1 2005-11-21 Jan Hubicka <jh@suse.cz>
3 PR tree-optimization/24653
4 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
6 2005-11-21 Uros Bizjak <uros@kss-loka.si>
8 * config/i386/predicates.md (ax_reg_operand): New predicate.
9 (memory_displacement_only_operand): New predicate.
10 * config/i386/i386.md ("modrm" attribute): Return 0 if one
11 operand is AX register and the other operand is memory operand
12 with displacement only.
14 2005-11-21 Uros Bizjak <uros@kss-loka.si>
16 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
17 if we don't care about NaNs or Infinities.
19 2005-11-20 Ian Lance Taylor <ian@airs.com>
21 PR rtl-optimization/24883
22 * combine.c (combinable_i3pat): When checking whether the
23 destination of i3 is used in i3, consider paradoxical subregs.
25 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
28 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
30 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
32 * combine.c (try_combine): Do not run subst on i1src and i2src in
33 the case of generating a PARALLEL for a comparison.
35 2005-11-20 Richard Henderson <rth@redhat.com>
38 * tree-sra.c (struct sra_elt): Add all_no_warning.
39 (struct sra_walk_fns) <use>: Add use_all argument.
40 (sra_walk_expr): Pass it.
41 (sra_walk_modify_expr): Likewise.
42 (scalarize_ldst): Likewise.
43 (scan_use): Update for new argument.
44 (mark_no_warning): New.
45 (scalarize_use): Use it.
47 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
49 * expr.c (expand_expr_real): Use usmul_optab for widening
50 signed * unsigned multiplies.
51 * genopinit.c (optabs): Add usmul_widen_optab.
52 * optabs.c (init_optabs): Likewise.
53 * optabs.h (enum optab_index): Add OTI_usmul_widen.
54 (usmul_widen_optab): Define.
55 * config/bfin/bfin.md (usmulhisi3): New pattern.
57 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
59 2005-11-20 Graham Stott <btinternet.com>
61 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
63 2005-11-20 Andreas Schwab <schwab@suse.de>
66 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
69 2005-11-19 Richard Henderson <rth@redhat.com>
72 * tree-gimple.c (is_gimple_id): Export.
73 * tree-gimple.h (is_gimple_id): Declare.
74 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
75 (get_default_value): Use it.
76 (maybe_fold_stmt_indirect): Likewise.
78 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
80 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
81 than VR1 or vice-versa.
83 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
87 * reload.c (find_reloads_address_1): Mention dependency on
89 * reload1.c (gen_reload): For IN with an unary operation, try
90 moving inner expression to OUT if trivial SET is not valid.
91 Confirm that the result is valid. Move common code block into...
92 (emit_insn_if_valid_for_reload): New function.
94 2005-11-19 Richard Guenther <rguenther@suse.de>
96 * fold-const.c (fold_indirect_ref_1): Make sure we fold
97 ARRAY_REFs of constant strings.
99 2005-11-19 Jakub Jelinek <jakub@redhat.com>
101 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
104 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
106 * combine.c (make_compound_operation): Swap operands of
107 commutative operation if necessary before returning.
109 2005-11-19 Richard Guenther <rguenther@suse.de>
112 * fold-const.c (fold_plusminus_mult_expr): New function.
113 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
114 cases, remove now unnecessary code.
116 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
118 * gensupport.c (old_preds): Rename to std_preds, add special field.
119 (struct old_pred_table): Rename to struct std_pred_table, add special
121 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
122 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
123 (init_predicate_table): Adjust, and set along the way whether a
124 predicate is special.
126 2005-11-18 Mark Mitchell <mark@codesourcery.com>
128 * BASE-VER: Change to 4.2.0.
130 2005-11-18 James E Wilson <wilson@specifix.com>
132 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
135 2005-11-18 Mike Stump <mrs@apple.com>
137 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
138 * config/darwin-c.c (darwin_pragma_unused): Likewise.
139 * c-decl.c (lookup_name_two) Remove.
140 * c-tree.h (lookup_name_two): Remove.
141 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
142 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
143 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
144 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
146 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
149 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
150 when not generating code to use that co-processor.
152 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
154 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
155 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
156 these functions are now in tree-phinodes.c.
158 2005-11-18 Jie Zhang <jie.zhang@analog.com>
160 * config/bfin/bfin.md (trap): New pattern.
162 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
164 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
167 * expr.c (expand_expr_real): Don't call record_block_change unless
168 ib_boundaries_block is non-null
170 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
172 * fold-const.c (build_range_check): Use proper type for subtraction
173 when merging lower bound.
175 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
177 PR rtl-optimization/24497
178 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
181 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
183 * tree-scalar-evolution.c (expression_expensive_p): New function.
184 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
186 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
188 * config/bfin/crtlibid.s: New file.
190 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
193 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
194 when not using sjlj exceptions.
195 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
196 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
197 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
198 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
199 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
200 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
201 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
202 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
203 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
204 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
205 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
206 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
207 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
209 * config/pa/hpux-unwind.h: New file.
211 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
213 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
214 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
215 * varasm.c (do_assemble_alias): Adjust call.
216 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
218 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
220 2005-11-17 James E Wilson <wilson@specifix.com>
222 * tree.def (FUNCTION_DECL): Correct typo in comment.
224 2005-11-17 Richard Henderson <rth@redhat.com>
226 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
227 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
228 and DW_CFA_def_cfa_sf.
229 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
230 (dbx_reg_number): Don't assert particular registers here.
231 (based_loc_descr): ... do it here instead. Fold in ...
232 (eliminate_reg_to_offset): ... this function.
233 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
234 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
235 * unwind-dw2.c (execute_cfa_program): Apply data align factor
236 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
237 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
238 (instantiate_virtual_regs): Likewise.
239 * var-tracking.c (adjust_stack_reference): Likewise.
240 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
242 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
244 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
245 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
246 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
248 ($(T)crtlibid.o): New rule.
250 2005-11-16 Richard Guenther <rguenther@suse.de>
253 * fold-const.c (extract_array_ref): Return byte offset
255 (fold_binary): Fold &x[a] CMP &x[b] to
256 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
259 2005-11-16 Richard Henderson <rth@redhat.com>
262 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
263 parts of an SSA_NAME.
265 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
268 * arm.md (split for movsf with immediate): Restrict split to insns
269 that set a general register.
271 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
273 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
275 * unwind-dw2.c (uw_advance_context): Likewise.
276 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
277 _Unwind_SjLj_Unregister.
278 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
280 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
282 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
284 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
286 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
287 langhook to get a DImode integer type.
289 2005-11-16 Richard Henderson <rth@redhat.com>
290 J"orn Rennecke <joern.rennecke@st.com>
291 Ulrich Weigand <uweigand@de.ibm.com>
295 * reload1.c (reg_equiv_invariant): New.
296 (reload): Allocate, initialize, and free it.
297 (calculate_needs_all_insns): Check it when skipping equivalence
299 (alter_reg): Likewise.
300 (eliminate_regs_1): Rename from eliminate_regs. Add new
301 may_use_invariant argument; only use reg_equiv_invariant when true.
302 (eliminate_regs): New.
303 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
304 a context for which may_use_invariant may be true.
306 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
308 * fold-const.c (const_binop): Don't constant fold the operation
309 if the result has overflowed and flag_trapping_math.
310 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
312 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
314 * config/arm/unwind-arm.c (abort): Add prototype here.
315 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
316 (struct phase1_vrs): Add prev_sp.
317 (unwind_phase2_forced): Save the original core registers instead of
318 modifying entry_vrs. Take a new flag argument for resuming unwinding
319 and set action flags accordingly. Always set _US_END_OF_STACK when
320 get_eit_entry fails. Unwind before calling the stop function.
321 (_Unwind_GetCFA): New function.
322 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
323 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
324 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
325 just call unwind_phase2_forced.
326 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
327 * config/arm/unwind-arm.h (abort): Remove prototype.
328 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
330 (_Unwind_GetCFA): New prototype.
331 * config/arm/pr-support.c (abort): Add prototype here.
332 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
334 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
335 not schedule the prologue with non-call exceptions and EABI.
337 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
339 * config/arm/unwind-arm.h: Reorder interface function declarations.
340 (_URC_END_OF_STACK): New enumeration value.
341 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
342 (struct _Unwind_Control_Block): Document reserved field use.
343 (_Unwind_Stop_Fn): New typedef.
344 (_Unwind_ForcedUnwind): Declare.
345 (_Unwind_Resume_or_Rethrow): Declare.
346 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
348 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
349 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
350 (UCB_FORCED_STOP_ARG): New.
351 (search_EIT_table): Update boundary condition checks.
352 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
353 (unwind_phase2): Replace for with do..while.
354 (unwind_phase2_forced): New.
355 (__gnu_Unwind_RaiseException): Replace for with do..while.
356 (__gnu_Unwind_ForcedUnwind): New.
357 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
358 Use appropriate phase2 unwinder.
359 (__gnu_Unwind_Resume_or_Rethrow): New.
360 (__gnu_unwind_pr_common): Cope with forced unwinding.
362 2005-11-16 David Edelsohn <edelsohn@gnu.org>
365 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
367 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
368 roundsf2): Remove "s" from mnemonic.
370 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
372 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
374 * config/bfin/crtn.s: Change epilogues to match.
375 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
376 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
379 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
382 * doc/invoke.texi: Distinguish between free and fixed form instead of
383 Fortran and Fortran 90/95. Remove ratfor from the list of supported
385 * gcc.c (default_compilers): Remove double entries, add entries for
386 suffixes '.F90' and '.F95'.
388 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
390 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
391 in the stack probing loop.
393 2005-11-15 David Edelsohn <edelsohn@gnu.org>
395 * configure.ac: Use .machine power5 not power5x.
396 * configure: Regenerate.
398 2005-11-15 Mike Stump <mrs@apple.com>
400 * c-decl.c (lookup_name_two): Add.
401 * c-tree.h (lookup_name_two): Likewise.
402 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
403 * config/darwin-c.c (darwin_pragma_unused): Likewise.
405 2005-11-16 Alan Modra <amodra@bigpond.net.au>
407 PR rtl-optimization/23392
408 * regrename.c (enum scan_actions) Add mark_access.
409 (scan_actions_name): Ditto.
410 (scan_rtx_reg): Handle mark_access.
411 (scan_rtx_address): Do nothing for mark_access.
412 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
413 and regs in REG_INC notes before closing chains for dead regs.
414 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
415 opening chains for new writes.
417 2005-11-15 David Edelsohn <edelsohn@gnu.org>
419 * c.opt (ffixed-line-length-none): New.
421 2005-11-15 Steve Ellcey <sje@cup.hp.com>
423 * mklibgcc.in: Change contents of eh_dummy.c.
425 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
427 * loop.c (scan_loop): Do not insert temporaries for hard registers.
429 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
431 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
433 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
435 2005-11-15 Jan Hubicka <jh@suse.cz>
437 * invoke.texi (large-unit-insns): Document.
438 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
439 * params.def (large-unit-insns): New param.
441 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
444 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
445 special register for operand 3. Reindent constraints to align
448 2005-11-14 David Edelsohn <edelsohn@gnu.org>
450 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
451 -mpopcntb, -mfprnd. Add -mcpu=power5+.
452 * configure.ac: Add test for FP rounding instructions.
453 * configure: Regenerate.
454 * config.in: Regenerate.
455 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
456 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
458 * config/rs6000/rs6000.opt (mfprnd): New.
459 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
460 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
461 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
462 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
464 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
466 (btrunc<mode>2): New.
471 2005-11-14 Geoffrey Keating <geoffk@apple.com>
473 * gcc.c (version_compare_spec_function): Use fatal() rather than
476 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
477 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
478 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
480 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
483 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
484 on -mmacosx-version-min setting.
486 2005-11-14 Diego Novillo <dnovillo@redhat.com>
489 * tree-vrp.c (infer_value_range): Return false if STMT is a
490 block terminator and its basic block has no successors.
492 2005-11-14 Mike Stump <mrs@apple.com>
494 * config/i386/i386.c (override_options): -masm=intel isn't
496 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
498 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
500 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
501 vfork after including auto-host.h.
503 2005-11-15 Alan Modra <amodra@bigpond.net.au>
505 PR rtl-optimization/22002
506 * combine.c (distribute_notes): Detect cases where a reg dies
507 two or more times in a bb, including on the insn we are combining,
508 and place the death note on the correct range.
510 2005-11-14 Dale Johannesen <dalej@apple.com>
512 * expmed.c (store_bit_field): Add offset unconditionally for
514 (extract_bit_field): Don't force extzv or extv operand into
515 a register if field is too big.
517 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
519 * config/arm/arm.c (pic_labelno): New.
520 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
521 LABEL_REF. Pass only the labelno to PIC insns.
522 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
523 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
524 * arm.md (UNSPEC_PIC_LABEL): New constant.
525 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
526 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
527 Use the correct label prefix.
529 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
531 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
534 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
536 * loop-invariant.c: Include tm_p.h.
537 * Makefile.in: Updated.
539 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
541 * pa.c (store_reg): Revise generation of frame notes in large frames.
542 (set_reg_plus_d): Likewise.
544 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
546 PR tree-optimization/24709
547 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
550 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
552 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
553 and duplicate declaration of pthread_self.
555 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
556 Ian Lance Taylor <ian@airs.com>
559 * calls.c (expand_call): If TARGET is a MEM and some part of the
560 argument area has been saved, force TARGET to a register.
562 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
564 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
567 2005-11-13 Jason Merrill <jason@redhat.com>
570 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
571 lazily declared methods.
572 (force_decl_die): Stop if forcing out the context already make a
574 (force_type_die): Likewise.
576 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
579 * builtins.c (integer_valued_real_p): Add break in
580 REAL_CST having TREE_OVERFLOW set.
582 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
584 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
585 addressing modes during calculation of costs.
587 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
589 * function.c (assign_stack_local_1): Restrict sanity check
590 on frame size overflow to 32-bit and above platforms.
592 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
594 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
595 * config/cris/cris.c: Include reload.h.
596 (cris_initial_elimination_offset): New function.
597 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
600 2005-11-12 Richard Guenther <rguenther@suse.de>
602 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
604 2005-11-12 Jan Hubicka <jh@suse.cz>
606 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
607 to compare against 0 when possible.
609 2005-11-12 Jie Zhang <jie.zhang@analog.com>
611 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
612 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
613 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
614 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
617 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
619 * recog.c (constrain_operands) <case 'g'>: For a match, require
620 that a non-register matches general_operand when strict >= 0.
622 2005-11-11 Steven Bosscher <stevenb@suse.de>
624 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
627 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
629 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
630 (memory_address_same): New.
631 (dse_optimize_stmt): Call memory_address_same.
633 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
636 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
637 ZERO_EXTEND>: New cases.
639 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
641 * longlong.h (__clz_tab): Always provide.
643 2005-11-11 Steven Bosscher <stevenb@suse.de>
646 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
648 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
649 before check_maybe_invariant.
650 (move_invariant_reg): Use gen_move_insn instead of replacing
651 SET_DEST with the temporary for the invariant.
652 (move_loop_invariants): If checking is enabled, do internal
653 consistency checks after completing the pass.
655 2005-11-11 David Edelsohn <edelsohn@gnu.org>
658 * common.opt (Wvolatile-register-var): New.
659 * varasm.c (make_decl_rtl): Only emit warning when option
660 specified. Clarify warning message.
661 * doc/invoke.texi (Wvolatile-register-var): Document new option.
663 * doc/md.texi (copysign): Document standard named pattern.
665 2005-11-11 Jie Zhang <jie.zhang@analog.com>
667 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
668 bytes when align is 2.
669 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
670 by the first instruction of the loop.
672 2005-11-11 Jason Merrill <jason@redhat.com>
675 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
678 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
680 PR rtl-optimization/22509
681 * local-alloc.c (memref_used_between_p): Check whether a function call
682 could not reference the memref.
684 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
686 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
687 algorithm so as to choose the best, not the worst, alternative.
688 Reset accumulated register class before processing next alternative.
690 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
693 * calls.c (expand_call): Copy a return value to a plain register
696 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
699 * varasm.c (assemble_name): Recompute name only for transparent
702 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
704 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
706 2005-11-04 Jeff Law <law@redhat.com>
709 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
710 perform reassociation if the parent statement will not die as
711 a result of the optimization.
713 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
715 * tree-ssa-alias.c (compute_may_aliases): Remove call to
716 delete_old_heap_vars.
717 * tree-dfa.c (referenced_var_remove): Remove function.
718 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
719 (delete_tree_ssa): Remove call to delete_old_heapvars.
720 Add call to delete_alias_heapvars.
721 * tree-flow.h (referenced_var_remove): Remove prototype
722 (init_alias_heapvars): New prototype.
723 (delete_alias_heapvars): Ditto.
724 * Makefile.in (tree-ssa-structalias.o): Add
725 gt-tree-ssa-structalias.o
726 (GTFILES): Add tree-ssa-structalias.h and
727 tree-ssa-structalias.c.
728 (s-gtype): Add gt-tree-ssa-structalias.h.
729 * tree-ssa-structalias.c (heapvars): Remove.
730 (oldheapvars): Remove.
731 (heapvar_for_stmt): New variable.
732 (heapvar_lookup): New function.
733 (heapvar_insert): Ditto.
734 (get_constraint_for): See if we have an old heapvar
736 (init_alias_heapvars): New function.
737 (delete_alias_heapvars): Ditto.
738 Add include of gt-tree-ssa-structalias.h.
740 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
743 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
745 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
747 * tree.c (int_fits_type_p): Only look at the base type
748 if it has the same precision as the original type.
750 2005-11-10 Jakub Jelinek <jakub@redhat.com>
753 * varasm.c (assemble_alias): Use %q+D in the error
754 message instead of %J and %qD.
756 2005-11-10 Richard Guenther <rguenther@suse.de>
758 * gcse.c (free_ldst_entry): Only free hashtable if
761 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
763 * function.c (assign_stack_local_1): Issue an error message if
764 the frame size overflows in the signed target arithmetics.
766 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
768 * tree.c (build_qualified_type): Chain the new type to the original
769 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
770 a POINTER_TYPE or a REFERENCE_TYPE respectively.
771 (build_pointer_type_for_mode): Only return unqualified types.
772 (build_reference_type_for_mode): Likewise.
774 2005-11-09 Jakub Jelinek <jakub@redhat.com>
776 * Makefile.in (gnucompare): Do comparison of all files using one of
777 the chosen methods and only afterwards decide if just warning should
778 be issued or comparison failure raised.
780 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
782 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
783 (noce_try_abs): Negate if the comparison is reversed.
784 Look only one instruction backwards for a REG_EQUAL note.
786 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
789 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
790 gthr-tpf.h: Define __gthrw. For all identifiers that might
791 be weak, introduce weakrefs or non-weak aliases with __gthrw,
792 and prefix all uses with __ghtrw.
794 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
797 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
798 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
799 * c-common.c (handle_weakref_attribute): New.
800 (c_common_attribute_table): Add weakref.
801 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
803 * configure, config.in: Rebuilt.
804 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
805 * doc/extend.texi: Document weakref attribute.
806 * varasm.c (ultimate_transparent_alias_target): New
807 (assemble_name): Use it.
808 (weak_finish_1): Split out of...
809 (weak_finish): ... and deal with weakrefs in...
810 (weakref_targets): ... new list.
811 (globalize_decl): Clean up weakref_targets.
812 (do_assemble_alias): Handle weakrefs.
813 (finish_aliases_1): Do not reject weakrefs to external symbols.
814 (assemble_alias): Handle weakrefs.
816 2005-11-09 Richard Guenther <rguenther@suse.de>
818 PR tree-optimization/24716
819 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
820 t_bool to track results from follow_ssa_edge.
822 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
824 * final.c (force_source_line): New global variable.
825 (final_scan_insn): Set it to true instead of clearing last_filename.
826 (notice_source_line): Return true if force_source_line is true,
827 unless source info is absent.
829 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
832 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
833 a linkage name for a variable if it a register variable.
834 * c-decl.c (grokdeclarator): Global register variables
835 should be set as PUBLIC.
837 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
840 * config/s390/s390.c (struct s390_frame_layout): New fields
841 first_save_gpr_slot and last_save_gpr_slot.
842 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
843 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
844 first_save_gpr and last_save_gpr with the _slot variants.
845 (s390_register_info): Calculate first_save_gpr_slot and
846 last_save_gpr_slot using regs_ever_live.
848 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
851 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
852 for a function containing a landing pad.
854 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
857 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
860 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
862 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
863 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
865 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
868 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
870 (call,load,store): New insn types.
871 (mem_access, branch_access): Adjust reservation conditions.
872 (define_delay): Adjust condition.
873 (decrement_and_branch_until_zero): Allow for ms2. Set branch
875 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
876 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
878 (call_internal, call_value_internal, return_internal,
879 return_interrupt_internal, eh_return_internal, indirect_jump,
880 tablejump): Set call insn type.
881 (blockage, ei, di): Use appropriate unspec const.
882 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
883 (ms1_get_attr_type): Adjust to give load & store types.
884 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
885 backwards past a barrier.
886 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
888 (struct branch_info, struct label_info): New.
890 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
891 (ms1_machine_reorg): New.
892 (TARGET_MACHINE_DEPENDENT_REORG): Override.
893 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
894 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
895 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
898 2005-11-09 Per Bothner <per@bothner.com>
899 Uros Bizjak <uros@kss-loka.si>
902 * toplev.c (process_options): Initialize debug_hooks early
903 in case lang_hooks.post_options ends up calling a debug_hook.
905 2005-11-08 Jakub Jelinek <jakub@redhat.com>
907 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
908 DBX_REGISTER_NUMBER being contiguous.
910 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
911 Diego Novillo <dnovillo@redhat.com>
914 * tree-vrp.c (register_edge_assert_for): Do not register
915 always-false predicates.
917 2005-11-08 Devang Patel <dpatel@apple.com>
919 PR tree-optimization/23115
920 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
923 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
925 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
928 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
930 Fix PR tree-optimization/23382
932 * tree-ssa-alias.c (compute_may_aliases): Call
933 delete_old_heap_vars.
934 * tree-dfa.c (referenced_var_remove): New function.
935 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
936 * tree-flow.h (referenced_var_remove): Add prototype.
937 (delete_old_heap_vars): Ditto.
938 * tree-ssa-structalias.c (heapvars): New variable.
939 (oldheapvars): Ditto.
940 (get_constraint_for): Put heap vars on heapvars list.
941 (delete_old_heap_vars): New function.
943 2005-11-08 Jason Merrill <jason@redhat.com>
945 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
947 2005-11-08 Uros Bizjak <uros@kss-loka.si>
950 * reg-stack.c (reg_to_stack): Update register liveness also
951 for flag_sched2_use_traces.
953 2005-11-08 Alan Modra <amodra@bigpond.net.au>
956 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
957 override prior explicit -mno-powerpc-gfxopt.
959 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
961 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
962 if the bitsize is zero.
963 * doc/md.texi (Standard Pattern Names): Document it.
965 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
966 (TARGET_PASS_BY_REFERENCE): Likewise.
968 2005-11-07 Ian Lance Taylor <ian@airs.com>
970 PR rtl-optimization/24683
971 * config/i386/i386.c (legitimize_pic_address): If constant operand
972 to PLUS is too large, put it in a register.
974 2005-11-07 Jie Zhang <jie.zhang@analog.com>
976 * configure.ac: Enable checking assembler dwarf2 support for bfin
978 * configure: Regenerate.
980 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
984 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
985 gen_easy_vector_constant_add_self): Delete.
986 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
988 (output_vec_const_move): Use gen_easy_altivec_constant.
989 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
990 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
991 (easy_vector_constant_add_self): Rewritten.
992 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
993 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
994 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
995 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
996 Macroize and adjust for the other changes.
998 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1002 * c-typeck.c (build_c_cast): Try using a shared constant, and see
1003 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
1005 2005-11-07 Jakub Jelinek <jakub@redhat.com>
1007 PR rtl-optimization/23567
1008 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
1009 (noce_process_if_block): Don't do any optimizations except
1010 if (cond) x = x; if !set_b and write into orig_x may trap
1011 or fault. Remove the MEM_READONLY_P check.
1013 2005-11-06 Diego Novillo <dnovillo@redhat.com>
1016 * tree-vrp.c (fix_equivalence_set): New.
1017 (extract_range_from_assert): Call it.
1019 2005-11-05 Ian Lance Taylor <ian@airs.com>
1022 * combine.c (apply_distributive_law): Don't distribute across a
1025 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
1027 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
1028 config/ms1/ms1.h, config/rs6000/predicates.md,
1029 config/s390/s390.c, params.def, postreload-gcse.c,
1030 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
1031 tree-vrp.c, tree.c: Fix comment typos.
1032 * doc/invoke.texi: Fix typos.
1034 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
1036 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
1037 for testing whether the data_dependence_relation contains distance
1038 vectors. Iterate over all distance vectors of the ddr.
1039 * lambda.h: Define a vec of lambda_vector pointers.
1040 * tree-data-ref.c (dump_data_dependence_relation,
1041 dump_data_dependence_direction): Iterate over all distance and
1042 direction vectors of the ddr.
1043 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
1045 (build_classic_dist_vector, build_classic_dir_vector): Push a set
1046 of distance/direction vectors instead of a single one.
1047 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
1048 lambda_vectors with a vec of lambda_vectors.
1049 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
1050 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
1051 DDR_NUM_DIST_VECTS): New.
1052 * tree-loop-linear.c (gather_interchange_stats): Test for the
1053 existence of distance vectors only after having checked that there
1054 is a dependence. Iterate over all distance vectors of the ddr.
1055 (linear_transform_loops): Use dump_data_dependence_relation.
1056 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
1057 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
1058 distance vectors of the ddr.
1060 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
1062 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
1063 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
1064 IS_INTHANDLER; all callers changed.
1065 (n_regs_saved_by_prologue): Take interrupt handler attributes into
1067 (do_link, do_unlink): New argument ALL; all callers changed.
1068 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
1069 If function isn't leaf, save and restore all registers.
1070 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
1073 2005-11-05 Jan Hubicka <jh@suse.cz>
1075 PR rtl-optimization/23490
1076 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
1077 max-flow-memory-location): Document.
1078 * flow.c: Include params.h
1079 (MAX_MEM_SET_LIST_LEN): Kill.
1080 (add_to_mem_set_list): Use new param.
1081 * cse.c (cse_basic_block): Replace 1000 by new param.
1082 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
1083 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
1084 * predict.c (predict_loops): Use new param.
1085 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
1087 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
1088 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
1089 Do not hold memory returned by cgraph_node_name across other call.
1091 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
1094 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
1097 2005-11-04 Jeff Law <law@redhat.com>
1100 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
1101 * tree-ssa-dom.c: Include params.h.
1102 (thread_across_edge): If there are too many statements in the
1103 target block, then do not thread through it.
1104 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
1105 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
1107 2005-11-03 Diego Novillo <dnovillo@redhat.com>
1110 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
1111 TODO_update_ssa instead of TODO_update_ssa_no_phi.
1113 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
1116 * tree-scalar-evolution.c (instantiate_parameters_1,
1117 instantiate_parameters, resolve_mixers): Compute the size of an
1118 expression to be instantiated and give up the instantiation if the
1119 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1121 2005-11-04 Richard Guenther <rguenther@suse.de>
1123 * tree-flow.h (ref_contains_indirect_ref): Rename to
1124 array_ref_contains_indirect_ref.
1125 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
1126 (array_ref_contains_indirect_ref): Make comment match the code
1128 (ref_contains_array_ref): Likewise.
1129 * tree-ssa-structalias.c (find_func_aliases): Remove call to
1130 ref_contains_indirect_ref.
1131 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1132 Rename calls to ref_contains_indirect_ref.
1134 2005-11-04 Paul Brook <paul@codesourcery.com>
1136 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
1137 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
1138 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1139 * config/arm/arm.md: Use match_operand in peephole input templates
1140 and match_dup in peephole output templates.
1142 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1144 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
1147 2005-11-04 Mark Mitchell <mark@codesourcery.com>
1148 Daniel Jacobowitz <dan@codesourcery.com>
1150 * longlong.h (add_ssaaaa): Clobber condition code register
1152 (sub_ddmmss): Likewise.
1153 (umul_ppmm): Likewise.
1155 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1156 Paul Brook <paul@codesourcery.com>
1157 Phil Blundell <pb@reciva.com>
1159 * configure.ac: Add test for ARM TLS support.
1160 * configure: Regenerated.
1161 * config/arm/arm-protos.h (legitimize_tls_address)
1162 (arm_tls_referenced_p, tls_mentioned_p)
1163 (arm_output_addr_const_extra): New prototypes.
1164 (thumb_legitimize_pic_address): Delete.
1165 * config/arm/arm.c: Include "gt-arm.h".
1166 (enum tls_reloc): New.
1167 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
1168 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
1169 (arm_call_tls_get_addr, legitimize_tls_address)
1170 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
1171 (arm_init_tls_builtins, arm_emit_tls_decoration)
1172 (arm_output_addr_const_extra): New functions.
1173 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
1174 (TARGET_HAVE_TLS): Define.
1175 (target_thread_pointer): New.
1176 (arm_override_options): Handle -mtp=.
1177 (legitimize_pic_address): Ignore UNSPECs.
1178 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
1180 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
1181 (tls_get_addr_libfunc): New variable.
1182 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
1183 (arm_init_builtins): Call arm_init_tls_builtins.
1184 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
1185 (arm_encode_section_info): Call default_encode_section_info.
1186 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
1187 (enum arm_tp_type): New.
1188 (target_thread_pointer): Add declaration.
1189 (LEGITIMATE_CONSTANT_P): Handle TLS.
1190 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
1191 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
1192 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
1193 * config/arm/arm.md: Add UNSPEC_TLS.
1194 (movsi): Handle TLS.
1195 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
1197 (tls_load_dot_plus_eight): New insn and a peephole to create it.
1198 (load_tp_hard, load_tp_soft): New insns.
1199 * arm.opt: Add -mtp=.
1200 * doc/invoke.texi (ARM Options): Document -mtp.
1202 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1204 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
1205 * config/arm/libunwind.S: Include "lib1funcs.asm".
1206 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
1207 (LIB2ADDEH): Add libunwind.S.
1208 (LIB2ADDEHDEP): Add lib1funcs.asm.
1209 * mklibgcc.in: Handle asm files in libgcc_eh.a.
1211 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1214 * gcc/c.opt: Add a -lang-fortran option.
1215 * gcc/c-opts.c: Add a lang_fortran flag.
1216 (c_common_init_options): Handling the -lang-fortran option.
1217 (c_common_handle_option): Add a case for Fortran options in
1218 preprocessing. Remove cases for -ffixed-form and
1219 -ffixed-line-length. Add a case for -lang-fortran.
1221 2005-11-03 David Edelsohn <edelsohn@gnu.org>
1223 * config/rs6000/rs6000.c: Include params.h
1224 (optimization_options): Set max-grow-copy-bb-insns default to 16.
1225 (bdesc_2arg): Delete vpkuhss and vpkuwss.
1226 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
1227 (UNSPEC_VPKUWSS): Delete.
1228 (altivec_vpkuhss): Delete.
1229 (altivec_vpkuwss): Delete.
1230 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
1232 (neg_eq0<mode>): Remove final condition.
1233 (neg_eq<mode>): Remove condition and split-condition.
1235 2005-11-04 Alan Modra <amodra@bigpond.net.au>
1237 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
1238 Use associated print macros.
1240 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1243 * diagnostic.c (diagnostic_set_info_translated): New function.
1244 (diagnostic_set_info): Use it. Add comment.
1245 * diagnostic.h (diagnostic_set_info_translated): Declare.
1247 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
1249 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
1250 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
1251 reference only if 'public' is true.
1252 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
1253 emit the .hidden directive only if the indirect reference is public.
1254 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
1255 Pass it to dw2_force_const_mem.
1256 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
1257 * dwarf2out.c (output_cfi): Adjust calls to above function.
1258 (output_call_frame_info): Likewise.
1259 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
1260 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
1262 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
1264 PR tree-optimization/24483
1265 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
1266 field to elts if possible.
1268 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1271 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
1274 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
1276 Fix PR tree-optimization/24351
1278 * tree-ssa-structalias.c (struct variable_info): Add
1280 (get_varinfo_fc): New function to follow collapsing.
1281 (new_var_info): Set collapsed_to to NULL.
1282 (dump_constraint): Follow collapsing.
1283 (build_constraint_graph): Handle collapsing.
1284 (do_simple_structure_copy): Return false if something bad
1286 (collapse_rest_of_var): New function.
1287 (do_structure_copy): Collapse if do_simple_structure_copy returns
1290 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1293 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
1294 expressions to a statement list instead of gimplifying them.
1296 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1298 PR rtl-optimization/23585
1299 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
1300 that can't trap plus a constant integer, if the mode has zero size.
1302 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
1305 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
1307 ("*insv<mode>_reg_extimm"): Likewise.
1309 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1312 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
1313 c_common_type_for_mode returns an unnamed type.
1315 2005-11-02 Richard Henderson <rth@redhat.com>
1319 * dwarf2out.c (dwarf2out_reg_save_reg): New.
1320 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
1321 * function.c (assign_parms): Use calls.internal_arg_pointer.
1322 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
1324 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
1325 (TARGET_CALLS): Add it.
1326 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
1327 * targhooks.c (default_internal_arg_pointer): New.
1328 * targhooks.h (default_internal_arg_pointer): Declare.
1329 * tree.h (dwarf2out_reg_save_reg): Declare.
1330 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
1331 * config/i386/i386.c (dbx_register_map): Add return column.
1332 (dbx64_register_map, svr4_dbx_register_map): Likewise.
1333 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
1334 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
1335 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
1336 (ix86_save_reg): Save force_align_arg_pointer.
1337 (ix86_emit_save_regs): Make regno unsigned.
1338 (ix86_emit_save_regs_using_mov): Likewise.
1339 (ix86_expand_prologue): Handle force_align_arg_pointer.
1340 (ix86_expand_epilogue): Likewise.
1341 * config/i386/i386.h: (dbx_register_map): Update.
1342 (dbx64_register_map, svr4_dbx_register_map): Update.
1343 (struct machine_function): Add force_align_arg_pointer.
1344 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
1345 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
1346 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
1348 2005-11-02 Jan Hubicka <jh@suse.cz>
1351 * i386.md: Add peep2 for simplyfing array accesses.
1353 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1356 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
1357 * config/s390/s390.c (s390_decompose_shift_count): New function.
1358 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
1359 (print_shift_count_operand): Use s390_decompose_shift_count.
1360 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
1361 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
1363 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1366 * loop.c (loop_givs_rescan): Use force_operand to expand
1369 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
1372 * fold-const.c (build_range_check): Use unsigned when signed
1373 overflow is undefined also. If etype is subtype, make sure that
1374 the subtraction is in the supertype.
1376 2005-11-02 Richard Henderson <rth@redhat.com>
1379 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
1382 2005-11-01 Richard Henderson <rth@redhat.com>
1385 * loop.c (scan_loop): Do not propagate computations to a hard
1386 register destination with SMALL_REGISTER_CLASSES.
1388 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
1390 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
1391 costs for MULT inside PLUS or MINUS.
1393 2005-11-01 Bob Wilson <bob.wilson@acm.org>
1395 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
1396 (TRAMPOLINE_SIZE): Round up to 60.
1397 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
1399 2005-10-31 James E. Wilson <wilson@specifix.com>
1402 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
1403 ifdef. Put ifdefs around call in gen_subprogram_die.
1404 (compute_frame_pointer_to_cfa_displacement): Likewise.
1405 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
1408 PR rtl-optimization/17356
1409 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
1410 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
1412 2005-10-31 Jan Hubicka <jh@suse.cz>
1415 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
1418 * i386.c (legitimize_pic_address): Deal with large immediates.
1421 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
1422 from symbol names while computing checkup.
1425 * predict.c (predict_loops): Do not estimate more than
1426 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
1427 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
1429 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
1431 PR tree-optimization/19097
1432 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
1434 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
1436 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
1438 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
1441 * tree-inline.c (setup_one_parameter): If the init_stmt
1442 is NULL, don't insert the statement.
1444 2005-10-30 Jan Hubicka <jh@suse.cz>
1446 PR tree-optimization/24172
1447 * tree-inline.c (copy_body_r): Unshare the substituted value first.
1449 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
1451 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
1452 constants for hosts with long != 32 bits.
1454 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1457 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
1459 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
1461 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
1462 (TARGET_MS1_16_002): New.
1463 (TARGET_MS1_16_003): New.
1465 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
1466 ("*decrement_and_branch_until_zero_no_clobber"): New.
1467 Add corresponding splitter for decrement_and_branch_until_zero
1469 Key all decrement_and_branch_until_zero patterns off of
1472 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
1475 * tree-complex.c (extract_component): Treat RESULT_DECL
1476 like the rest of the decls.
1478 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
1480 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
1481 indirect call to _mcount if the function needs a static chain.
1483 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
1484 Caroline Tice <ctice@apple.com>
1486 PR rtl-optimization/24460
1487 * dwarf2out.c (have_switched_text_sections): New boolean variable.
1488 (dwarf2out_switch_text_section): Set it to true instead of
1489 incrementing separate_line_info_table_in_use.
1490 (output_loc_list): Additionally test have_switched_text_sections.
1491 (output_ranges): Likewise.
1492 (dwarf2out_finish): Likewise.
1493 * varasm.c (assemble_start_function): Do not call
1494 insert_section_boundary_note.
1495 (assemble_end_function): If flag_reorder_blocks_and_partition,
1496 switch to the function's section before emitting the .size directive.
1497 * bb-reorder.c (insert_section_boundary_note): Staticify.
1498 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
1499 * output.h (insert_section_boundary_note): Delete.
1501 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
1504 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
1505 instead of pointer equality when comparing types.
1507 2005-10-24 James E. Wilson <wilson@specifix.com>
1509 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
1510 add_dependence_list_and_free calls.
1512 2005-10-24 Steven Bosscher <stevenb@suse.de>
1514 * contrib.texi: Add the names of the LLNL folks who donated
1515 Cray pointer support for gfortran.
1517 2005-10-24 Steven Bosscher <stevenb@suse.de>
1519 PR tree-optimization/24225
1520 * profile.c (branch_prob): Look from end to start through a
1521 basic block when looking for a locus.
1523 2005-10-24 Richard Henderson <rth@redhat.com>
1525 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
1527 (hppa_expand_prologue): Likewise.
1529 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1531 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
1532 (NO_DEFERRED_PROFILE_COUNTERS): Define.
1533 * pa.h (NO_PROFILE_COUNTERS): Define.
1534 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
1535 (funcdef_nos): New vector to hold label numbers of deferred profile
1537 (output_deferred_profile_counters): New function.
1538 (hppa_profile_hook): Push label number onto funcdef_nos.
1539 (pa_hpux_file_end): Call output_deferred_profile_counters if
1540 NO_DEFERRED_PROFILE_COUNTERS is false.
1542 * pa-protos.h (get_deferred_plabel): New prototype.
1543 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
1545 (output_call): Adjust calls.
1547 2005-10-24 Alan Modra <amodra@bigpond.net.au>
1549 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
1550 peculiarity of GOT/TOC section usage.
1552 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
1555 * c-common.c (constant_string_class_name): Add documentation.
1557 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
1560 * recog.c (peephole2_optimize): Increment peep2_current_count
1561 only when the slot is empty.
1563 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1566 * except.c (output_function_exception_table): Call
1567 assemble_external_libcall if we need a personality function.
1569 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1571 PR rtl-optimization/24460
1572 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
1573 set the basic block for barriers.
1575 2005-10-21 Janis Johnson <janis187@us.ibm.com>
1577 * var-tracking.c (vt_initialize): Initialize post.
1579 2005-10-21 Devang Patel <dpatel@apple.com>
1582 * c-common.c (vector_types_convertible_p): Check vector element type.
1584 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
1586 * config/sh/sh.c (prepare_move_operands): Handle the address
1587 constant which is a tls symbolic address plus a constant.
1589 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
1592 * gcc.c (main): Use the correct counter for erroring out
1593 about mulitple files.
1595 2005-10-21 Alan Modra <amodra@bigpond.net.au>
1598 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
1599 use r2 for 64-bit tls .got access.
1601 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
1603 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
1606 2005-10-20 Steven Bosscher <stevenb@suse.de>
1608 PR tree-optimization/24307
1609 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
1611 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
1614 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
1616 * varasm.c (find_decl_and_mark_needed): After cgraph global info
1617 is ready, stop marking functions, but still mark variables.
1619 2005-10-20 Richard Guenther <rguenther@suse.de>
1622 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
1625 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1627 PR rtl-optimization/23585
1628 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
1629 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
1630 (may_trap_p_1): New predicate extracted from...
1631 (may_trap_p): ... here. Invoke may_trap_p_1.
1632 (may_trap_or_fault_p): New predicate.
1633 * rtl.h (may_trap_or_fault_p): Declare it.
1634 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
1635 instead of may_trap_p.
1636 (steal_delay_list_from_fallthrough): Likewise.
1637 (fill_simple_delay_slots): Likewise.
1638 (fill_slots_from_thread): Likewise.
1639 * function.c (pad_to_arg_alignment): Rework comment about
1640 SPARC_STACK_BOUNDARY_HACK.
1641 * config/sparc/sparc.h: Likewise.
1643 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
1645 * config/s390/s390.c (s390_expand_insv): New.
1646 * config/s390/s390-protos.h (s390_expand_insv): Declare.
1647 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
1648 ("icm_hi"): Remove mode attribute.
1649 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
1651 ("*extracthi", "*extractqi"): Remove.
1652 (extv<mode>", "*extzv<mode>"): New.
1653 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
1654 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
1656 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1658 * cfgexpand.c (discover_nonconstant_array_refs_r,
1659 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
1660 (tree_expand_cfg): Call discover_nonconstant_array_refs.
1661 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1662 discover_nonconstant_array_refs.
1664 2005-10-19 Steven Bosscher <stevenb@suse.de>
1667 * c-decl.c (pop_scope): Don't warn about an unused variable
1668 if it is marked with TREE_NO_WARNING.
1669 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
1670 somenow mismatch and olddecl is to be replaced.
1672 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1675 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
1676 whether registers live on the edge can be saved/restored.
1678 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
1680 * config/sh/sh.c (fixup_mova): Skip notes.
1682 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1684 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
1685 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
1686 (s390_can_eliminate): Handle BASE_REGNUM elimination.
1687 (s390_initial_elimination_offset): Likewise.
1688 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
1689 register on TARGET_ZARCH targets.
1690 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
1691 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1692 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
1693 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
1695 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1697 * config/s390/s390.md: Comment describing output modifiers updated.
1698 * config/s390/s390.c (print_operand): Likewise.
1700 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1702 * config/s390/s390.c (override_options): Added check for -mstack-size
1704 * doc/invoke.texi: Mention that limit in the documenation.
1706 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
1709 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
1711 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
1713 Fix PR tree-optimization/24231
1715 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
1716 (compute_avail): Ditto.
1718 2005-10-18 Richard Henderson <rth@redhat.com>
1721 * config/i386/i386.c (legitimate_constant_p): Check
1722 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
1724 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
1725 (legitimate_pic_address_disp_p): Reorg CONST checking to make
1726 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
1728 (print_operand_address): Likewise.
1729 * config/i386/predicates.md (x86_64_immediate_operand): Test
1730 SYMBOL_REF_TLS_MODEL properly inside CONST.
1731 (x86_64_zext_immediate_operand): Likewise.
1732 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
1733 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
1734 * config/i386/i386-protos.h: Remove predicates.md entries.
1736 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
1738 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1739 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
1741 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
1742 Ian Lance Taylor <ian@airs.com>
1745 * fold-const.c (fold_widened_comparison): Do not allow range based
1746 constant folding when right operand cannot be unwidened.
1748 2005-10-17 Richard Henderson <rth@redhat.com>
1750 * builtins.c (expand_builtin_synchronize): Build a new-style asm
1751 with a memory clobber.
1753 2005-10-17 James E Wilson <wilson@specifix.com>
1755 PR rtl-optimization/17356
1756 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
1757 checking for EDGE_EH.
1759 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1761 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
1762 the slot on an even boundary for any type with 16-byte alignment.
1764 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
1767 * md.texi (Modifiers) <%>: Clarify that % doesn't work
1768 after register allocation.
1770 2005-10-17 DJ Delorie <dj@redhat.com>
1772 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
1775 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
1778 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
1781 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
1783 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
1784 to 2 if it's already non-zero.
1785 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
1786 is set and warn about it if flag_schedule_insns is 1.
1788 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
1790 * config/crx/crx.md: Compare-and-branch instructions need to
1793 2005-10-17 Uros Bizjak <uros@kss-loka.si>
1796 * config/i386/i386.md (*pushdi2_rex64 splitter)
1797 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
1798 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
1799 flow2 pass only when (optimize > 0 && flag_peephole2).
1801 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
1804 * gcc.c (have_c): New static variable.
1806 (process_command): Remove declation of have_c.
1807 Set have_o to 1 when handling -o.
1808 (main): Add a fatel error if there are multiple
1809 files specified and -o and -c/-S is passed witout
1810 -combine or multiple languages.
1812 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
1814 Fix PR tree-optimization/22444
1815 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
1816 Assert that we don't hit something with subvars.
1817 (setup_pointers_and_addressables): Don't add things with subvars,
1818 because we'll already process the subvars for aliasing purposes.
1820 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
1823 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
1824 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
1825 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
1826 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
1827 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
1828 swapped, alternatives for the R constraint.
1831 * builtins.c (get_builtin_sync_mode): Make unlimited
1832 mode_for_size request.
1834 2005-10-15 Richard Henderson <rth@redhat.com>
1836 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
1837 (gimplify_expr): ... here.
1838 (gimplify_compound_lval): Use it in initial scan loop. Allow
1839 fb_lvalue in base expression.
1841 2005-10-15 Richard Henderson <rth@redhat.com>
1844 * builtins.c (expand_builtin_trap): Export.
1845 * expr.h (expand_builtin_trap): Declare.
1846 * expr.c (expand_assignment): Emit a trap for integral offsets
1847 from registers that weren't reduced to bitpos.
1849 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
1850 (mark_array_ref_addressable): Remove.
1851 * tree-flow.h (mark_array_ref_addressable): Remove.
1852 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
1854 2005-10-15 James E Wilson <wilson@specifix.com>
1857 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
1858 (add_dependence_list_and_free): Likewise.
1859 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1862 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1866 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1867 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1869 (vrp_visit_phi_node): Only prevent infinite iterations when
1870 the previous result and the new result are both VR_RANGEs.
1872 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1874 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1877 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1880 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1883 2005-10-14 Per Bothner <per@bothner.com>
1885 PR preprocessor/21250
1886 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1888 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1891 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1892 overflow flags. Refactor some conditionals.
1894 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1897 * tree-dfa.c (add_referenced_var): Only look at decls which
1898 have TREE_CONSTANT or TREE_READONLY set instead of if
1899 !TREE_PUBLIC or !TREE_CONSTANT.
1901 2005-10-13 James E Wilson <wilson@specifix.com>
1903 * doc/invoke.texi: For -x, add f95-cpp-input.
1904 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1906 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1908 PR tree-optimization/24262
1909 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1910 in loop all the time.
1912 2005-10-12 Richard Henderson <rth@redhat.com>
1915 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1916 * function.c (assign_parm_find_data_types): Don't support it.
1917 * print-tree.c (print_node): Likewise.
1918 * c-common.c (handle_transparent_union_attribute): Likewise.
1919 Use build_duplicate_type.
1920 * tree-inline.c (remap_type_1): Split out of remap_type;
1921 properly remap aggregate fields.
1922 (build_duplicate_type): New.
1923 * doc/extend.texi (Variable Attributes): Remove documentation
1924 for transparent_union.
1926 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1929 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1930 (gen_stack_pointer_dec): Likewise.
1932 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1936 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1938 (struct cxx): Add adjust_class_at_definition target hook.
1939 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1940 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1941 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1942 hook_void_tree. Add to TARGET_CXX.
1943 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1945 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1946 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1947 instead of attribute. Check for dllexport override. Warn if
1948 inconsistent dll linkage. Don't lose old dllimport if decl has
1949 had address referenced. Tweak lookup of dllimport atribute.
1950 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1951 for target specific rules. Don't add dllimport attribute if
1952 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1953 dllimport attribute.
1954 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1955 * varasm.c (initializer_constant_valid_p): Replace
1956 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1960 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1961 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1962 (i[34567]86-*-mingw32*): Likewise.
1964 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1965 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1967 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1968 C++-specific code. Change return value to bool.
1969 (i386_pe_dllimport_p): Likewise.
1970 (associated_type): Simplify and make language-independent
1971 (i386_pe_encode_section_info): Replace override of ambiguous
1972 dllimport symbol refs with a gcc_assert.
1973 (i386_pe_valid_dllimport_attribute_p): Define.
1974 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1975 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1976 i386_pe_adjust_class_at_definition.
1977 * config/i386/winnt-stubs.c: New file. Define stub versions of
1978 lang-specific functions.
1979 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1980 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1981 i386_pe_adjust_class_at_definition.
1982 (i386_pe_valid_dllimport_attribute_p): Declare.
1983 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1984 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1985 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1988 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1989 dllimport attribute with test of DECL_DLLIMPORT_P.
1991 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1993 * combine.c (make_extraction): Correct offset computation.
1995 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1997 * config/cris/t-linux (LIMITS_H_TEST): Define.
1999 2005-10-12 Richard Henderson <rth@redhat.com>
2002 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
2004 2005-10-12 Richard Guenther <rguenther@suse.de>
2006 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
2008 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
2011 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
2012 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
2015 2005-10-12 Richard Guenther <rguenther@suse.de>
2018 * varasm.c (output_constant): Correct typo from previous
2021 2005-10-11 Ian Lance Taylor <ian@airs.com>
2023 PR rtl-optimization/13931
2024 * combine.c: Revert patch of 2003-05-14, and:
2025 (try_combine): Only set elim_i1 and elim_i2 if the destination is
2026 completely killed in the appropriate insn.
2027 (distribute_notes): Don't skip multiple hard register test for
2028 elim_i1 and elim_i2.
2030 2005-10-11 Richard Henderson <rth@redhat.com>
2033 * c-typeck.c (convert_for_assignment): Use build_constructor_single
2034 to initialize a transparent union instead of a nop_expr.
2036 2005-10-11 Richard Henderson <rth@redhat.com>
2038 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
2039 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
2040 (tree_ssa_dce_loop): Call scev_reset.
2043 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
2044 * tree-ssa-dce.c: Include cfgloop.h.
2045 (tree_ssa_dce_loop, pass_dce_loop): New.
2046 * tree-pass.h (pass_dce_loop): Declare it.
2047 * passes.c (init_optimization_passes): Use it.
2049 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2052 * convert.c (convert_to_real): Revert 2005-10-05 patch.
2053 Only apply the optimization for rounding builtins if the inner
2054 cast is also an extension.
2056 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
2059 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
2060 mark_new_vars_to_rename instead of update_stmt.
2062 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
2064 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
2066 2005-10-11 Jakub Jelinek <jakub@redhat.com>
2068 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
2069 for setting MMX register to 0 rather than mmx.
2071 2005-10-10 Steve Ellcey <sje@cup.hp.com>
2074 * configure.ac: Move gas check from mips specific case to common case.
2075 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
2076 * configure: Regenerate
2077 * doc/install.texi: Update.
2079 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2082 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
2084 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
2086 * gcc.c (do_spec_1): Accept numeric characters in file name
2089 2005-10-10 Nick Clifton <nickc@redhat.com>
2091 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
2092 describing the deleted arm_gen_rotated_half_load function.
2094 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
2096 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
2099 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
2101 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
2103 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
2104 (EXTRA_MULTILIB_PARTS): Define.
2105 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2106 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2107 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
2108 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2109 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2110 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
2112 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
2114 PR tree-optimization/24226
2115 * tree-cfg.c (remove_bb): Clean up unreachable loops.
2116 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
2117 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
2120 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2122 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
2124 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
2127 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
2128 Rewrite for no need for the early clobber.
2130 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2132 Merge from csl-arm-branch:
2133 2005-09-07 Paul Brook <paul@codesourcery.com>
2134 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
2137 2005-04-30 Paul Brook <paul@codesourcery.com>
2138 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
2139 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
2141 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
2142 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
2143 (arm_override_options): Use TARGET_AAPCS_BASED.
2144 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
2145 (PTRDIFF_TYPE): Use int for AAPCS.
2146 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
2147 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
2148 (DEFAULT_SHORT_ENUMS): Delete.
2149 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
2151 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
2152 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
2153 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
2154 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
2156 2004-12-03 Mark Mitchell <mark@codesourcery.com>
2157 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
2159 2004-11-22 Mark Mitchell <mark@codesourcery.com>
2160 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
2162 2004-11-19 Mark Mitchell <mark@codesourcery.com>
2163 * config.gcc (arm*-*-linux-gnueabi): Add it.
2164 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
2166 (TARGET_OS_CPP_BUILTINS): Likeiwse.
2167 * config/arm/linux-eabi.h: New file.
2168 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
2169 (LINUX_TARET_LINK_SPEC): Likewise.
2170 (LINK_SPEC): Use it.
2171 * config/arm/t-linux-eabi: New file.
2173 2005-10-08 Steven Bosscher <stevenb@suse.de>
2176 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
2178 (PARAM_SMS_DFA_HISTORY): Likewise.
2180 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2183 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
2184 (load_register_parameters): Call it.
2185 (check_sibcall_argument_overlap_1): Likewise.
2186 (store_one_arg): Likewise.
2188 2005-10-07 James E. Wilson <wilson@specifix.com>
2190 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
2191 DImode not VECINT24 for operand 2.
2194 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
2198 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
2199 fr_spill): Use destination_operand for operand 0.
2201 2005-10-07 DJ Delorie <dj@redhat.com>
2203 * varasm.c (output_constant): Limit error to expanding
2206 2005-10-07 Richard Guenther <rguenther@suse.de>
2209 * fold-const.c (fold_binary): Fix operand types during folding
2210 of X op (A, Y). Evaluation order of the side-effects of
2211 X and A are frontend-defined, so ensure we honour that even for
2212 tcc_comparison class operands; eased by removing duplicate code.
2214 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2216 * stor-layout.c (layout_type): Do not allow alignment of array
2217 elements to be greater than their size.
2219 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2221 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
2223 (hppa*-*-linux*): Ditto.
2224 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
2225 * config/host-hpux.c: New.
2226 * config/x-hpux: New.
2227 * config/pa/x-hpux: Remove.
2228 * config/pa/x-linux: Remove.
2229 * config/pa/pa-host.c: Remove.
2231 2005-10-07 Jeff Law <law@redhat.com>
2233 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
2234 determine whether or not to try and thread outgoing edges.
2236 2005-10-07 David Edelsohn <edelsohn@gnu.org>
2238 * config/rs6000/rs6000.md (eqsi_power): New.
2239 (neg_eq0si): Add TARGET_POWER to final condition.
2242 2005-10-06 Richard Henderson <rth@redhat.com>
2244 * config/rs6000/rs6000.c: Revert last change.
2246 2005-10-06 Richard Henderson <rth@redhat.com>
2248 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
2249 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
2251 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
2255 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
2256 out return_label and naked_return_label.
2258 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2260 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
2263 2005-10-06 Richard Henderson <rth@redhat.com>
2266 * tree-inline.c (declare_return_variable): Handle modify_dest not
2269 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2271 Fix PR tree-optimization/22488
2272 * tree-ssa-structalias.c (check_for_overlaps): New function.
2273 (create_variable_info_for): Use it.
2275 2005-10-06 Richard Henderson <rth@redhat.com>
2278 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
2279 (dwarf2out_start_source_file): Print it.
2281 2005-10-06 Geoffrey Keating <geoffk@apple.com>
2283 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
2285 2005-10-06 Richard Henderson <rth@redhat.com>
2288 * mode-switching.c (optimize_mode_switching): Clear transp bit
2289 for block with incomming abnormal edges.
2291 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
2292 (fpscr_set_from_mem): Use them.
2293 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
2294 (fpscr postinc splitters): Rewrite as peephole2+split.
2296 2005-10-06 David Edelsohn <edelsohn@gnu.org>
2298 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
2299 (eq<mode>_compare): Same.
2301 2005-10-06 Richard Guenther <rguenther@suse.de>
2303 PR tree-optimization/24238
2304 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
2306 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
2308 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
2309 here. Use AC_PATH_PROG for environment variables instead of
2311 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
2313 * configure: Regenerated.
2315 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
2318 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
2319 then force it into a register.
2320 (call_value): Likewise.
2322 2005-10-06 Richard Henderson <rth@redhat.com>
2325 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
2326 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
2327 under pass_vectorize.
2329 2005-10-05 Devang Patel <dpatel@apple.com>
2332 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
2333 handling constants. Check NAMESPACE_DECL context for constants.
2335 2005-10-05 Eric Christopher <echristo@apple.com>
2337 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
2339 2005-10-05 Richard Henderson <rth@redhat.com>
2342 * tree-cfg.c (mark_array_ref_addressable_1): New.
2343 (mark_array_ref_addressable): New.
2344 * tree-flow.h (mark_array_ref_addressable): Declare.
2345 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
2347 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
2351 * reload.c (subst_reloads): When adding a REG_LABEL to a
2352 jump instruction, also update JUMP_LABEL.
2354 2005-10-05 David Edelsohn <edelsohn@gnu.org>
2356 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
2357 * bb-reorder.c (copy_bb_p): Use it.
2358 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
2360 2005-10-05 Richard Henderson <rth@redhat.com>
2363 * toplev.c (process_options): Warn about unsupported combinations
2364 of unwind tables and omit-frame-pointer.
2365 * config/i386/i386.c (override_options): Similarly. Enable
2366 accumulate-outgoing-args if not explicitly disabled.
2368 2005-10-05 Steve Ellcey <sje@cup.hp.com>
2370 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
2371 Handle big endian vs. small endian.
2372 (vec_initv2sf): Handle big endian vs. small endian.
2373 (*vec_extractv2sf_1): Ditto.
2375 2005-10-05 Dale Johannesen <dalej@apple.com>
2377 * convert.c (convert_to_real): Don't convert
2378 (float)floor(double d) to floorf((float)d).
2380 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
2382 * config/arm/arm.md (insv): Use gen_int_mode in more places.
2384 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
2386 PR tree-optimization/18587
2387 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
2388 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
2389 build_vuses): Change to VEC type.
2390 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
2391 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
2392 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
2393 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
2394 (get_name_decl): New. Return DECL_UID of base variable.
2395 (operand_build_cmp): New. qsort comparison routine.
2396 (operand_build_sort_virtual): New. Sort virtual build vector.
2397 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
2398 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
2399 (FINALIZE_BASE): Use get_name_decl.
2400 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
2401 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
2402 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
2403 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
2404 direct VEC_* manipulations.
2405 (build_ssa_operands): Call operand_build_sort_virtual.
2406 (copy_virtual_operand, create_ssa_artficial_load_stmt,
2407 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
2408 with direct VEC_* manipulations.
2409 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
2410 with direct VEC manipulations.
2412 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
2414 PR tree-optimization/21419
2415 PR tree-optimization/24146
2416 PR tree-optimization/24151
2418 * c-typeck.c (readonly_error): Handle USE being lv_asm.
2419 (build_asm_expr): Call it if outputs are read-only.
2420 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
2422 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
2423 Paolo Bonzini <bonzini@gnu.org>
2427 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
2428 enable the instructions and not just the built-ins.
2429 * doc/invoke.texi (x86 Options): Likewise.
2431 2005-10-04 Geoffrey Keating <geoffk@apple.com>
2433 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
2435 * doc/invoke.texi (Option Summary): Correct spelling
2436 of -mmacosx-version-min.
2438 2005-10-04 Devang Patel <dpatel@apple.com>
2440 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
2443 2005-10-04 Steve Ellcey <sje@cup.hp.com>
2445 * tree-vect-transform.c (vect_create_epilog_for_reduction):
2446 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
2448 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
2450 * config/s390/s390.md ("TDSI","DP"): New mode macros.
2451 ("TE","tg"): New mode attributes.
2452 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
2453 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
2454 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
2455 dword_mode and one for GPRmode.
2457 2005-10-04 Ian Lance Taylor <ian@airs.com>
2459 PR preprocessor/13726
2460 * c-ppoutput.c (cb_include): Add comments parameter, and print out
2461 any comments passed in.
2463 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2465 * tree.c (annotate_with_file_line): Fix typo.
2467 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2470 * builtins.c (fold_builtin_memcmp): When constructing the pointer
2471 type used to access data in the inlined length == 1 case, use
2472 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
2473 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
2475 2005-10-04 Uros Bizjak <uros@kss-loka.si>
2477 * config/i386/i386.h (TARGET_FISTTP): Enable also for
2478 TARGET_SSE3 and only for TARGET_80387.
2479 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
2480 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
2481 Do not depend on TARGET_80387.
2483 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2485 * tree.c (last_annotated_node): Change type to location_t*.
2486 (annotate_with_file_line): Reflect the change of
2487 last_annotated_node type.
2489 2005-10-04 Richard Guenther <rguenther@suse.de>
2492 * c-decl.c (grokdeclarator): Don't write to fields
2495 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2498 * c-decl.c (finish_decl): Use set_user_assembler_name even for
2500 * varasm.c (make_decl_rtl): If a register variable does not
2501 have a set user assmbler name, error out.
2502 Decode the asmspec is now name+1 bypassing '*'.
2504 2005-10-04 Steven Bosscher <stevenb@suse.de>
2506 PR tree-optimization/23049
2507 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
2508 of a COND_EXPR is folded before calling fold on the whole rhs of a
2509 conditional assignment.
2510 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
2511 document that a COND_EXPR may appear there.
2513 2005-10-03 Diego Novillo <dnovillo@redhat.com>
2516 * tree-vrp.c (extract_range_from_assert): If the new numeric
2517 range created out of the assertion contradicts the existing
2518 numeric range of the ASSERT_EXPR variable, make the new range
2521 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
2523 * config/sh/sh.c (sh_register_move_cost): Add case for moving
2524 from T_REGS to FP register class.
2526 2005-10-03 Richard Henderson <rth@redhat.com>
2529 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
2530 before creating a new one.
2532 2005-10-03 David Edelsohn <edelsohn@gnu.org>
2534 * config/rs6000/t-aix43 (LDFLAGS): New.
2535 * config/rs6000/t-aix52 (LDFLAGS): New.
2537 2005-10-03 Ian Lance Taylor <ian@airs.com>
2539 * gimplify.c (find_single_pointer_decl_1): New static function.
2540 (find_single_pointer_decl): New static function.
2541 (internal_get_tmp_var): For a formal variable, set restrict base
2542 information if appropriate.
2543 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
2545 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
2546 (DECL_GET_RESTRICT_BASE): Define.
2547 (SET_DECL_RESTRICT_BASE): Define.
2548 (decl_restrict_base_lookup): Declare.
2549 (decl_restrict_base_insert): Declare.
2550 (struct tree_decl_with_vis): Add based_on_restrict_p field.
2551 * tree.c (restrict_base_for_decl): New static variable.
2552 (init_ttree): Initialize restrict_base_for_decl.
2553 (copy_node_stat): Copy restrict base information.
2554 (decl_restrict_base_lookup): New function.
2555 (decl_restrict_base_insert): New function.
2556 (print_restrict_base_statistics): New static function.
2557 (dump_tree_statistics): Call print_restrict_base_statistics.
2559 2005-10-02 Diego Novillo <dnovillo@redhat.com>
2562 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
2563 case of anti-ranges.
2565 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
2568 * c-typeck.c (tagged_tu_seen): Rename to ...
2569 (tagged_tu_seen_cache): this and add val field.
2570 (comptypes): Move functional to comptypes_internal
2571 and free tagged_tu_seen.
2572 (comptypes_internal): New function and call comptypes_internal
2573 instead of comptypes. Speed up by sibcalling
2574 tagged_types_tu_compatible_p.
2575 (alloc_tagged_tu_seen): New function
2576 (free_all_tagged_tu_seen_up_to): New function.
2577 (tagged_types_tu_compatible_p): Return the val of the seen two
2579 Add that the two types are the same to tagged_tu_seen_base
2580 if they are and call comptypes_internal instead of comptypes.
2581 <case UNION_TYPE>: Speed up common type where the fields are
2583 (function_types_compatible_p): Call comptypes_internal instead of
2585 (type_lists_compatible_p): Likewise.
2586 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
2588 2005-10-02 Matthias Klose <doko@debian.org>
2590 * doc/invoke.texi: Fix typo and speling error.
2592 2005-10-01 Richard Henderson <rth@redhat.com>
2594 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
2596 2005-10-01 Mark Mitchell <mark@codesourcery.com>
2598 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
2599 using --start-group and --end-group.
2601 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2603 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
2604 FIXME note regarding quirky semantics.
2606 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2609 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
2610 non-null range as a last resort.
2612 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
2613 Diego Novillo <dnovillo@redhat.com>
2616 * tree-vrp.c (extract_range_from_assert): For !=
2617 assertions, only build an anti-range if LIMIT is a
2618 single-valued range.
2620 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
2622 * arm.md (movqi): On thumb when optimizing, handle loading from
2623 memory by describing this as taking a subreg of a zero-extended load
2624 into an SImode register.
2627 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
2629 * reload1.c (merge_assigned_reloads): Do not change any
2630 RELOAD_FOR_OUTPUT_ADDRESS reloads.
2632 2005-09-30 Geoffrey Keating <geoffk@apple.com>
2634 * Makefile.in (LIPO_FOR_TARGET): Define.
2635 (STRIP_FOR_TARGET): Define.
2637 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
2638 before creating new ones. Do symlinks before creating the actual
2641 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
2642 to work out which multilibs are actually being built.
2644 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
2646 * tree-vect-transform.c, config/ms1/ms1.md,
2647 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
2648 Follow spelling conventions.
2649 * doc/invoke.texi, doc/md.texi: Fix typos.
2651 2005-09-30 Andrew Macleod <amacleod@redat.com>
2653 PR tree-optimization/21430
2654 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
2655 use operands, and set stmt pointer if need be.
2656 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
2657 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
2660 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2663 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
2665 2005-09-29 Mark Mitchell <mark@codesourcery.com>
2667 * optabs.c (expand_binop): Initialize first_pass_p.
2669 2005-09-29 Jakub Jelinek <jakub@redhat.com>
2672 * c-decl.c (c_write_global_declarations_1): If any
2673 wrapup_global_declaration_2 call returned true, restart the loop.
2675 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
2677 Fix PR tree-optimization/24117
2678 * tree-ssa-structalias.c (find_func_aliases): Strip nops
2679 before considering whether to use anyoffset.
2681 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2685 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2687 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2689 (swap_commutative_operands_with_target): New.
2691 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2694 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
2697 2005-09-29 Steven Bosscher <stevenb@suse.de>
2699 PR tree-optimization/23911
2700 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
2701 and IMAGPART_EXPR too.
2703 2005-09-28 Mark Mitchell <mark@codesourcery.com>
2706 * expmed.c (expand_shift): Move logic to reverse rotation
2707 direction when rotating by constants ...
2708 * optabs.c (expand_binop): ... here.
2709 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
2710 (ix86_rotrdi3): New pattern.
2711 (rotldi3): Handle 32-bit mode.
2712 (ix86_rotldi3): New pattern.
2714 2005-09-29 Alan Modra <amodra@bigpond.net.au>
2717 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
2718 check for numbers that need no bit twiddle.
2720 2005-09-28 Geoffrey Keating <geoffk@apple.com>
2722 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
2723 multilib to be built.
2725 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
2726 (stage1-start): Delete old libgcc and libunwind before moving
2727 anything into the stage directory.
2728 (stage2-start): Likewise.
2729 (stage3-start): Likewise.
2730 (stage4-start): Likewise.
2731 (stageprofile-start): Likewise.
2732 (stagefeedback-start): Likewise.
2733 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
2734 header in tm_file and CPU-specific t-darwin in tmake_file.
2735 (i[34567]86-*-darwin*): Don't change tm_file.
2736 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
2737 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
2738 shared library stub for target OS version.
2739 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
2740 (SHLIB_LINK): Don't make SHLIB_SOLINK.
2741 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
2742 (libgcc_s.%.dylib): New.
2744 (install-darwin-libgcc-stubs): New.
2745 (INSTALL_LIBGCC): New append.
2746 * config/i386/darwin-libgcc.10.4.ver: New.
2747 * config/i386/darwin-libgcc.10.5.ver: New.
2748 * config/i386/t-darwin: New.
2749 * config/rs6000/darwin-libgcc.10.4.ver: New.
2750 * config/rs6000/darwin-libgcc.10.5.ver: New.
2751 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
2752 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
2754 2005-09-28 Paul Brook <paul@codesourcery.com>
2756 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
2759 2005-09-28 Richard Guenther <rguenther@suse.de>
2761 PR tree-optimization/23853
2762 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
2763 host_integerp to verify misalignment value.
2765 2005-09-28 Richard Henderson <rth@redhat.com>
2767 * builtins.c (get_builtin_sync_mode): New.
2768 (expand_builtin_sync_operation): Pass in mode argument.
2769 (expand_builtin_compare_and_swap): Likewise.
2770 (expand_builtin_lock_test_and_set): Likewise.
2771 (expand_builtin_lock_release): Likewise.
2772 (expand_builtin): Update to match.
2774 2005-09-28 Nick Clifton <nickc@redhat.com>
2776 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
2777 formatting. Add check to PLUS case to ensure that the offset is
2778 within an acceptable range.
2780 * config/v850/v850.md (casesi): Disable the generation of the
2781 switch pattern as it is not being handled properly at the moment.
2783 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
2784 for when the high words are identical.
2786 2005-09-27 Richard Henderson <rth@redhat.com>
2788 * pretty-print.c (pp_base_format): Fix typo for %>.
2790 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
2791 Devang Patel <dpatel@apple.com>
2793 PR tree-optimization/23625
2794 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
2795 LABEL_EXPR, assertion check.
2797 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
2799 * optabs.c (no_conflict_move_test): Check if a result of a
2800 to-be-moved insn would be clobbered by an originally
2803 2005-09-27 Jeff Law <law@redhat.com>
2805 * passes.c (init_optimization_passes): Replace copy propagation
2806 passes immediately after DOM with phi-only copy propagation
2807 pases. Add phi-only copy propagation pass after first DOM pass.
2808 * tree-pass.h (pass_phi_only_copy_prop): Declare.
2809 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
2810 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
2811 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
2812 to init_copy_prop. Callers updated.
2813 (do_phi_only_copy_prop): New function.
2814 (pass_phi_only_copy_prop): New pass descriptor.
2816 2005-09-27 Nick Clifton <nickc@redhat.com>
2818 * libgcc2.c (__popcount_tab): Remove redundant prototype.
2820 2005-09-26 Jason Merrill <jason@redhat.com>
2823 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
2825 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
2827 2005-09-26 James E Wilson <wilson@specifix.com>
2829 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
2830 copyright. Add gcc copyright plus libgcc exception.
2831 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
2833 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
2835 2005-09-26 Jeff Law <law@redhat.com>
2837 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
2838 about when to iterate.
2840 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
2843 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
2844 for __complex__ double in -mcpu=G5 mode.
2846 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2848 PR tree-optimization/23942
2849 * Makefile.in (SCEV_H): Depends on PARAMS_H.
2850 * tree-scalar-evolution.c: Include params.h.
2852 (follow_ssa_edge, follow_ssa_edge_in_rhs,
2853 follow_ssa_edge_in_condition_phi_branch,
2854 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
2855 Change return type to t_bool. Use a parameter to limit the size of
2856 trees that are walked before stopping
2857 (analyze_evolution_in_loop): Initialize the limit to 0.
2858 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2859 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2861 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2864 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2865 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2867 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2869 * combine.c (make_extraction): Check for valid use of subreg.
2871 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2874 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2875 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2876 ("fist<mode>2_with_temp"): Use only register operands.
2878 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2880 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2881 CALL_INSN_FUNCTION_USAGE.
2883 2005-09-26 Richard Guenther <rguenther@suse.de>
2886 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2887 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2888 (ldst_entry): Use the hashtable instead of list-walking.
2889 (find_rtx_in_ldst): Likewise.
2890 (free_ldst_entry): Free the hashtable.
2891 (compute_ld_motion_mems): Create the hashtable.
2892 (trim_ld_motion_mems): Remove entry from hashtable if
2893 removing it from list.
2894 (compute_store_table): Likewise^2.
2895 (store_motion): Free hashtable in case we did not see
2898 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2900 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2901 and arg1 if we are passing them to fold_build2.
2903 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2906 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2909 2005-09-25 Richard Henderson <rth@redhat.com>
2911 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2912 SYMBOL_REF_TLS_MODEL to be correct.
2914 2005-09-24 Richard Henderson <rth@redhat.com>
2916 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2917 end of function. Reindent.
2919 2005-09-24 Ian Lance Taylor <ian@airs.com>
2921 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2922 NEGATE_EXPR/BIT_NOT_EXPR case.
2924 2005-09-24 Richard Henderson <rth@redhat.com>
2926 * c-common.c (handle_mode_attribute): When not modifying in place,
2927 create subtypes for enumerations.
2928 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2929 * gimplify.c (create_tmp_from_val): Likewise.
2931 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2933 * config/i386/i386.md (*tls_global_dynamic_64,
2934 *tls_local_dynamic_base_64): Add missing mode to call.
2935 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2937 2005-09-24 Jan Hubicka <jh@suse.cz>
2939 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2940 (cgraph_clone_node): Likewise.
2941 * cgraph.h (cgraph_clone_edge): Update prototype.
2942 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2943 duplicated prototypes; add updating argument.
2944 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2945 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2947 (cgraph_mark_inline_edge): Likewise.
2948 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2949 (cgraph_flatten_node): Likewise.
2950 (cgraph_decide_recursive_inlining): Likewise.
2951 (cgraph_decide_inlining_of_small_function): Likewise.
2952 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2954 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2955 Pete Steinmetz <steinmtz@us.ibm.com>
2957 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2958 (rldic.): Set type to "compare".
2960 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2961 mfjmpr for MFCTR/MFLR.
2962 (movdf_hardfloat64): Same.
2963 (movdf_softfloat64): Same. Correct order of store and move types.
2964 (movti_string): Set type to store_ux/load_ux.
2965 (load_multiple): Set type to load_ux.
2966 (store_multiple): Set type to store_ux.
2967 (movmemsi): Set type to store_ux.
2968 (output_cbranch direct_return): Set type to jmpreg.
2969 (stmw): Set type to store_ux.
2970 (lmw): Set type to load_ux.
2971 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2972 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2973 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2974 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2975 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2976 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2977 (rios1-fpstore): Increase latency to 3.
2978 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2979 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2981 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2982 Andrew Pinski <pinskia@physics.uc.edu>
2984 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2985 operand2 constraint to "b".
2986 (sync_<fetchop_name>di_internal): Same.
2987 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2989 (sync_old_<fetchop_name>di_internal): Same.
2990 (sync_new_<fetchop_name>si_internal): Same.
2991 (sync_new_<fetchop_name>di_internal): Same.
2993 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2996 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2997 case, define as macros.
2999 PR rtl-optimization/23837
3000 * optabs.c (no_conflict_move_test): Don't set must_stay for a
3001 clobber / clobber match between dest and p->first.
3003 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
3004 (no_conflict_move_test): Update comments.
3006 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
3008 * doc/install.texi: Update URL for Jacks.
3009 * doc/sourcebuild.texi: Likewise.
3011 2005-09-22 David Edelsohn <edelsohn@gnu.org>
3014 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
3015 registers when choosing register preferences.
3016 (movdf_hardfloat64): Same.
3018 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
3020 * expmed.c (expand_shift): Don't use the target of the rotate as
3021 target for the first expanded shift insn.
3022 * testsuite/gcc.dg/20050922-1.c: Testcase added.
3024 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
3026 PR tree-optimization/22438
3027 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
3028 preserved iv rhs rewriting specially.
3030 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
3032 * tree-data-ref.c (analyze_array_indexes): Only estimate when
3033 estimate_only is true.
3034 * tree-flow.h (ref_contains_indirect_ref): New prototype.
3035 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
3036 tree-ssa-structalias.c
3037 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
3038 ref_contains_indirect_ref.
3039 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
3041 2005-09-21 DJ Delorie <dj@redhat.com>
3043 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
3045 (mn10300_return_in_memory): Support variable size types also.
3046 (mn10300_pass_by_reference): Likewise.
3047 (mn10300_function_value): New.
3048 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
3049 (FUNCTION_OUTGOING_VALUE): Likewise.
3050 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
3051 * doc/invoke.texi: Document it.
3053 2005-09-21 Uros Bizjak <uros@kss-loka.si>
3056 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
3057 force integer op1 into register for XFmode compares.
3059 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
3062 * expmed.c (alg_code): Add alg_impossible.
3063 (alg_hash_entry): Add cost.
3064 (synth_mult): Record alg_impossible in the hash table if
3065 multiplication by a given integer is impossble within the
3066 limit. Speed up using alg_impossible.
3068 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3070 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
3071 argument. Allow and set any offset if needs_anyoffset is passed
3073 (get_constraint_for): Add argument here too.
3075 (do_structure_copy): Pass NULL to get_constraint_for.
3076 (handle_ptr_arith): Ditto.
3077 (find_func_aliases): Ditto.
3079 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
3081 PR rtl-optimization/23898
3082 * output.h (get_attr_min_length): Declare.
3083 * final.c (get_attr_length_1): New function, broken out of:
3085 (get_attr_min_length): New function.
3086 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
3087 (duplicate_computed_gotos): Likewise.
3088 * genattr.c (insn_min_length): Generate declaration.
3089 * genattrtab.c (min_fn, min_attr_value): New functions.
3090 (make_length_attrs): Generate insn_min_length.
3092 2005-09-20 Steve Ellcey <sje@cup.hp.com>
3094 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
3096 2005-09-20 Richard Henderson <rth@redhat.com>
3098 PR tree-optimization/24059
3099 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
3102 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
3104 * c.opt (fextended-identifiers): New.
3105 * c-opts.c (c_common_handle_option): Handle
3106 -fextended-identifiers.
3107 * doc/cpp.texi: Update documentation of extended identifiers.
3108 * doc/cppopts.texi (-fextended-identifiers): Document.
3110 2005-09-20 Jakub Jelinek <jakub@redhat.com>
3112 PR tree-optimization/23929
3113 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
3116 PR tree-optimization/23818
3117 * tree-stdarg.c (execute_optimize_stdarg): Call
3118 calculate_dominance_info.
3120 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3122 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
3123 (analyze_siv_subscript_cst_affine): Add weak SIV test.
3124 (compute_overlap_steps_for_affine_1_2): Use
3125 get_number_of_iters_for_loop.
3126 (analyze_subscript_affine_affine): Check whether difference is
3128 Use get_number_of_iters_for_loop.
3129 Check whether overlap occurs outside of bounds.
3130 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
3132 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
3134 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
3135 base register if possible.
3137 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
3139 PR tree-optimization/18463
3140 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
3141 converting it directly is not possible.
3142 (chrec_convert_aggressive): New function.
3143 * tree-chrec.h (chrec_convert_aggressive): Declare.
3144 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
3145 Fold chrec conversions aggressively if asked to.
3146 (instantiate_parameters): Modified because of changes in
3147 instantiate_parameters_1.
3149 2005-09-19 Richard Henderson <rth@redhat.com>
3151 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
3152 (reduc_splus_v2df): New.
3154 2005-09-19 Richard Sandiford <richard@codesourcery.com>
3156 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
3157 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
3159 2005-09-19 Richard Henderson <rth@redhat.com>
3161 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
3164 2005-09-19 Richard Henderson <rth@redhat.com>
3166 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
3167 (ia64_expand_dot_prod_v8qi): New.
3168 * config/ia64/ia64-protos.h: Update.
3169 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
3170 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
3171 sdot_prodv8qi, sdot_prodv4hi): New.
3172 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
3174 2005-09-19 Richard Henderson <rth@redhat.com>
3177 * real.c (exact_real_truncate): Return false if the format cannot
3178 represent the number as a normal.
3180 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
3181 for a memory source.
3183 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
3185 * tree-ssa-operands.c (swap_tree_operands): Export.
3186 * tree.h (swap_tree_operands): Declare.
3187 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
3188 Call swap_tree_operands.
3190 2005-09-19 Richard Henderson <rth@redhat.com>
3192 * tree-flow.h (merge_alias_info): Declare.
3193 * tree-ssa-copy.c (merge_alias_info): Export.
3194 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
3195 (vect_create_data_ref_ptr): Use create_iv directly.
3196 (vectorizable_load): Use correct types for integer constants.
3197 (vect_generate_tmps_on_preheader): Likewise.
3198 (vect_gen_niters_for_prolog_loop): Likewise.
3200 2005-09-19 Steven Bosscher <stevenb@suse.de>
3202 PR rtl-optimization/23943
3203 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
3205 2005-09-18 Jan Hubicka <jh@suse.cz>
3207 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
3209 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
3211 * varasm.c (output_constant): Do not abort on conversions to union
3212 types between different sizes.
3214 2005-09-18 Richard Guenther <rguenther@suse.de>
3217 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
3220 2005-09-18 Paul Brook <paul@codesourcery.com>
3222 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
3224 2005-09-17 Richard Henderson <rth@redhat.com>
3226 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
3227 * tree-ssa-loop.c (pass_vect_dce): Remove.
3228 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
3231 2005-09-17 Richard Henderson <rth@redhat.com>
3233 * tree-pass.h (pass_vect_dce): Declare.
3234 * passes.c (init_optimization_passes): Add it.
3235 * tree-flow.h (tree_ssa_dce): Declare.
3236 * tree-ssa-dce.c (tree_ssa_dce): Export.
3237 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
3238 (gate_tree_vectorize): ... here.
3239 (pass_vect_dce): New.
3241 2005-09-17 Jan Hubicka <jh@suse.cz>
3243 * except.c (struct eh_status): Turn region_array into vec.
3244 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
3245 convert_from_eh_region_ranges, find_exception_handler_labels,
3246 current_function_has_exception_handlers, assign_filter_values,
3247 build_post_landing_pads, dw2_build_landing_pads,
3248 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
3249 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
3250 foreach_reachable_handler, can_throw_internal_1,
3251 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
3253 (duplicate_eh_region_1): Update region_array.
3254 (duplicate_eh_regions): Resize region_array and avoid recomputing.
3256 2005-09-17 David Edelsohn <edelsohn@gnu.org>
3259 * expmed.c (expand_mult): Substitute simple register for op0 when
3262 2005-09-17 Richard Henderson <rth@redhat.com>
3264 * expr.c (emit_move_via_integer): Add force argument, pass it on
3265 to emit_move_change_mode. Update callers.
3266 (emit_move_complex): Pass true to new force argument.
3267 * function.c (expand_function_end): Move expand_eh_return call
3268 earlier. Merge sub-word complex values into a pseudo before
3269 copying to the return hard register.
3271 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
3273 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
3274 between different sizes.
3276 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
3280 * passes.c (init_optimization_passes): Register dump files for
3283 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
3285 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
3286 * config/s390/s390.c (s390_overlap_p): New function.
3287 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
3288 peephole2, "*xc" peephole2): Added overlap check to the peephole2
3291 2005-09-16 Richard Guenther <rguenther@suse.de>
3293 * ipa-pure-const.c (static_execute): Free auxiliar information.
3294 * ipa-type-escape.c (discover_unique_type): Free temporary key.
3295 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
3297 2005-09-15 DJ Delorie <dj@redhat.com>
3299 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
3301 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3303 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3305 (swap_commutative_operands_with_target): New.
3307 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
3309 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
3312 (estimate_iters_using_array): New function.
3313 * tree-data-ref.h (estimate_iters_using_array): Prototype
3314 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3315 Use estimate_iters_using_array instead of analyze_array.
3317 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
3319 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
3322 2005-09-15 Michael Matz <matz@suse.de>
3324 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
3326 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
3328 PR tree-optimization/23835
3329 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
3330 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
3332 2005-09-14 Richard Henderson <rth@redhat.com>
3334 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
3335 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
3337 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
3339 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
3340 in the ARRAY_TYPE case.
3342 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
3344 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
3346 2005-09-14 Uros Bizjak <uros@kss-loka.si>
3349 * tree-vect-transform.c (vectorizable_operation): Return false for
3350 scalar shift operations and for vector shift operations with
3351 non-invariant shift arguments. Use scalar tree operand op1 as
3352 a shift operand when vector shift insn pattern uses scalar shift
3354 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
3356 2005-09-14 Olivier Hainque <hainque@adacore.com>
3358 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
3359 value if it has side-effects.
3361 2005-09-14 David Edelsohn <edelsohn@gnu.org>
3364 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
3366 2005-09-14 Alan Modra <amodra@bigpond.net.au>
3368 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
3369 passed as NAME as if it were label at start of function code.
3371 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
3373 * config/sh/sh.md (*movv4sf_i): Add general register cases to
3376 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
3378 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
3379 as early clobber. Rewrite so the PIC register is not implicitly used.
3381 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3383 * tree.c (annotate_with_file_line): Compare line numbers before
3386 2005-09-13 Uros Bizjak <uros@kss-loka.si>
3389 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
3390 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
3392 2005-09-13 Ian Lance Taylor <ian@airs.com>
3394 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
3395 than a HOST_WIDEST_INT to gen_doloop_begin.
3397 2005-09-13 Diego Novillo <dnovillo@redhat.com>
3399 * tree-dfa.c (dump_variable): Guard against NULL annotations.
3401 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
3403 PR tree-optimize/23817
3404 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
3406 2005-09-13 Alan Modra <amodra@bigpond.net.au>
3409 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
3410 word before changing the stack pointer. Use gen_frame_mem for MEMs.
3411 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
3412 (restore_stack_nonlocal): Likewise.
3413 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
3415 2005-09-12 Ian Lance Taylor <ian@airs.com>
3418 * c.opt (ffriend-injection): New C++ option.
3419 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
3420 (C++ Dialect Options): Document -ffriend-injection.
3422 2005-09-12 Josh Conner <jconner@apple.com>
3425 * ipa-reference.c (static_execute): Don't mark variables in
3426 named sections TREE_READONLY.
3428 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3430 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
3433 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
3435 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
3436 V_MUST_DEF instead of just the first_use_p.
3437 Don't mark the virtual variables for renaming on the statement which
3439 (pass_dse): Remove TODO_update_ssa.
3441 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
3444 * stor-layout.c (compute_record_mode): For records with a single
3445 field, actually check the field's mode size against the type size.
3447 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
3448 registers for TARGET_SHMEDIA.
3449 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
3450 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
3451 of GENERAL_REGS and FP_REGS.
3453 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3455 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
3457 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3459 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
3460 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
3461 are omitted. Exclude stack_tie insn too.
3463 2005-09-11 David Edelsohn <edelsohn@gnu.org>
3465 PR rtl-optimization/23098
3466 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
3468 * config/rs6000/rs6000.md (movdf splitter): Use
3469 const_double_operand predicate for TARGET_POWERPC64.
3470 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
3471 SYMBOL_REF method to ABI_V4.
3473 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
3474 replace_equiv_address.
3475 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
3476 rs6000_sr_alias_set and MEM_NOTRAP.
3477 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
3479 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
3481 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
3482 handle CALL_EXPR again.
3484 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
3486 * arm/predicates.md (alignable_memory_operand): Delete.
3488 2005-09-10 Richard Henderson <rth@redhat.com>
3491 * dbxout.c (dbxout_expand_expr): New.
3492 (dbxout_symbol): Use it.
3494 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
3496 * arm.c (arm_gen_rotated_half_load): Delete.
3497 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
3498 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
3499 (thumb_set_return_address): Likewise.
3500 (thumb_load_double_from_address): Use adjust_address.
3501 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
3502 (extendhsisi2_mem, movhi_bytes): Use change_address.
3503 (movhi): Use widen_memory_access.
3504 (reload_out_df): Use replace_equiv_address.
3505 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
3507 2005-09-09 Richard Henderson <rth@redhat.com>
3510 * dbxout.c: Include expr.h.
3511 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
3512 (dbxout_symbol): Handle DECL_VALUE_EXPR.
3513 * Makefile.in (dbxout.o): Add EXPR_H.
3515 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
3517 PR tree-optimization/23509
3518 * tree-cfg.c (replace_uses_by): Use replace_exp.
3519 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
3520 pointers have name_mem_tag or type_mem_tag set.
3522 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3524 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
3525 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
3526 of wrongly accessing operands.
3528 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3530 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
3531 * tree-chrec.c: Include tree-scalar-evolution.h.
3532 (chrec_convert): Instantiate the base and step before calling
3533 scev_probably_wraps_p that would fail on parametric evolutions.
3534 Collect all the fails into a single section failed_to_convert,
3535 print a diagnostic, and return chrec_dont_know instead of calling
3537 * tree-scalar-evolution.c (loop_closed_phi_def): New.
3538 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
3540 (scev_const_prop): Don't replace the definition of a loop closed ssa
3541 phi node by itself, or by another loop closed ssa phi node.
3542 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
3543 that base and step are defined.
3545 2005-09-09 Richard Guenther <rguenther@suse.de>
3548 * fold-const.c (fold_ternary): Check truth_value_p before
3549 calling invert_truthvalue.
3551 2005-09-09 Nick Clifton <nickc@redhat.com>
3553 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
3554 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
3555 dimension of these arrays.
3556 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
3558 * longlong.h: Only provide a prototype for the __clz_tab[] array
3559 if this header has not been included from libgcc2.h.
3560 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
3562 Provide prototypes for exported functions.
3563 Use the __clz_tab[] and __popcount_tab[] arrays provided by
3566 2005-09-08 Josh Conner <jconner@apple.com>
3570 * expr.c (expand_expr_addr_expr_1): Don't invoke
3571 expand_simple_binop for EXPAND_INITIALIZER.
3573 2005-09-08 Richard Henderson <rth@redhat.com>
3576 * toplev.c (wrapup_global_declaration_1): Split out ...
3577 (wrapup_global_declaration_2): ... from ...
3578 (wrapup_global_declarations): ... here. Return bool.
3579 (check_global_declaration_1): Split out ...
3580 (check_global_declarations): from here.
3581 (emit_debug_global_declarations): New.
3582 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
3583 check_global_declaration_1, emit_debug_global_declarations): Declare.
3584 * c-decl.c (c_write_global_declarations_1): Don't create a vector
3585 of decls. Call wrapup_global_declaration_1,
3586 wrapup_global_declaration_2, check_global_declaration_1 directly.
3587 (c_write_global_declarations_2): New.
3589 (c_write_global_declarations): Call c_write_global_declarations_2.
3590 * langhooks.c (write_global_declarations): Call
3591 emit_debug_global_declarations.
3593 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
3594 remove decls that have DECL_RTL_SET_P.
3595 * passes.c (rest_of_decl_compilation): Invoke
3596 cgraph_varpool_finalize_decl for all but functions.
3598 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3600 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
3601 the result of a conversion if the new min and max cannot be compared.
3603 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
3605 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
3606 (override_options): Setting s390_sr_alias_set removed.
3607 (save_fpr, save_gprs): Set alias set to vararg or frame.
3608 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
3609 s390_sr_alias_set with get_frame_alias_set ().
3610 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
3611 get_varargs_alias_set ().
3613 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3617 * c-parser.c (c_parser_objc_method_definition): If the next
3618 token is not "{", error out and don't start the function.
3620 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3622 * tree-vrp.c (extract_range_from_expr): Move the check for non
3623 nullness after the check for gimple invariant.
3625 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3627 * tree.c (host_integerp, tree_low_cst): Correct function comment.
3629 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3632 * config/m32r.md (movmemsi_internal): Canonicalize order of
3633 operands in PLUS component of template.
3635 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
3637 * reload1.c (fixup_eh_region_note): Remove assertion.
3638 (fixup_abnormal_edges): Reverted removal of call to
3639 find_many_sub_basic_blocks made on 2005-08-31.
3641 2005-09-07 Richard Henderson <rth@redhat.com>
3643 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
3644 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
3645 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
3646 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
3647 rearrange for better packing.
3648 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
3649 (lookup_cfa_1): Remove inline marker.
3650 (cfa_equal_p): Split out of ...
3651 (def_cfa_1): ... here. Use INVALID_REGNUM.
3652 (build_cfa_loc): Handle !cfa->indirect.
3653 (frame_pointer_cfa_offset): New.
3654 (dbx_reg_number): Assert register elimination performed; do
3655 leaf register remapping.
3656 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
3657 (eliminate_reg_to_offset): New.
3658 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
3659 for verifiably local stack frame addresses; re-base to CFA.
3660 (mem_loc_descriptor): Remove can_use_fbreg argument.
3661 (concat_loc_descriptor, loc_descriptor): Likewise.
3662 (containing_function_has_frame_base): Remove.
3663 (rtl_for_decl_location): Don't do register elimination or
3664 leaf register remapping here.
3665 (secname_for_decl): Split out from ..
3666 (add_location_or_const_value_attribute): ... here.
3667 (convert_cfa_to_loc_list): New.
3668 (compute_frame_pointer_to_cfa_displacement): New.
3669 (gen_subprogram_die): Use them.
3670 * tree.h (frame_base_decl): Remove.
3671 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
3672 (prologue_stack_adjust): Remove.
3673 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
3674 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
3675 (set_frame_base_location): Remove.
3676 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
3677 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
3678 (vt_add_function_parameters): Don't eliminate_regs.
3679 (vt_initialize): Don't create frame_base_decl.
3681 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3683 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
3684 version of GNU binutils for 4.x and later.
3686 2005-09-06 Mark Mitchell <mark@codesourcery.com>
3688 * ggc-page.c (ggc_push_context): Remove.
3689 (ggc_pop_context): Likewise.
3690 * ggc.h (ggc_push_context): Remove.
3691 (ggc_pop_context): Likewise.
3693 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3696 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
3697 returning from an interrupt handler.
3699 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3702 * config/arc/arc.c (output_shift): Add check for loop count when
3705 2005-09-06 Steven Bosscher <stevenb@suse.de>
3707 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
3709 (abs_replacement): Likewise.
3710 (pass_phiopt): Remove TODO_update_ssa.
3712 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3715 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
3716 if "return with no value, in function returning non-void" warning
3718 * tree-cfg.c (execute_warn_function_return): Don't look at
3719 RETURN_EXPRs with TREE_NO_WARNING set.
3722 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
3723 for internal functions doesn't use registers used by global registers
3724 variables. Use fewer register parameters if there are global register
3727 2005-09-06 Olivier Hainque <hainque@adacore.com>
3728 Eric Botcazou <ebotcazou@adacore.com>
3731 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
3732 when we would be extracting outside its bit span (bitpos+bitsize
3733 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
3734 Ada unchecked conversions.
3736 2005-09-06 Steven Bosscher <stevenb@suse.de>
3738 * tree-ssa-pre.c (try_look_through_load): New function.
3739 (compute_avail): Use it to try to look through loads for some
3740 more useful expressions.
3742 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3744 * simplify-rtx.c (simplify_binary_operation_1): Correct the
3745 condition for detecting cases like (a&a) and (a^a).
3747 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
3749 * common.opt: Add option ftree-vect-loop-version.
3750 * params.def: Add --param vect-max-version-checks.
3751 * doc/invoke.texi: Document ftree-vect-loop-version and
3752 --param vect-max-version-checks.
3753 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
3754 may_misalign_stmts and defines for accessors.
3755 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
3756 LOOP_VINFO_MAY_MISALIGN_STMTS.
3757 (destroy_loop_vec_info): VEC_free for
3758 LOOP_VINFO_MAY_MISALIGN_STMTS.
3759 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3760 Update documentation.
3761 (vect_update_misalignment_for_peel): New.
3762 (vect_enhance_data_refs_alignment): Update to choose loop
3763 peeling or loop versioning if appropriate for the (potentially)
3764 unaligned data references in the loop.
3765 (vect_analyze_data_refs_alignment): Remove call to
3766 vect_enhance_data_refs_alignment so the checks can be done
3768 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
3769 and move up call to vect_analyze_data_refs_alignment.
3770 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
3771 (vect_transform_loop): Add call to loop_version.
3773 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3775 PR rtl-optimization/23098
3776 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
3777 * simplify-rtx.c (constant_pool_reference_p): New function.
3778 * rtl.h (constant_pool_reference_p): New prototype.
3779 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
3780 constant_pool_reference_p in condition and
3781 avoid_constant_pool_reference in preparation statements.
3783 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
3785 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
3786 STRICT_LOW_PART SETs.
3788 2005-09-06 Alan Modra <amodra@bigpond.net.au>
3791 * except.c (sjlj_emit_function_enter): Find the function begin
3792 note even when it's not in first basic block.
3794 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
3796 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
3797 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
3798 * aclocal.m4: Regenerate.
3800 2005-09-05 DJ Delorie <dj@redhat.com>
3802 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
3805 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
3807 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
3808 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
3809 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
3810 Follow spelling conventions.
3811 * doc/invoke.texi: Follow spelling conventions.
3813 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3815 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
3816 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
3817 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
3819 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3822 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
3823 (output_stack_adjust): Use gen_tmp_stack_mem.
3824 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
3825 (sh_set_return_address, sh_allocate_initial_value): Likewise.
3826 (sh_get_pr_initial_val): Likewise.
3827 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
3828 (sh_initialize_trampoline): Likewise. Also use adjust_address.
3829 * sh.md (divsi_inv_m0): Use gen_const_mem.
3830 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
3831 (movdf_i4+1): Use gen_tmp_stack_mem.
3832 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
3833 (fpu_switch+2): Likewise.
3834 (movv4sf_i, movv16sf_i): Use adjust_address.
3835 (symGOT_load): Set MEM_NOTRAP_P bit.
3837 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3840 * pa.c (emit_move_sequence): Fix typo in last change.
3842 2005-09-03 Jakub Jelinek <jakub@redhat.com>
3844 PR rtl-optimization/23454
3845 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
3848 2005-09-03 Richard Henderson <rth@redhat.com>
3849 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3852 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
3855 2005-09-02 Nicolas Pitre <nico@cam.org>
3857 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
3858 to bit_count to 32 bits.
3860 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3863 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3864 generating synthetic loads from volatile lvalues.
3866 005-09-02 Nick Clifton <nickc@redhat.com>
3868 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3869 __ctzhi2, __clzhi2): New functions.
3871 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3874 * tree-nested.c (struct var_map_elt): Mark with GTY.
3875 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3877 (lookup_field_for_decl): Allocate new element in GC memory.
3878 (lookup_tramp_for_decl): Likewise.
3879 (convert_nl_goto_reference): Likewise
3880 (create_nesting_tree): Allocate info in GC memory. Likewise for
3882 (free_nesting_tree): Free with ggc_free instead of free.
3883 (root): New static variable.
3884 (lower_nested_functions): Remove root as local variable. And zero out
3885 root at the end of the function.
3887 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3889 PR rtl-optimization/20365
3890 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3891 to short. New member ix.
3892 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3893 (simplify_plus_minus): Initialize ix members before calling qsort.
3895 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3897 PR tree-optimization/23626
3898 * tree-cfg.c (replace_uses_by): Clean up eh info.
3900 2005-09-01 DJ Delorie <dj@redhat.com>
3902 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3905 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3907 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3908 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3911 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3913 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3914 do not issue warning for a variable definition following
3917 2005-09-01 Richard Henderson <rth@redhat.com>
3920 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3921 conversion to CONST_VECTOR.
3923 2005-09-01 Richard Henderson <rth@redhat.com>
3926 * reload1.c (reload_as_needed): Check !CALL_P before calling
3927 fixup_eh_region_note.
3928 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3930 2005-09-01 DJ Delorie <dj@redhat.com>
3932 * varasm.c (output_constant): Let the target resolve
3933 conversions of addresses to non-default pointer sizes.
3935 2005-09-01 Nicolas Pitre <nico@cam.org>
3937 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3938 to alow matching ARM pre-indexed addressing mode.
3939 (arm_override_options): Remove now irrelevant comment.
3941 2005-09-01 Phil Edwards <phil@codesourcery.com>
3943 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3944 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3945 * config/i386/vxworks.h: Likewise.
3946 * config/i386/t-vxworksae: New file, for VxWorks AE.
3947 * config/i386/vxworksae.h: Likewise.
3949 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3951 PR tree-optimization/23410
3952 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3953 sequence is not wrapping during the first step.
3955 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3958 * dwarf2out.c (base_type_die): Compare char_type_node with
3959 TYPE_MAIN_VARIANT (type), not type.
3961 2005-09-01 Richard Guenther <rguenther@suse.de>
3963 PR tree-optimization/15366
3964 * common.opt: Add -finline-functions-called-once.
3965 Put -fearly-inlining in alphabetically ordered place.
3966 * doc/invoke.texi: Document new option.
3967 * ipa-inline.c (cgraph_decide_inlining): Honour
3968 flag_inline_functions_called_once.
3970 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3972 PR rtl-optimization/23478
3973 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3974 (alloc_qty): Initialize it.
3975 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3976 (combine_regs): Combine also n_throwing_calls_crossed fields.
3977 (find_free_reg): Don't attempt to caller-save pseudos crossing
3978 calls that might throw.
3979 * global.c (struct allocno): Add throwing_calls_crossed field.
3980 (global_alloc): Revert 2005-08-22 change. Initialize
3981 throwing_calls_crossed.
3982 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3985 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3988 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3989 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3990 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3991 (and64_2_operand): Tweak to use predicate.
3992 (and_operand): Adjust for mask_operand changes.
3993 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3994 (print_operand): Likewise.
3995 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3996 (mask64_1or2_operand): Delete.
3997 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3998 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3999 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
4000 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
4001 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
4002 (rotldi3_internal4): Likewise.
4003 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
4004 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
4005 (ashldi3_internal7): Likewise.
4006 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
4007 (ashldi3_internal, ashldi3_internal9 split): Likewise.
4008 (anddi3 split): Don't match mask64_operand.
4009 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
4010 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
4011 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
4012 't' splitter predicate.
4013 (movdi_internal64 + 2): Revert 2005-06-11 change.
4015 2005-08-31 DJ Delorie <dj@redhat.com>
4017 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
4018 (m32c_asm_integer): Add support for 32 bit pointers.
4020 2005-08-31 Richard Henderson <rth@redhat.com>
4022 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
4023 component-like references for setting MEM_NOTRAP_P.
4025 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
4026 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
4028 2005-08-31 Richard Henderson <rth@redhat.com>
4030 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
4031 into a pseudo before applying gen_lowpart.
4033 2005-08-31 Geoffrey Keating <geoffk@apple.com>
4035 * doc/install.texi (Specific): Update cctools version required
4036 for full functionality.
4037 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
4038 linkers as -macosx_version_min.
4040 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
4043 * sh.c (print_operand, %R and %S): Add handling of floating point
4044 registers, memory, constants and invalid operands.
4046 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
4048 * ipa-pure-const.c: Change dump name.
4050 2005-08-31 Uros Bizjak <uros@kss-loka.si>
4053 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
4054 to "reg_or_0_operand".
4055 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
4057 2005-08-31 Dale Johannesen <dalej@apple.com>
4059 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
4060 loops that count down.
4062 2005-08-31 Richard Henderson <rth@redhat.com>
4065 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
4066 (fixup_eh_region_note): New.
4067 (reload_as_needed): Call it.
4068 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
4069 don't call find_many_sub_basic_blocks; call verify_flow_info.
4070 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
4071 (keep_stack_depressed): Likewise.
4072 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
4074 2005-08-31 Richard Henderson <rth@redhat.com>
4076 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
4079 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
4081 * expr.c (expand_expr_real_1): Compare size of address
4082 mode to target's address mode size in deciding expansion of
4083 the constant address.
4085 2005-08-31 Richard Guenther <rguenther@suse.de>
4088 * expr.c (all_zeros_p): New function.
4089 (expand_expr_real_1): Handle the case of an all-zero
4090 non-addressable constructor separately.
4092 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
4094 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
4095 arguments, adjust all callers.
4096 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
4098 2005-08-30 Richard Henderson <rth@redhat.com>
4101 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
4102 whenever the mode sizes match.
4104 2005-08-31 Alan Modra <amodra@bigpond.net.au>
4106 * calls.c (load_register_parameters): Fix comment typo.
4107 * expr.c (emit_push_insn): Comment formatting.
4109 2005-08-30 Ian Lance Taylor <ian@airs.com>
4111 * config/i386/x-cygwin (host-cygwin): Change dependency from
4112 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
4114 2005-08-29 Geoffrey Keating <geoffk@apple.com>
4116 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
4119 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
4122 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
4123 call to ggc_collect.
4125 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
4128 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
4129 beginning. Remove $(INCLUDES) from all the rules, if following
4130 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
4132 2005-08-29 Jakub Jelinek <jakub@redhat.com>
4135 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
4136 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
4137 not constant, but maxlen is, don't set len to maxlen, rather
4138 set maxlen to len if len is a constant.
4140 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
4142 PR tree-optimization/23475
4143 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
4146 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
4148 Fix PR middle-end/22455
4150 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
4151 Checksum only the parts of the tree that exist for the tree code.
4153 2005-08-28 Dale Johannesen <dalej@apple.com>
4155 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
4157 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
4159 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
4161 2005-08-28 Richard Henderson <rth@redhat.com>
4163 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
4164 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
4167 2005-08-28 Jakub Jelinek <jakub@redhat.com>
4170 * builtins.c (get_memory_rtx): Don't strip nops
4171 in between COMPONENT_REFs.
4173 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
4176 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
4178 (gimplify_modify_expr): Check for zero sized types and gimplify the
4179 rhs and lhs as statements.
4181 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
4184 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
4185 state for return address column of signal frames.
4187 2005-08-27 David Edelsohn <edelsohn@gnu.org>
4190 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
4191 bytes >= 2 not bytes == 2.
4192 (expand_block_move): Same.
4194 2005-08-27 Richard Guenther <rguenther@suse.de>
4197 * config/i386/sse.md (sse2_movsd): Add missing closing
4200 2005-08-27 Paul Brook <paul@codesourcery.com>
4202 * genrecog.c (enum decision_type): Add DT_num_insns.
4203 (struct decision_test): Add u.num_insns.
4204 (add_to_sequence): Add DT_num_insns test.
4205 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
4206 (write_cond, debug_decision_2): Ditto.
4207 (change_state): Assume peep2_next_insn never fails.
4208 Remove "afterward" argument.
4209 (write afterward, write_tree): Update to match.
4210 * recog.c (peep2_current_count): New variable.
4211 (peep2_next_insn): Check it.
4212 (peephole2_optimize): Set peep2_current_count.
4213 * recog.h (peep2_current_count): Declare.
4215 2005-08-26 Josh Conner <jconner@apple.com>
4218 * ipa-pure-const.c (check_tree): Check for volatile-ness
4219 when considering a dereference.
4221 2005-08-27 Jakub Jelinek <jakub@redhat.com>
4223 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
4225 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4227 PR rtl-optimization/23561
4228 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
4229 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
4230 at most LEN bytes long memory fits into the field.
4231 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
4232 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
4233 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
4235 2005-08-26 Richard Henderson <rth@redhat.com>
4238 * loop.c (biased_biv_may_wrap_p): New.
4239 (maybe_eliminate_biv_1): Use it to suppress non-equality
4240 comparison transformations. Delete disabled code.
4242 2005-08-26 Ian Lance Taylor <ian@airs.com>
4244 * combine.c (make_extraction): Avoid reference outside object.
4246 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
4248 * stor-layout.c (finalize_type_size): Restore behaviour for
4249 non-aggregate types to the status quo ante of the patch for
4250 pr 23467. Document why it matters.
4252 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4255 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
4256 array by one element, initialize the BT_LAST element with NULL.
4258 2005-08-26 David Edelsohn <edelsohn@gnu.org>
4260 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
4261 optimizing for size.
4263 (compare_plus_eqsi): Same.
4264 (plus_eqsi_compare): Same.
4265 (neg_eq0<mode>): Same.
4266 (neg_eq<mode>): Same.
4268 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
4271 2005-08-26 Nick Clifton <nickc@redhat.com>
4273 * config/v850/v850.c (ep_memory_operand): Return FALSE if
4274 TARGET_EP is not defined.
4275 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
4276 TARGET_EP is enabled.
4277 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
4278 * config/v850/v850.md (save_all_interrupt): Only use the EP
4279 register if TARGET_EP is defined.
4280 (restore_all_interrupt): Likewise.
4281 * config/v850/lib1funcs.asm: Update functions so that the EP
4282 register is only used if __EP__ is defined.
4284 2005-08-26 David Ung <davidu@mips.com>
4286 * config/mips/mips.c (mips_expand_prologue): Handle case when
4287 generating for MIPS16 and the outgoing argument area is more than
4288 SMALL_OPERAND. Use the frame pointer as temporary to generate the
4291 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
4293 * config/crx/crx.md: Make doloop_end pattern usage controllable
4294 via mloop-nesting=<max-nesting> command line switch. Make sure
4295 the combiner cannot use doloop_end_<mode> in an illegal way.
4296 * config/crx/crx.c: Use regs up to r6 for argument passing.
4297 Refine crx_address_cost (non cst4 displacements are expensive).
4298 * config/crx/crx.opt: Add switch for mloop-nesting=.
4300 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
4302 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
4303 (UNSPEC_MVST): New constant.
4305 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
4307 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
4308 Reject operands containing eliminable registers.
4309 * testsuite/gcc.dg/20050825-1.c: New testcase.
4311 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4312 Jan Hubicka <jh@suse.cz>
4314 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
4316 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4318 PR tree-optimization/23546
4319 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
4322 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
4324 * params.def (PARAM_MIN_SPEC_PROB): New.
4325 * sched-rgn.c (MIN_PROBABILITY): Delete.
4326 (compute_trg_info): Convert to PARAM_VALUE.
4327 * doc/invoke.texi (param): Document min-spec-prob.
4329 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
4331 * config/darwin.h: define __PIC__
4332 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
4333 TARGET_OS_CPP_BUILTINS macro.
4335 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4337 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
4340 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4342 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
4344 * cfghooks.c (duplicate_block): Added position where to place
4345 new block as argument.
4346 * cfghooks.h (duplicate_block): Declaration changed.
4347 * cfglayout.c (copy_bbs): Add argument after. Pass it to
4349 * cfglayout.h (copy_bbs): Declaration changed.
4350 * cfgloop.h (loop_version): Declaration changed.
4351 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
4352 position to copy_bbs.
4353 (loop_version): Pass position to duplicate_loop_to_header_edge.
4354 Add place_after argument and position new blocks according to
4356 * modulo-sched.c (sms_schedule): Pass place_after argument
4358 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
4359 * tree-cfg.c (split_edge_bb_loc): New function.
4360 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
4361 to determine position of new blocks.
4362 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
4364 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
4365 argument to duplicate_block.
4366 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
4367 Pass position to copy_bbs.
4369 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4371 * fold-const.c (ptr_difference_const): Use
4372 cst_and_fits_in_hwi instead of host_integerp.
4374 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4376 * config/darwin.c (gen_pic_offset): New.
4377 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
4380 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
4382 PR tree-optimization/23486
4383 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
4385 2005-08-23 Phil Edwards <phil@codesourcery.com>
4387 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
4388 remove use_collect2.
4389 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
4391 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
4392 configuration files to override the default value.
4394 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
4395 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
4396 * config/vx-common.h: New file, split out from...
4397 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
4398 * config/vxworksae.h: New file, for VxWorks AE.
4399 * config/vxworks.opt: New file.
4400 * config/vxlib.c: Update for VxWorks 6.
4402 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
4403 other MULTILIB_* variables appropriately.
4404 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
4405 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
4406 * config/rs6000/vxworks.h: Update for VxWorks 6.
4407 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
4409 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
4412 * config/darwin.c (machopic_select_section): Remove the hack to
4413 mark "::operator new" and "::operator delete" for coalescing
4414 even though they are not weak.
4416 2005-08-24 Alan Modra <amodra@bigpond.net.au>
4418 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
4419 * configure: Regenerate.
4421 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4424 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
4426 * convert.c (convert_to_integer, convert_to_vector): Likewise.
4427 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
4430 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4432 * config/rs6000/predicates.md (equality_operator): New.
4433 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
4434 comparison with a large constant.
4436 2005-08-23 Mark Mitchell <mark@codesourcery.com>
4438 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
4440 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
4442 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
4443 registers is even, and we have a hardware double precision fp,
4445 (sh_gimplify_va_arg_expr): For floating point arguments, consider
4446 size of current argument when checking if argument was passed in
4449 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
4452 * stor-layout.c (finalize_type_size): Dont override
4453 existing alignment with a smaller alignment from the mode.
4455 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4457 * lambda-code.c (lambda_vector_lexico_pos): Moved...
4458 * lambda.h (lambda_vector_lexico_pos): ... here.
4459 * tree-data-ref.c (build_classic_dist_vector): Return false when
4460 the distance vector is lexicographically negative.
4462 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4464 PR tree-optimization/23511
4465 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
4466 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
4468 2005-08-23 Jakub Jelinek <jakub@redhat.com>
4470 PR tree-optimization/22043
4471 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
4472 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
4473 If ALLOW_FLEXARR, handle types ending with flexible array member.
4474 Pass false as second argument to recursive count_type_elements calls.
4475 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
4476 argument to count_type_elements call.
4477 * tree-sra.c (decide_block_copy): Likewise.
4478 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
4479 for a constant-sized object, set cleared as well. Pass true as
4480 second argument to count_type_elements call.
4482 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4485 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
4486 from legitimate_small_data_p, and make global. Update use.
4487 Remove forward declaration.
4488 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
4490 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
4492 2005-08-23 David Edelsohn <edelsohn@gnu.org>
4494 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
4495 of scratch intermediates.
4496 (eq<mode>_compare): Same.
4497 (neg_eq0<mode>): New.
4498 (neg_eq<mode>): Convert to define_insn_and_split.
4500 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4503 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
4504 stdarg functions, set/clear the fp marker even when no variable
4506 * config/rs6000/sysv4.opt (mprototype): Describe.
4508 2005-08-22 Jakub Jelinek <jakub@redhat.com>
4510 PR rtl-optimization/23478
4511 * regs.h (reg_info): Add throw_calls_crossed.
4512 (REG_N_THROWING_CALLS_CROSSED): Define.
4513 * flow.c (allocate_reg_life_data): Initialize
4514 REG_N_THROWING_CALLS_CROSSED.
4515 (propagate_one_insn, attempt_auto_inc): Update
4516 REG_N_THROWING_CALLS_CROSSED.
4517 * global.c (global_alloc): Don't allocate pseudos across
4518 calls that may throw.
4520 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
4523 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
4524 value is inbetween the range if we did not find an exact match.
4526 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
4528 * doc/invoke.texi (Option Summary): Add ms1 options.
4529 * doc/extend.texi: Document interrupt handler attribute for ms1.
4530 * doc/md.texi: Document ms1 constraints.
4531 * config.gcc: Add ms1-*-elf.
4532 * config/ms1/ms1.h: New.
4533 * config/ms1/ms1.c: New.
4534 * config/ms1/ms1.md: New.
4535 * config/ms1/ms1-protos.h: New.
4536 * config/ms1/ABI.txt: New.
4537 * config/ms1/crti.asm: New.
4538 * config/ms1/crtn.asm: New.
4539 * config/ms1/lib2extra-funcs.c: New.
4540 * config/ms1/t-ms1: New.
4541 * config/ms1/ms1.opt: New.
4543 2005-08-22 Ira Rosen <irar@il.ibm.com>
4545 * config/rs6000/altivec.md (xorv4sf3): New.
4546 (negv4sf2, neg<mode>2): Likewise.
4548 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
4551 * config/ia64/ia64.md (divsi3): Check divide by zero.
4552 (udivsi3): Likewise.
4554 (udivdi3): Likewise.
4556 2005-08-21 Jakub Jelinek <jakub@redhat.com>
4558 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
4559 up to elem_bitsize bits, not max_bitsize.
4561 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4563 PR tree-optimization/23433
4564 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
4565 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
4567 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4569 PR tree-optimization/23434
4570 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
4571 the iteration bound is not an INTEGER_CST.
4573 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
4575 * tree-vect-transform.c (get_initial_def_for_reduction): Set
4576 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
4577 NULL if need_epilog_adjust is false.
4578 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
4579 Case 3 always peels first itration, not just for PLUS case, and no need
4580 to use scalar_initial_def here. Create an epilog adjustment only if
4581 scalar_initial_def is not NULL.
4583 (vectorizable_reduction): Remove assert.
4585 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
4588 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
4589 (__moddi3): Likewise.
4590 (__udivdi3): Likewise.
4591 (__umoddi3): Likewise.
4592 (__divsi3): Likewise.
4593 (__modsi3): Likewise.
4594 (__udivsi3): Likewise.
4595 (__umodsi3): Likewise.
4597 2005-08-20 Jakub Jelinek <jakub@redhat.com>
4599 * tree-pass.h (TDF_GRAPH): Define.
4600 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
4601 * passes.c (finish_optimization_passes): Only call
4602 finish_graph_dump_file if TDF_GRAPH is set.
4603 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
4604 NULL. Set TDF_GRAPH bit.
4605 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
4607 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
4609 * arm.h (arm_stack_offsets): Add locals_base field.
4610 * arm.c (arm_get_frame_offsets): Compute it.
4611 (thumb_compute_initial_elimination offset): Make the Thumb frame
4612 pointer point to the base of the local variables.
4613 (thumb_expand_prologue): Update accordingly.
4614 (thumb_expand_epilogue): Likewise.
4616 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
4617 mode of clobbered scratch to DImode. Handle a case that's known to
4620 2005-08-19 David Edelsohn <edelsohn@gnu.org>
4622 * config/rs6000/rs6000.md (gt0<mode>): Delete.
4623 (gt0<mode>_compare): Delete.
4624 (neg_gt0<mode>): Delete.
4626 2005-08-19 Eric Christopher <echristo@apple.com>
4628 * optabs.h: Change CTI_ to COI_.
4631 2005-08-19 James E Wilson <wilson@specifix.com>
4633 * builtins.c (expand_builtin_return_addr): Set
4634 current_function_accesses_prior_frames when count != 0. Use
4635 frame_pointer_rtx when count == 0.
4636 * function.h (struct function): Add accesses_prior_frames field.
4637 (current_function_accesses_prior_frames): Define.
4638 * reload1.c (init_elim_table): Check
4639 current_function_accesses_prior_frames.
4640 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
4642 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4644 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
4645 indicator. Return true if the flowgraph changed during
4648 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4651 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
4652 conditional expression before testing its value.
4654 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4656 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
4658 2005-08-19 Devang Patel <dpatel@apple.com>
4660 PR tree-optimization/23048
4661 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
4662 third parameter. Check whether latch is dominated by exit
4664 (if_convertible_loop_p): Supply exit block itself to
4665 if_convertible_bb_p.
4667 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4670 * arm.md (arm_load_pic_register): Change argument to the mask of
4671 saved registers. Call thumb_find_work_register if we need a
4672 scratch register on Thumb.
4673 (arm_expand_prologue): Pass empty register set to
4674 arm_load_pic_register.
4675 (thumb_expand_prologue): Pass live_regs_mask directly to
4676 arm_load_pic_register.
4677 * arm-protos.h (arm_load_pic_register): Update prototype.
4679 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
4681 * sh.c (find_sole_member): New function.
4682 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
4683 if the record's alignment is larger than the size of its only member.
4685 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4688 * arm.c (thumb_legitimize_reload_address): New function.
4689 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
4690 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
4692 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
4694 * config/crx/crx.c: Implement crx_decompose_address. Reject
4695 symbolic displacements since CRX register relative adressing
4696 mode can't handle unsigned 32-bit values as displacements.
4697 * config/crx/crx.h: Simplify definitions, remove redundant
4698 parenthesis and obsolete macros.
4699 * config/crx/crx.opt: Add new switch for debugging addresses.
4700 * config/crx/crx-protos.h: Add new declarations for above.
4702 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
4705 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
4708 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4710 * collect2.c (dup2): Delete.
4711 * configure.ac: Don't check for dup2.
4713 * config.in, configure: Regenerate.
4715 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
4717 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
4718 record with the type of its only member.
4720 2005-08-18 David Edelsohn <edelsohn@gnu.org>
4722 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
4723 define_insn_and_split.
4724 (plus_ltu<mode>_compare): Same.
4725 (gtu<mode>_compare): Same.
4726 (plus_gtu<mode>_compare): Same.
4728 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
4730 PR tree-optimization/22228
4731 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
4733 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
4734 are recorded in vect_vnames_to_rename for renaming.
4735 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
4736 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
4737 in vect_vnames_to_rename.
4738 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
4739 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
4741 2005-08-18 Jan Hubicka <jh@suse.cz>
4744 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
4745 info only for local statics, not for member variables.
4747 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4749 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
4751 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4753 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
4755 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
4758 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
4760 2005-08-17 James E Wilson <wilson@specifix.com>
4762 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4765 2005-08-17 David Edelsohn <edelsohn@gnu.org>
4767 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
4768 (leu<mode>_compare): Same.
4769 (plus_leu<mode>): Same.
4770 (neg_leu<mode>): Same.
4771 (and_neg_leu<mode): Same.
4772 (ltu<mode>_compare): Same.
4773 (plus_ltu<mode>): Same.
4775 (geu<mode>_compare): Same.
4776 (plus_geu<mode>): Same.
4777 (neg_geu<mode>): Same.
4778 (and_neg_geu<mode>): Same.
4779 (plus_gt<mode>): Same.
4780 (gtu<mode>_compare): Same.
4781 (plus_gtu<mode>): Same.
4783 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
4785 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
4786 Move call_table_data to end. Delete spurious .text.
4787 (callt_save_all_interrupt): Fix comment typo.
4789 2005-08-17 James E Wilson <wilson@specifix.com>
4790 Kevin Winchester <winchester@amirix.com>
4793 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
4795 2005-08-17 Uros Bizjak <uros@kss-loka.si>
4798 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
4799 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
4801 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
4803 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
4804 record with the type of its only member if the modes don't match.
4806 * varasm.c (decode_reg_name): Skip empty additional register names.
4808 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
4810 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
4811 lsm_tmp_name_length): New.
4812 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
4813 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
4815 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4816 Andreas Krebbel <krebbel1@de.ibm.com>
4818 * config.gcc: Added z9-109 switch.
4819 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
4820 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
4821 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
4822 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4823 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
4824 for "z9_109" cpu attribute.
4825 * config/s390/s390.c (z9_109_cost): New processor cost structure.
4826 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
4827 (s390_handle_arch_option): Added z9-109 switch.
4828 (override_options): Set respective cost function for z9-109.
4829 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
4830 (legitimate_reload_constant_p): Accept extended immediates.
4831 (print_operand): Three new output modifiers added: k, m and o.
4832 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
4833 (s390_output_mi_thunk): Use extended immediate when possible.
4834 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
4835 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
4836 (CONSTRAINT_LEN): Added length of O constraint.
4837 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
4838 * config/s390/s390.md ("cpu"): New value z9_109 added.
4839 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
4840 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
4841 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
4842 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
4843 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
4844 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
4845 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
4846 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
4847 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
4848 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
4849 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
4850 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
4851 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
4852 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
4853 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
4855 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
4856 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
4857 insns for TARGET_EXTIMM.
4859 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4861 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4863 2005-08-17 Nick Clifton <nickc@redhat.com>
4865 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4866 Call default_encode_section_info.
4868 2005-08-17 Steven Bosscher <stevenb@suse.de>
4870 PR tree-optimization/21574
4871 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4872 constant, return CONSTANT.
4873 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4874 (ccp_fold, visit_assignment): Likewise.
4875 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4877 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4879 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4880 fold_buildN instead of buildN then fold_initializer or fold.
4881 (build_unary_op): Likewise.
4882 (build_binary_op): Likewise.
4883 * fold-const.c (fold_initializer): Remove.
4884 (fold_build1_initializer): New function.
4885 (fold_build2_initializer): New function.
4886 (fold_build3_initializer): New function.
4887 * tree.h (fold_initializer): Remove.
4888 (fold_build1_initializer): New function.
4889 (fold_build2_initializer): New function.
4890 (fold_build3_initializer): New function.
4892 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4894 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4895 (try_move_mult_to_index): Call fold_build2 instead of build2.
4896 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4897 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4898 fold_binary_to_constant.
4899 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4901 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4902 check if A == gcd (A, B). Remove TYPE argument.
4903 (analyze_offset) Use fold_build2 instead of fold (build.
4904 (create_data_ref): Likewise.
4905 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4906 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4909 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4911 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4912 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4914 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4917 * gimplify.c (zero_sized_type): New function.
4918 (gimplify_modify_expr_rhs): If we have a zero sized type,
4919 replace the statement with an empty statement.
4921 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4923 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4926 2005-08-16 Ian Lance Taylor <ian@airs.com>
4928 * doc/tm.texi (Label Output): Correct typo.
4930 2005-08-16 Steven Bosscher <stevenb@suse.de>
4933 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4934 force_operand will work later on using have_insn_for.
4936 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4938 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4940 2005-08-16 Ian Lance Taylor <ian@airs.com>
4943 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4944 vector type, don't try to construct it element by element. Add an
4945 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4947 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4949 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4951 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4953 * doc/invoke.texi (Precompiled Headers): Document some more options
4954 which are known to be safe.
4956 2005-08-16 James E Wilson <wilson@specifix.com>
4958 PR tree-optimization/21105
4959 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4960 TREE_OVERFLOW check.
4962 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4964 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4965 (neg_ltu<mode>): Same.
4967 (neg_gtu<mode>): Same.
4969 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4971 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4972 (fold_builtin_isdigit): Use fold_buildN.
4973 (build_function_call_expr): Likewise.
4974 * c-typeck.c (c_finish_loop): Likewise.
4976 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4977 Richard Shann <rshann@superh.com>
4979 PR middle-end/20396:
4980 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4982 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4984 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4986 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4989 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4990 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4993 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4996 * fold-const.c (build_range_check): Disable optimization for function
4997 pointer expressions on targets that require function pointer
5000 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
5002 * simplify-rtx.c (simplify_const_relational_operation): When
5003 extracting arguments of a COMPARE, recompute the mode as well.
5005 2005-08-15 Ian Lance Taylor <ian@airs.com>
5007 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
5009 2005-08-15 DJ Delorie <dj@redhat.com>
5011 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
5013 (movsi_splittable): Allow, but split, moves to the stack.
5014 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
5017 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5019 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
5020 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
5021 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
5023 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
5024 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
5025 Delete HOST_PTR_PRINTF.
5027 * configure, config.in: Regenerate.
5029 2005-08-15 David Edelsohn <edelsohn@gnu.org>
5031 * config/rs6000/rs6000.md (QHSI): New mode macro.
5032 (wd): Extend mode attr for QImode and HImode
5033 (dbits): New mode attr.
5034 (zero_extend<mode>di2): Convert to mode macro.
5036 2005-08-15 Steve Ellcey <sje@cup.hp.com>
5039 * doc/invoke.texi (-mgnu-ld): Update description.
5042 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5045 * Makefile.in (tree-chrec.o): Depends on real.h.
5046 * tree-chrec.c: Include real.h.
5047 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
5048 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
5049 * tree-scalar-evolution.c (add_to_evolution_1,
5050 interpret_rhs_modify_expr): Ditto.
5052 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5055 * tree-data-ref.c (estimate_niter_from_size_of_data): When
5056 step is negative compute the estimation from init downwards to zero.
5058 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
5060 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
5062 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5064 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
5066 (legitimate_reload_constant_p): Fix handling of lliXX operands.
5067 Accept double-word constants that can be split.
5068 * config/s390/s390.md ("movti"): Use 'P' constraint.
5069 ("*movdi_31", "*movdf_31"): Likewise.
5071 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
5073 Fix PR tree-optimization/22615
5075 * tree-ssa-structalias.c (solution_set_add): Handle
5076 first_vi_for_offset returning NULL.
5077 (do_da_constraint): Ditto.
5078 (do_sd_constraint): Ditto.
5079 (do_ds_constraint): Ditto
5080 (find_func_aliases): Ditto.
5081 (build_constraint_graph): RHS is allowed be ANYTHING.
5082 (first_vi_for_offset): Return NULL if we couldn't find anything at
5085 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5087 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
5088 over memory as first operand.
5090 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
5093 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
5094 available for setting it.
5096 2005-08-14 Ira Rosen <irar@il.ibm.com>
5098 PR tree-optimization/23320
5099 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
5100 data-refs' types instead of base object nullness. Add check for
5101 pointer type data-refs before first location comparison. Remove
5104 2005-08-14 Andreas Schwab <schwab@suse.de>
5106 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
5108 2005-08-13 James E Wilson <wilson@specifix.com>
5110 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
5111 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
5112 -fstack-protector-all, --param ssp-buffer-size): Document.
5113 (-Wvariadic-macros): Alphabetize.
5114 (-fsched-stalled-insns-dep): Add missing 'f'.
5116 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
5119 2005-08-13 David Edelsohn <edelsohn@gnu.org>
5121 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
5122 or indirect address operand.
5123 (EXTRA_ADDRESS_CONSTRAINT): New.
5124 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
5126 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
5128 PR tree-optimization/22236
5129 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
5130 successors and predecessors.
5131 * tree-chrec.c (chrec_convert): Before converting, check that
5132 sequences don't wrap.
5133 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
5134 (analyze_array): Extern.
5135 (find_data_references_in_loop): Remove call to
5136 compute_estimated_nb_iterations.
5137 * tree-data-ref.h (analyze_array): Declared.
5138 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
5139 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
5140 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
5141 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
5143 * tree-ssa-loop-ivcanon.c: Fix documentation.
5144 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
5145 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
5146 (infer_loop_bounds_from_undefined): New.
5147 (estimate_numbers_of_iterations_loop): Use
5148 infer_loop_bounds_from_undefined.
5149 (used_in_pointer_arithmetic_p): New.
5150 (scev_probably_wraps_p): Pass an extra parameter. Call
5151 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
5152 (convert_step): Fix documentation.
5153 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
5154 Use initial_condition_in_loop_num and evolution_part_in_loop_num
5155 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
5156 scev_probably_wraps_p.
5158 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5160 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
5161 (s390_register_info): Ignore clobbered_regs information for fixed
5162 registers, and only fixed registers.
5163 (s390_init_frame_layout): Remove redundant call.
5165 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
5167 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
5168 description of -Wold-style-casts.
5170 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5171 Jakub Jelinek <jakub@redhat.com>
5173 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5174 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
5175 * config/s390/s390.c (print_operand): New output modifier 'G' added.
5176 (get_thread_pointer): Renamed to s390_get_thread_pointer.
5177 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
5178 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
5179 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
5180 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5181 ("stack_protect_set", "stack_protect_test"): New expanders.
5182 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
5183 "stack_protect_testdi"): New insn definitions.
5185 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5187 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
5189 2005-08-12 Paul Brook <paul@codesourcery.com>
5191 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
5193 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5195 * config/s390/predicates.md (setmem_operand): New predicate.
5196 (shift_count_operand): Accept ANDs with special constants as
5198 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
5199 with special constants.
5200 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
5201 shift_count_operand with setmem_operand.
5203 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5205 * config/s390/s390.c (s390_extract_part, s390_single_part):
5207 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
5208 (s390_output_mi_thunk): Don't use lg on 31 bit.
5209 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
5210 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
5212 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5214 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
5215 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
5216 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
5217 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
5218 with one of the new macros.
5220 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5222 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
5223 Don't set save_return_addr_p.
5224 (s390_register_info): Make clobbered_regs not depending on
5227 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5229 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
5230 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
5232 2005-08-11 James E. Wilson <wilson@specifix.com>
5234 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
5236 2005-08-11 Jakub Jelinek <jakub@redhat.com>
5238 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
5239 locations gathered by var-tracking in single entry loc_list
5240 over loc_descriptor_from_tree.
5242 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
5243 pass it down to loc_descriptor.
5244 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
5245 (containing_function_has_frame_base): Move earlier in the file.
5246 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
5247 instead of always assuming fbreg can't be used.
5249 2005-08-11 David Edelsohn <edelsohn@gnu.org>
5251 * config/rs6000/altivec.md: Change constraint "m" to "Z".
5252 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5253 Accept address wrapped in AND for Altivec.
5254 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5255 Strip AND wrapping offset address for Altivec.
5257 2005-08-11 Richard Henderson <rth@redhat.com>
5260 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
5261 before using TYPE_IS_SIZETYPE.
5263 2005-08-11 Richard Henderson <rth@redhat.com>
5266 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
5267 insn types not present on ev4.
5268 (alphaev5_insn_pipe): Similarly.
5270 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
5273 * arm.c (arm_override_options): If the user has selected callee-super-
5274 interworking, then enable normal interworking.
5276 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5278 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
5281 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
5283 * doc/rtl.texi: Fix two typos.
5285 2005-08-11 Richard Guenther <rguenther@suse.de>
5288 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
5289 cases where we call to/from functions returning void.
5291 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
5294 * tree.c (build_pointer_type_for_mode): Robustify.
5296 2005-08-10 James E Wilson <wilson@specifix.com>
5298 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
5299 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
5301 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
5304 2005-08-10 Eric Christopher <echristo@apple.com>
5306 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
5307 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
5310 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
5313 * config/darwin.c (machopic_indirect_data_reference): Use a new register
5314 for the high part when generating dynamic-no-pic code.
5316 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
5318 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
5319 (x86_64-*-linux*): Likewise.
5321 * config/i386/crtfastmath.c: New file.
5322 * config/i386/t-crtfm: Likewise.
5324 * config/i386/linux.h (ENDFILE_SPEC): New.
5325 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
5327 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5330 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
5332 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
5333 (vec_shl, vec_shr): Document new operations.
5334 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
5336 2005-08-10 David Edelsohn <edelsohn@gnu.org>
5338 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
5339 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
5340 change predicate to indexed_or_indirect_address.
5342 2005-08-10 Richard Sandiford <richard@codesourcery.com>
5344 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
5345 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
5346 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
5347 and __aeabi_uwrite8.
5348 * config/arm/unaligned-funcs.c: New file.
5349 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
5351 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
5353 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
5355 * cfglayout.c (pass_insn_locators_initialize): Add dump.
5356 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
5358 * except.c (pass_convert_to_eh_region_ranges): Add dump.
5359 * final.c (pass_shorten_branches): Add dump.
5360 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
5361 (pass_life): Rename dump.
5362 (rest_of_handle_flow2): Remove initial verify_flow_info.
5363 * function.c (pass_instantiate_virtual_regs): Add dump.
5364 * integrate.c (pass_initial_value_sets): Add dump.
5365 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
5366 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
5367 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
5368 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
5369 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
5370 gate_rtl_unrool_and_peel_loops): New.
5371 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
5372 rtl_doloop): Do not look at flags.
5373 * mode-switching.c (pass_mode_switching): Add dump.
5374 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
5375 pass_split_before_regstack): Add dump.
5376 * regmove.c (pass_stack_adjustments): Add dump.
5377 * tree-optimize.c (pass_fixup_cfg): Add dump.
5379 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5382 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
5383 deciding which instruction sequence to use.
5385 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
5387 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
5388 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
5390 2005-08-09 Richard Guenther <rguenther@suse.de>
5392 * c-common.c (builtin_function_2): Remove.
5393 (def_builtin_1): New function.
5394 (c_common_nodes_and_builtins): Use def_builtin_1 to
5395 build builtin functions.
5397 2005-08-09 Jie Zhang <jie.zhang@analog.com>
5399 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
5400 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5401 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
5404 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5406 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
5407 fold_binary instead of fold_build2 since we don't care about the
5409 (loop_niter_by_eval): Likewise.
5410 (compare_trees): Likewise.
5411 (proved_non_wrapping_p): Likewise.
5413 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5417 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
5418 if the if is really empty.
5420 2005-08-09 Steven Bosscher <stevenb@suse.de>
5422 PR tree-optimization/23234
5423 * tree-ssa-math-opts.c (place_reciprocal): New enum.
5424 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
5425 argument of the new enum.
5426 (execute_cse_reciprocals): Add reciprocals for function arguments
5427 on the unique successor edge of the entry block. Update other calls
5428 to execute_cse_reciprocals_1.
5430 2005-08-08 Richard Henderson <rth@redhat.com>
5433 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
5435 2005-08-08 Bob Wilson <bob.wilson@acm.org>
5437 * expr.c (write_complex_part): Return after handling MEM.
5439 2005-08-08 Josh Conner <jconner@apple.com>
5441 PR rtl-optimization/23241
5442 * combine.c (simplify_comparison): Fix error in determining
5443 whether to lift a subreg from comparison.
5445 2005-08-08 David Edelsohn <edelsohn@gnu.org>
5448 * config/rs6000/altivec.md (vec_init<mode>): New.
5449 (vec_set<mode>): New.
5450 (vec_extract<mode>): New.
5451 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
5452 (rs6000_expand_vector_set): New.
5453 (rs6000_expand_vector_extract): New.
5454 (rs6000_legitimate_offset_address_p): Offset addresses are valid
5455 for Altivec modes before reload.
5456 (altivec_expand_vec_init_builtin): New.
5457 (get_element_number): New.
5458 (altivec_expand_vec_set_builtin): New.
5459 (altivec_expand_vec_ext_builtin): New.
5460 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
5462 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
5464 * config/rs6000/rs6000.h (rs6000_builtins): Add
5465 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
5466 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
5467 * config/rs6000/rs6000-protos.h: Declare new functions.
5469 2005-08-08 Jan Hubicka <jh@suse.cz>
5471 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
5472 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
5473 * i386.md (movdi*): Use pic_32bit_operand.
5474 * predicates.md (pic_32bit_operand): New.
5476 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
5479 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
5481 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
5483 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
5484 (test_for_singularity): Use fold_build2.
5486 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5488 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
5490 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
5492 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
5493 (COMMON_ASM_OP) Define.
5494 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
5495 (ix86_encode_section_info): Likewise.
5496 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
5497 SUBTARGET_ENCODE_SECTION_INFO.
5499 2005-08-06 Richard Henderson <rth@redhat.com>
5502 * tree-nested.c (convert_local_reference): Save and restore val_only
5503 around component_ref and friends. Clear walk_subtrees by default.
5505 2005-08-06 Peter O'Gorman <peter@pogma.com>
5508 * gcc.c (process_command): Check the argument to -b has a dash.
5509 * doc/invoke.texi: Update -b and -V docs.
5511 2005-08-06 James E Wilson <wilson@specifix.com>
5513 * config/mips/cross64.h, config/mips/t-cross64: Delete.
5515 2005-08-06 Michael Matz <matz@suse.de>
5517 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
5518 member only if only one insn is associated with the value.
5520 2005-08-06 Nick Clifton <nickc@redhat.com>
5522 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
5524 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
5525 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
5526 Check symbol flags instead of symbol name mangling.
5527 (xstormy16_asm_output_aligned_common): Likewise. Also
5528 simplify code since the bss100_section cass is the only case
5529 where the below100 code will be triggered.
5530 (xstormy16_encode_section_info): Encode below100 attribute
5531 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
5533 (xstormy16_strip_name_encoding): Delete - this function is no
5535 (TARGET_STRIP_NAME_ENCODING): Undefine.
5536 * config/stormy16/stormy16-protos.h: Delete prototype for
5537 xstormy16_strip_name_encoding.
5539 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
5541 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
5542 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
5543 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
5544 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
5545 config/alpha/predicates.md, config/arc/arc.h,
5546 config/arm/arm.h, config/arm/ieee754-df.S,
5547 config/arm/ieee754-sf.S, config/bfin/bfin.c,
5548 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
5549 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
5550 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
5551 config/m68hc11/m68hc11.h, config/mips/mips.c,
5552 config/mips/mips.h, config/mips/openbsd.h,
5553 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
5554 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
5555 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5556 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
5557 config/sparc/linux.h, config/sparc/linux64.h,
5558 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
5559 doc/extend.texi, doc/gcov.texi, doc/install.texi,
5560 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
5561 typos. Follow spelling conventions.
5563 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
5566 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
5567 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
5568 specially. Check for side effects only for COND_EXPR.
5569 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
5570 return with TREE_NO_WARNING.
5572 2005-08-06 Richard Sandiford <richard@codesourcery.com>
5574 PR rtl-optimization/23233
5575 * loop.c (combine_movables): Require the modes to be the same.
5576 (move_movables): Remove handling of cases where the replacement
5577 had a different mode to the original.
5579 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
5581 PR tree-optimization/23128
5582 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
5583 subtraction wrap, and set TREE_OVERFLOW if they do.
5585 2005-08-05 Richard Henderson <rth@redhat.com>
5588 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
5589 FORCED_LABEL labels.
5591 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
5594 * reload.c (find_reloads_subreg_address): Pass down TYPE
5595 unchanged. Change all callers except find_reloads_toplev.
5597 2005-08-05 Michael Matz <matz@suse.de>
5599 * genattrtab.c (current_alternative_string): Remove.
5600 (SIMPLIFY_ALTERNATIVE): Ditto.
5601 (attr_alt_bit_p): Ditto.
5602 (alternative_name): Make const char *.
5603 (evaluate_eq_attr): Remove use of above things.
5604 (simplify_test_exp): Ditto.
5605 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
5606 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
5608 2005-08-04 James E Wilson <wilson@specifix.com>
5610 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
5611 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
5612 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
5613 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
5614 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
5616 2005-08-04 Richard Henderson <rth@redhat.com>
5619 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
5620 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
5621 * tree-sra.c (decide_block_copy): Use it. Disable element copy
5622 if we'd have to instantiate too many members.
5624 2005-08-04 Richard Henderson <rth@redhat.com>
5627 * tree-outof-ssa.c (coalesce_asm_operands): New.
5628 (coalesce_ssa_name): Use it. Split out ...
5629 (coalesce_phi_operands, coalesce_result_decls): ... these.
5631 2005-08-04 Paul Brook <paul@codesourcery.com>
5633 * read-rtl.c (read_quoted_string): Break if EOF.
5635 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
5637 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
5638 (fold_build2): Likewise.
5639 (fold_build3): Likewise.
5640 (fold_build1_stat): New function prototype.
5641 (fold_build2_stat): Likewise.
5642 (fold_build3_stat): Likewise.
5643 * fold-const.c (fold_build1): Rename to ..
5644 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5645 through to build1_stat.
5646 (fold_build2): Rename to ..
5647 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5648 through to build2_stat.
5649 (fold_build3): Rename to ..
5650 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5651 through to build3_stat.
5653 2005-08-04 David Edelsohn <edelsohn@gnu.org>
5654 Ian Lance Taylor <ian@airs.com>
5656 * function.c (assign_stack_local_1): Do not correct stack slot
5657 address if allocation size is smaller than mode size.
5659 2005-08-04 Diego Novillo <dnovillo@redhat.com>
5662 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
5663 (tree_merge_blocks): Propagate anything allowed by
5665 Clarify documentation.
5666 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
5667 SSA form, schedule an update if necessary.
5669 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
5671 * doc/install.texi (Binaries): Remove broken link to
5672 Sinix/Reliant Unix binaries.
5674 2005-08-03 Richard Henderson <rth@redhat.com>
5677 * function.c (stack_protect_epilogue): Export.
5678 * tree.h (stack_protect_epilogue): Declare.
5679 * calls.c (expand_call): Call it.
5681 2005-08-03 Eric Christopher <echristo@apple.com>
5683 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
5684 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
5687 2005-08-04 Jan Hubicka <jh@suse.cz>
5689 * profile.c (branch_prob): Split edges with goto locus on them
5690 to get proper line counts.
5691 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
5693 2005-08-03 Paul Brook <paul@codesourcery.com>
5695 * function.c (assign_parms): Round current_function_args_size
5696 to PARM_BOUNDARY, not STACK_BOUNDARY.
5698 2005-08-03 Geoffrey Keating <geoffk@apple.com>
5700 * config/i386/i386.c (x86_elf_aligned_common)
5701 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
5703 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
5705 PR tree-optimization/23157
5706 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
5707 before emitting them.
5709 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5711 PR tree-optimization/19899
5712 * Makefile.in (tree-scalar-evolution.o): Add real.h.
5713 * tree-scalar-evolution.c: Include real.h.
5714 (add_to_evolution): Build constant -1 of correct type.
5716 2005-08-03 Jan Hubicka <jh@suse.cz>
5718 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
5719 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
5720 profile updating for complette unrolling.
5721 * loop-unroll.c (peel_loop_completely): Use it.
5722 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
5723 (tree_unroll_loops_completely): Disable code growing unrolling of cold
5726 2005-08-03 Paul Brook <paul@codesourcery.com>
5728 * combine.c (can_change_dest_mode): New function.
5729 (try_combine, simplify_set): Use it.
5731 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
5733 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
5736 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
5738 * doc/install.texi (Specific): Adjust link to openavr.org.
5739 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
5740 (Binaries): Adjust HP-UX Porting Center link.
5741 (Binaries): Adjust Free Software Foundation ordering link.
5743 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
5745 * convert.c (convert_to_integer): Use fold_build1 instead of
5746 build1 when converting an integer to an integer.
5748 2005-08-02 Richard Henderson <rth@redhat.com>
5750 * combine.c (combine_instructions): Don't use reg_equal/equiv
5751 results if the mode doesn't match.
5753 2005-08-02 Mark Mitchell <mark@codesourcery.com>
5755 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
5756 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
5758 2005-08-02 Richard Henderson <rth@redhat.com>
5761 * explow.c (memory_address): Remove special-case for
5762 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
5764 2005-08-02 Diego Novillo <dnovillo@redhat.com>
5767 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
5768 number of calls to cleanup_tree_cfg_1.
5770 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
5772 * doc/invoke.texi: document file extensions .F90 and .F95
5774 2005-08-02 Richard Guenther <rguenther@suse.de>
5776 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
5777 positive if its first argument is positive.
5779 2005-08-02 Richard Guenther <rguenther@suse.de>
5781 PR tree-optimization/23177
5782 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
5785 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
5787 PR tree-optimization/23129
5788 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
5789 varying for divisions with anti-ranges.
5791 2005-08-02 Jan Hubicka <jh@suse.cz>
5793 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
5794 * tree-ssa-threadupdate.c (thread_block): Add it here.
5796 2005-08-01 James E Wilson <wilson@specifix.com>
5798 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
5799 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
5800 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
5802 * config/mips/predicates.md (const_call_insn_operand): Add check for
5803 SYMBOL_REF_LONG_CALL_P.
5804 * doc/extend.texi (long_call): Document the new attribute.
5806 2005-08-01 Ian Lance Taylor <ian@airs.com>
5807 Richard Henderson <rth@redhat.com>
5809 * Makefile.in (RTL_BASE_H): Add real.h.
5810 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
5812 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
5814 * rtl.c (rtl_check_failed_code_mode): New.
5815 * rtl.h (struct rtx_def): Add u.rv.
5816 (XCMWINT, XCNMPRV): New.
5817 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
5818 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
5820 2005-08-01 Richard Henderson <rth@redhat.com>
5822 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
5823 with auto-inc codes.
5825 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
5827 2005-08-01 Jan Hubicka <jh@suse.cz>
5829 * i386-protos.h (asm_preferred_eh_data_format): Declare.
5830 * i386.c: Include dwarf2.h
5831 (asm_preferred_eh_data_format): New.
5832 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
5834 2005-08-01 Ian Lance Taylor <ian@airs.com>
5836 * config/host-linux.c (linux_gt_pch_get_address): Add new name
5837 randomize_va_space for virtual address randomization control.
5839 2005-08-01 Steven Bosscher <stevenb@suse.de>
5841 * common.opt (flag_ipa_cp): Put in right place to maintain
5844 2005-08-01 Jan Hubicka <jh@suse.cz>
5846 * profile.c (compute_value_histograms): Fix thinko.
5847 * value-prof.c: Include toplev.h
5848 (check_counter): New function.
5849 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5850 tree_mod_subtract_transform): Add sanity check.
5852 2005-08-01 Richard Guenther <rguenther@suse.de>
5854 PR tree-optimization/23133
5855 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
5856 current functions parameter decls to find defs to cse
5859 2005-08-01 Richard Guenther <rguenther@suse.de>
5861 PR tree-optimization/23109
5862 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5863 If trapping math is in effect, use post-dominator information
5864 to check if we'd in any case reach a trapping point before
5865 doing the reciprocal insertion.
5866 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5867 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5868 expressions are invariant only if trapping math is not in effect.
5870 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5872 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5873 cgraph_function_versioning): New declarations.
5874 * cgraphunit.c: Add include to ipa-prop.h.
5875 (update_call_expr, cgraph_copy_node_for_versioning,
5876 cgraph_function_versioning): New functions.
5877 * integrate.c (copy_decl_for_inlining): Remove.
5878 * ipa-prop.h (ipa_replace_map): New struct.
5879 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5880 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5881 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5882 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5883 ipcp_iterate_stage, ipcp_method_scale_print,
5884 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5885 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5886 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5887 ipcp_update_bb_counts, ipcp_update_profiling,
5888 ipcp_update_edges_counts): New functions.
5889 (ipcp_method_cval_init): Remove restriction regarding local methods.
5890 (ipcp_init_stage): Add ipcp_method_compute_scale.
5891 (ipcp_insert_stage): Add versioning.
5892 (ipcp_structures_print): Add ipcp_method_scale_print.
5893 (ipcp_driver): Dump profiling info.
5894 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5895 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5896 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5897 (struct inline_data): Add versioning_p, ipa_info, new fields.
5898 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5899 declare_return_variable): Replace calls to copy_decl_for_inlining with
5901 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5903 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5904 Add argument VERSIONING.
5905 (copy_arguments_for_versioning, copy_static_chain,
5906 function_versionable_p, tree_versionable_function_p,
5907 tree_function_versioning, replace_ref_tree): New functions.
5908 * tree-inline.h: Include varray.h.
5909 (tree_versionable_function_p, tree_function_versioning,
5910 tree copy_decl_for_dup): New declarations.
5912 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5914 * ipa-cp.c: New file. Contains IPCP specific functionality.
5915 * ipa-prop.h: New file. Contains structures/definitions that can be
5916 used by several interprocedural data flow optimizations (and also IPCP).
5917 * ipa-prop.c: New file.
5918 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5919 * common.opt: Add ipa-cp flag.
5920 * timevar.def: Add IPCP optimization.
5921 * tree-optimize.c (init_tree_optimization_passes): Schedule
5923 * tree-pass.h (pass_ipa_cp): Declare.
5925 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5927 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5928 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5929 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5930 config/i386/i386.c, config/mips/mips.h,
5931 config/rs6000/rs6000.h, config/sh/sh.c,
5932 config/stormy16/stormy16.c: Fix comment typos.
5934 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5937 * c-typeck.c (build_binary_op): Use common_type wrapper on
5939 (common_type): Update comment.
5941 2005-07-31 Steven Bosscher <stevenb@suse.de>
5944 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5945 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5946 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5948 2005-07-31 Jan Hubicka <jh@suse.cz>
5950 * pretty-print.h (pp_widest_integer): New macro.
5951 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5954 2005-07-31 Jan Hubicka <jh@suse.cz>
5956 * output.h (enum section_category): Export from varasm.c
5957 (categorize_decl_for_section): Likewise.
5958 * varasm.c (enum section_category): Kill.
5959 (categorize_decl_for_section): Make global.
5960 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5962 * i386.c (ix86_section_threshold): New static variable.
5963 (ix86_in_large_data_p, ix86_encode_section_info,
5964 x86_64_elf_unique_section,
5965 x86_64_elf_select_section): New functions.
5966 (TARGET_ENCODE_SECTION_INFO): Define
5967 (override_options): Enable medium model for PIC.
5968 (ix86_expand_prologue): Expand gen_set_got_rex64.
5969 (legitimate_constant_p): Handle new UNSPECs.
5970 (legitimate_pic_address_disp_p): Likewise.
5971 (legitimize_pic_address): Lower MEDIUM model addressing.
5972 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5973 (enum cmodel): Add MEDIUM_PIC.
5974 (SYMBOL_REF_FAR_ADDR_P): New macro.
5975 (SYMBOL_FLAG_FAR_ADDR): New flag.
5976 * i386.md (movdi): Support medium model.
5977 (set_got_rex64): New pattern.
5978 * i386.opt (mlarge-data-threshold): New flag.
5979 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5980 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5981 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5982 TARGET_ASM_UNIQUE_SECTION): New.
5984 * invoke.texi (-mlarge_data_threshold): Document
5986 2005-07-31 Jan Hubicka <jh@suse.cz>
5988 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5989 (coalesce_vars): Likewise.
5990 * tree-ssa-live.c (coalesce_cost): New.
5991 (build_tree_conflict_graph): Use coalesce_cost.
5992 * tree-ssa-live.h (coalesce_cost): Declare.
5994 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5996 * arm.md (all peepholes for post-increment operations): Delete.
5997 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5998 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5999 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
6000 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
6001 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
6003 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
6005 * fold-const.c (tree_expr_nonnegative_p): Always return true for
6008 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
6011 * doc/invoke.texi: Document -rdynamic.
6013 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
6016 * c-parser.c (c_parser_parms_list_declarator): Call
6017 mark_forward_parm_decls.
6018 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
6019 decls with visibility structure.
6021 2005-07-30 Paul Brook <paul@codesourcery.com>
6023 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
6025 2005-07-30 Paul Brook <paul@codesourcery.com>
6027 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
6029 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
6031 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
6033 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6036 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
6037 nested function declarators.
6038 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
6039 (grokparms): Call warn_if_shadowing for parameters used within the
6041 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
6042 not used within the parameter list.
6043 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
6045 2005-07-30 Jan Hubicka <jh@suse.cz>
6047 * expr.c (expand_expr_real_1): Do not load mem targets into register.
6048 * i386.c (ix86_fixup_binary_operands): Likewise.
6049 (ix86_expand_unary_operator): Likewise.
6050 (ix86_expand_fp_absneg_operator): Likewise.
6051 * optabs.c (expand_vec_cond_expr): Validate dest.
6053 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6056 * real.c (real_from_string): Also set last bit if there is a
6057 nonzero hex digit beyond GCC's internal precision after ".".
6059 2005-07-29 David Edelsohn <edelsohn@gnu.org>
6061 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
6062 define_constants. Change duplicate values to unassigned numbers.
6063 Change UNSPEC_SUBS to UNSPEC_VSUBS.
6064 (*altivec_vspltsf): New.
6065 (altivec_vperm_v4sf): Delete.
6066 (altivec_vperm_<mode>): Use mode macro V.
6067 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
6068 (altivec_predicate_v4sf): Delete.
6069 (altivec_predicate_<mode>): Use mode macro V.
6070 (*altivec_lvesfx): New.
6071 (*altivec_stvesfx): New.
6072 (vec_realign_load_v4sf): Delete.
6073 (vec_realign_load_<mode>): Use mode macro V.
6074 * config/rs6000/rs6000.c (generate_set_vrsave): Use
6077 2005-07-29 Mark Mitchell <mark@codesourcery.com>
6080 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
6082 * configure: Regenerated.
6084 2005-07-29 Paul Brook <paul@codesourcery.com>
6086 * doc/install.texi: Add link to GFortran binaries wiki page.
6088 2005-07-29 David Ung <davidu@mips.com>
6090 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
6091 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
6092 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
6093 * config/mips/mips.md (cpu): Add 5kf name.
6094 (includes): Includes 5k.md.
6095 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
6096 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
6099 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6102 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
6103 (cleanup_tree_cfg): ... here.
6104 Call cleanup_tree_cfg_1 until there are no more cleanups to
6107 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
6109 * tree-vrp.c (compare_range_with_value): Return true or false
6110 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
6111 EQ_EXPR respectively.
6113 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
6115 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
6118 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6120 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
6121 (tree_ssa_dominator_optimize): Increment it.
6122 (dump_dominator_optimization_stats): Print it.
6124 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
6125 Steven Bosscher <stevenb@suse.de>
6127 PR rtl-optimization/23117
6128 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
6129 when head == tail. Tidy comment.
6131 2005-07-28 Richard Henderson <rth@redhat.com>
6133 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
6134 * cselib.c (rtx_equal_for_cselib_p): Likewise.
6135 * jump.c (rtx_renumbered_equal_p): Likewise.
6136 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
6137 CONST_INT and CONST_DOUBLE.
6138 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
6139 * reload.c (operands_match_p): Special case CONST_INT and
6140 CONST_DOUBLE; check mode earlier.
6142 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6145 * c-typeck.c (convert_for_assignment): Do not check
6146 DECL_IN_SYSTEM_HEADER on NULL fundecl.
6148 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6151 * c-typeck.c (composite_type): Prefer constant size arrays to
6154 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6157 * real.c (real_from_string): Set last bit if there is a nonzero
6158 hex digit beyond GCC's internal precision.
6160 2005-07-28 Richard Henderson <rth@redhat.com>
6163 * cfgcleanup.c (try_forward_edges): Watch out for end of
6166 2005-07-28 James E Wilson <wilson@specifixinc.com>
6169 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
6171 2005-07-28 Jan Hubicka <jh@suse.cz>
6173 * Makefile.in (rtl-profile.o): Kill all traces of it.
6174 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
6175 * coverage.h (rtl_coverage_counter_ref): Kill.
6176 * opts.c (flag_speculative_prefetching_set): Kill.
6177 (flag_loop_optimize_set): New.
6178 (common_handle_option): Disable loop optimizer when profiling;
6179 do not handle speculative prefetching.
6180 * passes.c (init_optimization_passes): Replace pass_profiling combo
6181 by branch_prob pass.
6182 * profile.c (compute_value_histograms): Update for simplified value
6184 (rtl_register_profile_hooks): Kill.
6185 (pass_profiling): Kill.
6186 (rest_of_handle_branch_prob): Do not profile.
6187 * toplev.c (process_options): Remove speculative prefetching.
6188 * toplev.h (flag_tree_based_profiling): Kill.
6189 * tree-profile.c (prepare_instrumented_value,
6190 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6191 tree_gen_one_value_profiler, do_tree_profiling): Update for
6192 simplified datastructures.
6193 * value-prof.c: Add comment that speculative prefetching was dropped;
6194 update rest of file for simplified datastructures.
6195 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
6196 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
6197 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
6198 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
6199 rtl_mod_subtract, gen_speculative_prefetch,
6200 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
6201 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
6202 (gate_handle_value_profile_transformations,
6203 rest_of_handle_value_profile_transformations,
6204 pass_value_profile_transformations): Kill.
6205 * value-prof.h (histogram_value_t): Remove IL based unions.
6206 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
6207 rtl_profile_hooks): Remove hooks.
6209 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
6211 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
6212 (cgraph_clone_node): Likewise.
6213 * cgraph.h (cgraph_clone_edge): Update prototype.
6214 (cgraph_clone_node): Likewise.
6215 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
6217 (lookup_recursive_calls): Consider profile.
6218 (cgraph_decide_recursive_inlining): Fix updating; use new
6219 probability argument; use profile.
6220 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
6221 * tree-inline.c (copy_bb): Update clal of clone_edge.
6222 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
6224 * invoke.texi (min-inline-recursive-probability): Document.
6226 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
6228 * doc/install.texi (Configuration): Update Valgrind homepage.
6230 2005-07-28 Richard Henderson <rth@redhat.com>
6233 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
6234 labels we want to delete.
6235 (cfg_layout_merge_blocks): Likewise.
6237 2005-07-28 Richard Henderson <rth@redhat.com>
6240 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
6241 when expanding to nothing.
6243 2005-07-28 Josh Conner <jconner@apple.com>
6245 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
6246 (cgraph_decide_inlining_of_small_functions): Likewise.
6248 2005-07-28 Josh Conner <jconner@apple.com>
6250 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
6251 direction of badness if negative.
6252 (cgraph_default_inline_p): Add reason to parameters, and assign it
6254 (cgraph_decide_inlining_of_small_functions): New parameter in call
6255 to cgraph_default_inline_p.
6256 (cgraph_decide_inlining_incrementally): Likewise.
6257 * cgraphunit.c (decide_is_function_needed): Likewise.
6258 * cgraph.h (cgraph_default_inline_p): Likewise.
6260 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6262 * builtins.c: Fix comment typo(s).
6263 * genautomata.c: Likewise.
6264 * gimplify.c: Likewise.
6265 * tree-dfa.c: Likewise.
6266 * tree-flow-inline.h: Likewise.
6267 * tree-into-ssa.c: Likewise.
6268 * tree-ssa-alias.c: Likewise.
6269 * tree-ssa-ccp.c: Likewise.
6270 * tree-ssa-copy.c: Likewise.
6271 * tree-ssa-dce.c: Likewise.
6272 * tree-ssa-dom.c: Likewise.
6273 * tree-ssa-operands.c: Likewise.
6274 * tree-tailcall.c: Likewise.
6275 * tree-vectorizer.c: Likewise.
6276 * tree-vrp.c: Likewise.
6279 2005-07-28 Jeff Law <law@redhat.com>
6281 * tree-vrp.c (test_for_singularity): Extracted from ...
6282 (simplify_cond_using_ranges): Attempt to simplify a relational
6283 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
6285 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
6287 PR tree-optimization/22506
6288 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
6289 phis whose argument is constant.
6291 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
6293 PR rtl-optimization/18992
6294 Back out this patch:
6295 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6296 PR optimization/12142
6297 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
6298 uses of the register in the SET_SRC. Remove unnecessary argument.
6300 Replace it with this:
6301 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
6302 if flag_non_call_exceptions is set and the insn may trap, pass
6303 pc_rtx as dest for recursion.
6304 In SET_SRC part of SET case, if dest is already set, pass it down
6307 2005-07-28 Jan Hubicka <jh@suse.cz>
6309 * cfg.c (update_bb_profile_for_threading): Use RDIV.
6310 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
6311 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
6313 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
6314 profile when available.
6316 2005-07-28 Jan Beulich <jbeulich@novell.com>
6318 * config/ia64/ia64.c (ia64_load_pair_ok): New.
6319 (ia64_print_operand): Describe and handle 'X'.
6320 (ia64_register_move_cost): Also handle FP_REGS.
6321 (ia64_preferred_reload_class): Likewise.
6322 (ia64_secondary_reload_class): Likewise.
6323 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
6324 it. Also check for ITANIUM_CLASS_FLDP.
6325 * config/ia64/ia64.h (FP_REGNO_P): New.
6326 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
6327 (reg_class): Add FP_REGS.
6328 (REG_CLASS_NAMES): Adjust for it.
6329 (REG_CLASS_CONTENTS): Likewise.
6330 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
6331 (REG_CLASS_FROM_LETTER): Handle 'x'.
6332 (CLASS_MAX_NREGS): Handle FP_REGS.
6333 (MEMORY_MOVE_COST): Likewise.
6334 * config/ia64/ia64.md (itanium_class): Add fldp.
6335 (type): Handle fldp.
6336 (movti_internal): More allowable operand combinations. Use ldfp8 when
6337 splitting unnecessary. Remove predicable attribute. Adjust
6338 itanium_class attribute.
6339 (smuldi3_highpart): Remove outdated comment.
6340 (mulditi3, umulditi3, rotlti3): New expanders.
6341 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
6342 (absti2): Disabled new insn for future reference.
6343 Respective new splitters.
6344 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
6345 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
6346 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
6348 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
6350 PR rtl-optimization/23047
6351 * simplify-rtx.c (simplify_const_relational_operation): Respect
6352 flag_wrapv for comparisons with ABS.
6354 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
6356 PR tree-optimization/22493
6357 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
6358 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
6360 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
6362 * config/frv/frv.opt (moptimize-membar): New.
6364 * doc/invoke.texi: Document -moptimize-membar and its inverse.
6366 * config/frv/frv.h: Remove machine_function definition.
6368 * config/frv/frv.c (struct frv_io): New.
6369 (struct machine_function): Moved from frv.h. Add has_membar_p.
6370 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
6371 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
6372 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
6373 (frv_optimize_membar_global, frv_optimize_membar): New functions.
6374 (frv_reorg): Call frv_optimize_membar when appropriate.
6375 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
6376 (frv_expand_builtin): Adjust calls accordingly.
6377 (frv_io_address_cookie): New function.
6378 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
6379 load or store rather than a special insn. Add ccnstant address and
6380 io-type operands to the membar.
6381 (frv_ifcvt_modify_tests): Unsign regno.
6382 (frv_ifcvt_modify_tests): Same.
6384 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
6385 UNSPEC_OPTIONAL_MEMBAR constant.
6386 (builtin_read_<mode>): Delete.
6387 (builtin_write_<mode>): Delete.
6388 ("optional_membar_<mode>"): Add operand.
6390 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
6391 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
6392 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
6393 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
6394 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
6395 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
6396 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
6397 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
6398 * testsuite/gcc.target/frv/all-read-write-1.c: New.
6400 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
6402 * df.c (df_uses_record): Handle SCRATCH.
6404 2005-07-28 Steven Bosscher <stevenb@suse.de>
6407 * passes.c (rest_of_decl_compilation): If decl is a type and
6408 we have encountered errors, don't emit debug information.
6410 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
6412 * params.def: Fixed comment.
6414 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
6417 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
6418 (TARGET_ASM_UNALIGNED_HI_OP): Add.
6419 (TARGET_ASM_UNALIGNED_SI_OP): Add.
6421 2005-07-27 Steven Bosscher <stevenb@suse.de>
6424 * varasm.c (assemble_start_function): Don't do anything that may
6425 require a CFG if the current function is a thunk.
6427 2005-07-25 Geoffrey Keating <geoffk@apple.com>
6429 * doc/install.texi (Prerequisites): Mention that perl is needed
6430 to do export control in libstdc++ targetting Darwin.
6432 2005-07-27 Steven Bosscher <stevenb@suse.de>
6434 PR rtl-optimization/17808
6435 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
6436 (sched_insns_conditions_mutex_p): Split out from...
6437 (add_dependence): ...here. But don't call it from here.
6438 (add_dependence_list): Check sched_insns_conditions_mutex_p
6439 before calling add_dependence.
6440 (add_dependence_list_and_free): Likewise.
6441 (fixup_sched_groups): Likewise.
6442 (sched_analyze_1): Likewise.
6443 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
6444 (sched_analyze): Likewise.
6445 (sched_analyze_insn): Likewise.
6446 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6447 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
6448 dependencies on all COND_EXEC insns to jumps ending basic blocks
6449 when doing intrablock scheduling.
6450 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
6452 2005-07-27 Jeff Law <law@redhat.com>
6454 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
6455 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
6456 equivalency sets, correctly handle the case were vr0 has an
6457 equivalency set, but vr1 does not.
6459 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
6461 PR tree-optimization/23073
6462 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
6463 vect_print_dump_info before fprintf.
6465 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6467 PR tree-optimize/22348
6468 * tree-ssa-loop-niter.c (number_of_iterations_cond):
6469 Fold the partial computation.
6471 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6473 PR tree-optimization/22325
6474 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
6476 * tree-scalar-evolution.c (scev_const_prop): Add generic final
6478 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
6479 (force_var_cost): ... this function.
6480 (compute_phi_arg_on_exit): Export.
6482 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6484 PR tree-optimization/20773
6485 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
6488 2005-07-27 Richard Guenther <rguenther@suse.de>
6490 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
6491 Avoid pushing again if current struct contains only
6492 fields we decomposed.
6494 2005-07-27 Jan Hubicka <jh@suse.cz>
6496 PR tree-optimization/22574
6497 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
6500 * tree-tailcall.c (decrease_profile): New function.
6501 (eliminate_tail_call): Use it.
6503 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
6504 visibility flags correctly in whole program mode.
6506 2005-07-26 Steve Ellcey <sje@cup.hp.com>
6508 PR rtl-optimization/22472
6509 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
6511 2005-07-26 Steven Bosscher <stevenb@suse.de>
6513 PR tree-optimization/22504
6514 * tree-complex.c (expand_complex_addition): Use 'code' instead
6515 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
6517 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6519 * config.gcc (cpu_type): Add frv case.
6520 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
6521 (supported_defaults): Add fr550 case.
6523 2005-07-26 Diego Novillo <dnovillo@redhat.com>
6526 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
6527 whether a pointer of type T * may point to objects of type T *.
6529 2005-07-26 DJ Delorie <dj@redhat.com>
6531 * configure: Regenerate.
6533 2005-07-26 Dale Johannesen <dalej@apple.com>
6535 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
6537 2005-07-26 Mark Mitchell <mark@codesourcery.com>
6539 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
6540 Clarify use of "build" in name.
6542 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6544 * doc/extend.texi (Raw read/write Functions): New section.
6545 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
6546 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
6547 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
6548 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
6549 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
6550 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
6551 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
6552 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
6553 * config/frv/frv.c: Add bdesc_loads global.
6554 Add bdesc_stores global.
6555 (frv_init_builtins): Add support for __builtin_{read/write}*.
6556 (frv_volatile_memref): New.
6557 (frv_expand_load_builtin): New.
6558 (frv_expand_store_builtin): New.
6559 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
6560 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
6561 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
6562 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
6563 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
6564 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
6565 (builtin_read_<mode>): New.
6566 (builtin_write_<mode>): New.
6567 (builtin_write64): New.
6568 (optional_membar_<mode>): New.
6570 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
6572 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
6573 (rather than units) against HOST_BITS_PER_WIDE_INT.
6575 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
6577 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
6578 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
6579 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
6580 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
6583 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
6584 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
6585 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
6587 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
6589 2005-07-26 Richard Guenther <rguenther@suse.de>
6591 PR tree-optimization/22486
6592 * fold-const.c (fold_unary): Fold away useless component
6593 references of the form (T *)&T.x, if the address
6596 2005-07-25 James E Wilson <wilson@specifixinc.com>
6598 * dwarf2out.c (add_call_src_coords_attributes): New.
6599 (gen_inlined_subroutine_die): Call it.
6600 (maybe_emit_file, init_file_table): Add comments.
6601 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
6603 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
6604 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
6605 * tree.h (BLOCK_SOURCE_LOCATION): New.
6606 (struct tree_block): New field locus.
6608 2005-07-26 Andreas Schwab <schwab@suse.de>
6610 PR rtl-optimization/23043
6611 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
6612 when allocating a struct unoccr.
6614 2005-07-25 Richard Henderson <rth@redhat.com>
6617 * tree-complex.c (gate_no_optimization): True if errors.
6618 * Makefile.in (tree-complex.o): Update dependencies.
6620 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
6622 * config/frv/predicates.md (integer_register_operand): Use
6625 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6628 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
6630 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
6632 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6634 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
6635 types when flag_unsafe_math_optimizations is true.
6637 2005-07-25 Mark Mitchell <mark@codesourcery.com>
6639 * gcc.c (option_map): Add --sysroot.
6640 (process_command): Handle --sysroot.
6641 (display_help): Document it.
6642 * doc/cppopts.tex (-isysroot): Document.
6643 * doc/invoke.texi (--sysroot): Document.
6644 * doc/install.texi (--with-build-sysroot): Document.
6646 * Makefile.in (inhibit_libc): New variable.
6647 (INHIBIT_LIBC_CFLAGS): Likewise.
6648 (LIBGCC2_CFLAGS): Include
6649 $(INHIBIT_LIBC_CFLAGS).
6650 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
6651 ($(T)crtbegin.o): Do not use @inhibit_libc@.
6652 ($(T)crtend.o): Likewise.
6653 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
6654 ($(T)crtendS.o): Likewise.
6655 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
6656 ($(T)crtendT.o): Likewise.
6657 (stmp-fixinc): Do not complain about missing headers if
6659 * configure.ac (inhibit_libc): Set it to true/false.
6660 (--with-build-sysroot): New option. Use it to set
6662 * configure: Regenerated.
6664 2005-07-25 Manfred Hollstein <mh@suse.com>
6666 * calls.c (store_one_arg): Fix unsigned comparison warning.
6668 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6671 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
6672 (ggc_print_statistics): Initialize variable before use.
6674 2005-07-25 Richard Guenther <rguenther@suse.de>
6676 * tree-dfa.c (mark_new_vars_to_rename): Protect against
6677 calling with a PHI_NODE argument.
6679 * tree-flow-inline.h (overlap_subvar): Protect against
6682 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
6684 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
6685 * configure: Regenerate.
6687 2005-07-25 Ira Rosen <irar@il.ibm.com>
6689 * expr.c (highest_pow2_factor): Make extern.
6690 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
6691 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6692 record_array_differ_p, array_ptr_differ_p): Likewise.
6693 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
6694 additional cases. Call the above functions.
6695 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
6696 base_object_differ_p when there are two base objects. Otherwise, compare
6697 base address and offset. Call may_alias_p.
6698 (dump_data_reference): Use a correct field name.
6699 (analyze_array): Make static. Initialize new data-ref fields.
6700 (analyze_indirect_ref): New function.
6701 (init_data_ref): Initialize new data-ref fields.
6702 (strip_conversion): Moved from tree-vect-analyze.c.
6703 (analyze_offset_expr, get_ptr_offset, address_analysis,
6704 object_analysis): Likewise.
6705 (analyze_offset): New function.
6706 (create_data_ref): Likewise.
6707 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
6708 dimensions for ARRAY_REFs only.
6709 (build_classic_dist_vector): Make static.
6710 (access_functions_are_affine_or_constant_p): Call macro to get the
6711 address of access functions.
6712 (compute_all_dependences): Add new parameter
6713 compute_self_and_read_read_dependences. Compute self and read-read
6714 dependences if it is true.
6715 (find_data_references_in_loop): Call create_data_ref. Initialize new
6717 (compute_data_dependences_for_loop): Add new parameter
6718 compute_self_and_read_read_dependences. Remove parameter nb_loops,
6719 compute nb_loops. Call compute_all_dependences,
6720 build_classic_dist_vector and build_classic_dir_vector with correct
6722 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
6723 with correct parameters. Compare dimensions for ARRAY_REFs only.
6724 (free_data_refs): Call macro to free access functions.
6725 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
6726 fields from stmt_vinfo.
6727 (struct base_object_info): New structure.
6728 (struct data_reference): Move fields to base_object_info. Add fields
6729 first_location and object_info for above structures. Move fields from
6730 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
6731 aligned_to. Add macros to access the new fields.
6732 Update functions declarations.
6733 * tree-flow.h (is_aliased_with): Declare.
6734 * tree-loop-linear.c (linear_transform_loops): Call
6735 compute_data_dependences_for_loop with correct parameters.
6736 * tree-ssa-alias.c (is_aliased_with): New function.
6737 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
6738 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
6739 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
6740 vect_base_addr_differ_p, compute_subscript_distance and
6741 build_classic_dist_vector. Add printings. Check absolute value of
6743 (vect_analyze_data_ref_dependences): Go through ddrs instead of
6745 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
6746 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
6747 to bytes. Add printing.
6748 (vect_compute_data_refs_alignment): Go through loads and stores in one
6750 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
6751 vect_analyze_data_ref_access): Likewise.
6752 (vect_analyze_pointer_ref_access): Remove.
6753 (vect_address_analysis, vect_object_analysis): Likewise.
6754 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
6755 and analyze data-refs in the loop.
6756 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
6757 fields of data-ref instead of stmt. Add init to the offset from the
6759 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
6760 (vect_update_init_of_dr): Likewise.
6761 (vect_update_inits_of_drs): Go through loads and stores in one loop.
6762 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
6764 (new_loop_vec_info): Initialize new fields.
6765 (destroy_loop_vec_info): Free new fields.
6766 (vect_strip_conversion): Remove.
6767 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
6768 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
6769 datarefs. Add new field ddrs.
6770 Add macros for the new fields access.
6771 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
6772 base_aligned_p, misalignment, memtag, ptr_info and subvars.
6773 Remove their macros.
6774 * tree.h (highest_pow2_factor): Declare.
6776 2005-07-25 Jakub Jelinek <jakub@redhat.com>
6778 * calls.c (store_one_arg): Check for sibling call MEM arguments
6779 from already clobbered incoming argument area.
6781 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6783 * c-common.c (check_missing_format_attribute): New.
6784 * c-common.h (check_missing_format_attribute): Likewise.
6785 * c-typeck.c (convert_for_assignment): Use it.
6787 2005-07-24 Andreas Schwab <schwab@suse.de>
6789 * config/m68k/m68k.md ("extendqidi2"): When source is an address
6790 register use a word move. Correct operand of ext.w in 68000 code.
6792 2005-07-23 Mark Mitchell <mark@codesourcery.com>
6794 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
6795 variables as declarations, rather than definitions.
6797 2005-07-24 Ira Rosen <irar@il.ibm.com>
6799 PR tree-optimization/22526
6800 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
6803 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6805 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
6806 that C99 reserve for future use. Use it to define clog10,
6807 clog10f and clog10l.
6809 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6811 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
6812 * configure.ac: Check for -Wmissing-format-attribute.
6814 * configure: Regenerate.
6816 2005-07-23 Richard Henderson <rth@redhat.com>
6818 PR tree-optimization/22623
6819 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
6821 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
6824 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
6826 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6828 * Makefile.in (C_TREE_H): Update dependencies.
6829 * c-tree.h: Include toplev.h.
6830 * diagnostic.h (diagnostic_set_info): Add format attribute.
6831 * rtl-error.c (diagnostic_for_asm): Likewise.
6833 2005-07-23 Chao-ying Fu <fu@mips.com>
6835 * config/mips/mips-dsp.md: New file.
6836 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
6837 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
6839 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
6840 MIPS_BUILTIN_BPOSGE32.
6841 (mips_expand_builtin_direct): Add one parameter to indicate that
6842 builtin functions need to return a value.
6843 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
6845 (mips_regno_to_class): Add classes for 12 new DSP registers.
6846 (mips_subword): Change to check four HI registers.
6847 (mips_output_move): Output move to and from 6 new DSP accumulators.
6848 (override_options): Make sure -mdsp and -mips16 are not used together.
6849 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
6851 (mips_conditional_register_usage): Disable 6 new DSP accumulators
6853 (print_operand): Add 'q' for printing DSP accumulators.
6854 (mips_cannot_change_mode_class): Check ACC_REGS.
6855 (mips_secondary_reload_class): Check ACC_REGS.
6856 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
6857 (mips_register_move_cost): Check ACC_REGS.
6858 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6859 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6860 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6861 (dsp_bdesc): New array.
6862 (bdesc_arrays): Add DSP builtin function table.
6863 (mips_prepare_builtin_arg): Check predicate again after
6865 (mips_expand_builtin): Add one more parameter to
6866 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6867 MIPS_BUILTIN_BPOSGE32.
6868 (mips_init_builtins): Initialize new function types.
6869 (mips_expand_builtin_direct): Check if builtin functions need to
6870 return a value and pass operands properly.
6871 (mips_expand_builtin_bposge): New function.
6872 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6873 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6874 (FIRST_PSEUDO_REGISTER): Increase to 188.
6875 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6876 Update for 12 new DSP registers.
6877 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6878 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6879 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6880 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6881 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6882 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6883 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6884 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6885 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6886 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6887 (REGISTER_NAMES): Add names for 12 new DSP registers.
6888 * config/mips/mips.md: Include mips-dsp.md.
6889 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6890 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6891 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6892 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6893 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6894 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6895 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6896 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6897 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6898 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6899 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6900 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6901 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6902 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6903 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6904 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6905 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6906 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6907 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6908 (UNSPEC_RDDSP): New constants.
6909 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6910 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6912 * config/mips/mips.opt (-mdsp): New option.
6913 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6914 (reg_imm10_operand): New predicates.
6915 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6916 * doc/invoke.texi (-mdsp): Document new option.
6918 2005-07-22 DJ Delorie <dj@redhat.com>
6920 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6922 * tree-inline.c (inlinable_function_p): Likewise.
6924 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6927 * toplev.c (check_global_declarations): Do not mark undefined
6928 variables as DECL_IGNORED_P.
6929 * varasm.c (first_global_object_name): GTY it.
6930 (weak_global_object_name): Likewise.
6931 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6932 a string to go into {weak,first}_global_object_name.
6934 2005-07-22 DJ Delorie <dj@redhat.com>
6936 * c-format.c (check_function_format): Change warning control
6937 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6939 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6941 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6942 &PTR->FLD a dereference of PTR.
6943 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6944 a potential dereference of PTR.
6946 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6948 PR rtl-optimization/20370
6949 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6950 call allocate_reg_info if necessary.
6952 PR rtl-optimization/21848
6953 * calls.c (emit_library_call_value_1): For const functions, add
6954 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6956 PR rtl-optimization/22445
6957 * cselib.c (target.h): Include.
6958 (rtx_equal_for_cselib_p): Allow commutative matches.
6959 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6960 Remove MODE parameter. Changed all callers.
6962 PR rtl-optimization/22258
6963 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6965 (try_combine): Use likely_spilled_retval_p.
6967 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6969 * config.gcc: Add crx-elf support.
6971 * doc/contrib.texi: Mention crx.
6972 * doc/extend.texi: Document crx extensions.
6973 * doc/install.texi: Document crx install.
6974 * doc/invoke.texi: Document crx options.
6975 * doc/md.texi: Document crx constraints.
6977 * config/crx/crx-protos.h: New file.
6978 * config/crx/crx.c: New file.
6979 * config/crx/crx.h: New file.
6980 * config/crx/crx.md: New file.
6981 * config/crx/crx.opt: New file.
6982 * config/crx/t-crx: New file.
6984 2005-07-22 Manfred Hollstein <mh@suse.com>
6986 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6988 (int_add_graph_edge): Likewise.
6989 (collapse_nodes): Likewise.
6990 (process_unification_queue): Likewise.
6992 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6993 Laurent GUERBY <laurent@guerby.net>
6995 PR tree-optimization/22336
6996 * function.c (record_block_change): Check for
6997 cfun->ib_boundaries_block.
6999 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
7001 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
7002 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
7004 2005-07-21 DJ Delorie <dj@redhat.com>
7006 * toplev.c (warn_deprecated_use): Add warning control to warning
7008 * c-typeck.c (parser_build_binary_op): Likewise.
7009 (c_finish_if_stmt): Likewise.
7010 * c-common.c (check_function_sentinel): Likewise.
7011 (check_nonnull_arg): Likewise.
7013 2005-07-21 Richard Henderson <rth@redhat.com>
7016 * tree-complex.c (complex_ssa_name_components): New.
7017 (cvc_lookup): Allow entry not found.
7018 (create_components): Remove.
7019 (create_one_component_var, get_component_var): New.
7020 (get_component_ssa_name, set_component_ssa_name): New.
7021 (extract_component): Use get_component_ssa_name.
7022 (update_complex_components): Use set_component_ssa_name.
7023 (update_complex_components_on_edge): Likewise.
7024 (update_phi_components): Create new PHI nodes directly, instead
7025 of adding insns to edges.
7026 (tree_lower_complex): Allocate and free complex_variable_components
7027 and complex_ssa_name_components here.
7029 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
7031 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
7032 revert to returning false.
7034 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7037 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
7039 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7042 * config/i386/i386.md (cmpxf): Change operand constraints
7043 to "nonmemory_operand".
7045 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7047 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
7049 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7052 * fold-const.c (fold_build1): Add checksum for the operands.
7053 (fold_build2): Likewise.
7054 (fold_build3): Likewise.
7056 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7059 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
7061 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7063 * common.opt (-fforward-propagate): Committed by mistake,
7066 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7068 * reg-stack.c: Fix comment typo(s).
7069 * tree-ssa-operands.c: Likewise.
7070 * tree-vectorizer: Likewise.
7072 2005-07-21 Nick Clifton <nickc@redhat.com>
7074 * config/sh/symbian.c: Replace C++ style line comments with C
7075 style line comments.
7076 (symbian_add_attribute): Do not use a ? operator on the LHS of
7078 (sh_symbian_handle_dll_attribute): Change the type of the
7079 method vector to "VEC(tree,gc)*" and use vector accessor
7080 macros to walk over the elements.
7081 (symbian_export_vtable_and_rtti_p): Likewise.
7082 (symbian_class_needs_attribute_p): Likewise.
7084 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7087 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
7088 initialize targetm.resolve_overloaded_builtin here.
7089 (altivec_expand_overloaded_builtin): Make it non-static.
7090 * config/rs6000/rs6000-protos.h
7091 (altivec_expand_overloaded_builtin): New prototype.
7092 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
7093 targetm.resolve_overloaded_builtin here.
7094 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
7096 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7097 Zdenek Dvorak <dvorakz@suse.cz>
7099 PR tree-optimization/19210
7100 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
7102 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
7103 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
7104 rely on unproven assumptions.
7105 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
7106 * tree-flow.h (number_of_iterations_exit): Add final parameter.
7107 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
7108 to number_of_iterations_exit.
7109 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
7110 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
7111 * tree-ssa-loop-niter.c (find_loop_niter,
7112 estimate_numbers_of_iterations_loop): Likewise.
7113 (number_of_iterations_exit): Honor the new options.
7114 * doc/invoke.texi (Wunsafe-loop-optimizations,
7115 funsafe-loop-optimizations): Document them.
7117 2005-07-21 Richard Sandiford <richard@codesourcery.com>
7119 PR rtl-optimization/22167
7120 * gcse.c (hoist_code): Fix hoist_exprs[] check.
7122 2005-07-20 Adam Nemet <anemet@lnxw.com>
7124 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
7125 __do_global_dtors_aux longcall.
7127 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
7129 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
7130 (old_special_pred_table): Don't reference
7131 SPECIAL_MODE_PREDICATES.
7132 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
7133 * config/arc/arc.h: Don't mention PREDICATE_CODES.
7134 * config/sh/predicates.h: Don't mention
7135 SPECIAL_MODE_PREDICATES.
7136 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
7139 2005-07-20 DJ Delorie <dj@redhat.com>
7141 * config.gcc: Add m32c-elf support.
7143 * doc/contrib.texi: Mention m32c.
7144 * doc/extend.texi: Document m32c extensions.
7145 * doc/install.texi: Mention m32c.
7146 * doc/invoke.texi: Document m32c options.
7147 * doc/md.texi: Document m32c constraints.
7149 * config/m32c/addsub.md: New file.
7150 * config/m32c/bitops.md: New file.
7151 * config/m32c/cond.md: New file.
7152 * config/m32c/jump.md: New file.
7153 * config/m32c/m32c-lib1.S: New file.
7154 * config/m32c/m32c-lib2.c: New file.
7155 * config/m32c/m32c-modes.def: New file.
7156 * config/m32c/m32c-pragma.c: New file.
7157 * config/m32c/m32c-protos.h: New file.
7158 * config/m32c/m32c.abi: New file.
7159 * config/m32c/m32c.c: New file.
7160 * config/m32c/m32c.h: New file.
7161 * config/m32c/m32c.md: New file.
7162 * config/m32c/m32c.opt: New file.
7163 * config/m32c/minmax.md: New file.
7164 * config/m32c/mov.md: New file.
7165 * config/m32c/muldiv.md: New file.
7166 * config/m32c/predicates.md: New file.
7167 * config/m32c/prologue.md: New file.
7168 * config/m32c/shift.md: New file.
7169 * config/m32c/t-m32c: New file.
7171 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7173 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7174 (stack_protect_set, stack_protect_test): New expanders.
7175 (stack_protect_set_si, stack_protect_set_si_media,
7176 stack_protect_set_di_media, stack_protect_test_si,
7177 stack_protect_test_si_media, stack_protect_test_di_media):
7180 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
7182 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
7184 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
7186 * tree.h (tree_expr_nonzero_p): Export.
7187 * fold-const.c (tree_expr_nonzero_p): Likewise.
7188 Return true for CALL_EXPRs that are alloca calls.
7189 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
7191 * tree-flow.h (expr_computes_nonzero): Remove.
7192 * tree-vrp.c (expr_computes_nonzero): Remove.
7193 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
7194 (extract_range_from_unary_expr): Likewise.
7195 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
7196 tree_expr_nonzero_p.
7198 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
7200 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
7201 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
7202 extra arg "picreg" and use it instead of pic_offset_table_rtx.
7203 All callers changed.
7204 (frame_related_constant_load): New arg "related" which controls
7205 setting of RTX_FRAME_RELATED_P. All callers changed.
7206 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
7207 (bfin_expand_prologue): Add stack limit checking.
7208 * config/bfin/bfin.md (trapifcc): New pattern.
7210 * config/bfin/bfin.c: Include "langhooks.h".
7211 (def_builtin): Go through lang_hooks to call builtin_function.
7213 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
7214 * config/bfin/predicates.md (symbol_ref_operand): New.
7215 (call_insn_operand): Delete. All callers changed to use
7216 register_no_elim_operand.
7217 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
7219 (function_arg): Use it to generate the call's operand 2.
7220 (bfin_longcall_p): New function.
7221 (bfin_expand_call): Extra arg "cookie". All callers and declaration
7222 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
7223 determine if the address needs to be in a REG.
7224 (bfin_handle_longcall_attribute): New function.
7225 (bfin_attribute_table): Add "longcall" and "shortcall".
7226 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
7227 (CUMULATIVE_ARGS): New member call_cookie.
7228 (PREDICATE_CODES): Add symbol_ref_operand.
7229 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
7230 extra USE to the pattern.
7231 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
7232 New patterns, split off call_insn, sibcall_insn, call_value_insn and
7233 sibcall_value_insn; now the new patterns handle direct calls and the
7234 old ones indirect calls.
7235 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
7237 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7239 * doc/trouble.texi: Update section on handling of empty loops.
7241 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
7243 * config.gcc: Remove support for sparc-*-openbsd*,
7244 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
7246 * config.host: Remove support for i860-*-sysv4* as a host.
7247 * config/i860/*, config/ip2k/*, config/ns32k/*,
7248 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
7249 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
7250 mention obsolete ports.
7252 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7254 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
7256 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
7257 of frame_pointer_rtx.
7258 (sh_expand_epilogue): Likewise.
7259 (sh_set_return_address): Likewise.
7260 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
7261 instead of FRAME_POINTER_REGNUM if needed. Add elimination
7262 offsets from FRAME_POINTER_REGNUM.
7263 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
7264 (sh_register_names): Add initializer for sfp.
7265 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
7266 (VALID_REGISTER_P): Likewise.
7267 (FIRST_PSEUDO_REGISTER): Update.
7268 (DWARF_FRAME_REGISTERS): Define.
7269 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
7270 (HARD_FRAME_POINTER_REGNUM): Define.
7271 (FRAME_POINTER_REGNUM): Redefine.
7272 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
7273 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
7274 from FRAME_POINTER_REGNUM.
7275 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
7276 FRAME_POINTER_REGNUM.
7277 (REG_CLASS_CONTENTS): Add sfp.
7278 (REG_ALLOC_ORDER): Likewise.
7279 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
7280 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
7281 of frame_pointer_rtx.
7282 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7284 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
7286 * fold-const.c (tree_expr_nonnegative_p): Only return true for
7287 ABS_EXPR when flag_wrapv is false because of INT_MIN.
7288 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
7290 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
7293 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
7295 Make CONSTRUCTOR use VEC to store initializers.
7296 * c-common.c (complete_array_type): Update to cope with VEC in
7298 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
7299 (pp_c_constructor_elts): New function.
7300 * c-pretty-print.h (pp_c_constructor_elts): Declare.
7301 * c-typeck.c (build_function_call, build_c_cast, digest_init,
7302 struct constructor_stack, struct initializer_stack,
7303 constructor_elements, push_init_level, pop_init_level,
7304 add_pending_init, find_init_member, output_init_element): Update to
7305 cope with VEC in CONSTRUCTOR_ELTS.
7306 * coverage.c (build_fn_info_value, build_ctr_info_value,
7307 build_gcov_info): Likewise.
7308 * expr.c (categorize_ctor_elements_1, store_constructor,
7309 expand_expr_real_1): Likewise.
7310 * fold-const.c (fold_ternary): Likewise.
7311 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
7312 gimplify_init_constructor, gimplify_expr): Likewise.
7313 * tree-dump.c (dequeue_and_dump): Likewise.
7314 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
7316 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
7318 * tree-sra.c (generate_element_init_1): Likewise.
7319 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7320 * tree-ssa-operands.c (get_expr_operands): Likewise.
7321 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
7322 * tree-vect-transform.c (vect_get_vec_def_for_operand):
7323 (get_initial_def_for_reduction): Likewise.
7324 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
7325 value handle in annotations.
7326 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
7327 tree_node_structure): Add support for constr_kind.
7328 (build_vector_from_ctor, build_constructor_single,
7329 build_constructor_from_list): New functions.
7330 (build_constructor): Update to take a VEC instead of a TREE_LIST.
7331 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
7332 Update to cope with VEC in CONSTRUCTOR_ELTS.
7333 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
7334 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
7335 CONSTRUCTOR_APPEND_ELT): New macros.
7336 (struct constructor_elt, struct tree_constructor): New data types.
7337 (union tree_node): Add tree_constructor field.
7338 * treestruct.def: Define TS_CONSTRUCTOR.
7339 * varasm.c (const_hash_1, compare_constant, copy_constant,
7340 compute_reloc_for_constant, output_addressed_constants,
7341 initializer_constant_valid_p, output_constant,
7342 array_size_for_constructor, output_constructor): Update to cope with
7343 VEC in CONSTRUCTOR_ELTS.
7344 * vec.h (VEC_empty, VEC_copy): New macros.
7346 2005-07-19 Devang Patel <dpatel@apple.com>
7348 * dbxout.c (dbxout_type): Check Objective-C++ lang.
7350 2005-07-19 Richard Henderson <rth@redhat.com>
7353 * gimplify.c (gimplify_expr): Use main variant type for the temp
7354 destination for a discarded volatile read.
7355 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
7356 casts between non-void types that change volatility.
7358 2005-07-15 DJ Delorie <dj@redhat.com>
7360 * toplev.h: Add comment about the first parameter for warning().
7361 * errors.h: Likewise.
7363 * c.opt (Wpragmas): New.
7364 * doc/invoke.texi: Document it.
7366 * function.c (do_warn_unused_parameter): Add warning control to
7368 * c-decl.c (warn_if_shadowing): Likewise.
7369 * c-lex.c (cb_def_pragma): Likewise.
7370 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
7371 (pop_alignment): Likewise.
7372 (handle_pragma_pack): Likewise.
7373 (apply_pragma_weak): Likewise.
7374 (handle_pragma_weak): Likewise.
7375 (handle_pragma_redefine_extname): Likewise.
7376 (add_to_renaming_pragma_list): Likewise.
7377 (handle_pragma_extern_prefix): Likewise.
7378 (maybe_apply_renaming_pragma): Likewise.
7379 (handle_pragma_visibility): Likewise.
7381 * config/c4x/c4x-c.c (BAD): Likewise.
7382 (c4x_parse_pragma): Likewise.
7383 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
7384 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
7385 (rs6000_pragma_longcall): Likewise.
7386 * config/v850/v850-c.c (pop_data_area): Likewise.
7387 (ghs_pragma_section): Likewise.
7388 (ghs_pragma_section): Likewise.
7389 (ghs_pragma_interrupt): Likewise.
7390 (ghs_pragma_starttda): Likewise.
7391 (ghs_pragma_startsda): Likewise.
7392 (ghs_pragma_startzda): Likewise.
7393 (ghs_pragma_endtda): Likewise.
7394 (ghs_pragma_endsda): Likewise.
7395 (ghs_pragma_endzda): Likewise.
7397 2005-07-19 Danny Berlin <dberlin@dberlin.org>
7398 Kenneth Zadeck <zadeck@naturalbridge.com>
7400 * Makefile.in: Removed tree-promote-statics.c
7401 * tree-promote-statics.c: Removed.
7402 * common.opt: Removed flag-promote-statics.
7404 * passes.c: Removed tree-promote-statics pass.
7405 * tree-pass.h: Ditto.
7406 * timevar.def: Removed TV_PROMOTE_STATICS.
7409 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
7411 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
7413 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
7415 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7418 * c-common.c (check_function_arguments): Call
7419 'check_function_format' if either -Wformat or
7420 -Wmissing-format-attribute are specified.
7421 * c-format.c (check_function_format): Check -Wformat before
7422 calling 'check_format_info'.
7423 * c-opts.c (c_common_post_options): Don't warn for
7424 -Wmissing-format-attribute without -Wformat.
7425 * c-typeck.c (convert_for_assignment): Detect additional cases for
7426 -Wmissing-format-attribute.
7427 * doc/invoke.texi (-Wmissing-format-attribute): Document new
7430 2005-07-19 Richard Guenther <rguenther@suse.de>
7432 * config/i386/i386.md (lrint<mode>2): Use temporary
7433 instead of clobbering non-existent memory.
7435 2005-07-19 Nick Clifton <nickc@redhat.com>
7437 * config/avr/avr.c (legitimate_address_p): Fix debugging print
7438 statement to avoid displaying ASCII control characters.
7440 2005-07-19 Ben Elliston <bje@au.ibm.com>
7442 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
7443 * cfganal.c (find_edge_index): Ditto.
7444 * combine.c (combine_instructions): Ditto.
7445 * ddg.c (create_scc): Ditto.
7446 (find_successors): Ditto.
7447 (find_predecessors): Ditto.
7448 (find_nodes_on_paths): Ditto.
7449 (longest_simple_path): Ditto.
7450 * flow.c (update_life_info): Ditto.
7451 (count_or_remove_death_notes): Ditto.
7452 (clear_log_links): Ditto.
7453 * modulo-sched.c (generate_reg_moves): Ditto.
7454 (find_max_asap): Ditto.
7455 (find_max_hv_min_mob): Ditto.
7456 (find_max_dv_min_mob): Ditto.
7457 * sbitmap.c (sbitmap_first_set_bit): Ditto.
7458 * sched-rgn.c (extract_edgelst): Ditto.
7459 * tree-into-ssa.c (prepare_names_to_update): Ditto.
7460 (dump_update_ssa): Ditto.
7461 (ssa_names_to_replace) Ditto.
7462 (switch_virtuals_to_full_rewrite): Ditto.
7463 (update_ssa): Ditto.
7464 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7466 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
7468 Fix PR tree-optimization/22483
7470 * tree-complex.c (create_components): Use
7471 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
7472 * tree-flow-inline.h (fill_referenced_var_vec): New function.
7473 * tree-flow.h (safe_referenced_var_iterator): New structure.
7474 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
7475 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
7476 safe_referenced_var iterator.
7477 (add_type_alias): Ditto.
7479 2005-07-19 Steven Bosscher <stevenb@suse.de>
7481 * loop-init.c (rest_of_handle_loop2): Remove.
7482 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
7483 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
7484 (pass_rtl_loop_init, pass_rtl_loop_done,
7485 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
7486 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
7487 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
7488 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
7489 pass_tree_loop_done, and pass_tree_unswitch.
7490 (gate_loop): Rename to gate_tree_loop.
7491 * passes.c (init_optimization_passes): Update for renamed tree
7492 loop passes. Add the new loop2 passes as subpasses of loop2.
7493 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
7494 Update for the renamed tree loop passes.
7496 2005-07-18 Ian Lance Taylor <ian@airs.com>
7499 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
7500 blocks when optimizing.
7502 2005-07-18 Steve Ellcey <sje@cup.hp.com>
7504 * common.opt (frename-registers): Initialize to 2.
7506 (fgcse-after-reload): Ditto.
7507 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
7508 (process_options): Only change flag_web, flag_rename_registers,
7509 and flag_rerun_cse_after_loop if not explicitly set by user.
7511 2005-07-18 Jan Beulich <jbeulich@novell.com>
7513 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
7514 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
7515 in 64-bit mode the same as DImode in 32-bit mode.
7516 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
7517 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
7518 mode. Add new mode parameter.
7519 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
7520 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
7521 x86_64_shift_adj): New expanders.
7522 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
7523 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
7525 Respective new splitters. Use renamed shift splitter helpers in 32-bit
7526 DImode shift splitters.
7527 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
7528 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
7531 2005-07-18 Jan Beulich <jbeulich@novell.com>
7533 * i386.md (movdi_extzv_1): New.
7534 (zero_extendhidi2): Combine alternatives and never force use of
7536 (zero_extendqidi2): Likewise. Don't restrict input selection.
7538 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7540 Fix PR tree-optimization/22531
7541 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
7544 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7546 * tree-promote-statics.c (pass_promote_statics): Change dump file
7549 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7551 * tree-optimize.c (init_tree_optimization_passes): Add
7552 pass_eliminate_useless_stores pass.
7553 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
7554 * tree-ssa-pre.c (is_copy_stmt): New function.
7555 (follow_copies_till_vuse): Ditto.
7556 (do_eustores): Ditto.
7557 (gate_eustores): Ditto.
7559 2005-07-16 Richard Henderson <rth@redhat.com>
7561 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
7563 2005-07-16 Danny Berlin <dberlin@dberlin.org>
7564 Kenneth Zadeck <zadeck@naturalbridge.com>
7566 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
7567 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
7568 ipa-type-escape.h, tree-promote-statics.c
7569 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
7570 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
7571 tree-promote-statics.c: new files.
7572 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
7573 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
7574 int nonlocal_set_p, mark_constant_function): Deleted.
7575 (rest_of_handle_cfg): Removed call to mark_constant_function.
7576 (nonoverlapping_component_refs_p): Added calls to support
7577 type based aliasing.
7578 * tree-ssa-alias.c (may_alias_p,
7579 compute_flow_insensitive_aliasing): Ditto.
7580 * calls.c (flags_from_decl_or_type): Removed reference to
7582 * c-typeck.c (convert_arguments): Make builtins tolerant of having
7583 too many arguments. This is necessary for Spec 2000.
7584 * cgraph.h (const_function, pure_function): Removed.
7585 * common.opt: Added "fipa-pure-const", "fipa-reference",
7586 "fipa-type-escape", and "ftree-promote-static".
7588 * passes.c: Added ipa and tree-promote-statics passes.
7589 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
7590 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
7591 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
7592 * tree-flow.h: Added exposed sra calls and addition of
7593 reference_vars_info field for FUNCTION_DECLS.
7594 * tree-pass.h: Added passes.
7595 * tree-sra.c: (sra_init_cache): New function.
7596 (sra_insert_before, sra_insert_after) Made public.
7597 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
7599 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
7600 aliasing. (may_alias_p): Added code to use type escape analysis to
7602 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
7603 code to prune clobbers of static variables based on information
7604 produced in ipa-reference pass. Changed call clobbering so that
7605 statics are not marked as clobbered if the call does not clobber
7608 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
7610 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
7613 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7615 * doc/install.texi (*-*-solaris2*): Document recommended version
7616 of GNU binutils and mention GNU linker problem on Solaris 10.
7618 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
7621 * c-decl.c (c_build_bitfield_integer_type): New function.
7622 (finish_struct): Call it.
7623 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
7625 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7627 * c-typeck.c (digest_init): Call 'convert_for_assignment'
7630 2005-07-16 Jan Hubicka <jh@suse.cz>
7632 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
7633 (scale_bbs_frequencies_int): Watch roundoff errors.
7634 * predict.c (return_prediction): Initialize return_stmt.
7636 2005-07-16 Jan Hubicka <jh@suse.cz>
7638 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
7639 after RTL profiling.
7641 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
7644 * fold-const.c (build_range_check): Convert high/low to etype
7645 if we are only comparing against exp.
7647 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
7649 Fix PR tree-optimization/22376
7650 * tree-ssa-structalias.c (build_constraint_graph): We really meant
7652 (need_to_solve): New function.
7653 (compute_points_to_sets): Use it.
7655 2005-07-15 Jan Hubicka <jh@suse.cz>
7657 * cfg.c (update_bb_profile_for_threading): More diagnostic.
7658 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
7660 2005-07-15 Richard Guenther <rguenther@suse.de>
7662 * c-common.c (handle_flatten_attribute): New function.
7663 Add flatten function attribute.
7664 * doc/extend.texi: Document flatten function attribute.
7665 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
7666 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
7668 (cgraph_decide_inlining): Handle functions with flatten
7671 2005-07-14 David Edelsohn <edelsohn@gnu.org>
7673 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
7674 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
7675 UNSPEC_XCHG, UNSPEC_AND): New.
7676 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
7677 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
7678 * config/rs6000/sync.md (FETCHOP): New code macro.
7679 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
7681 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
7682 (sync_compare_and_swap<mode>): Same.
7683 (sync_lock_test_and_set<mode>): Same.
7684 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
7685 for QImode and HImode, and not PPC405.
7686 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
7687 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
7688 (sync_<fetchop>{si,di}_internal): New.
7689 (sync_nand{si,di}_internal): New.
7690 (sync_old_<fetchop>{si,di}_internal): New.
7691 (sync_old_nand{si,di}_internal): New
7692 (sync_new_<fetchop>{si,di}_internal): New.
7693 (sync_new_nand{si,di}_internal): New.
7694 (atomic_and{si,di}): New.
7695 (sync_new_nand{si,di}_internal): New.
7696 (atomic_and{si,di}): New.
7697 (sync_add<mode>_internal): Delete.
7698 (sync_addshort_internal): Use unspec instead of unspec_volatile.
7699 (sync_sub<mode>_internal): Delte.
7700 (sync_subshort_internal): New.
7701 (sync_andsi_internal): Use unspec instead of unspec_volatile.
7702 (sync_anddi_internal): Delete.
7703 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
7704 (sync_booldi_internal): Delete.
7705 (sync_boolc<mode>_internal): Delete.
7706 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
7707 (sync_boolc<mode>_internal2): Delete.
7708 (sync_boolcc<mode>_internal): Delete.
7709 (isync, lwsync): Use unspec instead of unspec_volatile.
7710 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
7711 Revert UNSPEC_VOLATILE.
7712 (rs6000_split_atomic_op): New.
7713 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
7715 2005-07-14 Eric Christopher <echristo@redhat.com>
7717 * config/mips/mips.c (mips_canonicalize_comparison): Cast
7718 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
7720 2005-07-14 Eric Christopher <echristo@redhat.com>
7722 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
7724 2005-07-14 Steven Bosscher <stevenb@suse.de>
7726 PR tree-optimization/22230
7727 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
7728 the computation of the four cross productions for "range op range".
7730 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
7731 Ulrich Weigand <uweigand@de.ibm.com>
7734 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
7737 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
7739 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
7741 2005-07-14 Steve Ellcey <sje@cup.hp.com>
7743 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
7745 2005-07-14 Richard Guenther <rguenther@suse.de>
7748 * config/i386/i386-protos.h (ix86_function_value): Change
7749 prototype to match new target hook.
7750 * config/i386/i386.c (ix86_value_regno): Change prototype
7751 to take extra type argument.
7752 (TARGET_FUNCTION_VALUE): Define.
7753 (ix86_function_ok_for_sibcall): Pass extra argument to
7754 ix86_value_regno, check return slot rtx for exact match.
7755 (ix86_function_value): Take extra parameter. Dispatch to
7756 ix86_value_regno with fndecl/fntype as provided.
7757 (ix86_value_regno): Handle extra type argument.
7758 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
7760 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
7761 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
7762 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
7763 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
7764 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
7766 2005-07-14 Richard Guenther <rguenther@suse.de>
7768 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
7769 * calls.c (expand_call): Pass fntype to hard_function_value.
7770 (emit_library_call_value_1): Likewise.
7771 * explow.c: Include target.h.
7772 (hard_function_value): Take extra argument, the fntype.
7773 Use new target hook for function_value.
7774 * expr.h (hard_function_value): Change prototype.
7775 * function.c (aggregate_value_p): Pass 0 as fntype to
7776 hard_function_value.
7777 (assign_parms): Use new target hook for function_value.
7778 Pass 0 as fntype to hard_function_value.
7779 (expand_function_end): Likewise.
7780 * reg-stack.c: Include target.h.
7781 (stack_result): Use new target hook for function_value.
7782 * target-def.h: New target hook function_value.
7783 * target.h: Likewise.
7784 * targhooks.c (default_function_value): New function.
7785 * targhooks.h (default_function_value): Declare.
7787 2005-07-13 Ian Lance Taylor <ian@airs.com>
7789 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
7791 2005-07-14 Jan Hubicka <jh@suse.cz>
7793 * tree-dfa.c (dump_variable): Use default_def function.
7794 * tree-ssa-alias.c (dump_points_to_info): Likewise.
7795 * tree-ssa.c (verify_use): Likewise.
7796 * tree-ssanames.c (release_ssa_name): Likewise.
7797 * tree-tailcall.c (eliminate_tail_call): Likewise.
7798 (tree_optimize_tail_calls_1): Likewise.
7799 * tree-vrp.c (get_value_range): Likewise.
7801 2005-07-14 Ben Elliston <bje@au.ibm.com>
7803 * gcc.c (main): Compare language[0] with '*' when iterating over
7806 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7808 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
7809 "s390_emit_compare". Add handling of CCZ1mode.
7810 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
7811 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
7813 (s390_branch_condition_mask): Add CCZ1mode handling.
7814 * config/s390/s390.md: ("seq", "*seq"): New pattern.
7815 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
7816 Use CCZ1mode instead of CCZmode.
7817 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
7819 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7821 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
7823 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
7825 2005-07-13 Eric Christopher <echristo@redhat.com>
7827 * config/mips/mips.c (mips_canonicalize_comparison): New.
7828 (mips_emit_int_relational): Use.
7830 2005-07-13 Eric Christopher <echristo@redhat.com>
7832 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7834 * config/s390/s390.md: Include tpf.md. Move tpf specific
7836 * config/s390/tpf.md: To here.
7837 * config/s390/s390.opt: Move tpf specific options...
7838 * config/s390/tpf.opt: to here. Add mmain option.
7839 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7840 * config/s390/tpf.h: Rewrite.
7842 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7844 * doc/tm.texi: Remove @xref{Cross-profiling}.
7846 2005-07-13 Jeff Law <law@redhat.com>
7848 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
7849 expressions, test their _DECL operands for pointer equality rather
7850 than using operand_equal_p.
7852 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7854 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
7855 (TARGET_POSIX_IO): This.
7856 * config/darwin.h: Likewise.
7857 * config/freebsd.h: Likewise.
7858 * config/linux.h: Likewise.
7859 * config/lynx.h: Likewise.
7860 * config/netbsd.h: Likewise.
7861 * config/rs6000/linux64.h: Likewise.
7862 * config/rs6000/linux.h: Likewise.
7863 * config/s390/tpf.h: Likewise.
7864 * config/sh/embed-elf.h: Likewise.
7865 * config/sparc/linux64.h: Likewise.
7866 * config/sparc/linux.h: Likewise.
7867 * config/svr4.h: Likewise.
7868 * gcov-io.h: Likewise.
7870 * doc/tm.texi: Updated.
7872 * libgcov.c (create_file_directory): Defined only if
7873 TARGET_POSIX_IO is defined.
7874 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7877 2005-07-13 Jan Hubicka <jh@suse.cz>
7879 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7881 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7883 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7884 structure as argument.
7886 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7888 PR tree-optimization/21921
7889 * tree-iterator.c (tsi_link_before): Support the case when
7890 tsi_end_p (tsi) == true.
7892 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7894 PR tree-optimization/22442
7895 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7898 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7900 PR rtl-optimization/20376
7901 * toplev.c (process_options): Enable -fweb and -frename-registers when
7903 * doc/invoke.texi: Update the information about when -fweb and
7904 -frename-registers are enabled.
7906 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7909 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7910 if *rhs_p is not a SSA_NAME.
7912 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7914 Fix PR tree-optimization/22422
7915 * tree-ssa-structalias.c (struct variable_info): Add flag for
7917 (get_varinfo): Now a static function.
7918 (new_varinfo): init has_union and is_special_var to false.
7919 (solution_set_add): Check has_union.
7920 (do_da_constraint): Move temporary variable so it gets reset
7922 Also check for special variable.
7923 (do_ds_constraint): Ditto.
7924 (do_sd_constraint): Ditto.
7925 (do_structure_copy): Check for special variable.
7926 (find_func_aliases): Ditto.
7927 (init_base_vars): Set special vars properly.
7929 2005-07-13 Jan Hubicka <jh@suse.cz>
7931 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7934 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7935 (get_expr_operands): Fix thinko wrt flags and subvars.
7937 PR tree-optimize/22379
7938 * tree-inline.c (expand_call_inline): Do not output sorry in early
7941 2005-07-12 Dale Johannesen <dalej@apple.com>
7943 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7945 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7948 * host-linux.h: Include limits.h.
7950 2005-07-12 Dale Johannesen <dalej@apple.com>
7952 * expr.c (compress_float_constant): Add cost check.
7953 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7955 2005-07-12 Dale Johannesen <dalej@apple.com>
7957 * gcc.target/i386/compress-float-sse.c: New.
7958 * gcc.target/i386/compress-float-sse-pic.c: New.
7959 * gcc.target/i386/compress-float-387.c: New.
7960 * gcc.target/i386/compress-float-387-pic.c: New.
7961 * gcc.dg/compress-float-ppc.c: New.
7962 * gcc.dg/compress-float-ppc-pic.c: New.
7964 2005-07-12 Eric Christopher <echristo@redhat.com>
7966 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7968 * config/s390/s390.md: Include tpf.md. Move tpf specific
7970 * config/s390/tpf.md: To here.
7971 * config/s390/s390.opt: Move tpf specific options...
7972 * config/s390/tpf.opt: to here. Add mmain option.
7973 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7974 * config/s390/tpf.h: Rewrite.
7976 2005-07-12 Eric Christopher <echristo@redhat.com>
7978 * gcc.c (struct infile): Update comment for language.
7979 (main): Rewrite input file resetting code.
7981 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7984 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7985 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7986 (lookup_avail_expr): Use constant_boolean_node instead
7987 of boolean_false_node/boolean_true_node.
7989 2005-07-12 Ben Elliston <bje@au.ibm.com>
7991 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7992 and use it when printing num_edges.
7994 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7996 * doc/extend.texi (Blackfin Built-in Functions): New section.
7997 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
8000 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
8002 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
8003 s/cmpstrsi/cmpstrnsi
8004 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
8006 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
8007 (init_optabs): Initialize cmpstrn_optab.
8008 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
8009 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
8010 * expr.c: (enum insn_code cmpstrn_optab): Declare.
8011 * config/i386/i386.md: s/cmpstr/cmpstrn
8012 * config/c4x/c4x.md: s/cmpstr/cmpstrn
8013 * doc/md.texi: Update documentation.
8015 2005-07-11 Richard Henderson <rth@redhat.com>
8017 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
8018 build_va_arg_indirect_ref.
8019 (alpha_gimplify_va_arg): Likewise.
8020 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
8021 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
8022 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
8023 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
8024 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
8025 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
8027 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
8029 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8031 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
8032 * passes.c (init_optimization_passes): Add pass_empty_loop.
8033 * tree-pass.h (pass_empty_loop): Declare.
8034 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
8035 try_remove_empty_loop, remove_empty_loops): New functions.
8036 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
8037 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
8039 2005-07-12 Peter Barada <peter@the-baradas.com>
8043 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
8044 in address registers.
8045 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
8046 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
8047 alternative of addsi3_5200.
8049 2005-07-11 Ian Lance Taylor <ian@airs.com>
8051 * config/mips/mips.md (ffs<mode>2): Remove.
8053 2005-07-11 Ian Lance Taylor <ian@airs.com>
8055 * doc/tree-ssa.texi (Cleanups): Improve description of
8057 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
8059 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8061 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
8062 * tree.h (DECL_ARGUMENT_FLD): New macro.
8064 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8066 Fix PR tree-optimization/22404
8068 * tree-ssa-structalias.c (create_variable_info_for): Use
8071 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
8073 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
8074 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
8075 for second comparison operand.
8076 * config/bfin/predicates.md (reg_or_const_int_operand): New.
8078 * config/bfin/bfin.md (define_attr "type"): Add "sync".
8079 (define_insn_reservation "alu"): Likewise.
8080 (csync, ssync): Now of type sync.
8081 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
8082 -mcsync-anomaly -mspecld-anomaly.
8083 * config/bfin/bfin.opt (mcsync): Remove.
8084 (mcsync-anomaly, mspecld-anomaly): Add.
8085 * config/bfin/bfin.c: Include "insn-codes.h".
8086 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
8087 (TARGET_DEFAULT_TARGET_FLAGS): New.
8088 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
8090 2005-07-11 Steven Bosscher <stevenb@suse.de>
8092 * basic-block.h: Give the BB flags enum a name, bb_flags.
8093 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
8094 * cfgcleanup.c (enum bb_flags): Remove here.
8095 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
8096 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
8097 (update_forwarder_flag): Likewise.
8098 (thread_jump): Likewise.
8099 (try_forward_edges): Likewise.
8100 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
8101 forwarder flags. Don't clear bb->aux for all basic blocks. Only
8102 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
8104 2005-07-11 Richard Guenther <rguenther@suse.de>
8106 * config/i386/i386.opt: New target option -msseregparm.
8107 * config/i386/i386.c (override_options): Error out for
8108 -msseregparm but no SSE support.
8109 (ix86_function_sseregparm): Check for global sseregparm.
8110 * doc/invoke.texi: Document -msseregparm.
8112 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8114 * config.gcc (m32r-*-linux*): Use the default extra_parts.
8115 (m32rle-*-linux*): Ditto.
8117 2005-07-11 Jakub Jelinek <jakub@redhat.com>
8119 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
8120 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
8123 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8127 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
8128 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
8130 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
8132 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
8133 (varmap): Heapify varmap.
8134 (constraints): Heapify constraints.
8135 (struct constraint_graph): Heapify succs and preds.
8136 (constraint_vec_find): Update for heapification.
8137 (constraint_set_union): Ditto.
8138 (insert_into_complex): Ditto.
8139 (constraint_edge_vec_find): Ditto.
8140 (erase_graph_self_edge): Ditto.
8141 (add_graph_edge): Ditto.
8142 (get_graph_weights): Ditto.
8143 (merge_graph_nodes): Ditto.
8144 (build_constraint_graph): Ditto.
8145 (topo_visit): Ditto.
8146 (solve_graph): Ditto.
8147 (create_variable_info_for): Ditto.
8148 (init_base_vars): Ditto.
8149 (delete_points_to_sets): Free graph, varmap, and complex constraints.
8150 (condese_varmap_nodes): Free complex vector.
8151 (clear_edges_for_node): Clear succs and preds vector.
8153 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8155 * tree-ssa-structalias.c (update_alias_info): Change counting of
8156 references to not include vdefs.
8158 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8160 * tree-ssa-alias.c (free_used_part_map): Add missing free.
8163 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8165 * pa.c (pa_commutative_p): Make PLUS commutative when
8166 TARGET_NO_SPACE_REGS is true.
8168 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8170 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
8171 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
8172 * tree-dfa.c (dump_subvars_for): New.
8173 (debug_subvars_for): New.
8174 (dump_variable): Show subvariables if VAR has them.
8175 * tree-flow-inline.h (get_subvar_at): New.
8176 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
8177 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
8179 (struct subvar): Change fields offset and size to unsigned
8181 (dump_subvars_for): Declare.
8182 (debug_subvars_for): Declare.
8183 (get_subvar_at): Declare.
8184 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
8185 to unsigned HOST_WIDE_INT *.
8186 (overlap_subvar): Likewise.
8187 * tree-gimple.c (is_gimple_reg): Always return false for
8188 SFTs and memory tags.
8189 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
8191 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
8192 (compute_may_aliases): Call compute_points_to_sets.
8193 (collect_points_to_info_for): Remove.
8194 (compute_points_to_and_addr_escape): Remove.
8195 (delete_alias_info): Call delete_points_to_sets.
8196 (compute_flow_sensitive_aliasing): If the call to
8197 find_what_p_points_to returns false, call set_pt_anything.
8198 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
8199 (set_pt_anything): Clear pi->pt_vars.
8200 (set_pt_malloc): Remove.
8201 (merge_pointed_to_info): Remove.
8202 (add_pointed_to_expr): Remove.
8203 (add_pointed_to_var): Remove.
8204 (collect_points_to_info_r): Remove.
8205 (is_escape_site): Make extern.
8207 (create_overlap_variables_for): Call it.
8208 * tree-ssa-copy.c (merge_alias_info): Never merge
8209 flow-sensitive alias information.
8210 * tree-ssa-operands.c (get_expr_operands): Adjust variables
8211 offset and size to be unsigned HOST_WIDE_INT.
8212 (add_to_addressable_set): Rename from note_addressable.
8213 Set TREE_ADDRESSABLE as the variables are added to the set.
8215 (add_stmt_operand): Do not try to micro-optimize unmodifiable
8216 operands into VUSEs when adding V_MAY_DEFs for members in an
8218 * tree-ssa-operands.h (add_to_addressable_set): Declare.
8219 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
8220 (struct variable_info): Add bitfield is_heap_var.
8221 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
8222 (new_var_info): Initialize is_heap_var.
8223 (get_constraint_for): Add HEAP variables to the symbol table.
8224 Mark them with is_heap_var.
8225 (update_alias_info): New. Taken mostly from the old
8226 compute_points_to_and_addr_escape.
8227 (handle_ptr_arith): New.
8228 (find_func_aliases): Call update_alias_info.
8229 Call handle_ptr_info for tcc_binary expressions.
8230 Call mark_stmt_modified.
8231 (create_variable_info_for): If DECL has subvars, do not create
8232 variables for its subvars. Always add all the fields.
8233 (set_uids_in_ptset): If the solution includes ANYOFFSET and
8234 SFTs, then add all the SFTs of the structure.
8235 If VI->DECL is an aggregate with subvariables, add the SFT at
8237 (find_what_p_points_to): If VI is an artificial variable,
8238 translate to bitfields in SSA_NAME_PTR_INFO.
8239 If the solution is empty, set pi->pt_vars to NULL
8240 (init_base_vars): Create ANYOFFSET.
8241 (compute_points_to_sets): Rename from create_alias_vars.
8243 (pass_build_pta): Remove.
8244 (delete_points_to_sets): Rename from delete_alias_vars.
8245 (pass_del_pta): Remove.
8246 * tree-ssa-structalias.h (struct alias_info): Move from
8248 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
8249 NUM_REFERENCES_SET): Likewise.
8250 (compute_points_to_sets, delete_points_to_sets): Declare.
8252 2005-07-09 Richard Henderson <rth@redhat.com>
8254 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
8255 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
8256 alpha_split_lock_test_and_set_12): New functions.
8257 * config/alpha/alpha-protos.h: Update.
8258 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
8259 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
8260 * config/alpha/sync.md (I12MODE): New.
8261 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
8262 (sync_<fetchop_name><I48MODE>): Likewise.
8263 (sync_nand<I48MODE>): Likewise.
8264 (sync_old_<fetchop_name><I48MODE>): Likewise.
8265 (sync_new_<fetchop_name><I48MODE>): Likewise.
8266 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8267 (sync_compare_and_swap<I48MODE>): Likewise.
8268 (sync_lock_test_and_set<I48MODE>): Likewise.
8269 (sync_compare_and_swap<I12MODE>): New.
8270 (sync_compare_and_swap<I12MODE>_1): New.
8271 (sync_lock_test_and_set<I12MODE>): New.
8272 (sync_lock_test_and_set<I12MODE>_1): New.
8274 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8278 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
8280 2005-07-09 Jakub Jelinek <jakub@redhat.com>
8282 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
8283 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
8285 2005-07-09 Richard SAndiford <richard@codesourcery.com>
8288 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8290 2005-07-08 David Edelsohn <edelsohn@gnu.org>
8292 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
8293 memory_operand constraint.
8294 (store_conditional_<mode>): Same.
8295 (sync_compare_and_swap<mode>): Same.
8296 (sync_lock_test_and_set<mode>): Same.
8298 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
8300 Rewrite PIC support to more closely model actual instructions.
8301 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
8302 (cris_symbol): Remove prototypes for removed functions.
8303 (cris_pic_symbol_type_of, cris_valid_pic_const)
8304 (cris_expand_pic_call_address): Prototypes for new functions.
8305 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
8307 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
8309 <case ':'>: Add case for new punctuation character.
8310 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
8311 emitting (extra) PIC modifier.
8312 <case UNSPEC>: Do not assert for PLT.
8313 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
8314 (cris_expand_prologue, cris_expand_epilogue): Check
8315 for pic_offset_table_rtx usage instead of taking
8316 current_function_uses_pic_offset_table as the final word.
8317 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
8318 Remove flag_pic difference.
8319 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
8320 the moral equivalents of...
8321 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
8323 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
8324 (cris_handle_option): Mark ARG as unused.
8325 (cris_expand_pic_call_address): New worker function for "call",
8327 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
8328 output PIC constructs here.
8329 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
8330 as symbol-specific modifers, not whole or part of operands.
8331 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
8332 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
8333 constants and flag_pic.
8334 (CONSTANT_INDEX_P): Adjust for new functions.
8335 (enum cris_pic_symbol_type): New helper type.
8336 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
8337 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
8338 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
8340 ("movsi"): Emit actual instructions for GOT and relative access.
8341 ("*movsi_got_load"): New pattern to set up the register holding
8343 ("*movsi_internal"): Operand 1 is not a plain general_operand.
8344 Adjust FIXME for 'S'.
8345 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
8346 Use "movs" for -fpic cases.
8347 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
8348 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
8349 ("call", "call_value"): Just call cris_expand_pic_call_address for
8351 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
8352 Remove special pattern.
8353 ("*expanded_call_side", "*expanded_call_value_side"): New
8355 (gotplt-to-plt, gotplt-to-plt-side-call)
8356 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
8358 * config/cris/cris/predicates.md
8359 ("cris_general_operand_or_gotless_symbol"): Remove unused
8361 ("cris_general_operand_or_symbol"): Adjust for new functions.
8363 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8365 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
8367 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
8369 * Makefile.in (TREE_H): Add treestruct.def.
8370 (c-decl.o): Add pointer-set.h
8371 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
8372 visibility on regular DECL's.
8373 (merge_decls): Fix the copying of decl nodes of various types for
8374 the new structures. Don't update RTL, section name, weak status,
8375 etc, on DECL's without RTL.
8376 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
8377 Don't check volatile on non-variable types.
8378 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
8379 to check whether we have seen arguments.
8380 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
8381 flag is checked before field (flag is common, field is not).
8382 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
8383 TS_DECL_COMMON could have an origin.
8384 (add_location_or_const_value_attribute): Don't check section name
8385 on non-var/function decls.
8386 (dwarf2out_var_location): Reverse order of tests.
8387 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
8388 with DECL_WRTL_CHECK.
8389 * expmed.c (make_tree): rtl is now in decl_with_rtl.
8390 * fold-const.c (fold_binary): Don't check weakness on
8391 non-var/function decls.
8392 (tree_expr_nonzero_p): Ditto.
8393 (fold_checksum_tree): Use tree_decl_extra as sizeof
8395 * ggc-page.c (extra_order_size_table): Add sizes for
8396 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
8398 * gimplify.c (gimplify_bind_expr): Only set
8399 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
8400 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
8402 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
8403 * langhooks.h (init_ts). New langhook.
8404 * passes.c (rest_of_decl_compilation): Reverse order of tests.
8405 * print-tree.c (print_node): Update to only print fields that
8406 exist in the structures the passed decl has.
8407 * toplev.c (wrapup_global_declarations): Don't reset
8408 DECL_DEFER_OUTPUT on DECL's that don't contain it.
8409 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
8410 * tree-inline.c (remap_decl): Ditto.
8411 * tree-outof-ssa.c (create_temp): Reverse order of tests.
8412 * tree-pretty-print.c (print_declaration): Don't print
8413 DECL_REGISTER on things that don't contain it.
8414 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
8415 non-var/function decls.
8416 * tree.c (tree_contains_struct): New structure.
8417 (init_priority_for_decl): New hashtable.
8418 (tree_int_map): New structure.
8419 (tree_int_map_eq): New function.
8420 (tree_int_map_marked_p): Ditto.
8421 (tree_int_map_hash): Ditto.
8422 (tree_map): Move to tree.h.
8423 (tree_map_eq): Externalize.
8424 (tree_map_hash): Ditto.
8425 (tree_map_marked_p): Ditto.
8426 (init_ttree): Set up tree_contains_struct and call langhook.
8427 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
8428 (tree_code_size): Update for new structures.
8429 (tree_node_structure): Update for new structures.
8430 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
8432 (copy_node_stat): Copy init priority.
8433 (build_decl_stat): Ditto for visibility.
8434 (ts_enum_names): New.
8435 (tree_contains_struct_check_failed): New function.
8436 (decl_init_priority_lookup): Ditto.
8437 (decl_init_priority_insert): Ditto.
8438 * treestruct.def: New file.
8439 * tree.h (CODE_CONTAINS_STRUCT): New macro.
8440 (CONTAINS_STRUCT_CHECK): Ditto.
8441 (tree_contains_struct_check_failed): New prototype.
8442 (DECL_CHECK): Removed.
8443 (DECL_MINIMAL_CHECK): New.
8444 (DECL_COMMON_CHECK): Ditto.
8445 (DECL_WRTL_CHECK): Ditto.
8446 (DECL_NON_COMMON_CHECK): Ditto.
8447 (DECL_WITH_VIS_CHECK): Ditto.
8448 (VAR_OR_FUNCTION_DECL_P): Ditto
8449 (struct tree_decl_minimal): New structure.
8450 (struct tree_decl_common): Ditto.
8451 (struct tree_decl_with_rtl): Ditto.
8452 (struct tree_decl_with_vis): Ditto.
8453 (struct tree_decl_non_common): Ditto.
8454 (struct tree_field_decl): Ditto.
8455 (struct tree_parm_decl): Ditto.
8456 (struct tree_var_decl): Ditto.
8457 (struct tree_function_decl): Ditto.
8458 (struct tree_const_decl): Ditto.
8459 (struct tree_result_decl): Ditto.
8460 (union tree_node): Add new structures.
8461 * var-tracking.c (track_expr_p): Reverse order of tests.
8463 * doc/c-tree.texi: Add documentation on DECL node internal structure.
8465 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8467 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
8468 * system.h: Poison FINALIZE_PIC.
8469 * doc/tm.texi (FINALIZE_PIC): Remove.
8471 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8474 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
8475 to the correct type if we have a MODIFY_EXPR.
8477 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8479 PR tree-optimization/22360
8480 * tree.c (upper_bound_in_type): Fix calculations for casting
8481 to a non-wider signed type and casting a signed value to a
8482 wider unsigned type.
8483 (lower_bound_in_type): Fix calculations for casting to a
8484 non-wider signed type.
8486 PR tree-optimization/20139
8487 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
8489 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
8490 fold_cond_expr_cond.
8491 * tree-ssanames.c (release_defs): Assert in_ssa_p.
8492 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
8494 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8497 * tree-complex.c (expand_complex_libcall): Produce
8498 REALPART_EXPR/IMAGPART_EXPR with the correct type.
8500 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
8502 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
8503 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
8504 b" assert and inserted fastpath code for this case.
8505 (bitmap_ior): Removed "a != b" assert.
8507 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8509 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
8510 (ENDFILE_SPEC): Likewise.
8511 * config/m32r/m32r.h (ASM_SPEC): Likewise.
8513 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
8514 a large stack frame at epilogue.
8516 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
8518 * final.c: Include sdbout.h when required.
8520 2005-07-07 Geoffrey Keating <geoffk@apple.com>
8522 * config.gcc (*-*-darwin*): Only one target-specific header file
8524 (powerpc-*-darwin*): Add version-specific header files.
8525 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
8526 * config.in: Regenerate.
8527 * configure: Regenerate.
8528 * gcc.c: Include xregex.h.
8529 (version_compare_spec_function): New.
8530 (spec_function): Add version-compare.
8531 (replace_outfile_spec_function): Reformat comment.
8532 (compare_version_strings): New.
8533 * config/darwin-c.c (version_as_macro): New.
8534 (builtin_define): New.
8535 (darwin_cpp_builtins): New.
8536 * config/darwin-protos.h (darwin_cpp_builtins): New.
8537 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
8538 (LIB_SPEC): Make unconditional, update comment.
8539 (TARGET_C99_FUNCTIONS): Define.
8540 * config/darwin.opt: Sort.
8541 (mmacosx-version-min=): New.
8542 * config/darwin7.h: Delete.
8543 * config/darwin8.h: Delete.
8544 * config/i386/darwin.h (): Call darwin_cpp_builtins.
8545 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
8546 (TARGET_C99_FUNCTIONS): Define.
8547 * config/rs6000/darwin7.h: New.
8548 * config/rs6000/darwin8.h: New.
8549 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
8550 (-mmacosx-version-min): Document.
8552 2005-07-07 Ian Lance Taylor <ian@airs.com>
8554 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
8556 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
8559 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
8561 2005-07-07 Khem Raj <kraj@mvista.com>
8563 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
8564 in bytes, not words.
8566 2005-07-07 Paul Brook <paul@codesourcery.com>
8568 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
8569 DEFAULT_FUNCTION_ARG_PADDING to upward.
8571 2005-07-07 Richard Henderson <rth@redhat.com>
8573 * function.c (locate_and_pad_parm): Record parameter alignment in
8574 stack_alignment_needed.
8576 2005-07-07 David Edelsohn <edelsohn@gnu.org>
8578 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
8579 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
8580 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
8581 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
8582 (define_attr "type"): Add isync, sync, load_l, store_c.
8583 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
8584 Create scratch volatile MEM.
8585 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
8587 (load_locked_<mode>): New.
8588 (store_conditional_<mode>): New.
8589 (sync_compare_and_swap<mode>): Replace with splitter.
8590 (sync_lock_test_and_set<mode>): Replace with splitter.
8591 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
8593 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
8594 is ics. Attribute isync.
8595 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
8597 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
8598 and UNSPECV_SYNC_OP.
8599 (emit_unlikely_jump): New.
8600 (emit_load_locked): New.
8601 (emit_store_conditional): New.
8602 (rs6000_split_compare_and_swap): New.
8603 (rs6000_split_lock_test_and_set): New.
8604 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
8605 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
8606 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
8607 rs6000_split_lock_test_and_set): Declare.
8608 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
8609 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
8610 store_c, isync, sync.
8612 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
8614 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
8615 filenames to gtyp-gen.h.
8616 (s-typ-gen): Use it in place of for loops.
8618 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
8620 * hooks.c (hook_bool_rtx_int_false): New function.
8621 * hooks.h (hook_bool_rtx_int_false): Declare.
8622 * target-def.h (TARGET_COMMUTATIVE_P): Define.
8623 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
8624 * target.h (struct gcc_target): Add commutative_p member.
8625 * targhooks.c (hook_bool_rtx_commutative_p): New function.
8626 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
8627 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
8628 (pa_commutative_p): New function.
8629 * jump.c (target.h): Include.
8630 (rtx_renumbered_equal_p): Use targetm.commutative_p.
8631 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
8633 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8635 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
8636 (s390_expand_setmem): New.
8637 * config/s390/s390.c: Likewise.
8638 (print_shift_count_operand): Truncate to 12 bits instead of 6.
8640 * config/s390/s390.md: ("setmem<mode>"): Accept character as
8641 general_operand. Call new function "s390_expand_setmem".
8642 ("clrmem_long", "*clrmem_long"): Rewrite to ...
8643 ("setmem_long", "*setmem_long"): ... this.
8645 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8647 * config/s390/s390.c: (optimization_options): Enable
8648 TARGET_MVCLE at -Os.
8649 * doc/invoke.texi: Document changes in default behaviour.
8650 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
8652 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8654 * expr.c: (set_storage_via_setmem): Convert opchar to mode
8655 defined by back-end.
8657 2005-07-07 Jakub Jelinek <jakub@redhat.com>
8659 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
8660 all sets in the pattern.
8661 * config/rs6000/rs6000.md (stack_protect_testsi,
8662 stack_protect_testdi): Likewise.
8664 2005-07-06 Jeff Law <law@redhat.com>
8666 * tree-vrp.c (simplify_using_ranges): Kill.
8667 (vrp_finalize): Remove call to simplify_using_ranges.
8668 (simplify_stmt_using_ranges): New function extracted from
8669 simplify_using_ranges.
8670 (simplify_div_or_mod_using_ranges): Likewise.
8671 (simplify_abs_using_ranges): Likewise.
8672 (simplify_cond_using_ranges): New function.
8673 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
8674 * tree-ssa-propagate.c (substitute_and_fold): Call
8675 simplify_stmt_using_ranges if we have range information.
8677 2005-07-06 James E. Wilson <wilson@specifixinc.com>
8679 * config/ia64/ia64.c (ia64_reorg): Check optimize before
8680 ia64_flag_schedule_isns2.
8682 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
8683 reading/writing general registers.
8684 (ia64_function_arg): Revert 2005-06-18 change.
8686 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8688 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
8689 (legitimize_tls_address): Use gcc_unreachable instead of abort.
8691 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
8693 * function.c (expand_function_end): Revert part of 2005-06-27
8694 patch. Do sjlj_emit_function_exit_after after return_label.
8696 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8698 * doc/install.texi (--disable-libssp): New.
8700 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
8702 * doc/invoke.texi: Update -fforce-mem documentation.
8703 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
8704 code for -fforce-mem.
8705 * expmed.c: (store_bit_field,store_fixed_bit_field,
8706 extract_bit_field): Ditto.
8707 * expr.c: (convert_move): Ditto.
8708 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
8709 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
8710 emit_conditional_add,expand_float,expand_fix): Ditto.
8711 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
8712 (common_handle_option): Issue warning when -fforce-mem specified.
8714 2005-07-06 Paul Brook <paul@codesourcery.com>
8716 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
8718 * configure: Regenerate.
8720 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
8722 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
8724 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
8726 Fix PR tree-optimization/22319
8727 Fix PR tree-optimization/22140
8728 Fix PR tree-optimization/22310
8730 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
8731 variable sized types.
8732 Use correct type for intermediate structure on *a = *b structure
8735 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8737 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
8739 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
8740 (machine_function): Move typedef to...
8741 * config/rs6000/rs6000.c (machine_function): ... here. Add
8742 varargs_save_offset field.
8743 (rs6000_stack_t): Remove varargs_size field.
8744 (setup_incoming_varargs): Allocate varargs save area using
8745 assign_stack_local, try to make it as small as possible.
8746 Save offset from virtual_stack_vars_rtx to the save area
8747 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
8748 instead of magic 8 when fp word byte size is used.
8749 (rs6000_va_start): Use cfun->machine->varargs_save_offset
8750 instead of -RS6000_VARARGS_SIZE.
8751 (rs6000_stack_info, debug_stack_info,
8752 rs6000_initial_elimination_offset): Remove all traces of
8754 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
8755 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
8756 RS6000_VARARGS_AREA.
8758 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
8760 PR tree-optimization/21963
8761 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
8762 constant_multiple_of in the same way get_computation_cost_at does.
8764 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8766 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
8767 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
8768 (gen_compare_reg): If sparc_compare_emitted is set, clear it
8769 and return its previous value.
8770 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
8771 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
8773 (stack_protect_set, stack_protect_test): New expanders.
8774 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
8775 stack_protect_testdi): New insns.
8776 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8777 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
8779 2005-07-06 Jeff Law <law@redhat.com>
8781 * tree-ssa-dce.c (cfg_altered): New global.
8782 (tree_dce_init): Initialize cfg_altered.
8783 (remove_dead_stmt): If we remove an edge in the CFG, then set
8785 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
8788 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8790 * Makefile.in (stamp-collect-ld): Use
8791 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
8792 ./collect-ld if it already exists.
8793 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
8794 Don't remove ./nm if it already exists.
8796 2005-07-05 Devang Patel <dpatel@apple.com>
8798 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
8799 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
8800 * tree-vectorizer.c (vect_loop_location): New.
8801 (vect_print_dump_info): Use vect_loop_location.
8802 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
8803 (vectorize_loops): Set vect_loop_location.
8804 * tree-vect-analyze.c (vect_analyze_offset_expr,
8805 vect_determin_vectorization_factor, vect_analyze_operations,
8806 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
8807 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
8808 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
8809 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
8810 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
8811 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
8812 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
8813 vect_analyze_loop): Adjust vect_print_dump_info API.
8814 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
8815 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
8816 vect_finish_stmt_generation, vectorizable_assignment,
8817 vectorizable_operation, vectorizable_store, vectorizable_load,
8818 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
8819 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
8820 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
8821 vect_transform_loop): Same.
8822 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
8823 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
8826 2005-07-05 Randolph Chung <tausq@debian.org>
8828 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
8829 * configure: Regenerate.
8830 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
8831 (pa_tls_referenced_p): Declare.
8832 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
8833 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
8834 (legitimize_tls_address): New.
8835 (hppa_legitimize_address): Handle TLS addresses.
8836 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
8837 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8838 (emit_move_sequence): Handle TLS addresses.
8839 (pa_encode_section_info): Call default handler to handle common
8841 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
8842 (CONSTANT_ADDRESS_P): Reject TLS operands.
8843 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
8844 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
8845 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
8846 (UNSPEC_TLSLE): Define new constants.
8847 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
8848 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
8849 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
8850 (tie_symbolic_operand, tle_symbolic_operand): New
8852 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
8854 * aclocal.m4: Update macros for autoconf 2.59 style.
8855 * configure.ac: Likewise.
8857 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8859 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8860 (function_arg): Pass small aggregates in general registers on 32-bit
8862 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8864 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8866 * Makefile.in (final.o): Fix dependencies.
8868 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8872 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8873 * langhooks.c (lhd_expr_to_decl): New.
8874 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8876 (LANG_HOOKS_INITIALIZER): Update.
8877 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8878 expr_to_decl langhook.
8879 * c-tree.h (c_expr_to_decl): Declare.
8880 * c-typeck.c (c_expr_to_decl): New.
8881 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8883 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8885 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8888 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8889 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8891 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8893 * Makefile.in: Adjust dependencies.
8894 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8895 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8896 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8897 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8898 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8899 rest_of_compilation.
8901 * bb-reorder.c (gate_duplicate_computed_gotos,
8902 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8903 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8904 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8905 pass_partition_blocks): New.
8906 * bt-load.c (gate_handle_branch_target_load_optimize,
8907 rest_of_handle_branch_target_load_optimize,
8908 pass_branch_target_load_optimize): New.
8909 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8911 * cfglayout.c (pass_insn_locators_initialize): New.
8912 * cfgrtl.c (pass_free_cfg): New.
8913 * combine.c (gate_handle_combine, rest_of_handle_combine,
8915 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8916 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8917 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8918 * except.c (pass_set_nothrow_function_flags,
8919 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8921 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8922 rest_of_handle_shorten_branches, pass_shorten_branches,
8923 rest_of_clean_state, pass_clean_state): New.
8924 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8925 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8926 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8928 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8929 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8930 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8931 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8933 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8934 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8935 pass_rtl_ifcvt, gate_handle_if_after_combine,
8936 rest_of_handle_if_after_combine, pass_if_after_combine,
8937 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8938 pass_if_after_reload): New.
8939 * integrate.c (pass_initial_value_sets): New.
8940 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8941 pass_purge_lineno_notes): New.
8942 * mode-switching.c (rest_of_handle_mode_switching,
8943 pass_mode_switching): New.
8944 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8945 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8947 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8948 pass_loop_optimize): New.
8949 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8951 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8953 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8954 pass_postreload_cse): New.
8955 * profile.c (gate_handle_profiling, pass_profiling,
8956 rest_of_handle_branch_prob, pass_branch_prob): New.
8957 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8958 pass_split_before_regstack, gate_handle_split_before_regstack,
8959 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8960 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8961 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8962 pass_stack_regs): New.
8963 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8964 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8965 pass_stack_adjustments): New.
8966 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8967 pass_regrename): New.
8968 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8969 pass_delay_slots, gate_handle_machine_reorg,
8970 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8971 * rtl.h (extern void purge_line_number_notes): New.
8972 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8973 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8975 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8977 * value-prof.c (gate_handle_value_profile_transformations,
8978 rest_of_handle_value_profile_transformations,
8979 pass_value_profile_transformations): New.
8980 * var-tracking.c (gate_handle_var_tracking,
8981 pass_variable_tracking): New.
8982 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8984 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8985 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8986 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8987 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8988 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8989 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8990 rest_of_handle_gcse2, rest_of_handle_regmove,
8991 rest_of_handle_tracer, rest_of_handle_if_conversion,
8992 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8993 rest_of_handle_web, rest_of_handle_branch_prob,
8994 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8995 rest_of_handle_jump_bypass, rest_of_handle_combine,
8996 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8997 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8998 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8999 rest_of_handle_mode_switching, rest_of_handle_jump,
9000 rest_of_handle_eh, rest_of_handle_stack_adjustments,
9001 rest_of_handle_flow2, rest_of_handle_jump2,
9002 rest_of_handle_peephole2, rest_of_handle_postreload,
9003 rest_of_handle_shorten_branches, rest_of_clean_state,
9004 rest_of_compilation): Remove.
9006 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
9007 * passes.c (dump_flags, in_gimple_form, all_passes,
9008 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9009 register_dump_files, next_pass_1, last_verified, execute_todo,
9010 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
9011 from tree-optimize.c.
9012 (init_optimization_passes): Moved from tree-optimize.c,
9013 adding the RTL optimizations.
9014 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
9015 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
9016 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9017 register_dump_files, next_pass_1, last_verified, execute_todo,
9018 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
9019 init_tree_optimization_passes, ipa_passes): Delete.
9020 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
9022 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
9023 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
9025 (ipa_passes): Remove.
9026 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
9027 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
9028 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
9029 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
9030 (dump_info_p, dump_flag): Moved to tree-dump.h.
9032 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
9034 * passes.c (finish_optimization_passes): Use dump_begin
9035 and dump_end, TDI_end.
9036 (gate_rest_of_compilation): New.
9037 (pass_rest_of_compilation): Use it.
9038 (gate_postreload, pass_postreload): New.
9039 * toplev.c (general_init): Rename init_tree_optimization_passes.
9040 * toplev.h (init_tree_optimization_passes): Rename to
9041 init_optimizations_passes.
9042 * tree-dump.c (dump_flag): Make static.
9043 (dump_files): Remove RTL dumps.
9044 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
9045 pass_cleanup_cfg, pass_free_cfg_annotations,
9046 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
9047 pass_init_datastructures, pass_fixup_cfg): Make non-static.
9048 * tree-pretty-print.c: Include tree-pass.h.
9049 * cgraph.c: Include tree-dump.h.
9051 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9053 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
9054 Only fall back to saying it points to readonly memory if
9057 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9059 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
9060 * config/m32r/m32r.c (m32r_compute_frame_size,
9061 m32r_expand_prologue): Take current_function_profile into
9062 account whenever we reference
9063 current_function_uses_pic_offset_table.
9064 (m32r_finalize_pic): Remove.
9065 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
9067 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
9069 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
9070 instead of $<. Don't remove ./as if it already exists.
9072 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9075 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
9076 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
9077 for complex modes when generating code for PA 1.0.
9078 (VALID_FP_MODE_P): New macro.
9079 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9080 sets for all general and floating point modes. Align wide floating
9081 point modes to even register boundaries to comply with architectural
9083 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
9084 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
9085 (VALID_FP_MODE_P): New macro.
9086 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9087 sets for all general and floating point modes. Align wide floating
9088 point modes to even register boundaries to comply with architectural
9091 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9093 * tree-dump.c (dump_files): Initialize dump number for .cgraph
9096 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9098 * tree-ssa-structalias.c: Don't include expr.h.
9100 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9102 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
9105 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9107 Fix PR tree-optimization/22279
9109 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
9112 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
9114 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
9116 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9118 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
9119 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
9120 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
9121 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
9122 config/stormy16/stormy16.c, config/v850/v850.c,
9123 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
9124 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
9125 Avoid "." or "\n" at end of diagnostics and capital letters at
9126 start of diagnostics.
9127 * combine.c, cse.c: Don't translate dump file output.
9128 * toplev.c (print_version): Only translate output if going to
9131 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9133 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
9134 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
9137 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9139 * pa.c (fix_range): Fix typo in comment.
9141 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9143 * tree-vrp.c (extract_range_from_assert): Replace
9144 fold (build (...)) with fold_build2.
9146 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9148 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
9149 gcc_gfc_char_table, init_dynamic_gfc_info): New.
9150 (format_types_orig, handle_format_attribute): Add support for
9153 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
9155 * varasm.c (assemble_variable): Fix format specifier thinko.
9157 2005-07-03 Ira Rosen <irar@il.ibm.com>
9159 PR tree-optimization/22029 (and 22135)
9160 * tree-pretty-print.c (dump_generic_node): Check that the node is not
9161 a phi node before calling dump_vops.
9163 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9165 * tree-dump.h (dump_string_field): Declare.
9166 * tree-dump.c: Use it instead of dump_string.
9167 (dump_string_field): Make non-static.
9169 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
9171 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
9172 up the minimal CFG stuff always when optimize > 0. Call
9173 split_all_insns_noflow in PIC case if needed.
9175 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9176 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
9179 * c-decl.c (c_write_global_declarations): Dump contents of
9181 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
9182 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
9183 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
9184 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
9187 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9189 * c-common.h (GCC_DIAG_STYLE): Define.
9190 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
9191 version for format checking to 4.1.
9192 * c-format.c: Include toplev.h after c-common.h.
9193 (enum format_type): Add gcc_tdiag_format_type.
9194 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
9195 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
9196 (format_types_orig): Add gcc_tdiag.
9197 (init_dynamic_diag_info): Support gcc_tdiag formats.
9198 (handle_format_attribute): Likewise.
9199 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
9200 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
9201 version for format checking to 4.1.
9202 (warning0, warning, error, pedwarn, sorry): Use
9204 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
9205 (finish_aliases_1): Do not use %qE.
9206 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
9207 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
9208 Correct format bugs.
9209 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
9210 parameter to unsigned HOST_WIDE_INT.
9211 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
9213 2005-07-02 David Edelsohn <edelsohn@gnu.org>
9216 * expr.c (write_complex_part): Use adjust_address for MEM.
9217 (read_complex_part): Same.
9219 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
9221 Fix PR tree-optimization/22280
9223 * tree-sra.c (generate_element_init): Remove useless loop.
9225 2005-07-02 Richard Henderson <rth@redhat.com>
9227 * config/alpha/alpha.c (alpha_legitimize_address): Check for
9229 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
9231 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
9234 * fold-const.c (fold_binary): Handle the return value of
9235 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
9236 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
9238 2005-07-02 Jeff Law <law@redhat.com>
9240 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
9241 a eliminate type conversion which feeds an equality comparison
9242 if the original type or either operand in the comparison is a
9245 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
9247 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
9248 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
9250 * config/avr/avr.c: Do not use '`' as left quote.
9251 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
9252 Remove "." from end of diagnostics. Make diagnostics start with
9255 2005-07-02 Zack Weinberg <zack@codesourcery.com>
9256 Joseph S. Myers <joseph@codesourcery.com>
9258 * toplev.c (default_tree_printer): Handle setting location with
9260 * c-objc.common.c (c_tree_printer): Likewise.
9261 * c-format.c (gcc_diag_flag_specs): Add '+'.
9262 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
9263 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
9265 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
9266 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
9267 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
9268 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
9269 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
9270 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
9271 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
9272 format arguments where %J is used without %D.
9274 2005-07-02 Jakub Jelinek <jakub@redhat.com>
9276 * gcc.c (LINK_SSP_SPEC): Define.
9277 (link_ssp_spec): New variable.
9278 (LINK_COMMAND_SPEC): Add %(link_ssp).
9279 (static_specs): Add link_ssp_spec.
9280 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
9281 * configure: Rebuilt.
9282 * config.in: Rebuilt.
9284 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9285 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9286 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9287 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9288 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
9289 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
9290 -0x7008(2) instead of reading __stack_chk_guard variable.
9291 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
9293 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
9294 (stack_protect_set, stack_protect_test): Use *_tls* patterns
9295 if TARGET_THREAD_SSP_OFFSET is defined.
9296 (stack_tls_protect_set_si, stack_tls_protect_set_di,
9297 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
9300 2005-06-27 Richard Henderson <rth@redhat.com>
9301 * libgcc-std.ver (GCC_4.1.0): New.
9302 * libgcc.h (__stack_chk_guard): Declare.
9303 (__stack_chk_fail, __stack_chk_fail_local): Declare.
9304 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
9305 * mklibgcc.in (lib2funcs): Add them.
9307 2005-07-01 Richard Henderson <rth@redhat.com>
9309 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
9310 void * before struct sigcontext *.
9311 (x86_fallback_frame_state): Likewise.
9313 2005-07-01 James E. Wilson <wilson@specifixinc.com>
9315 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
9317 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9320 * tree-ssa-reassoc.c (should_transpose): Fix which operand
9321 we check for SSA_NAME for.
9323 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
9325 Fix PR tree-optimization/22071
9327 * tree-ssa-structalias.c (offset_overlaps_with_access): New
9329 (get_constraint_for_component_ref): Use it.
9331 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9334 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
9335 print out the last new line.
9337 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
9339 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
9340 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
9341 * config/cris/cris.c (cris_conditional_register_usage): Adjust
9342 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
9343 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
9344 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
9345 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
9346 (enum reg_class): New member CC0_REGS.
9347 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
9348 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
9349 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
9350 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
9351 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9352 Adjust for register now described.
9354 2005-07-01 Jakub Jelinek <jakub@redhat.com>
9357 * config/i386/i386.md (stack_protect_test_si,
9358 stack_protect_test_di): Add earlyclobber for scratch 3.
9359 * config/rs6000/rs6000.md (stack_protect_testsi,
9360 stack_protect_testdi): Add earlyclobber for scratch 3,
9361 remove earlyclobber from scratch 4.
9363 Older entries for 2005 can be found in ChangeLog-2005.