 (symbian_class_needs_attribute_p): Likewise.
7279 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7282 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
7283 initialize targetm.resolve_overloaded_builtin here.
7284 (altivec_expand_overloaded_builtin): Make it non-static.
7285 * config/rs6000/rs6000-protos.h
7286 (altivec_expand_overloaded_builtin): New prototype.
7287 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
7288 targetm.resolve_overloaded_builtin here.
7289 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
7291 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7292 Zdenek Dvorak <dvorakz@suse.cz>
7294 PR tree-optimization/19210
7295 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
7297 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
7298 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
7299 rely on unproven assumptions.
7300 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
7301 * tree-flow.h (number_of_iterations_exit): Add final parameter.
7302 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
7303 to number_of_iterations_exit.
7304 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
7305 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
7306 * tree-ssa-loop-niter.c (find_loop_niter,
7307 estimate_numbers_of_iterations_loop): Likewise.
7308 (number_of_iterations_exit): Honor the new options.
7309 * doc/invoke.texi (Wunsafe-loop-optimizations,
7310 funsafe-loop-optimizations): Document them.
7312 2005-07-21 Richard Sandiford <richard@codesourcery.com>
7314 PR rtl-optimization/22167
7315 * gcse.c (hoist_code): Fix hoist_exprs[] check.
7317 2005-07-20 Adam Nemet <anemet@lnxw.com>
7319 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
7320 __do_global_dtors_aux longcall.
7322 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
7324 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
7325 (old_special_pred_table): Don't reference
7326 SPECIAL_MODE_PREDICATES.
7327 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
7328 * config/arc/arc.h: Don't mention PREDICATE_CODES.
7329 * config/sh/predicates.h: Don't mention
7330 SPECIAL_MODE_PREDICATES.
7331 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
7334 2005-07-20 DJ Delorie <dj@redhat.com>
7336 * config.gcc: Add m32c-elf support.
7338 * doc/contrib.texi: Mention m32c.
7339 * doc/extend.texi: Document m32c extensions.
7340 * doc/install.texi: Mention m32c.
7341 * doc/invoke.texi: Document m32c options.
7342 * doc/md.texi: Document m32c constraints.
7344 * config/m32c/addsub.md: New file.
7345 * config/m32c/bitops.md: New file.
7346 * config/m32c/cond.md: New file.
7347 * config/m32c/jump.md: New file.
7348 * config/m32c/m32c-lib1.S: New file.
7349 * config/m32c/m32c-lib2.c: New file.
7350 * config/m32c/m32c-modes.def: New file.
7351 * config/m32c/m32c-pragma.c: New file.
7352 * config/m32c/m32c-protos.h: New file.
7353 * config/m32c/m32c.abi: New file.
7354 * config/m32c/m32c.c: New file.
7355 * config/m32c/m32c.h: New file.
7356 * config/m32c/m32c.md: New file.
7357 * config/m32c/m32c.opt: New file.
7358 * config/m32c/minmax.md: New file.
7359 * config/m32c/mov.md: New file.
7360 * config/m32c/muldiv.md: New file.
7361 * config/m32c/predicates.md: New file.
7362 * config/m32c/prologue.md: New file.
7363 * config/m32c/shift.md: New file.
7364 * config/m32c/t-m32c: New file.
7366 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7368 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7369 (stack_protect_set, stack_protect_test): New expanders.
7370 (stack_protect_set_si, stack_protect_set_si_media,
7371 stack_protect_set_di_media, stack_protect_test_si,
7372 stack_protect_test_si_media, stack_protect_test_di_media):
7375 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
7377 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
7379 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
7381 * tree.h (tree_expr_nonzero_p): Export.
7382 * fold-const.c (tree_expr_nonzero_p): Likewise.
7383 Return true for CALL_EXPRs that are alloca calls.
7384 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
7386 * tree-flow.h (expr_computes_nonzero): Remove.
7387 * tree-vrp.c (expr_computes_nonzero): Remove.
7388 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
7389 (extract_range_from_unary_expr): Likewise.
7390 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
7391 tree_expr_nonzero_p.
7393 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
7395 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
7396 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
7397 extra arg "picreg" and use it instead of pic_offset_table_rtx.
7398 All callers changed.
7399 (frame_related_constant_load): New arg "related" which controls
7400 setting of RTX_FRAME_RELATED_P. All callers changed.
7401 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
7402 (bfin_expand_prologue): Add stack limit checking.
7403 * config/bfin/bfin.md (trapifcc): New pattern.
7405 * config/bfin/bfin.c: Include "langhooks.h".
7406 (def_builtin): Go through lang_hooks to call builtin_function.
7408 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
7409 * config/bfin/predicates.md (symbol_ref_operand): New.
7410 (call_insn_operand): Delete. All callers changed to use
7411 register_no_elim_operand.
7412 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
7414 (function_arg): Use it to generate the call's operand 2.
7415 (bfin_longcall_p): New function.
7416 (bfin_expand_call): Extra arg "cookie". All callers and declaration
7417 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
7418 determine if the address needs to be in a REG.
7419 (bfin_handle_longcall_attribute): New function.
7420 (bfin_attribute_table): Add "longcall" and "shortcall".
7421 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
7422 (CUMULATIVE_ARGS): New member call_cookie.
7423 (PREDICATE_CODES): Add symbol_ref_operand.
7424 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
7425 extra USE to the pattern.
7426 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
7427 New patterns, split off call_insn, sibcall_insn, call_value_insn and
7428 sibcall_value_insn; now the new patterns handle direct calls and the
7429 old ones indirect calls.
7430 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
7432 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7434 * doc/trouble.texi: Update section on handling of empty loops.
7436 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
7438 * config.gcc: Remove support for sparc-*-openbsd*,
7439 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
7441 * config.host: Remove support for i860-*-sysv4* as a host.
7442 * config/i860/*, config/ip2k/*, config/ns32k/*,
7443 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
7444 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
7445 mention obsolete ports.
7447 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7449 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
7451 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
7452 of frame_pointer_rtx.
7453 (sh_expand_epilogue): Likewise.
7454 (sh_set_return_address): Likewise.
7455 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
7456 instead of FRAME_POINTER_REGNUM if needed. Add elimination
7457 offsets from FRAME_POINTER_REGNUM.
7458 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
7459 (sh_register_names): Add initializer for sfp.
7460 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
7461 (VALID_REGISTER_P): Likewise.
7462 (FIRST_PSEUDO_REGISTER): Update.
7463 (DWARF_FRAME_REGISTERS): Define.
7464 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
7465 (HARD_FRAME_POINTER_REGNUM): Define.
7466 (FRAME_POINTER_REGNUM): Redefine.
7467 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
7468 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
7469 from FRAME_POINTER_REGNUM.
7470 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
7471 FRAME_POINTER_REGNUM.
7472 (REG_CLASS_CONTENTS): Add sfp.
7473 (REG_ALLOC_ORDER): Likewise.
7474 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
7475 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
7476 of frame_pointer_rtx.
7477 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7479 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
7481 * fold-const.c (tree_expr_nonnegative_p): Only return true for
7482 ABS_EXPR when flag_wrapv is false because of INT_MIN.
7483 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
7485 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
7488 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
7490 Make CONSTRUCTOR use VEC to store initializers.
7491 * c-common.c (complete_array_type): Update to cope with VEC in
7493 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
7494 (pp_c_constructor_elts): New function.
7495 * c-pretty-print.h (pp_c_constructor_elts): Declare.
7496 * c-typeck.c (build_function_call, build_c_cast, digest_init,
7497 struct constructor_stack, struct initializer_stack,
7498 constructor_elements, push_init_level, pop_init_level,
7499 add_pending_init, find_init_member, output_init_element): Update to
7500 cope with VEC in CONSTRUCTOR_ELTS.
7501 * coverage.c (build_fn_info_value, build_ctr_info_value,
7502 build_gcov_info): Likewise.
7503 * expr.c (categorize_ctor_elements_1, store_constructor,
7504 expand_expr_real_1): Likewise.
7505 * fold-const.c (fold_ternary): Likewise.
7506 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
7507 gimplify_init_constructor, gimplify_expr): Likewise.
7508 * tree-dump.c (dequeue_and_dump): Likewise.
7509 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
7511 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
7513 * tree-sra.c (generate_element_init_1): Likewise.
7514 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7515 * tree-ssa-operands.c (get_expr_operands): Likewise.
7516 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
7517 * tree-vect-transform.c (vect_get_vec_def_for_operand):
7518 (get_initial_def_for_reduction): Likewise.
7519 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
7520 value handle in annotations.
7521 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
7522 tree_node_structure): Add support for constr_kind.
7523 (build_vector_from_ctor, build_constructor_single,
7524 build_constructor_from_list): New functions.
7525 (build_constructor): Update to take a VEC instead of a TREE_LIST.
7526 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
7527 Update to cope with VEC in CONSTRUCTOR_ELTS.
7528 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
7529 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
7530 CONSTRUCTOR_APPEND_ELT): New macros.
7531 (struct constructor_elt, struct tree_constructor): New data types.
7532 (union tree_node): Add tree_constructor field.
7533 * treestruct.def: Define TS_CONSTRUCTOR.
7534 * varasm.c (const_hash_1, compare_constant, copy_constant,
7535 compute_reloc_for_constant, output_addressed_constants,
7536 initializer_constant_valid_p, output_constant,
7537 array_size_for_constructor, output_constructor): Update to cope with
7538 VEC in CONSTRUCTOR_ELTS.
7539 * vec.h (VEC_empty, VEC_copy): New macros.
7541 2005-07-19 Devang Patel <dpatel@apple.com>
7543 * dbxout.c (dbxout_type): Check Objective-C++ lang.
7545 2005-07-19 Richard Henderson <rth@redhat.com>
7548 * gimplify.c (gimplify_expr): Use main variant type for the temp
7549 destination for a discarded volatile read.
7550 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
7551 casts between non-void types that change volatility.
7553 2005-07-15 DJ Delorie <dj@redhat.com>
7555 * toplev.h: Add comment about the first parameter for warning().
7556 * errors.h: Likewise.
7558 * c.opt (Wpragmas): New.
7559 * doc/invoke.texi: Document it.
7561 * function.c (do_warn_unused_parameter): Add warning control to
7563 * c-decl.c (warn_if_shadowing): Likewise.
7564 * c-lex.c (cb_def_pragma): Likewise.
7565 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
7566 (pop_alignment): Likewise.
7567 (handle_pragma_pack): Likewise.
7568 (apply_pragma_weak): Likewise.
7569 (handle_pragma_weak): Likewise.
7570 (handle_pragma_redefine_extname): Likewise.
7571 (add_to_renaming_pragma_list): Likewise.
7572 (handle_pragma_extern_prefix): Likewise.
7573 (maybe_apply_renaming_pragma): Likewise.
7574 (handle_pragma_visibility): Likewise.
7576 * config/c4x/c4x-c.c (BAD): Likewise.
7577 (c4x_parse_pragma): Likewise.
7578 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
7579 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
7580 (rs6000_pragma_longcall): Likewise.
7581 * config/v850/v850-c.c (pop_data_area): Likewise.
7582 (ghs_pragma_section): Likewise.
7583 (ghs_pragma_section): Likewise.
7584 (ghs_pragma_interrupt): Likewise.
7585 (ghs_pragma_starttda): Likewise.
7586 (ghs_pragma_startsda): Likewise.
7587 (ghs_pragma_startzda): Likewise.
7588 (ghs_pragma_endtda): Likewise.
7589 (ghs_pragma_endsda): Likewise.
7590 (ghs_pragma_endzda): Likewise.
7592 2005-07-19 Danny Berlin <dberlin@dberlin.org>
7593 Kenneth Zadeck <zadeck@naturalbridge.com>
7595 * Makefile.in: Removed tree-promote-statics.c
7596 * tree-promote-statics.c: Removed.
7597 * common.opt: Removed flag-promote-statics.
7599 * passes.c: Removed tree-promote-statics pass.
7600 * tree-pass.h: Ditto.
7601 * timevar.def: Removed TV_PROMOTE_STATICS.
7604 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
7606 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
7608 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
7610 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7613 * c-common.c (check_function_arguments): Call
7614 'check_function_format' if either -Wformat or
7615 -Wmissing-format-attribute are specified.
7616 * c-format.c (check_function_format): Check -Wformat before
7617 calling 'check_format_info'.
7618 * c-opts.c (c_common_post_options): Don't warn for
7619 -Wmissing-format-attribute without -Wformat.
7620 * c-typeck.c (convert_for_assignment): Detect additional cases for
7621 -Wmissing-format-attribute.
7622 * doc/invoke.texi (-Wmissing-format-attribute): Document new
7625 2005-07-19 Richard Guenther <rguenther@suse.de>
7627 * config/i386/i386.md (lrint<mode>2): Use temporary
7628 instead of clobbering non-existent memory.
7630 2005-07-19 Nick Clifton <nickc@redhat.com>
7632 * config/avr/avr.c (legitimate_address_p): Fix debugging print
7633 statement to avoid displaying ASCII control characters.
7635 2005-07-19 Ben Elliston <bje@au.ibm.com>
7637 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
7638 * cfganal.c (find_edge_index): Ditto.
7639 * combine.c (combine_instructions): Ditto.
7640 * ddg.c (create_scc): Ditto.
7641 (find_successors): Ditto.
7642 (find_predecessors): Ditto.
7643 (find_nodes_on_paths): Ditto.
7644 (longest_simple_path): Ditto.
7645 * flow.c (update_life_info): Ditto.
7646 (count_or_remove_death_notes): Ditto.
7647 (clear_log_links): Ditto.
7648 * modulo-sched.c (generate_reg_moves): Ditto.
7649 (find_max_asap): Ditto.
7650 (find_max_hv_min_mob): Ditto.
7651 (find_max_dv_min_mob): Ditto.
7652 * sbitmap.c (sbitmap_first_set_bit): Ditto.
7653 * sched-rgn.c (extract_edgelst): Ditto.
7654 * tree-into-ssa.c (prepare_names_to_update): Ditto.
7655 (dump_update_ssa): Ditto.
7656 (ssa_names_to_replace) Ditto.
7657 (switch_virtuals_to_full_rewrite): Ditto.
7658 (update_ssa): Ditto.
7659 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7661 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
7663 Fix PR tree-optimization/22483
7665 * tree-complex.c (create_components): Use
7666 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
7667 * tree-flow-inline.h (fill_referenced_var_vec): New function.
7668 * tree-flow.h (safe_referenced_var_iterator): New structure.
7669 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
7670 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
7671 safe_referenced_var iterator.
7672 (add_type_alias): Ditto.
7674 2005-07-19 Steven Bosscher <stevenb@suse.de>
7676 * loop-init.c (rest_of_handle_loop2): Remove.
7677 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
7678 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
7679 (pass_rtl_loop_init, pass_rtl_loop_done,
7680 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
7681 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
7682 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
7683 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
7684 pass_tree_loop_done, and pass_tree_unswitch.
7685 (gate_loop): Rename to gate_tree_loop.
7686 * passes.c (init_optimization_passes): Update for renamed tree
7687 loop passes. Add the new loop2 passes as subpasses of loop2.
7688 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
7689 Update for the renamed tree loop passes.
7691 2005-07-18 Ian Lance Taylor <ian@airs.com>
7694 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
7695 blocks when optimizing.
7697 2005-07-18 Steve Ellcey <sje@cup.hp.com>
7699 * common.opt (frename-registers): Initialize to 2.
7701 (fgcse-after-reload): Ditto.
7702 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
7703 (process_options): Only change flag_web, flag_rename_registers,
7704 and flag_rerun_cse_after_loop if not explicitly set by user.
7706 2005-07-18 Jan Beulich <jbeulich@novell.com>
7708 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
7709 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
7710 in 64-bit mode the same as DImode in 32-bit mode.
7711 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
7712 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
7713 mode. Add new mode parameter.
7714 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
7715 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
7716 x86_64_shift_adj): New expanders.
7717 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
7718 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
7720 Respective new splitters. Use renamed shift splitter helpers in 32-bit
7721 DImode shift splitters.
7722 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
7723 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
7726 2005-07-18 Jan Beulich <jbeulich@novell.com>
7728 * i386.md (movdi_extzv_1): New.
7729 (zero_extendhidi2): Combine alternatives and never force use of
7731 (zero_extendqidi2): Likewise. Don't restrict input selection.
7733 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7735 Fix PR tree-optimization/22531
7736 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
7739 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7741 * tree-promote-statics.c (pass_promote_statics): Change dump file
7744 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7746 * tree-optimize.c (init_tree_optimization_passes): Add
7747 pass_eliminate_useless_stores pass.
7748 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
7749 * tree-ssa-pre.c (is_copy_stmt): New function.
7750 (follow_copies_till_vuse): Ditto.
7751 (do_eustores): Ditto.
7752 (gate_eustores): Ditto.
7754 2005-07-16 Richard Henderson <rth@redhat.com>
7756 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
7758 2005-07-16 Danny Berlin <dberlin@dberlin.org>
7759 Kenneth Zadeck <zadeck@naturalbridge.com>
7761 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
7762 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
7763 ipa-type-escape.h, tree-promote-statics.c
7764 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
7765 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
7766 tree-promote-statics.c: new files.
7767 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
7768 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
7769 int nonlocal_set_p, mark_constant_function): Deleted.
7770 (rest_of_handle_cfg): Removed call to mark_constant_function.
7771 (nonoverlapping_component_refs_p): Added calls to support
7772 type based aliasing.
7773 * tree-ssa-alias.c (may_alias_p,
7774 compute_flow_insensitive_aliasing): Ditto.
7775 * calls.c (flags_from_decl_or_type): Removed reference to
7777 * c-typeck.c (convert_arguments): Make builtins tolerant of having
7778 too many arguments. This is necessary for Spec 2000.
7779 * cgraph.h (const_function, pure_function): Removed.
7780 * common.opt: Added "fipa-pure-const", "fipa-reference",
7781 "fipa-type-escape", and "ftree-promote-static".
7783 * passes.c: Added ipa and tree-promote-statics passes.
7784 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
7785 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
7786 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
7787 * tree-flow.h: Added exposed sra calls and addition of
7788 reference_vars_info field for FUNCTION_DECLS.
7789 * tree-pass.h: Added passes.
7790 * tree-sra.c: (sra_init_cache): New function.
7791 (sra_insert_before, sra_insert_after) Made public.
7792 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
7794 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
7795 aliasing. (may_alias_p): Added code to use type escape analysis to
7797 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
7798 code to prune clobbers of static variables based on information
7799 produced in ipa-reference pass. Changed call clobbering so that
7800 statics are not marked as clobbered if the call does not clobber
7803 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
7805 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
7808 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7810 * doc/install.texi (*-*-solaris2*): Document recommended version
7811 of GNU binutils and mention GNU linker problem on Solaris 10.
7813 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
7816 * c-decl.c (c_build_bitfield_integer_type): New function.
7817 (finish_struct): Call it.
7818 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
7820 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7822 * c-typeck.c (digest_init): Call 'convert_for_assignment'
7825 2005-07-16 Jan Hubicka <jh@suse.cz>
7827 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
7828 (scale_bbs_frequencies_int): Watch roundoff errors.
7829 * predict.c (return_prediction): Initialize return_stmt.
7831 2005-07-16 Jan Hubicka <jh@suse.cz>
7833 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
7834 after RTL profiling.
7836 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
7839 * fold-const.c (build_range_check): Convert high/low to etype
7840 if we are only comparing against exp.
7842 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
7844 Fix PR tree-optimization/22376
7845 * tree-ssa-structalias.c (build_constraint_graph): We really meant
7847 (need_to_solve): New function.
7848 (compute_points_to_sets): Use it.
7850 2005-07-15 Jan Hubicka <jh@suse.cz>
7852 * cfg.c (update_bb_profile_for_threading): More diagnostic.
7853 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
7855 2005-07-15 Richard Guenther <rguenther@suse.de>
7857 * c-common.c (handle_flatten_attribute): New function.
7858 Add flatten function attribute.
7859 * doc/extend.texi: Document flatten function attribute.
7860 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
7861 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
7863 (cgraph_decide_inlining): Handle functions with flatten
7866 2005-07-14 David Edelsohn <edelsohn@gnu.org>
7868 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
7869 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
7870 UNSPEC_XCHG, UNSPEC_AND): New.
7871 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
7872 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
7873 * config/rs6000/sync.md (FETCHOP): New code macro.
7874 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
7876 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
7877 (sync_compare_and_swap<mode>): Same.
7878 (sync_lock_test_and_set<mode>): Same.
7879 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
7880 for QImode and HImode, and not PPC405.
7881 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
7882 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
7883 (sync_<fetchop>{si,di}_internal): New.
7884 (sync_nand{si,di}_internal): New.
7885 (sync_old_<fetchop>{si,di}_internal): New.
7886 (sync_old_nand{si,di}_internal): New
7887 (sync_new_<fetchop>{si,di}_internal): New.
7888 (sync_new_nand{si,di}_internal): New.
7889 (atomic_and{si,di}): New.
7890 (sync_new_nand{si,di}_internal): New.
7891 (atomic_and{si,di}): New.
7892 (sync_add<mode>_internal): Delete.
7893 (sync_addshort_internal): Use unspec instead of unspec_volatile.
7894 (sync_sub<mode>_internal): Delte.
7895 (sync_subshort_internal): New.
7896 (sync_andsi_internal): Use unspec instead of unspec_volatile.
7897 (sync_anddi_internal): Delete.
7898 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
7899 (sync_booldi_internal): Delete.
7900 (sync_boolc<mode>_internal): Delete.
7901 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
7902 (sync_boolc<mode>_internal2): Delete.
7903 (sync_boolcc<mode>_internal): Delete.
7904 (isync, lwsync): Use unspec instead of unspec_volatile.
7905 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
7906 Revert UNSPEC_VOLATILE.
7907 (rs6000_split_atomic_op): New.
7908 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
7910 2005-07-14 Eric Christopher <echristo@redhat.com>
7912 * config/mips/mips.c (mips_canonicalize_comparison): Cast
7913 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
7915 2005-07-14 Eric Christopher <echristo@redhat.com>
7917 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
7919 2005-07-14 Steven Bosscher <stevenb@suse.de>
7921 PR tree-optimization/22230
7922 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
7923 the computation of the four cross productions for "range op range".
7925 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
7926 Ulrich Weigand <uweigand@de.ibm.com>
7929 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
7932 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
7934 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
7936 2005-07-14 Steve Ellcey <sje@cup.hp.com>
7938 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
7940 2005-07-14 Richard Guenther <rguenther@suse.de>
7943 * config/i386/i386-protos.h (ix86_function_value): Change
7944 prototype to match new target hook.
7945 * config/i386/i386.c (ix86_value_regno): Change prototype
7946 to take extra type argument.
7947 (TARGET_FUNCTION_VALUE): Define.
7948 (ix86_function_ok_for_sibcall): Pass extra argument to
7949 ix86_value_regno, check return slot rtx for exact match.
7950 (ix86_function_value): Take extra parameter. Dispatch to
7951 ix86_value_regno with fndecl/fntype as provided.
7952 (ix86_value_regno): Handle extra type argument.
7953 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
7955 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
7956 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
7957 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
7958 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
7959 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
7961 2005-07-14 Richard Guenther <rguenther@suse.de>
7963 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
7964 * calls.c (expand_call): Pass fntype to hard_function_value.
7965 (emit_library_call_value_1): Likewise.
7966 * explow.c: Include target.h.
7967 (hard_function_value): Take extra argument, the fntype.
7968 Use new target hook for function_value.
7969 * expr.h (hard_function_value): Change prototype.
7970 * function.c (aggregate_value_p): Pass 0 as fntype to
7971 hard_function_value.
7972 (assign_parms): Use new target hook for function_value.
7973 Pass 0 as fntype to hard_function_value.
7974 (expand_function_end): Likewise.
7975 * reg-stack.c: Include target.h.
7976 (stack_result): Use new target hook for function_value.
7977 * target-def.h: New target hook function_value.
7978 * target.h: Likewise.
7979 * targhooks.c (default_function_value): New function.
7980 * targhooks.h (default_function_value): Declare.
7982 2005-07-13 Ian Lance Taylor <ian@airs.com>
7984 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
7986 2005-07-14 Jan Hubicka <jh@suse.cz>
7988 * tree-dfa.c (dump_variable): Use default_def function.
7989 * tree-ssa-alias.c (dump_points_to_info): Likewise.
7990 * tree-ssa.c (verify_use): Likewise.
7991 * tree-ssanames.c (release_ssa_name): Likewise.
7992 * tree-tailcall.c (eliminate_tail_call): Likewise.
7993 (tree_optimize_tail_calls_1): Likewise.
7994 * tree-vrp.c (get_value_range): Likewise.
7996 2005-07-14 Ben Elliston <bje@au.ibm.com>
7998 * gcc.c (main): Compare language[0] with '*' when iterating over
8001 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8003 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
8004 "s390_emit_compare". Add handling of CCZ1mode.
8005 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
8006 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
8008 (s390_branch_condition_mask): Add CCZ1mode handling.
8009 * config/s390/s390.md: ("seq", "*seq"): New pattern.
8010 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
8011 Use CCZ1mode instead of CCZmode.
8012 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
8014 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8016 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
8018 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
8020 2005-07-13 Eric Christopher <echristo@redhat.com>
8022 * config/mips/mips.c (mips_canonicalize_comparison): New.
8023 (mips_emit_int_relational): Use.
8025 2005-07-13 Eric Christopher <echristo@redhat.com>
8027 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8029 * config/s390/s390.md: Include tpf.md. Move tpf specific
8031 * config/s390/tpf.md: To here.
8032 * config/s390/s390.opt: Move tpf specific options...
8033 * config/s390/tpf.opt: to here. Add mmain option.
8034 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8035 * config/s390/tpf.h: Rewrite.
8037 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8039 * doc/tm.texi: Remove @xref{Cross-profiling}.
8041 2005-07-13 Jeff Law <law@redhat.com>
8043 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
8044 expressions, test their _DECL operands for pointer equality rather
8045 than using operand_equal_p.
8047 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8049 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
8050 (TARGET_POSIX_IO): This.
8051 * config/darwin.h: Likewise.
8052 * config/freebsd.h: Likewise.
8053 * config/linux.h: Likewise.
8054 * config/lynx.h: Likewise.
8055 * config/netbsd.h: Likewise.
8056 * config/rs6000/linux64.h: Likewise.
8057 * config/rs6000/linux.h: Likewise.
8058 * config/s390/tpf.h: Likewise.
8059 * config/sh/embed-elf.h: Likewise.
8060 * config/sparc/linux64.h: Likewise.
8061 * config/sparc/linux.h: Likewise.
8062 * config/svr4.h: Likewise.
8063 * gcov-io.h: Likewise.
8065 * doc/tm.texi: Updated.
8067 * libgcov.c (create_file_directory): Defined only if
8068 TARGET_POSIX_IO is defined.
8069 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
8072 2005-07-13 Jan Hubicka <jh@suse.cz>
8074 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
8076 2005-07-13 David Edelsohn <edelsohn@gnu.org>
8078 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
8079 structure as argument.
8081 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
8083 PR tree-optimization/21921
8084 * tree-iterator.c (tsi_link_before): Support the case when
8085 tsi_end_p (tsi) == true.
8087 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8089 PR tree-optimization/22442
8090 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
8093 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8095 PR rtl-optimization/20376
8096 * toplev.c (process_options): Enable -fweb and -frename-registers when
8098 * doc/invoke.texi: Update the information about when -fweb and
8099 -frename-registers are enabled.
8101 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8104 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
8105 if *rhs_p is not a SSA_NAME.
8107 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
8109 Fix PR tree-optimization/22422
8110 * tree-ssa-structalias.c (struct variable_info): Add flag for
8112 (get_varinfo): Now a static function.
8113 (new_varinfo): init has_union and is_special_var to false.
8114 (solution_set_add): Check has_union.
8115 (do_da_constraint): Move temporary variable so it gets reset
8117 Also check for special variable.
8118 (do_ds_constraint): Ditto.
8119 (do_sd_constraint): Ditto.
8120 (do_structure_copy): Check for special variable.
8121 (find_func_aliases): Ditto.
8122 (init_base_vars): Set special vars properly.
8124 2005-07-13 Jan Hubicka <jh@suse.cz>
8126 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
8129 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
8130 (get_expr_operands): Fix thinko wrt flags and subvars.
8132 PR tree-optimize/22379
8133 * tree-inline.c (expand_call_inline): Do not output sorry in early
8136 2005-07-12 Dale Johannesen <dalej@apple.com>
8138 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
8140 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8143 * host-linux.h: Include limits.h.
8145 2005-07-12 Dale Johannesen <dalej@apple.com>
8147 * expr.c (compress_float_constant): Add cost check.
8148 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
8150 2005-07-12 Dale Johannesen <dalej@apple.com>
8152 * gcc.target/i386/compress-float-sse.c: New.
8153 * gcc.target/i386/compress-float-sse-pic.c: New.
8154 * gcc.target/i386/compress-float-387.c: New.
8155 * gcc.target/i386/compress-float-387-pic.c: New.
8156 * gcc.dg/compress-float-ppc.c: New.
8157 * gcc.dg/compress-float-ppc-pic.c: New.
8159 2005-07-12 Eric Christopher <echristo@redhat.com>
8161 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8163 * config/s390/s390.md: Include tpf.md. Move tpf specific
8165 * config/s390/tpf.md: To here.
8166 * config/s390/s390.opt: Move tpf specific options...
8167 * config/s390/tpf.opt: to here. Add mmain option.
8168 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8169 * config/s390/tpf.h: Rewrite.
8171 2005-07-12 Eric Christopher <echristo@redhat.com>
8173 * gcc.c (struct infile): Update comment for language.
8174 (main): Rewrite input file resetting code.
8176 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8179 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
8180 requiring a cast in a non RHS of modify_expr. Add a cast when required.
8181 (lookup_avail_expr): Use constant_boolean_node instead
8182 of boolean_false_node/boolean_true_node.
8184 2005-07-12 Ben Elliston <bje@au.ibm.com>
8186 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
8187 and use it when printing num_edges.
8189 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
8191 * doc/extend.texi (Blackfin Built-in Functions): New section.
8192 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
8195 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
8197 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
8198 s/cmpstrsi/cmpstrnsi
8199 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
8201 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
8202 (init_optabs): Initialize cmpstrn_optab.
8203 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
8204 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
8205 * expr.c: (enum insn_code cmpstrn_optab): Declare.
8206 * config/i386/i386.md: s/cmpstr/cmpstrn
8207 * config/c4x/c4x.md: s/cmpstr/cmpstrn
8208 * doc/md.texi: Update documentation.
8210 2005-07-11 Richard Henderson <rth@redhat.com>
8212 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
8213 build_va_arg_indirect_ref.
8214 (alpha_gimplify_va_arg): Likewise.
8215 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
8216 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
8217 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
8218 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
8219 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
8220 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
8222 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
8224 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8226 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
8227 * passes.c (init_optimization_passes): Add pass_empty_loop.
8228 * tree-pass.h (pass_empty_loop): Declare.
8229 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
8230 try_remove_empty_loop, remove_empty_loops): New functions.
8231 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
8232 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
8234 2005-07-12 Peter Barada <peter@the-baradas.com>
8238 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
8239 in address registers.
8240 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
8241 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
8242 alternative of addsi3_5200.
8244 2005-07-11 Ian Lance Taylor <ian@airs.com>
8246 * config/mips/mips.md (ffs<mode>2): Remove.
8248 2005-07-11 Ian Lance Taylor <ian@airs.com>
8250 * doc/tree-ssa.texi (Cleanups): Improve description of
8252 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
8254 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8256 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
8257 * tree.h (DECL_ARGUMENT_FLD): New macro.
8259 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8261 Fix PR tree-optimization/22404
8263 * tree-ssa-structalias.c (create_variable_info_for): Use
8266 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
8268 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
8269 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
8270 for second comparison operand.
8271 * config/bfin/predicates.md (reg_or_const_int_operand): New.
8273 * config/bfin/bfin.md (define_attr "type"): Add "sync".
8274 (define_insn_reservation "alu"): Likewise.
8275 (csync, ssync): Now of type sync.
8276 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
8277 -mcsync-anomaly -mspecld-anomaly.
8278 * config/bfin/bfin.opt (mcsync): Remove.
8279 (mcsync-anomaly, mspecld-anomaly): Add.
8280 * config/bfin/bfin.c: Include "insn-codes.h".
8281 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
8282 (TARGET_DEFAULT_TARGET_FLAGS): New.
8283 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
8285 2005-07-11 Steven Bosscher <stevenb@suse.de>
8287 * basic-block.h: Give the BB flags enum a name, bb_flags.
8288 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
8289 * cfgcleanup.c (enum bb_flags): Remove here.
8290 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
8291 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
8292 (update_forwarder_flag): Likewise.
8293 (thread_jump): Likewise.
8294 (try_forward_edges): Likewise.
8295 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
8296 forwarder flags. Don't clear bb->aux for all basic blocks. Only
8297 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
8299 2005-07-11 Richard Guenther <rguenther@suse.de>
8301 * config/i386/i386.opt: New target option -msseregparm.
8302 * config/i386/i386.c (override_options): Error out for
8303 -msseregparm but no SSE support.
8304 (ix86_function_sseregparm): Check for global sseregparm.
8305 * doc/invoke.texi: Document -msseregparm.
8307 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8309 * config.gcc (m32r-*-linux*): Use the default extra_parts.
8310 (m32rle-*-linux*): Ditto.
8312 2005-07-11 Jakub Jelinek <jakub@redhat.com>
8314 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
8315 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
8318 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8322 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
8323 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
8325 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
8327 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
8328 (varmap): Heapify varmap.
8329 (constraints): Heapify constraints.
8330 (struct constraint_graph): Heapify succs and preds.
8331 (constraint_vec_find): Update for heapification.
8332 (constraint_set_union): Ditto.
8333 (insert_into_complex): Ditto.
8334 (constraint_edge_vec_find): Ditto.
8335 (erase_graph_self_edge): Ditto.
8336 (add_graph_edge): Ditto.
8337 (get_graph_weights): Ditto.
8338 (merge_graph_nodes): Ditto.
8339 (build_constraint_graph): Ditto.
8340 (topo_visit): Ditto.
8341 (solve_graph): Ditto.
8342 (create_variable_info_for): Ditto.
8343 (init_base_vars): Ditto.
8344 (delete_points_to_sets): Free graph, varmap, and complex constraints.
8345 (condese_varmap_nodes): Free complex vector.
8346 (clear_edges_for_node): Clear succs and preds vector.
8348 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8350 * tree-ssa-structalias.c (update_alias_info): Change counting of
8351 references to not include vdefs.
8353 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8355 * tree-ssa-alias.c (free_used_part_map): Add missing free.
8358 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8360 * pa.c (pa_commutative_p): Make PLUS commutative when
8361 TARGET_NO_SPACE_REGS is true.
8363 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8365 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
8366 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
8367 * tree-dfa.c (dump_subvars_for): New.
8368 (debug_subvars_for): New.
8369 (dump_variable): Show subvariables if VAR has them.
8370 * tree-flow-inline.h (get_subvar_at): New.
8371 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
8372 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
8374 (struct subvar): Change fields offset and size to unsigned
8376 (dump_subvars_for): Declare.
8377 (debug_subvars_for): Declare.
8378 (get_subvar_at): Declare.
8379 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
8380 to unsigned HOST_WIDE_INT *.
8381 (overlap_subvar): Likewise.
8382 * tree-gimple.c (is_gimple_reg): Always return false for
8383 SFTs and memory tags.
8384 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
8386 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
8387 (compute_may_aliases): Call compute_points_to_sets.
8388 (collect_points_to_info_for): Remove.
8389 (compute_points_to_and_addr_escape): Remove.
8390 (delete_alias_info): Call delete_points_to_sets.
8391 (compute_flow_sensitive_aliasing): If the call to
8392 find_what_p_points_to returns false, call set_pt_anything.
8393 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
8394 (set_pt_anything): Clear pi->pt_vars.
8395 (set_pt_malloc): Remove.
8396 (merge_pointed_to_info): Remove.
8397 (add_pointed_to_expr): Remove.
8398 (add_pointed_to_var): Remove.
8399 (collect_points_to_info_r): Remove.
8400 (is_escape_site): Make extern.
8402 (create_overlap_variables_for): Call it.
8403 * tree-ssa-copy.c (merge_alias_info): Never merge
8404 flow-sensitive alias information.
8405 * tree-ssa-operands.c (get_expr_operands): Adjust variables
8406 offset and size to be unsigned HOST_WIDE_INT.
8407 (add_to_addressable_set): Rename from note_addressable.
8408 Set TREE_ADDRESSABLE as the variables are added to the set.
8410 (add_stmt_operand): Do not try to micro-optimize unmodifiable
8411 operands into VUSEs when adding V_MAY_DEFs for members in an
8413 * tree-ssa-operands.h (add_to_addressable_set): Declare.
8414 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
8415 (struct variable_info): Add bitfield is_heap_var.
8416 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
8417 (new_var_info): Initialize is_heap_var.
8418 (get_constraint_for): Add HEAP variables to the symbol table.
8419 Mark them with is_heap_var.
8420 (update_alias_info): New. Taken mostly from the old
8421 compute_points_to_and_addr_escape.
8422 (handle_ptr_arith): New.
8423 (find_func_aliases): Call update_alias_info.
8424 Call handle_ptr_info for tcc_binary expressions.
8425 Call mark_stmt_modified.
8426 (create_variable_info_for): If DECL has subvars, do not create
8427 variables for its subvars. Always add all the fields.
8428 (set_uids_in_ptset): If the solution includes ANYOFFSET and
8429 SFTs, then add all the SFTs of the structure.
8430 If VI->DECL is an aggregate with subvariables, add the SFT at
8432 (find_what_p_points_to): If VI is an artificial variable,
8433 translate to bitfields in SSA_NAME_PTR_INFO.
8434 If the solution is empty, set pi->pt_vars to NULL
8435 (init_base_vars): Create ANYOFFSET.
8436 (compute_points_to_sets): Rename from create_alias_vars.
8438 (pass_build_pta): Remove.
8439 (delete_points_to_sets): Rename from delete_alias_vars.
8440 (pass_del_pta): Remove.
8441 * tree-ssa-structalias.h (struct alias_info): Move from
8443 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
8444 NUM_REFERENCES_SET): Likewise.
8445 (compute_points_to_sets, delete_points_to_sets): Declare.
8447 2005-07-09 Richard Henderson <rth@redhat.com>
8449 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
8450 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
8451 alpha_split_lock_test_and_set_12): New functions.
8452 * config/alpha/alpha-protos.h: Update.
8453 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
8454 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
8455 * config/alpha/sync.md (I12MODE): New.
8456 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
8457 (sync_<fetchop_name><I48MODE>): Likewise.
8458 (sync_nand<I48MODE>): Likewise.
8459 (sync_old_<fetchop_name><I48MODE>): Likewise.
8460 (sync_new_<fetchop_name><I48MODE>): Likewise.
8461 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8462 (sync_compare_and_swap<I48MODE>): Likewise.
8463 (sync_lock_test_and_set<I48MODE>): Likewise.
8464 (sync_compare_and_swap<I12MODE>): New.
8465 (sync_compare_and_swap<I12MODE>_1): New.
8466 (sync_lock_test_and_set<I12MODE>): New.
8467 (sync_lock_test_and_set<I12MODE>_1): New.
8469 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8473 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
8475 2005-07-09 Jakub Jelinek <jakub@redhat.com>
8477 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
8478 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
8480 2005-07-09 Richard SAndiford <richard@codesourcery.com>
8483 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8485 2005-07-08 David Edelsohn <edelsohn@gnu.org>
8487 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
8488 memory_operand constraint.
8489 (store_conditional_<mode>): Same.
8490 (sync_compare_and_swap<mode>): Same.
8491 (sync_lock_test_and_set<mode>): Same.
8493 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
8495 Rewrite PIC support to more closely model actual instructions.
8496 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
8497 (cris_symbol): Remove prototypes for removed functions.
8498 (cris_pic_symbol_type_of, cris_valid_pic_const)
8499 (cris_expand_pic_call_address): Prototypes for new functions.
8500 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
8502 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
8504 <case ':'>: Add case for new punctuation character.
8505 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
8506 emitting (extra) PIC modifier.
8507 <case UNSPEC>: Do not assert for PLT.
8508 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
8509 (cris_expand_prologue, cris_expand_epilogue): Check
8510 for pic_offset_table_rtx usage instead of taking
8511 current_function_uses_pic_offset_table as the final word.
8512 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
8513 Remove flag_pic difference.
8514 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
8515 the moral equivalents of...
8516 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
8518 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
8519 (cris_handle_option): Mark ARG as unused.
8520 (cris_expand_pic_call_address): New worker function for "call",
8522 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
8523 output PIC constructs here.
8524 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
8525 as symbol-specific modifers, not whole or part of operands.
8526 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
8527 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
8528 constants and flag_pic.
8529 (CONSTANT_INDEX_P): Adjust for new functions.
8530 (enum cris_pic_symbol_type): New helper type.
8531 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
8532 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
8533 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
8535 ("movsi"): Emit actual instructions for GOT and relative access.
8536 ("*movsi_got_load"): New pattern to set up the register holding
8538 ("*movsi_internal"): Operand 1 is not a plain general_operand.
8539 Adjust FIXME for 'S'.
8540 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
8541 Use "movs" for -fpic cases.
8542 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
8543 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
8544 ("call", "call_value"): Just call cris_expand_pic_call_address for
8546 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
8547 Remove special pattern.
8548 ("*expanded_call_side", "*expanded_call_value_side"): New
8550 (gotplt-to-plt, gotplt-to-plt-side-call)
8551 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
8553 * config/cris/cris/predicates.md
8554 ("cris_general_operand_or_gotless_symbol"): Remove unused
8556 ("cris_general_operand_or_symbol"): Adjust for new functions.
8558 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8560 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
8562 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
8564 * Makefile.in (TREE_H): Add treestruct.def.
8565 (c-decl.o): Add pointer-set.h
8566 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
8567 visibility on regular DECL's.
8568 (merge_decls): Fix the copying of decl nodes of various types for
8569 the new structures. Don't update RTL, section name, weak status,
8570 etc, on DECL's without RTL.
8571 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
8572 Don't check volatile on non-variable types.
8573 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
8574 to check whether we have seen arguments.
8575 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
8576 flag is checked before field (flag is common, field is not).
8577 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
8578 TS_DECL_COMMON could have an origin.
8579 (add_location_or_const_value_attribute): Don't check section name
8580 on non-var/function decls.
8581 (dwarf2out_var_location): Reverse order of tests.
8582 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
8583 with DECL_WRTL_CHECK.
8584 * expmed.c (make_tree): rtl is now in decl_with_rtl.
8585 * fold-const.c (fold_binary): Don't check weakness on
8586 non-var/function decls.
8587 (tree_expr_nonzero_p): Ditto.
8588 (fold_checksum_tree): Use tree_decl_extra as sizeof
8590 * ggc-page.c (extra_order_size_table): Add sizes for
8591 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
8593 * gimplify.c (gimplify_bind_expr): Only set
8594 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
8595 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
8597 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
8598 * langhooks.h (init_ts). New langhook.
8599 * passes.c (rest_of_decl_compilation): Reverse order of tests.
8600 * print-tree.c (print_node): Update to only print fields that
8601 exist in the structures the passed decl has.
8602 * toplev.c (wrapup_global_declarations): Don't reset
8603 DECL_DEFER_OUTPUT on DECL's that don't contain it.
8604 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
8605 * tree-inline.c (remap_decl): Ditto.
8606 * tree-outof-ssa.c (create_temp): Reverse order of tests.
8607 * tree-pretty-print.c (print_declaration): Don't print
8608 DECL_REGISTER on things that don't contain it.
8609 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
8610 non-var/function decls.
8611 * tree.c (tree_contains_struct): New structure.
8612 (init_priority_for_decl): New hashtable.
8613 (tree_int_map): New structure.
8614 (tree_int_map_eq): New function.
8615 (tree_int_map_marked_p): Ditto.
8616 (tree_int_map_hash): Ditto.
8617 (tree_map): Move to tree.h.
8618 (tree_map_eq): Externalize.
8619 (tree_map_hash): Ditto.
8620 (tree_map_marked_p): Ditto.
8621 (init_ttree): Set up tree_contains_struct and call langhook.
8622 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
8623 (tree_code_size): Update for new structures.
8624 (tree_node_structure): Update for new structures.
8625 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
8627 (copy_node_stat): Copy init priority.
8628 (build_decl_stat): Ditto for visibility.
8629 (ts_enum_names): New.
8630 (tree_contains_struct_check_failed): New function.
8631 (decl_init_priority_lookup): Ditto.
8632 (decl_init_priority_insert): Ditto.
8633 * treestruct.def: New file.
8634 * tree.h (CODE_CONTAINS_STRUCT): New macro.
8635 (CONTAINS_STRUCT_CHECK): Ditto.
8636 (tree_contains_struct_check_failed): New prototype.
8637 (DECL_CHECK): Removed.
8638 (DECL_MINIMAL_CHECK): New.
8639 (DECL_COMMON_CHECK): Ditto.
8640 (DECL_WRTL_CHECK): Ditto.
8641 (DECL_NON_COMMON_CHECK): Ditto.
8642 (DECL_WITH_VIS_CHECK): Ditto.
8643 (VAR_OR_FUNCTION_DECL_P): Ditto
8644 (struct tree_decl_minimal): New structure.
8645 (struct tree_decl_common): Ditto.
8646 (struct tree_decl_with_rtl): Ditto.
8647 (struct tree_decl_with_vis): Ditto.
8648 (struct tree_decl_non_common): Ditto.
8649 (struct tree_field_decl): Ditto.
8650 (struct tree_parm_decl): Ditto.
8651 (struct tree_var_decl): Ditto.
8652 (struct tree_function_decl): Ditto.
8653 (struct tree_const_decl): Ditto.
8654 (struct tree_result_decl): Ditto.
8655 (union tree_node): Add new structures.
8656 * var-tracking.c (track_expr_p): Reverse order of tests.
8658 * doc/c-tree.texi: Add documentation on DECL node internal structure.
8660 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8662 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
8663 * system.h: Poison FINALIZE_PIC.
8664 * doc/tm.texi (FINALIZE_PIC): Remove.
8666 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8669 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
8670 to the correct type if we have a MODIFY_EXPR.
8672 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8674 PR tree-optimization/22360
8675 * tree.c (upper_bound_in_type): Fix calculations for casting
8676 to a non-wider signed type and casting a signed value to a
8677 wider unsigned type.
8678 (lower_bound_in_type): Fix calculations for casting to a
8679 non-wider signed type.
8681 PR tree-optimization/20139
8682 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
8684 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
8685 fold_cond_expr_cond.
8686 * tree-ssanames.c (release_defs): Assert in_ssa_p.
8687 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
8689 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8692 * tree-complex.c (expand_complex_libcall): Produce
8693 REALPART_EXPR/IMAGPART_EXPR with the correct type.
8695 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
8697 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
8698 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
8699 b" assert and inserted fastpath code for this case.
8700 (bitmap_ior): Removed "a != b" assert.
8702 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8704 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
8705 (ENDFILE_SPEC): Likewise.
8706 * config/m32r/m32r.h (ASM_SPEC): Likewise.
8708 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
8709 a large stack frame at epilogue.
8711 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
8713 * final.c: Include sdbout.h when required.
8715 2005-07-07 Geoffrey Keating <geoffk@apple.com>
8717 * config.gcc (*-*-darwin*): Only one target-specific header file
8719 (powerpc-*-darwin*): Add version-specific header files.
8720 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
8721 * config.in: Regenerate.
8722 * configure: Regenerate.
8723 * gcc.c: Include xregex.h.
8724 (version_compare_spec_function): New.
8725 (spec_function): Add version-compare.
8726 (replace_outfile_spec_function): Reformat comment.
8727 (compare_version_strings): New.
8728 * config/darwin-c.c (version_as_macro): New.
8729 (builtin_define): New.
8730 (darwin_cpp_builtins): New.
8731 * config/darwin-protos.h (darwin_cpp_builtins): New.
8732 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
8733 (LIB_SPEC): Make unconditional, update comment.
8734 (TARGET_C99_FUNCTIONS): Define.
8735 * config/darwin.opt: Sort.
8736 (mmacosx-version-min=): New.
8737 * config/darwin7.h: Delete.
8738 * config/darwin8.h: Delete.
8739 * config/i386/darwin.h (): Call darwin_cpp_builtins.
8740 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
8741 (TARGET_C99_FUNCTIONS): Define.
8742 * config/rs6000/darwin7.h: New.
8743 * config/rs6000/darwin8.h: New.
8744 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
8745 (-mmacosx-version-min): Document.
8747 2005-07-07 Ian Lance Taylor <ian@airs.com>
8749 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
8751 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
8754 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
8756 2005-07-07 Khem Raj <kraj@mvista.com>
8758 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
8759 in bytes, not words.
8761 2005-07-07 Paul Brook <paul@codesourcery.com>
8763 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
8764 DEFAULT_FUNCTION_ARG_PADDING to upward.
8766 2005-07-07 Richard Henderson <rth@redhat.com>
8768 * function.c (locate_and_pad_parm): Record parameter alignment in
8769 stack_alignment_needed.
8771 2005-07-07 David Edelsohn <edelsohn@gnu.org>
8773 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
8774 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
8775 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
8776 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
8777 (define_attr "type"): Add isync, sync, load_l, store_c.
8778 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
8779 Create scratch volatile MEM.
8780 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
8782 (load_locked_<mode>): New.
8783 (store_conditional_<mode>): New.
8784 (sync_compare_and_swap<mode>): Replace with splitter.
8785 (sync_lock_test_and_set<mode>): Replace with splitter.
8786 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
8788 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
8789 is ics. Attribute isync.
8790 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
8792 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
8793 and UNSPECV_SYNC_OP.
8794 (emit_unlikely_jump): New.
8795 (emit_load_locked): New.
8796 (emit_store_conditional): New.
8797 (rs6000_split_compare_and_swap): New.
8798 (rs6000_split_lock_test_and_set): New.
8799 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
8800 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
8801 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
8802 rs6000_split_lock_test_and_set): Declare.
8803 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
8804 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
8805 store_c, isync, sync.
8807 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
8809 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
8810 filenames to gtyp-gen.h.
8811 (s-typ-gen): Use it in place of for loops.
8813 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
8815 * hooks.c (hook_bool_rtx_int_false): New function.
8816 * hooks.h (hook_bool_rtx_int_false): Declare.
8817 * target-def.h (TARGET_COMMUTATIVE_P): Define.
8818 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
8819 * target.h (struct gcc_target): Add commutative_p member.
8820 * targhooks.c (hook_bool_rtx_commutative_p): New function.
8821 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
8822 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
8823 (pa_commutative_p): New function.
8824 * jump.c (target.h): Include.
8825 (rtx_renumbered_equal_p): Use targetm.commutative_p.
8826 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
8828 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8830 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
8831 (s390_expand_setmem): New.
8832 * config/s390/s390.c: Likewise.
8833 (print_shift_count_operand): Truncate to 12 bits instead of 6.
8835 * config/s390/s390.md: ("setmem<mode>"): Accept character as
8836 general_operand. Call new function "s390_expand_setmem".
8837 ("clrmem_long", "*clrmem_long"): Rewrite to ...
8838 ("setmem_long", "*setmem_long"): ... this.
8840 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8842 * config/s390/s390.c: (optimization_options): Enable
8843 TARGET_MVCLE at -Os.
8844 * doc/invoke.texi: Document changes in default behaviour.
8845 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
8847 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8849 * expr.c: (set_storage_via_setmem): Convert opchar to mode
8850 defined by back-end.
8852 2005-07-07 Jakub Jelinek <jakub@redhat.com>
8854 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
8855 all sets in the pattern.
8856 * config/rs6000/rs6000.md (stack_protect_testsi,
8857 stack_protect_testdi): Likewise.
8859 2005-07-06 Jeff Law <law@redhat.com>
8861 * tree-vrp.c (simplify_using_ranges): Kill.
8862 (vrp_finalize): Remove call to simplify_using_ranges.
8863 (simplify_stmt_using_ranges): New function extracted from
8864 simplify_using_ranges.
8865 (simplify_div_or_mod_using_ranges): Likewise.
8866 (simplify_abs_using_ranges): Likewise.
8867 (simplify_cond_using_ranges): New function.
8868 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
8869 * tree-ssa-propagate.c (substitute_and_fold): Call
8870 simplify_stmt_using_ranges if we have range information.
8872 2005-07-06 James E. Wilson <wilson@specifixinc.com>
8874 * config/ia64/ia64.c (ia64_reorg): Check optimize before
8875 ia64_flag_schedule_isns2.
8877 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
8878 reading/writing general registers.
8879 (ia64_function_arg): Revert 2005-06-18 change.
8881 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8883 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
8884 (legitimize_tls_address): Use gcc_unreachable instead of abort.
8886 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
8888 * function.c (expand_function_end): Revert part of 2005-06-27
8889 patch. Do sjlj_emit_function_exit_after after return_label.
8891 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8893 * doc/install.texi (--disable-libssp): New.
8895 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
8897 * doc/invoke.texi: Update -fforce-mem documentation.
8898 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
8899 code for -fforce-mem.
8900 * expmed.c: (store_bit_field,store_fixed_bit_field,
8901 extract_bit_field): Ditto.
8902 * expr.c: (convert_move): Ditto.
8903 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
8904 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
8905 emit_conditional_add,expand_float,expand_fix): Ditto.
8906 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
8907 (common_handle_option): Issue warning when -fforce-mem specified.
8909 2005-07-06 Paul Brook <paul@codesourcery.com>
8911 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
8913 * configure: Regenerate.
8915 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
8917 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
8919 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
8921 Fix PR tree-optimization/22319
8922 Fix PR tree-optimization/22140
8923 Fix PR tree-optimization/22310
8925 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
8926 variable sized types.
8927 Use correct type for intermediate structure on *a = *b structure
8930 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8932 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
8934 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
8935 (machine_function): Move typedef to...
8936 * config/rs6000/rs6000.c (machine_function): ... here. Add
8937 varargs_save_offset field.
8938 (rs6000_stack_t): Remove varargs_size field.
8939 (setup_incoming_varargs): Allocate varargs save area using
8940 assign_stack_local, try to make it as small as possible.
8941 Save offset from virtual_stack_vars_rtx to the save area
8942 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
8943 instead of magic 8 when fp word byte size is used.
8944 (rs6000_va_start): Use cfun->machine->varargs_save_offset
8945 instead of -RS6000_VARARGS_SIZE.
8946 (rs6000_stack_info, debug_stack_info,
8947 rs6000_initial_elimination_offset): Remove all traces of
8949 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
8950 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
8951 RS6000_VARARGS_AREA.
8953 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
8955 PR tree-optimization/21963
8956 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
8957 constant_multiple_of in the same way get_computation_cost_at does.
8959 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8961 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
8962 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
8963 (gen_compare_reg): If sparc_compare_emitted is set, clear it
8964 and return its previous value.
8965 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
8966 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
8968 (stack_protect_set, stack_protect_test): New expanders.
8969 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
8970 stack_protect_testdi): New insns.
8971 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8972 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
8974 2005-07-06 Jeff Law <law@redhat.com>
8976 * tree-ssa-dce.c (cfg_altered): New global.
8977 (tree_dce_init): Initialize cfg_altered.
8978 (remove_dead_stmt): If we remove an edge in the CFG, then set
8980 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
8983 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8985 * Makefile.in (stamp-collect-ld): Use
8986 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
8987 ./collect-ld if it already exists.
8988 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
8989 Don't remove ./nm if it already exists.
8991 2005-07-05 Devang Patel <dpatel@apple.com>
8993 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
8994 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
8995 * tree-vectorizer.c (vect_loop_location): New.
8996 (vect_print_dump_info): Use vect_loop_location.
8997 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
8998 (vectorize_loops): Set vect_loop_location.
8999 * tree-vect-analyze.c (vect_analyze_offset_expr,
9000 vect_determin_vectorization_factor, vect_analyze_operations,
9001 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
9002 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
9003 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
9004 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
9005 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
9006 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
9007 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
9008 vect_analyze_loop): Adjust vect_print_dump_info API.
9009 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
9010 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
9011 vect_finish_stmt_generation, vectorizable_assignment,
9012 vectorizable_operation, vectorizable_store, vectorizable_load,
9013 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
9014 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
9015 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
9016 vect_transform_loop): Same.
9017 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
9018 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
9021 2005-07-05 Randolph Chung <tausq@debian.org>
9023 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
9024 * configure: Regenerate.
9025 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
9026 (pa_tls_referenced_p): Declare.
9027 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
9028 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
9029 (legitimize_tls_address): New.
9030 (hppa_legitimize_address): Handle TLS addresses.
9031 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
9032 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9033 (emit_move_sequence): Handle TLS addresses.
9034 (pa_encode_section_info): Call default handler to handle common
9036 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
9037 (CONSTANT_ADDRESS_P): Reject TLS operands.
9038 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
9039 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
9040 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
9041 (UNSPEC_TLSLE): Define new constants.
9042 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
9043 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
9044 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
9045 (tie_symbolic_operand, tle_symbolic_operand): New
9047 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
9049 * aclocal.m4: Update macros for autoconf 2.59 style.
9050 * configure.ac: Likewise.
9052 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9054 * pa.c (function_value): Handle small aggregates on 32-bit targets.
9055 (function_arg): Pass small aggregates in general registers on 32-bit
9057 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
9059 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
9061 * Makefile.in (final.o): Fix dependencies.
9063 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9067 * langhooks.h (struct lang_hooks): Add expr_to_decl.
9068 * langhooks.c (lhd_expr_to_decl): New.
9069 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
9071 (LANG_HOOKS_INITIALIZER): Update.
9072 * tree.c (recompute_tree_invarant_for_addr_expr): Call
9073 expr_to_decl langhook.
9074 * c-tree.h (c_expr_to_decl): Declare.
9075 * c-typeck.c (c_expr_to_decl): New.
9076 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
9078 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
9080 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9083 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
9084 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
9086 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
9088 * Makefile.in: Adjust dependencies.
9089 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
9090 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
9091 * alias.c (rest_of_handle_cfg, pass_cfg): New.
9092 * bb-reorder.c (duplicate_computed_gotos): Make it static.
9093 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
9094 rest_of_compilation.
9096 * bb-reorder.c (gate_duplicate_computed_gotos,
9097 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
9098 rest_of_handle_reorder_blocks, pass_reorder_blocks,
9099 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
9100 pass_partition_blocks): New.
9101 * bt-load.c (gate_handle_branch_target_load_optimize,
9102 rest_of_handle_branch_target_load_optimize,
9103 pass_branch_target_load_optimize): New.
9104 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
9106 * cfglayout.c (pass_insn_locators_initialize): New.
9107 * cfgrtl.c (pass_free_cfg): New.
9108 * combine.c (gate_handle_combine, rest_of_handle_combine,
9110 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
9111 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
9112 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
9113 * except.c (pass_set_nothrow_function_flags,
9114 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
9116 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
9117 rest_of_handle_shorten_branches, pass_shorten_branches,
9118 rest_of_clean_state, pass_clean_state): New.
9119 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
9120 rest_of_handle_remove_death_notes, pass_remove_death_notes,
9121 rest_of_handle_life, pass_life, rest_of_handle_flow2,
9123 * function.c (pass_instantiate_virtual_regs, pass_init_function,
9124 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
9125 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9126 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
9128 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
9129 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
9130 pass_rtl_ifcvt, gate_handle_if_after_combine,
9131 rest_of_handle_if_after_combine, pass_if_after_combine,
9132 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
9133 pass_if_after_reload): New.
9134 * integrate.c (pass_initial_value_sets): New.
9135 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
9136 pass_purge_lineno_notes): New.
9137 * mode-switching.c (rest_of_handle_mode_switching,
9138 pass_mode_switching): New.
9139 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
9140 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
9142 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
9143 pass_loop_optimize): New.
9144 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
9146 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
9148 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
9149 pass_postreload_cse): New.
9150 * profile.c (gate_handle_profiling, pass_profiling,
9151 rest_of_handle_branch_prob, pass_branch_prob): New.
9152 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
9153 pass_split_before_regstack, gate_handle_split_before_regstack,
9154 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
9155 rest_of_handle_split_all_insns, pass_split_all_insns): New.
9156 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
9157 pass_stack_regs): New.
9158 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
9159 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
9160 pass_stack_adjustments): New.
9161 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
9162 pass_regrename): New.
9163 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
9164 pass_delay_slots, gate_handle_machine_reorg,
9165 rest_of_handle_machine_reorg, pass_machine_reorg): New.
9166 * rtl.h (extern void purge_line_number_notes): New.
9167 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
9168 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
9170 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
9172 * value-prof.c (gate_handle_value_profile_transformations,
9173 rest_of_handle_value_profile_transformations,
9174 pass_value_profile_transformations): New.
9175 * var-tracking.c (gate_handle_var_tracking,
9176 pass_variable_tracking): New.
9177 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
9179 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
9180 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
9181 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
9182 rest_of_handle_old_regalloc, rest_of_handle_regrename,
9183 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
9184 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
9185 rest_of_handle_gcse2, rest_of_handle_regmove,
9186 rest_of_handle_tracer, rest_of_handle_if_conversion,
9187 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
9188 rest_of_handle_web, rest_of_handle_branch_prob,
9189 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
9190 rest_of_handle_jump_bypass, rest_of_handle_combine,
9191 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9192 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9193 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
9194 rest_of_handle_mode_switching, rest_of_handle_jump,
9195 rest_of_handle_eh, rest_of_handle_stack_adjustments,
9196 rest_of_handle_flow2, rest_of_handle_jump2,
9197 rest_of_handle_peephole2, rest_of_handle_postreload,
9198 rest_of_handle_shorten_branches, rest_of_clean_state,
9199 rest_of_compilation): Remove.
9201 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
9202 * passes.c (dump_flags, in_gimple_form, all_passes,
9203 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9204 register_dump_files, next_pass_1, last_verified, execute_todo,
9205 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
9206 from tree-optimize.c.
9207 (init_optimization_passes): Moved from tree-optimize.c,
9208 adding the RTL optimizations.
9209 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
9210 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
9211 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9212 register_dump_files, next_pass_1, last_verified, execute_todo,
9213 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
9214 init_tree_optimization_passes, ipa_passes): Delete.
9215 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
9217 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
9218 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
9220 (ipa_passes): Remove.
9221 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
9222 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
9223 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
9224 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
9225 (dump_info_p, dump_flag): Moved to tree-dump.h.
9227 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
9229 * passes.c (finish_optimization_passes): Use dump_begin
9230 and dump_end, TDI_end.
9231 (gate_rest_of_compilation): New.
9232 (pass_rest_of_compilation): Use it.
9233 (gate_postreload, pass_postreload): New.
9234 * toplev.c (general_init): Rename init_tree_optimization_passes.
9235 * toplev.h (init_tree_optimization_passes): Rename to
9236 init_optimizations_passes.
9237 * tree-dump.c (dump_flag): Make static.
9238 (dump_files): Remove RTL dumps.
9239 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
9240 pass_cleanup_cfg, pass_free_cfg_annotations,
9241 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
9242 pass_init_datastructures, pass_fixup_cfg): Make non-static.
9243 * tree-pretty-print.c: Include tree-pass.h.
9244 * cgraph.c: Include tree-dump.h.
9246 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9248 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
9249 Only fall back to saying it points to readonly memory if
9252 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9254 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
9255 * config/m32r/m32r.c (m32r_compute_frame_size,
9256 m32r_expand_prologue): Take current_function_profile into
9257 account whenever we reference
9258 current_function_uses_pic_offset_table.
9259 (m32r_finalize_pic): Remove.
9260 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
9262 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
9264 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
9265 instead of $<. Don't remove ./as if it already exists.
9267 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9270 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
9271 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
9272 for complex modes when generating code for PA 1.0.
9273 (VALID_FP_MODE_P): New macro.
9274 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9275 sets for all general and floating point modes. Align wide floating
9276 point modes to even register boundaries to comply with architectural
9278 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
9279 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
9280 (VALID_FP_MODE_P): New macro.
9281 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9282 sets for all general and floating point modes. Align wide floating
9283 point modes to even register boundaries to comply with architectural
9286 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9288 * tree-dump.c (dump_files): Initialize dump number for .cgraph
9291 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9293 * tree-ssa-structalias.c: Don't include expr.h.
9295 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9297 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
9300 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9302 Fix PR tree-optimization/22279
9304 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
9307 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
9309 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
9311 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9313 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
9314 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
9315 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
9316 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
9317 config/stormy16/stormy16.c, config/v850/v850.c,
9318 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
9319 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
9320 Avoid "." or "\n" at end of diagnostics and capital letters at
9321 start of diagnostics.
9322 * combine.c, cse.c: Don't translate dump file output.
9323 * toplev.c (print_version): Only translate output if going to
9326 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9328 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
9329 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
9332 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9334 * pa.c (fix_range): Fix typo in comment.
9336 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9338 * tree-vrp.c (extract_range_from_assert): Replace
9339 fold (build (...)) with fold_build2.
9341 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9343 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
9344 gcc_gfc_char_table, init_dynamic_gfc_info): New.
9345 (format_types_orig, handle_format_attribute): Add support for
9348 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
9350 * varasm.c (assemble_variable): Fix format specifier thinko.
9352 2005-07-03 Ira Rosen <irar@il.ibm.com>
9354 PR tree-optimization/22029 (and 22135)
9355 * tree-pretty-print.c (dump_generic_node): Check that the node is not
9356 a phi node before calling dump_vops.
9358 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9360 * tree-dump.h (dump_string_field): Declare.
9361 * tree-dump.c: Use it instead of dump_string.
9362 (dump_string_field): Make non-static.
9364 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
9366 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
9367 up the minimal CFG stuff always when optimize > 0. Call
9368 split_all_insns_noflow in PIC case if needed.
9370 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9371 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
9374 * c-decl.c (c_write_global_declarations): Dump contents of
9376 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
9377 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
9378 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
9379 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
9382 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9384 * c-common.h (GCC_DIAG_STYLE): Define.
9385 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
9386 version for format checking to 4.1.
9387 * c-format.c: Include toplev.h after c-common.h.
9388 (enum format_type): Add gcc_tdiag_format_type.
9389 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
9390 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
9391 (format_types_orig): Add gcc_tdiag.
9392 (init_dynamic_diag_info): Support gcc_tdiag formats.
9393 (handle_format_attribute): Likewise.
9394 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
9395 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
9396 version for format checking to 4.1.
9397 (warning0, warning, error, pedwarn, sorry): Use
9399 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
9400 (finish_aliases_1): Do not use %qE.
9401 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
9402 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
9403 Correct format bugs.
9404 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
9405 parameter to unsigned HOST_WIDE_INT.
9406 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
9408 2005-07-02 David Edelsohn <edelsohn@gnu.org>
9411 * expr.c (write_complex_part): Use adjust_address for MEM.
9412 (read_complex_part): Same.
9414 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
9416 Fix PR tree-optimization/22280
9418 * tree-sra.c (generate_element_init): Remove useless loop.
9420 2005-07-02 Richard Henderson <rth@redhat.com>
9422 * config/alpha/alpha.c (alpha_legitimize_address): Check for
9424 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
9426 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
9429 * fold-const.c (fold_binary): Handle the return value of
9430 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
9431 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
9433 2005-07-02 Jeff Law <law@redhat.com>
9435 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
9436 a eliminate type conversion which feeds an equality comparison
9437 if the original type or either operand in the comparison is a
9440 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
9442 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
9443 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
9445 * config/avr/avr.c: Do not use '`' as left quote.
9446 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
9447 Remove "." from end of diagnostics. Make diagnostics start with
9450 2005-07-02 Zack Weinberg <zack@codesourcery.com>
9451 Joseph S. Myers <joseph@codesourcery.com>
9453 * toplev.c (default_tree_printer): Handle setting location with
9455 * c-objc.common.c (c_tree_printer): Likewise.
9456 * c-format.c (gcc_diag_flag_specs): Add '+'.
9457 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
9458 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
9460 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
9461 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
9462 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
9463 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
9464 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
9465 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
9466 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
9467 format arguments where %J is used without %D.
9469 2005-07-02 Jakub Jelinek <jakub@redhat.com>
9471 * gcc.c (LINK_SSP_SPEC): Define.
9472 (link_ssp_spec): New variable.
9473 (LINK_COMMAND_SPEC): Add %(link_ssp).
9474 (static_specs): Add link_ssp_spec.
9475 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
9476 * configure: Rebuilt.
9477 * config.in: Rebuilt.
9479 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9480 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9481 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9482 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9483 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
9484 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
9485 -0x7008(2) instead of reading __stack_chk_guard variable.
9486 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
9488 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
9489 (stack_protect_set, stack_protect_test): Use *_tls* patterns
9490 if TARGET_THREAD_SSP_OFFSET is defined.
9491 (stack_tls_protect_set_si, stack_tls_protect_set_di,
9492 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
9495 2005-06-27 Richard Henderson <rth@redhat.com>
9496 * libgcc-std.ver (GCC_4.1.0): New.
9497 * libgcc.h (__stack_chk_guard): Declare.
9498 (__stack_chk_fail, __stack_chk_fail_local): Declare.
9499 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
9500 * mklibgcc.in (lib2funcs): Add them.
9502 2005-07-01 Richard Henderson <rth@redhat.com>
9504 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
9505 void * before struct sigcontext *.
9506 (x86_fallback_frame_state): Likewise.
9508 2005-07-01 James E. Wilson <wilson@specifixinc.com>
9510 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
9512 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9515 * tree-ssa-reassoc.c (should_transpose): Fix which operand
9516 we check for SSA_NAME for.
9518 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
9520 Fix PR tree-optimization/22071
9522 * tree-ssa-structalias.c (offset_overlaps_with_access): New
9524 (get_constraint_for_component_ref): Use it.
9526 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9529 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
9530 print out the last new line.
9532 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
9534 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
9535 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
9536 * config/cris/cris.c (cris_conditional_register_usage): Adjust
9537 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
9538 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
9539 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
9540 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
9541 (enum reg_class): New member CC0_REGS.
9542 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
9543 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
9544 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
9545 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
9546 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9547 Adjust for register now described.
9549 2005-07-01 Jakub Jelinek <jakub@redhat.com>
9552 * config/i386/i386.md (stack_protect_test_si,
9553 stack_protect_test_di): Add earlyclobber for scratch 3.
9554 * config/rs6000/rs6000.md (stack_protect_testsi,
9555 stack_protect_testdi): Add earlyclobber for scratch 3,
9556 remove earlyclobber from scratch 4.
9558 Older entries for 2005 can be found in ChangeLog-2005.