1 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
4 if we don't care about NaNs or Infinities.
6 2005-11-20 Ian Lance Taylor <ian@airs.com>
8 PR rtl-optimization/24883
9 * combine.c (combinable_i3pat): When checking whether the
10 destination of i3 is used in i3, consider paradoxical subregs.
12 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
15 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
17 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
19 * combine.c (try_combine): Do not run subst on i1src and i2src in
20 the case of generating a PARALLEL for a comparison.
22 2005-11-20 Richard Henderson <rth@redhat.com>
25 * tree-sra.c (struct sra_elt): Add all_no_warning.
26 (struct sra_walk_fns) <use>: Add use_all argument.
27 (sra_walk_expr): Pass it.
28 (sra_walk_modify_expr): Likewise.
29 (scalarize_ldst): Likewise.
30 (scan_use): Update for new argument.
31 (mark_no_warning): New.
32 (scalarize_use): Use it.
34 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
36 * expr.c (expand_expr_real): Use usmul_optab for widening
37 signed * unsigned multiplies.
38 * genopinit.c (optabs): Add usmul_widen_optab.
39 * optabs.c (init_optabs): Likewise.
40 * optabs.h (enum optab_index): Add OTI_usmul_widen.
41 (usmul_widen_optab): Define.
42 * config/bfin/bfin.md (usmulhisi3): New pattern.
44 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
46 2005-11-20 Graham Stott <btinternet.com>
48 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
50 2005-11-20 Andreas Schwab <schwab@suse.de>
53 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
56 2005-11-19 Richard Henderson <rth@redhat.com>
59 * tree-gimple.c (is_gimple_id): Export.
60 * tree-gimple.h (is_gimple_id): Declare.
61 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
62 (get_default_value): Use it.
63 (maybe_fold_stmt_indirect): Likewise.
65 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
67 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
68 than VR1 or vice-versa.
70 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
74 * reload.c (find_reloads_address_1): Mention dependency on
76 * reload1.c (gen_reload): For IN with an unary operation, try
77 moving inner expression to OUT if trivial SET is not valid.
78 Confirm that the result is valid. Move common code block into...
79 (emit_insn_if_valid_for_reload): New function.
81 2005-11-19 Richard Guenther <rguenther@suse.de>
83 * fold-const.c (fold_indirect_ref_1): Make sure we fold
84 ARRAY_REFs of constant strings.
86 2005-11-19 Jakub Jelinek <jakub@redhat.com>
88 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
91 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
93 * combine.c (make_compound_operation): Swap operands of
94 commutative operation if necessary before returning.
96 2005-11-19 Richard Guenther <rguenther@suse.de>
99 * fold-const.c (fold_plusminus_mult_expr): New function.
100 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
101 cases, remove now unnecessary code.
103 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
105 * gensupport.c (old_preds): Rename to std_preds, add special field.
106 (struct old_pred_table): Rename to struct std_pred_table, add special
108 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
109 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
110 (init_predicate_table): Adjust, and set along the way whether a
111 predicate is special.
113 2005-11-18 Mark Mitchell <mark@codesourcery.com>
115 * BASE-VER: Change to 4.2.0.
117 2005-11-18 James E Wilson <wilson@specifix.com>
119 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
122 2005-11-18 Mike Stump <mrs@apple.com>
124 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
125 * config/darwin-c.c (darwin_pragma_unused): Likewise.
126 * c-decl.c (lookup_name_two) Remove.
127 * c-tree.h (lookup_name_two): Remove.
128 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
129 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
130 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
131 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
133 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
136 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
137 when not generating code to use that co-processor.
139 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
141 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
142 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
143 these functions are now in tree-phinodes.c.
145 2005-11-18 Jie Zhang <jie.zhang@analog.com>
147 * config/bfin/bfin.md (trap): New pattern.
149 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
151 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
154 * expr.c (expand_expr_real): Don't call record_block_change unless
155 ib_boundaries_block is non-null
157 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
159 * fold-const.c (build_range_check): Use proper type for subtraction
160 when merging lower bound.
162 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
164 PR rtl-optimization/24497
165 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
168 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
170 * tree-scalar-evolution.c (expression_expensive_p): New function.
171 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
173 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
175 * config/bfin/crtlibid.s: New file.
177 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
180 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
181 when not using sjlj exceptions.
182 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
183 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
184 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
185 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
186 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
187 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
188 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
189 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
190 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
191 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
192 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
193 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
194 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
196 * config/pa/hpux-unwind.h: New file.
198 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
200 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
201 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
202 * varasm.c (do_assemble_alias): Adjust call.
203 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
205 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
207 2005-11-17 James E Wilson <wilson@specifix.com>
209 * tree.def (FUNCTION_DECL): Correct typo in comment.
211 2005-11-17 Richard Henderson <rth@redhat.com>
213 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
214 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
215 and DW_CFA_def_cfa_sf.
216 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
217 (dbx_reg_number): Don't assert particular registers here.
218 (based_loc_descr): ... do it here instead. Fold in ...
219 (eliminate_reg_to_offset): ... this function.
220 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
221 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
222 * unwind-dw2.c (execute_cfa_program): Apply data align factor
223 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
224 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
225 (instantiate_virtual_regs): Likewise.
226 * var-tracking.c (adjust_stack_reference): Likewise.
227 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
229 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
231 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
232 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
233 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
235 ($(T)crtlibid.o): New rule.
237 2005-11-16 Richard Guenther <rguenther@suse.de>
240 * fold-const.c (extract_array_ref): Return byte offset
242 (fold_binary): Fold &x[a] CMP &x[b] to
243 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
246 2005-11-16 Richard Henderson <rth@redhat.com>
249 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
250 parts of an SSA_NAME.
252 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
255 * arm.md (split for movsf with immediate): Restrict split to insns
256 that set a general register.
258 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
260 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
262 * unwind-dw2.c (uw_advance_context): Likewise.
263 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
264 _Unwind_SjLj_Unregister.
265 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
267 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
269 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
271 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
273 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
274 langhook to get a DImode integer type.
276 2005-11-16 Richard Henderson <rth@redhat.com>
277 J"orn Rennecke <joern.rennecke@st.com>
278 Ulrich Weigand <uweigand@de.ibm.com>
282 * reload1.c (reg_equiv_invariant): New.
283 (reload): Allocate, initialize, and free it.
284 (calculate_needs_all_insns): Check it when skipping equivalence
286 (alter_reg): Likewise.
287 (eliminate_regs_1): Rename from eliminate_regs. Add new
288 may_use_invariant argument; only use reg_equiv_invariant when true.
289 (eliminate_regs): New.
290 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
291 a context for which may_use_invariant may be true.
293 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
295 * fold-const.c (const_binop): Don't constant fold the operation
296 if the result has overflowed and flag_trapping_math.
297 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
299 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
301 * config/arm/unwind-arm.c (abort): Add prototype here.
302 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
303 (struct phase1_vrs): Add prev_sp.
304 (unwind_phase2_forced): Save the original core registers instead of
305 modifying entry_vrs. Take a new flag argument for resuming unwinding
306 and set action flags accordingly. Always set _US_END_OF_STACK when
307 get_eit_entry fails. Unwind before calling the stop function.
308 (_Unwind_GetCFA): New function.
309 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
310 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
311 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
312 just call unwind_phase2_forced.
313 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
314 * config/arm/unwind-arm.h (abort): Remove prototype.
315 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
317 (_Unwind_GetCFA): New prototype.
318 * config/arm/pr-support.c (abort): Add prototype here.
319 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
321 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
322 not schedule the prologue with non-call exceptions and EABI.
324 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
326 * config/arm/unwind-arm.h: Reorder interface function declarations.
327 (_URC_END_OF_STACK): New enumeration value.
328 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
329 (struct _Unwind_Control_Block): Document reserved field use.
330 (_Unwind_Stop_Fn): New typedef.
331 (_Unwind_ForcedUnwind): Declare.
332 (_Unwind_Resume_or_Rethrow): Declare.
333 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
335 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
336 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
337 (UCB_FORCED_STOP_ARG): New.
338 (search_EIT_table): Update boundary condition checks.
339 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
340 (unwind_phase2): Replace for with do..while.
341 (unwind_phase2_forced): New.
342 (__gnu_Unwind_RaiseException): Replace for with do..while.
343 (__gnu_Unwind_ForcedUnwind): New.
344 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
345 Use appropriate phase2 unwinder.
346 (__gnu_Unwind_Resume_or_Rethrow): New.
347 (__gnu_unwind_pr_common): Cope with forced unwinding.
349 2005-11-16 David Edelsohn <edelsohn@gnu.org>
352 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
354 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
355 roundsf2): Remove "s" from mnemonic.
357 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
359 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
361 * config/bfin/crtn.s: Change epilogues to match.
362 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
363 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
366 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
369 * doc/invoke.texi: Distinguish between free and fixed form instead of
370 Fortran and Fortran 90/95. Remove ratfor from the list of supported
372 * gcc.c (default_compilers): Remove double entries, add entries for
373 suffixes '.F90' and '.F95'.
375 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
377 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
378 in the stack probing loop.
380 2005-11-15 David Edelsohn <edelsohn@gnu.org>
382 * configure.ac: Use .machine power5 not power5x.
383 * configure: Regenerate.
385 2005-11-15 Mike Stump <mrs@apple.com>
387 * c-decl.c (lookup_name_two): Add.
388 * c-tree.h (lookup_name_two): Likewise.
389 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
390 * config/darwin-c.c (darwin_pragma_unused): Likewise.
392 2005-11-16 Alan Modra <amodra@bigpond.net.au>
394 PR rtl-optimization/23392
395 * regrename.c (enum scan_actions) Add mark_access.
396 (scan_actions_name): Ditto.
397 (scan_rtx_reg): Handle mark_access.
398 (scan_rtx_address): Do nothing for mark_access.
399 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
400 and regs in REG_INC notes before closing chains for dead regs.
401 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
402 opening chains for new writes.
404 2005-11-15 David Edelsohn <edelsohn@gnu.org>
406 * c.opt (ffixed-line-length-none): New.
408 2005-11-15 Steve Ellcey <sje@cup.hp.com>
410 * mklibgcc.in: Change contents of eh_dummy.c.
412 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
414 * loop.c (scan_loop): Do not insert temporaries for hard registers.
416 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
418 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
420 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
422 2005-11-15 Jan Hubicka <jh@suse.cz>
424 * invoke.texi (large-unit-insns): Document.
425 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
426 * params.def (large-unit-insns): New param.
428 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
431 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
432 special register for operand 3. Reindent constraints to align
435 2005-11-14 David Edelsohn <edelsohn@gnu.org>
437 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
438 -mpopcntb, -mfprnd. Add -mcpu=power5+.
439 * configure.ac: Add test for FP rounding instructions.
440 * configure: Regenerate.
441 * config.in: Regenerate.
442 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
443 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
445 * config/rs6000/rs6000.opt (mfprnd): New.
446 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
447 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
448 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
449 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
451 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
453 (btrunc<mode>2): New.
458 2005-11-14 Geoffrey Keating <geoffk@apple.com>
460 * gcc.c (version_compare_spec_function): Use fatal() rather than
463 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
464 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
465 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
467 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
470 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
471 on -mmacosx-version-min setting.
473 2005-11-14 Diego Novillo <dnovillo@redhat.com>
476 * tree-vrp.c (infer_value_range): Return false if STMT is a
477 block terminator and its basic block has no successors.
479 2005-11-14 Mike Stump <mrs@apple.com>
481 * config/i386/i386.c (override_options): -masm=intel isn't
483 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
485 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
487 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
488 vfork after including auto-host.h.
490 2005-11-15 Alan Modra <amodra@bigpond.net.au>
492 PR rtl-optimization/22002
493 * combine.c (distribute_notes): Detect cases where a reg dies
494 two or more times in a bb, including on the insn we are combining,
495 and place the death note on the correct range.
497 2005-11-14 Dale Johannesen <dalej@apple.com>
499 * expmed.c (store_bit_field): Add offset unconditionally for
501 (extract_bit_field): Don't force extzv or extv operand into
502 a register if field is too big.
504 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
506 * config/arm/arm.c (pic_labelno): New.
507 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
508 LABEL_REF. Pass only the labelno to PIC insns.
509 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
510 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
511 * arm.md (UNSPEC_PIC_LABEL): New constant.
512 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
513 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
514 Use the correct label prefix.
516 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
518 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
521 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
523 * loop-invariant.c: Include tm_p.h.
524 * Makefile.in: Updated.
526 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
528 * pa.c (store_reg): Revise generation of frame notes in large frames.
529 (set_reg_plus_d): Likewise.
531 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
533 PR tree-optimization/24709
534 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
537 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
539 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
540 and duplicate declaration of pthread_self.
542 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
543 Ian Lance Taylor <ian@airs.com>
546 * calls.c (expand_call): If TARGET is a MEM and some part of the
547 argument area has been saved, force TARGET to a register.
549 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
551 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
554 2005-11-13 Jason Merrill <jason@redhat.com>
557 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
558 lazily declared methods.
559 (force_decl_die): Stop if forcing out the context already make a
561 (force_type_die): Likewise.
563 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
566 * builtins.c (integer_valued_real_p): Add break in
567 REAL_CST having TREE_OVERFLOW set.
569 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
571 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
572 addressing modes during calculation of costs.
574 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
576 * function.c (assign_stack_local_1): Restrict sanity check
577 on frame size overflow to 32-bit and above platforms.
579 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
581 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
582 * config/cris/cris.c: Include reload.h.
583 (cris_initial_elimination_offset): New function.
584 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
587 2005-11-12 Richard Guenther <rguenther@suse.de>
589 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
591 2005-11-12 Jan Hubicka <jh@suse.cz>
593 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
594 to compare against 0 when possible.
596 2005-11-12 Jie Zhang <jie.zhang@analog.com>
598 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
599 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
600 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
601 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
604 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
606 * recog.c (constrain_operands) <case 'g'>: For a match, require
607 that a non-register matches general_operand when strict >= 0.
609 2005-11-11 Steven Bosscher <stevenb@suse.de>
611 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
614 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
616 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
617 (memory_address_same): New.
618 (dse_optimize_stmt): Call memory_address_same.
620 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
623 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
624 ZERO_EXTEND>: New cases.
626 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
628 * longlong.h (__clz_tab): Always provide.
630 2005-11-11 Steven Bosscher <stevenb@suse.de>
633 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
635 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
636 before check_maybe_invariant.
637 (move_invariant_reg): Use gen_move_insn instead of replacing
638 SET_DEST with the temporary for the invariant.
639 (move_loop_invariants): If checking is enabled, do internal
640 consistency checks after completing the pass.
642 2005-11-11 David Edelsohn <edelsohn@gnu.org>
645 * common.opt (Wvolatile-register-var): New.
646 * varasm.c (make_decl_rtl): Only emit warning when option
647 specified. Clarify warning message.
648 * doc/invoke.texi (Wvolatile-register-var): Document new option.
650 * doc/md.texi (copysign): Document standard named pattern.
652 2005-11-11 Jie Zhang <jie.zhang@analog.com>
654 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
655 bytes when align is 2.
656 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
657 by the first instruction of the loop.
659 2005-11-11 Jason Merrill <jason@redhat.com>
662 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
665 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
667 PR rtl-optimization/22509
668 * local-alloc.c (memref_used_between_p): Check whether a function call
669 could not reference the memref.
671 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
673 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
674 algorithm so as to choose the best, not the worst, alternative.
675 Reset accumulated register class before processing next alternative.
677 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
680 * calls.c (expand_call): Copy a return value to a plain register
683 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
686 * varasm.c (assemble_name): Recompute name only for transparent
689 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
691 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
693 2005-11-04 Jeff Law <law@redhat.com>
696 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
697 perform reassociation if the parent statement will not die as
698 a result of the optimization.
700 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
702 * tree-ssa-alias.c (compute_may_aliases): Remove call to
703 delete_old_heap_vars.
704 * tree-dfa.c (referenced_var_remove): Remove function.
705 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
706 (delete_tree_ssa): Remove call to delete_old_heapvars.
707 Add call to delete_alias_heapvars.
708 * tree-flow.h (referenced_var_remove): Remove prototype
709 (init_alias_heapvars): New prototype.
710 (delete_alias_heapvars): Ditto.
711 * Makefile.in (tree-ssa-structalias.o): Add
712 gt-tree-ssa-structalias.o
713 (GTFILES): Add tree-ssa-structalias.h and
714 tree-ssa-structalias.c.
715 (s-gtype): Add gt-tree-ssa-structalias.h.
716 * tree-ssa-structalias.c (heapvars): Remove.
717 (oldheapvars): Remove.
718 (heapvar_for_stmt): New variable.
719 (heapvar_lookup): New function.
720 (heapvar_insert): Ditto.
721 (get_constraint_for): See if we have an old heapvar
723 (init_alias_heapvars): New function.
724 (delete_alias_heapvars): Ditto.
725 Add include of gt-tree-ssa-structalias.h.
727 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
730 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
732 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
734 * tree.c (int_fits_type_p): Only look at the base type
735 if it has the same precision as the original type.
737 2005-11-10 Jakub Jelinek <jakub@redhat.com>
740 * varasm.c (assemble_alias): Use %q+D in the error
741 message instead of %J and %qD.
743 2005-11-10 Richard Guenther <rguenther@suse.de>
745 * gcse.c (free_ldst_entry): Only free hashtable if
748 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
750 * function.c (assign_stack_local_1): Issue an error message if
751 the frame size overflows in the signed target arithmetics.
753 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
755 * tree.c (build_qualified_type): Chain the new type to the original
756 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
757 a POINTER_TYPE or a REFERENCE_TYPE respectively.
758 (build_pointer_type_for_mode): Only return unqualified types.
759 (build_reference_type_for_mode): Likewise.
761 2005-11-09 Jakub Jelinek <jakub@redhat.com>
763 * Makefile.in (gnucompare): Do comparison of all files using one of
764 the chosen methods and only afterwards decide if just warning should
765 be issued or comparison failure raised.
767 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
769 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
770 (noce_try_abs): Negate if the comparison is reversed.
771 Look only one instruction backwards for a REG_EQUAL note.
773 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
776 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
777 gthr-tpf.h: Define __gthrw. For all identifiers that might
778 be weak, introduce weakrefs or non-weak aliases with __gthrw,
779 and prefix all uses with __ghtrw.
781 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
784 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
785 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
786 * c-common.c (handle_weakref_attribute): New.
787 (c_common_attribute_table): Add weakref.
788 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
790 * configure, config.in: Rebuilt.
791 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
792 * doc/extend.texi: Document weakref attribute.
793 * varasm.c (ultimate_transparent_alias_target): New
794 (assemble_name): Use it.
795 (weak_finish_1): Split out of...
796 (weak_finish): ... and deal with weakrefs in...
797 (weakref_targets): ... new list.
798 (globalize_decl): Clean up weakref_targets.
799 (do_assemble_alias): Handle weakrefs.
800 (finish_aliases_1): Do not reject weakrefs to external symbols.
801 (assemble_alias): Handle weakrefs.
803 2005-11-09 Richard Guenther <rguenther@suse.de>
805 PR tree-optimization/24716
806 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
807 t_bool to track results from follow_ssa_edge.
809 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
811 * final.c (force_source_line): New global variable.
812 (final_scan_insn): Set it to true instead of clearing last_filename.
813 (notice_source_line): Return true if force_source_line is true,
814 unless source info is absent.
816 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
819 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
820 a linkage name for a variable if it a register variable.
821 * c-decl.c (grokdeclarator): Global register variables
822 should be set as PUBLIC.
824 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
827 * config/s390/s390.c (struct s390_frame_layout): New fields
828 first_save_gpr_slot and last_save_gpr_slot.
829 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
830 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
831 first_save_gpr and last_save_gpr with the _slot variants.
832 (s390_register_info): Calculate first_save_gpr_slot and
833 last_save_gpr_slot using regs_ever_live.
835 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
838 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
839 for a function containing a landing pad.
841 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
844 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
847 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
849 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
850 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
852 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
855 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
857 (call,load,store): New insn types.
858 (mem_access, branch_access): Adjust reservation conditions.
859 (define_delay): Adjust condition.
860 (decrement_and_branch_until_zero): Allow for ms2. Set branch
862 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
863 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
865 (call_internal, call_value_internal, return_internal,
866 return_interrupt_internal, eh_return_internal, indirect_jump,
867 tablejump): Set call insn type.
868 (blockage, ei, di): Use appropriate unspec const.
869 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
870 (ms1_get_attr_type): Adjust to give load & store types.
871 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
872 backwards past a barrier.
873 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
875 (struct branch_info, struct label_info): New.
877 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
878 (ms1_machine_reorg): New.
879 (TARGET_MACHINE_DEPENDENT_REORG): Override.
880 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
881 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
882 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
885 2005-11-09 Per Bothner <per@bothner.com>
886 Uros Bizjak <uros@kss-loka.si>
889 * toplev.c (process_options): Initialize debug_hooks early
890 in case lang_hooks.post_options ends up calling a debug_hook.
892 2005-11-08 Jakub Jelinek <jakub@redhat.com>
894 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
895 DBX_REGISTER_NUMBER being contiguous.
897 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
898 Diego Novillo <dnovillo@redhat.com>
901 * tree-vrp.c (register_edge_assert_for): Do not register
902 always-false predicates.
904 2005-11-08 Devang Patel <dpatel@apple.com>
906 PR tree-optimization/23115
907 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
910 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
912 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
915 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
917 Fix PR tree-optimization/23382
919 * tree-ssa-alias.c (compute_may_aliases): Call
920 delete_old_heap_vars.
921 * tree-dfa.c (referenced_var_remove): New function.
922 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
923 * tree-flow.h (referenced_var_remove): Add prototype.
924 (delete_old_heap_vars): Ditto.
925 * tree-ssa-structalias.c (heapvars): New variable.
926 (oldheapvars): Ditto.
927 (get_constraint_for): Put heap vars on heapvars list.
928 (delete_old_heap_vars): New function.
930 2005-11-08 Jason Merrill <jason@redhat.com>
932 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
934 2005-11-08 Uros Bizjak <uros@kss-loka.si>
937 * reg-stack.c (reg_to_stack): Update register liveness also
938 for flag_sched2_use_traces.
940 2005-11-08 Alan Modra <amodra@bigpond.net.au>
943 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
944 override prior explicit -mno-powerpc-gfxopt.
946 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
948 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
949 if the bitsize is zero.
950 * doc/md.texi (Standard Pattern Names): Document it.
952 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
953 (TARGET_PASS_BY_REFERENCE): Likewise.
955 2005-11-07 Ian Lance Taylor <ian@airs.com>
957 PR rtl-optimization/24683
958 * config/i386/i386.c (legitimize_pic_address): If constant operand
959 to PLUS is too large, put it in a register.
961 2005-11-07 Jie Zhang <jie.zhang@analog.com>
963 * configure.ac: Enable checking assembler dwarf2 support for bfin
965 * configure: Regenerate.
967 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
971 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
972 gen_easy_vector_constant_add_self): Delete.
973 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
975 (output_vec_const_move): Use gen_easy_altivec_constant.
976 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
977 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
978 (easy_vector_constant_add_self): Rewritten.
979 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
980 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
981 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
982 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
983 Macroize and adjust for the other changes.
985 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
989 * c-typeck.c (build_c_cast): Try using a shared constant, and see
990 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
992 2005-11-07 Jakub Jelinek <jakub@redhat.com>
994 PR rtl-optimization/23567
995 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
996 (noce_process_if_block): Don't do any optimizations except
997 if (cond) x = x; if !set_b and write into orig_x may trap
998 or fault. Remove the MEM_READONLY_P check.
1000 2005-11-06 Diego Novillo <dnovillo@redhat.com>
1003 * tree-vrp.c (fix_equivalence_set): New.
1004 (extract_range_from_assert): Call it.
1006 2005-11-05 Ian Lance Taylor <ian@airs.com>
1009 * combine.c (apply_distributive_law): Don't distribute across a
1012 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
1014 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
1015 config/ms1/ms1.h, config/rs6000/predicates.md,
1016 config/s390/s390.c, params.def, postreload-gcse.c,
1017 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
1018 tree-vrp.c, tree.c: Fix comment typos.
1019 * doc/invoke.texi: Fix typos.
1021 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
1023 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
1024 for testing whether the data_dependence_relation contains distance
1025 vectors. Iterate over all distance vectors of the ddr.
1026 * lambda.h: Define a vec of lambda_vector pointers.
1027 * tree-data-ref.c (dump_data_dependence_relation,
1028 dump_data_dependence_direction): Iterate over all distance and
1029 direction vectors of the ddr.
1030 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
1032 (build_classic_dist_vector, build_classic_dir_vector): Push a set
1033 of distance/direction vectors instead of a single one.
1034 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
1035 lambda_vectors with a vec of lambda_vectors.
1036 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
1037 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
1038 DDR_NUM_DIST_VECTS): New.
1039 * tree-loop-linear.c (gather_interchange_stats): Test for the
1040 existence of distance vectors only after having checked that there
1041 is a dependence. Iterate over all distance vectors of the ddr.
1042 (linear_transform_loops): Use dump_data_dependence_relation.
1043 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
1044 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
1045 distance vectors of the ddr.
1047 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
1049 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
1050 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
1051 IS_INTHANDLER; all callers changed.
1052 (n_regs_saved_by_prologue): Take interrupt handler attributes into
1054 (do_link, do_unlink): New argument ALL; all callers changed.
1055 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
1056 If function isn't leaf, save and restore all registers.
1057 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
1060 2005-11-05 Jan Hubicka <jh@suse.cz>
1062 PR rtl-optimization/23490
1063 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
1064 max-flow-memory-location): Document.
1065 * flow.c: Include params.h
1066 (MAX_MEM_SET_LIST_LEN): Kill.
1067 (add_to_mem_set_list): Use new param.
1068 * cse.c (cse_basic_block): Replace 1000 by new param.
1069 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
1070 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
1071 * predict.c (predict_loops): Use new param.
1072 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
1074 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
1075 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
1076 Do not hold memory returned by cgraph_node_name across other call.
1078 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
1081 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
1084 2005-11-04 Jeff Law <law@redhat.com>
1087 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
1088 * tree-ssa-dom.c: Include params.h.
1089 (thread_across_edge): If there are too many statements in the
1090 target block, then do not thread through it.
1091 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
1092 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
1094 2005-11-03 Diego Novillo <dnovillo@redhat.com>
1097 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
1098 TODO_update_ssa instead of TODO_update_ssa_no_phi.
1100 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
1103 * tree-scalar-evolution.c (instantiate_parameters_1,
1104 instantiate_parameters, resolve_mixers): Compute the size of an
1105 expression to be instantiated and give up the instantiation if the
1106 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1108 2005-11-04 Richard Guenther <rguenther@suse.de>
1110 * tree-flow.h (ref_contains_indirect_ref): Rename to
1111 array_ref_contains_indirect_ref.
1112 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
1113 (array_ref_contains_indirect_ref): Make comment match the code
1115 (ref_contains_array_ref): Likewise.
1116 * tree-ssa-structalias.c (find_func_aliases): Remove call to
1117 ref_contains_indirect_ref.
1118 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1119 Rename calls to ref_contains_indirect_ref.
1121 2005-11-04 Paul Brook <paul@codesourcery.com>
1123 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
1124 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
1125 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1126 * config/arm/arm.md: Use match_operand in peephole input templates
1127 and match_dup in peephole output templates.
1129 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1131 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
1134 2005-11-04 Mark Mitchell <mark@codesourcery.com>
1135 Daniel Jacobowitz <dan@codesourcery.com>
1137 * longlong.h (add_ssaaaa): Clobber condition code register
1139 (sub_ddmmss): Likewise.
1140 (umul_ppmm): Likewise.
1142 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1143 Paul Brook <paul@codesourcery.com>
1144 Phil Blundell <pb@reciva.com>
1146 * configure.ac: Add test for ARM TLS support.
1147 * configure: Regenerated.
1148 * config/arm/arm-protos.h (legitimize_tls_address)
1149 (arm_tls_referenced_p, tls_mentioned_p)
1150 (arm_output_addr_const_extra): New prototypes.
1151 (thumb_legitimize_pic_address): Delete.
1152 * config/arm/arm.c: Include "gt-arm.h".
1153 (enum tls_reloc): New.
1154 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
1155 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
1156 (arm_call_tls_get_addr, legitimize_tls_address)
1157 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
1158 (arm_init_tls_builtins, arm_emit_tls_decoration)
1159 (arm_output_addr_const_extra): New functions.
1160 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
1161 (TARGET_HAVE_TLS): Define.
1162 (target_thread_pointer): New.
1163 (arm_override_options): Handle -mtp=.
1164 (legitimize_pic_address): Ignore UNSPECs.
1165 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
1167 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
1168 (tls_get_addr_libfunc): New variable.
1169 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
1170 (arm_init_builtins): Call arm_init_tls_builtins.
1171 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
1172 (arm_encode_section_info): Call default_encode_section_info.
1173 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
1174 (enum arm_tp_type): New.
1175 (target_thread_pointer): Add declaration.
1176 (LEGITIMATE_CONSTANT_P): Handle TLS.
1177 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
1178 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
1179 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
1180 * config/arm/arm.md: Add UNSPEC_TLS.
1181 (movsi): Handle TLS.
1182 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
1184 (tls_load_dot_plus_eight): New insn and a peephole to create it.
1185 (load_tp_hard, load_tp_soft): New insns.
1186 * arm.opt: Add -mtp=.
1187 * doc/invoke.texi (ARM Options): Document -mtp.
1189 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1191 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
1192 * config/arm/libunwind.S: Include "lib1funcs.asm".
1193 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
1194 (LIB2ADDEH): Add libunwind.S.
1195 (LIB2ADDEHDEP): Add lib1funcs.asm.
1196 * mklibgcc.in: Handle asm files in libgcc_eh.a.
1198 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1201 * gcc/c.opt: Add a -lang-fortran option.
1202 * gcc/c-opts.c: Add a lang_fortran flag.
1203 (c_common_init_options): Handling the -lang-fortran option.
1204 (c_common_handle_option): Add a case for Fortran options in
1205 preprocessing. Remove cases for -ffixed-form and
1206 -ffixed-line-length. Add a case for -lang-fortran.
1208 2005-11-03 David Edelsohn <edelsohn@gnu.org>
1210 * config/rs6000/rs6000.c: Include params.h
1211 (optimization_options): Set max-grow-copy-bb-insns default to 16.
1212 (bdesc_2arg): Delete vpkuhss and vpkuwss.
1213 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
1214 (UNSPEC_VPKUWSS): Delete.
1215 (altivec_vpkuhss): Delete.
1216 (altivec_vpkuwss): Delete.
1217 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
1219 (neg_eq0<mode>): Remove final condition.
1220 (neg_eq<mode>): Remove condition and split-condition.
1222 2005-11-04 Alan Modra <amodra@bigpond.net.au>
1224 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
1225 Use associated print macros.
1227 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1230 * diagnostic.c (diagnostic_set_info_translated): New function.
1231 (diagnostic_set_info): Use it. Add comment.
1232 * diagnostic.h (diagnostic_set_info_translated): Declare.
1234 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
1236 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
1237 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
1238 reference only if 'public' is true.
1239 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
1240 emit the .hidden directive only if the indirect reference is public.
1241 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
1242 Pass it to dw2_force_const_mem.
1243 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
1244 * dwarf2out.c (output_cfi): Adjust calls to above function.
1245 (output_call_frame_info): Likewise.
1246 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
1247 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
1249 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
1251 PR tree-optimization/24483
1252 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
1253 field to elts if possible.
1255 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1258 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
1261 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
1263 Fix PR tree-optimization/24351
1265 * tree-ssa-structalias.c (struct variable_info): Add
1267 (get_varinfo_fc): New function to follow collapsing.
1268 (new_var_info): Set collapsed_to to NULL.
1269 (dump_constraint): Follow collapsing.
1270 (build_constraint_graph): Handle collapsing.
1271 (do_simple_structure_copy): Return false if something bad
1273 (collapse_rest_of_var): New function.
1274 (do_structure_copy): Collapse if do_simple_structure_copy returns
1277 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1280 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
1281 expressions to a statement list instead of gimplifying them.
1283 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1285 PR rtl-optimization/23585
1286 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
1287 that can't trap plus a constant integer, if the mode has zero size.
1289 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
1292 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
1294 ("*insv<mode>_reg_extimm"): Likewise.
1296 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1299 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
1300 c_common_type_for_mode returns an unnamed type.
1302 2005-11-02 Richard Henderson <rth@redhat.com>
1306 * dwarf2out.c (dwarf2out_reg_save_reg): New.
1307 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
1308 * function.c (assign_parms): Use calls.internal_arg_pointer.
1309 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
1311 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
1312 (TARGET_CALLS): Add it.
1313 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
1314 * targhooks.c (default_internal_arg_pointer): New.
1315 * targhooks.h (default_internal_arg_pointer): Declare.
1316 * tree.h (dwarf2out_reg_save_reg): Declare.
1317 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
1318 * config/i386/i386.c (dbx_register_map): Add return column.
1319 (dbx64_register_map, svr4_dbx_register_map): Likewise.
1320 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
1321 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
1322 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
1323 (ix86_save_reg): Save force_align_arg_pointer.
1324 (ix86_emit_save_regs): Make regno unsigned.
1325 (ix86_emit_save_regs_using_mov): Likewise.
1326 (ix86_expand_prologue): Handle force_align_arg_pointer.
1327 (ix86_expand_epilogue): Likewise.
1328 * config/i386/i386.h: (dbx_register_map): Update.
1329 (dbx64_register_map, svr4_dbx_register_map): Update.
1330 (struct machine_function): Add force_align_arg_pointer.
1331 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
1332 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
1333 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
1335 2005-11-02 Jan Hubicka <jh@suse.cz>
1338 * i386.md: Add peep2 for simplyfing array accesses.
1340 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1343 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
1344 * config/s390/s390.c (s390_decompose_shift_count): New function.
1345 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
1346 (print_shift_count_operand): Use s390_decompose_shift_count.
1347 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
1348 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
1350 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1353 * loop.c (loop_givs_rescan): Use force_operand to expand
1356 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
1359 * fold-const.c (build_range_check): Use unsigned when signed
1360 overflow is undefined also. If etype is subtype, make sure that
1361 the subtraction is in the supertype.
1363 2005-11-02 Richard Henderson <rth@redhat.com>
1366 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
1369 2005-11-01 Richard Henderson <rth@redhat.com>
1372 * loop.c (scan_loop): Do not propagate computations to a hard
1373 register destination with SMALL_REGISTER_CLASSES.
1375 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
1377 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
1378 costs for MULT inside PLUS or MINUS.
1380 2005-11-01 Bob Wilson <bob.wilson@acm.org>
1382 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
1383 (TRAMPOLINE_SIZE): Round up to 60.
1384 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
1386 2005-10-31 James E. Wilson <wilson@specifix.com>
1389 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
1390 ifdef. Put ifdefs around call in gen_subprogram_die.
1391 (compute_frame_pointer_to_cfa_displacement): Likewise.
1392 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
1395 PR rtl-optimization/17356
1396 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
1397 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
1399 2005-10-31 Jan Hubicka <jh@suse.cz>
1402 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
1405 * i386.c (legitimize_pic_address): Deal with large immediates.
1408 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
1409 from symbol names while computing checkup.
1412 * predict.c (predict_loops): Do not estimate more than
1413 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
1414 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
1416 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
1418 PR tree-optimization/19097
1419 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
1421 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
1423 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
1425 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
1428 * tree-inline.c (setup_one_parameter): If the init_stmt
1429 is NULL, don't insert the statement.
1431 2005-10-30 Jan Hubicka <jh@suse.cz>
1433 PR tree-optimization/24172
1434 * tree-inline.c (copy_body_r): Unshare the substituted value first.
1436 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
1438 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
1439 constants for hosts with long != 32 bits.
1441 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1444 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
1446 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
1448 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
1449 (TARGET_MS1_16_002): New.
1450 (TARGET_MS1_16_003): New.
1452 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
1453 ("*decrement_and_branch_until_zero_no_clobber"): New.
1454 Add corresponding splitter for decrement_and_branch_until_zero
1456 Key all decrement_and_branch_until_zero patterns off of
1459 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
1462 * tree-complex.c (extract_component): Treat RESULT_DECL
1463 like the rest of the decls.
1465 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
1467 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
1468 indirect call to _mcount if the function needs a static chain.
1470 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
1471 Caroline Tice <ctice@apple.com>
1473 PR rtl-optimization/24460
1474 * dwarf2out.c (have_switched_text_sections): New boolean variable.
1475 (dwarf2out_switch_text_section): Set it to true instead of
1476 incrementing separate_line_info_table_in_use.
1477 (output_loc_list): Additionally test have_switched_text_sections.
1478 (output_ranges): Likewise.
1479 (dwarf2out_finish): Likewise.
1480 * varasm.c (assemble_start_function): Do not call
1481 insert_section_boundary_note.
1482 (assemble_end_function): If flag_reorder_blocks_and_partition,
1483 switch to the function's section before emitting the .size directive.
1484 * bb-reorder.c (insert_section_boundary_note): Staticify.
1485 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
1486 * output.h (insert_section_boundary_note): Delete.
1488 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
1491 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
1492 instead of pointer equality when comparing types.
1494 2005-10-24 James E. Wilson <wilson@specifix.com>
1496 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
1497 add_dependence_list_and_free calls.
1499 2005-10-24 Steven Bosscher <stevenb@suse.de>
1501 * contrib.texi: Add the names of the LLNL folks who donated
1502 Cray pointer support for gfortran.
1504 2005-10-24 Steven Bosscher <stevenb@suse.de>
1506 PR tree-optimization/24225
1507 * profile.c (branch_prob): Look from end to start through a
1508 basic block when looking for a locus.
1510 2005-10-24 Richard Henderson <rth@redhat.com>
1512 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
1514 (hppa_expand_prologue): Likewise.
1516 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1518 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
1519 (NO_DEFERRED_PROFILE_COUNTERS): Define.
1520 * pa.h (NO_PROFILE_COUNTERS): Define.
1521 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
1522 (funcdef_nos): New vector to hold label numbers of deferred profile
1524 (output_deferred_profile_counters): New function.
1525 (hppa_profile_hook): Push label number onto funcdef_nos.
1526 (pa_hpux_file_end): Call output_deferred_profile_counters if
1527 NO_DEFERRED_PROFILE_COUNTERS is false.
1529 * pa-protos.h (get_deferred_plabel): New prototype.
1530 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
1532 (output_call): Adjust calls.
1534 2005-10-24 Alan Modra <amodra@bigpond.net.au>
1536 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
1537 peculiarity of GOT/TOC section usage.
1539 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
1542 * c-common.c (constant_string_class_name): Add documentation.
1544 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
1547 * recog.c (peephole2_optimize): Increment peep2_current_count
1548 only when the slot is empty.
1550 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1553 * except.c (output_function_exception_table): Call
1554 assemble_external_libcall if we need a personality function.
1556 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1558 PR rtl-optimization/24460
1559 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
1560 set the basic block for barriers.
1562 2005-10-21 Janis Johnson <janis187@us.ibm.com>
1564 * var-tracking.c (vt_initialize): Initialize post.
1566 2005-10-21 Devang Patel <dpatel@apple.com>
1569 * c-common.c (vector_types_convertible_p): Check vector element type.
1571 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
1573 * config/sh/sh.c (prepare_move_operands): Handle the address
1574 constant which is a tls symbolic address plus a constant.
1576 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
1579 * gcc.c (main): Use the correct counter for erroring out
1580 about mulitple files.
1582 2005-10-21 Alan Modra <amodra@bigpond.net.au>
1585 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
1586 use r2 for 64-bit tls .got access.
1588 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
1590 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
1593 2005-10-20 Steven Bosscher <stevenb@suse.de>
1595 PR tree-optimization/24307
1596 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
1598 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
1601 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
1603 * varasm.c (find_decl_and_mark_needed): After cgraph global info
1604 is ready, stop marking functions, but still mark variables.
1606 2005-10-20 Richard Guenther <rguenther@suse.de>
1609 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
1612 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1614 PR rtl-optimization/23585
1615 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
1616 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
1617 (may_trap_p_1): New predicate extracted from...
1618 (may_trap_p): ... here. Invoke may_trap_p_1.
1619 (may_trap_or_fault_p): New predicate.
1620 * rtl.h (may_trap_or_fault_p): Declare it.
1621 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
1622 instead of may_trap_p.
1623 (steal_delay_list_from_fallthrough): Likewise.
1624 (fill_simple_delay_slots): Likewise.
1625 (fill_slots_from_thread): Likewise.
1626 * function.c (pad_to_arg_alignment): Rework comment about
1627 SPARC_STACK_BOUNDARY_HACK.
1628 * config/sparc/sparc.h: Likewise.
1630 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
1632 * config/s390/s390.c (s390_expand_insv): New.
1633 * config/s390/s390-protos.h (s390_expand_insv): Declare.
1634 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
1635 ("icm_hi"): Remove mode attribute.
1636 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
1638 ("*extracthi", "*extractqi"): Remove.
1639 (extv<mode>", "*extzv<mode>"): New.
1640 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
1641 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
1643 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1645 * cfgexpand.c (discover_nonconstant_array_refs_r,
1646 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
1647 (tree_expand_cfg): Call discover_nonconstant_array_refs.
1648 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1649 discover_nonconstant_array_refs.
1651 2005-10-19 Steven Bosscher <stevenb@suse.de>
1654 * c-decl.c (pop_scope): Don't warn about an unused variable
1655 if it is marked with TREE_NO_WARNING.
1656 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
1657 somenow mismatch and olddecl is to be replaced.
1659 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1662 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
1663 whether registers live on the edge can be saved/restored.
1665 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
1667 * config/sh/sh.c (fixup_mova): Skip notes.
1669 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1671 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
1672 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
1673 (s390_can_eliminate): Handle BASE_REGNUM elimination.
1674 (s390_initial_elimination_offset): Likewise.
1675 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
1676 register on TARGET_ZARCH targets.
1677 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
1678 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1679 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
1680 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
1682 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1684 * config/s390/s390.md: Comment describing output modifiers updated.
1685 * config/s390/s390.c (print_operand): Likewise.
1687 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1689 * config/s390/s390.c (override_options): Added check for -mstack-size
1691 * doc/invoke.texi: Mention that limit in the documenation.
1693 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
1696 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
1698 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
1700 Fix PR tree-optimization/24231
1702 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
1703 (compute_avail): Ditto.
1705 2005-10-18 Richard Henderson <rth@redhat.com>
1708 * config/i386/i386.c (legitimate_constant_p): Check
1709 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
1711 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
1712 (legitimate_pic_address_disp_p): Reorg CONST checking to make
1713 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
1715 (print_operand_address): Likewise.
1716 * config/i386/predicates.md (x86_64_immediate_operand): Test
1717 SYMBOL_REF_TLS_MODEL properly inside CONST.
1718 (x86_64_zext_immediate_operand): Likewise.
1719 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
1720 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
1721 * config/i386/i386-protos.h: Remove predicates.md entries.
1723 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
1725 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1726 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
1728 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
1729 Ian Lance Taylor <ian@airs.com>
1732 * fold-const.c (fold_widened_comparison): Do not allow range based
1733 constant folding when right operand cannot be unwidened.
1735 2005-10-17 Richard Henderson <rth@redhat.com>
1737 * builtins.c (expand_builtin_synchronize): Build a new-style asm
1738 with a memory clobber.
1740 2005-10-17 James E Wilson <wilson@specifix.com>
1742 PR rtl-optimization/17356
1743 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
1744 checking for EDGE_EH.
1746 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1748 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
1749 the slot on an even boundary for any type with 16-byte alignment.
1751 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
1754 * md.texi (Modifiers) <%>: Clarify that % doesn't work
1755 after register allocation.
1757 2005-10-17 DJ Delorie <dj@redhat.com>
1759 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
1762 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
1765 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
1768 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
1770 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
1771 to 2 if it's already non-zero.
1772 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
1773 is set and warn about it if flag_schedule_insns is 1.
1775 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
1777 * config/crx/crx.md: Compare-and-branch instructions need to
1780 2005-10-17 Uros Bizjak <uros@kss-loka.si>
1783 * config/i386/i386.md (*pushdi2_rex64 splitter)
1784 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
1785 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
1786 flow2 pass only when (optimize > 0 && flag_peephole2).
1788 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
1791 * gcc.c (have_c): New static variable.
1793 (process_command): Remove declation of have_c.
1794 Set have_o to 1 when handling -o.
1795 (main): Add a fatel error if there are multiple
1796 files specified and -o and -c/-S is passed witout
1797 -combine or multiple languages.
1799 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
1801 Fix PR tree-optimization/22444
1802 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
1803 Assert that we don't hit something with subvars.
1804 (setup_pointers_and_addressables): Don't add things with subvars,
1805 because we'll already process the subvars for aliasing purposes.
1807 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
1810 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
1811 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
1812 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
1813 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
1814 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
1815 swapped, alternatives for the R constraint.
1818 * builtins.c (get_builtin_sync_mode): Make unlimited
1819 mode_for_size request.
1821 2005-10-15 Richard Henderson <rth@redhat.com>
1823 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
1824 (gimplify_expr): ... here.
1825 (gimplify_compound_lval): Use it in initial scan loop. Allow
1826 fb_lvalue in base expression.
1828 2005-10-15 Richard Henderson <rth@redhat.com>
1831 * builtins.c (expand_builtin_trap): Export.
1832 * expr.h (expand_builtin_trap): Declare.
1833 * expr.c (expand_assignment): Emit a trap for integral offsets
1834 from registers that weren't reduced to bitpos.
1836 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
1837 (mark_array_ref_addressable): Remove.
1838 * tree-flow.h (mark_array_ref_addressable): Remove.
1839 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
1841 2005-10-15 James E Wilson <wilson@specifix.com>
1844 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
1845 (add_dependence_list_and_free): Likewise.
1846 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1849 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1853 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1854 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1856 (vrp_visit_phi_node): Only prevent infinite iterations when
1857 the previous result and the new result are both VR_RANGEs.
1859 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1861 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1864 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1867 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1870 2005-10-14 Per Bothner <per@bothner.com>
1872 PR preprocessor/21250
1873 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1875 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1878 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1879 overflow flags. Refactor some conditionals.
1881 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1884 * tree-dfa.c (add_referenced_var): Only look at decls which
1885 have TREE_CONSTANT or TREE_READONLY set instead of if
1886 !TREE_PUBLIC or !TREE_CONSTANT.
1888 2005-10-13 James E Wilson <wilson@specifix.com>
1890 * doc/invoke.texi: For -x, add f95-cpp-input.
1891 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1893 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1895 PR tree-optimization/24262
1896 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1897 in loop all the time.
1899 2005-10-12 Richard Henderson <rth@redhat.com>
1902 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1903 * function.c (assign_parm_find_data_types): Don't support it.
1904 * print-tree.c (print_node): Likewise.
1905 * c-common.c (handle_transparent_union_attribute): Likewise.
1906 Use build_duplicate_type.
1907 * tree-inline.c (remap_type_1): Split out of remap_type;
1908 properly remap aggregate fields.
1909 (build_duplicate_type): New.
1910 * doc/extend.texi (Variable Attributes): Remove documentation
1911 for transparent_union.
1913 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1916 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1917 (gen_stack_pointer_dec): Likewise.
1919 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1923 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1925 (struct cxx): Add adjust_class_at_definition target hook.
1926 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1927 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1928 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1929 hook_void_tree. Add to TARGET_CXX.
1930 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1932 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1933 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1934 instead of attribute. Check for dllexport override. Warn if
1935 inconsistent dll linkage. Don't lose old dllimport if decl has
1936 had address referenced. Tweak lookup of dllimport atribute.
1937 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1938 for target specific rules. Don't add dllimport attribute if
1939 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1940 dllimport attribute.
1941 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1942 * varasm.c (initializer_constant_valid_p): Replace
1943 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1947 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1948 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1949 (i[34567]86-*-mingw32*): Likewise.
1951 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1952 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1954 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1955 C++-specific code. Change return value to bool.
1956 (i386_pe_dllimport_p): Likewise.
1957 (associated_type): Simplify and make language-independent
1958 (i386_pe_encode_section_info): Replace override of ambiguous
1959 dllimport symbol refs with a gcc_assert.
1960 (i386_pe_valid_dllimport_attribute_p): Define.
1961 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1962 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1963 i386_pe_adjust_class_at_definition.
1964 * config/i386/winnt-stubs.c: New file. Define stub versions of
1965 lang-specific functions.
1966 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1967 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1968 i386_pe_adjust_class_at_definition.
1969 (i386_pe_valid_dllimport_attribute_p): Declare.
1970 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1971 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1972 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1975 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1976 dllimport attribute with test of DECL_DLLIMPORT_P.
1978 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1980 * combine.c (make_extraction): Correct offset computation.
1982 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1984 * config/cris/t-linux (LIMITS_H_TEST): Define.
1986 2005-10-12 Richard Henderson <rth@redhat.com>
1989 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1991 2005-10-12 Richard Guenther <rguenther@suse.de>
1993 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1995 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1998 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1999 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
2002 2005-10-12 Richard Guenther <rguenther@suse.de>
2005 * varasm.c (output_constant): Correct typo from previous
2008 2005-10-11 Ian Lance Taylor <ian@airs.com>
2010 PR rtl-optimization/13931
2011 * combine.c: Revert patch of 2003-05-14, and:
2012 (try_combine): Only set elim_i1 and elim_i2 if the destination is
2013 completely killed in the appropriate insn.
2014 (distribute_notes): Don't skip multiple hard register test for
2015 elim_i1 and elim_i2.
2017 2005-10-11 Richard Henderson <rth@redhat.com>
2020 * c-typeck.c (convert_for_assignment): Use build_constructor_single
2021 to initialize a transparent union instead of a nop_expr.
2023 2005-10-11 Richard Henderson <rth@redhat.com>
2025 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
2026 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
2027 (tree_ssa_dce_loop): Call scev_reset.
2030 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
2031 * tree-ssa-dce.c: Include cfgloop.h.
2032 (tree_ssa_dce_loop, pass_dce_loop): New.
2033 * tree-pass.h (pass_dce_loop): Declare it.
2034 * passes.c (init_optimization_passes): Use it.
2036 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2039 * convert.c (convert_to_real): Revert 2005-10-05 patch.
2040 Only apply the optimization for rounding builtins if the inner
2041 cast is also an extension.
2043 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
2046 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
2047 mark_new_vars_to_rename instead of update_stmt.
2049 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
2051 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
2053 2005-10-11 Jakub Jelinek <jakub@redhat.com>
2055 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
2056 for setting MMX register to 0 rather than mmx.
2058 2005-10-10 Steve Ellcey <sje@cup.hp.com>
2061 * configure.ac: Move gas check from mips specific case to common case.
2062 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
2063 * configure: Regenerate
2064 * doc/install.texi: Update.
2066 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2069 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
2071 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
2073 * gcc.c (do_spec_1): Accept numeric characters in file name
2076 2005-10-10 Nick Clifton <nickc@redhat.com>
2078 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
2079 describing the deleted arm_gen_rotated_half_load function.
2081 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
2083 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
2086 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
2088 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
2090 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
2091 (EXTRA_MULTILIB_PARTS): Define.
2092 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2093 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2094 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
2095 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2096 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2097 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
2099 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
2101 PR tree-optimization/24226
2102 * tree-cfg.c (remove_bb): Clean up unreachable loops.
2103 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
2104 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
2107 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2109 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
2111 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
2114 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
2115 Rewrite for no need for the early clobber.
2117 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2119 Merge from csl-arm-branch:
2120 2005-09-07 Paul Brook <paul@codesourcery.com>
2121 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
2124 2005-04-30 Paul Brook <paul@codesourcery.com>
2125 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
2126 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
2128 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
2129 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
2130 (arm_override_options): Use TARGET_AAPCS_BASED.
2131 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
2132 (PTRDIFF_TYPE): Use int for AAPCS.
2133 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
2134 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
2135 (DEFAULT_SHORT_ENUMS): Delete.
2136 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
2138 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
2139 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
2140 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
2141 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
2143 2004-12-03 Mark Mitchell <mark@codesourcery.com>
2144 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
2146 2004-11-22 Mark Mitchell <mark@codesourcery.com>
2147 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
2149 2004-11-19 Mark Mitchell <mark@codesourcery.com>
2150 * config.gcc (arm*-*-linux-gnueabi): Add it.
2151 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
2153 (TARGET_OS_CPP_BUILTINS): Likeiwse.
2154 * config/arm/linux-eabi.h: New file.
2155 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
2156 (LINUX_TARET_LINK_SPEC): Likewise.
2157 (LINK_SPEC): Use it.
2158 * config/arm/t-linux-eabi: New file.
2160 2005-10-08 Steven Bosscher <stevenb@suse.de>
2163 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
2165 (PARAM_SMS_DFA_HISTORY): Likewise.
2167 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2170 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
2171 (load_register_parameters): Call it.
2172 (check_sibcall_argument_overlap_1): Likewise.
2173 (store_one_arg): Likewise.
2175 2005-10-07 James E. Wilson <wilson@specifix.com>
2177 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
2178 DImode not VECINT24 for operand 2.
2181 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
2185 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
2186 fr_spill): Use destination_operand for operand 0.
2188 2005-10-07 DJ Delorie <dj@redhat.com>
2190 * varasm.c (output_constant): Limit error to expanding
2193 2005-10-07 Richard Guenther <rguenther@suse.de>
2196 * fold-const.c (fold_binary): Fix operand types during folding
2197 of X op (A, Y). Evaluation order of the side-effects of
2198 X and A are frontend-defined, so ensure we honour that even for
2199 tcc_comparison class operands; eased by removing duplicate code.
2201 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2203 * stor-layout.c (layout_type): Do not allow alignment of array
2204 elements to be greater than their size.
2206 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2208 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
2210 (hppa*-*-linux*): Ditto.
2211 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
2212 * config/host-hpux.c: New.
2213 * config/x-hpux: New.
2214 * config/pa/x-hpux: Remove.
2215 * config/pa/x-linux: Remove.
2216 * config/pa/pa-host.c: Remove.
2218 2005-10-07 Jeff Law <law@redhat.com>
2220 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
2221 determine whether or not to try and thread outgoing edges.
2223 2005-10-07 David Edelsohn <edelsohn@gnu.org>
2225 * config/rs6000/rs6000.md (eqsi_power): New.
2226 (neg_eq0si): Add TARGET_POWER to final condition.
2229 2005-10-06 Richard Henderson <rth@redhat.com>
2231 * config/rs6000/rs6000.c: Revert last change.
2233 2005-10-06 Richard Henderson <rth@redhat.com>
2235 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
2236 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
2238 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
2242 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
2243 out return_label and naked_return_label.
2245 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2247 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
2250 2005-10-06 Richard Henderson <rth@redhat.com>
2253 * tree-inline.c (declare_return_variable): Handle modify_dest not
2256 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2258 Fix PR tree-optimization/22488
2259 * tree-ssa-structalias.c (check_for_overlaps): New function.
2260 (create_variable_info_for): Use it.
2262 2005-10-06 Richard Henderson <rth@redhat.com>
2265 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
2266 (dwarf2out_start_source_file): Print it.
2268 2005-10-06 Geoffrey Keating <geoffk@apple.com>
2270 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
2272 2005-10-06 Richard Henderson <rth@redhat.com>
2275 * mode-switching.c (optimize_mode_switching): Clear transp bit
2276 for block with incomming abnormal edges.
2278 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
2279 (fpscr_set_from_mem): Use them.
2280 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
2281 (fpscr postinc splitters): Rewrite as peephole2+split.
2283 2005-10-06 David Edelsohn <edelsohn@gnu.org>
2285 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
2286 (eq<mode>_compare): Same.
2288 2005-10-06 Richard Guenther <rguenther@suse.de>
2290 PR tree-optimization/24238
2291 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
2293 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
2295 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
2296 here. Use AC_PATH_PROG for environment variables instead of
2298 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
2300 * configure: Regenerated.
2302 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
2305 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
2306 then force it into a register.
2307 (call_value): Likewise.
2309 2005-10-06 Richard Henderson <rth@redhat.com>
2312 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
2313 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
2314 under pass_vectorize.
2316 2005-10-05 Devang Patel <dpatel@apple.com>
2319 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
2320 handling constants. Check NAMESPACE_DECL context for constants.
2322 2005-10-05 Eric Christopher <echristo@apple.com>
2324 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
2326 2005-10-05 Richard Henderson <rth@redhat.com>
2329 * tree-cfg.c (mark_array_ref_addressable_1): New.
2330 (mark_array_ref_addressable): New.
2331 * tree-flow.h (mark_array_ref_addressable): Declare.
2332 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
2334 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
2338 * reload.c (subst_reloads): When adding a REG_LABEL to a
2339 jump instruction, also update JUMP_LABEL.
2341 2005-10-05 David Edelsohn <edelsohn@gnu.org>
2343 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
2344 * bb-reorder.c (copy_bb_p): Use it.
2345 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
2347 2005-10-05 Richard Henderson <rth@redhat.com>
2350 * toplev.c (process_options): Warn about unsupported combinations
2351 of unwind tables and omit-frame-pointer.
2352 * config/i386/i386.c (override_options): Similarly. Enable
2353 accumulate-outgoing-args if not explicitly disabled.
2355 2005-10-05 Steve Ellcey <sje@cup.hp.com>
2357 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
2358 Handle big endian vs. small endian.
2359 (vec_initv2sf): Handle big endian vs. small endian.
2360 (*vec_extractv2sf_1): Ditto.
2362 2005-10-05 Dale Johannesen <dalej@apple.com>
2364 * convert.c (convert_to_real): Don't convert
2365 (float)floor(double d) to floorf((float)d).
2367 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
2369 * config/arm/arm.md (insv): Use gen_int_mode in more places.
2371 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
2373 PR tree-optimization/18587
2374 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
2375 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
2376 build_vuses): Change to VEC type.
2377 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
2378 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
2379 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
2380 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
2381 (get_name_decl): New. Return DECL_UID of base variable.
2382 (operand_build_cmp): New. qsort comparison routine.
2383 (operand_build_sort_virtual): New. Sort virtual build vector.
2384 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
2385 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
2386 (FINALIZE_BASE): Use get_name_decl.
2387 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
2388 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
2389 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
2390 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
2391 direct VEC_* manipulations.
2392 (build_ssa_operands): Call operand_build_sort_virtual.
2393 (copy_virtual_operand, create_ssa_artficial_load_stmt,
2394 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
2395 with direct VEC_* manipulations.
2396 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
2397 with direct VEC manipulations.
2399 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
2401 PR tree-optimization/21419
2402 PR tree-optimization/24146
2403 PR tree-optimization/24151
2405 * c-typeck.c (readonly_error): Handle USE being lv_asm.
2406 (build_asm_expr): Call it if outputs are read-only.
2407 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
2409 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
2410 Paolo Bonzini <bonzini@gnu.org>
2414 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
2415 enable the instructions and not just the built-ins.
2416 * doc/invoke.texi (x86 Options): Likewise.
2418 2005-10-04 Geoffrey Keating <geoffk@apple.com>
2420 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
2422 * doc/invoke.texi (Option Summary): Correct spelling
2423 of -mmacosx-version-min.
2425 2005-10-04 Devang Patel <dpatel@apple.com>
2427 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
2430 2005-10-04 Steve Ellcey <sje@cup.hp.com>
2432 * tree-vect-transform.c (vect_create_epilog_for_reduction):
2433 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
2435 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
2437 * config/s390/s390.md ("TDSI","DP"): New mode macros.
2438 ("TE","tg"): New mode attributes.
2439 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
2440 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
2441 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
2442 dword_mode and one for GPRmode.
2444 2005-10-04 Ian Lance Taylor <ian@airs.com>
2446 PR preprocessor/13726
2447 * c-ppoutput.c (cb_include): Add comments parameter, and print out
2448 any comments passed in.
2450 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2452 * tree.c (annotate_with_file_line): Fix typo.
2454 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2457 * builtins.c (fold_builtin_memcmp): When constructing the pointer
2458 type used to access data in the inlined length == 1 case, use
2459 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
2460 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
2462 2005-10-04 Uros Bizjak <uros@kss-loka.si>
2464 * config/i386/i386.h (TARGET_FISTTP): Enable also for
2465 TARGET_SSE3 and only for TARGET_80387.
2466 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
2467 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
2468 Do not depend on TARGET_80387.
2470 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2472 * tree.c (last_annotated_node): Change type to location_t*.
2473 (annotate_with_file_line): Reflect the change of
2474 last_annotated_node type.
2476 2005-10-04 Richard Guenther <rguenther@suse.de>
2479 * c-decl.c (grokdeclarator): Don't write to fields
2482 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2485 * c-decl.c (finish_decl): Use set_user_assembler_name even for
2487 * varasm.c (make_decl_rtl): If a register variable does not
2488 have a set user assmbler name, error out.
2489 Decode the asmspec is now name+1 bypassing '*'.
2491 2005-10-04 Steven Bosscher <stevenb@suse.de>
2493 PR tree-optimization/23049
2494 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
2495 of a COND_EXPR is folded before calling fold on the whole rhs of a
2496 conditional assignment.
2497 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
2498 document that a COND_EXPR may appear there.
2500 2005-10-03 Diego Novillo <dnovillo@redhat.com>
2503 * tree-vrp.c (extract_range_from_assert): If the new numeric
2504 range created out of the assertion contradicts the existing
2505 numeric range of the ASSERT_EXPR variable, make the new range
2508 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
2510 * config/sh/sh.c (sh_register_move_cost): Add case for moving
2511 from T_REGS to FP register class.
2513 2005-10-03 Richard Henderson <rth@redhat.com>
2516 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
2517 before creating a new one.
2519 2005-10-03 David Edelsohn <edelsohn@gnu.org>
2521 * config/rs6000/t-aix43 (LDFLAGS): New.
2522 * config/rs6000/t-aix52 (LDFLAGS): New.
2524 2005-10-03 Ian Lance Taylor <ian@airs.com>
2526 * gimplify.c (find_single_pointer_decl_1): New static function.
2527 (find_single_pointer_decl): New static function.
2528 (internal_get_tmp_var): For a formal variable, set restrict base
2529 information if appropriate.
2530 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
2532 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
2533 (DECL_GET_RESTRICT_BASE): Define.
2534 (SET_DECL_RESTRICT_BASE): Define.
2535 (decl_restrict_base_lookup): Declare.
2536 (decl_restrict_base_insert): Declare.
2537 (struct tree_decl_with_vis): Add based_on_restrict_p field.
2538 * tree.c (restrict_base_for_decl): New static variable.
2539 (init_ttree): Initialize restrict_base_for_decl.
2540 (copy_node_stat): Copy restrict base information.
2541 (decl_restrict_base_lookup): New function.
2542 (decl_restrict_base_insert): New function.
2543 (print_restrict_base_statistics): New static function.
2544 (dump_tree_statistics): Call print_restrict_base_statistics.
2546 2005-10-02 Diego Novillo <dnovillo@redhat.com>
2549 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
2550 case of anti-ranges.
2552 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
2555 * c-typeck.c (tagged_tu_seen): Rename to ...
2556 (tagged_tu_seen_cache): this and add val field.
2557 (comptypes): Move functional to comptypes_internal
2558 and free tagged_tu_seen.
2559 (comptypes_internal): New function and call comptypes_internal
2560 instead of comptypes. Speed up by sibcalling
2561 tagged_types_tu_compatible_p.
2562 (alloc_tagged_tu_seen): New function
2563 (free_all_tagged_tu_seen_up_to): New function.
2564 (tagged_types_tu_compatible_p): Return the val of the seen two
2566 Add that the two types are the same to tagged_tu_seen_base
2567 if they are and call comptypes_internal instead of comptypes.
2568 <case UNION_TYPE>: Speed up common type where the fields are
2570 (function_types_compatible_p): Call comptypes_internal instead of
2572 (type_lists_compatible_p): Likewise.
2573 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
2575 2005-10-02 Matthias Klose <doko@debian.org>
2577 * doc/invoke.texi: Fix typo and speling error.
2579 2005-10-01 Richard Henderson <rth@redhat.com>
2581 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
2583 2005-10-01 Mark Mitchell <mark@codesourcery.com>
2585 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
2586 using --start-group and --end-group.
2588 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2590 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
2591 FIXME note regarding quirky semantics.
2593 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2596 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
2597 non-null range as a last resort.
2599 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
2600 Diego Novillo <dnovillo@redhat.com>
2603 * tree-vrp.c (extract_range_from_assert): For !=
2604 assertions, only build an anti-range if LIMIT is a
2605 single-valued range.
2607 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
2609 * arm.md (movqi): On thumb when optimizing, handle loading from
2610 memory by describing this as taking a subreg of a zero-extended load
2611 into an SImode register.
2614 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
2616 * reload1.c (merge_assigned_reloads): Do not change any
2617 RELOAD_FOR_OUTPUT_ADDRESS reloads.
2619 2005-09-30 Geoffrey Keating <geoffk@apple.com>
2621 * Makefile.in (LIPO_FOR_TARGET): Define.
2622 (STRIP_FOR_TARGET): Define.
2624 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
2625 before creating new ones. Do symlinks before creating the actual
2628 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
2629 to work out which multilibs are actually being built.
2631 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
2633 * tree-vect-transform.c, config/ms1/ms1.md,
2634 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
2635 Follow spelling conventions.
2636 * doc/invoke.texi, doc/md.texi: Fix typos.
2638 2005-09-30 Andrew Macleod <amacleod@redat.com>
2640 PR tree-optimization/21430
2641 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
2642 use operands, and set stmt pointer if need be.
2643 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
2644 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
2647 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2650 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
2652 2005-09-29 Mark Mitchell <mark@codesourcery.com>
2654 * optabs.c (expand_binop): Initialize first_pass_p.
2656 2005-09-29 Jakub Jelinek <jakub@redhat.com>
2659 * c-decl.c (c_write_global_declarations_1): If any
2660 wrapup_global_declaration_2 call returned true, restart the loop.
2662 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
2664 Fix PR tree-optimization/24117
2665 * tree-ssa-structalias.c (find_func_aliases): Strip nops
2666 before considering whether to use anyoffset.
2668 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2672 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2674 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2676 (swap_commutative_operands_with_target): New.
2678 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2681 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
2684 2005-09-29 Steven Bosscher <stevenb@suse.de>
2686 PR tree-optimization/23911
2687 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
2688 and IMAGPART_EXPR too.
2690 2005-09-28 Mark Mitchell <mark@codesourcery.com>
2693 * expmed.c (expand_shift): Move logic to reverse rotation
2694 direction when rotating by constants ...
2695 * optabs.c (expand_binop): ... here.
2696 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
2697 (ix86_rotrdi3): New pattern.
2698 (rotldi3): Handle 32-bit mode.
2699 (ix86_rotldi3): New pattern.
2701 2005-09-29 Alan Modra <amodra@bigpond.net.au>
2704 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
2705 check for numbers that need no bit twiddle.
2707 2005-09-28 Geoffrey Keating <geoffk@apple.com>
2709 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
2710 multilib to be built.
2712 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
2713 (stage1-start): Delete old libgcc and libunwind before moving
2714 anything into the stage directory.
2715 (stage2-start): Likewise.
2716 (stage3-start): Likewise.
2717 (stage4-start): Likewise.
2718 (stageprofile-start): Likewise.
2719 (stagefeedback-start): Likewise.
2720 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
2721 header in tm_file and CPU-specific t-darwin in tmake_file.
2722 (i[34567]86-*-darwin*): Don't change tm_file.
2723 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
2724 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
2725 shared library stub for target OS version.
2726 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
2727 (SHLIB_LINK): Don't make SHLIB_SOLINK.
2728 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
2729 (libgcc_s.%.dylib): New.
2731 (install-darwin-libgcc-stubs): New.
2732 (INSTALL_LIBGCC): New append.
2733 * config/i386/darwin-libgcc.10.4.ver: New.
2734 * config/i386/darwin-libgcc.10.5.ver: New.
2735 * config/i386/t-darwin: New.
2736 * config/rs6000/darwin-libgcc.10.4.ver: New.
2737 * config/rs6000/darwin-libgcc.10.5.ver: New.
2738 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
2739 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
2741 2005-09-28 Paul Brook <paul@codesourcery.com>
2743 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
2746 2005-09-28 Richard Guenther <rguenther@suse.de>
2748 PR tree-optimization/23853
2749 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
2750 host_integerp to verify misalignment value.
2752 2005-09-28 Richard Henderson <rth@redhat.com>
2754 * builtins.c (get_builtin_sync_mode): New.
2755 (expand_builtin_sync_operation): Pass in mode argument.
2756 (expand_builtin_compare_and_swap): Likewise.
2757 (expand_builtin_lock_test_and_set): Likewise.
2758 (expand_builtin_lock_release): Likewise.
2759 (expand_builtin): Update to match.
2761 2005-09-28 Nick Clifton <nickc@redhat.com>
2763 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
2764 formatting. Add check to PLUS case to ensure that the offset is
2765 within an acceptable range.
2767 * config/v850/v850.md (casesi): Disable the generation of the
2768 switch pattern as it is not being handled properly at the moment.
2770 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
2771 for when the high words are identical.
2773 2005-09-27 Richard Henderson <rth@redhat.com>
2775 * pretty-print.c (pp_base_format): Fix typo for %>.
2777 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
2778 Devang Patel <dpatel@apple.com>
2780 PR tree-optimization/23625
2781 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
2782 LABEL_EXPR, assertion check.
2784 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
2786 * optabs.c (no_conflict_move_test): Check if a result of a
2787 to-be-moved insn would be clobbered by an originally
2790 2005-09-27 Jeff Law <law@redhat.com>
2792 * passes.c (init_optimization_passes): Replace copy propagation
2793 passes immediately after DOM with phi-only copy propagation
2794 pases. Add phi-only copy propagation pass after first DOM pass.
2795 * tree-pass.h (pass_phi_only_copy_prop): Declare.
2796 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
2797 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
2798 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
2799 to init_copy_prop. Callers updated.
2800 (do_phi_only_copy_prop): New function.
2801 (pass_phi_only_copy_prop): New pass descriptor.
2803 2005-09-27 Nick Clifton <nickc@redhat.com>
2805 * libgcc2.c (__popcount_tab): Remove redundant prototype.
2807 2005-09-26 Jason Merrill <jason@redhat.com>
2810 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
2812 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
2814 2005-09-26 James E Wilson <wilson@specifix.com>
2816 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
2817 copyright. Add gcc copyright plus libgcc exception.
2818 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
2820 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
2822 2005-09-26 Jeff Law <law@redhat.com>
2824 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
2825 about when to iterate.
2827 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
2830 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
2831 for __complex__ double in -mcpu=G5 mode.
2833 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2835 PR tree-optimization/23942
2836 * Makefile.in (SCEV_H): Depends on PARAMS_H.
2837 * tree-scalar-evolution.c: Include params.h.
2839 (follow_ssa_edge, follow_ssa_edge_in_rhs,
2840 follow_ssa_edge_in_condition_phi_branch,
2841 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
2842 Change return type to t_bool. Use a parameter to limit the size of
2843 trees that are walked before stopping
2844 (analyze_evolution_in_loop): Initialize the limit to 0.
2845 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2846 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2848 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2851 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2852 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2854 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2856 * combine.c (make_extraction): Check for valid use of subreg.
2858 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2861 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2862 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2863 ("fist<mode>2_with_temp"): Use only register operands.
2865 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2867 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2868 CALL_INSN_FUNCTION_USAGE.
2870 2005-09-26 Richard Guenther <rguenther@suse.de>
2873 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2874 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2875 (ldst_entry): Use the hashtable instead of list-walking.
2876 (find_rtx_in_ldst): Likewise.
2877 (free_ldst_entry): Free the hashtable.
2878 (compute_ld_motion_mems): Create the hashtable.
2879 (trim_ld_motion_mems): Remove entry from hashtable if
2880 removing it from list.
2881 (compute_store_table): Likewise^2.
2882 (store_motion): Free hashtable in case we did not see
2885 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2887 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2888 and arg1 if we are passing them to fold_build2.
2890 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2893 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2896 2005-09-25 Richard Henderson <rth@redhat.com>
2898 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2899 SYMBOL_REF_TLS_MODEL to be correct.
2901 2005-09-24 Richard Henderson <rth@redhat.com>
2903 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2904 end of function. Reindent.
2906 2005-09-24 Ian Lance Taylor <ian@airs.com>
2908 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2909 NEGATE_EXPR/BIT_NOT_EXPR case.
2911 2005-09-24 Richard Henderson <rth@redhat.com>
2913 * c-common.c (handle_mode_attribute): When not modifying in place,
2914 create subtypes for enumerations.
2915 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2916 * gimplify.c (create_tmp_from_val): Likewise.
2918 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2920 * config/i386/i386.md (*tls_global_dynamic_64,
2921 *tls_local_dynamic_base_64): Add missing mode to call.
2922 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2924 2005-09-24 Jan Hubicka <jh@suse.cz>
2926 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2927 (cgraph_clone_node): Likewise.
2928 * cgraph.h (cgraph_clone_edge): Update prototype.
2929 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2930 duplicated prototypes; add updating argument.
2931 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2932 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2934 (cgraph_mark_inline_edge): Likewise.
2935 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2936 (cgraph_flatten_node): Likewise.
2937 (cgraph_decide_recursive_inlining): Likewise.
2938 (cgraph_decide_inlining_of_small_function): Likewise.
2939 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2941 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2942 Pete Steinmetz <steinmtz@us.ibm.com>
2944 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2945 (rldic.): Set type to "compare".
2947 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2948 mfjmpr for MFCTR/MFLR.
2949 (movdf_hardfloat64): Same.
2950 (movdf_softfloat64): Same. Correct order of store and move types.
2951 (movti_string): Set type to store_ux/load_ux.
2952 (load_multiple): Set type to load_ux.
2953 (store_multiple): Set type to store_ux.
2954 (movmemsi): Set type to store_ux.
2955 (output_cbranch direct_return): Set type to jmpreg.
2956 (stmw): Set type to store_ux.
2957 (lmw): Set type to load_ux.
2958 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2959 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2960 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2961 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2962 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2963 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2964 (rios1-fpstore): Increase latency to 3.
2965 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2966 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2968 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2969 Andrew Pinski <pinskia@physics.uc.edu>
2971 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2972 operand2 constraint to "b".
2973 (sync_<fetchop_name>di_internal): Same.
2974 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2976 (sync_old_<fetchop_name>di_internal): Same.
2977 (sync_new_<fetchop_name>si_internal): Same.
2978 (sync_new_<fetchop_name>di_internal): Same.
2980 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2983 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2984 case, define as macros.
2986 PR rtl-optimization/23837
2987 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2988 clobber / clobber match between dest and p->first.
2990 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2991 (no_conflict_move_test): Update comments.
2993 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2995 * doc/install.texi: Update URL for Jacks.
2996 * doc/sourcebuild.texi: Likewise.
2998 2005-09-22 David Edelsohn <edelsohn@gnu.org>
3001 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
3002 registers when choosing register preferences.
3003 (movdf_hardfloat64): Same.
3005 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
3007 * expmed.c (expand_shift): Don't use the target of the rotate as
3008 target for the first expanded shift insn.
3009 * testsuite/gcc.dg/20050922-1.c: Testcase added.
3011 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
3013 PR tree-optimization/22438
3014 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
3015 preserved iv rhs rewriting specially.
3017 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
3019 * tree-data-ref.c (analyze_array_indexes): Only estimate when
3020 estimate_only is true.
3021 * tree-flow.h (ref_contains_indirect_ref): New prototype.
3022 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
3023 tree-ssa-structalias.c
3024 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
3025 ref_contains_indirect_ref.
3026 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
3028 2005-09-21 DJ Delorie <dj@redhat.com>
3030 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
3032 (mn10300_return_in_memory): Support variable size types also.
3033 (mn10300_pass_by_reference): Likewise.
3034 (mn10300_function_value): New.
3035 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
3036 (FUNCTION_OUTGOING_VALUE): Likewise.
3037 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
3038 * doc/invoke.texi: Document it.
3040 2005-09-21 Uros Bizjak <uros@kss-loka.si>
3043 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
3044 force integer op1 into register for XFmode compares.
3046 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
3049 * expmed.c (alg_code): Add alg_impossible.
3050 (alg_hash_entry): Add cost.
3051 (synth_mult): Record alg_impossible in the hash table if
3052 multiplication by a given integer is impossble within the
3053 limit. Speed up using alg_impossible.
3055 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3057 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
3058 argument. Allow and set any offset if needs_anyoffset is passed
3060 (get_constraint_for): Add argument here too.
3062 (do_structure_copy): Pass NULL to get_constraint_for.
3063 (handle_ptr_arith): Ditto.
3064 (find_func_aliases): Ditto.
3066 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
3068 PR rtl-optimization/23898
3069 * output.h (get_attr_min_length): Declare.
3070 * final.c (get_attr_length_1): New function, broken out of:
3072 (get_attr_min_length): New function.
3073 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
3074 (duplicate_computed_gotos): Likewise.
3075 * genattr.c (insn_min_length): Generate declaration.
3076 * genattrtab.c (min_fn, min_attr_value): New functions.
3077 (make_length_attrs): Generate insn_min_length.
3079 2005-09-20 Steve Ellcey <sje@cup.hp.com>
3081 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
3083 2005-09-20 Richard Henderson <rth@redhat.com>
3085 PR tree-optimization/24059
3086 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
3089 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
3091 * c.opt (fextended-identifiers): New.
3092 * c-opts.c (c_common_handle_option): Handle
3093 -fextended-identifiers.
3094 * doc/cpp.texi: Update documentation of extended identifiers.
3095 * doc/cppopts.texi (-fextended-identifiers): Document.
3097 2005-09-20 Jakub Jelinek <jakub@redhat.com>
3099 PR tree-optimization/23929
3100 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
3103 PR tree-optimization/23818
3104 * tree-stdarg.c (execute_optimize_stdarg): Call
3105 calculate_dominance_info.
3107 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3109 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
3110 (analyze_siv_subscript_cst_affine): Add weak SIV test.
3111 (compute_overlap_steps_for_affine_1_2): Use
3112 get_number_of_iters_for_loop.
3113 (analyze_subscript_affine_affine): Check whether difference is
3115 Use get_number_of_iters_for_loop.
3116 Check whether overlap occurs outside of bounds.
3117 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
3119 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
3121 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
3122 base register if possible.
3124 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
3126 PR tree-optimization/18463
3127 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
3128 converting it directly is not possible.
3129 (chrec_convert_aggressive): New function.
3130 * tree-chrec.h (chrec_convert_aggressive): Declare.
3131 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
3132 Fold chrec conversions aggressively if asked to.
3133 (instantiate_parameters): Modified because of changes in
3134 instantiate_parameters_1.
3136 2005-09-19 Richard Henderson <rth@redhat.com>
3138 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
3139 (reduc_splus_v2df): New.
3141 2005-09-19 Richard Sandiford <richard@codesourcery.com>
3143 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
3144 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
3146 2005-09-19 Richard Henderson <rth@redhat.com>
3148 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
3151 2005-09-19 Richard Henderson <rth@redhat.com>
3153 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
3154 (ia64_expand_dot_prod_v8qi): New.
3155 * config/ia64/ia64-protos.h: Update.
3156 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
3157 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
3158 sdot_prodv8qi, sdot_prodv4hi): New.
3159 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
3161 2005-09-19 Richard Henderson <rth@redhat.com>
3164 * real.c (exact_real_truncate): Return false if the format cannot
3165 represent the number as a normal.
3167 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
3168 for a memory source.
3170 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
3172 * tree-ssa-operands.c (swap_tree_operands): Export.
3173 * tree.h (swap_tree_operands): Declare.
3174 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
3175 Call swap_tree_operands.
3177 2005-09-19 Richard Henderson <rth@redhat.com>
3179 * tree-flow.h (merge_alias_info): Declare.
3180 * tree-ssa-copy.c (merge_alias_info): Export.
3181 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
3182 (vect_create_data_ref_ptr): Use create_iv directly.
3183 (vectorizable_load): Use correct types for integer constants.
3184 (vect_generate_tmps_on_preheader): Likewise.
3185 (vect_gen_niters_for_prolog_loop): Likewise.
3187 2005-09-19 Steven Bosscher <stevenb@suse.de>
3189 PR rtl-optimization/23943
3190 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
3192 2005-09-18 Jan Hubicka <jh@suse.cz>
3194 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
3196 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
3198 * varasm.c (output_constant): Do not abort on conversions to union
3199 types between different sizes.
3201 2005-09-18 Richard Guenther <rguenther@suse.de>
3204 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
3207 2005-09-18 Paul Brook <paul@codesourcery.com>
3209 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
3211 2005-09-17 Richard Henderson <rth@redhat.com>
3213 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
3214 * tree-ssa-loop.c (pass_vect_dce): Remove.
3215 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
3218 2005-09-17 Richard Henderson <rth@redhat.com>
3220 * tree-pass.h (pass_vect_dce): Declare.
3221 * passes.c (init_optimization_passes): Add it.
3222 * tree-flow.h (tree_ssa_dce): Declare.
3223 * tree-ssa-dce.c (tree_ssa_dce): Export.
3224 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
3225 (gate_tree_vectorize): ... here.
3226 (pass_vect_dce): New.
3228 2005-09-17 Jan Hubicka <jh@suse.cz>
3230 * except.c (struct eh_status): Turn region_array into vec.
3231 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
3232 convert_from_eh_region_ranges, find_exception_handler_labels,
3233 current_function_has_exception_handlers, assign_filter_values,
3234 build_post_landing_pads, dw2_build_landing_pads,
3235 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
3236 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
3237 foreach_reachable_handler, can_throw_internal_1,
3238 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
3240 (duplicate_eh_region_1): Update region_array.
3241 (duplicate_eh_regions): Resize region_array and avoid recomputing.
3243 2005-09-17 David Edelsohn <edelsohn@gnu.org>
3246 * expmed.c (expand_mult): Substitute simple register for op0 when
3249 2005-09-17 Richard Henderson <rth@redhat.com>
3251 * expr.c (emit_move_via_integer): Add force argument, pass it on
3252 to emit_move_change_mode. Update callers.
3253 (emit_move_complex): Pass true to new force argument.
3254 * function.c (expand_function_end): Move expand_eh_return call
3255 earlier. Merge sub-word complex values into a pseudo before
3256 copying to the return hard register.
3258 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
3260 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
3261 between different sizes.
3263 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
3267 * passes.c (init_optimization_passes): Register dump files for
3270 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
3272 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
3273 * config/s390/s390.c (s390_overlap_p): New function.
3274 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
3275 peephole2, "*xc" peephole2): Added overlap check to the peephole2
3278 2005-09-16 Richard Guenther <rguenther@suse.de>
3280 * ipa-pure-const.c (static_execute): Free auxiliar information.
3281 * ipa-type-escape.c (discover_unique_type): Free temporary key.
3282 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
3284 2005-09-15 DJ Delorie <dj@redhat.com>
3286 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
3288 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3290 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3292 (swap_commutative_operands_with_target): New.
3294 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
3296 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
3299 (estimate_iters_using_array): New function.
3300 * tree-data-ref.h (estimate_iters_using_array): Prototype
3301 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3302 Use estimate_iters_using_array instead of analyze_array.
3304 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
3306 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
3309 2005-09-15 Michael Matz <matz@suse.de>
3311 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
3313 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
3315 PR tree-optimization/23835
3316 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
3317 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
3319 2005-09-14 Richard Henderson <rth@redhat.com>
3321 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
3322 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
3324 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
3326 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
3327 in the ARRAY_TYPE case.
3329 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
3331 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
3333 2005-09-14 Uros Bizjak <uros@kss-loka.si>
3336 * tree-vect-transform.c (vectorizable_operation): Return false for
3337 scalar shift operations and for vector shift operations with
3338 non-invariant shift arguments. Use scalar tree operand op1 as
3339 a shift operand when vector shift insn pattern uses scalar shift
3341 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
3343 2005-09-14 Olivier Hainque <hainque@adacore.com>
3345 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
3346 value if it has side-effects.
3348 2005-09-14 David Edelsohn <edelsohn@gnu.org>
3351 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
3353 2005-09-14 Alan Modra <amodra@bigpond.net.au>
3355 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
3356 passed as NAME as if it were label at start of function code.
3358 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
3360 * config/sh/sh.md (*movv4sf_i): Add general register cases to
3363 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
3365 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
3366 as early clobber. Rewrite so the PIC register is not implicitly used.
3368 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3370 * tree.c (annotate_with_file_line): Compare line numbers before
3373 2005-09-13 Uros Bizjak <uros@kss-loka.si>
3376 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
3377 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
3379 2005-09-13 Ian Lance Taylor <ian@airs.com>
3381 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
3382 than a HOST_WIDEST_INT to gen_doloop_begin.
3384 2005-09-13 Diego Novillo <dnovillo@redhat.com>
3386 * tree-dfa.c (dump_variable): Guard against NULL annotations.
3388 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
3390 PR tree-optimize/23817
3391 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
3393 2005-09-13 Alan Modra <amodra@bigpond.net.au>
3396 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
3397 word before changing the stack pointer. Use gen_frame_mem for MEMs.
3398 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
3399 (restore_stack_nonlocal): Likewise.
3400 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
3402 2005-09-12 Ian Lance Taylor <ian@airs.com>
3405 * c.opt (ffriend-injection): New C++ option.
3406 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
3407 (C++ Dialect Options): Document -ffriend-injection.
3409 2005-09-12 Josh Conner <jconner@apple.com>
3412 * ipa-reference.c (static_execute): Don't mark variables in
3413 named sections TREE_READONLY.
3415 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3417 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
3420 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
3422 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
3423 V_MUST_DEF instead of just the first_use_p.
3424 Don't mark the virtual variables for renaming on the statement which
3426 (pass_dse): Remove TODO_update_ssa.
3428 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
3431 * stor-layout.c (compute_record_mode): For records with a single
3432 field, actually check the field's mode size against the type size.
3434 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
3435 registers for TARGET_SHMEDIA.
3436 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
3437 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
3438 of GENERAL_REGS and FP_REGS.
3440 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3442 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
3444 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3446 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
3447 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
3448 are omitted. Exclude stack_tie insn too.
3450 2005-09-11 David Edelsohn <edelsohn@gnu.org>
3452 PR rtl-optimization/23098
3453 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
3455 * config/rs6000/rs6000.md (movdf splitter): Use
3456 const_double_operand predicate for TARGET_POWERPC64.
3457 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
3458 SYMBOL_REF method to ABI_V4.
3460 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
3461 replace_equiv_address.
3462 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
3463 rs6000_sr_alias_set and MEM_NOTRAP.
3464 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
3466 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
3468 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
3469 handle CALL_EXPR again.
3471 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
3473 * arm/predicates.md (alignable_memory_operand): Delete.
3475 2005-09-10 Richard Henderson <rth@redhat.com>
3478 * dbxout.c (dbxout_expand_expr): New.
3479 (dbxout_symbol): Use it.
3481 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
3483 * arm.c (arm_gen_rotated_half_load): Delete.
3484 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
3485 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
3486 (thumb_set_return_address): Likewise.
3487 (thumb_load_double_from_address): Use adjust_address.
3488 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
3489 (extendhsisi2_mem, movhi_bytes): Use change_address.
3490 (movhi): Use widen_memory_access.
3491 (reload_out_df): Use replace_equiv_address.
3492 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
3494 2005-09-09 Richard Henderson <rth@redhat.com>
3497 * dbxout.c: Include expr.h.
3498 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
3499 (dbxout_symbol): Handle DECL_VALUE_EXPR.
3500 * Makefile.in (dbxout.o): Add EXPR_H.
3502 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
3504 PR tree-optimization/23509
3505 * tree-cfg.c (replace_uses_by): Use replace_exp.
3506 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
3507 pointers have name_mem_tag or type_mem_tag set.
3509 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3511 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
3512 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
3513 of wrongly accessing operands.
3515 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3517 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
3518 * tree-chrec.c: Include tree-scalar-evolution.h.
3519 (chrec_convert): Instantiate the base and step before calling
3520 scev_probably_wraps_p that would fail on parametric evolutions.
3521 Collect all the fails into a single section failed_to_convert,
3522 print a diagnostic, and return chrec_dont_know instead of calling
3524 * tree-scalar-evolution.c (loop_closed_phi_def): New.
3525 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
3527 (scev_const_prop): Don't replace the definition of a loop closed ssa
3528 phi node by itself, or by another loop closed ssa phi node.
3529 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
3530 that base and step are defined.
3532 2005-09-09 Richard Guenther <rguenther@suse.de>
3535 * fold-const.c (fold_ternary): Check truth_value_p before
3536 calling invert_truthvalue.
3538 2005-09-09 Nick Clifton <nickc@redhat.com>
3540 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
3541 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
3542 dimension of these arrays.
3543 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
3545 * longlong.h: Only provide a prototype for the __clz_tab[] array
3546 if this header has not been included from libgcc2.h.
3547 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
3549 Provide prototypes for exported functions.
3550 Use the __clz_tab[] and __popcount_tab[] arrays provided by
3553 2005-09-08 Josh Conner <jconner@apple.com>
3557 * expr.c (expand_expr_addr_expr_1): Don't invoke
3558 expand_simple_binop for EXPAND_INITIALIZER.
3560 2005-09-08 Richard Henderson <rth@redhat.com>
3563 * toplev.c (wrapup_global_declaration_1): Split out ...
3564 (wrapup_global_declaration_2): ... from ...
3565 (wrapup_global_declarations): ... here. Return bool.
3566 (check_global_declaration_1): Split out ...
3567 (check_global_declarations): from here.
3568 (emit_debug_global_declarations): New.
3569 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
3570 check_global_declaration_1, emit_debug_global_declarations): Declare.
3571 * c-decl.c (c_write_global_declarations_1): Don't create a vector
3572 of decls. Call wrapup_global_declaration_1,
3573 wrapup_global_declaration_2, check_global_declaration_1 directly.
3574 (c_write_global_declarations_2): New.
3576 (c_write_global_declarations): Call c_write_global_declarations_2.
3577 * langhooks.c (write_global_declarations): Call
3578 emit_debug_global_declarations.
3580 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
3581 remove decls that have DECL_RTL_SET_P.
3582 * passes.c (rest_of_decl_compilation): Invoke
3583 cgraph_varpool_finalize_decl for all but functions.
3585 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3587 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
3588 the result of a conversion if the new min and max cannot be compared.
3590 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
3592 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
3593 (override_options): Setting s390_sr_alias_set removed.
3594 (save_fpr, save_gprs): Set alias set to vararg or frame.
3595 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
3596 s390_sr_alias_set with get_frame_alias_set ().
3597 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
3598 get_varargs_alias_set ().
3600 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3604 * c-parser.c (c_parser_objc_method_definition): If the next
3605 token is not "{", error out and don't start the function.
3607 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3609 * tree-vrp.c (extract_range_from_expr): Move the check for non
3610 nullness after the check for gimple invariant.
3612 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3614 * tree.c (host_integerp, tree_low_cst): Correct function comment.
3616 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3619 * config/m32r.md (movmemsi_internal): Canonicalize order of
3620 operands in PLUS component of template.
3622 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
3624 * reload1.c (fixup_eh_region_note): Remove assertion.
3625 (fixup_abnormal_edges): Reverted removal of call to
3626 find_many_sub_basic_blocks made on 2005-08-31.
3628 2005-09-07 Richard Henderson <rth@redhat.com>
3630 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
3631 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
3632 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
3633 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
3634 rearrange for better packing.
3635 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
3636 (lookup_cfa_1): Remove inline marker.
3637 (cfa_equal_p): Split out of ...
3638 (def_cfa_1): ... here. Use INVALID_REGNUM.
3639 (build_cfa_loc): Handle !cfa->indirect.
3640 (frame_pointer_cfa_offset): New.
3641 (dbx_reg_number): Assert register elimination performed; do
3642 leaf register remapping.
3643 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
3644 (eliminate_reg_to_offset): New.
3645 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
3646 for verifiably local stack frame addresses; re-base to CFA.
3647 (mem_loc_descriptor): Remove can_use_fbreg argument.
3648 (concat_loc_descriptor, loc_descriptor): Likewise.
3649 (containing_function_has_frame_base): Remove.
3650 (rtl_for_decl_location): Don't do register elimination or
3651 leaf register remapping here.
3652 (secname_for_decl): Split out from ..
3653 (add_location_or_const_value_attribute): ... here.
3654 (convert_cfa_to_loc_list): New.
3655 (compute_frame_pointer_to_cfa_displacement): New.
3656 (gen_subprogram_die): Use them.
3657 * tree.h (frame_base_decl): Remove.
3658 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
3659 (prologue_stack_adjust): Remove.
3660 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
3661 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
3662 (set_frame_base_location): Remove.
3663 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
3664 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
3665 (vt_add_function_parameters): Don't eliminate_regs.
3666 (vt_initialize): Don't create frame_base_decl.
3668 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3670 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
3671 version of GNU binutils for 4.x and later.
3673 2005-09-06 Mark Mitchell <mark@codesourcery.com>
3675 * ggc-page.c (ggc_push_context): Remove.
3676 (ggc_pop_context): Likewise.
3677 * ggc.h (ggc_push_context): Remove.
3678 (ggc_pop_context): Likewise.
3680 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3683 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
3684 returning from an interrupt handler.
3686 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3689 * config/arc/arc.c (output_shift): Add check for loop count when
3692 2005-09-06 Steven Bosscher <stevenb@suse.de>
3694 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
3696 (abs_replacement): Likewise.
3697 (pass_phiopt): Remove TODO_update_ssa.
3699 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3702 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
3703 if "return with no value, in function returning non-void" warning
3705 * tree-cfg.c (execute_warn_function_return): Don't look at
3706 RETURN_EXPRs with TREE_NO_WARNING set.
3709 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
3710 for internal functions doesn't use registers used by global registers
3711 variables. Use fewer register parameters if there are global register
3714 2005-09-06 Olivier Hainque <hainque@adacore.com>
3715 Eric Botcazou <ebotcazou@adacore.com>
3718 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
3719 when we would be extracting outside its bit span (bitpos+bitsize
3720 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
3721 Ada unchecked conversions.
3723 2005-09-06 Steven Bosscher <stevenb@suse.de>
3725 * tree-ssa-pre.c (try_look_through_load): New function.
3726 (compute_avail): Use it to try to look through loads for some
3727 more useful expressions.
3729 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3731 * simplify-rtx.c (simplify_binary_operation_1): Correct the
3732 condition for detecting cases like (a&a) and (a^a).
3734 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
3736 * common.opt: Add option ftree-vect-loop-version.
3737 * params.def: Add --param vect-max-version-checks.
3738 * doc/invoke.texi: Document ftree-vect-loop-version and
3739 --param vect-max-version-checks.
3740 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
3741 may_misalign_stmts and defines for accessors.
3742 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
3743 LOOP_VINFO_MAY_MISALIGN_STMTS.
3744 (destroy_loop_vec_info): VEC_free for
3745 LOOP_VINFO_MAY_MISALIGN_STMTS.
3746 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3747 Update documentation.
3748 (vect_update_misalignment_for_peel): New.
3749 (vect_enhance_data_refs_alignment): Update to choose loop
3750 peeling or loop versioning if appropriate for the (potentially)
3751 unaligned data references in the loop.
3752 (vect_analyze_data_refs_alignment): Remove call to
3753 vect_enhance_data_refs_alignment so the checks can be done
3755 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
3756 and move up call to vect_analyze_data_refs_alignment.
3757 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
3758 (vect_transform_loop): Add call to loop_version.
3760 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3762 PR rtl-optimization/23098
3763 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
3764 * simplify-rtx.c (constant_pool_reference_p): New function.
3765 * rtl.h (constant_pool_reference_p): New prototype.
3766 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
3767 constant_pool_reference_p in condition and
3768 avoid_constant_pool_reference in preparation statements.
3770 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
3772 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
3773 STRICT_LOW_PART SETs.
3775 2005-09-06 Alan Modra <amodra@bigpond.net.au>
3778 * except.c (sjlj_emit_function_enter): Find the function begin
3779 note even when it's not in first basic block.
3781 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
3783 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
3784 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
3785 * aclocal.m4: Regenerate.
3787 2005-09-05 DJ Delorie <dj@redhat.com>
3789 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
3792 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
3794 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
3795 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
3796 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
3797 Follow spelling conventions.
3798 * doc/invoke.texi: Follow spelling conventions.
3800 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3802 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
3803 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
3804 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
3806 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3809 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
3810 (output_stack_adjust): Use gen_tmp_stack_mem.
3811 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
3812 (sh_set_return_address, sh_allocate_initial_value): Likewise.
3813 (sh_get_pr_initial_val): Likewise.
3814 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
3815 (sh_initialize_trampoline): Likewise. Also use adjust_address.
3816 * sh.md (divsi_inv_m0): Use gen_const_mem.
3817 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
3818 (movdf_i4+1): Use gen_tmp_stack_mem.
3819 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
3820 (fpu_switch+2): Likewise.
3821 (movv4sf_i, movv16sf_i): Use adjust_address.
3822 (symGOT_load): Set MEM_NOTRAP_P bit.
3824 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3827 * pa.c (emit_move_sequence): Fix typo in last change.
3829 2005-09-03 Jakub Jelinek <jakub@redhat.com>
3831 PR rtl-optimization/23454
3832 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
3835 2005-09-03 Richard Henderson <rth@redhat.com>
3836 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3839 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
3842 2005-09-02 Nicolas Pitre <nico@cam.org>
3844 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
3845 to bit_count to 32 bits.
3847 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3850 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3851 generating synthetic loads from volatile lvalues.
3853 005-09-02 Nick Clifton <nickc@redhat.com>
3855 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3856 __ctzhi2, __clzhi2): New functions.
3858 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3861 * tree-nested.c (struct var_map_elt): Mark with GTY.
3862 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3864 (lookup_field_for_decl): Allocate new element in GC memory.
3865 (lookup_tramp_for_decl): Likewise.
3866 (convert_nl_goto_reference): Likewise
3867 (create_nesting_tree): Allocate info in GC memory. Likewise for
3869 (free_nesting_tree): Free with ggc_free instead of free.
3870 (root): New static variable.
3871 (lower_nested_functions): Remove root as local variable. And zero out
3872 root at the end of the function.
3874 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3876 PR rtl-optimization/20365
3877 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3878 to short. New member ix.
3879 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3880 (simplify_plus_minus): Initialize ix members before calling qsort.
3882 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3884 PR tree-optimization/23626
3885 * tree-cfg.c (replace_uses_by): Clean up eh info.
3887 2005-09-01 DJ Delorie <dj@redhat.com>
3889 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3892 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3894 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3895 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3898 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3900 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3901 do not issue warning for a variable definition following
3904 2005-09-01 Richard Henderson <rth@redhat.com>
3907 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3908 conversion to CONST_VECTOR.
3910 2005-09-01 Richard Henderson <rth@redhat.com>
3913 * reload1.c (reload_as_needed): Check !CALL_P before calling
3914 fixup_eh_region_note.
3915 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3917 2005-09-01 DJ Delorie <dj@redhat.com>
3919 * varasm.c (output_constant): Let the target resolve
3920 conversions of addresses to non-default pointer sizes.
3922 2005-09-01 Nicolas Pitre <nico@cam.org>
3924 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3925 to alow matching ARM pre-indexed addressing mode.
3926 (arm_override_options): Remove now irrelevant comment.
3928 2005-09-01 Phil Edwards <phil@codesourcery.com>
3930 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3931 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3932 * config/i386/vxworks.h: Likewise.
3933 * config/i386/t-vxworksae: New file, for VxWorks AE.
3934 * config/i386/vxworksae.h: Likewise.
3936 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3938 PR tree-optimization/23410
3939 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3940 sequence is not wrapping during the first step.
3942 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3945 * dwarf2out.c (base_type_die): Compare char_type_node with
3946 TYPE_MAIN_VARIANT (type), not type.
3948 2005-09-01 Richard Guenther <rguenther@suse.de>
3950 PR tree-optimization/15366
3951 * common.opt: Add -finline-functions-called-once.
3952 Put -fearly-inlining in alphabetically ordered place.
3953 * doc/invoke.texi: Document new option.
3954 * ipa-inline.c (cgraph_decide_inlining): Honour
3955 flag_inline_functions_called_once.
3957 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3959 PR rtl-optimization/23478
3960 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3961 (alloc_qty): Initialize it.
3962 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3963 (combine_regs): Combine also n_throwing_calls_crossed fields.
3964 (find_free_reg): Don't attempt to caller-save pseudos crossing
3965 calls that might throw.
3966 * global.c (struct allocno): Add throwing_calls_crossed field.
3967 (global_alloc): Revert 2005-08-22 change. Initialize
3968 throwing_calls_crossed.
3969 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3972 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3975 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3976 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3977 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3978 (and64_2_operand): Tweak to use predicate.
3979 (and_operand): Adjust for mask_operand changes.
3980 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3981 (print_operand): Likewise.
3982 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3983 (mask64_1or2_operand): Delete.
3984 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3985 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3986 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3987 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3988 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3989 (rotldi3_internal4): Likewise.
3990 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3991 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3992 (ashldi3_internal7): Likewise.
3993 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3994 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3995 (anddi3 split): Don't match mask64_operand.
3996 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3997 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3998 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3999 't' splitter predicate.
4000 (movdi_internal64 + 2): Revert 2005-06-11 change.
4002 2005-08-31 DJ Delorie <dj@redhat.com>
4004 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
4005 (m32c_asm_integer): Add support for 32 bit pointers.
4007 2005-08-31 Richard Henderson <rth@redhat.com>
4009 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
4010 component-like references for setting MEM_NOTRAP_P.
4012 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
4013 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
4015 2005-08-31 Richard Henderson <rth@redhat.com>
4017 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
4018 into a pseudo before applying gen_lowpart.
4020 2005-08-31 Geoffrey Keating <geoffk@apple.com>
4022 * doc/install.texi (Specific): Update cctools version required
4023 for full functionality.
4024 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
4025 linkers as -macosx_version_min.
4027 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
4030 * sh.c (print_operand, %R and %S): Add handling of floating point
4031 registers, memory, constants and invalid operands.
4033 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
4035 * ipa-pure-const.c: Change dump name.
4037 2005-08-31 Uros Bizjak <uros@kss-loka.si>
4040 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
4041 to "reg_or_0_operand".
4042 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
4044 2005-08-31 Dale Johannesen <dalej@apple.com>
4046 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
4047 loops that count down.
4049 2005-08-31 Richard Henderson <rth@redhat.com>
4052 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
4053 (fixup_eh_region_note): New.
4054 (reload_as_needed): Call it.
4055 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
4056 don't call find_many_sub_basic_blocks; call verify_flow_info.
4057 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
4058 (keep_stack_depressed): Likewise.
4059 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
4061 2005-08-31 Richard Henderson <rth@redhat.com>
4063 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
4066 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
4068 * expr.c (expand_expr_real_1): Compare size of address
4069 mode to target's address mode size in deciding expansion of
4070 the constant address.
4072 2005-08-31 Richard Guenther <rguenther@suse.de>
4075 * expr.c (all_zeros_p): New function.
4076 (expand_expr_real_1): Handle the case of an all-zero
4077 non-addressable constructor separately.
4079 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
4081 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
4082 arguments, adjust all callers.
4083 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
4085 2005-08-30 Richard Henderson <rth@redhat.com>
4088 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
4089 whenever the mode sizes match.
4091 2005-08-31 Alan Modra <amodra@bigpond.net.au>
4093 * calls.c (load_register_parameters): Fix comment typo.
4094 * expr.c (emit_push_insn): Comment formatting.
4096 2005-08-30 Ian Lance Taylor <ian@airs.com>
4098 * config/i386/x-cygwin (host-cygwin): Change dependency from
4099 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
4101 2005-08-29 Geoffrey Keating <geoffk@apple.com>
4103 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
4106 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
4109 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
4110 call to ggc_collect.
4112 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
4115 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
4116 beginning. Remove $(INCLUDES) from all the rules, if following
4117 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
4119 2005-08-29 Jakub Jelinek <jakub@redhat.com>
4122 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
4123 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
4124 not constant, but maxlen is, don't set len to maxlen, rather
4125 set maxlen to len if len is a constant.
4127 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
4129 PR tree-optimization/23475
4130 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
4133 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
4135 Fix PR middle-end/22455
4137 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
4138 Checksum only the parts of the tree that exist for the tree code.
4140 2005-08-28 Dale Johannesen <dalej@apple.com>
4142 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
4144 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
4146 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
4148 2005-08-28 Richard Henderson <rth@redhat.com>
4150 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
4151 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
4154 2005-08-28 Jakub Jelinek <jakub@redhat.com>
4157 * builtins.c (get_memory_rtx): Don't strip nops
4158 in between COMPONENT_REFs.
4160 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
4163 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
4165 (gimplify_modify_expr): Check for zero sized types and gimplify the
4166 rhs and lhs as statements.
4168 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
4171 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
4172 state for return address column of signal frames.
4174 2005-08-27 David Edelsohn <edelsohn@gnu.org>
4177 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
4178 bytes >= 2 not bytes == 2.
4179 (expand_block_move): Same.
4181 2005-08-27 Richard Guenther <rguenther@suse.de>
4184 * config/i386/sse.md (sse2_movsd): Add missing closing
4187 2005-08-27 Paul Brook <paul@codesourcery.com>
4189 * genrecog.c (enum decision_type): Add DT_num_insns.
4190 (struct decision_test): Add u.num_insns.
4191 (add_to_sequence): Add DT_num_insns test.
4192 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
4193 (write_cond, debug_decision_2): Ditto.
4194 (change_state): Assume peep2_next_insn never fails.
4195 Remove "afterward" argument.
4196 (write afterward, write_tree): Update to match.
4197 * recog.c (peep2_current_count): New variable.
4198 (peep2_next_insn): Check it.
4199 (peephole2_optimize): Set peep2_current_count.
4200 * recog.h (peep2_current_count): Declare.
4202 2005-08-26 Josh Conner <jconner@apple.com>
4205 * ipa-pure-const.c (check_tree): Check for volatile-ness
4206 when considering a dereference.
4208 2005-08-27 Jakub Jelinek <jakub@redhat.com>
4210 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
4212 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4214 PR rtl-optimization/23561
4215 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
4216 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
4217 at most LEN bytes long memory fits into the field.
4218 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
4219 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
4220 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
4222 2005-08-26 Richard Henderson <rth@redhat.com>
4225 * loop.c (biased_biv_may_wrap_p): New.
4226 (maybe_eliminate_biv_1): Use it to suppress non-equality
4227 comparison transformations. Delete disabled code.
4229 2005-08-26 Ian Lance Taylor <ian@airs.com>
4231 * combine.c (make_extraction): Avoid reference outside object.
4233 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
4235 * stor-layout.c (finalize_type_size): Restore behaviour for
4236 non-aggregate types to the status quo ante of the patch for
4237 pr 23467. Document why it matters.
4239 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4242 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
4243 array by one element, initialize the BT_LAST element with NULL.
4245 2005-08-26 David Edelsohn <edelsohn@gnu.org>
4247 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
4248 optimizing for size.
4250 (compare_plus_eqsi): Same.
4251 (plus_eqsi_compare): Same.
4252 (neg_eq0<mode>): Same.
4253 (neg_eq<mode>): Same.
4255 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
4258 2005-08-26 Nick Clifton <nickc@redhat.com>
4260 * config/v850/v850.c (ep_memory_operand): Return FALSE if
4261 TARGET_EP is not defined.
4262 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
4263 TARGET_EP is enabled.
4264 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
4265 * config/v850/v850.md (save_all_interrupt): Only use the EP
4266 register if TARGET_EP is defined.
4267 (restore_all_interrupt): Likewise.
4268 * config/v850/lib1funcs.asm: Update functions so that the EP
4269 register is only used if __EP__ is defined.
4271 2005-08-26 David Ung <davidu@mips.com>
4273 * config/mips/mips.c (mips_expand_prologue): Handle case when
4274 generating for MIPS16 and the outgoing argument area is more than
4275 SMALL_OPERAND. Use the frame pointer as temporary to generate the
4278 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
4280 * config/crx/crx.md: Make doloop_end pattern usage controllable
4281 via mloop-nesting=<max-nesting> command line switch. Make sure
4282 the combiner cannot use doloop_end_<mode> in an illegal way.
4283 * config/crx/crx.c: Use regs up to r6 for argument passing.
4284 Refine crx_address_cost (non cst4 displacements are expensive).
4285 * config/crx/crx.opt: Add switch for mloop-nesting=.
4287 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
4289 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
4290 (UNSPEC_MVST): New constant.
4292 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
4294 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
4295 Reject operands containing eliminable registers.
4296 * testsuite/gcc.dg/20050825-1.c: New testcase.
4298 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4299 Jan Hubicka <jh@suse.cz>
4301 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
4303 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4305 PR tree-optimization/23546
4306 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
4309 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
4311 * params.def (PARAM_MIN_SPEC_PROB): New.
4312 * sched-rgn.c (MIN_PROBABILITY): Delete.
4313 (compute_trg_info): Convert to PARAM_VALUE.
4314 * doc/invoke.texi (param): Document min-spec-prob.
4316 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
4318 * config/darwin.h: define __PIC__
4319 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
4320 TARGET_OS_CPP_BUILTINS macro.
4322 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4324 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
4327 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4329 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
4331 * cfghooks.c (duplicate_block): Added position where to place
4332 new block as argument.
4333 * cfghooks.h (duplicate_block): Declaration changed.
4334 * cfglayout.c (copy_bbs): Add argument after. Pass it to
4336 * cfglayout.h (copy_bbs): Declaration changed.
4337 * cfgloop.h (loop_version): Declaration changed.
4338 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
4339 position to copy_bbs.
4340 (loop_version): Pass position to duplicate_loop_to_header_edge.
4341 Add place_after argument and position new blocks according to
4343 * modulo-sched.c (sms_schedule): Pass place_after argument
4345 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
4346 * tree-cfg.c (split_edge_bb_loc): New function.
4347 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
4348 to determine position of new blocks.
4349 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
4351 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
4352 argument to duplicate_block.
4353 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
4354 Pass position to copy_bbs.
4356 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4358 * fold-const.c (ptr_difference_const): Use
4359 cst_and_fits_in_hwi instead of host_integerp.
4361 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4363 * config/darwin.c (gen_pic_offset): New.
4364 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
4367 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
4369 PR tree-optimization/23486
4370 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
4372 2005-08-23 Phil Edwards <phil@codesourcery.com>
4374 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
4375 remove use_collect2.
4376 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
4378 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
4379 configuration files to override the default value.
4381 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
4382 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
4383 * config/vx-common.h: New file, split out from...
4384 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
4385 * config/vxworksae.h: New file, for VxWorks AE.
4386 * config/vxworks.opt: New file.
4387 * config/vxlib.c: Update for VxWorks 6.
4389 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
4390 other MULTILIB_* variables appropriately.
4391 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
4392 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
4393 * config/rs6000/vxworks.h: Update for VxWorks 6.
4394 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
4396 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
4399 * config/darwin.c (machopic_select_section): Remove the hack to
4400 mark "::operator new" and "::operator delete" for coalescing
4401 even though they are not weak.
4403 2005-08-24 Alan Modra <amodra@bigpond.net.au>
4405 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
4406 * configure: Regenerate.
4408 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4411 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
4413 * convert.c (convert_to_integer, convert_to_vector): Likewise.
4414 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
4417 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4419 * config/rs6000/predicates.md (equality_operator): New.
4420 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
4421 comparison with a large constant.
4423 2005-08-23 Mark Mitchell <mark@codesourcery.com>
4425 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
4427 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
4429 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
4430 registers is even, and we have a hardware double precision fp,
4432 (sh_gimplify_va_arg_expr): For floating point arguments, consider
4433 size of current argument when checking if argument was passed in
4436 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
4439 * stor-layout.c (finalize_type_size): Dont override
4440 existing alignment with a smaller alignment from the mode.
4442 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4444 * lambda-code.c (lambda_vector_lexico_pos): Moved...
4445 * lambda.h (lambda_vector_lexico_pos): ... here.
4446 * tree-data-ref.c (build_classic_dist_vector): Return false when
4447 the distance vector is lexicographically negative.
4449 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4451 PR tree-optimization/23511
4452 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
4453 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
4455 2005-08-23 Jakub Jelinek <jakub@redhat.com>
4457 PR tree-optimization/22043
4458 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
4459 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
4460 If ALLOW_FLEXARR, handle types ending with flexible array member.
4461 Pass false as second argument to recursive count_type_elements calls.
4462 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
4463 argument to count_type_elements call.
4464 * tree-sra.c (decide_block_copy): Likewise.
4465 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
4466 for a constant-sized object, set cleared as well. Pass true as
4467 second argument to count_type_elements call.
4469 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4472 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
4473 from legitimate_small_data_p, and make global. Update use.
4474 Remove forward declaration.
4475 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
4477 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
4479 2005-08-23 David Edelsohn <edelsohn@gnu.org>
4481 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
4482 of scratch intermediates.
4483 (eq<mode>_compare): Same.
4484 (neg_eq0<mode>): New.
4485 (neg_eq<mode>): Convert to define_insn_and_split.
4487 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4490 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
4491 stdarg functions, set/clear the fp marker even when no variable
4493 * config/rs6000/sysv4.opt (mprototype): Describe.
4495 2005-08-22 Jakub Jelinek <jakub@redhat.com>
4497 PR rtl-optimization/23478
4498 * regs.h (reg_info): Add throw_calls_crossed.
4499 (REG_N_THROWING_CALLS_CROSSED): Define.
4500 * flow.c (allocate_reg_life_data): Initialize
4501 REG_N_THROWING_CALLS_CROSSED.
4502 (propagate_one_insn, attempt_auto_inc): Update
4503 REG_N_THROWING_CALLS_CROSSED.
4504 * global.c (global_alloc): Don't allocate pseudos across
4505 calls that may throw.
4507 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
4510 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
4511 value is inbetween the range if we did not find an exact match.
4513 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
4515 * doc/invoke.texi (Option Summary): Add ms1 options.
4516 * doc/extend.texi: Document interrupt handler attribute for ms1.
4517 * doc/md.texi: Document ms1 constraints.
4518 * config.gcc: Add ms1-*-elf.
4519 * config/ms1/ms1.h: New.
4520 * config/ms1/ms1.c: New.
4521 * config/ms1/ms1.md: New.
4522 * config/ms1/ms1-protos.h: New.
4523 * config/ms1/ABI.txt: New.
4524 * config/ms1/crti.asm: New.
4525 * config/ms1/crtn.asm: New.
4526 * config/ms1/lib2extra-funcs.c: New.
4527 * config/ms1/t-ms1: New.
4528 * config/ms1/ms1.opt: New.
4530 2005-08-22 Ira Rosen <irar@il.ibm.com>
4532 * config/rs6000/altivec.md (xorv4sf3): New.
4533 (negv4sf2, neg<mode>2): Likewise.
4535 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
4538 * config/ia64/ia64.md (divsi3): Check divide by zero.
4539 (udivsi3): Likewise.
4541 (udivdi3): Likewise.
4543 2005-08-21 Jakub Jelinek <jakub@redhat.com>
4545 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
4546 up to elem_bitsize bits, not max_bitsize.
4548 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4550 PR tree-optimization/23433
4551 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
4552 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
4554 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4556 PR tree-optimization/23434
4557 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
4558 the iteration bound is not an INTEGER_CST.
4560 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
4562 * tree-vect-transform.c (get_initial_def_for_reduction): Set
4563 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
4564 NULL if need_epilog_adjust is false.
4565 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
4566 Case 3 always peels first itration, not just for PLUS case, and no need
4567 to use scalar_initial_def here. Create an epilog adjustment only if
4568 scalar_initial_def is not NULL.
4570 (vectorizable_reduction): Remove assert.
4572 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
4575 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
4576 (__moddi3): Likewise.
4577 (__udivdi3): Likewise.
4578 (__umoddi3): Likewise.
4579 (__divsi3): Likewise.
4580 (__modsi3): Likewise.
4581 (__udivsi3): Likewise.
4582 (__umodsi3): Likewise.
4584 2005-08-20 Jakub Jelinek <jakub@redhat.com>
4586 * tree-pass.h (TDF_GRAPH): Define.
4587 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
4588 * passes.c (finish_optimization_passes): Only call
4589 finish_graph_dump_file if TDF_GRAPH is set.
4590 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
4591 NULL. Set TDF_GRAPH bit.
4592 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
4594 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
4596 * arm.h (arm_stack_offsets): Add locals_base field.
4597 * arm.c (arm_get_frame_offsets): Compute it.
4598 (thumb_compute_initial_elimination offset): Make the Thumb frame
4599 pointer point to the base of the local variables.
4600 (thumb_expand_prologue): Update accordingly.
4601 (thumb_expand_epilogue): Likewise.
4603 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
4604 mode of clobbered scratch to DImode. Handle a case that's known to
4607 2005-08-19 David Edelsohn <edelsohn@gnu.org>
4609 * config/rs6000/rs6000.md (gt0<mode>): Delete.
4610 (gt0<mode>_compare): Delete.
4611 (neg_gt0<mode>): Delete.
4613 2005-08-19 Eric Christopher <echristo@apple.com>
4615 * optabs.h: Change CTI_ to COI_.
4618 2005-08-19 James E Wilson <wilson@specifix.com>
4620 * builtins.c (expand_builtin_return_addr): Set
4621 current_function_accesses_prior_frames when count != 0. Use
4622 frame_pointer_rtx when count == 0.
4623 * function.h (struct function): Add accesses_prior_frames field.
4624 (current_function_accesses_prior_frames): Define.
4625 * reload1.c (init_elim_table): Check
4626 current_function_accesses_prior_frames.
4627 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
4629 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4631 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
4632 indicator. Return true if the flowgraph changed during
4635 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4638 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
4639 conditional expression before testing its value.
4641 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4643 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
4645 2005-08-19 Devang Patel <dpatel@apple.com>
4647 PR tree-optimization/23048
4648 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
4649 third parameter. Check whether latch is dominated by exit
4651 (if_convertible_loop_p): Supply exit block itself to
4652 if_convertible_bb_p.
4654 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4657 * arm.md (arm_load_pic_register): Change argument to the mask of
4658 saved registers. Call thumb_find_work_register if we need a
4659 scratch register on Thumb.
4660 (arm_expand_prologue): Pass empty register set to
4661 arm_load_pic_register.
4662 (thumb_expand_prologue): Pass live_regs_mask directly to
4663 arm_load_pic_register.
4664 * arm-protos.h (arm_load_pic_register): Update prototype.
4666 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
4668 * sh.c (find_sole_member): New function.
4669 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
4670 if the record's alignment is larger than the size of its only member.
4672 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4675 * arm.c (thumb_legitimize_reload_address): New function.
4676 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
4677 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
4679 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
4681 * config/crx/crx.c: Implement crx_decompose_address. Reject
4682 symbolic displacements since CRX register relative adressing
4683 mode can't handle unsigned 32-bit values as displacements.
4684 * config/crx/crx.h: Simplify definitions, remove redundant
4685 parenthesis and obsolete macros.
4686 * config/crx/crx.opt: Add new switch for debugging addresses.
4687 * config/crx/crx-protos.h: Add new declarations for above.
4689 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
4692 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
4695 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4697 * collect2.c (dup2): Delete.
4698 * configure.ac: Don't check for dup2.
4700 * config.in, configure: Regenerate.
4702 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
4704 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
4705 record with the type of its only member.
4707 2005-08-18 David Edelsohn <edelsohn@gnu.org>
4709 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
4710 define_insn_and_split.
4711 (plus_ltu<mode>_compare): Same.
4712 (gtu<mode>_compare): Same.
4713 (plus_gtu<mode>_compare): Same.
4715 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
4717 PR tree-optimization/22228
4718 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
4720 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
4721 are recorded in vect_vnames_to_rename for renaming.
4722 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
4723 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
4724 in vect_vnames_to_rename.
4725 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
4726 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
4728 2005-08-18 Jan Hubicka <jh@suse.cz>
4731 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
4732 info only for local statics, not for member variables.
4734 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4736 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
4738 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4740 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
4742 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
4745 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
4747 2005-08-17 James E Wilson <wilson@specifix.com>
4749 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4752 2005-08-17 David Edelsohn <edelsohn@gnu.org>
4754 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
4755 (leu<mode>_compare): Same.
4756 (plus_leu<mode>): Same.
4757 (neg_leu<mode>): Same.
4758 (and_neg_leu<mode): Same.
4759 (ltu<mode>_compare): Same.
4760 (plus_ltu<mode>): Same.
4762 (geu<mode>_compare): Same.
4763 (plus_geu<mode>): Same.
4764 (neg_geu<mode>): Same.
4765 (and_neg_geu<mode>): Same.
4766 (plus_gt<mode>): Same.
4767 (gtu<mode>_compare): Same.
4768 (plus_gtu<mode>): Same.
4770 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
4772 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
4773 Move call_table_data to end. Delete spurious .text.
4774 (callt_save_all_interrupt): Fix comment typo.
4776 2005-08-17 James E Wilson <wilson@specifix.com>
4777 Kevin Winchester <winchester@amirix.com>
4780 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
4782 2005-08-17 Uros Bizjak <uros@kss-loka.si>
4785 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
4786 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
4788 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
4790 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
4791 record with the type of its only member if the modes don't match.
4793 * varasm.c (decode_reg_name): Skip empty additional register names.
4795 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
4797 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
4798 lsm_tmp_name_length): New.
4799 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
4800 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
4802 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4803 Andreas Krebbel <krebbel1@de.ibm.com>
4805 * config.gcc: Added z9-109 switch.
4806 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
4807 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
4808 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
4809 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4810 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
4811 for "z9_109" cpu attribute.
4812 * config/s390/s390.c (z9_109_cost): New processor cost structure.
4813 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
4814 (s390_handle_arch_option): Added z9-109 switch.
4815 (override_options): Set respective cost function for z9-109.
4816 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
4817 (legitimate_reload_constant_p): Accept extended immediates.
4818 (print_operand): Three new output modifiers added: k, m and o.
4819 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
4820 (s390_output_mi_thunk): Use extended immediate when possible.
4821 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
4822 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
4823 (CONSTRAINT_LEN): Added length of O constraint.
4824 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
4825 * config/s390/s390.md ("cpu"): New value z9_109 added.
4826 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
4827 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
4828 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
4829 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
4830 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
4831 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
4832 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
4833 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
4834 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
4835 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
4836 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
4837 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
4838 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
4839 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
4840 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
4842 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
4843 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
4844 insns for TARGET_EXTIMM.
4846 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4848 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4850 2005-08-17 Nick Clifton <nickc@redhat.com>
4852 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4853 Call default_encode_section_info.
4855 2005-08-17 Steven Bosscher <stevenb@suse.de>
4857 PR tree-optimization/21574
4858 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4859 constant, return CONSTANT.
4860 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4861 (ccp_fold, visit_assignment): Likewise.
4862 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4864 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4866 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4867 fold_buildN instead of buildN then fold_initializer or fold.
4868 (build_unary_op): Likewise.
4869 (build_binary_op): Likewise.
4870 * fold-const.c (fold_initializer): Remove.
4871 (fold_build1_initializer): New function.
4872 (fold_build2_initializer): New function.
4873 (fold_build3_initializer): New function.
4874 * tree.h (fold_initializer): Remove.
4875 (fold_build1_initializer): New function.
4876 (fold_build2_initializer): New function.
4877 (fold_build3_initializer): New function.
4879 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4881 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4882 (try_move_mult_to_index): Call fold_build2 instead of build2.
4883 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4884 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4885 fold_binary_to_constant.
4886 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4888 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4889 check if A == gcd (A, B). Remove TYPE argument.
4890 (analyze_offset) Use fold_build2 instead of fold (build.
4891 (create_data_ref): Likewise.
4892 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4893 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4896 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4898 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4899 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4901 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4904 * gimplify.c (zero_sized_type): New function.
4905 (gimplify_modify_expr_rhs): If we have a zero sized type,
4906 replace the statement with an empty statement.
4908 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4910 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4913 2005-08-16 Ian Lance Taylor <ian@airs.com>
4915 * doc/tm.texi (Label Output): Correct typo.
4917 2005-08-16 Steven Bosscher <stevenb@suse.de>
4920 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4921 force_operand will work later on using have_insn_for.
4923 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4925 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4927 2005-08-16 Ian Lance Taylor <ian@airs.com>
4930 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4931 vector type, don't try to construct it element by element. Add an
4932 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4934 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4936 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4938 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4940 * doc/invoke.texi (Precompiled Headers): Document some more options
4941 which are known to be safe.
4943 2005-08-16 James E Wilson <wilson@specifix.com>
4945 PR tree-optimization/21105
4946 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4947 TREE_OVERFLOW check.
4949 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4951 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4952 (neg_ltu<mode>): Same.
4954 (neg_gtu<mode>): Same.
4956 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4958 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4959 (fold_builtin_isdigit): Use fold_buildN.
4960 (build_function_call_expr): Likewise.
4961 * c-typeck.c (c_finish_loop): Likewise.
4963 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4964 Richard Shann <rshann@superh.com>
4966 PR middle-end/20396:
4967 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4969 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4971 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4973 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4976 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4977 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4980 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4983 * fold-const.c (build_range_check): Disable optimization for function
4984 pointer expressions on targets that require function pointer
4987 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4989 * simplify-rtx.c (simplify_const_relational_operation): When
4990 extracting arguments of a COMPARE, recompute the mode as well.
4992 2005-08-15 Ian Lance Taylor <ian@airs.com>
4994 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4996 2005-08-15 DJ Delorie <dj@redhat.com>
4998 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
5000 (movsi_splittable): Allow, but split, moves to the stack.
5001 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
5004 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5006 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
5007 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
5008 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
5010 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
5011 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
5012 Delete HOST_PTR_PRINTF.
5014 * configure, config.in: Regenerate.
5016 2005-08-15 David Edelsohn <edelsohn@gnu.org>
5018 * config/rs6000/rs6000.md (QHSI): New mode macro.
5019 (wd): Extend mode attr for QImode and HImode
5020 (dbits): New mode attr.
5021 (zero_extend<mode>di2): Convert to mode macro.
5023 2005-08-15 Steve Ellcey <sje@cup.hp.com>
5026 * doc/invoke.texi (-mgnu-ld): Update description.
5029 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5032 * Makefile.in (tree-chrec.o): Depends on real.h.
5033 * tree-chrec.c: Include real.h.
5034 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
5035 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
5036 * tree-scalar-evolution.c (add_to_evolution_1,
5037 interpret_rhs_modify_expr): Ditto.
5039 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5042 * tree-data-ref.c (estimate_niter_from_size_of_data): When
5043 step is negative compute the estimation from init downwards to zero.
5045 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
5047 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
5049 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5051 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
5053 (legitimate_reload_constant_p): Fix handling of lliXX operands.
5054 Accept double-word constants that can be split.
5055 * config/s390/s390.md ("movti"): Use 'P' constraint.
5056 ("*movdi_31", "*movdf_31"): Likewise.
5058 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
5060 Fix PR tree-optimization/22615
5062 * tree-ssa-structalias.c (solution_set_add): Handle
5063 first_vi_for_offset returning NULL.
5064 (do_da_constraint): Ditto.
5065 (do_sd_constraint): Ditto.
5066 (do_ds_constraint): Ditto
5067 (find_func_aliases): Ditto.
5068 (build_constraint_graph): RHS is allowed be ANYTHING.
5069 (first_vi_for_offset): Return NULL if we couldn't find anything at
5072 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5074 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
5075 over memory as first operand.
5077 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
5080 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
5081 available for setting it.
5083 2005-08-14 Ira Rosen <irar@il.ibm.com>
5085 PR tree-optimization/23320
5086 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
5087 data-refs' types instead of base object nullness. Add check for
5088 pointer type data-refs before first location comparison. Remove
5091 2005-08-14 Andreas Schwab <schwab@suse.de>
5093 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
5095 2005-08-13 James E Wilson <wilson@specifix.com>
5097 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
5098 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
5099 -fstack-protector-all, --param ssp-buffer-size): Document.
5100 (-Wvariadic-macros): Alphabetize.
5101 (-fsched-stalled-insns-dep): Add missing 'f'.
5103 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
5106 2005-08-13 David Edelsohn <edelsohn@gnu.org>
5108 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
5109 or indirect address operand.
5110 (EXTRA_ADDRESS_CONSTRAINT): New.
5111 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
5113 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
5115 PR tree-optimization/22236
5116 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
5117 successors and predecessors.
5118 * tree-chrec.c (chrec_convert): Before converting, check that
5119 sequences don't wrap.
5120 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
5121 (analyze_array): Extern.
5122 (find_data_references_in_loop): Remove call to
5123 compute_estimated_nb_iterations.
5124 * tree-data-ref.h (analyze_array): Declared.
5125 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
5126 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
5127 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
5128 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
5130 * tree-ssa-loop-ivcanon.c: Fix documentation.
5131 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
5132 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
5133 (infer_loop_bounds_from_undefined): New.
5134 (estimate_numbers_of_iterations_loop): Use
5135 infer_loop_bounds_from_undefined.
5136 (used_in_pointer_arithmetic_p): New.
5137 (scev_probably_wraps_p): Pass an extra parameter. Call
5138 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
5139 (convert_step): Fix documentation.
5140 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
5141 Use initial_condition_in_loop_num and evolution_part_in_loop_num
5142 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
5143 scev_probably_wraps_p.
5145 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5147 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
5148 (s390_register_info): Ignore clobbered_regs information for fixed
5149 registers, and only fixed registers.
5150 (s390_init_frame_layout): Remove redundant call.
5152 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
5154 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
5155 description of -Wold-style-casts.
5157 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5158 Jakub Jelinek <jakub@redhat.com>
5160 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5161 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
5162 * config/s390/s390.c (print_operand): New output modifier 'G' added.
5163 (get_thread_pointer): Renamed to s390_get_thread_pointer.
5164 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
5165 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
5166 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
5167 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5168 ("stack_protect_set", "stack_protect_test"): New expanders.
5169 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
5170 "stack_protect_testdi"): New insn definitions.
5172 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5174 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
5176 2005-08-12 Paul Brook <paul@codesourcery.com>
5178 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
5180 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5182 * config/s390/predicates.md (setmem_operand): New predicate.
5183 (shift_count_operand): Accept ANDs with special constants as
5185 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
5186 with special constants.
5187 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
5188 shift_count_operand with setmem_operand.
5190 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5192 * config/s390/s390.c (s390_extract_part, s390_single_part):
5194 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
5195 (s390_output_mi_thunk): Don't use lg on 31 bit.
5196 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
5197 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
5199 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5201 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
5202 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
5203 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
5204 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
5205 with one of the new macros.
5207 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5209 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
5210 Don't set save_return_addr_p.
5211 (s390_register_info): Make clobbered_regs not depending on
5214 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5216 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
5217 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
5219 2005-08-11 James E. Wilson <wilson@specifix.com>
5221 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
5223 2005-08-11 Jakub Jelinek <jakub@redhat.com>
5225 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
5226 locations gathered by var-tracking in single entry loc_list
5227 over loc_descriptor_from_tree.
5229 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
5230 pass it down to loc_descriptor.
5231 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
5232 (containing_function_has_frame_base): Move earlier in the file.
5233 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
5234 instead of always assuming fbreg can't be used.
5236 2005-08-11 David Edelsohn <edelsohn@gnu.org>
5238 * config/rs6000/altivec.md: Change constraint "m" to "Z".
5239 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5240 Accept address wrapped in AND for Altivec.
5241 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5242 Strip AND wrapping offset address for Altivec.
5244 2005-08-11 Richard Henderson <rth@redhat.com>
5247 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
5248 before using TYPE_IS_SIZETYPE.
5250 2005-08-11 Richard Henderson <rth@redhat.com>
5253 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
5254 insn types not present on ev4.
5255 (alphaev5_insn_pipe): Similarly.
5257 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
5260 * arm.c (arm_override_options): If the user has selected callee-super-
5261 interworking, then enable normal interworking.
5263 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5265 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
5268 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
5270 * doc/rtl.texi: Fix two typos.
5272 2005-08-11 Richard Guenther <rguenther@suse.de>
5275 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
5276 cases where we call to/from functions returning void.
5278 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
5281 * tree.c (build_pointer_type_for_mode): Robustify.
5283 2005-08-10 James E Wilson <wilson@specifix.com>
5285 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
5286 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
5288 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
5291 2005-08-10 Eric Christopher <echristo@apple.com>
5293 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
5294 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
5297 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
5300 * config/darwin.c (machopic_indirect_data_reference): Use a new register
5301 for the high part when generating dynamic-no-pic code.
5303 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
5305 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
5306 (x86_64-*-linux*): Likewise.
5308 * config/i386/crtfastmath.c: New file.
5309 * config/i386/t-crtfm: Likewise.
5311 * config/i386/linux.h (ENDFILE_SPEC): New.
5312 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
5314 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5317 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
5319 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
5320 (vec_shl, vec_shr): Document new operations.
5321 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
5323 2005-08-10 David Edelsohn <edelsohn@gnu.org>
5325 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
5326 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
5327 change predicate to indexed_or_indirect_address.
5329 2005-08-10 Richard Sandiford <richard@codesourcery.com>
5331 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
5332 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
5333 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
5334 and __aeabi_uwrite8.
5335 * config/arm/unaligned-funcs.c: New file.
5336 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
5338 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
5340 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
5342 * cfglayout.c (pass_insn_locators_initialize): Add dump.
5343 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
5345 * except.c (pass_convert_to_eh_region_ranges): Add dump.
5346 * final.c (pass_shorten_branches): Add dump.
5347 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
5348 (pass_life): Rename dump.
5349 (rest_of_handle_flow2): Remove initial verify_flow_info.
5350 * function.c (pass_instantiate_virtual_regs): Add dump.
5351 * integrate.c (pass_initial_value_sets): Add dump.
5352 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
5353 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
5354 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
5355 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
5356 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
5357 gate_rtl_unrool_and_peel_loops): New.
5358 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
5359 rtl_doloop): Do not look at flags.
5360 * mode-switching.c (pass_mode_switching): Add dump.
5361 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
5362 pass_split_before_regstack): Add dump.
5363 * regmove.c (pass_stack_adjustments): Add dump.
5364 * tree-optimize.c (pass_fixup_cfg): Add dump.
5366 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5369 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
5370 deciding which instruction sequence to use.
5372 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
5374 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
5375 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
5377 2005-08-09 Richard Guenther <rguenther@suse.de>
5379 * c-common.c (builtin_function_2): Remove.
5380 (def_builtin_1): New function.
5381 (c_common_nodes_and_builtins): Use def_builtin_1 to
5382 build builtin functions.
5384 2005-08-09 Jie Zhang <jie.zhang@analog.com>
5386 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
5387 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5388 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
5391 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5393 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
5394 fold_binary instead of fold_build2 since we don't care about the
5396 (loop_niter_by_eval): Likewise.
5397 (compare_trees): Likewise.
5398 (proved_non_wrapping_p): Likewise.
5400 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5404 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
5405 if the if is really empty.
5407 2005-08-09 Steven Bosscher <stevenb@suse.de>
5409 PR tree-optimization/23234
5410 * tree-ssa-math-opts.c (place_reciprocal): New enum.
5411 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
5412 argument of the new enum.
5413 (execute_cse_reciprocals): Add reciprocals for function arguments
5414 on the unique successor edge of the entry block. Update other calls
5415 to execute_cse_reciprocals_1.
5417 2005-08-08 Richard Henderson <rth@redhat.com>
5420 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
5422 2005-08-08 Bob Wilson <bob.wilson@acm.org>
5424 * expr.c (write_complex_part): Return after handling MEM.
5426 2005-08-08 Josh Conner <jconner@apple.com>
5428 PR rtl-optimization/23241
5429 * combine.c (simplify_comparison): Fix error in determining
5430 whether to lift a subreg from comparison.
5432 2005-08-08 David Edelsohn <edelsohn@gnu.org>
5435 * config/rs6000/altivec.md (vec_init<mode>): New.
5436 (vec_set<mode>): New.
5437 (vec_extract<mode>): New.
5438 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
5439 (rs6000_expand_vector_set): New.
5440 (rs6000_expand_vector_extract): New.
5441 (rs6000_legitimate_offset_address_p): Offset addresses are valid
5442 for Altivec modes before reload.
5443 (altivec_expand_vec_init_builtin): New.
5444 (get_element_number): New.
5445 (altivec_expand_vec_set_builtin): New.
5446 (altivec_expand_vec_ext_builtin): New.
5447 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
5449 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
5451 * config/rs6000/rs6000.h (rs6000_builtins): Add
5452 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
5453 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
5454 * config/rs6000/rs6000-protos.h: Declare new functions.
5456 2005-08-08 Jan Hubicka <jh@suse.cz>
5458 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
5459 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
5460 * i386.md (movdi*): Use pic_32bit_operand.
5461 * predicates.md (pic_32bit_operand): New.
5463 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
5466 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
5468 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
5470 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
5471 (test_for_singularity): Use fold_build2.
5473 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5475 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
5477 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
5479 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
5480 (COMMON_ASM_OP) Define.
5481 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
5482 (ix86_encode_section_info): Likewise.
5483 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
5484 SUBTARGET_ENCODE_SECTION_INFO.
5486 2005-08-06 Richard Henderson <rth@redhat.com>
5489 * tree-nested.c (convert_local_reference): Save and restore val_only
5490 around component_ref and friends. Clear walk_subtrees by default.
5492 2005-08-06 Peter O'Gorman <peter@pogma.com>
5495 * gcc.c (process_command): Check the argument to -b has a dash.
5496 * doc/invoke.texi: Update -b and -V docs.
5498 2005-08-06 James E Wilson <wilson@specifix.com>
5500 * config/mips/cross64.h, config/mips/t-cross64: Delete.
5502 2005-08-06 Michael Matz <matz@suse.de>
5504 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
5505 member only if only one insn is associated with the value.
5507 2005-08-06 Nick Clifton <nickc@redhat.com>
5509 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
5511 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
5512 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
5513 Check symbol flags instead of symbol name mangling.
5514 (xstormy16_asm_output_aligned_common): Likewise. Also
5515 simplify code since the bss100_section cass is the only case
5516 where the below100 code will be triggered.
5517 (xstormy16_encode_section_info): Encode below100 attribute
5518 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
5520 (xstormy16_strip_name_encoding): Delete - this function is no
5522 (TARGET_STRIP_NAME_ENCODING): Undefine.
5523 * config/stormy16/stormy16-protos.h: Delete prototype for
5524 xstormy16_strip_name_encoding.
5526 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
5528 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
5529 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
5530 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
5531 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
5532 config/alpha/predicates.md, config/arc/arc.h,
5533 config/arm/arm.h, config/arm/ieee754-df.S,
5534 config/arm/ieee754-sf.S, config/bfin/bfin.c,
5535 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
5536 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
5537 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
5538 config/m68hc11/m68hc11.h, config/mips/mips.c,
5539 config/mips/mips.h, config/mips/openbsd.h,
5540 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
5541 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
5542 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5543 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
5544 config/sparc/linux.h, config/sparc/linux64.h,
5545 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
5546 doc/extend.texi, doc/gcov.texi, doc/install.texi,
5547 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
5548 typos. Follow spelling conventions.
5550 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
5553 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
5554 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
5555 specially. Check for side effects only for COND_EXPR.
5556 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
5557 return with TREE_NO_WARNING.
5559 2005-08-06 Richard Sandiford <richard@codesourcery.com>
5561 PR rtl-optimization/23233
5562 * loop.c (combine_movables): Require the modes to be the same.
5563 (move_movables): Remove handling of cases where the replacement
5564 had a different mode to the original.
5566 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
5568 PR tree-optimization/23128
5569 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
5570 subtraction wrap, and set TREE_OVERFLOW if they do.
5572 2005-08-05 Richard Henderson <rth@redhat.com>
5575 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
5576 FORCED_LABEL labels.
5578 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
5581 * reload.c (find_reloads_subreg_address): Pass down TYPE
5582 unchanged. Change all callers except find_reloads_toplev.
5584 2005-08-05 Michael Matz <matz@suse.de>
5586 * genattrtab.c (current_alternative_string): Remove.
5587 (SIMPLIFY_ALTERNATIVE): Ditto.
5588 (attr_alt_bit_p): Ditto.
5589 (alternative_name): Make const char *.
5590 (evaluate_eq_attr): Remove use of above things.
5591 (simplify_test_exp): Ditto.
5592 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
5593 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
5595 2005-08-04 James E Wilson <wilson@specifix.com>
5597 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
5598 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
5599 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
5600 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
5601 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
5603 2005-08-04 Richard Henderson <rth@redhat.com>
5606 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
5607 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
5608 * tree-sra.c (decide_block_copy): Use it. Disable element copy
5609 if we'd have to instantiate too many members.
5611 2005-08-04 Richard Henderson <rth@redhat.com>
5614 * tree-outof-ssa.c (coalesce_asm_operands): New.
5615 (coalesce_ssa_name): Use it. Split out ...
5616 (coalesce_phi_operands, coalesce_result_decls): ... these.
5618 2005-08-04 Paul Brook <paul@codesourcery.com>
5620 * read-rtl.c (read_quoted_string): Break if EOF.
5622 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
5624 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
5625 (fold_build2): Likewise.
5626 (fold_build3): Likewise.
5627 (fold_build1_stat): New function prototype.
5628 (fold_build2_stat): Likewise.
5629 (fold_build3_stat): Likewise.
5630 * fold-const.c (fold_build1): Rename to ..
5631 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5632 through to build1_stat.
5633 (fold_build2): Rename to ..
5634 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5635 through to build2_stat.
5636 (fold_build3): Rename to ..
5637 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5638 through to build3_stat.
5640 2005-08-04 David Edelsohn <edelsohn@gnu.org>
5641 Ian Lance Taylor <ian@airs.com>
5643 * function.c (assign_stack_local_1): Do not correct stack slot
5644 address if allocation size is smaller than mode size.
5646 2005-08-04 Diego Novillo <dnovillo@redhat.com>
5649 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
5650 (tree_merge_blocks): Propagate anything allowed by
5652 Clarify documentation.
5653 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
5654 SSA form, schedule an update if necessary.
5656 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
5658 * doc/install.texi (Binaries): Remove broken link to
5659 Sinix/Reliant Unix binaries.
5661 2005-08-03 Richard Henderson <rth@redhat.com>
5664 * function.c (stack_protect_epilogue): Export.
5665 * tree.h (stack_protect_epilogue): Declare.
5666 * calls.c (expand_call): Call it.
5668 2005-08-03 Eric Christopher <echristo@apple.com>
5670 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
5671 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
5674 2005-08-04 Jan Hubicka <jh@suse.cz>
5676 * profile.c (branch_prob): Split edges with goto locus on them
5677 to get proper line counts.
5678 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
5680 2005-08-03 Paul Brook <paul@codesourcery.com>
5682 * function.c (assign_parms): Round current_function_args_size
5683 to PARM_BOUNDARY, not STACK_BOUNDARY.
5685 2005-08-03 Geoffrey Keating <geoffk@apple.com>
5687 * config/i386/i386.c (x86_elf_aligned_common)
5688 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
5690 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
5692 PR tree-optimization/23157
5693 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
5694 before emitting them.
5696 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5698 PR tree-optimization/19899
5699 * Makefile.in (tree-scalar-evolution.o): Add real.h.
5700 * tree-scalar-evolution.c: Include real.h.
5701 (add_to_evolution): Build constant -1 of correct type.
5703 2005-08-03 Jan Hubicka <jh@suse.cz>
5705 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
5706 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
5707 profile updating for complette unrolling.
5708 * loop-unroll.c (peel_loop_completely): Use it.
5709 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
5710 (tree_unroll_loops_completely): Disable code growing unrolling of cold
5713 2005-08-03 Paul Brook <paul@codesourcery.com>
5715 * combine.c (can_change_dest_mode): New function.
5716 (try_combine, simplify_set): Use it.
5718 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
5720 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
5723 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
5725 * doc/install.texi (Specific): Adjust link to openavr.org.
5726 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
5727 (Binaries): Adjust HP-UX Porting Center link.
5728 (Binaries): Adjust Free Software Foundation ordering link.
5730 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
5732 * convert.c (convert_to_integer): Use fold_build1 instead of
5733 build1 when converting an integer to an integer.
5735 2005-08-02 Richard Henderson <rth@redhat.com>
5737 * combine.c (combine_instructions): Don't use reg_equal/equiv
5738 results if the mode doesn't match.
5740 2005-08-02 Mark Mitchell <mark@codesourcery.com>
5742 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
5743 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
5745 2005-08-02 Richard Henderson <rth@redhat.com>
5748 * explow.c (memory_address): Remove special-case for
5749 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
5751 2005-08-02 Diego Novillo <dnovillo@redhat.com>
5754 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
5755 number of calls to cleanup_tree_cfg_1.
5757 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
5759 * doc/invoke.texi: document file extensions .F90 and .F95
5761 2005-08-02 Richard Guenther <rguenther@suse.de>
5763 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
5764 positive if its first argument is positive.
5766 2005-08-02 Richard Guenther <rguenther@suse.de>
5768 PR tree-optimization/23177
5769 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
5772 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
5774 PR tree-optimization/23129
5775 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
5776 varying for divisions with anti-ranges.
5778 2005-08-02 Jan Hubicka <jh@suse.cz>
5780 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
5781 * tree-ssa-threadupdate.c (thread_block): Add it here.
5783 2005-08-01 James E Wilson <wilson@specifix.com>
5785 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
5786 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
5787 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
5789 * config/mips/predicates.md (const_call_insn_operand): Add check for
5790 SYMBOL_REF_LONG_CALL_P.
5791 * doc/extend.texi (long_call): Document the new attribute.
5793 2005-08-01 Ian Lance Taylor <ian@airs.com>
5794 Richard Henderson <rth@redhat.com>
5796 * Makefile.in (RTL_BASE_H): Add real.h.
5797 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
5799 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
5801 * rtl.c (rtl_check_failed_code_mode): New.
5802 * rtl.h (struct rtx_def): Add u.rv.
5803 (XCMWINT, XCNMPRV): New.
5804 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
5805 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
5807 2005-08-01 Richard Henderson <rth@redhat.com>
5809 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
5810 with auto-inc codes.
5812 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
5814 2005-08-01 Jan Hubicka <jh@suse.cz>
5816 * i386-protos.h (asm_preferred_eh_data_format): Declare.
5817 * i386.c: Include dwarf2.h
5818 (asm_preferred_eh_data_format): New.
5819 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
5821 2005-08-01 Ian Lance Taylor <ian@airs.com>
5823 * config/host-linux.c (linux_gt_pch_get_address): Add new name
5824 randomize_va_space for virtual address randomization control.
5826 2005-08-01 Steven Bosscher <stevenb@suse.de>
5828 * common.opt (flag_ipa_cp): Put in right place to maintain
5831 2005-08-01 Jan Hubicka <jh@suse.cz>
5833 * profile.c (compute_value_histograms): Fix thinko.
5834 * value-prof.c: Include toplev.h
5835 (check_counter): New function.
5836 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5837 tree_mod_subtract_transform): Add sanity check.
5839 2005-08-01 Richard Guenther <rguenther@suse.de>
5841 PR tree-optimization/23133
5842 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
5843 current functions parameter decls to find defs to cse
5846 2005-08-01 Richard Guenther <rguenther@suse.de>
5848 PR tree-optimization/23109
5849 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5850 If trapping math is in effect, use post-dominator information
5851 to check if we'd in any case reach a trapping point before
5852 doing the reciprocal insertion.
5853 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5854 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5855 expressions are invariant only if trapping math is not in effect.
5857 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5859 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5860 cgraph_function_versioning): New declarations.
5861 * cgraphunit.c: Add include to ipa-prop.h.
5862 (update_call_expr, cgraph_copy_node_for_versioning,
5863 cgraph_function_versioning): New functions.
5864 * integrate.c (copy_decl_for_inlining): Remove.
5865 * ipa-prop.h (ipa_replace_map): New struct.
5866 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5867 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5868 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5869 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5870 ipcp_iterate_stage, ipcp_method_scale_print,
5871 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5872 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5873 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5874 ipcp_update_bb_counts, ipcp_update_profiling,
5875 ipcp_update_edges_counts): New functions.
5876 (ipcp_method_cval_init): Remove restriction regarding local methods.
5877 (ipcp_init_stage): Add ipcp_method_compute_scale.
5878 (ipcp_insert_stage): Add versioning.
5879 (ipcp_structures_print): Add ipcp_method_scale_print.
5880 (ipcp_driver): Dump profiling info.
5881 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5882 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5883 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5884 (struct inline_data): Add versioning_p, ipa_info, new fields.
5885 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5886 declare_return_variable): Replace calls to copy_decl_for_inlining with
5888 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5890 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5891 Add argument VERSIONING.
5892 (copy_arguments_for_versioning, copy_static_chain,
5893 function_versionable_p, tree_versionable_function_p,
5894 tree_function_versioning, replace_ref_tree): New functions.
5895 * tree-inline.h: Include varray.h.
5896 (tree_versionable_function_p, tree_function_versioning,
5897 tree copy_decl_for_dup): New declarations.
5899 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5901 * ipa-cp.c: New file. Contains IPCP specific functionality.
5902 * ipa-prop.h: New file. Contains structures/definitions that can be
5903 used by several interprocedural data flow optimizations (and also IPCP).
5904 * ipa-prop.c: New file.
5905 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5906 * common.opt: Add ipa-cp flag.
5907 * timevar.def: Add IPCP optimization.
5908 * tree-optimize.c (init_tree_optimization_passes): Schedule
5910 * tree-pass.h (pass_ipa_cp): Declare.
5912 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5914 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5915 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5916 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5917 config/i386/i386.c, config/mips/mips.h,
5918 config/rs6000/rs6000.h, config/sh/sh.c,
5919 config/stormy16/stormy16.c: Fix comment typos.
5921 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5924 * c-typeck.c (build_binary_op): Use common_type wrapper on
5926 (common_type): Update comment.
5928 2005-07-31 Steven Bosscher <stevenb@suse.de>
5931 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5932 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5933 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5935 2005-07-31 Jan Hubicka <jh@suse.cz>
5937 * pretty-print.h (pp_widest_integer): New macro.
5938 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5941 2005-07-31 Jan Hubicka <jh@suse.cz>
5943 * output.h (enum section_category): Export from varasm.c
5944 (categorize_decl_for_section): Likewise.
5945 * varasm.c (enum section_category): Kill.
5946 (categorize_decl_for_section): Make global.
5947 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5949 * i386.c (ix86_section_threshold): New static variable.
5950 (ix86_in_large_data_p, ix86_encode_section_info,
5951 x86_64_elf_unique_section,
5952 x86_64_elf_select_section): New functions.
5953 (TARGET_ENCODE_SECTION_INFO): Define
5954 (override_options): Enable medium model for PIC.
5955 (ix86_expand_prologue): Expand gen_set_got_rex64.
5956 (legitimate_constant_p): Handle new UNSPECs.
5957 (legitimate_pic_address_disp_p): Likewise.
5958 (legitimize_pic_address): Lower MEDIUM model addressing.
5959 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5960 (enum cmodel): Add MEDIUM_PIC.
5961 (SYMBOL_REF_FAR_ADDR_P): New macro.
5962 (SYMBOL_FLAG_FAR_ADDR): New flag.
5963 * i386.md (movdi): Support medium model.
5964 (set_got_rex64): New pattern.
5965 * i386.opt (mlarge-data-threshold): New flag.
5966 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5967 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5968 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5969 TARGET_ASM_UNIQUE_SECTION): New.
5971 * invoke.texi (-mlarge_data_threshold): Document
5973 2005-07-31 Jan Hubicka <jh@suse.cz>
5975 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5976 (coalesce_vars): Likewise.
5977 * tree-ssa-live.c (coalesce_cost): New.
5978 (build_tree_conflict_graph): Use coalesce_cost.
5979 * tree-ssa-live.h (coalesce_cost): Declare.
5981 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5983 * arm.md (all peepholes for post-increment operations): Delete.
5984 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5985 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5986 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5987 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5988 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5990 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5992 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5995 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5998 * doc/invoke.texi: Document -rdynamic.
6000 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
6003 * c-parser.c (c_parser_parms_list_declarator): Call
6004 mark_forward_parm_decls.
6005 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
6006 decls with visibility structure.
6008 2005-07-30 Paul Brook <paul@codesourcery.com>
6010 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
6012 2005-07-30 Paul Brook <paul@codesourcery.com>
6014 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
6016 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
6018 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
6020 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6023 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
6024 nested function declarators.
6025 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
6026 (grokparms): Call warn_if_shadowing for parameters used within the
6028 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
6029 not used within the parameter list.
6030 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
6032 2005-07-30 Jan Hubicka <jh@suse.cz>
6034 * expr.c (expand_expr_real_1): Do not load mem targets into register.
6035 * i386.c (ix86_fixup_binary_operands): Likewise.
6036 (ix86_expand_unary_operator): Likewise.
6037 (ix86_expand_fp_absneg_operator): Likewise.
6038 * optabs.c (expand_vec_cond_expr): Validate dest.
6040 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6043 * real.c (real_from_string): Also set last bit if there is a
6044 nonzero hex digit beyond GCC's internal precision after ".".
6046 2005-07-29 David Edelsohn <edelsohn@gnu.org>
6048 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
6049 define_constants. Change duplicate values to unassigned numbers.
6050 Change UNSPEC_SUBS to UNSPEC_VSUBS.
6051 (*altivec_vspltsf): New.
6052 (altivec_vperm_v4sf): Delete.
6053 (altivec_vperm_<mode>): Use mode macro V.
6054 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
6055 (altivec_predicate_v4sf): Delete.
6056 (altivec_predicate_<mode>): Use mode macro V.
6057 (*altivec_lvesfx): New.
6058 (*altivec_stvesfx): New.
6059 (vec_realign_load_v4sf): Delete.
6060 (vec_realign_load_<mode>): Use mode macro V.
6061 * config/rs6000/rs6000.c (generate_set_vrsave): Use
6064 2005-07-29 Mark Mitchell <mark@codesourcery.com>
6067 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
6069 * configure: Regenerated.
6071 2005-07-29 Paul Brook <paul@codesourcery.com>
6073 * doc/install.texi: Add link to GFortran binaries wiki page.
6075 2005-07-29 David Ung <davidu@mips.com>
6077 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
6078 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
6079 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
6080 * config/mips/mips.md (cpu): Add 5kf name.
6081 (includes): Includes 5k.md.
6082 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
6083 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
6086 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6089 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
6090 (cleanup_tree_cfg): ... here.
6091 Call cleanup_tree_cfg_1 until there are no more cleanups to
6094 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
6096 * tree-vrp.c (compare_range_with_value): Return true or false
6097 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
6098 EQ_EXPR respectively.
6100 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
6102 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
6105 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6107 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
6108 (tree_ssa_dominator_optimize): Increment it.
6109 (dump_dominator_optimization_stats): Print it.
6111 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
6112 Steven Bosscher <stevenb@suse.de>
6114 PR rtl-optimization/23117
6115 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
6116 when head == tail. Tidy comment.
6118 2005-07-28 Richard Henderson <rth@redhat.com>
6120 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
6121 * cselib.c (rtx_equal_for_cselib_p): Likewise.
6122 * jump.c (rtx_renumbered_equal_p): Likewise.
6123 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
6124 CONST_INT and CONST_DOUBLE.
6125 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
6126 * reload.c (operands_match_p): Special case CONST_INT and
6127 CONST_DOUBLE; check mode earlier.
6129 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6132 * c-typeck.c (convert_for_assignment): Do not check
6133 DECL_IN_SYSTEM_HEADER on NULL fundecl.
6135 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6138 * c-typeck.c (composite_type): Prefer constant size arrays to
6141 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6144 * real.c (real_from_string): Set last bit if there is a nonzero
6145 hex digit beyond GCC's internal precision.
6147 2005-07-28 Richard Henderson <rth@redhat.com>
6150 * cfgcleanup.c (try_forward_edges): Watch out for end of
6153 2005-07-28 James E Wilson <wilson@specifixinc.com>
6156 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
6158 2005-07-28 Jan Hubicka <jh@suse.cz>
6160 * Makefile.in (rtl-profile.o): Kill all traces of it.
6161 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
6162 * coverage.h (rtl_coverage_counter_ref): Kill.
6163 * opts.c (flag_speculative_prefetching_set): Kill.
6164 (flag_loop_optimize_set): New.
6165 (common_handle_option): Disable loop optimizer when profiling;
6166 do not handle speculative prefetching.
6167 * passes.c (init_optimization_passes): Replace pass_profiling combo
6168 by branch_prob pass.
6169 * profile.c (compute_value_histograms): Update for simplified value
6171 (rtl_register_profile_hooks): Kill.
6172 (pass_profiling): Kill.
6173 (rest_of_handle_branch_prob): Do not profile.
6174 * toplev.c (process_options): Remove speculative prefetching.
6175 * toplev.h (flag_tree_based_profiling): Kill.
6176 * tree-profile.c (prepare_instrumented_value,
6177 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6178 tree_gen_one_value_profiler, do_tree_profiling): Update for
6179 simplified datastructures.
6180 * value-prof.c: Add comment that speculative prefetching was dropped;
6181 update rest of file for simplified datastructures.
6182 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
6183 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
6184 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
6185 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
6186 rtl_mod_subtract, gen_speculative_prefetch,
6187 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
6188 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
6189 (gate_handle_value_profile_transformations,
6190 rest_of_handle_value_profile_transformations,
6191 pass_value_profile_transformations): Kill.
6192 * value-prof.h (histogram_value_t): Remove IL based unions.
6193 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
6194 rtl_profile_hooks): Remove hooks.
6196 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
6198 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
6199 (cgraph_clone_node): Likewise.
6200 * cgraph.h (cgraph_clone_edge): Update prototype.
6201 (cgraph_clone_node): Likewise.
6202 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
6204 (lookup_recursive_calls): Consider profile.
6205 (cgraph_decide_recursive_inlining): Fix updating; use new
6206 probability argument; use profile.
6207 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
6208 * tree-inline.c (copy_bb): Update clal of clone_edge.
6209 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
6211 * invoke.texi (min-inline-recursive-probability): Document.
6213 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
6215 * doc/install.texi (Configuration): Update Valgrind homepage.
6217 2005-07-28 Richard Henderson <rth@redhat.com>
6220 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
6221 labels we want to delete.
6222 (cfg_layout_merge_blocks): Likewise.
6224 2005-07-28 Richard Henderson <rth@redhat.com>
6227 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
6228 when expanding to nothing.
6230 2005-07-28 Josh Conner <jconner@apple.com>
6232 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
6233 (cgraph_decide_inlining_of_small_functions): Likewise.
6235 2005-07-28 Josh Conner <jconner@apple.com>
6237 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
6238 direction of badness if negative.
6239 (cgraph_default_inline_p): Add reason to parameters, and assign it
6241 (cgraph_decide_inlining_of_small_functions): New parameter in call
6242 to cgraph_default_inline_p.
6243 (cgraph_decide_inlining_incrementally): Likewise.
6244 * cgraphunit.c (decide_is_function_needed): Likewise.
6245 * cgraph.h (cgraph_default_inline_p): Likewise.
6247 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6249 * builtins.c: Fix comment typo(s).
6250 * genautomata.c: Likewise.
6251 * gimplify.c: Likewise.
6252 * tree-dfa.c: Likewise.
6253 * tree-flow-inline.h: Likewise.
6254 * tree-into-ssa.c: Likewise.
6255 * tree-ssa-alias.c: Likewise.
6256 * tree-ssa-ccp.c: Likewise.
6257 * tree-ssa-copy.c: Likewise.
6258 * tree-ssa-dce.c: Likewise.
6259 * tree-ssa-dom.c: Likewise.
6260 * tree-ssa-operands.c: Likewise.
6261 * tree-tailcall.c: Likewise.
6262 * tree-vectorizer.c: Likewise.
6263 * tree-vrp.c: Likewise.
6266 2005-07-28 Jeff Law <law@redhat.com>
6268 * tree-vrp.c (test_for_singularity): Extracted from ...
6269 (simplify_cond_using_ranges): Attempt to simplify a relational
6270 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
6272 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
6274 PR tree-optimization/22506
6275 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
6276 phis whose argument is constant.
6278 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
6280 PR rtl-optimization/18992
6281 Back out this patch:
6282 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6283 PR optimization/12142
6284 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
6285 uses of the register in the SET_SRC. Remove unnecessary argument.
6287 Replace it with this:
6288 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
6289 if flag_non_call_exceptions is set and the insn may trap, pass
6290 pc_rtx as dest for recursion.
6291 In SET_SRC part of SET case, if dest is already set, pass it down
6294 2005-07-28 Jan Hubicka <jh@suse.cz>
6296 * cfg.c (update_bb_profile_for_threading): Use RDIV.
6297 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
6298 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
6300 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
6301 profile when available.
6303 2005-07-28 Jan Beulich <jbeulich@novell.com>
6305 * config/ia64/ia64.c (ia64_load_pair_ok): New.
6306 (ia64_print_operand): Describe and handle 'X'.
6307 (ia64_register_move_cost): Also handle FP_REGS.
6308 (ia64_preferred_reload_class): Likewise.
6309 (ia64_secondary_reload_class): Likewise.
6310 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
6311 it. Also check for ITANIUM_CLASS_FLDP.
6312 * config/ia64/ia64.h (FP_REGNO_P): New.
6313 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
6314 (reg_class): Add FP_REGS.
6315 (REG_CLASS_NAMES): Adjust for it.
6316 (REG_CLASS_CONTENTS): Likewise.
6317 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
6318 (REG_CLASS_FROM_LETTER): Handle 'x'.
6319 (CLASS_MAX_NREGS): Handle FP_REGS.
6320 (MEMORY_MOVE_COST): Likewise.
6321 * config/ia64/ia64.md (itanium_class): Add fldp.
6322 (type): Handle fldp.
6323 (movti_internal): More allowable operand combinations. Use ldfp8 when
6324 splitting unnecessary. Remove predicable attribute. Adjust
6325 itanium_class attribute.
6326 (smuldi3_highpart): Remove outdated comment.
6327 (mulditi3, umulditi3, rotlti3): New expanders.
6328 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
6329 (absti2): Disabled new insn for future reference.
6330 Respective new splitters.
6331 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
6332 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
6333 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
6335 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
6337 PR rtl-optimization/23047
6338 * simplify-rtx.c (simplify_const_relational_operation): Respect
6339 flag_wrapv for comparisons with ABS.
6341 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
6343 PR tree-optimization/22493
6344 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
6345 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
6347 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
6349 * config/frv/frv.opt (moptimize-membar): New.
6351 * doc/invoke.texi: Document -moptimize-membar and its inverse.
6353 * config/frv/frv.h: Remove machine_function definition.
6355 * config/frv/frv.c (struct frv_io): New.
6356 (struct machine_function): Moved from frv.h. Add has_membar_p.
6357 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
6358 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
6359 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
6360 (frv_optimize_membar_global, frv_optimize_membar): New functions.
6361 (frv_reorg): Call frv_optimize_membar when appropriate.
6362 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
6363 (frv_expand_builtin): Adjust calls accordingly.
6364 (frv_io_address_cookie): New function.
6365 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
6366 load or store rather than a special insn. Add ccnstant address and
6367 io-type operands to the membar.
6368 (frv_ifcvt_modify_tests): Unsign regno.
6369 (frv_ifcvt_modify_tests): Same.
6371 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
6372 UNSPEC_OPTIONAL_MEMBAR constant.
6373 (builtin_read_<mode>): Delete.
6374 (builtin_write_<mode>): Delete.
6375 ("optional_membar_<mode>"): Add operand.
6377 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
6378 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
6379 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
6380 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
6381 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
6382 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
6383 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
6384 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
6385 * testsuite/gcc.target/frv/all-read-write-1.c: New.
6387 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
6389 * df.c (df_uses_record): Handle SCRATCH.
6391 2005-07-28 Steven Bosscher <stevenb@suse.de>
6394 * passes.c (rest_of_decl_compilation): If decl is a type and
6395 we have encountered errors, don't emit debug information.
6397 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
6399 * params.def: Fixed comment.
6401 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
6404 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
6405 (TARGET_ASM_UNALIGNED_HI_OP): Add.
6406 (TARGET_ASM_UNALIGNED_SI_OP): Add.
6408 2005-07-27 Steven Bosscher <stevenb@suse.de>
6411 * varasm.c (assemble_start_function): Don't do anything that may
6412 require a CFG if the current function is a thunk.
6414 2005-07-25 Geoffrey Keating <geoffk@apple.com>
6416 * doc/install.texi (Prerequisites): Mention that perl is needed
6417 to do export control in libstdc++ targetting Darwin.
6419 2005-07-27 Steven Bosscher <stevenb@suse.de>
6421 PR rtl-optimization/17808
6422 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
6423 (sched_insns_conditions_mutex_p): Split out from...
6424 (add_dependence): ...here. But don't call it from here.
6425 (add_dependence_list): Check sched_insns_conditions_mutex_p
6426 before calling add_dependence.
6427 (add_dependence_list_and_free): Likewise.
6428 (fixup_sched_groups): Likewise.
6429 (sched_analyze_1): Likewise.
6430 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
6431 (sched_analyze): Likewise.
6432 (sched_analyze_insn): Likewise.
6433 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6434 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
6435 dependencies on all COND_EXEC insns to jumps ending basic blocks
6436 when doing intrablock scheduling.
6437 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
6439 2005-07-27 Jeff Law <law@redhat.com>
6441 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
6442 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
6443 equivalency sets, correctly handle the case were vr0 has an
6444 equivalency set, but vr1 does not.
6446 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
6448 PR tree-optimization/23073
6449 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
6450 vect_print_dump_info before fprintf.
6452 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6454 PR tree-optimize/22348
6455 * tree-ssa-loop-niter.c (number_of_iterations_cond):
6456 Fold the partial computation.
6458 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6460 PR tree-optimization/22325
6461 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
6463 * tree-scalar-evolution.c (scev_const_prop): Add generic final
6465 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
6466 (force_var_cost): ... this function.
6467 (compute_phi_arg_on_exit): Export.
6469 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6471 PR tree-optimization/20773
6472 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
6475 2005-07-27 Richard Guenther <rguenther@suse.de>
6477 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
6478 Avoid pushing again if current struct contains only
6479 fields we decomposed.
6481 2005-07-27 Jan Hubicka <jh@suse.cz>
6483 PR tree-optimization/22574
6484 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
6487 * tree-tailcall.c (decrease_profile): New function.
6488 (eliminate_tail_call): Use it.
6490 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
6491 visibility flags correctly in whole program mode.
6493 2005-07-26 Steve Ellcey <sje@cup.hp.com>
6495 PR rtl-optimization/22472
6496 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
6498 2005-07-26 Steven Bosscher <stevenb@suse.de>
6500 PR tree-optimization/22504
6501 * tree-complex.c (expand_complex_addition): Use 'code' instead
6502 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
6504 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6506 * config.gcc (cpu_type): Add frv case.
6507 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
6508 (supported_defaults): Add fr550 case.
6510 2005-07-26 Diego Novillo <dnovillo@redhat.com>
6513 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
6514 whether a pointer of type T * may point to objects of type T *.
6516 2005-07-26 DJ Delorie <dj@redhat.com>
6518 * configure: Regenerate.
6520 2005-07-26 Dale Johannesen <dalej@apple.com>
6522 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
6524 2005-07-26 Mark Mitchell <mark@codesourcery.com>
6526 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
6527 Clarify use of "build" in name.
6529 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6531 * doc/extend.texi (Raw read/write Functions): New section.
6532 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
6533 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
6534 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
6535 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
6536 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
6537 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
6538 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
6539 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
6540 * config/frv/frv.c: Add bdesc_loads global.
6541 Add bdesc_stores global.
6542 (frv_init_builtins): Add support for __builtin_{read/write}*.
6543 (frv_volatile_memref): New.
6544 (frv_expand_load_builtin): New.
6545 (frv_expand_store_builtin): New.
6546 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
6547 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
6548 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
6549 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
6550 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
6551 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
6552 (builtin_read_<mode>): New.
6553 (builtin_write_<mode>): New.
6554 (builtin_write64): New.
6555 (optional_membar_<mode>): New.
6557 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
6559 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
6560 (rather than units) against HOST_BITS_PER_WIDE_INT.
6562 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
6564 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
6565 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
6566 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
6567 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
6570 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
6571 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
6572 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
6574 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
6576 2005-07-26 Richard Guenther <rguenther@suse.de>
6578 PR tree-optimization/22486
6579 * fold-const.c (fold_unary): Fold away useless component
6580 references of the form (T *)&T.x, if the address
6583 2005-07-25 James E Wilson <wilson@specifixinc.com>
6585 * dwarf2out.c (add_call_src_coords_attributes): New.
6586 (gen_inlined_subroutine_die): Call it.
6587 (maybe_emit_file, init_file_table): Add comments.
6588 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
6590 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
6591 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
6592 * tree.h (BLOCK_SOURCE_LOCATION): New.
6593 (struct tree_block): New field locus.
6595 2005-07-26 Andreas Schwab <schwab@suse.de>
6597 PR rtl-optimization/23043
6598 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
6599 when allocating a struct unoccr.
6601 2005-07-25 Richard Henderson <rth@redhat.com>
6604 * tree-complex.c (gate_no_optimization): True if errors.
6605 * Makefile.in (tree-complex.o): Update dependencies.
6607 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
6609 * config/frv/predicates.md (integer_register_operand): Use
6612 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6615 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
6617 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
6619 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6621 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
6622 types when flag_unsafe_math_optimizations is true.
6624 2005-07-25 Mark Mitchell <mark@codesourcery.com>
6626 * gcc.c (option_map): Add --sysroot.
6627 (process_command): Handle --sysroot.
6628 (display_help): Document it.
6629 * doc/cppopts.tex (-isysroot): Document.
6630 * doc/invoke.texi (--sysroot): Document.
6631 * doc/install.texi (--with-build-sysroot): Document.
6633 * Makefile.in (inhibit_libc): New variable.
6634 (INHIBIT_LIBC_CFLAGS): Likewise.
6635 (LIBGCC2_CFLAGS): Include
6636 $(INHIBIT_LIBC_CFLAGS).
6637 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
6638 ($(T)crtbegin.o): Do not use @inhibit_libc@.
6639 ($(T)crtend.o): Likewise.
6640 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
6641 ($(T)crtendS.o): Likewise.
6642 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
6643 ($(T)crtendT.o): Likewise.
6644 (stmp-fixinc): Do not complain about missing headers if
6646 * configure.ac (inhibit_libc): Set it to true/false.
6647 (--with-build-sysroot): New option. Use it to set
6649 * configure: Regenerated.
6651 2005-07-25 Manfred Hollstein <mh@suse.com>
6653 * calls.c (store_one_arg): Fix unsigned comparison warning.
6655 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6658 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
6659 (ggc_print_statistics): Initialize variable before use.
6661 2005-07-25 Richard Guenther <rguenther@suse.de>
6663 * tree-dfa.c (mark_new_vars_to_rename): Protect against
6664 calling with a PHI_NODE argument.
6666 * tree-flow-inline.h (overlap_subvar): Protect against
6669 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
6671 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
6672 * configure: Regenerate.
6674 2005-07-25 Ira Rosen <irar@il.ibm.com>
6676 * expr.c (highest_pow2_factor): Make extern.
6677 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
6678 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6679 record_array_differ_p, array_ptr_differ_p): Likewise.
6680 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
6681 additional cases. Call the above functions.
6682 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
6683 base_object_differ_p when there are two base objects. Otherwise, compare
6684 base address and offset. Call may_alias_p.
6685 (dump_data_reference): Use a correct field name.
6686 (analyze_array): Make static. Initialize new data-ref fields.
6687 (analyze_indirect_ref): New function.
6688 (init_data_ref): Initialize new data-ref fields.
6689 (strip_conversion): Moved from tree-vect-analyze.c.
6690 (analyze_offset_expr, get_ptr_offset, address_analysis,
6691 object_analysis): Likewise.
6692 (analyze_offset): New function.
6693 (create_data_ref): Likewise.
6694 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
6695 dimensions for ARRAY_REFs only.
6696 (build_classic_dist_vector): Make static.
6697 (access_functions_are_affine_or_constant_p): Call macro to get the
6698 address of access functions.
6699 (compute_all_dependences): Add new parameter
6700 compute_self_and_read_read_dependences. Compute self and read-read
6701 dependences if it is true.
6702 (find_data_references_in_loop): Call create_data_ref. Initialize new
6704 (compute_data_dependences_for_loop): Add new parameter
6705 compute_self_and_read_read_dependences. Remove parameter nb_loops,
6706 compute nb_loops. Call compute_all_dependences,
6707 build_classic_dist_vector and build_classic_dir_vector with correct
6709 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
6710 with correct parameters. Compare dimensions for ARRAY_REFs only.
6711 (free_data_refs): Call macro to free access functions.
6712 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
6713 fields from stmt_vinfo.
6714 (struct base_object_info): New structure.
6715 (struct data_reference): Move fields to base_object_info. Add fields
6716 first_location and object_info for above structures. Move fields from
6717 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
6718 aligned_to. Add macros to access the new fields.
6719 Update functions declarations.
6720 * tree-flow.h (is_aliased_with): Declare.
6721 * tree-loop-linear.c (linear_transform_loops): Call
6722 compute_data_dependences_for_loop with correct parameters.
6723 * tree-ssa-alias.c (is_aliased_with): New function.
6724 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
6725 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
6726 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
6727 vect_base_addr_differ_p, compute_subscript_distance and
6728 build_classic_dist_vector. Add printings. Check absolute value of
6730 (vect_analyze_data_ref_dependences): Go through ddrs instead of
6732 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
6733 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
6734 to bytes. Add printing.
6735 (vect_compute_data_refs_alignment): Go through loads and stores in one
6737 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
6738 vect_analyze_data_ref_access): Likewise.
6739 (vect_analyze_pointer_ref_access): Remove.
6740 (vect_address_analysis, vect_object_analysis): Likewise.
6741 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
6742 and analyze data-refs in the loop.
6743 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
6744 fields of data-ref instead of stmt. Add init to the offset from the
6746 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
6747 (vect_update_init_of_dr): Likewise.
6748 (vect_update_inits_of_drs): Go through loads and stores in one loop.
6749 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
6751 (new_loop_vec_info): Initialize new fields.
6752 (destroy_loop_vec_info): Free new fields.
6753 (vect_strip_conversion): Remove.
6754 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
6755 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
6756 datarefs. Add new field ddrs.
6757 Add macros for the new fields access.
6758 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
6759 base_aligned_p, misalignment, memtag, ptr_info and subvars.
6760 Remove their macros.
6761 * tree.h (highest_pow2_factor): Declare.
6763 2005-07-25 Jakub Jelinek <jakub@redhat.com>
6765 * calls.c (store_one_arg): Check for sibling call MEM arguments
6766 from already clobbered incoming argument area.
6768 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6770 * c-common.c (check_missing_format_attribute): New.
6771 * c-common.h (check_missing_format_attribute): Likewise.
6772 * c-typeck.c (convert_for_assignment): Use it.
6774 2005-07-24 Andreas Schwab <schwab@suse.de>
6776 * config/m68k/m68k.md ("extendqidi2"): When source is an address
6777 register use a word move. Correct operand of ext.w in 68000 code.
6779 2005-07-23 Mark Mitchell <mark@codesourcery.com>
6781 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
6782 variables as declarations, rather than definitions.
6784 2005-07-24 Ira Rosen <irar@il.ibm.com>
6786 PR tree-optimization/22526
6787 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
6790 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6792 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
6793 that C99 reserve for future use. Use it to define clog10,
6794 clog10f and clog10l.
6796 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6798 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
6799 * configure.ac: Check for -Wmissing-format-attribute.
6801 * configure: Regenerate.
6803 2005-07-23 Richard Henderson <rth@redhat.com>
6805 PR tree-optimization/22623
6806 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
6808 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
6811 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
6813 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6815 * Makefile.in (C_TREE_H): Update dependencies.
6816 * c-tree.h: Include toplev.h.
6817 * diagnostic.h (diagnostic_set_info): Add format attribute.
6818 * rtl-error.c (diagnostic_for_asm): Likewise.
6820 2005-07-23 Chao-ying Fu <fu@mips.com>
6822 * config/mips/mips-dsp.md: New file.
6823 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
6824 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
6826 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
6827 MIPS_BUILTIN_BPOSGE32.
6828 (mips_expand_builtin_direct): Add one parameter to indicate that
6829 builtin functions need to return a value.
6830 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
6832 (mips_regno_to_class): Add classes for 12 new DSP registers.
6833 (mips_subword): Change to check four HI registers.
6834 (mips_output_move): Output move to and from 6 new DSP accumulators.
6835 (override_options): Make sure -mdsp and -mips16 are not used together.
6836 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
6838 (mips_conditional_register_usage): Disable 6 new DSP accumulators
6840 (print_operand): Add 'q' for printing DSP accumulators.
6841 (mips_cannot_change_mode_class): Check ACC_REGS.
6842 (mips_secondary_reload_class): Check ACC_REGS.
6843 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
6844 (mips_register_move_cost): Check ACC_REGS.
6845 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6846 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6847 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6848 (dsp_bdesc): New array.
6849 (bdesc_arrays): Add DSP builtin function table.
6850 (mips_prepare_builtin_arg): Check predicate again after
6852 (mips_expand_builtin): Add one more parameter to
6853 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6854 MIPS_BUILTIN_BPOSGE32.
6855 (mips_init_builtins): Initialize new function types.
6856 (mips_expand_builtin_direct): Check if builtin functions need to
6857 return a value and pass operands properly.
6858 (mips_expand_builtin_bposge): New function.
6859 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6860 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6861 (FIRST_PSEUDO_REGISTER): Increase to 188.
6862 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6863 Update for 12 new DSP registers.
6864 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6865 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6866 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6867 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6868 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6869 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6870 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6871 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6872 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6873 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6874 (REGISTER_NAMES): Add names for 12 new DSP registers.
6875 * config/mips/mips.md: Include mips-dsp.md.
6876 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6877 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6878 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6879 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6880 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6881 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6882 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6883 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6884 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6885 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6886 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6887 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6888 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6889 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6890 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6891 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6892 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6893 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6894 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6895 (UNSPEC_RDDSP): New constants.
6896 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6897 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6899 * config/mips/mips.opt (-mdsp): New option.
6900 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6901 (reg_imm10_operand): New predicates.
6902 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6903 * doc/invoke.texi (-mdsp): Document new option.
6905 2005-07-22 DJ Delorie <dj@redhat.com>
6907 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6909 * tree-inline.c (inlinable_function_p): Likewise.
6911 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6914 * toplev.c (check_global_declarations): Do not mark undefined
6915 variables as DECL_IGNORED_P.
6916 * varasm.c (first_global_object_name): GTY it.
6917 (weak_global_object_name): Likewise.
6918 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6919 a string to go into {weak,first}_global_object_name.
6921 2005-07-22 DJ Delorie <dj@redhat.com>
6923 * c-format.c (check_function_format): Change warning control
6924 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6926 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6928 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6929 &PTR->FLD a dereference of PTR.
6930 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6931 a potential dereference of PTR.
6933 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6935 PR rtl-optimization/20370
6936 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6937 call allocate_reg_info if necessary.
6939 PR rtl-optimization/21848
6940 * calls.c (emit_library_call_value_1): For const functions, add
6941 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6943 PR rtl-optimization/22445
6944 * cselib.c (target.h): Include.
6945 (rtx_equal_for_cselib_p): Allow commutative matches.
6946 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6947 Remove MODE parameter. Changed all callers.
6949 PR rtl-optimization/22258
6950 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6952 (try_combine): Use likely_spilled_retval_p.
6954 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6956 * config.gcc: Add crx-elf support.
6958 * doc/contrib.texi: Mention crx.
6959 * doc/extend.texi: Document crx extensions.
6960 * doc/install.texi: Document crx install.
6961 * doc/invoke.texi: Document crx options.
6962 * doc/md.texi: Document crx constraints.
6964 * config/crx/crx-protos.h: New file.
6965 * config/crx/crx.c: New file.
6966 * config/crx/crx.h: New file.
6967 * config/crx/crx.md: New file.
6968 * config/crx/crx.opt: New file.
6969 * config/crx/t-crx: New file.
6971 2005-07-22 Manfred Hollstein <mh@suse.com>
6973 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6975 (int_add_graph_edge): Likewise.
6976 (collapse_nodes): Likewise.
6977 (process_unification_queue): Likewise.
6979 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6980 Laurent GUERBY <laurent@guerby.net>
6982 PR tree-optimization/22336
6983 * function.c (record_block_change): Check for
6984 cfun->ib_boundaries_block.
6986 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6988 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6989 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6991 2005-07-21 DJ Delorie <dj@redhat.com>
6993 * toplev.c (warn_deprecated_use): Add warning control to warning
6995 * c-typeck.c (parser_build_binary_op): Likewise.
6996 (c_finish_if_stmt): Likewise.
6997 * c-common.c (check_function_sentinel): Likewise.
6998 (check_nonnull_arg): Likewise.
7000 2005-07-21 Richard Henderson <rth@redhat.com>
7003 * tree-complex.c (complex_ssa_name_components): New.
7004 (cvc_lookup): Allow entry not found.
7005 (create_components): Remove.
7006 (create_one_component_var, get_component_var): New.
7007 (get_component_ssa_name, set_component_ssa_name): New.
7008 (extract_component): Use get_component_ssa_name.
7009 (update_complex_components): Use set_component_ssa_name.
7010 (update_complex_components_on_edge): Likewise.
7011 (update_phi_components): Create new PHI nodes directly, instead
7012 of adding insns to edges.
7013 (tree_lower_complex): Allocate and free complex_variable_components
7014 and complex_ssa_name_components here.
7016 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
7018 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
7019 revert to returning false.
7021 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7024 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
7026 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7029 * config/i386/i386.md (cmpxf): Change operand constraints
7030 to "nonmemory_operand".
7032 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7034 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
7036 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7039 * fold-const.c (fold_build1): Add checksum for the operands.
7040 (fold_build2): Likewise.
7041 (fold_build3): Likewise.
7043 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7046 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
7048 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7050 * common.opt (-fforward-propagate): Committed by mistake,
7053 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7055 * reg-stack.c: Fix comment typo(s).
7056 * tree-ssa-operands.c: Likewise.
7057 * tree-vectorizer: Likewise.
7059 2005-07-21 Nick Clifton <nickc@redhat.com>
7061 * config/sh/symbian.c: Replace C++ style line comments with C
7062 style line comments.
7063 (symbian_add_attribute): Do not use a ? operator on the LHS of
7065 (sh_symbian_handle_dll_attribute): Change the type of the
7066 method vector to "VEC(tree,gc)*" and use vector accessor
7067 macros to walk over the elements.
7068 (symbian_export_vtable_and_rtti_p): Likewise.
7069 (symbian_class_needs_attribute_p): Likewise.
7071 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7074 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
7075 initialize targetm.resolve_overloaded_builtin here.
7076 (altivec_expand_overloaded_builtin): Make it non-static.
7077 * config/rs6000/rs6000-protos.h
7078 (altivec_expand_overloaded_builtin): New prototype.
7079 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
7080 targetm.resolve_overloaded_builtin here.
7081 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
7083 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7084 Zdenek Dvorak <dvorakz@suse.cz>
7086 PR tree-optimization/19210
7087 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
7089 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
7090 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
7091 rely on unproven assumptions.
7092 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
7093 * tree-flow.h (number_of_iterations_exit): Add final parameter.
7094 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
7095 to number_of_iterations_exit.
7096 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
7097 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
7098 * tree-ssa-loop-niter.c (find_loop_niter,
7099 estimate_numbers_of_iterations_loop): Likewise.
7100 (number_of_iterations_exit): Honor the new options.
7101 * doc/invoke.texi (Wunsafe-loop-optimizations,
7102 funsafe-loop-optimizations): Document them.
7104 2005-07-21 Richard Sandiford <richard@codesourcery.com>
7106 PR rtl-optimization/22167
7107 * gcse.c (hoist_code): Fix hoist_exprs[] check.
7109 2005-07-20 Adam Nemet <anemet@lnxw.com>
7111 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
7112 __do_global_dtors_aux longcall.
7114 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
7116 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
7117 (old_special_pred_table): Don't reference
7118 SPECIAL_MODE_PREDICATES.
7119 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
7120 * config/arc/arc.h: Don't mention PREDICATE_CODES.
7121 * config/sh/predicates.h: Don't mention
7122 SPECIAL_MODE_PREDICATES.
7123 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
7126 2005-07-20 DJ Delorie <dj@redhat.com>
7128 * config.gcc: Add m32c-elf support.
7130 * doc/contrib.texi: Mention m32c.
7131 * doc/extend.texi: Document m32c extensions.
7132 * doc/install.texi: Mention m32c.
7133 * doc/invoke.texi: Document m32c options.
7134 * doc/md.texi: Document m32c constraints.
7136 * config/m32c/addsub.md: New file.
7137 * config/m32c/bitops.md: New file.
7138 * config/m32c/cond.md: New file.
7139 * config/m32c/jump.md: New file.
7140 * config/m32c/m32c-lib1.S: New file.
7141 * config/m32c/m32c-lib2.c: New file.
7142 * config/m32c/m32c-modes.def: New file.
7143 * config/m32c/m32c-pragma.c: New file.
7144 * config/m32c/m32c-protos.h: New file.
7145 * config/m32c/m32c.abi: New file.
7146 * config/m32c/m32c.c: New file.
7147 * config/m32c/m32c.h: New file.
7148 * config/m32c/m32c.md: New file.
7149 * config/m32c/m32c.opt: New file.
7150 * config/m32c/minmax.md: New file.
7151 * config/m32c/mov.md: New file.
7152 * config/m32c/muldiv.md: New file.
7153 * config/m32c/predicates.md: New file.
7154 * config/m32c/prologue.md: New file.
7155 * config/m32c/shift.md: New file.
7156 * config/m32c/t-m32c: New file.
7158 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7160 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7161 (stack_protect_set, stack_protect_test): New expanders.
7162 (stack_protect_set_si, stack_protect_set_si_media,
7163 stack_protect_set_di_media, stack_protect_test_si,
7164 stack_protect_test_si_media, stack_protect_test_di_media):
7167 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
7169 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
7171 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
7173 * tree.h (tree_expr_nonzero_p): Export.
7174 * fold-const.c (tree_expr_nonzero_p): Likewise.
7175 Return true for CALL_EXPRs that are alloca calls.
7176 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
7178 * tree-flow.h (expr_computes_nonzero): Remove.
7179 * tree-vrp.c (expr_computes_nonzero): Remove.
7180 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
7181 (extract_range_from_unary_expr): Likewise.
7182 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
7183 tree_expr_nonzero_p.
7185 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
7187 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
7188 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
7189 extra arg "picreg" and use it instead of pic_offset_table_rtx.
7190 All callers changed.
7191 (frame_related_constant_load): New arg "related" which controls
7192 setting of RTX_FRAME_RELATED_P. All callers changed.
7193 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
7194 (bfin_expand_prologue): Add stack limit checking.
7195 * config/bfin/bfin.md (trapifcc): New pattern.
7197 * config/bfin/bfin.c: Include "langhooks.h".
7198 (def_builtin): Go through lang_hooks to call builtin_function.
7200 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
7201 * config/bfin/predicates.md (symbol_ref_operand): New.
7202 (call_insn_operand): Delete. All callers changed to use
7203 register_no_elim_operand.
7204 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
7206 (function_arg): Use it to generate the call's operand 2.
7207 (bfin_longcall_p): New function.
7208 (bfin_expand_call): Extra arg "cookie". All callers and declaration
7209 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
7210 determine if the address needs to be in a REG.
7211 (bfin_handle_longcall_attribute): New function.
7212 (bfin_attribute_table): Add "longcall" and "shortcall".
7213 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
7214 (CUMULATIVE_ARGS): New member call_cookie.
7215 (PREDICATE_CODES): Add symbol_ref_operand.
7216 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
7217 extra USE to the pattern.
7218 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
7219 New patterns, split off call_insn, sibcall_insn, call_value_insn and
7220 sibcall_value_insn; now the new patterns handle direct calls and the
7221 old ones indirect calls.
7222 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
7224 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7226 * doc/trouble.texi: Update section on handling of empty loops.
7228 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
7230 * config.gcc: Remove support for sparc-*-openbsd*,
7231 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
7233 * config.host: Remove support for i860-*-sysv4* as a host.
7234 * config/i860/*, config/ip2k/*, config/ns32k/*,
7235 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
7236 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
7237 mention obsolete ports.
7239 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7241 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
7243 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
7244 of frame_pointer_rtx.
7245 (sh_expand_epilogue): Likewise.
7246 (sh_set_return_address): Likewise.
7247 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
7248 instead of FRAME_POINTER_REGNUM if needed. Add elimination
7249 offsets from FRAME_POINTER_REGNUM.
7250 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
7251 (sh_register_names): Add initializer for sfp.
7252 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
7253 (VALID_REGISTER_P): Likewise.
7254 (FIRST_PSEUDO_REGISTER): Update.
7255 (DWARF_FRAME_REGISTERS): Define.
7256 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
7257 (HARD_FRAME_POINTER_REGNUM): Define.
7258 (FRAME_POINTER_REGNUM): Redefine.
7259 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
7260 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
7261 from FRAME_POINTER_REGNUM.
7262 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
7263 FRAME_POINTER_REGNUM.
7264 (REG_CLASS_CONTENTS): Add sfp.
7265 (REG_ALLOC_ORDER): Likewise.
7266 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
7267 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
7268 of frame_pointer_rtx.
7269 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7271 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
7273 * fold-const.c (tree_expr_nonnegative_p): Only return true for
7274 ABS_EXPR when flag_wrapv is false because of INT_MIN.
7275 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
7277 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
7280 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
7282 Make CONSTRUCTOR use VEC to store initializers.
7283 * c-common.c (complete_array_type): Update to cope with VEC in
7285 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
7286 (pp_c_constructor_elts): New function.
7287 * c-pretty-print.h (pp_c_constructor_elts): Declare.
7288 * c-typeck.c (build_function_call, build_c_cast, digest_init,
7289 struct constructor_stack, struct initializer_stack,
7290 constructor_elements, push_init_level, pop_init_level,
7291 add_pending_init, find_init_member, output_init_element): Update to
7292 cope with VEC in CONSTRUCTOR_ELTS.
7293 * coverage.c (build_fn_info_value, build_ctr_info_value,
7294 build_gcov_info): Likewise.
7295 * expr.c (categorize_ctor_elements_1, store_constructor,
7296 expand_expr_real_1): Likewise.
7297 * fold-const.c (fold_ternary): Likewise.
7298 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
7299 gimplify_init_constructor, gimplify_expr): Likewise.
7300 * tree-dump.c (dequeue_and_dump): Likewise.
7301 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
7303 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
7305 * tree-sra.c (generate_element_init_1): Likewise.
7306 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7307 * tree-ssa-operands.c (get_expr_operands): Likewise.
7308 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
7309 * tree-vect-transform.c (vect_get_vec_def_for_operand):
7310 (get_initial_def_for_reduction): Likewise.
7311 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
7312 value handle in annotations.
7313 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
7314 tree_node_structure): Add support for constr_kind.
7315 (build_vector_from_ctor, build_constructor_single,
7316 build_constructor_from_list): New functions.
7317 (build_constructor): Update to take a VEC instead of a TREE_LIST.
7318 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
7319 Update to cope with VEC in CONSTRUCTOR_ELTS.
7320 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
7321 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
7322 CONSTRUCTOR_APPEND_ELT): New macros.
7323 (struct constructor_elt, struct tree_constructor): New data types.
7324 (union tree_node): Add tree_constructor field.
7325 * treestruct.def: Define TS_CONSTRUCTOR.
7326 * varasm.c (const_hash_1, compare_constant, copy_constant,
7327 compute_reloc_for_constant, output_addressed_constants,
7328 initializer_constant_valid_p, output_constant,
7329 array_size_for_constructor, output_constructor): Update to cope with
7330 VEC in CONSTRUCTOR_ELTS.
7331 * vec.h (VEC_empty, VEC_copy): New macros.
7333 2005-07-19 Devang Patel <dpatel@apple.com>
7335 * dbxout.c (dbxout_type): Check Objective-C++ lang.
7337 2005-07-19 Richard Henderson <rth@redhat.com>
7340 * gimplify.c (gimplify_expr): Use main variant type for the temp
7341 destination for a discarded volatile read.
7342 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
7343 casts between non-void types that change volatility.
7345 2005-07-15 DJ Delorie <dj@redhat.com>
7347 * toplev.h: Add comment about the first parameter for warning().
7348 * errors.h: Likewise.
7350 * c.opt (Wpragmas): New.
7351 * doc/invoke.texi: Document it.
7353 * function.c (do_warn_unused_parameter): Add warning control to
7355 * c-decl.c (warn_if_shadowing): Likewise.
7356 * c-lex.c (cb_def_pragma): Likewise.
7357 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
7358 (pop_alignment): Likewise.
7359 (handle_pragma_pack): Likewise.
7360 (apply_pragma_weak): Likewise.
7361 (handle_pragma_weak): Likewise.
7362 (handle_pragma_redefine_extname): Likewise.
7363 (add_to_renaming_pragma_list): Likewise.
7364 (handle_pragma_extern_prefix): Likewise.
7365 (maybe_apply_renaming_pragma): Likewise.
7366 (handle_pragma_visibility): Likewise.
7368 * config/c4x/c4x-c.c (BAD): Likewise.
7369 (c4x_parse_pragma): Likewise.
7370 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
7371 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
7372 (rs6000_pragma_longcall): Likewise.
7373 * config/v850/v850-c.c (pop_data_area): Likewise.
7374 (ghs_pragma_section): Likewise.
7375 (ghs_pragma_section): Likewise.
7376 (ghs_pragma_interrupt): Likewise.
7377 (ghs_pragma_starttda): Likewise.
7378 (ghs_pragma_startsda): Likewise.
7379 (ghs_pragma_startzda): Likewise.
7380 (ghs_pragma_endtda): Likewise.
7381 (ghs_pragma_endsda): Likewise.
7382 (ghs_pragma_endzda): Likewise.
7384 2005-07-19 Danny Berlin <dberlin@dberlin.org>
7385 Kenneth Zadeck <zadeck@naturalbridge.com>
7387 * Makefile.in: Removed tree-promote-statics.c
7388 * tree-promote-statics.c: Removed.
7389 * common.opt: Removed flag-promote-statics.
7391 * passes.c: Removed tree-promote-statics pass.
7392 * tree-pass.h: Ditto.
7393 * timevar.def: Removed TV_PROMOTE_STATICS.
7396 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
7398 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
7400 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
7402 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7405 * c-common.c (check_function_arguments): Call
7406 'check_function_format' if either -Wformat or
7407 -Wmissing-format-attribute are specified.
7408 * c-format.c (check_function_format): Check -Wformat before
7409 calling 'check_format_info'.
7410 * c-opts.c (c_common_post_options): Don't warn for
7411 -Wmissing-format-attribute without -Wformat.
7412 * c-typeck.c (convert_for_assignment): Detect additional cases for
7413 -Wmissing-format-attribute.
7414 * doc/invoke.texi (-Wmissing-format-attribute): Document new
7417 2005-07-19 Richard Guenther <rguenther@suse.de>
7419 * config/i386/i386.md (lrint<mode>2): Use temporary
7420 instead of clobbering non-existent memory.
7422 2005-07-19 Nick Clifton <nickc@redhat.com>
7424 * config/avr/avr.c (legitimate_address_p): Fix debugging print
7425 statement to avoid displaying ASCII control characters.
7427 2005-07-19 Ben Elliston <bje@au.ibm.com>
7429 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
7430 * cfganal.c (find_edge_index): Ditto.
7431 * combine.c (combine_instructions): Ditto.
7432 * ddg.c (create_scc): Ditto.
7433 (find_successors): Ditto.
7434 (find_predecessors): Ditto.
7435 (find_nodes_on_paths): Ditto.
7436 (longest_simple_path): Ditto.
7437 * flow.c (update_life_info): Ditto.
7438 (count_or_remove_death_notes): Ditto.
7439 (clear_log_links): Ditto.
7440 * modulo-sched.c (generate_reg_moves): Ditto.
7441 (find_max_asap): Ditto.
7442 (find_max_hv_min_mob): Ditto.
7443 (find_max_dv_min_mob): Ditto.
7444 * sbitmap.c (sbitmap_first_set_bit): Ditto.
7445 * sched-rgn.c (extract_edgelst): Ditto.
7446 * tree-into-ssa.c (prepare_names_to_update): Ditto.
7447 (dump_update_ssa): Ditto.
7448 (ssa_names_to_replace) Ditto.
7449 (switch_virtuals_to_full_rewrite): Ditto.
7450 (update_ssa): Ditto.
7451 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7453 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
7455 Fix PR tree-optimization/22483
7457 * tree-complex.c (create_components): Use
7458 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
7459 * tree-flow-inline.h (fill_referenced_var_vec): New function.
7460 * tree-flow.h (safe_referenced_var_iterator): New structure.
7461 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
7462 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
7463 safe_referenced_var iterator.
7464 (add_type_alias): Ditto.
7466 2005-07-19 Steven Bosscher <stevenb@suse.de>
7468 * loop-init.c (rest_of_handle_loop2): Remove.
7469 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
7470 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
7471 (pass_rtl_loop_init, pass_rtl_loop_done,
7472 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
7473 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
7474 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
7475 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
7476 pass_tree_loop_done, and pass_tree_unswitch.
7477 (gate_loop): Rename to gate_tree_loop.
7478 * passes.c (init_optimization_passes): Update for renamed tree
7479 loop passes. Add the new loop2 passes as subpasses of loop2.
7480 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
7481 Update for the renamed tree loop passes.
7483 2005-07-18 Ian Lance Taylor <ian@airs.com>
7486 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
7487 blocks when optimizing.
7489 2005-07-18 Steve Ellcey <sje@cup.hp.com>
7491 * common.opt (frename-registers): Initialize to 2.
7493 (fgcse-after-reload): Ditto.
7494 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
7495 (process_options): Only change flag_web, flag_rename_registers,
7496 and flag_rerun_cse_after_loop if not explicitly set by user.
7498 2005-07-18 Jan Beulich <jbeulich@novell.com>
7500 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
7501 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
7502 in 64-bit mode the same as DImode in 32-bit mode.
7503 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
7504 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
7505 mode. Add new mode parameter.
7506 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
7507 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
7508 x86_64_shift_adj): New expanders.
7509 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
7510 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
7512 Respective new splitters. Use renamed shift splitter helpers in 32-bit
7513 DImode shift splitters.
7514 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
7515 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
7518 2005-07-18 Jan Beulich <jbeulich@novell.com>
7520 * i386.md (movdi_extzv_1): New.
7521 (zero_extendhidi2): Combine alternatives and never force use of
7523 (zero_extendqidi2): Likewise. Don't restrict input selection.
7525 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7527 Fix PR tree-optimization/22531
7528 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
7531 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7533 * tree-promote-statics.c (pass_promote_statics): Change dump file
7536 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7538 * tree-optimize.c (init_tree_optimization_passes): Add
7539 pass_eliminate_useless_stores pass.
7540 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
7541 * tree-ssa-pre.c (is_copy_stmt): New function.
7542 (follow_copies_till_vuse): Ditto.
7543 (do_eustores): Ditto.
7544 (gate_eustores): Ditto.
7546 2005-07-16 Richard Henderson <rth@redhat.com>
7548 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
7550 2005-07-16 Danny Berlin <dberlin@dberlin.org>
7551 Kenneth Zadeck <zadeck@naturalbridge.com>
7553 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
7554 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
7555 ipa-type-escape.h, tree-promote-statics.c
7556 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
7557 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
7558 tree-promote-statics.c: new files.
7559 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
7560 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
7561 int nonlocal_set_p, mark_constant_function): Deleted.
7562 (rest_of_handle_cfg): Removed call to mark_constant_function.
7563 (nonoverlapping_component_refs_p): Added calls to support
7564 type based aliasing.
7565 * tree-ssa-alias.c (may_alias_p,
7566 compute_flow_insensitive_aliasing): Ditto.
7567 * calls.c (flags_from_decl_or_type): Removed reference to
7569 * c-typeck.c (convert_arguments): Make builtins tolerant of having
7570 too many arguments. This is necessary for Spec 2000.
7571 * cgraph.h (const_function, pure_function): Removed.
7572 * common.opt: Added "fipa-pure-const", "fipa-reference",
7573 "fipa-type-escape", and "ftree-promote-static".
7575 * passes.c: Added ipa and tree-promote-statics passes.
7576 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
7577 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
7578 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
7579 * tree-flow.h: Added exposed sra calls and addition of
7580 reference_vars_info field for FUNCTION_DECLS.
7581 * tree-pass.h: Added passes.
7582 * tree-sra.c: (sra_init_cache): New function.
7583 (sra_insert_before, sra_insert_after) Made public.
7584 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
7586 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
7587 aliasing. (may_alias_p): Added code to use type escape analysis to
7589 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
7590 code to prune clobbers of static variables based on information
7591 produced in ipa-reference pass. Changed call clobbering so that
7592 statics are not marked as clobbered if the call does not clobber
7595 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
7597 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
7600 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7602 * doc/install.texi (*-*-solaris2*): Document recommended version
7603 of GNU binutils and mention GNU linker problem on Solaris 10.
7605 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
7608 * c-decl.c (c_build_bitfield_integer_type): New function.
7609 (finish_struct): Call it.
7610 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
7612 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7614 * c-typeck.c (digest_init): Call 'convert_for_assignment'
7617 2005-07-16 Jan Hubicka <jh@suse.cz>
7619 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
7620 (scale_bbs_frequencies_int): Watch roundoff errors.
7621 * predict.c (return_prediction): Initialize return_stmt.
7623 2005-07-16 Jan Hubicka <jh@suse.cz>
7625 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
7626 after RTL profiling.
7628 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
7631 * fold-const.c (build_range_check): Convert high/low to etype
7632 if we are only comparing against exp.
7634 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
7636 Fix PR tree-optimization/22376
7637 * tree-ssa-structalias.c (build_constraint_graph): We really meant
7639 (need_to_solve): New function.
7640 (compute_points_to_sets): Use it.
7642 2005-07-15 Jan Hubicka <jh@suse.cz>
7644 * cfg.c (update_bb_profile_for_threading): More diagnostic.
7645 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
7647 2005-07-15 Richard Guenther <rguenther@suse.de>
7649 * c-common.c (handle_flatten_attribute): New function.
7650 Add flatten function attribute.
7651 * doc/extend.texi: Document flatten function attribute.
7652 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
7653 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
7655 (cgraph_decide_inlining): Handle functions with flatten
7658 2005-07-14 David Edelsohn <edelsohn@gnu.org>
7660 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
7661 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
7662 UNSPEC_XCHG, UNSPEC_AND): New.
7663 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
7664 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
7665 * config/rs6000/sync.md (FETCHOP): New code macro.
7666 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
7668 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
7669 (sync_compare_and_swap<mode>): Same.
7670 (sync_lock_test_and_set<mode>): Same.
7671 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
7672 for QImode and HImode, and not PPC405.
7673 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
7674 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
7675 (sync_<fetchop>{si,di}_internal): New.
7676 (sync_nand{si,di}_internal): New.
7677 (sync_old_<fetchop>{si,di}_internal): New.
7678 (sync_old_nand{si,di}_internal): New
7679 (sync_new_<fetchop>{si,di}_internal): New.
7680 (sync_new_nand{si,di}_internal): New.
7681 (atomic_and{si,di}): New.
7682 (sync_new_nand{si,di}_internal): New.
7683 (atomic_and{si,di}): New.
7684 (sync_add<mode>_internal): Delete.
7685 (sync_addshort_internal): Use unspec instead of unspec_volatile.
7686 (sync_sub<mode>_internal): Delte.
7687 (sync_subshort_internal): New.
7688 (sync_andsi_internal): Use unspec instead of unspec_volatile.
7689 (sync_anddi_internal): Delete.
7690 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
7691 (sync_booldi_internal): Delete.
7692 (sync_boolc<mode>_internal): Delete.
7693 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
7694 (sync_boolc<mode>_internal2): Delete.
7695 (sync_boolcc<mode>_internal): Delete.
7696 (isync, lwsync): Use unspec instead of unspec_volatile.
7697 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
7698 Revert UNSPEC_VOLATILE.
7699 (rs6000_split_atomic_op): New.
7700 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
7702 2005-07-14 Eric Christopher <echristo@redhat.com>
7704 * config/mips/mips.c (mips_canonicalize_comparison): Cast
7705 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
7707 2005-07-14 Eric Christopher <echristo@redhat.com>
7709 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
7711 2005-07-14 Steven Bosscher <stevenb@suse.de>
7713 PR tree-optimization/22230
7714 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
7715 the computation of the four cross productions for "range op range".
7717 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
7718 Ulrich Weigand <uweigand@de.ibm.com>
7721 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
7724 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
7726 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
7728 2005-07-14 Steve Ellcey <sje@cup.hp.com>
7730 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
7732 2005-07-14 Richard Guenther <rguenther@suse.de>
7735 * config/i386/i386-protos.h (ix86_function_value): Change
7736 prototype to match new target hook.
7737 * config/i386/i386.c (ix86_value_regno): Change prototype
7738 to take extra type argument.
7739 (TARGET_FUNCTION_VALUE): Define.
7740 (ix86_function_ok_for_sibcall): Pass extra argument to
7741 ix86_value_regno, check return slot rtx for exact match.
7742 (ix86_function_value): Take extra parameter. Dispatch to
7743 ix86_value_regno with fndecl/fntype as provided.
7744 (ix86_value_regno): Handle extra type argument.
7745 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
7747 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
7748 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
7749 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
7750 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
7751 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
7753 2005-07-14 Richard Guenther <rguenther@suse.de>
7755 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
7756 * calls.c (expand_call): Pass fntype to hard_function_value.
7757 (emit_library_call_value_1): Likewise.
7758 * explow.c: Include target.h.
7759 (hard_function_value): Take extra argument, the fntype.
7760 Use new target hook for function_value.
7761 * expr.h (hard_function_value): Change prototype.
7762 * function.c (aggregate_value_p): Pass 0 as fntype to
7763 hard_function_value.
7764 (assign_parms): Use new target hook for function_value.
7765 Pass 0 as fntype to hard_function_value.
7766 (expand_function_end): Likewise.
7767 * reg-stack.c: Include target.h.
7768 (stack_result): Use new target hook for function_value.
7769 * target-def.h: New target hook function_value.
7770 * target.h: Likewise.
7771 * targhooks.c (default_function_value): New function.
7772 * targhooks.h (default_function_value): Declare.
7774 2005-07-13 Ian Lance Taylor <ian@airs.com>
7776 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
7778 2005-07-14 Jan Hubicka <jh@suse.cz>
7780 * tree-dfa.c (dump_variable): Use default_def function.
7781 * tree-ssa-alias.c (dump_points_to_info): Likewise.
7782 * tree-ssa.c (verify_use): Likewise.
7783 * tree-ssanames.c (release_ssa_name): Likewise.
7784 * tree-tailcall.c (eliminate_tail_call): Likewise.
7785 (tree_optimize_tail_calls_1): Likewise.
7786 * tree-vrp.c (get_value_range): Likewise.
7788 2005-07-14 Ben Elliston <bje@au.ibm.com>
7790 * gcc.c (main): Compare language[0] with '*' when iterating over
7793 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7795 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
7796 "s390_emit_compare". Add handling of CCZ1mode.
7797 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
7798 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
7800 (s390_branch_condition_mask): Add CCZ1mode handling.
7801 * config/s390/s390.md: ("seq", "*seq"): New pattern.
7802 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
7803 Use CCZ1mode instead of CCZmode.
7804 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
7806 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7808 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
7810 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
7812 2005-07-13 Eric Christopher <echristo@redhat.com>
7814 * config/mips/mips.c (mips_canonicalize_comparison): New.
7815 (mips_emit_int_relational): Use.
7817 2005-07-13 Eric Christopher <echristo@redhat.com>
7819 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7821 * config/s390/s390.md: Include tpf.md. Move tpf specific
7823 * config/s390/tpf.md: To here.
7824 * config/s390/s390.opt: Move tpf specific options...
7825 * config/s390/tpf.opt: to here. Add mmain option.
7826 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7827 * config/s390/tpf.h: Rewrite.
7829 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7831 * doc/tm.texi: Remove @xref{Cross-profiling}.
7833 2005-07-13 Jeff Law <law@redhat.com>
7835 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
7836 expressions, test their _DECL operands for pointer equality rather
7837 than using operand_equal_p.
7839 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7841 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
7842 (TARGET_POSIX_IO): This.
7843 * config/darwin.h: Likewise.
7844 * config/freebsd.h: Likewise.
7845 * config/linux.h: Likewise.
7846 * config/lynx.h: Likewise.
7847 * config/netbsd.h: Likewise.
7848 * config/rs6000/linux64.h: Likewise.
7849 * config/rs6000/linux.h: Likewise.
7850 * config/s390/tpf.h: Likewise.
7851 * config/sh/embed-elf.h: Likewise.
7852 * config/sparc/linux64.h: Likewise.
7853 * config/sparc/linux.h: Likewise.
7854 * config/svr4.h: Likewise.
7855 * gcov-io.h: Likewise.
7857 * doc/tm.texi: Updated.
7859 * libgcov.c (create_file_directory): Defined only if
7860 TARGET_POSIX_IO is defined.
7861 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7864 2005-07-13 Jan Hubicka <jh@suse.cz>
7866 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7868 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7870 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7871 structure as argument.
7873 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7875 PR tree-optimization/21921
7876 * tree-iterator.c (tsi_link_before): Support the case when
7877 tsi_end_p (tsi) == true.
7879 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7881 PR tree-optimization/22442
7882 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7885 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7887 PR rtl-optimization/20376
7888 * toplev.c (process_options): Enable -fweb and -frename-registers when
7890 * doc/invoke.texi: Update the information about when -fweb and
7891 -frename-registers are enabled.
7893 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7896 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7897 if *rhs_p is not a SSA_NAME.
7899 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7901 Fix PR tree-optimization/22422
7902 * tree-ssa-structalias.c (struct variable_info): Add flag for
7904 (get_varinfo): Now a static function.
7905 (new_varinfo): init has_union and is_special_var to false.
7906 (solution_set_add): Check has_union.
7907 (do_da_constraint): Move temporary variable so it gets reset
7909 Also check for special variable.
7910 (do_ds_constraint): Ditto.
7911 (do_sd_constraint): Ditto.
7912 (do_structure_copy): Check for special variable.
7913 (find_func_aliases): Ditto.
7914 (init_base_vars): Set special vars properly.
7916 2005-07-13 Jan Hubicka <jh@suse.cz>
7918 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7921 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7922 (get_expr_operands): Fix thinko wrt flags and subvars.
7924 PR tree-optimize/22379
7925 * tree-inline.c (expand_call_inline): Do not output sorry in early
7928 2005-07-12 Dale Johannesen <dalej@apple.com>
7930 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7932 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7935 * host-linux.h: Include limits.h.
7937 2005-07-12 Dale Johannesen <dalej@apple.com>
7939 * expr.c (compress_float_constant): Add cost check.
7940 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7942 2005-07-12 Dale Johannesen <dalej@apple.com>
7944 * gcc.target/i386/compress-float-sse.c: New.
7945 * gcc.target/i386/compress-float-sse-pic.c: New.
7946 * gcc.target/i386/compress-float-387.c: New.
7947 * gcc.target/i386/compress-float-387-pic.c: New.
7948 * gcc.dg/compress-float-ppc.c: New.
7949 * gcc.dg/compress-float-ppc-pic.c: New.
7951 2005-07-12 Eric Christopher <echristo@redhat.com>
7953 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7955 * config/s390/s390.md: Include tpf.md. Move tpf specific
7957 * config/s390/tpf.md: To here.
7958 * config/s390/s390.opt: Move tpf specific options...
7959 * config/s390/tpf.opt: to here. Add mmain option.
7960 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7961 * config/s390/tpf.h: Rewrite.
7963 2005-07-12 Eric Christopher <echristo@redhat.com>
7965 * gcc.c (struct infile): Update comment for language.
7966 (main): Rewrite input file resetting code.
7968 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7971 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7972 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7973 (lookup_avail_expr): Use constant_boolean_node instead
7974 of boolean_false_node/boolean_true_node.
7976 2005-07-12 Ben Elliston <bje@au.ibm.com>
7978 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7979 and use it when printing num_edges.
7981 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7983 * doc/extend.texi (Blackfin Built-in Functions): New section.
7984 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7987 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7989 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7990 s/cmpstrsi/cmpstrnsi
7991 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7993 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7994 (init_optabs): Initialize cmpstrn_optab.
7995 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7996 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7997 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7998 * config/i386/i386.md: s/cmpstr/cmpstrn
7999 * config/c4x/c4x.md: s/cmpstr/cmpstrn
8000 * doc/md.texi: Update documentation.
8002 2005-07-11 Richard Henderson <rth@redhat.com>
8004 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
8005 build_va_arg_indirect_ref.
8006 (alpha_gimplify_va_arg): Likewise.
8007 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
8008 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
8009 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
8010 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
8011 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
8012 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
8014 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
8016 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8018 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
8019 * passes.c (init_optimization_passes): Add pass_empty_loop.
8020 * tree-pass.h (pass_empty_loop): Declare.
8021 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
8022 try_remove_empty_loop, remove_empty_loops): New functions.
8023 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
8024 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
8026 2005-07-12 Peter Barada <peter@the-baradas.com>
8030 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
8031 in address registers.
8032 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
8033 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
8034 alternative of addsi3_5200.
8036 2005-07-11 Ian Lance Taylor <ian@airs.com>
8038 * config/mips/mips.md (ffs<mode>2): Remove.
8040 2005-07-11 Ian Lance Taylor <ian@airs.com>
8042 * doc/tree-ssa.texi (Cleanups): Improve description of
8044 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
8046 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8048 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
8049 * tree.h (DECL_ARGUMENT_FLD): New macro.
8051 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8053 Fix PR tree-optimization/22404
8055 * tree-ssa-structalias.c (create_variable_info_for): Use
8058 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
8060 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
8061 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
8062 for second comparison operand.
8063 * config/bfin/predicates.md (reg_or_const_int_operand): New.
8065 * config/bfin/bfin.md (define_attr "type"): Add "sync".
8066 (define_insn_reservation "alu"): Likewise.
8067 (csync, ssync): Now of type sync.
8068 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
8069 -mcsync-anomaly -mspecld-anomaly.
8070 * config/bfin/bfin.opt (mcsync): Remove.
8071 (mcsync-anomaly, mspecld-anomaly): Add.
8072 * config/bfin/bfin.c: Include "insn-codes.h".
8073 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
8074 (TARGET_DEFAULT_TARGET_FLAGS): New.
8075 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
8077 2005-07-11 Steven Bosscher <stevenb@suse.de>
8079 * basic-block.h: Give the BB flags enum a name, bb_flags.
8080 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
8081 * cfgcleanup.c (enum bb_flags): Remove here.
8082 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
8083 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
8084 (update_forwarder_flag): Likewise.
8085 (thread_jump): Likewise.
8086 (try_forward_edges): Likewise.
8087 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
8088 forwarder flags. Don't clear bb->aux for all basic blocks. Only
8089 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
8091 2005-07-11 Richard Guenther <rguenther@suse.de>
8093 * config/i386/i386.opt: New target option -msseregparm.
8094 * config/i386/i386.c (override_options): Error out for
8095 -msseregparm but no SSE support.
8096 (ix86_function_sseregparm): Check for global sseregparm.
8097 * doc/invoke.texi: Document -msseregparm.
8099 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8101 * config.gcc (m32r-*-linux*): Use the default extra_parts.
8102 (m32rle-*-linux*): Ditto.
8104 2005-07-11 Jakub Jelinek <jakub@redhat.com>
8106 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
8107 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
8110 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8114 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
8115 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
8117 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
8119 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
8120 (varmap): Heapify varmap.
8121 (constraints): Heapify constraints.
8122 (struct constraint_graph): Heapify succs and preds.
8123 (constraint_vec_find): Update for heapification.
8124 (constraint_set_union): Ditto.
8125 (insert_into_complex): Ditto.
8126 (constraint_edge_vec_find): Ditto.
8127 (erase_graph_self_edge): Ditto.
8128 (add_graph_edge): Ditto.
8129 (get_graph_weights): Ditto.
8130 (merge_graph_nodes): Ditto.
8131 (build_constraint_graph): Ditto.
8132 (topo_visit): Ditto.
8133 (solve_graph): Ditto.
8134 (create_variable_info_for): Ditto.
8135 (init_base_vars): Ditto.
8136 (delete_points_to_sets): Free graph, varmap, and complex constraints.
8137 (condese_varmap_nodes): Free complex vector.
8138 (clear_edges_for_node): Clear succs and preds vector.
8140 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8142 * tree-ssa-structalias.c (update_alias_info): Change counting of
8143 references to not include vdefs.
8145 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8147 * tree-ssa-alias.c (free_used_part_map): Add missing free.
8150 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8152 * pa.c (pa_commutative_p): Make PLUS commutative when
8153 TARGET_NO_SPACE_REGS is true.
8155 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8157 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
8158 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
8159 * tree-dfa.c (dump_subvars_for): New.
8160 (debug_subvars_for): New.
8161 (dump_variable): Show subvariables if VAR has them.
8162 * tree-flow-inline.h (get_subvar_at): New.
8163 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
8164 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
8166 (struct subvar): Change fields offset and size to unsigned
8168 (dump_subvars_for): Declare.
8169 (debug_subvars_for): Declare.
8170 (get_subvar_at): Declare.
8171 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
8172 to unsigned HOST_WIDE_INT *.
8173 (overlap_subvar): Likewise.
8174 * tree-gimple.c (is_gimple_reg): Always return false for
8175 SFTs and memory tags.
8176 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
8178 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
8179 (compute_may_aliases): Call compute_points_to_sets.
8180 (collect_points_to_info_for): Remove.
8181 (compute_points_to_and_addr_escape): Remove.
8182 (delete_alias_info): Call delete_points_to_sets.
8183 (compute_flow_sensitive_aliasing): If the call to
8184 find_what_p_points_to returns false, call set_pt_anything.
8185 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
8186 (set_pt_anything): Clear pi->pt_vars.
8187 (set_pt_malloc): Remove.
8188 (merge_pointed_to_info): Remove.
8189 (add_pointed_to_expr): Remove.
8190 (add_pointed_to_var): Remove.
8191 (collect_points_to_info_r): Remove.
8192 (is_escape_site): Make extern.
8194 (create_overlap_variables_for): Call it.
8195 * tree-ssa-copy.c (merge_alias_info): Never merge
8196 flow-sensitive alias information.
8197 * tree-ssa-operands.c (get_expr_operands): Adjust variables
8198 offset and size to be unsigned HOST_WIDE_INT.
8199 (add_to_addressable_set): Rename from note_addressable.
8200 Set TREE_ADDRESSABLE as the variables are added to the set.
8202 (add_stmt_operand): Do not try to micro-optimize unmodifiable
8203 operands into VUSEs when adding V_MAY_DEFs for members in an
8205 * tree-ssa-operands.h (add_to_addressable_set): Declare.
8206 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
8207 (struct variable_info): Add bitfield is_heap_var.
8208 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
8209 (new_var_info): Initialize is_heap_var.
8210 (get_constraint_for): Add HEAP variables to the symbol table.
8211 Mark them with is_heap_var.
8212 (update_alias_info): New. Taken mostly from the old
8213 compute_points_to_and_addr_escape.
8214 (handle_ptr_arith): New.
8215 (find_func_aliases): Call update_alias_info.
8216 Call handle_ptr_info for tcc_binary expressions.
8217 Call mark_stmt_modified.
8218 (create_variable_info_for): If DECL has subvars, do not create
8219 variables for its subvars. Always add all the fields.
8220 (set_uids_in_ptset): If the solution includes ANYOFFSET and
8221 SFTs, then add all the SFTs of the structure.
8222 If VI->DECL is an aggregate with subvariables, add the SFT at
8224 (find_what_p_points_to): If VI is an artificial variable,
8225 translate to bitfields in SSA_NAME_PTR_INFO.
8226 If the solution is empty, set pi->pt_vars to NULL
8227 (init_base_vars): Create ANYOFFSET.
8228 (compute_points_to_sets): Rename from create_alias_vars.
8230 (pass_build_pta): Remove.
8231 (delete_points_to_sets): Rename from delete_alias_vars.
8232 (pass_del_pta): Remove.
8233 * tree-ssa-structalias.h (struct alias_info): Move from
8235 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
8236 NUM_REFERENCES_SET): Likewise.
8237 (compute_points_to_sets, delete_points_to_sets): Declare.
8239 2005-07-09 Richard Henderson <rth@redhat.com>
8241 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
8242 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
8243 alpha_split_lock_test_and_set_12): New functions.
8244 * config/alpha/alpha-protos.h: Update.
8245 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
8246 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
8247 * config/alpha/sync.md (I12MODE): New.
8248 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
8249 (sync_<fetchop_name><I48MODE>): Likewise.
8250 (sync_nand<I48MODE>): Likewise.
8251 (sync_old_<fetchop_name><I48MODE>): Likewise.
8252 (sync_new_<fetchop_name><I48MODE>): Likewise.
8253 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8254 (sync_compare_and_swap<I48MODE>): Likewise.
8255 (sync_lock_test_and_set<I48MODE>): Likewise.
8256 (sync_compare_and_swap<I12MODE>): New.
8257 (sync_compare_and_swap<I12MODE>_1): New.
8258 (sync_lock_test_and_set<I12MODE>): New.
8259 (sync_lock_test_and_set<I12MODE>_1): New.
8261 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8265 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
8267 2005-07-09 Jakub Jelinek <jakub@redhat.com>
8269 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
8270 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
8272 2005-07-09 Richard SAndiford <richard@codesourcery.com>
8275 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8277 2005-07-08 David Edelsohn <edelsohn@gnu.org>
8279 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
8280 memory_operand constraint.
8281 (store_conditional_<mode>): Same.
8282 (sync_compare_and_swap<mode>): Same.
8283 (sync_lock_test_and_set<mode>): Same.
8285 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
8287 Rewrite PIC support to more closely model actual instructions.
8288 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
8289 (cris_symbol): Remove prototypes for removed functions.
8290 (cris_pic_symbol_type_of, cris_valid_pic_const)
8291 (cris_expand_pic_call_address): Prototypes for new functions.
8292 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
8294 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
8296 <case ':'>: Add case for new punctuation character.
8297 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
8298 emitting (extra) PIC modifier.
8299 <case UNSPEC>: Do not assert for PLT.
8300 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
8301 (cris_expand_prologue, cris_expand_epilogue): Check
8302 for pic_offset_table_rtx usage instead of taking
8303 current_function_uses_pic_offset_table as the final word.
8304 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
8305 Remove flag_pic difference.
8306 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
8307 the moral equivalents of...
8308 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
8310 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
8311 (cris_handle_option): Mark ARG as unused.
8312 (cris_expand_pic_call_address): New worker function for "call",
8314 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
8315 output PIC constructs here.
8316 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
8317 as symbol-specific modifers, not whole or part of operands.
8318 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
8319 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
8320 constants and flag_pic.
8321 (CONSTANT_INDEX_P): Adjust for new functions.
8322 (enum cris_pic_symbol_type): New helper type.
8323 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
8324 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
8325 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
8327 ("movsi"): Emit actual instructions for GOT and relative access.
8328 ("*movsi_got_load"): New pattern to set up the register holding
8330 ("*movsi_internal"): Operand 1 is not a plain general_operand.
8331 Adjust FIXME for 'S'.
8332 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
8333 Use "movs" for -fpic cases.
8334 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
8335 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
8336 ("call", "call_value"): Just call cris_expand_pic_call_address for
8338 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
8339 Remove special pattern.
8340 ("*expanded_call_side", "*expanded_call_value_side"): New
8342 (gotplt-to-plt, gotplt-to-plt-side-call)
8343 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
8345 * config/cris/cris/predicates.md
8346 ("cris_general_operand_or_gotless_symbol"): Remove unused
8348 ("cris_general_operand_or_symbol"): Adjust for new functions.
8350 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8352 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
8354 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
8356 * Makefile.in (TREE_H): Add treestruct.def.
8357 (c-decl.o): Add pointer-set.h
8358 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
8359 visibility on regular DECL's.
8360 (merge_decls): Fix the copying of decl nodes of various types for
8361 the new structures. Don't update RTL, section name, weak status,
8362 etc, on DECL's without RTL.
8363 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
8364 Don't check volatile on non-variable types.
8365 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
8366 to check whether we have seen arguments.
8367 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
8368 flag is checked before field (flag is common, field is not).
8369 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
8370 TS_DECL_COMMON could have an origin.
8371 (add_location_or_const_value_attribute): Don't check section name
8372 on non-var/function decls.
8373 (dwarf2out_var_location): Reverse order of tests.
8374 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
8375 with DECL_WRTL_CHECK.
8376 * expmed.c (make_tree): rtl is now in decl_with_rtl.
8377 * fold-const.c (fold_binary): Don't check weakness on
8378 non-var/function decls.
8379 (tree_expr_nonzero_p): Ditto.
8380 (fold_checksum_tree): Use tree_decl_extra as sizeof
8382 * ggc-page.c (extra_order_size_table): Add sizes for
8383 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
8385 * gimplify.c (gimplify_bind_expr): Only set
8386 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
8387 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
8389 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
8390 * langhooks.h (init_ts). New langhook.
8391 * passes.c (rest_of_decl_compilation): Reverse order of tests.
8392 * print-tree.c (print_node): Update to only print fields that
8393 exist in the structures the passed decl has.
8394 * toplev.c (wrapup_global_declarations): Don't reset
8395 DECL_DEFER_OUTPUT on DECL's that don't contain it.
8396 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
8397 * tree-inline.c (remap_decl): Ditto.
8398 * tree-outof-ssa.c (create_temp): Reverse order of tests.
8399 * tree-pretty-print.c (print_declaration): Don't print
8400 DECL_REGISTER on things that don't contain it.
8401 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
8402 non-var/function decls.
8403 * tree.c (tree_contains_struct): New structure.
8404 (init_priority_for_decl): New hashtable.
8405 (tree_int_map): New structure.
8406 (tree_int_map_eq): New function.
8407 (tree_int_map_marked_p): Ditto.
8408 (tree_int_map_hash): Ditto.
8409 (tree_map): Move to tree.h.
8410 (tree_map_eq): Externalize.
8411 (tree_map_hash): Ditto.
8412 (tree_map_marked_p): Ditto.
8413 (init_ttree): Set up tree_contains_struct and call langhook.
8414 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
8415 (tree_code_size): Update for new structures.
8416 (tree_node_structure): Update for new structures.
8417 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
8419 (copy_node_stat): Copy init priority.
8420 (build_decl_stat): Ditto for visibility.
8421 (ts_enum_names): New.
8422 (tree_contains_struct_check_failed): New function.
8423 (decl_init_priority_lookup): Ditto.
8424 (decl_init_priority_insert): Ditto.
8425 * treestruct.def: New file.
8426 * tree.h (CODE_CONTAINS_STRUCT): New macro.
8427 (CONTAINS_STRUCT_CHECK): Ditto.
8428 (tree_contains_struct_check_failed): New prototype.
8429 (DECL_CHECK): Removed.
8430 (DECL_MINIMAL_CHECK): New.
8431 (DECL_COMMON_CHECK): Ditto.
8432 (DECL_WRTL_CHECK): Ditto.
8433 (DECL_NON_COMMON_CHECK): Ditto.
8434 (DECL_WITH_VIS_CHECK): Ditto.
8435 (VAR_OR_FUNCTION_DECL_P): Ditto
8436 (struct tree_decl_minimal): New structure.
8437 (struct tree_decl_common): Ditto.
8438 (struct tree_decl_with_rtl): Ditto.
8439 (struct tree_decl_with_vis): Ditto.
8440 (struct tree_decl_non_common): Ditto.
8441 (struct tree_field_decl): Ditto.
8442 (struct tree_parm_decl): Ditto.
8443 (struct tree_var_decl): Ditto.
8444 (struct tree_function_decl): Ditto.
8445 (struct tree_const_decl): Ditto.
8446 (struct tree_result_decl): Ditto.
8447 (union tree_node): Add new structures.
8448 * var-tracking.c (track_expr_p): Reverse order of tests.
8450 * doc/c-tree.texi: Add documentation on DECL node internal structure.
8452 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8454 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
8455 * system.h: Poison FINALIZE_PIC.
8456 * doc/tm.texi (FINALIZE_PIC): Remove.
8458 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8461 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
8462 to the correct type if we have a MODIFY_EXPR.
8464 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8466 PR tree-optimization/22360
8467 * tree.c (upper_bound_in_type): Fix calculations for casting
8468 to a non-wider signed type and casting a signed value to a
8469 wider unsigned type.
8470 (lower_bound_in_type): Fix calculations for casting to a
8471 non-wider signed type.
8473 PR tree-optimization/20139
8474 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
8476 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
8477 fold_cond_expr_cond.
8478 * tree-ssanames.c (release_defs): Assert in_ssa_p.
8479 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
8481 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8484 * tree-complex.c (expand_complex_libcall): Produce
8485 REALPART_EXPR/IMAGPART_EXPR with the correct type.
8487 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
8489 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
8490 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
8491 b" assert and inserted fastpath code for this case.
8492 (bitmap_ior): Removed "a != b" assert.
8494 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8496 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
8497 (ENDFILE_SPEC): Likewise.
8498 * config/m32r/m32r.h (ASM_SPEC): Likewise.
8500 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
8501 a large stack frame at epilogue.
8503 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
8505 * final.c: Include sdbout.h when required.
8507 2005-07-07 Geoffrey Keating <geoffk@apple.com>
8509 * config.gcc (*-*-darwin*): Only one target-specific header file
8511 (powerpc-*-darwin*): Add version-specific header files.
8512 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
8513 * config.in: Regenerate.
8514 * configure: Regenerate.
8515 * gcc.c: Include xregex.h.
8516 (version_compare_spec_function): New.
8517 (spec_function): Add version-compare.
8518 (replace_outfile_spec_function): Reformat comment.
8519 (compare_version_strings): New.
8520 * config/darwin-c.c (version_as_macro): New.
8521 (builtin_define): New.
8522 (darwin_cpp_builtins): New.
8523 * config/darwin-protos.h (darwin_cpp_builtins): New.
8524 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
8525 (LIB_SPEC): Make unconditional, update comment.
8526 (TARGET_C99_FUNCTIONS): Define.
8527 * config/darwin.opt: Sort.
8528 (mmacosx-version-min=): New.
8529 * config/darwin7.h: Delete.
8530 * config/darwin8.h: Delete.
8531 * config/i386/darwin.h (): Call darwin_cpp_builtins.
8532 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
8533 (TARGET_C99_FUNCTIONS): Define.
8534 * config/rs6000/darwin7.h: New.
8535 * config/rs6000/darwin8.h: New.
8536 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
8537 (-mmacosx-version-min): Document.
8539 2005-07-07 Ian Lance Taylor <ian@airs.com>
8541 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
8543 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
8546 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
8548 2005-07-07 Khem Raj <kraj@mvista.com>
8550 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
8551 in bytes, not words.
8553 2005-07-07 Paul Brook <paul@codesourcery.com>
8555 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
8556 DEFAULT_FUNCTION_ARG_PADDING to upward.
8558 2005-07-07 Richard Henderson <rth@redhat.com>
8560 * function.c (locate_and_pad_parm): Record parameter alignment in
8561 stack_alignment_needed.
8563 2005-07-07 David Edelsohn <edelsohn@gnu.org>
8565 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
8566 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
8567 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
8568 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
8569 (define_attr "type"): Add isync, sync, load_l, store_c.
8570 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
8571 Create scratch volatile MEM.
8572 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
8574 (load_locked_<mode>): New.
8575 (store_conditional_<mode>): New.
8576 (sync_compare_and_swap<mode>): Replace with splitter.
8577 (sync_lock_test_and_set<mode>): Replace with splitter.
8578 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
8580 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
8581 is ics. Attribute isync.
8582 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
8584 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
8585 and UNSPECV_SYNC_OP.
8586 (emit_unlikely_jump): New.
8587 (emit_load_locked): New.
8588 (emit_store_conditional): New.
8589 (rs6000_split_compare_and_swap): New.
8590 (rs6000_split_lock_test_and_set): New.
8591 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
8592 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
8593 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
8594 rs6000_split_lock_test_and_set): Declare.
8595 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
8596 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
8597 store_c, isync, sync.
8599 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
8601 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
8602 filenames to gtyp-gen.h.
8603 (s-typ-gen): Use it in place of for loops.
8605 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
8607 * hooks.c (hook_bool_rtx_int_false): New function.
8608 * hooks.h (hook_bool_rtx_int_false): Declare.
8609 * target-def.h (TARGET_COMMUTATIVE_P): Define.
8610 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
8611 * target.h (struct gcc_target): Add commutative_p member.
8612 * targhooks.c (hook_bool_rtx_commutative_p): New function.
8613 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
8614 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
8615 (pa_commutative_p): New function.
8616 * jump.c (target.h): Include.
8617 (rtx_renumbered_equal_p): Use targetm.commutative_p.
8618 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
8620 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8622 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
8623 (s390_expand_setmem): New.
8624 * config/s390/s390.c: Likewise.
8625 (print_shift_count_operand): Truncate to 12 bits instead of 6.
8627 * config/s390/s390.md: ("setmem<mode>"): Accept character as
8628 general_operand. Call new function "s390_expand_setmem".
8629 ("clrmem_long", "*clrmem_long"): Rewrite to ...
8630 ("setmem_long", "*setmem_long"): ... this.
8632 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8634 * config/s390/s390.c: (optimization_options): Enable
8635 TARGET_MVCLE at -Os.
8636 * doc/invoke.texi: Document changes in default behaviour.
8637 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
8639 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8641 * expr.c: (set_storage_via_setmem): Convert opchar to mode
8642 defined by back-end.
8644 2005-07-07 Jakub Jelinek <jakub@redhat.com>
8646 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
8647 all sets in the pattern.
8648 * config/rs6000/rs6000.md (stack_protect_testsi,
8649 stack_protect_testdi): Likewise.
8651 2005-07-06 Jeff Law <law@redhat.com>
8653 * tree-vrp.c (simplify_using_ranges): Kill.
8654 (vrp_finalize): Remove call to simplify_using_ranges.
8655 (simplify_stmt_using_ranges): New function extracted from
8656 simplify_using_ranges.
8657 (simplify_div_or_mod_using_ranges): Likewise.
8658 (simplify_abs_using_ranges): Likewise.
8659 (simplify_cond_using_ranges): New function.
8660 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
8661 * tree-ssa-propagate.c (substitute_and_fold): Call
8662 simplify_stmt_using_ranges if we have range information.
8664 2005-07-06 James E. Wilson <wilson@specifixinc.com>
8666 * config/ia64/ia64.c (ia64_reorg): Check optimize before
8667 ia64_flag_schedule_isns2.
8669 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
8670 reading/writing general registers.
8671 (ia64_function_arg): Revert 2005-06-18 change.
8673 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8675 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
8676 (legitimize_tls_address): Use gcc_unreachable instead of abort.
8678 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
8680 * function.c (expand_function_end): Revert part of 2005-06-27
8681 patch. Do sjlj_emit_function_exit_after after return_label.
8683 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8685 * doc/install.texi (--disable-libssp): New.
8687 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
8689 * doc/invoke.texi: Update -fforce-mem documentation.
8690 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
8691 code for -fforce-mem.
8692 * expmed.c: (store_bit_field,store_fixed_bit_field,
8693 extract_bit_field): Ditto.
8694 * expr.c: (convert_move): Ditto.
8695 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
8696 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
8697 emit_conditional_add,expand_float,expand_fix): Ditto.
8698 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
8699 (common_handle_option): Issue warning when -fforce-mem specified.
8701 2005-07-06 Paul Brook <paul@codesourcery.com>
8703 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
8705 * configure: Regenerate.
8707 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
8709 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
8711 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
8713 Fix PR tree-optimization/22319
8714 Fix PR tree-optimization/22140
8715 Fix PR tree-optimization/22310
8717 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
8718 variable sized types.
8719 Use correct type for intermediate structure on *a = *b structure
8722 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8724 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
8726 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
8727 (machine_function): Move typedef to...
8728 * config/rs6000/rs6000.c (machine_function): ... here. Add
8729 varargs_save_offset field.
8730 (rs6000_stack_t): Remove varargs_size field.
8731 (setup_incoming_varargs): Allocate varargs save area using
8732 assign_stack_local, try to make it as small as possible.
8733 Save offset from virtual_stack_vars_rtx to the save area
8734 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
8735 instead of magic 8 when fp word byte size is used.
8736 (rs6000_va_start): Use cfun->machine->varargs_save_offset
8737 instead of -RS6000_VARARGS_SIZE.
8738 (rs6000_stack_info, debug_stack_info,
8739 rs6000_initial_elimination_offset): Remove all traces of
8741 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
8742 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
8743 RS6000_VARARGS_AREA.
8745 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
8747 PR tree-optimization/21963
8748 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
8749 constant_multiple_of in the same way get_computation_cost_at does.
8751 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8753 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
8754 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
8755 (gen_compare_reg): If sparc_compare_emitted is set, clear it
8756 and return its previous value.
8757 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
8758 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
8760 (stack_protect_set, stack_protect_test): New expanders.
8761 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
8762 stack_protect_testdi): New insns.
8763 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8764 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
8766 2005-07-06 Jeff Law <law@redhat.com>
8768 * tree-ssa-dce.c (cfg_altered): New global.
8769 (tree_dce_init): Initialize cfg_altered.
8770 (remove_dead_stmt): If we remove an edge in the CFG, then set
8772 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
8775 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8777 * Makefile.in (stamp-collect-ld): Use
8778 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
8779 ./collect-ld if it already exists.
8780 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
8781 Don't remove ./nm if it already exists.
8783 2005-07-05 Devang Patel <dpatel@apple.com>
8785 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
8786 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
8787 * tree-vectorizer.c (vect_loop_location): New.
8788 (vect_print_dump_info): Use vect_loop_location.
8789 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
8790 (vectorize_loops): Set vect_loop_location.
8791 * tree-vect-analyze.c (vect_analyze_offset_expr,
8792 vect_determin_vectorization_factor, vect_analyze_operations,
8793 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
8794 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
8795 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
8796 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
8797 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
8798 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
8799 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
8800 vect_analyze_loop): Adjust vect_print_dump_info API.
8801 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
8802 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
8803 vect_finish_stmt_generation, vectorizable_assignment,
8804 vectorizable_operation, vectorizable_store, vectorizable_load,
8805 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
8806 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
8807 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
8808 vect_transform_loop): Same.
8809 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
8810 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
8813 2005-07-05 Randolph Chung <tausq@debian.org>
8815 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
8816 * configure: Regenerate.
8817 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
8818 (pa_tls_referenced_p): Declare.
8819 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
8820 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
8821 (legitimize_tls_address): New.
8822 (hppa_legitimize_address): Handle TLS addresses.
8823 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
8824 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8825 (emit_move_sequence): Handle TLS addresses.
8826 (pa_encode_section_info): Call default handler to handle common
8828 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
8829 (CONSTANT_ADDRESS_P): Reject TLS operands.
8830 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
8831 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
8832 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
8833 (UNSPEC_TLSLE): Define new constants.
8834 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
8835 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
8836 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
8837 (tie_symbolic_operand, tle_symbolic_operand): New
8839 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
8841 * aclocal.m4: Update macros for autoconf 2.59 style.
8842 * configure.ac: Likewise.
8844 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8846 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8847 (function_arg): Pass small aggregates in general registers on 32-bit
8849 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8851 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8853 * Makefile.in (final.o): Fix dependencies.
8855 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8859 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8860 * langhooks.c (lhd_expr_to_decl): New.
8861 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8863 (LANG_HOOKS_INITIALIZER): Update.
8864 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8865 expr_to_decl langhook.
8866 * c-tree.h (c_expr_to_decl): Declare.
8867 * c-typeck.c (c_expr_to_decl): New.
8868 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8870 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8872 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8875 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8876 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8878 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8880 * Makefile.in: Adjust dependencies.
8881 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8882 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8883 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8884 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8885 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8886 rest_of_compilation.
8888 * bb-reorder.c (gate_duplicate_computed_gotos,
8889 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8890 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8891 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8892 pass_partition_blocks): New.
8893 * bt-load.c (gate_handle_branch_target_load_optimize,
8894 rest_of_handle_branch_target_load_optimize,
8895 pass_branch_target_load_optimize): New.
8896 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8898 * cfglayout.c (pass_insn_locators_initialize): New.
8899 * cfgrtl.c (pass_free_cfg): New.
8900 * combine.c (gate_handle_combine, rest_of_handle_combine,
8902 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8903 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8904 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8905 * except.c (pass_set_nothrow_function_flags,
8906 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8908 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8909 rest_of_handle_shorten_branches, pass_shorten_branches,
8910 rest_of_clean_state, pass_clean_state): New.
8911 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8912 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8913 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8915 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8916 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8917 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8918 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8920 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8921 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8922 pass_rtl_ifcvt, gate_handle_if_after_combine,
8923 rest_of_handle_if_after_combine, pass_if_after_combine,
8924 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8925 pass_if_after_reload): New.
8926 * integrate.c (pass_initial_value_sets): New.
8927 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8928 pass_purge_lineno_notes): New.
8929 * mode-switching.c (rest_of_handle_mode_switching,
8930 pass_mode_switching): New.
8931 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8932 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8934 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8935 pass_loop_optimize): New.
8936 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8938 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8940 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8941 pass_postreload_cse): New.
8942 * profile.c (gate_handle_profiling, pass_profiling,
8943 rest_of_handle_branch_prob, pass_branch_prob): New.
8944 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8945 pass_split_before_regstack, gate_handle_split_before_regstack,
8946 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8947 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8948 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8949 pass_stack_regs): New.
8950 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8951 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8952 pass_stack_adjustments): New.
8953 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8954 pass_regrename): New.
8955 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8956 pass_delay_slots, gate_handle_machine_reorg,
8957 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8958 * rtl.h (extern void purge_line_number_notes): New.
8959 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8960 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8962 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8964 * value-prof.c (gate_handle_value_profile_transformations,
8965 rest_of_handle_value_profile_transformations,
8966 pass_value_profile_transformations): New.
8967 * var-tracking.c (gate_handle_var_tracking,
8968 pass_variable_tracking): New.
8969 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8971 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8972 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8973 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8974 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8975 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8976 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8977 rest_of_handle_gcse2, rest_of_handle_regmove,
8978 rest_of_handle_tracer, rest_of_handle_if_conversion,
8979 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8980 rest_of_handle_web, rest_of_handle_branch_prob,
8981 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8982 rest_of_handle_jump_bypass, rest_of_handle_combine,
8983 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8984 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8985 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8986 rest_of_handle_mode_switching, rest_of_handle_jump,
8987 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8988 rest_of_handle_flow2, rest_of_handle_jump2,
8989 rest_of_handle_peephole2, rest_of_handle_postreload,
8990 rest_of_handle_shorten_branches, rest_of_clean_state,
8991 rest_of_compilation): Remove.
8993 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8994 * passes.c (dump_flags, in_gimple_form, all_passes,
8995 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8996 register_dump_files, next_pass_1, last_verified, execute_todo,
8997 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8998 from tree-optimize.c.
8999 (init_optimization_passes): Moved from tree-optimize.c,
9000 adding the RTL optimizations.
9001 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
9002 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
9003 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9004 register_dump_files, next_pass_1, last_verified, execute_todo,
9005 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
9006 init_tree_optimization_passes, ipa_passes): Delete.
9007 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
9009 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
9010 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
9012 (ipa_passes): Remove.
9013 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
9014 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
9015 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
9016 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
9017 (dump_info_p, dump_flag): Moved to tree-dump.h.
9019 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
9021 * passes.c (finish_optimization_passes): Use dump_begin
9022 and dump_end, TDI_end.
9023 (gate_rest_of_compilation): New.
9024 (pass_rest_of_compilation): Use it.
9025 (gate_postreload, pass_postreload): New.
9026 * toplev.c (general_init): Rename init_tree_optimization_passes.
9027 * toplev.h (init_tree_optimization_passes): Rename to
9028 init_optimizations_passes.
9029 * tree-dump.c (dump_flag): Make static.
9030 (dump_files): Remove RTL dumps.
9031 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
9032 pass_cleanup_cfg, pass_free_cfg_annotations,
9033 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
9034 pass_init_datastructures, pass_fixup_cfg): Make non-static.
9035 * tree-pretty-print.c: Include tree-pass.h.
9036 * cgraph.c: Include tree-dump.h.
9038 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9040 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
9041 Only fall back to saying it points to readonly memory if
9044 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9046 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
9047 * config/m32r/m32r.c (m32r_compute_frame_size,
9048 m32r_expand_prologue): Take current_function_profile into
9049 account whenever we reference
9050 current_function_uses_pic_offset_table.
9051 (m32r_finalize_pic): Remove.
9052 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
9054 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
9056 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
9057 instead of $<. Don't remove ./as if it already exists.
9059 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9062 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
9063 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
9064 for complex modes when generating code for PA 1.0.
9065 (VALID_FP_MODE_P): New macro.
9066 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9067 sets for all general and floating point modes. Align wide floating
9068 point modes to even register boundaries to comply with architectural
9070 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
9071 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
9072 (VALID_FP_MODE_P): New macro.
9073 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9074 sets for all general and floating point modes. Align wide floating
9075 point modes to even register boundaries to comply with architectural
9078 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9080 * tree-dump.c (dump_files): Initialize dump number for .cgraph
9083 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9085 * tree-ssa-structalias.c: Don't include expr.h.
9087 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9089 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
9092 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9094 Fix PR tree-optimization/22279
9096 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
9099 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
9101 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
9103 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9105 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
9106 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
9107 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
9108 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
9109 config/stormy16/stormy16.c, config/v850/v850.c,
9110 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
9111 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
9112 Avoid "." or "\n" at end of diagnostics and capital letters at
9113 start of diagnostics.
9114 * combine.c, cse.c: Don't translate dump file output.
9115 * toplev.c (print_version): Only translate output if going to
9118 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9120 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
9121 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
9124 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9126 * pa.c (fix_range): Fix typo in comment.
9128 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9130 * tree-vrp.c (extract_range_from_assert): Replace
9131 fold (build (...)) with fold_build2.
9133 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9135 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
9136 gcc_gfc_char_table, init_dynamic_gfc_info): New.
9137 (format_types_orig, handle_format_attribute): Add support for
9140 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
9142 * varasm.c (assemble_variable): Fix format specifier thinko.
9144 2005-07-03 Ira Rosen <irar@il.ibm.com>
9146 PR tree-optimization/22029 (and 22135)
9147 * tree-pretty-print.c (dump_generic_node): Check that the node is not
9148 a phi node before calling dump_vops.
9150 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9152 * tree-dump.h (dump_string_field): Declare.
9153 * tree-dump.c: Use it instead of dump_string.
9154 (dump_string_field): Make non-static.
9156 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
9158 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
9159 up the minimal CFG stuff always when optimize > 0. Call
9160 split_all_insns_noflow in PIC case if needed.
9162 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9163 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
9166 * c-decl.c (c_write_global_declarations): Dump contents of
9168 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
9169 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
9170 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
9171 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
9174 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9176 * c-common.h (GCC_DIAG_STYLE): Define.
9177 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
9178 version for format checking to 4.1.
9179 * c-format.c: Include toplev.h after c-common.h.
9180 (enum format_type): Add gcc_tdiag_format_type.
9181 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
9182 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
9183 (format_types_orig): Add gcc_tdiag.
9184 (init_dynamic_diag_info): Support gcc_tdiag formats.
9185 (handle_format_attribute): Likewise.
9186 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
9187 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
9188 version for format checking to 4.1.
9189 (warning0, warning, error, pedwarn, sorry): Use
9191 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
9192 (finish_aliases_1): Do not use %qE.
9193 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
9194 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
9195 Correct format bugs.
9196 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
9197 parameter to unsigned HOST_WIDE_INT.
9198 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
9200 2005-07-02 David Edelsohn <edelsohn@gnu.org>
9203 * expr.c (write_complex_part): Use adjust_address for MEM.
9204 (read_complex_part): Same.
9206 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
9208 Fix PR tree-optimization/22280
9210 * tree-sra.c (generate_element_init): Remove useless loop.
9212 2005-07-02 Richard Henderson <rth@redhat.com>
9214 * config/alpha/alpha.c (alpha_legitimize_address): Check for
9216 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
9218 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
9221 * fold-const.c (fold_binary): Handle the return value of
9222 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
9223 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
9225 2005-07-02 Jeff Law <law@redhat.com>
9227 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
9228 a eliminate type conversion which feeds an equality comparison
9229 if the original type or either operand in the comparison is a
9232 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
9234 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
9235 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
9237 * config/avr/avr.c: Do not use '`' as left quote.
9238 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
9239 Remove "." from end of diagnostics. Make diagnostics start with
9242 2005-07-02 Zack Weinberg <zack@codesourcery.com>
9243 Joseph S. Myers <joseph@codesourcery.com>
9245 * toplev.c (default_tree_printer): Handle setting location with
9247 * c-objc.common.c (c_tree_printer): Likewise.
9248 * c-format.c (gcc_diag_flag_specs): Add '+'.
9249 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
9250 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
9252 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
9253 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
9254 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
9255 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
9256 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
9257 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
9258 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
9259 format arguments where %J is used without %D.
9261 2005-07-02 Jakub Jelinek <jakub@redhat.com>
9263 * gcc.c (LINK_SSP_SPEC): Define.
9264 (link_ssp_spec): New variable.
9265 (LINK_COMMAND_SPEC): Add %(link_ssp).
9266 (static_specs): Add link_ssp_spec.
9267 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
9268 * configure: Rebuilt.
9269 * config.in: Rebuilt.
9271 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9272 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9273 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9274 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9275 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
9276 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
9277 -0x7008(2) instead of reading __stack_chk_guard variable.
9278 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
9280 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
9281 (stack_protect_set, stack_protect_test): Use *_tls* patterns
9282 if TARGET_THREAD_SSP_OFFSET is defined.
9283 (stack_tls_protect_set_si, stack_tls_protect_set_di,
9284 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
9287 2005-06-27 Richard Henderson <rth@redhat.com>
9288 * libgcc-std.ver (GCC_4.1.0): New.
9289 * libgcc.h (__stack_chk_guard): Declare.
9290 (__stack_chk_fail, __stack_chk_fail_local): Declare.
9291 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
9292 * mklibgcc.in (lib2funcs): Add them.
9294 2005-07-01 Richard Henderson <rth@redhat.com>
9296 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
9297 void * before struct sigcontext *.
9298 (x86_fallback_frame_state): Likewise.
9300 2005-07-01 James E. Wilson <wilson@specifixinc.com>
9302 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
9304 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9307 * tree-ssa-reassoc.c (should_transpose): Fix which operand
9308 we check for SSA_NAME for.
9310 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
9312 Fix PR tree-optimization/22071
9314 * tree-ssa-structalias.c (offset_overlaps_with_access): New
9316 (get_constraint_for_component_ref): Use it.
9318 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9321 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
9322 print out the last new line.
9324 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
9326 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
9327 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
9328 * config/cris/cris.c (cris_conditional_register_usage): Adjust
9329 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
9330 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
9331 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
9332 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
9333 (enum reg_class): New member CC0_REGS.
9334 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
9335 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
9336 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
9337 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
9338 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9339 Adjust for register now described.
9341 2005-07-01 Jakub Jelinek <jakub@redhat.com>
9344 * config/i386/i386.md (stack_protect_test_si,
9345 stack_protect_test_di): Add earlyclobber for scratch 3.
9346 * config/rs6000/rs6000.md (stack_protect_testsi,
9347 stack_protect_testdi): Add earlyclobber for scratch 3,
9348 remove earlyclobber from scratch 4.
9350 Older entries for 2005 can be found in ChangeLog-2005.