1 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3 * config/i386/predicates.md (ax_reg_operand): New predicate.
4 (memory_displacement_only_operand): New predicate.
5 * config/i386/i386.md ("modrm" attribute): Return 0 if one
6 operand is AX register and the other operand is memory operand
7 with displacement only.
9 2005-11-21 Uros Bizjak <uros@kss-loka.si>
11 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
12 if we don't care about NaNs or Infinities.
14 2005-11-20 Ian Lance Taylor <ian@airs.com>
16 PR rtl-optimization/24883
17 * combine.c (combinable_i3pat): When checking whether the
18 destination of i3 is used in i3, consider paradoxical subregs.
20 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
23 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
25 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
27 * combine.c (try_combine): Do not run subst on i1src and i2src in
28 the case of generating a PARALLEL for a comparison.
30 2005-11-20 Richard Henderson <rth@redhat.com>
33 * tree-sra.c (struct sra_elt): Add all_no_warning.
34 (struct sra_walk_fns) <use>: Add use_all argument.
35 (sra_walk_expr): Pass it.
36 (sra_walk_modify_expr): Likewise.
37 (scalarize_ldst): Likewise.
38 (scan_use): Update for new argument.
39 (mark_no_warning): New.
40 (scalarize_use): Use it.
42 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
44 * expr.c (expand_expr_real): Use usmul_optab for widening
45 signed * unsigned multiplies.
46 * genopinit.c (optabs): Add usmul_widen_optab.
47 * optabs.c (init_optabs): Likewise.
48 * optabs.h (enum optab_index): Add OTI_usmul_widen.
49 (usmul_widen_optab): Define.
50 * config/bfin/bfin.md (usmulhisi3): New pattern.
52 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
54 2005-11-20 Graham Stott <btinternet.com>
56 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
58 2005-11-20 Andreas Schwab <schwab@suse.de>
61 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
64 2005-11-19 Richard Henderson <rth@redhat.com>
67 * tree-gimple.c (is_gimple_id): Export.
68 * tree-gimple.h (is_gimple_id): Declare.
69 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
70 (get_default_value): Use it.
71 (maybe_fold_stmt_indirect): Likewise.
73 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
75 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
76 than VR1 or vice-versa.
78 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
82 * reload.c (find_reloads_address_1): Mention dependency on
84 * reload1.c (gen_reload): For IN with an unary operation, try
85 moving inner expression to OUT if trivial SET is not valid.
86 Confirm that the result is valid. Move common code block into...
87 (emit_insn_if_valid_for_reload): New function.
89 2005-11-19 Richard Guenther <rguenther@suse.de>
91 * fold-const.c (fold_indirect_ref_1): Make sure we fold
92 ARRAY_REFs of constant strings.
94 2005-11-19 Jakub Jelinek <jakub@redhat.com>
96 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
99 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
101 * combine.c (make_compound_operation): Swap operands of
102 commutative operation if necessary before returning.
104 2005-11-19 Richard Guenther <rguenther@suse.de>
107 * fold-const.c (fold_plusminus_mult_expr): New function.
108 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
109 cases, remove now unnecessary code.
111 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
113 * gensupport.c (old_preds): Rename to std_preds, add special field.
114 (struct old_pred_table): Rename to struct std_pred_table, add special
116 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
117 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
118 (init_predicate_table): Adjust, and set along the way whether a
119 predicate is special.
121 2005-11-18 Mark Mitchell <mark@codesourcery.com>
123 * BASE-VER: Change to 4.2.0.
125 2005-11-18 James E Wilson <wilson@specifix.com>
127 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
130 2005-11-18 Mike Stump <mrs@apple.com>
132 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
133 * config/darwin-c.c (darwin_pragma_unused): Likewise.
134 * c-decl.c (lookup_name_two) Remove.
135 * c-tree.h (lookup_name_two): Remove.
136 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
137 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
138 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
139 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
141 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
144 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
145 when not generating code to use that co-processor.
147 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
149 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
150 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
151 these functions are now in tree-phinodes.c.
153 2005-11-18 Jie Zhang <jie.zhang@analog.com>
155 * config/bfin/bfin.md (trap): New pattern.
157 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
159 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
162 * expr.c (expand_expr_real): Don't call record_block_change unless
163 ib_boundaries_block is non-null
165 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
167 * fold-const.c (build_range_check): Use proper type for subtraction
168 when merging lower bound.
170 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
172 PR rtl-optimization/24497
173 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
176 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
178 * tree-scalar-evolution.c (expression_expensive_p): New function.
179 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
181 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
183 * config/bfin/crtlibid.s: New file.
185 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
188 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
189 when not using sjlj exceptions.
190 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
191 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
192 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
193 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
194 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
195 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
196 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
197 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
198 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
199 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
200 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
201 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
202 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
204 * config/pa/hpux-unwind.h: New file.
206 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
208 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
209 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
210 * varasm.c (do_assemble_alias): Adjust call.
211 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
213 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
215 2005-11-17 James E Wilson <wilson@specifix.com>
217 * tree.def (FUNCTION_DECL): Correct typo in comment.
219 2005-11-17 Richard Henderson <rth@redhat.com>
221 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
222 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
223 and DW_CFA_def_cfa_sf.
224 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
225 (dbx_reg_number): Don't assert particular registers here.
226 (based_loc_descr): ... do it here instead. Fold in ...
227 (eliminate_reg_to_offset): ... this function.
228 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
229 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
230 * unwind-dw2.c (execute_cfa_program): Apply data align factor
231 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
232 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
233 (instantiate_virtual_regs): Likewise.
234 * var-tracking.c (adjust_stack_reference): Likewise.
235 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
237 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
239 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
240 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
241 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
243 ($(T)crtlibid.o): New rule.
245 2005-11-16 Richard Guenther <rguenther@suse.de>
248 * fold-const.c (extract_array_ref): Return byte offset
250 (fold_binary): Fold &x[a] CMP &x[b] to
251 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
254 2005-11-16 Richard Henderson <rth@redhat.com>
257 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
258 parts of an SSA_NAME.
260 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
263 * arm.md (split for movsf with immediate): Restrict split to insns
264 that set a general register.
266 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
268 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
270 * unwind-dw2.c (uw_advance_context): Likewise.
271 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
272 _Unwind_SjLj_Unregister.
273 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
275 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
277 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
279 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
281 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
282 langhook to get a DImode integer type.
284 2005-11-16 Richard Henderson <rth@redhat.com>
285 J"orn Rennecke <joern.rennecke@st.com>
286 Ulrich Weigand <uweigand@de.ibm.com>
290 * reload1.c (reg_equiv_invariant): New.
291 (reload): Allocate, initialize, and free it.
292 (calculate_needs_all_insns): Check it when skipping equivalence
294 (alter_reg): Likewise.
295 (eliminate_regs_1): Rename from eliminate_regs. Add new
296 may_use_invariant argument; only use reg_equiv_invariant when true.
297 (eliminate_regs): New.
298 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
299 a context for which may_use_invariant may be true.
301 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
303 * fold-const.c (const_binop): Don't constant fold the operation
304 if the result has overflowed and flag_trapping_math.
305 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
307 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
309 * config/arm/unwind-arm.c (abort): Add prototype here.
310 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
311 (struct phase1_vrs): Add prev_sp.
312 (unwind_phase2_forced): Save the original core registers instead of
313 modifying entry_vrs. Take a new flag argument for resuming unwinding
314 and set action flags accordingly. Always set _US_END_OF_STACK when
315 get_eit_entry fails. Unwind before calling the stop function.
316 (_Unwind_GetCFA): New function.
317 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
318 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
319 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
320 just call unwind_phase2_forced.
321 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
322 * config/arm/unwind-arm.h (abort): Remove prototype.
323 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
325 (_Unwind_GetCFA): New prototype.
326 * config/arm/pr-support.c (abort): Add prototype here.
327 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
329 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
330 not schedule the prologue with non-call exceptions and EABI.
332 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
334 * config/arm/unwind-arm.h: Reorder interface function declarations.
335 (_URC_END_OF_STACK): New enumeration value.
336 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
337 (struct _Unwind_Control_Block): Document reserved field use.
338 (_Unwind_Stop_Fn): New typedef.
339 (_Unwind_ForcedUnwind): Declare.
340 (_Unwind_Resume_or_Rethrow): Declare.
341 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
343 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
344 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
345 (UCB_FORCED_STOP_ARG): New.
346 (search_EIT_table): Update boundary condition checks.
347 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
348 (unwind_phase2): Replace for with do..while.
349 (unwind_phase2_forced): New.
350 (__gnu_Unwind_RaiseException): Replace for with do..while.
351 (__gnu_Unwind_ForcedUnwind): New.
352 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
353 Use appropriate phase2 unwinder.
354 (__gnu_Unwind_Resume_or_Rethrow): New.
355 (__gnu_unwind_pr_common): Cope with forced unwinding.
357 2005-11-16 David Edelsohn <edelsohn@gnu.org>
360 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
362 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
363 roundsf2): Remove "s" from mnemonic.
365 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
367 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
369 * config/bfin/crtn.s: Change epilogues to match.
370 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
371 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
374 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
377 * doc/invoke.texi: Distinguish between free and fixed form instead of
378 Fortran and Fortran 90/95. Remove ratfor from the list of supported
380 * gcc.c (default_compilers): Remove double entries, add entries for
381 suffixes '.F90' and '.F95'.
383 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
385 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
386 in the stack probing loop.
388 2005-11-15 David Edelsohn <edelsohn@gnu.org>
390 * configure.ac: Use .machine power5 not power5x.
391 * configure: Regenerate.
393 2005-11-15 Mike Stump <mrs@apple.com>
395 * c-decl.c (lookup_name_two): Add.
396 * c-tree.h (lookup_name_two): Likewise.
397 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
398 * config/darwin-c.c (darwin_pragma_unused): Likewise.
400 2005-11-16 Alan Modra <amodra@bigpond.net.au>
402 PR rtl-optimization/23392
403 * regrename.c (enum scan_actions) Add mark_access.
404 (scan_actions_name): Ditto.
405 (scan_rtx_reg): Handle mark_access.
406 (scan_rtx_address): Do nothing for mark_access.
407 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
408 and regs in REG_INC notes before closing chains for dead regs.
409 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
410 opening chains for new writes.
412 2005-11-15 David Edelsohn <edelsohn@gnu.org>
414 * c.opt (ffixed-line-length-none): New.
416 2005-11-15 Steve Ellcey <sje@cup.hp.com>
418 * mklibgcc.in: Change contents of eh_dummy.c.
420 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
422 * loop.c (scan_loop): Do not insert temporaries for hard registers.
424 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
426 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
428 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
430 2005-11-15 Jan Hubicka <jh@suse.cz>
432 * invoke.texi (large-unit-insns): Document.
433 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
434 * params.def (large-unit-insns): New param.
436 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
439 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
440 special register for operand 3. Reindent constraints to align
443 2005-11-14 David Edelsohn <edelsohn@gnu.org>
445 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
446 -mpopcntb, -mfprnd. Add -mcpu=power5+.
447 * configure.ac: Add test for FP rounding instructions.
448 * configure: Regenerate.
449 * config.in: Regenerate.
450 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
451 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
453 * config/rs6000/rs6000.opt (mfprnd): New.
454 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
455 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
456 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
457 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
459 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
461 (btrunc<mode>2): New.
466 2005-11-14 Geoffrey Keating <geoffk@apple.com>
468 * gcc.c (version_compare_spec_function): Use fatal() rather than
471 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
472 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
473 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
475 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
478 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
479 on -mmacosx-version-min setting.
481 2005-11-14 Diego Novillo <dnovillo@redhat.com>
484 * tree-vrp.c (infer_value_range): Return false if STMT is a
485 block terminator and its basic block has no successors.
487 2005-11-14 Mike Stump <mrs@apple.com>
489 * config/i386/i386.c (override_options): -masm=intel isn't
491 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
493 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
495 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
496 vfork after including auto-host.h.
498 2005-11-15 Alan Modra <amodra@bigpond.net.au>
500 PR rtl-optimization/22002
501 * combine.c (distribute_notes): Detect cases where a reg dies
502 two or more times in a bb, including on the insn we are combining,
503 and place the death note on the correct range.
505 2005-11-14 Dale Johannesen <dalej@apple.com>
507 * expmed.c (store_bit_field): Add offset unconditionally for
509 (extract_bit_field): Don't force extzv or extv operand into
510 a register if field is too big.
512 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
514 * config/arm/arm.c (pic_labelno): New.
515 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
516 LABEL_REF. Pass only the labelno to PIC insns.
517 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
518 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
519 * arm.md (UNSPEC_PIC_LABEL): New constant.
520 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
521 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
522 Use the correct label prefix.
524 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
526 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
529 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
531 * loop-invariant.c: Include tm_p.h.
532 * Makefile.in: Updated.
534 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
536 * pa.c (store_reg): Revise generation of frame notes in large frames.
537 (set_reg_plus_d): Likewise.
539 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
541 PR tree-optimization/24709
542 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
545 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
547 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
548 and duplicate declaration of pthread_self.
550 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
551 Ian Lance Taylor <ian@airs.com>
554 * calls.c (expand_call): If TARGET is a MEM and some part of the
555 argument area has been saved, force TARGET to a register.
557 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
559 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
562 2005-11-13 Jason Merrill <jason@redhat.com>
565 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
566 lazily declared methods.
567 (force_decl_die): Stop if forcing out the context already make a
569 (force_type_die): Likewise.
571 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
574 * builtins.c (integer_valued_real_p): Add break in
575 REAL_CST having TREE_OVERFLOW set.
577 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
579 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
580 addressing modes during calculation of costs.
582 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
584 * function.c (assign_stack_local_1): Restrict sanity check
585 on frame size overflow to 32-bit and above platforms.
587 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
589 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
590 * config/cris/cris.c: Include reload.h.
591 (cris_initial_elimination_offset): New function.
592 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
595 2005-11-12 Richard Guenther <rguenther@suse.de>
597 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
599 2005-11-12 Jan Hubicka <jh@suse.cz>
601 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
602 to compare against 0 when possible.
604 2005-11-12 Jie Zhang <jie.zhang@analog.com>
606 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
607 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
608 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
609 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
612 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
614 * recog.c (constrain_operands) <case 'g'>: For a match, require
615 that a non-register matches general_operand when strict >= 0.
617 2005-11-11 Steven Bosscher <stevenb@suse.de>
619 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
622 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
624 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
625 (memory_address_same): New.
626 (dse_optimize_stmt): Call memory_address_same.
628 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
631 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
632 ZERO_EXTEND>: New cases.
634 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
636 * longlong.h (__clz_tab): Always provide.
638 2005-11-11 Steven Bosscher <stevenb@suse.de>
641 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
643 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
644 before check_maybe_invariant.
645 (move_invariant_reg): Use gen_move_insn instead of replacing
646 SET_DEST with the temporary for the invariant.
647 (move_loop_invariants): If checking is enabled, do internal
648 consistency checks after completing the pass.
650 2005-11-11 David Edelsohn <edelsohn@gnu.org>
653 * common.opt (Wvolatile-register-var): New.
654 * varasm.c (make_decl_rtl): Only emit warning when option
655 specified. Clarify warning message.
656 * doc/invoke.texi (Wvolatile-register-var): Document new option.
658 * doc/md.texi (copysign): Document standard named pattern.
660 2005-11-11 Jie Zhang <jie.zhang@analog.com>
662 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
663 bytes when align is 2.
664 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
665 by the first instruction of the loop.
667 2005-11-11 Jason Merrill <jason@redhat.com>
670 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
673 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
675 PR rtl-optimization/22509
676 * local-alloc.c (memref_used_between_p): Check whether a function call
677 could not reference the memref.
679 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
681 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
682 algorithm so as to choose the best, not the worst, alternative.
683 Reset accumulated register class before processing next alternative.
685 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
688 * calls.c (expand_call): Copy a return value to a plain register
691 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
694 * varasm.c (assemble_name): Recompute name only for transparent
697 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
699 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
701 2005-11-04 Jeff Law <law@redhat.com>
704 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
705 perform reassociation if the parent statement will not die as
706 a result of the optimization.
708 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
710 * tree-ssa-alias.c (compute_may_aliases): Remove call to
711 delete_old_heap_vars.
712 * tree-dfa.c (referenced_var_remove): Remove function.
713 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
714 (delete_tree_ssa): Remove call to delete_old_heapvars.
715 Add call to delete_alias_heapvars.
716 * tree-flow.h (referenced_var_remove): Remove prototype
717 (init_alias_heapvars): New prototype.
718 (delete_alias_heapvars): Ditto.
719 * Makefile.in (tree-ssa-structalias.o): Add
720 gt-tree-ssa-structalias.o
721 (GTFILES): Add tree-ssa-structalias.h and
722 tree-ssa-structalias.c.
723 (s-gtype): Add gt-tree-ssa-structalias.h.
724 * tree-ssa-structalias.c (heapvars): Remove.
725 (oldheapvars): Remove.
726 (heapvar_for_stmt): New variable.
727 (heapvar_lookup): New function.
728 (heapvar_insert): Ditto.
729 (get_constraint_for): See if we have an old heapvar
731 (init_alias_heapvars): New function.
732 (delete_alias_heapvars): Ditto.
733 Add include of gt-tree-ssa-structalias.h.
735 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
738 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
740 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
742 * tree.c (int_fits_type_p): Only look at the base type
743 if it has the same precision as the original type.
745 2005-11-10 Jakub Jelinek <jakub@redhat.com>
748 * varasm.c (assemble_alias): Use %q+D in the error
749 message instead of %J and %qD.
751 2005-11-10 Richard Guenther <rguenther@suse.de>
753 * gcse.c (free_ldst_entry): Only free hashtable if
756 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
758 * function.c (assign_stack_local_1): Issue an error message if
759 the frame size overflows in the signed target arithmetics.
761 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
763 * tree.c (build_qualified_type): Chain the new type to the original
764 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
765 a POINTER_TYPE or a REFERENCE_TYPE respectively.
766 (build_pointer_type_for_mode): Only return unqualified types.
767 (build_reference_type_for_mode): Likewise.
769 2005-11-09 Jakub Jelinek <jakub@redhat.com>
771 * Makefile.in (gnucompare): Do comparison of all files using one of
772 the chosen methods and only afterwards decide if just warning should
773 be issued or comparison failure raised.
775 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
777 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
778 (noce_try_abs): Negate if the comparison is reversed.
779 Look only one instruction backwards for a REG_EQUAL note.
781 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
784 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
785 gthr-tpf.h: Define __gthrw. For all identifiers that might
786 be weak, introduce weakrefs or non-weak aliases with __gthrw,
787 and prefix all uses with __ghtrw.
789 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
792 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
793 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
794 * c-common.c (handle_weakref_attribute): New.
795 (c_common_attribute_table): Add weakref.
796 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
798 * configure, config.in: Rebuilt.
799 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
800 * doc/extend.texi: Document weakref attribute.
801 * varasm.c (ultimate_transparent_alias_target): New
802 (assemble_name): Use it.
803 (weak_finish_1): Split out of...
804 (weak_finish): ... and deal with weakrefs in...
805 (weakref_targets): ... new list.
806 (globalize_decl): Clean up weakref_targets.
807 (do_assemble_alias): Handle weakrefs.
808 (finish_aliases_1): Do not reject weakrefs to external symbols.
809 (assemble_alias): Handle weakrefs.
811 2005-11-09 Richard Guenther <rguenther@suse.de>
813 PR tree-optimization/24716
814 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
815 t_bool to track results from follow_ssa_edge.
817 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
819 * final.c (force_source_line): New global variable.
820 (final_scan_insn): Set it to true instead of clearing last_filename.
821 (notice_source_line): Return true if force_source_line is true,
822 unless source info is absent.
824 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
827 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
828 a linkage name for a variable if it a register variable.
829 * c-decl.c (grokdeclarator): Global register variables
830 should be set as PUBLIC.
832 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
835 * config/s390/s390.c (struct s390_frame_layout): New fields
836 first_save_gpr_slot and last_save_gpr_slot.
837 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
838 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
839 first_save_gpr and last_save_gpr with the _slot variants.
840 (s390_register_info): Calculate first_save_gpr_slot and
841 last_save_gpr_slot using regs_ever_live.
843 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
846 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
847 for a function containing a landing pad.
849 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
852 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
855 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
857 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
858 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
860 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
863 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
865 (call,load,store): New insn types.
866 (mem_access, branch_access): Adjust reservation conditions.
867 (define_delay): Adjust condition.
868 (decrement_and_branch_until_zero): Allow for ms2. Set branch
870 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
871 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
873 (call_internal, call_value_internal, return_internal,
874 return_interrupt_internal, eh_return_internal, indirect_jump,
875 tablejump): Set call insn type.
876 (blockage, ei, di): Use appropriate unspec const.
877 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
878 (ms1_get_attr_type): Adjust to give load & store types.
879 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
880 backwards past a barrier.
881 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
883 (struct branch_info, struct label_info): New.
885 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
886 (ms1_machine_reorg): New.
887 (TARGET_MACHINE_DEPENDENT_REORG): Override.
888 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
889 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
890 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
893 2005-11-09 Per Bothner <per@bothner.com>
894 Uros Bizjak <uros@kss-loka.si>
897 * toplev.c (process_options): Initialize debug_hooks early
898 in case lang_hooks.post_options ends up calling a debug_hook.
900 2005-11-08 Jakub Jelinek <jakub@redhat.com>
902 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
903 DBX_REGISTER_NUMBER being contiguous.
905 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
906 Diego Novillo <dnovillo@redhat.com>
909 * tree-vrp.c (register_edge_assert_for): Do not register
910 always-false predicates.
912 2005-11-08 Devang Patel <dpatel@apple.com>
914 PR tree-optimization/23115
915 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
918 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
920 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
923 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
925 Fix PR tree-optimization/23382
927 * tree-ssa-alias.c (compute_may_aliases): Call
928 delete_old_heap_vars.
929 * tree-dfa.c (referenced_var_remove): New function.
930 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
931 * tree-flow.h (referenced_var_remove): Add prototype.
932 (delete_old_heap_vars): Ditto.
933 * tree-ssa-structalias.c (heapvars): New variable.
934 (oldheapvars): Ditto.
935 (get_constraint_for): Put heap vars on heapvars list.
936 (delete_old_heap_vars): New function.
938 2005-11-08 Jason Merrill <jason@redhat.com>
940 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
942 2005-11-08 Uros Bizjak <uros@kss-loka.si>
945 * reg-stack.c (reg_to_stack): Update register liveness also
946 for flag_sched2_use_traces.
948 2005-11-08 Alan Modra <amodra@bigpond.net.au>
951 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
952 override prior explicit -mno-powerpc-gfxopt.
954 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
956 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
957 if the bitsize is zero.
958 * doc/md.texi (Standard Pattern Names): Document it.
960 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
961 (TARGET_PASS_BY_REFERENCE): Likewise.
963 2005-11-07 Ian Lance Taylor <ian@airs.com>
965 PR rtl-optimization/24683
966 * config/i386/i386.c (legitimize_pic_address): If constant operand
967 to PLUS is too large, put it in a register.
969 2005-11-07 Jie Zhang <jie.zhang@analog.com>
971 * configure.ac: Enable checking assembler dwarf2 support for bfin
973 * configure: Regenerate.
975 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
979 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
980 gen_easy_vector_constant_add_self): Delete.
981 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
983 (output_vec_const_move): Use gen_easy_altivec_constant.
984 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
985 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
986 (easy_vector_constant_add_self): Rewritten.
987 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
988 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
989 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
990 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
991 Macroize and adjust for the other changes.
993 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
997 * c-typeck.c (build_c_cast): Try using a shared constant, and see
998 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
1000 2005-11-07 Jakub Jelinek <jakub@redhat.com>
1002 PR rtl-optimization/23567
1003 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
1004 (noce_process_if_block): Don't do any optimizations except
1005 if (cond) x = x; if !set_b and write into orig_x may trap
1006 or fault. Remove the MEM_READONLY_P check.
1008 2005-11-06 Diego Novillo <dnovillo@redhat.com>
1011 * tree-vrp.c (fix_equivalence_set): New.
1012 (extract_range_from_assert): Call it.
1014 2005-11-05 Ian Lance Taylor <ian@airs.com>
1017 * combine.c (apply_distributive_law): Don't distribute across a
1020 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
1022 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
1023 config/ms1/ms1.h, config/rs6000/predicates.md,
1024 config/s390/s390.c, params.def, postreload-gcse.c,
1025 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
1026 tree-vrp.c, tree.c: Fix comment typos.
1027 * doc/invoke.texi: Fix typos.
1029 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
1031 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
1032 for testing whether the data_dependence_relation contains distance
1033 vectors. Iterate over all distance vectors of the ddr.
1034 * lambda.h: Define a vec of lambda_vector pointers.
1035 * tree-data-ref.c (dump_data_dependence_relation,
1036 dump_data_dependence_direction): Iterate over all distance and
1037 direction vectors of the ddr.
1038 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
1040 (build_classic_dist_vector, build_classic_dir_vector): Push a set
1041 of distance/direction vectors instead of a single one.
1042 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
1043 lambda_vectors with a vec of lambda_vectors.
1044 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
1045 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
1046 DDR_NUM_DIST_VECTS): New.
1047 * tree-loop-linear.c (gather_interchange_stats): Test for the
1048 existence of distance vectors only after having checked that there
1049 is a dependence. Iterate over all distance vectors of the ddr.
1050 (linear_transform_loops): Use dump_data_dependence_relation.
1051 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
1052 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
1053 distance vectors of the ddr.
1055 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
1057 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
1058 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
1059 IS_INTHANDLER; all callers changed.
1060 (n_regs_saved_by_prologue): Take interrupt handler attributes into
1062 (do_link, do_unlink): New argument ALL; all callers changed.
1063 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
1064 If function isn't leaf, save and restore all registers.
1065 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
1068 2005-11-05 Jan Hubicka <jh@suse.cz>
1070 PR rtl-optimization/23490
1071 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
1072 max-flow-memory-location): Document.
1073 * flow.c: Include params.h
1074 (MAX_MEM_SET_LIST_LEN): Kill.
1075 (add_to_mem_set_list): Use new param.
1076 * cse.c (cse_basic_block): Replace 1000 by new param.
1077 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
1078 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
1079 * predict.c (predict_loops): Use new param.
1080 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
1082 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
1083 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
1084 Do not hold memory returned by cgraph_node_name across other call.
1086 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
1089 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
1092 2005-11-04 Jeff Law <law@redhat.com>
1095 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
1096 * tree-ssa-dom.c: Include params.h.
1097 (thread_across_edge): If there are too many statements in the
1098 target block, then do not thread through it.
1099 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
1100 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
1102 2005-11-03 Diego Novillo <dnovillo@redhat.com>
1105 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
1106 TODO_update_ssa instead of TODO_update_ssa_no_phi.
1108 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
1111 * tree-scalar-evolution.c (instantiate_parameters_1,
1112 instantiate_parameters, resolve_mixers): Compute the size of an
1113 expression to be instantiated and give up the instantiation if the
1114 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1116 2005-11-04 Richard Guenther <rguenther@suse.de>
1118 * tree-flow.h (ref_contains_indirect_ref): Rename to
1119 array_ref_contains_indirect_ref.
1120 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
1121 (array_ref_contains_indirect_ref): Make comment match the code
1123 (ref_contains_array_ref): Likewise.
1124 * tree-ssa-structalias.c (find_func_aliases): Remove call to
1125 ref_contains_indirect_ref.
1126 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1127 Rename calls to ref_contains_indirect_ref.
1129 2005-11-04 Paul Brook <paul@codesourcery.com>
1131 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
1132 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
1133 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1134 * config/arm/arm.md: Use match_operand in peephole input templates
1135 and match_dup in peephole output templates.
1137 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1139 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
1142 2005-11-04 Mark Mitchell <mark@codesourcery.com>
1143 Daniel Jacobowitz <dan@codesourcery.com>
1145 * longlong.h (add_ssaaaa): Clobber condition code register
1147 (sub_ddmmss): Likewise.
1148 (umul_ppmm): Likewise.
1150 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1151 Paul Brook <paul@codesourcery.com>
1152 Phil Blundell <pb@reciva.com>
1154 * configure.ac: Add test for ARM TLS support.
1155 * configure: Regenerated.
1156 * config/arm/arm-protos.h (legitimize_tls_address)
1157 (arm_tls_referenced_p, tls_mentioned_p)
1158 (arm_output_addr_const_extra): New prototypes.
1159 (thumb_legitimize_pic_address): Delete.
1160 * config/arm/arm.c: Include "gt-arm.h".
1161 (enum tls_reloc): New.
1162 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
1163 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
1164 (arm_call_tls_get_addr, legitimize_tls_address)
1165 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
1166 (arm_init_tls_builtins, arm_emit_tls_decoration)
1167 (arm_output_addr_const_extra): New functions.
1168 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
1169 (TARGET_HAVE_TLS): Define.
1170 (target_thread_pointer): New.
1171 (arm_override_options): Handle -mtp=.
1172 (legitimize_pic_address): Ignore UNSPECs.
1173 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
1175 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
1176 (tls_get_addr_libfunc): New variable.
1177 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
1178 (arm_init_builtins): Call arm_init_tls_builtins.
1179 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
1180 (arm_encode_section_info): Call default_encode_section_info.
1181 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
1182 (enum arm_tp_type): New.
1183 (target_thread_pointer): Add declaration.
1184 (LEGITIMATE_CONSTANT_P): Handle TLS.
1185 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
1186 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
1187 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
1188 * config/arm/arm.md: Add UNSPEC_TLS.
1189 (movsi): Handle TLS.
1190 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
1192 (tls_load_dot_plus_eight): New insn and a peephole to create it.
1193 (load_tp_hard, load_tp_soft): New insns.
1194 * arm.opt: Add -mtp=.
1195 * doc/invoke.texi (ARM Options): Document -mtp.
1197 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1199 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
1200 * config/arm/libunwind.S: Include "lib1funcs.asm".
1201 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
1202 (LIB2ADDEH): Add libunwind.S.
1203 (LIB2ADDEHDEP): Add lib1funcs.asm.
1204 * mklibgcc.in: Handle asm files in libgcc_eh.a.
1206 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1209 * gcc/c.opt: Add a -lang-fortran option.
1210 * gcc/c-opts.c: Add a lang_fortran flag.
1211 (c_common_init_options): Handling the -lang-fortran option.
1212 (c_common_handle_option): Add a case for Fortran options in
1213 preprocessing. Remove cases for -ffixed-form and
1214 -ffixed-line-length. Add a case for -lang-fortran.
1216 2005-11-03 David Edelsohn <edelsohn@gnu.org>
1218 * config/rs6000/rs6000.c: Include params.h
1219 (optimization_options): Set max-grow-copy-bb-insns default to 16.
1220 (bdesc_2arg): Delete vpkuhss and vpkuwss.
1221 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
1222 (UNSPEC_VPKUWSS): Delete.
1223 (altivec_vpkuhss): Delete.
1224 (altivec_vpkuwss): Delete.
1225 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
1227 (neg_eq0<mode>): Remove final condition.
1228 (neg_eq<mode>): Remove condition and split-condition.
1230 2005-11-04 Alan Modra <amodra@bigpond.net.au>
1232 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
1233 Use associated print macros.
1235 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1238 * diagnostic.c (diagnostic_set_info_translated): New function.
1239 (diagnostic_set_info): Use it. Add comment.
1240 * diagnostic.h (diagnostic_set_info_translated): Declare.
1242 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
1244 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
1245 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
1246 reference only if 'public' is true.
1247 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
1248 emit the .hidden directive only if the indirect reference is public.
1249 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
1250 Pass it to dw2_force_const_mem.
1251 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
1252 * dwarf2out.c (output_cfi): Adjust calls to above function.
1253 (output_call_frame_info): Likewise.
1254 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
1255 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
1257 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
1259 PR tree-optimization/24483
1260 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
1261 field to elts if possible.
1263 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1266 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
1269 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
1271 Fix PR tree-optimization/24351
1273 * tree-ssa-structalias.c (struct variable_info): Add
1275 (get_varinfo_fc): New function to follow collapsing.
1276 (new_var_info): Set collapsed_to to NULL.
1277 (dump_constraint): Follow collapsing.
1278 (build_constraint_graph): Handle collapsing.
1279 (do_simple_structure_copy): Return false if something bad
1281 (collapse_rest_of_var): New function.
1282 (do_structure_copy): Collapse if do_simple_structure_copy returns
1285 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1288 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
1289 expressions to a statement list instead of gimplifying them.
1291 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1293 PR rtl-optimization/23585
1294 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
1295 that can't trap plus a constant integer, if the mode has zero size.
1297 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
1300 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
1302 ("*insv<mode>_reg_extimm"): Likewise.
1304 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1307 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
1308 c_common_type_for_mode returns an unnamed type.
1310 2005-11-02 Richard Henderson <rth@redhat.com>
1314 * dwarf2out.c (dwarf2out_reg_save_reg): New.
1315 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
1316 * function.c (assign_parms): Use calls.internal_arg_pointer.
1317 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
1319 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
1320 (TARGET_CALLS): Add it.
1321 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
1322 * targhooks.c (default_internal_arg_pointer): New.
1323 * targhooks.h (default_internal_arg_pointer): Declare.
1324 * tree.h (dwarf2out_reg_save_reg): Declare.
1325 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
1326 * config/i386/i386.c (dbx_register_map): Add return column.
1327 (dbx64_register_map, svr4_dbx_register_map): Likewise.
1328 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
1329 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
1330 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
1331 (ix86_save_reg): Save force_align_arg_pointer.
1332 (ix86_emit_save_regs): Make regno unsigned.
1333 (ix86_emit_save_regs_using_mov): Likewise.
1334 (ix86_expand_prologue): Handle force_align_arg_pointer.
1335 (ix86_expand_epilogue): Likewise.
1336 * config/i386/i386.h: (dbx_register_map): Update.
1337 (dbx64_register_map, svr4_dbx_register_map): Update.
1338 (struct machine_function): Add force_align_arg_pointer.
1339 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
1340 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
1341 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
1343 2005-11-02 Jan Hubicka <jh@suse.cz>
1346 * i386.md: Add peep2 for simplyfing array accesses.
1348 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1351 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
1352 * config/s390/s390.c (s390_decompose_shift_count): New function.
1353 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
1354 (print_shift_count_operand): Use s390_decompose_shift_count.
1355 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
1356 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
1358 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1361 * loop.c (loop_givs_rescan): Use force_operand to expand
1364 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
1367 * fold-const.c (build_range_check): Use unsigned when signed
1368 overflow is undefined also. If etype is subtype, make sure that
1369 the subtraction is in the supertype.
1371 2005-11-02 Richard Henderson <rth@redhat.com>
1374 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
1377 2005-11-01 Richard Henderson <rth@redhat.com>
1380 * loop.c (scan_loop): Do not propagate computations to a hard
1381 register destination with SMALL_REGISTER_CLASSES.
1383 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
1385 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
1386 costs for MULT inside PLUS or MINUS.
1388 2005-11-01 Bob Wilson <bob.wilson@acm.org>
1390 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
1391 (TRAMPOLINE_SIZE): Round up to 60.
1392 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
1394 2005-10-31 James E. Wilson <wilson@specifix.com>
1397 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
1398 ifdef. Put ifdefs around call in gen_subprogram_die.
1399 (compute_frame_pointer_to_cfa_displacement): Likewise.
1400 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
1403 PR rtl-optimization/17356
1404 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
1405 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
1407 2005-10-31 Jan Hubicka <jh@suse.cz>
1410 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
1413 * i386.c (legitimize_pic_address): Deal with large immediates.
1416 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
1417 from symbol names while computing checkup.
1420 * predict.c (predict_loops): Do not estimate more than
1421 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
1422 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
1424 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
1426 PR tree-optimization/19097
1427 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
1429 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
1431 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
1433 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
1436 * tree-inline.c (setup_one_parameter): If the init_stmt
1437 is NULL, don't insert the statement.
1439 2005-10-30 Jan Hubicka <jh@suse.cz>
1441 PR tree-optimization/24172
1442 * tree-inline.c (copy_body_r): Unshare the substituted value first.
1444 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
1446 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
1447 constants for hosts with long != 32 bits.
1449 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1452 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
1454 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
1456 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
1457 (TARGET_MS1_16_002): New.
1458 (TARGET_MS1_16_003): New.
1460 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
1461 ("*decrement_and_branch_until_zero_no_clobber"): New.
1462 Add corresponding splitter for decrement_and_branch_until_zero
1464 Key all decrement_and_branch_until_zero patterns off of
1467 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
1470 * tree-complex.c (extract_component): Treat RESULT_DECL
1471 like the rest of the decls.
1473 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
1475 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
1476 indirect call to _mcount if the function needs a static chain.
1478 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
1479 Caroline Tice <ctice@apple.com>
1481 PR rtl-optimization/24460
1482 * dwarf2out.c (have_switched_text_sections): New boolean variable.
1483 (dwarf2out_switch_text_section): Set it to true instead of
1484 incrementing separate_line_info_table_in_use.
1485 (output_loc_list): Additionally test have_switched_text_sections.
1486 (output_ranges): Likewise.
1487 (dwarf2out_finish): Likewise.
1488 * varasm.c (assemble_start_function): Do not call
1489 insert_section_boundary_note.
1490 (assemble_end_function): If flag_reorder_blocks_and_partition,
1491 switch to the function's section before emitting the .size directive.
1492 * bb-reorder.c (insert_section_boundary_note): Staticify.
1493 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
1494 * output.h (insert_section_boundary_note): Delete.
1496 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
1499 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
1500 instead of pointer equality when comparing types.
1502 2005-10-24 James E. Wilson <wilson@specifix.com>
1504 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
1505 add_dependence_list_and_free calls.
1507 2005-10-24 Steven Bosscher <stevenb@suse.de>
1509 * contrib.texi: Add the names of the LLNL folks who donated
1510 Cray pointer support for gfortran.
1512 2005-10-24 Steven Bosscher <stevenb@suse.de>
1514 PR tree-optimization/24225
1515 * profile.c (branch_prob): Look from end to start through a
1516 basic block when looking for a locus.
1518 2005-10-24 Richard Henderson <rth@redhat.com>
1520 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
1522 (hppa_expand_prologue): Likewise.
1524 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1526 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
1527 (NO_DEFERRED_PROFILE_COUNTERS): Define.
1528 * pa.h (NO_PROFILE_COUNTERS): Define.
1529 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
1530 (funcdef_nos): New vector to hold label numbers of deferred profile
1532 (output_deferred_profile_counters): New function.
1533 (hppa_profile_hook): Push label number onto funcdef_nos.
1534 (pa_hpux_file_end): Call output_deferred_profile_counters if
1535 NO_DEFERRED_PROFILE_COUNTERS is false.
1537 * pa-protos.h (get_deferred_plabel): New prototype.
1538 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
1540 (output_call): Adjust calls.
1542 2005-10-24 Alan Modra <amodra@bigpond.net.au>
1544 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
1545 peculiarity of GOT/TOC section usage.
1547 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
1550 * c-common.c (constant_string_class_name): Add documentation.
1552 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
1555 * recog.c (peephole2_optimize): Increment peep2_current_count
1556 only when the slot is empty.
1558 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1561 * except.c (output_function_exception_table): Call
1562 assemble_external_libcall if we need a personality function.
1564 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1566 PR rtl-optimization/24460
1567 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
1568 set the basic block for barriers.
1570 2005-10-21 Janis Johnson <janis187@us.ibm.com>
1572 * var-tracking.c (vt_initialize): Initialize post.
1574 2005-10-21 Devang Patel <dpatel@apple.com>
1577 * c-common.c (vector_types_convertible_p): Check vector element type.
1579 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
1581 * config/sh/sh.c (prepare_move_operands): Handle the address
1582 constant which is a tls symbolic address plus a constant.
1584 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
1587 * gcc.c (main): Use the correct counter for erroring out
1588 about mulitple files.
1590 2005-10-21 Alan Modra <amodra@bigpond.net.au>
1593 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
1594 use r2 for 64-bit tls .got access.
1596 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
1598 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
1601 2005-10-20 Steven Bosscher <stevenb@suse.de>
1603 PR tree-optimization/24307
1604 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
1606 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
1609 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
1611 * varasm.c (find_decl_and_mark_needed): After cgraph global info
1612 is ready, stop marking functions, but still mark variables.
1614 2005-10-20 Richard Guenther <rguenther@suse.de>
1617 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
1620 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1622 PR rtl-optimization/23585
1623 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
1624 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
1625 (may_trap_p_1): New predicate extracted from...
1626 (may_trap_p): ... here. Invoke may_trap_p_1.
1627 (may_trap_or_fault_p): New predicate.
1628 * rtl.h (may_trap_or_fault_p): Declare it.
1629 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
1630 instead of may_trap_p.
1631 (steal_delay_list_from_fallthrough): Likewise.
1632 (fill_simple_delay_slots): Likewise.
1633 (fill_slots_from_thread): Likewise.
1634 * function.c (pad_to_arg_alignment): Rework comment about
1635 SPARC_STACK_BOUNDARY_HACK.
1636 * config/sparc/sparc.h: Likewise.
1638 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
1640 * config/s390/s390.c (s390_expand_insv): New.
1641 * config/s390/s390-protos.h (s390_expand_insv): Declare.
1642 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
1643 ("icm_hi"): Remove mode attribute.
1644 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
1646 ("*extracthi", "*extractqi"): Remove.
1647 (extv<mode>", "*extzv<mode>"): New.
1648 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
1649 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
1651 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1653 * cfgexpand.c (discover_nonconstant_array_refs_r,
1654 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
1655 (tree_expand_cfg): Call discover_nonconstant_array_refs.
1656 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1657 discover_nonconstant_array_refs.
1659 2005-10-19 Steven Bosscher <stevenb@suse.de>
1662 * c-decl.c (pop_scope): Don't warn about an unused variable
1663 if it is marked with TREE_NO_WARNING.
1664 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
1665 somenow mismatch and olddecl is to be replaced.
1667 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1670 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
1671 whether registers live on the edge can be saved/restored.
1673 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
1675 * config/sh/sh.c (fixup_mova): Skip notes.
1677 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1679 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
1680 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
1681 (s390_can_eliminate): Handle BASE_REGNUM elimination.
1682 (s390_initial_elimination_offset): Likewise.
1683 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
1684 register on TARGET_ZARCH targets.
1685 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
1686 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1687 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
1688 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
1690 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1692 * config/s390/s390.md: Comment describing output modifiers updated.
1693 * config/s390/s390.c (print_operand): Likewise.
1695 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1697 * config/s390/s390.c (override_options): Added check for -mstack-size
1699 * doc/invoke.texi: Mention that limit in the documenation.
1701 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
1704 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
1706 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
1708 Fix PR tree-optimization/24231
1710 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
1711 (compute_avail): Ditto.
1713 2005-10-18 Richard Henderson <rth@redhat.com>
1716 * config/i386/i386.c (legitimate_constant_p): Check
1717 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
1719 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
1720 (legitimate_pic_address_disp_p): Reorg CONST checking to make
1721 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
1723 (print_operand_address): Likewise.
1724 * config/i386/predicates.md (x86_64_immediate_operand): Test
1725 SYMBOL_REF_TLS_MODEL properly inside CONST.
1726 (x86_64_zext_immediate_operand): Likewise.
1727 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
1728 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
1729 * config/i386/i386-protos.h: Remove predicates.md entries.
1731 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
1733 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1734 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
1736 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
1737 Ian Lance Taylor <ian@airs.com>
1740 * fold-const.c (fold_widened_comparison): Do not allow range based
1741 constant folding when right operand cannot be unwidened.
1743 2005-10-17 Richard Henderson <rth@redhat.com>
1745 * builtins.c (expand_builtin_synchronize): Build a new-style asm
1746 with a memory clobber.
1748 2005-10-17 James E Wilson <wilson@specifix.com>
1750 PR rtl-optimization/17356
1751 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
1752 checking for EDGE_EH.
1754 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1756 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
1757 the slot on an even boundary for any type with 16-byte alignment.
1759 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
1762 * md.texi (Modifiers) <%>: Clarify that % doesn't work
1763 after register allocation.
1765 2005-10-17 DJ Delorie <dj@redhat.com>
1767 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
1770 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
1773 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
1776 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
1778 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
1779 to 2 if it's already non-zero.
1780 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
1781 is set and warn about it if flag_schedule_insns is 1.
1783 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
1785 * config/crx/crx.md: Compare-and-branch instructions need to
1788 2005-10-17 Uros Bizjak <uros@kss-loka.si>
1791 * config/i386/i386.md (*pushdi2_rex64 splitter)
1792 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
1793 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
1794 flow2 pass only when (optimize > 0 && flag_peephole2).
1796 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
1799 * gcc.c (have_c): New static variable.
1801 (process_command): Remove declation of have_c.
1802 Set have_o to 1 when handling -o.
1803 (main): Add a fatel error if there are multiple
1804 files specified and -o and -c/-S is passed witout
1805 -combine or multiple languages.
1807 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
1809 Fix PR tree-optimization/22444
1810 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
1811 Assert that we don't hit something with subvars.
1812 (setup_pointers_and_addressables): Don't add things with subvars,
1813 because we'll already process the subvars for aliasing purposes.
1815 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
1818 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
1819 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
1820 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
1821 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
1822 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
1823 swapped, alternatives for the R constraint.
1826 * builtins.c (get_builtin_sync_mode): Make unlimited
1827 mode_for_size request.
1829 2005-10-15 Richard Henderson <rth@redhat.com>
1831 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
1832 (gimplify_expr): ... here.
1833 (gimplify_compound_lval): Use it in initial scan loop. Allow
1834 fb_lvalue in base expression.
1836 2005-10-15 Richard Henderson <rth@redhat.com>
1839 * builtins.c (expand_builtin_trap): Export.
1840 * expr.h (expand_builtin_trap): Declare.
1841 * expr.c (expand_assignment): Emit a trap for integral offsets
1842 from registers that weren't reduced to bitpos.
1844 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
1845 (mark_array_ref_addressable): Remove.
1846 * tree-flow.h (mark_array_ref_addressable): Remove.
1847 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
1849 2005-10-15 James E Wilson <wilson@specifix.com>
1852 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
1853 (add_dependence_list_and_free): Likewise.
1854 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1857 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1861 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1862 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1864 (vrp_visit_phi_node): Only prevent infinite iterations when
1865 the previous result and the new result are both VR_RANGEs.
1867 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1869 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1872 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1875 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1878 2005-10-14 Per Bothner <per@bothner.com>
1880 PR preprocessor/21250
1881 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1883 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1886 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1887 overflow flags. Refactor some conditionals.
1889 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1892 * tree-dfa.c (add_referenced_var): Only look at decls which
1893 have TREE_CONSTANT or TREE_READONLY set instead of if
1894 !TREE_PUBLIC or !TREE_CONSTANT.
1896 2005-10-13 James E Wilson <wilson@specifix.com>
1898 * doc/invoke.texi: For -x, add f95-cpp-input.
1899 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1901 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1903 PR tree-optimization/24262
1904 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1905 in loop all the time.
1907 2005-10-12 Richard Henderson <rth@redhat.com>
1910 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1911 * function.c (assign_parm_find_data_types): Don't support it.
1912 * print-tree.c (print_node): Likewise.
1913 * c-common.c (handle_transparent_union_attribute): Likewise.
1914 Use build_duplicate_type.
1915 * tree-inline.c (remap_type_1): Split out of remap_type;
1916 properly remap aggregate fields.
1917 (build_duplicate_type): New.
1918 * doc/extend.texi (Variable Attributes): Remove documentation
1919 for transparent_union.
1921 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1924 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1925 (gen_stack_pointer_dec): Likewise.
1927 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1931 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1933 (struct cxx): Add adjust_class_at_definition target hook.
1934 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1935 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1936 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1937 hook_void_tree. Add to TARGET_CXX.
1938 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1940 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1941 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1942 instead of attribute. Check for dllexport override. Warn if
1943 inconsistent dll linkage. Don't lose old dllimport if decl has
1944 had address referenced. Tweak lookup of dllimport atribute.
1945 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1946 for target specific rules. Don't add dllimport attribute if
1947 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1948 dllimport attribute.
1949 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1950 * varasm.c (initializer_constant_valid_p): Replace
1951 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1955 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1956 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1957 (i[34567]86-*-mingw32*): Likewise.
1959 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1960 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1962 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1963 C++-specific code. Change return value to bool.
1964 (i386_pe_dllimport_p): Likewise.
1965 (associated_type): Simplify and make language-independent
1966 (i386_pe_encode_section_info): Replace override of ambiguous
1967 dllimport symbol refs with a gcc_assert.
1968 (i386_pe_valid_dllimport_attribute_p): Define.
1969 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1970 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1971 i386_pe_adjust_class_at_definition.
1972 * config/i386/winnt-stubs.c: New file. Define stub versions of
1973 lang-specific functions.
1974 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1975 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1976 i386_pe_adjust_class_at_definition.
1977 (i386_pe_valid_dllimport_attribute_p): Declare.
1978 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1979 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1980 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1983 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1984 dllimport attribute with test of DECL_DLLIMPORT_P.
1986 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1988 * combine.c (make_extraction): Correct offset computation.
1990 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1992 * config/cris/t-linux (LIMITS_H_TEST): Define.
1994 2005-10-12 Richard Henderson <rth@redhat.com>
1997 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1999 2005-10-12 Richard Guenther <rguenther@suse.de>
2001 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
2003 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
2006 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
2007 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
2010 2005-10-12 Richard Guenther <rguenther@suse.de>
2013 * varasm.c (output_constant): Correct typo from previous
2016 2005-10-11 Ian Lance Taylor <ian@airs.com>
2018 PR rtl-optimization/13931
2019 * combine.c: Revert patch of 2003-05-14, and:
2020 (try_combine): Only set elim_i1 and elim_i2 if the destination is
2021 completely killed in the appropriate insn.
2022 (distribute_notes): Don't skip multiple hard register test for
2023 elim_i1 and elim_i2.
2025 2005-10-11 Richard Henderson <rth@redhat.com>
2028 * c-typeck.c (convert_for_assignment): Use build_constructor_single
2029 to initialize a transparent union instead of a nop_expr.
2031 2005-10-11 Richard Henderson <rth@redhat.com>
2033 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
2034 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
2035 (tree_ssa_dce_loop): Call scev_reset.
2038 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
2039 * tree-ssa-dce.c: Include cfgloop.h.
2040 (tree_ssa_dce_loop, pass_dce_loop): New.
2041 * tree-pass.h (pass_dce_loop): Declare it.
2042 * passes.c (init_optimization_passes): Use it.
2044 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2047 * convert.c (convert_to_real): Revert 2005-10-05 patch.
2048 Only apply the optimization for rounding builtins if the inner
2049 cast is also an extension.
2051 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
2054 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
2055 mark_new_vars_to_rename instead of update_stmt.
2057 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
2059 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
2061 2005-10-11 Jakub Jelinek <jakub@redhat.com>
2063 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
2064 for setting MMX register to 0 rather than mmx.
2066 2005-10-10 Steve Ellcey <sje@cup.hp.com>
2069 * configure.ac: Move gas check from mips specific case to common case.
2070 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
2071 * configure: Regenerate
2072 * doc/install.texi: Update.
2074 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2077 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
2079 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
2081 * gcc.c (do_spec_1): Accept numeric characters in file name
2084 2005-10-10 Nick Clifton <nickc@redhat.com>
2086 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
2087 describing the deleted arm_gen_rotated_half_load function.
2089 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
2091 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
2094 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
2096 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
2098 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
2099 (EXTRA_MULTILIB_PARTS): Define.
2100 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2101 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2102 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
2103 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2104 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2105 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
2107 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
2109 PR tree-optimization/24226
2110 * tree-cfg.c (remove_bb): Clean up unreachable loops.
2111 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
2112 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
2115 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2117 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
2119 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
2122 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
2123 Rewrite for no need for the early clobber.
2125 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2127 Merge from csl-arm-branch:
2128 2005-09-07 Paul Brook <paul@codesourcery.com>
2129 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
2132 2005-04-30 Paul Brook <paul@codesourcery.com>
2133 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
2134 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
2136 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
2137 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
2138 (arm_override_options): Use TARGET_AAPCS_BASED.
2139 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
2140 (PTRDIFF_TYPE): Use int for AAPCS.
2141 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
2142 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
2143 (DEFAULT_SHORT_ENUMS): Delete.
2144 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
2146 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
2147 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
2148 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
2149 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
2151 2004-12-03 Mark Mitchell <mark@codesourcery.com>
2152 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
2154 2004-11-22 Mark Mitchell <mark@codesourcery.com>
2155 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
2157 2004-11-19 Mark Mitchell <mark@codesourcery.com>
2158 * config.gcc (arm*-*-linux-gnueabi): Add it.
2159 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
2161 (TARGET_OS_CPP_BUILTINS): Likeiwse.
2162 * config/arm/linux-eabi.h: New file.
2163 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
2164 (LINUX_TARET_LINK_SPEC): Likewise.
2165 (LINK_SPEC): Use it.
2166 * config/arm/t-linux-eabi: New file.
2168 2005-10-08 Steven Bosscher <stevenb@suse.de>
2171 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
2173 (PARAM_SMS_DFA_HISTORY): Likewise.
2175 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2178 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
2179 (load_register_parameters): Call it.
2180 (check_sibcall_argument_overlap_1): Likewise.
2181 (store_one_arg): Likewise.
2183 2005-10-07 James E. Wilson <wilson@specifix.com>
2185 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
2186 DImode not VECINT24 for operand 2.
2189 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
2193 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
2194 fr_spill): Use destination_operand for operand 0.
2196 2005-10-07 DJ Delorie <dj@redhat.com>
2198 * varasm.c (output_constant): Limit error to expanding
2201 2005-10-07 Richard Guenther <rguenther@suse.de>
2204 * fold-const.c (fold_binary): Fix operand types during folding
2205 of X op (A, Y). Evaluation order of the side-effects of
2206 X and A are frontend-defined, so ensure we honour that even for
2207 tcc_comparison class operands; eased by removing duplicate code.
2209 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2211 * stor-layout.c (layout_type): Do not allow alignment of array
2212 elements to be greater than their size.
2214 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2216 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
2218 (hppa*-*-linux*): Ditto.
2219 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
2220 * config/host-hpux.c: New.
2221 * config/x-hpux: New.
2222 * config/pa/x-hpux: Remove.
2223 * config/pa/x-linux: Remove.
2224 * config/pa/pa-host.c: Remove.
2226 2005-10-07 Jeff Law <law@redhat.com>
2228 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
2229 determine whether or not to try and thread outgoing edges.
2231 2005-10-07 David Edelsohn <edelsohn@gnu.org>
2233 * config/rs6000/rs6000.md (eqsi_power): New.
2234 (neg_eq0si): Add TARGET_POWER to final condition.
2237 2005-10-06 Richard Henderson <rth@redhat.com>
2239 * config/rs6000/rs6000.c: Revert last change.
2241 2005-10-06 Richard Henderson <rth@redhat.com>
2243 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
2244 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
2246 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
2250 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
2251 out return_label and naked_return_label.
2253 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2255 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
2258 2005-10-06 Richard Henderson <rth@redhat.com>
2261 * tree-inline.c (declare_return_variable): Handle modify_dest not
2264 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2266 Fix PR tree-optimization/22488
2267 * tree-ssa-structalias.c (check_for_overlaps): New function.
2268 (create_variable_info_for): Use it.
2270 2005-10-06 Richard Henderson <rth@redhat.com>
2273 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
2274 (dwarf2out_start_source_file): Print it.
2276 2005-10-06 Geoffrey Keating <geoffk@apple.com>
2278 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
2280 2005-10-06 Richard Henderson <rth@redhat.com>
2283 * mode-switching.c (optimize_mode_switching): Clear transp bit
2284 for block with incomming abnormal edges.
2286 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
2287 (fpscr_set_from_mem): Use them.
2288 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
2289 (fpscr postinc splitters): Rewrite as peephole2+split.
2291 2005-10-06 David Edelsohn <edelsohn@gnu.org>
2293 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
2294 (eq<mode>_compare): Same.
2296 2005-10-06 Richard Guenther <rguenther@suse.de>
2298 PR tree-optimization/24238
2299 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
2301 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
2303 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
2304 here. Use AC_PATH_PROG for environment variables instead of
2306 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
2308 * configure: Regenerated.
2310 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
2313 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
2314 then force it into a register.
2315 (call_value): Likewise.
2317 2005-10-06 Richard Henderson <rth@redhat.com>
2320 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
2321 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
2322 under pass_vectorize.
2324 2005-10-05 Devang Patel <dpatel@apple.com>
2327 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
2328 handling constants. Check NAMESPACE_DECL context for constants.
2330 2005-10-05 Eric Christopher <echristo@apple.com>
2332 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
2334 2005-10-05 Richard Henderson <rth@redhat.com>
2337 * tree-cfg.c (mark_array_ref_addressable_1): New.
2338 (mark_array_ref_addressable): New.
2339 * tree-flow.h (mark_array_ref_addressable): Declare.
2340 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
2342 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
2346 * reload.c (subst_reloads): When adding a REG_LABEL to a
2347 jump instruction, also update JUMP_LABEL.
2349 2005-10-05 David Edelsohn <edelsohn@gnu.org>
2351 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
2352 * bb-reorder.c (copy_bb_p): Use it.
2353 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
2355 2005-10-05 Richard Henderson <rth@redhat.com>
2358 * toplev.c (process_options): Warn about unsupported combinations
2359 of unwind tables and omit-frame-pointer.
2360 * config/i386/i386.c (override_options): Similarly. Enable
2361 accumulate-outgoing-args if not explicitly disabled.
2363 2005-10-05 Steve Ellcey <sje@cup.hp.com>
2365 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
2366 Handle big endian vs. small endian.
2367 (vec_initv2sf): Handle big endian vs. small endian.
2368 (*vec_extractv2sf_1): Ditto.
2370 2005-10-05 Dale Johannesen <dalej@apple.com>
2372 * convert.c (convert_to_real): Don't convert
2373 (float)floor(double d) to floorf((float)d).
2375 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
2377 * config/arm/arm.md (insv): Use gen_int_mode in more places.
2379 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
2381 PR tree-optimization/18587
2382 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
2383 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
2384 build_vuses): Change to VEC type.
2385 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
2386 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
2387 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
2388 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
2389 (get_name_decl): New. Return DECL_UID of base variable.
2390 (operand_build_cmp): New. qsort comparison routine.
2391 (operand_build_sort_virtual): New. Sort virtual build vector.
2392 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
2393 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
2394 (FINALIZE_BASE): Use get_name_decl.
2395 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
2396 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
2397 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
2398 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
2399 direct VEC_* manipulations.
2400 (build_ssa_operands): Call operand_build_sort_virtual.
2401 (copy_virtual_operand, create_ssa_artficial_load_stmt,
2402 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
2403 with direct VEC_* manipulations.
2404 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
2405 with direct VEC manipulations.
2407 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
2409 PR tree-optimization/21419
2410 PR tree-optimization/24146
2411 PR tree-optimization/24151
2413 * c-typeck.c (readonly_error): Handle USE being lv_asm.
2414 (build_asm_expr): Call it if outputs are read-only.
2415 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
2417 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
2418 Paolo Bonzini <bonzini@gnu.org>
2422 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
2423 enable the instructions and not just the built-ins.
2424 * doc/invoke.texi (x86 Options): Likewise.
2426 2005-10-04 Geoffrey Keating <geoffk@apple.com>
2428 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
2430 * doc/invoke.texi (Option Summary): Correct spelling
2431 of -mmacosx-version-min.
2433 2005-10-04 Devang Patel <dpatel@apple.com>
2435 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
2438 2005-10-04 Steve Ellcey <sje@cup.hp.com>
2440 * tree-vect-transform.c (vect_create_epilog_for_reduction):
2441 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
2443 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
2445 * config/s390/s390.md ("TDSI","DP"): New mode macros.
2446 ("TE","tg"): New mode attributes.
2447 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
2448 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
2449 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
2450 dword_mode and one for GPRmode.
2452 2005-10-04 Ian Lance Taylor <ian@airs.com>
2454 PR preprocessor/13726
2455 * c-ppoutput.c (cb_include): Add comments parameter, and print out
2456 any comments passed in.
2458 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2460 * tree.c (annotate_with_file_line): Fix typo.
2462 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2465 * builtins.c (fold_builtin_memcmp): When constructing the pointer
2466 type used to access data in the inlined length == 1 case, use
2467 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
2468 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
2470 2005-10-04 Uros Bizjak <uros@kss-loka.si>
2472 * config/i386/i386.h (TARGET_FISTTP): Enable also for
2473 TARGET_SSE3 and only for TARGET_80387.
2474 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
2475 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
2476 Do not depend on TARGET_80387.
2478 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2480 * tree.c (last_annotated_node): Change type to location_t*.
2481 (annotate_with_file_line): Reflect the change of
2482 last_annotated_node type.
2484 2005-10-04 Richard Guenther <rguenther@suse.de>
2487 * c-decl.c (grokdeclarator): Don't write to fields
2490 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2493 * c-decl.c (finish_decl): Use set_user_assembler_name even for
2495 * varasm.c (make_decl_rtl): If a register variable does not
2496 have a set user assmbler name, error out.
2497 Decode the asmspec is now name+1 bypassing '*'.
2499 2005-10-04 Steven Bosscher <stevenb@suse.de>
2501 PR tree-optimization/23049
2502 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
2503 of a COND_EXPR is folded before calling fold on the whole rhs of a
2504 conditional assignment.
2505 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
2506 document that a COND_EXPR may appear there.
2508 2005-10-03 Diego Novillo <dnovillo@redhat.com>
2511 * tree-vrp.c (extract_range_from_assert): If the new numeric
2512 range created out of the assertion contradicts the existing
2513 numeric range of the ASSERT_EXPR variable, make the new range
2516 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
2518 * config/sh/sh.c (sh_register_move_cost): Add case for moving
2519 from T_REGS to FP register class.
2521 2005-10-03 Richard Henderson <rth@redhat.com>
2524 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
2525 before creating a new one.
2527 2005-10-03 David Edelsohn <edelsohn@gnu.org>
2529 * config/rs6000/t-aix43 (LDFLAGS): New.
2530 * config/rs6000/t-aix52 (LDFLAGS): New.
2532 2005-10-03 Ian Lance Taylor <ian@airs.com>
2534 * gimplify.c (find_single_pointer_decl_1): New static function.
2535 (find_single_pointer_decl): New static function.
2536 (internal_get_tmp_var): For a formal variable, set restrict base
2537 information if appropriate.
2538 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
2540 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
2541 (DECL_GET_RESTRICT_BASE): Define.
2542 (SET_DECL_RESTRICT_BASE): Define.
2543 (decl_restrict_base_lookup): Declare.
2544 (decl_restrict_base_insert): Declare.
2545 (struct tree_decl_with_vis): Add based_on_restrict_p field.
2546 * tree.c (restrict_base_for_decl): New static variable.
2547 (init_ttree): Initialize restrict_base_for_decl.
2548 (copy_node_stat): Copy restrict base information.
2549 (decl_restrict_base_lookup): New function.
2550 (decl_restrict_base_insert): New function.
2551 (print_restrict_base_statistics): New static function.
2552 (dump_tree_statistics): Call print_restrict_base_statistics.
2554 2005-10-02 Diego Novillo <dnovillo@redhat.com>
2557 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
2558 case of anti-ranges.
2560 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
2563 * c-typeck.c (tagged_tu_seen): Rename to ...
2564 (tagged_tu_seen_cache): this and add val field.
2565 (comptypes): Move functional to comptypes_internal
2566 and free tagged_tu_seen.
2567 (comptypes_internal): New function and call comptypes_internal
2568 instead of comptypes. Speed up by sibcalling
2569 tagged_types_tu_compatible_p.
2570 (alloc_tagged_tu_seen): New function
2571 (free_all_tagged_tu_seen_up_to): New function.
2572 (tagged_types_tu_compatible_p): Return the val of the seen two
2574 Add that the two types are the same to tagged_tu_seen_base
2575 if they are and call comptypes_internal instead of comptypes.
2576 <case UNION_TYPE>: Speed up common type where the fields are
2578 (function_types_compatible_p): Call comptypes_internal instead of
2580 (type_lists_compatible_p): Likewise.
2581 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
2583 2005-10-02 Matthias Klose <doko@debian.org>
2585 * doc/invoke.texi: Fix typo and speling error.
2587 2005-10-01 Richard Henderson <rth@redhat.com>
2589 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
2591 2005-10-01 Mark Mitchell <mark@codesourcery.com>
2593 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
2594 using --start-group and --end-group.
2596 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2598 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
2599 FIXME note regarding quirky semantics.
2601 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2604 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
2605 non-null range as a last resort.
2607 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
2608 Diego Novillo <dnovillo@redhat.com>
2611 * tree-vrp.c (extract_range_from_assert): For !=
2612 assertions, only build an anti-range if LIMIT is a
2613 single-valued range.
2615 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
2617 * arm.md (movqi): On thumb when optimizing, handle loading from
2618 memory by describing this as taking a subreg of a zero-extended load
2619 into an SImode register.
2622 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
2624 * reload1.c (merge_assigned_reloads): Do not change any
2625 RELOAD_FOR_OUTPUT_ADDRESS reloads.
2627 2005-09-30 Geoffrey Keating <geoffk@apple.com>
2629 * Makefile.in (LIPO_FOR_TARGET): Define.
2630 (STRIP_FOR_TARGET): Define.
2632 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
2633 before creating new ones. Do symlinks before creating the actual
2636 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
2637 to work out which multilibs are actually being built.
2639 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
2641 * tree-vect-transform.c, config/ms1/ms1.md,
2642 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
2643 Follow spelling conventions.
2644 * doc/invoke.texi, doc/md.texi: Fix typos.
2646 2005-09-30 Andrew Macleod <amacleod@redat.com>
2648 PR tree-optimization/21430
2649 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
2650 use operands, and set stmt pointer if need be.
2651 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
2652 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
2655 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2658 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
2660 2005-09-29 Mark Mitchell <mark@codesourcery.com>
2662 * optabs.c (expand_binop): Initialize first_pass_p.
2664 2005-09-29 Jakub Jelinek <jakub@redhat.com>
2667 * c-decl.c (c_write_global_declarations_1): If any
2668 wrapup_global_declaration_2 call returned true, restart the loop.
2670 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
2672 Fix PR tree-optimization/24117
2673 * tree-ssa-structalias.c (find_func_aliases): Strip nops
2674 before considering whether to use anyoffset.
2676 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2680 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2682 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2684 (swap_commutative_operands_with_target): New.
2686 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2689 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
2692 2005-09-29 Steven Bosscher <stevenb@suse.de>
2694 PR tree-optimization/23911
2695 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
2696 and IMAGPART_EXPR too.
2698 2005-09-28 Mark Mitchell <mark@codesourcery.com>
2701 * expmed.c (expand_shift): Move logic to reverse rotation
2702 direction when rotating by constants ...
2703 * optabs.c (expand_binop): ... here.
2704 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
2705 (ix86_rotrdi3): New pattern.
2706 (rotldi3): Handle 32-bit mode.
2707 (ix86_rotldi3): New pattern.
2709 2005-09-29 Alan Modra <amodra@bigpond.net.au>
2712 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
2713 check for numbers that need no bit twiddle.
2715 2005-09-28 Geoffrey Keating <geoffk@apple.com>
2717 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
2718 multilib to be built.
2720 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
2721 (stage1-start): Delete old libgcc and libunwind before moving
2722 anything into the stage directory.
2723 (stage2-start): Likewise.
2724 (stage3-start): Likewise.
2725 (stage4-start): Likewise.
2726 (stageprofile-start): Likewise.
2727 (stagefeedback-start): Likewise.
2728 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
2729 header in tm_file and CPU-specific t-darwin in tmake_file.
2730 (i[34567]86-*-darwin*): Don't change tm_file.
2731 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
2732 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
2733 shared library stub for target OS version.
2734 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
2735 (SHLIB_LINK): Don't make SHLIB_SOLINK.
2736 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
2737 (libgcc_s.%.dylib): New.
2739 (install-darwin-libgcc-stubs): New.
2740 (INSTALL_LIBGCC): New append.
2741 * config/i386/darwin-libgcc.10.4.ver: New.
2742 * config/i386/darwin-libgcc.10.5.ver: New.
2743 * config/i386/t-darwin: New.
2744 * config/rs6000/darwin-libgcc.10.4.ver: New.
2745 * config/rs6000/darwin-libgcc.10.5.ver: New.
2746 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
2747 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
2749 2005-09-28 Paul Brook <paul@codesourcery.com>
2751 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
2754 2005-09-28 Richard Guenther <rguenther@suse.de>
2756 PR tree-optimization/23853
2757 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
2758 host_integerp to verify misalignment value.
2760 2005-09-28 Richard Henderson <rth@redhat.com>
2762 * builtins.c (get_builtin_sync_mode): New.
2763 (expand_builtin_sync_operation): Pass in mode argument.
2764 (expand_builtin_compare_and_swap): Likewise.
2765 (expand_builtin_lock_test_and_set): Likewise.
2766 (expand_builtin_lock_release): Likewise.
2767 (expand_builtin): Update to match.
2769 2005-09-28 Nick Clifton <nickc@redhat.com>
2771 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
2772 formatting. Add check to PLUS case to ensure that the offset is
2773 within an acceptable range.
2775 * config/v850/v850.md (casesi): Disable the generation of the
2776 switch pattern as it is not being handled properly at the moment.
2778 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
2779 for when the high words are identical.
2781 2005-09-27 Richard Henderson <rth@redhat.com>
2783 * pretty-print.c (pp_base_format): Fix typo for %>.
2785 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
2786 Devang Patel <dpatel@apple.com>
2788 PR tree-optimization/23625
2789 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
2790 LABEL_EXPR, assertion check.
2792 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
2794 * optabs.c (no_conflict_move_test): Check if a result of a
2795 to-be-moved insn would be clobbered by an originally
2798 2005-09-27 Jeff Law <law@redhat.com>
2800 * passes.c (init_optimization_passes): Replace copy propagation
2801 passes immediately after DOM with phi-only copy propagation
2802 pases. Add phi-only copy propagation pass after first DOM pass.
2803 * tree-pass.h (pass_phi_only_copy_prop): Declare.
2804 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
2805 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
2806 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
2807 to init_copy_prop. Callers updated.
2808 (do_phi_only_copy_prop): New function.
2809 (pass_phi_only_copy_prop): New pass descriptor.
2811 2005-09-27 Nick Clifton <nickc@redhat.com>
2813 * libgcc2.c (__popcount_tab): Remove redundant prototype.
2815 2005-09-26 Jason Merrill <jason@redhat.com>
2818 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
2820 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
2822 2005-09-26 James E Wilson <wilson@specifix.com>
2824 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
2825 copyright. Add gcc copyright plus libgcc exception.
2826 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
2828 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
2830 2005-09-26 Jeff Law <law@redhat.com>
2832 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
2833 about when to iterate.
2835 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
2838 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
2839 for __complex__ double in -mcpu=G5 mode.
2841 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2843 PR tree-optimization/23942
2844 * Makefile.in (SCEV_H): Depends on PARAMS_H.
2845 * tree-scalar-evolution.c: Include params.h.
2847 (follow_ssa_edge, follow_ssa_edge_in_rhs,
2848 follow_ssa_edge_in_condition_phi_branch,
2849 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
2850 Change return type to t_bool. Use a parameter to limit the size of
2851 trees that are walked before stopping
2852 (analyze_evolution_in_loop): Initialize the limit to 0.
2853 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2854 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2856 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2859 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2860 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2862 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2864 * combine.c (make_extraction): Check for valid use of subreg.
2866 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2869 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2870 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2871 ("fist<mode>2_with_temp"): Use only register operands.
2873 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2875 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2876 CALL_INSN_FUNCTION_USAGE.
2878 2005-09-26 Richard Guenther <rguenther@suse.de>
2881 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2882 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2883 (ldst_entry): Use the hashtable instead of list-walking.
2884 (find_rtx_in_ldst): Likewise.
2885 (free_ldst_entry): Free the hashtable.
2886 (compute_ld_motion_mems): Create the hashtable.
2887 (trim_ld_motion_mems): Remove entry from hashtable if
2888 removing it from list.
2889 (compute_store_table): Likewise^2.
2890 (store_motion): Free hashtable in case we did not see
2893 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2895 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2896 and arg1 if we are passing them to fold_build2.
2898 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2901 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2904 2005-09-25 Richard Henderson <rth@redhat.com>
2906 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2907 SYMBOL_REF_TLS_MODEL to be correct.
2909 2005-09-24 Richard Henderson <rth@redhat.com>
2911 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2912 end of function. Reindent.
2914 2005-09-24 Ian Lance Taylor <ian@airs.com>
2916 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2917 NEGATE_EXPR/BIT_NOT_EXPR case.
2919 2005-09-24 Richard Henderson <rth@redhat.com>
2921 * c-common.c (handle_mode_attribute): When not modifying in place,
2922 create subtypes for enumerations.
2923 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2924 * gimplify.c (create_tmp_from_val): Likewise.
2926 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2928 * config/i386/i386.md (*tls_global_dynamic_64,
2929 *tls_local_dynamic_base_64): Add missing mode to call.
2930 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2932 2005-09-24 Jan Hubicka <jh@suse.cz>
2934 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2935 (cgraph_clone_node): Likewise.
2936 * cgraph.h (cgraph_clone_edge): Update prototype.
2937 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2938 duplicated prototypes; add updating argument.
2939 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2940 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2942 (cgraph_mark_inline_edge): Likewise.
2943 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2944 (cgraph_flatten_node): Likewise.
2945 (cgraph_decide_recursive_inlining): Likewise.
2946 (cgraph_decide_inlining_of_small_function): Likewise.
2947 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2949 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2950 Pete Steinmetz <steinmtz@us.ibm.com>
2952 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2953 (rldic.): Set type to "compare".
2955 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2956 mfjmpr for MFCTR/MFLR.
2957 (movdf_hardfloat64): Same.
2958 (movdf_softfloat64): Same. Correct order of store and move types.
2959 (movti_string): Set type to store_ux/load_ux.
2960 (load_multiple): Set type to load_ux.
2961 (store_multiple): Set type to store_ux.
2962 (movmemsi): Set type to store_ux.
2963 (output_cbranch direct_return): Set type to jmpreg.
2964 (stmw): Set type to store_ux.
2965 (lmw): Set type to load_ux.
2966 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2967 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2968 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2969 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2970 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2971 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2972 (rios1-fpstore): Increase latency to 3.
2973 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2974 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2976 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2977 Andrew Pinski <pinskia@physics.uc.edu>
2979 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2980 operand2 constraint to "b".
2981 (sync_<fetchop_name>di_internal): Same.
2982 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2984 (sync_old_<fetchop_name>di_internal): Same.
2985 (sync_new_<fetchop_name>si_internal): Same.
2986 (sync_new_<fetchop_name>di_internal): Same.
2988 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2991 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2992 case, define as macros.
2994 PR rtl-optimization/23837
2995 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2996 clobber / clobber match between dest and p->first.
2998 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2999 (no_conflict_move_test): Update comments.
3001 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
3003 * doc/install.texi: Update URL for Jacks.
3004 * doc/sourcebuild.texi: Likewise.
3006 2005-09-22 David Edelsohn <edelsohn@gnu.org>
3009 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
3010 registers when choosing register preferences.
3011 (movdf_hardfloat64): Same.
3013 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
3015 * expmed.c (expand_shift): Don't use the target of the rotate as
3016 target for the first expanded shift insn.
3017 * testsuite/gcc.dg/20050922-1.c: Testcase added.
3019 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
3021 PR tree-optimization/22438
3022 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
3023 preserved iv rhs rewriting specially.
3025 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
3027 * tree-data-ref.c (analyze_array_indexes): Only estimate when
3028 estimate_only is true.
3029 * tree-flow.h (ref_contains_indirect_ref): New prototype.
3030 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
3031 tree-ssa-structalias.c
3032 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
3033 ref_contains_indirect_ref.
3034 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
3036 2005-09-21 DJ Delorie <dj@redhat.com>
3038 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
3040 (mn10300_return_in_memory): Support variable size types also.
3041 (mn10300_pass_by_reference): Likewise.
3042 (mn10300_function_value): New.
3043 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
3044 (FUNCTION_OUTGOING_VALUE): Likewise.
3045 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
3046 * doc/invoke.texi: Document it.
3048 2005-09-21 Uros Bizjak <uros@kss-loka.si>
3051 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
3052 force integer op1 into register for XFmode compares.
3054 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
3057 * expmed.c (alg_code): Add alg_impossible.
3058 (alg_hash_entry): Add cost.
3059 (synth_mult): Record alg_impossible in the hash table if
3060 multiplication by a given integer is impossble within the
3061 limit. Speed up using alg_impossible.
3063 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3065 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
3066 argument. Allow and set any offset if needs_anyoffset is passed
3068 (get_constraint_for): Add argument here too.
3070 (do_structure_copy): Pass NULL to get_constraint_for.
3071 (handle_ptr_arith): Ditto.
3072 (find_func_aliases): Ditto.
3074 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
3076 PR rtl-optimization/23898
3077 * output.h (get_attr_min_length): Declare.
3078 * final.c (get_attr_length_1): New function, broken out of:
3080 (get_attr_min_length): New function.
3081 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
3082 (duplicate_computed_gotos): Likewise.
3083 * genattr.c (insn_min_length): Generate declaration.
3084 * genattrtab.c (min_fn, min_attr_value): New functions.
3085 (make_length_attrs): Generate insn_min_length.
3087 2005-09-20 Steve Ellcey <sje@cup.hp.com>
3089 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
3091 2005-09-20 Richard Henderson <rth@redhat.com>
3093 PR tree-optimization/24059
3094 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
3097 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
3099 * c.opt (fextended-identifiers): New.
3100 * c-opts.c (c_common_handle_option): Handle
3101 -fextended-identifiers.
3102 * doc/cpp.texi: Update documentation of extended identifiers.
3103 * doc/cppopts.texi (-fextended-identifiers): Document.
3105 2005-09-20 Jakub Jelinek <jakub@redhat.com>
3107 PR tree-optimization/23929
3108 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
3111 PR tree-optimization/23818
3112 * tree-stdarg.c (execute_optimize_stdarg): Call
3113 calculate_dominance_info.
3115 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3117 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
3118 (analyze_siv_subscript_cst_affine): Add weak SIV test.
3119 (compute_overlap_steps_for_affine_1_2): Use
3120 get_number_of_iters_for_loop.
3121 (analyze_subscript_affine_affine): Check whether difference is
3123 Use get_number_of_iters_for_loop.
3124 Check whether overlap occurs outside of bounds.
3125 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
3127 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
3129 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
3130 base register if possible.
3132 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
3134 PR tree-optimization/18463
3135 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
3136 converting it directly is not possible.
3137 (chrec_convert_aggressive): New function.
3138 * tree-chrec.h (chrec_convert_aggressive): Declare.
3139 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
3140 Fold chrec conversions aggressively if asked to.
3141 (instantiate_parameters): Modified because of changes in
3142 instantiate_parameters_1.
3144 2005-09-19 Richard Henderson <rth@redhat.com>
3146 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
3147 (reduc_splus_v2df): New.
3149 2005-09-19 Richard Sandiford <richard@codesourcery.com>
3151 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
3152 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
3154 2005-09-19 Richard Henderson <rth@redhat.com>
3156 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
3159 2005-09-19 Richard Henderson <rth@redhat.com>
3161 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
3162 (ia64_expand_dot_prod_v8qi): New.
3163 * config/ia64/ia64-protos.h: Update.
3164 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
3165 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
3166 sdot_prodv8qi, sdot_prodv4hi): New.
3167 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
3169 2005-09-19 Richard Henderson <rth@redhat.com>
3172 * real.c (exact_real_truncate): Return false if the format cannot
3173 represent the number as a normal.
3175 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
3176 for a memory source.
3178 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
3180 * tree-ssa-operands.c (swap_tree_operands): Export.
3181 * tree.h (swap_tree_operands): Declare.
3182 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
3183 Call swap_tree_operands.
3185 2005-09-19 Richard Henderson <rth@redhat.com>
3187 * tree-flow.h (merge_alias_info): Declare.
3188 * tree-ssa-copy.c (merge_alias_info): Export.
3189 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
3190 (vect_create_data_ref_ptr): Use create_iv directly.
3191 (vectorizable_load): Use correct types for integer constants.
3192 (vect_generate_tmps_on_preheader): Likewise.
3193 (vect_gen_niters_for_prolog_loop): Likewise.
3195 2005-09-19 Steven Bosscher <stevenb@suse.de>
3197 PR rtl-optimization/23943
3198 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
3200 2005-09-18 Jan Hubicka <jh@suse.cz>
3202 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
3204 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
3206 * varasm.c (output_constant): Do not abort on conversions to union
3207 types between different sizes.
3209 2005-09-18 Richard Guenther <rguenther@suse.de>
3212 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
3215 2005-09-18 Paul Brook <paul@codesourcery.com>
3217 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
3219 2005-09-17 Richard Henderson <rth@redhat.com>
3221 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
3222 * tree-ssa-loop.c (pass_vect_dce): Remove.
3223 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
3226 2005-09-17 Richard Henderson <rth@redhat.com>
3228 * tree-pass.h (pass_vect_dce): Declare.
3229 * passes.c (init_optimization_passes): Add it.
3230 * tree-flow.h (tree_ssa_dce): Declare.
3231 * tree-ssa-dce.c (tree_ssa_dce): Export.
3232 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
3233 (gate_tree_vectorize): ... here.
3234 (pass_vect_dce): New.
3236 2005-09-17 Jan Hubicka <jh@suse.cz>
3238 * except.c (struct eh_status): Turn region_array into vec.
3239 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
3240 convert_from_eh_region_ranges, find_exception_handler_labels,
3241 current_function_has_exception_handlers, assign_filter_values,
3242 build_post_landing_pads, dw2_build_landing_pads,
3243 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
3244 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
3245 foreach_reachable_handler, can_throw_internal_1,
3246 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
3248 (duplicate_eh_region_1): Update region_array.
3249 (duplicate_eh_regions): Resize region_array and avoid recomputing.
3251 2005-09-17 David Edelsohn <edelsohn@gnu.org>
3254 * expmed.c (expand_mult): Substitute simple register for op0 when
3257 2005-09-17 Richard Henderson <rth@redhat.com>
3259 * expr.c (emit_move_via_integer): Add force argument, pass it on
3260 to emit_move_change_mode. Update callers.
3261 (emit_move_complex): Pass true to new force argument.
3262 * function.c (expand_function_end): Move expand_eh_return call
3263 earlier. Merge sub-word complex values into a pseudo before
3264 copying to the return hard register.
3266 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
3268 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
3269 between different sizes.
3271 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
3275 * passes.c (init_optimization_passes): Register dump files for
3278 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
3280 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
3281 * config/s390/s390.c (s390_overlap_p): New function.
3282 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
3283 peephole2, "*xc" peephole2): Added overlap check to the peephole2
3286 2005-09-16 Richard Guenther <rguenther@suse.de>
3288 * ipa-pure-const.c (static_execute): Free auxiliar information.
3289 * ipa-type-escape.c (discover_unique_type): Free temporary key.
3290 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
3292 2005-09-15 DJ Delorie <dj@redhat.com>
3294 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
3296 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3298 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3300 (swap_commutative_operands_with_target): New.
3302 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
3304 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
3307 (estimate_iters_using_array): New function.
3308 * tree-data-ref.h (estimate_iters_using_array): Prototype
3309 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3310 Use estimate_iters_using_array instead of analyze_array.
3312 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
3314 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
3317 2005-09-15 Michael Matz <matz@suse.de>
3319 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
3321 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
3323 PR tree-optimization/23835
3324 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
3325 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
3327 2005-09-14 Richard Henderson <rth@redhat.com>
3329 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
3330 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
3332 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
3334 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
3335 in the ARRAY_TYPE case.
3337 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
3339 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
3341 2005-09-14 Uros Bizjak <uros@kss-loka.si>
3344 * tree-vect-transform.c (vectorizable_operation): Return false for
3345 scalar shift operations and for vector shift operations with
3346 non-invariant shift arguments. Use scalar tree operand op1 as
3347 a shift operand when vector shift insn pattern uses scalar shift
3349 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
3351 2005-09-14 Olivier Hainque <hainque@adacore.com>
3353 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
3354 value if it has side-effects.
3356 2005-09-14 David Edelsohn <edelsohn@gnu.org>
3359 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
3361 2005-09-14 Alan Modra <amodra@bigpond.net.au>
3363 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
3364 passed as NAME as if it were label at start of function code.
3366 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
3368 * config/sh/sh.md (*movv4sf_i): Add general register cases to
3371 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
3373 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
3374 as early clobber. Rewrite so the PIC register is not implicitly used.
3376 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3378 * tree.c (annotate_with_file_line): Compare line numbers before
3381 2005-09-13 Uros Bizjak <uros@kss-loka.si>
3384 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
3385 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
3387 2005-09-13 Ian Lance Taylor <ian@airs.com>
3389 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
3390 than a HOST_WIDEST_INT to gen_doloop_begin.
3392 2005-09-13 Diego Novillo <dnovillo@redhat.com>
3394 * tree-dfa.c (dump_variable): Guard against NULL annotations.
3396 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
3398 PR tree-optimize/23817
3399 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
3401 2005-09-13 Alan Modra <amodra@bigpond.net.au>
3404 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
3405 word before changing the stack pointer. Use gen_frame_mem for MEMs.
3406 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
3407 (restore_stack_nonlocal): Likewise.
3408 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
3410 2005-09-12 Ian Lance Taylor <ian@airs.com>
3413 * c.opt (ffriend-injection): New C++ option.
3414 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
3415 (C++ Dialect Options): Document -ffriend-injection.
3417 2005-09-12 Josh Conner <jconner@apple.com>
3420 * ipa-reference.c (static_execute): Don't mark variables in
3421 named sections TREE_READONLY.
3423 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3425 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
3428 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
3430 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
3431 V_MUST_DEF instead of just the first_use_p.
3432 Don't mark the virtual variables for renaming on the statement which
3434 (pass_dse): Remove TODO_update_ssa.
3436 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
3439 * stor-layout.c (compute_record_mode): For records with a single
3440 field, actually check the field's mode size against the type size.
3442 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
3443 registers for TARGET_SHMEDIA.
3444 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
3445 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
3446 of GENERAL_REGS and FP_REGS.
3448 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3450 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
3452 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3454 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
3455 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
3456 are omitted. Exclude stack_tie insn too.
3458 2005-09-11 David Edelsohn <edelsohn@gnu.org>
3460 PR rtl-optimization/23098
3461 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
3463 * config/rs6000/rs6000.md (movdf splitter): Use
3464 const_double_operand predicate for TARGET_POWERPC64.
3465 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
3466 SYMBOL_REF method to ABI_V4.
3468 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
3469 replace_equiv_address.
3470 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
3471 rs6000_sr_alias_set and MEM_NOTRAP.
3472 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
3474 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
3476 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
3477 handle CALL_EXPR again.
3479 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
3481 * arm/predicates.md (alignable_memory_operand): Delete.
3483 2005-09-10 Richard Henderson <rth@redhat.com>
3486 * dbxout.c (dbxout_expand_expr): New.
3487 (dbxout_symbol): Use it.
3489 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
3491 * arm.c (arm_gen_rotated_half_load): Delete.
3492 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
3493 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
3494 (thumb_set_return_address): Likewise.
3495 (thumb_load_double_from_address): Use adjust_address.
3496 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
3497 (extendhsisi2_mem, movhi_bytes): Use change_address.
3498 (movhi): Use widen_memory_access.
3499 (reload_out_df): Use replace_equiv_address.
3500 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
3502 2005-09-09 Richard Henderson <rth@redhat.com>
3505 * dbxout.c: Include expr.h.
3506 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
3507 (dbxout_symbol): Handle DECL_VALUE_EXPR.
3508 * Makefile.in (dbxout.o): Add EXPR_H.
3510 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
3512 PR tree-optimization/23509
3513 * tree-cfg.c (replace_uses_by): Use replace_exp.
3514 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
3515 pointers have name_mem_tag or type_mem_tag set.
3517 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3519 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
3520 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
3521 of wrongly accessing operands.
3523 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3525 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
3526 * tree-chrec.c: Include tree-scalar-evolution.h.
3527 (chrec_convert): Instantiate the base and step before calling
3528 scev_probably_wraps_p that would fail on parametric evolutions.
3529 Collect all the fails into a single section failed_to_convert,
3530 print a diagnostic, and return chrec_dont_know instead of calling
3532 * tree-scalar-evolution.c (loop_closed_phi_def): New.
3533 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
3535 (scev_const_prop): Don't replace the definition of a loop closed ssa
3536 phi node by itself, or by another loop closed ssa phi node.
3537 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
3538 that base and step are defined.
3540 2005-09-09 Richard Guenther <rguenther@suse.de>
3543 * fold-const.c (fold_ternary): Check truth_value_p before
3544 calling invert_truthvalue.
3546 2005-09-09 Nick Clifton <nickc@redhat.com>
3548 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
3549 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
3550 dimension of these arrays.
3551 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
3553 * longlong.h: Only provide a prototype for the __clz_tab[] array
3554 if this header has not been included from libgcc2.h.
3555 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
3557 Provide prototypes for exported functions.
3558 Use the __clz_tab[] and __popcount_tab[] arrays provided by
3561 2005-09-08 Josh Conner <jconner@apple.com>
3565 * expr.c (expand_expr_addr_expr_1): Don't invoke
3566 expand_simple_binop for EXPAND_INITIALIZER.
3568 2005-09-08 Richard Henderson <rth@redhat.com>
3571 * toplev.c (wrapup_global_declaration_1): Split out ...
3572 (wrapup_global_declaration_2): ... from ...
3573 (wrapup_global_declarations): ... here. Return bool.
3574 (check_global_declaration_1): Split out ...
3575 (check_global_declarations): from here.
3576 (emit_debug_global_declarations): New.
3577 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
3578 check_global_declaration_1, emit_debug_global_declarations): Declare.
3579 * c-decl.c (c_write_global_declarations_1): Don't create a vector
3580 of decls. Call wrapup_global_declaration_1,
3581 wrapup_global_declaration_2, check_global_declaration_1 directly.
3582 (c_write_global_declarations_2): New.
3584 (c_write_global_declarations): Call c_write_global_declarations_2.
3585 * langhooks.c (write_global_declarations): Call
3586 emit_debug_global_declarations.
3588 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
3589 remove decls that have DECL_RTL_SET_P.
3590 * passes.c (rest_of_decl_compilation): Invoke
3591 cgraph_varpool_finalize_decl for all but functions.
3593 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3595 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
3596 the result of a conversion if the new min and max cannot be compared.
3598 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
3600 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
3601 (override_options): Setting s390_sr_alias_set removed.
3602 (save_fpr, save_gprs): Set alias set to vararg or frame.
3603 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
3604 s390_sr_alias_set with get_frame_alias_set ().
3605 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
3606 get_varargs_alias_set ().
3608 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3612 * c-parser.c (c_parser_objc_method_definition): If the next
3613 token is not "{", error out and don't start the function.
3615 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3617 * tree-vrp.c (extract_range_from_expr): Move the check for non
3618 nullness after the check for gimple invariant.
3620 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3622 * tree.c (host_integerp, tree_low_cst): Correct function comment.
3624 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3627 * config/m32r.md (movmemsi_internal): Canonicalize order of
3628 operands in PLUS component of template.
3630 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
3632 * reload1.c (fixup_eh_region_note): Remove assertion.
3633 (fixup_abnormal_edges): Reverted removal of call to
3634 find_many_sub_basic_blocks made on 2005-08-31.
3636 2005-09-07 Richard Henderson <rth@redhat.com>
3638 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
3639 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
3640 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
3641 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
3642 rearrange for better packing.
3643 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
3644 (lookup_cfa_1): Remove inline marker.
3645 (cfa_equal_p): Split out of ...
3646 (def_cfa_1): ... here. Use INVALID_REGNUM.
3647 (build_cfa_loc): Handle !cfa->indirect.
3648 (frame_pointer_cfa_offset): New.
3649 (dbx_reg_number): Assert register elimination performed; do
3650 leaf register remapping.
3651 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
3652 (eliminate_reg_to_offset): New.
3653 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
3654 for verifiably local stack frame addresses; re-base to CFA.
3655 (mem_loc_descriptor): Remove can_use_fbreg argument.
3656 (concat_loc_descriptor, loc_descriptor): Likewise.
3657 (containing_function_has_frame_base): Remove.
3658 (rtl_for_decl_location): Don't do register elimination or
3659 leaf register remapping here.
3660 (secname_for_decl): Split out from ..
3661 (add_location_or_const_value_attribute): ... here.
3662 (convert_cfa_to_loc_list): New.
3663 (compute_frame_pointer_to_cfa_displacement): New.
3664 (gen_subprogram_die): Use them.
3665 * tree.h (frame_base_decl): Remove.
3666 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
3667 (prologue_stack_adjust): Remove.
3668 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
3669 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
3670 (set_frame_base_location): Remove.
3671 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
3672 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
3673 (vt_add_function_parameters): Don't eliminate_regs.
3674 (vt_initialize): Don't create frame_base_decl.
3676 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3678 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
3679 version of GNU binutils for 4.x and later.
3681 2005-09-06 Mark Mitchell <mark@codesourcery.com>
3683 * ggc-page.c (ggc_push_context): Remove.
3684 (ggc_pop_context): Likewise.
3685 * ggc.h (ggc_push_context): Remove.
3686 (ggc_pop_context): Likewise.
3688 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3691 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
3692 returning from an interrupt handler.
3694 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3697 * config/arc/arc.c (output_shift): Add check for loop count when
3700 2005-09-06 Steven Bosscher <stevenb@suse.de>
3702 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
3704 (abs_replacement): Likewise.
3705 (pass_phiopt): Remove TODO_update_ssa.
3707 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3710 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
3711 if "return with no value, in function returning non-void" warning
3713 * tree-cfg.c (execute_warn_function_return): Don't look at
3714 RETURN_EXPRs with TREE_NO_WARNING set.
3717 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
3718 for internal functions doesn't use registers used by global registers
3719 variables. Use fewer register parameters if there are global register
3722 2005-09-06 Olivier Hainque <hainque@adacore.com>
3723 Eric Botcazou <ebotcazou@adacore.com>
3726 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
3727 when we would be extracting outside its bit span (bitpos+bitsize
3728 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
3729 Ada unchecked conversions.
3731 2005-09-06 Steven Bosscher <stevenb@suse.de>
3733 * tree-ssa-pre.c (try_look_through_load): New function.
3734 (compute_avail): Use it to try to look through loads for some
3735 more useful expressions.
3737 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3739 * simplify-rtx.c (simplify_binary_operation_1): Correct the
3740 condition for detecting cases like (a&a) and (a^a).
3742 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
3744 * common.opt: Add option ftree-vect-loop-version.
3745 * params.def: Add --param vect-max-version-checks.
3746 * doc/invoke.texi: Document ftree-vect-loop-version and
3747 --param vect-max-version-checks.
3748 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
3749 may_misalign_stmts and defines for accessors.
3750 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
3751 LOOP_VINFO_MAY_MISALIGN_STMTS.
3752 (destroy_loop_vec_info): VEC_free for
3753 LOOP_VINFO_MAY_MISALIGN_STMTS.
3754 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3755 Update documentation.
3756 (vect_update_misalignment_for_peel): New.
3757 (vect_enhance_data_refs_alignment): Update to choose loop
3758 peeling or loop versioning if appropriate for the (potentially)
3759 unaligned data references in the loop.
3760 (vect_analyze_data_refs_alignment): Remove call to
3761 vect_enhance_data_refs_alignment so the checks can be done
3763 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
3764 and move up call to vect_analyze_data_refs_alignment.
3765 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
3766 (vect_transform_loop): Add call to loop_version.
3768 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3770 PR rtl-optimization/23098
3771 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
3772 * simplify-rtx.c (constant_pool_reference_p): New function.
3773 * rtl.h (constant_pool_reference_p): New prototype.
3774 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
3775 constant_pool_reference_p in condition and
3776 avoid_constant_pool_reference in preparation statements.
3778 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
3780 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
3781 STRICT_LOW_PART SETs.
3783 2005-09-06 Alan Modra <amodra@bigpond.net.au>
3786 * except.c (sjlj_emit_function_enter): Find the function begin
3787 note even when it's not in first basic block.
3789 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
3791 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
3792 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
3793 * aclocal.m4: Regenerate.
3795 2005-09-05 DJ Delorie <dj@redhat.com>
3797 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
3800 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
3802 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
3803 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
3804 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
3805 Follow spelling conventions.
3806 * doc/invoke.texi: Follow spelling conventions.
3808 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3810 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
3811 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
3812 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
3814 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3817 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
3818 (output_stack_adjust): Use gen_tmp_stack_mem.
3819 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
3820 (sh_set_return_address, sh_allocate_initial_value): Likewise.
3821 (sh_get_pr_initial_val): Likewise.
3822 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
3823 (sh_initialize_trampoline): Likewise. Also use adjust_address.
3824 * sh.md (divsi_inv_m0): Use gen_const_mem.
3825 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
3826 (movdf_i4+1): Use gen_tmp_stack_mem.
3827 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
3828 (fpu_switch+2): Likewise.
3829 (movv4sf_i, movv16sf_i): Use adjust_address.
3830 (symGOT_load): Set MEM_NOTRAP_P bit.
3832 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3835 * pa.c (emit_move_sequence): Fix typo in last change.
3837 2005-09-03 Jakub Jelinek <jakub@redhat.com>
3839 PR rtl-optimization/23454
3840 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
3843 2005-09-03 Richard Henderson <rth@redhat.com>
3844 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3847 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
3850 2005-09-02 Nicolas Pitre <nico@cam.org>
3852 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
3853 to bit_count to 32 bits.
3855 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3858 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3859 generating synthetic loads from volatile lvalues.
3861 005-09-02 Nick Clifton <nickc@redhat.com>
3863 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3864 __ctzhi2, __clzhi2): New functions.
3866 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3869 * tree-nested.c (struct var_map_elt): Mark with GTY.
3870 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3872 (lookup_field_for_decl): Allocate new element in GC memory.
3873 (lookup_tramp_for_decl): Likewise.
3874 (convert_nl_goto_reference): Likewise
3875 (create_nesting_tree): Allocate info in GC memory. Likewise for
3877 (free_nesting_tree): Free with ggc_free instead of free.
3878 (root): New static variable.
3879 (lower_nested_functions): Remove root as local variable. And zero out
3880 root at the end of the function.
3882 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3884 PR rtl-optimization/20365
3885 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3886 to short. New member ix.
3887 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3888 (simplify_plus_minus): Initialize ix members before calling qsort.
3890 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3892 PR tree-optimization/23626
3893 * tree-cfg.c (replace_uses_by): Clean up eh info.
3895 2005-09-01 DJ Delorie <dj@redhat.com>
3897 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3900 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3902 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3903 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3906 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3908 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3909 do not issue warning for a variable definition following
3912 2005-09-01 Richard Henderson <rth@redhat.com>
3915 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3916 conversion to CONST_VECTOR.
3918 2005-09-01 Richard Henderson <rth@redhat.com>
3921 * reload1.c (reload_as_needed): Check !CALL_P before calling
3922 fixup_eh_region_note.
3923 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3925 2005-09-01 DJ Delorie <dj@redhat.com>
3927 * varasm.c (output_constant): Let the target resolve
3928 conversions of addresses to non-default pointer sizes.
3930 2005-09-01 Nicolas Pitre <nico@cam.org>
3932 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3933 to alow matching ARM pre-indexed addressing mode.
3934 (arm_override_options): Remove now irrelevant comment.
3936 2005-09-01 Phil Edwards <phil@codesourcery.com>
3938 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3939 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3940 * config/i386/vxworks.h: Likewise.
3941 * config/i386/t-vxworksae: New file, for VxWorks AE.
3942 * config/i386/vxworksae.h: Likewise.
3944 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3946 PR tree-optimization/23410
3947 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3948 sequence is not wrapping during the first step.
3950 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3953 * dwarf2out.c (base_type_die): Compare char_type_node with
3954 TYPE_MAIN_VARIANT (type), not type.
3956 2005-09-01 Richard Guenther <rguenther@suse.de>
3958 PR tree-optimization/15366
3959 * common.opt: Add -finline-functions-called-once.
3960 Put -fearly-inlining in alphabetically ordered place.
3961 * doc/invoke.texi: Document new option.
3962 * ipa-inline.c (cgraph_decide_inlining): Honour
3963 flag_inline_functions_called_once.
3965 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3967 PR rtl-optimization/23478
3968 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3969 (alloc_qty): Initialize it.
3970 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3971 (combine_regs): Combine also n_throwing_calls_crossed fields.
3972 (find_free_reg): Don't attempt to caller-save pseudos crossing
3973 calls that might throw.
3974 * global.c (struct allocno): Add throwing_calls_crossed field.
3975 (global_alloc): Revert 2005-08-22 change. Initialize
3976 throwing_calls_crossed.
3977 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3980 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3983 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3984 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3985 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3986 (and64_2_operand): Tweak to use predicate.
3987 (and_operand): Adjust for mask_operand changes.
3988 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3989 (print_operand): Likewise.
3990 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3991 (mask64_1or2_operand): Delete.
3992 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3993 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3994 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3995 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3996 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3997 (rotldi3_internal4): Likewise.
3998 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3999 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
4000 (ashldi3_internal7): Likewise.
4001 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
4002 (ashldi3_internal, ashldi3_internal9 split): Likewise.
4003 (anddi3 split): Don't match mask64_operand.
4004 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
4005 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
4006 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
4007 't' splitter predicate.
4008 (movdi_internal64 + 2): Revert 2005-06-11 change.
4010 2005-08-31 DJ Delorie <dj@redhat.com>
4012 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
4013 (m32c_asm_integer): Add support for 32 bit pointers.
4015 2005-08-31 Richard Henderson <rth@redhat.com>
4017 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
4018 component-like references for setting MEM_NOTRAP_P.
4020 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
4021 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
4023 2005-08-31 Richard Henderson <rth@redhat.com>
4025 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
4026 into a pseudo before applying gen_lowpart.
4028 2005-08-31 Geoffrey Keating <geoffk@apple.com>
4030 * doc/install.texi (Specific): Update cctools version required
4031 for full functionality.
4032 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
4033 linkers as -macosx_version_min.
4035 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
4038 * sh.c (print_operand, %R and %S): Add handling of floating point
4039 registers, memory, constants and invalid operands.
4041 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
4043 * ipa-pure-const.c: Change dump name.
4045 2005-08-31 Uros Bizjak <uros@kss-loka.si>
4048 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
4049 to "reg_or_0_operand".
4050 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
4052 2005-08-31 Dale Johannesen <dalej@apple.com>
4054 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
4055 loops that count down.
4057 2005-08-31 Richard Henderson <rth@redhat.com>
4060 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
4061 (fixup_eh_region_note): New.
4062 (reload_as_needed): Call it.
4063 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
4064 don't call find_many_sub_basic_blocks; call verify_flow_info.
4065 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
4066 (keep_stack_depressed): Likewise.
4067 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
4069 2005-08-31 Richard Henderson <rth@redhat.com>
4071 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
4074 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
4076 * expr.c (expand_expr_real_1): Compare size of address
4077 mode to target's address mode size in deciding expansion of
4078 the constant address.
4080 2005-08-31 Richard Guenther <rguenther@suse.de>
4083 * expr.c (all_zeros_p): New function.
4084 (expand_expr_real_1): Handle the case of an all-zero
4085 non-addressable constructor separately.
4087 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
4089 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
4090 arguments, adjust all callers.
4091 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
4093 2005-08-30 Richard Henderson <rth@redhat.com>
4096 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
4097 whenever the mode sizes match.
4099 2005-08-31 Alan Modra <amodra@bigpond.net.au>
4101 * calls.c (load_register_parameters): Fix comment typo.
4102 * expr.c (emit_push_insn): Comment formatting.
4104 2005-08-30 Ian Lance Taylor <ian@airs.com>
4106 * config/i386/x-cygwin (host-cygwin): Change dependency from
4107 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
4109 2005-08-29 Geoffrey Keating <geoffk@apple.com>
4111 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
4114 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
4117 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
4118 call to ggc_collect.
4120 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
4123 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
4124 beginning. Remove $(INCLUDES) from all the rules, if following
4125 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
4127 2005-08-29 Jakub Jelinek <jakub@redhat.com>
4130 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
4131 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
4132 not constant, but maxlen is, don't set len to maxlen, rather
4133 set maxlen to len if len is a constant.
4135 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
4137 PR tree-optimization/23475
4138 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
4141 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
4143 Fix PR middle-end/22455
4145 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
4146 Checksum only the parts of the tree that exist for the tree code.
4148 2005-08-28 Dale Johannesen <dalej@apple.com>
4150 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
4152 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
4154 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
4156 2005-08-28 Richard Henderson <rth@redhat.com>
4158 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
4159 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
4162 2005-08-28 Jakub Jelinek <jakub@redhat.com>
4165 * builtins.c (get_memory_rtx): Don't strip nops
4166 in between COMPONENT_REFs.
4168 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
4171 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
4173 (gimplify_modify_expr): Check for zero sized types and gimplify the
4174 rhs and lhs as statements.
4176 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
4179 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
4180 state for return address column of signal frames.
4182 2005-08-27 David Edelsohn <edelsohn@gnu.org>
4185 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
4186 bytes >= 2 not bytes == 2.
4187 (expand_block_move): Same.
4189 2005-08-27 Richard Guenther <rguenther@suse.de>
4192 * config/i386/sse.md (sse2_movsd): Add missing closing
4195 2005-08-27 Paul Brook <paul@codesourcery.com>
4197 * genrecog.c (enum decision_type): Add DT_num_insns.
4198 (struct decision_test): Add u.num_insns.
4199 (add_to_sequence): Add DT_num_insns test.
4200 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
4201 (write_cond, debug_decision_2): Ditto.
4202 (change_state): Assume peep2_next_insn never fails.
4203 Remove "afterward" argument.
4204 (write afterward, write_tree): Update to match.
4205 * recog.c (peep2_current_count): New variable.
4206 (peep2_next_insn): Check it.
4207 (peephole2_optimize): Set peep2_current_count.
4208 * recog.h (peep2_current_count): Declare.
4210 2005-08-26 Josh Conner <jconner@apple.com>
4213 * ipa-pure-const.c (check_tree): Check for volatile-ness
4214 when considering a dereference.
4216 2005-08-27 Jakub Jelinek <jakub@redhat.com>
4218 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
4220 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4222 PR rtl-optimization/23561
4223 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
4224 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
4225 at most LEN bytes long memory fits into the field.
4226 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
4227 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
4228 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
4230 2005-08-26 Richard Henderson <rth@redhat.com>
4233 * loop.c (biased_biv_may_wrap_p): New.
4234 (maybe_eliminate_biv_1): Use it to suppress non-equality
4235 comparison transformations. Delete disabled code.
4237 2005-08-26 Ian Lance Taylor <ian@airs.com>
4239 * combine.c (make_extraction): Avoid reference outside object.
4241 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
4243 * stor-layout.c (finalize_type_size): Restore behaviour for
4244 non-aggregate types to the status quo ante of the patch for
4245 pr 23467. Document why it matters.
4247 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4250 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
4251 array by one element, initialize the BT_LAST element with NULL.
4253 2005-08-26 David Edelsohn <edelsohn@gnu.org>
4255 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
4256 optimizing for size.
4258 (compare_plus_eqsi): Same.
4259 (plus_eqsi_compare): Same.
4260 (neg_eq0<mode>): Same.
4261 (neg_eq<mode>): Same.
4263 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
4266 2005-08-26 Nick Clifton <nickc@redhat.com>
4268 * config/v850/v850.c (ep_memory_operand): Return FALSE if
4269 TARGET_EP is not defined.
4270 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
4271 TARGET_EP is enabled.
4272 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
4273 * config/v850/v850.md (save_all_interrupt): Only use the EP
4274 register if TARGET_EP is defined.
4275 (restore_all_interrupt): Likewise.
4276 * config/v850/lib1funcs.asm: Update functions so that the EP
4277 register is only used if __EP__ is defined.
4279 2005-08-26 David Ung <davidu@mips.com>
4281 * config/mips/mips.c (mips_expand_prologue): Handle case when
4282 generating for MIPS16 and the outgoing argument area is more than
4283 SMALL_OPERAND. Use the frame pointer as temporary to generate the
4286 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
4288 * config/crx/crx.md: Make doloop_end pattern usage controllable
4289 via mloop-nesting=<max-nesting> command line switch. Make sure
4290 the combiner cannot use doloop_end_<mode> in an illegal way.
4291 * config/crx/crx.c: Use regs up to r6 for argument passing.
4292 Refine crx_address_cost (non cst4 displacements are expensive).
4293 * config/crx/crx.opt: Add switch for mloop-nesting=.
4295 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
4297 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
4298 (UNSPEC_MVST): New constant.
4300 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
4302 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
4303 Reject operands containing eliminable registers.
4304 * testsuite/gcc.dg/20050825-1.c: New testcase.
4306 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4307 Jan Hubicka <jh@suse.cz>
4309 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
4311 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4313 PR tree-optimization/23546
4314 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
4317 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
4319 * params.def (PARAM_MIN_SPEC_PROB): New.
4320 * sched-rgn.c (MIN_PROBABILITY): Delete.
4321 (compute_trg_info): Convert to PARAM_VALUE.
4322 * doc/invoke.texi (param): Document min-spec-prob.
4324 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
4326 * config/darwin.h: define __PIC__
4327 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
4328 TARGET_OS_CPP_BUILTINS macro.
4330 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4332 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
4335 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4337 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
4339 * cfghooks.c (duplicate_block): Added position where to place
4340 new block as argument.
4341 * cfghooks.h (duplicate_block): Declaration changed.
4342 * cfglayout.c (copy_bbs): Add argument after. Pass it to
4344 * cfglayout.h (copy_bbs): Declaration changed.
4345 * cfgloop.h (loop_version): Declaration changed.
4346 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
4347 position to copy_bbs.
4348 (loop_version): Pass position to duplicate_loop_to_header_edge.
4349 Add place_after argument and position new blocks according to
4351 * modulo-sched.c (sms_schedule): Pass place_after argument
4353 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
4354 * tree-cfg.c (split_edge_bb_loc): New function.
4355 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
4356 to determine position of new blocks.
4357 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
4359 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
4360 argument to duplicate_block.
4361 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
4362 Pass position to copy_bbs.
4364 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4366 * fold-const.c (ptr_difference_const): Use
4367 cst_and_fits_in_hwi instead of host_integerp.
4369 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4371 * config/darwin.c (gen_pic_offset): New.
4372 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
4375 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
4377 PR tree-optimization/23486
4378 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
4380 2005-08-23 Phil Edwards <phil@codesourcery.com>
4382 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
4383 remove use_collect2.
4384 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
4386 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
4387 configuration files to override the default value.
4389 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
4390 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
4391 * config/vx-common.h: New file, split out from...
4392 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
4393 * config/vxworksae.h: New file, for VxWorks AE.
4394 * config/vxworks.opt: New file.
4395 * config/vxlib.c: Update for VxWorks 6.
4397 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
4398 other MULTILIB_* variables appropriately.
4399 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
4400 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
4401 * config/rs6000/vxworks.h: Update for VxWorks 6.
4402 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
4404 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
4407 * config/darwin.c (machopic_select_section): Remove the hack to
4408 mark "::operator new" and "::operator delete" for coalescing
4409 even though they are not weak.
4411 2005-08-24 Alan Modra <amodra@bigpond.net.au>
4413 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
4414 * configure: Regenerate.
4416 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4419 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
4421 * convert.c (convert_to_integer, convert_to_vector): Likewise.
4422 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
4425 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4427 * config/rs6000/predicates.md (equality_operator): New.
4428 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
4429 comparison with a large constant.
4431 2005-08-23 Mark Mitchell <mark@codesourcery.com>
4433 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
4435 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
4437 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
4438 registers is even, and we have a hardware double precision fp,
4440 (sh_gimplify_va_arg_expr): For floating point arguments, consider
4441 size of current argument when checking if argument was passed in
4444 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
4447 * stor-layout.c (finalize_type_size): Dont override
4448 existing alignment with a smaller alignment from the mode.
4450 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4452 * lambda-code.c (lambda_vector_lexico_pos): Moved...
4453 * lambda.h (lambda_vector_lexico_pos): ... here.
4454 * tree-data-ref.c (build_classic_dist_vector): Return false when
4455 the distance vector is lexicographically negative.
4457 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4459 PR tree-optimization/23511
4460 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
4461 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
4463 2005-08-23 Jakub Jelinek <jakub@redhat.com>
4465 PR tree-optimization/22043
4466 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
4467 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
4468 If ALLOW_FLEXARR, handle types ending with flexible array member.
4469 Pass false as second argument to recursive count_type_elements calls.
4470 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
4471 argument to count_type_elements call.
4472 * tree-sra.c (decide_block_copy): Likewise.
4473 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
4474 for a constant-sized object, set cleared as well. Pass true as
4475 second argument to count_type_elements call.
4477 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4480 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
4481 from legitimate_small_data_p, and make global. Update use.
4482 Remove forward declaration.
4483 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
4485 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
4487 2005-08-23 David Edelsohn <edelsohn@gnu.org>
4489 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
4490 of scratch intermediates.
4491 (eq<mode>_compare): Same.
4492 (neg_eq0<mode>): New.
4493 (neg_eq<mode>): Convert to define_insn_and_split.
4495 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4498 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
4499 stdarg functions, set/clear the fp marker even when no variable
4501 * config/rs6000/sysv4.opt (mprototype): Describe.
4503 2005-08-22 Jakub Jelinek <jakub@redhat.com>
4505 PR rtl-optimization/23478
4506 * regs.h (reg_info): Add throw_calls_crossed.
4507 (REG_N_THROWING_CALLS_CROSSED): Define.
4508 * flow.c (allocate_reg_life_data): Initialize
4509 REG_N_THROWING_CALLS_CROSSED.
4510 (propagate_one_insn, attempt_auto_inc): Update
4511 REG_N_THROWING_CALLS_CROSSED.
4512 * global.c (global_alloc): Don't allocate pseudos across
4513 calls that may throw.
4515 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
4518 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
4519 value is inbetween the range if we did not find an exact match.
4521 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
4523 * doc/invoke.texi (Option Summary): Add ms1 options.
4524 * doc/extend.texi: Document interrupt handler attribute for ms1.
4525 * doc/md.texi: Document ms1 constraints.
4526 * config.gcc: Add ms1-*-elf.
4527 * config/ms1/ms1.h: New.
4528 * config/ms1/ms1.c: New.
4529 * config/ms1/ms1.md: New.
4530 * config/ms1/ms1-protos.h: New.
4531 * config/ms1/ABI.txt: New.
4532 * config/ms1/crti.asm: New.
4533 * config/ms1/crtn.asm: New.
4534 * config/ms1/lib2extra-funcs.c: New.
4535 * config/ms1/t-ms1: New.
4536 * config/ms1/ms1.opt: New.
4538 2005-08-22 Ira Rosen <irar@il.ibm.com>
4540 * config/rs6000/altivec.md (xorv4sf3): New.
4541 (negv4sf2, neg<mode>2): Likewise.
4543 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
4546 * config/ia64/ia64.md (divsi3): Check divide by zero.
4547 (udivsi3): Likewise.
4549 (udivdi3): Likewise.
4551 2005-08-21 Jakub Jelinek <jakub@redhat.com>
4553 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
4554 up to elem_bitsize bits, not max_bitsize.
4556 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4558 PR tree-optimization/23433
4559 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
4560 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
4562 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4564 PR tree-optimization/23434
4565 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
4566 the iteration bound is not an INTEGER_CST.
4568 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
4570 * tree-vect-transform.c (get_initial_def_for_reduction): Set
4571 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
4572 NULL if need_epilog_adjust is false.
4573 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
4574 Case 3 always peels first itration, not just for PLUS case, and no need
4575 to use scalar_initial_def here. Create an epilog adjustment only if
4576 scalar_initial_def is not NULL.
4578 (vectorizable_reduction): Remove assert.
4580 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
4583 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
4584 (__moddi3): Likewise.
4585 (__udivdi3): Likewise.
4586 (__umoddi3): Likewise.
4587 (__divsi3): Likewise.
4588 (__modsi3): Likewise.
4589 (__udivsi3): Likewise.
4590 (__umodsi3): Likewise.
4592 2005-08-20 Jakub Jelinek <jakub@redhat.com>
4594 * tree-pass.h (TDF_GRAPH): Define.
4595 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
4596 * passes.c (finish_optimization_passes): Only call
4597 finish_graph_dump_file if TDF_GRAPH is set.
4598 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
4599 NULL. Set TDF_GRAPH bit.
4600 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
4602 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
4604 * arm.h (arm_stack_offsets): Add locals_base field.
4605 * arm.c (arm_get_frame_offsets): Compute it.
4606 (thumb_compute_initial_elimination offset): Make the Thumb frame
4607 pointer point to the base of the local variables.
4608 (thumb_expand_prologue): Update accordingly.
4609 (thumb_expand_epilogue): Likewise.
4611 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
4612 mode of clobbered scratch to DImode. Handle a case that's known to
4615 2005-08-19 David Edelsohn <edelsohn@gnu.org>
4617 * config/rs6000/rs6000.md (gt0<mode>): Delete.
4618 (gt0<mode>_compare): Delete.
4619 (neg_gt0<mode>): Delete.
4621 2005-08-19 Eric Christopher <echristo@apple.com>
4623 * optabs.h: Change CTI_ to COI_.
4626 2005-08-19 James E Wilson <wilson@specifix.com>
4628 * builtins.c (expand_builtin_return_addr): Set
4629 current_function_accesses_prior_frames when count != 0. Use
4630 frame_pointer_rtx when count == 0.
4631 * function.h (struct function): Add accesses_prior_frames field.
4632 (current_function_accesses_prior_frames): Define.
4633 * reload1.c (init_elim_table): Check
4634 current_function_accesses_prior_frames.
4635 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
4637 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4639 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
4640 indicator. Return true if the flowgraph changed during
4643 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4646 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
4647 conditional expression before testing its value.
4649 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4651 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
4653 2005-08-19 Devang Patel <dpatel@apple.com>
4655 PR tree-optimization/23048
4656 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
4657 third parameter. Check whether latch is dominated by exit
4659 (if_convertible_loop_p): Supply exit block itself to
4660 if_convertible_bb_p.
4662 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4665 * arm.md (arm_load_pic_register): Change argument to the mask of
4666 saved registers. Call thumb_find_work_register if we need a
4667 scratch register on Thumb.
4668 (arm_expand_prologue): Pass empty register set to
4669 arm_load_pic_register.
4670 (thumb_expand_prologue): Pass live_regs_mask directly to
4671 arm_load_pic_register.
4672 * arm-protos.h (arm_load_pic_register): Update prototype.
4674 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
4676 * sh.c (find_sole_member): New function.
4677 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
4678 if the record's alignment is larger than the size of its only member.
4680 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4683 * arm.c (thumb_legitimize_reload_address): New function.
4684 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
4685 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
4687 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
4689 * config/crx/crx.c: Implement crx_decompose_address. Reject
4690 symbolic displacements since CRX register relative adressing
4691 mode can't handle unsigned 32-bit values as displacements.
4692 * config/crx/crx.h: Simplify definitions, remove redundant
4693 parenthesis and obsolete macros.
4694 * config/crx/crx.opt: Add new switch for debugging addresses.
4695 * config/crx/crx-protos.h: Add new declarations for above.
4697 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
4700 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
4703 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4705 * collect2.c (dup2): Delete.
4706 * configure.ac: Don't check for dup2.
4708 * config.in, configure: Regenerate.
4710 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
4712 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
4713 record with the type of its only member.
4715 2005-08-18 David Edelsohn <edelsohn@gnu.org>
4717 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
4718 define_insn_and_split.
4719 (plus_ltu<mode>_compare): Same.
4720 (gtu<mode>_compare): Same.
4721 (plus_gtu<mode>_compare): Same.
4723 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
4725 PR tree-optimization/22228
4726 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
4728 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
4729 are recorded in vect_vnames_to_rename for renaming.
4730 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
4731 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
4732 in vect_vnames_to_rename.
4733 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
4734 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
4736 2005-08-18 Jan Hubicka <jh@suse.cz>
4739 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
4740 info only for local statics, not for member variables.
4742 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4744 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
4746 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4748 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
4750 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
4753 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
4755 2005-08-17 James E Wilson <wilson@specifix.com>
4757 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4760 2005-08-17 David Edelsohn <edelsohn@gnu.org>
4762 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
4763 (leu<mode>_compare): Same.
4764 (plus_leu<mode>): Same.
4765 (neg_leu<mode>): Same.
4766 (and_neg_leu<mode): Same.
4767 (ltu<mode>_compare): Same.
4768 (plus_ltu<mode>): Same.
4770 (geu<mode>_compare): Same.
4771 (plus_geu<mode>): Same.
4772 (neg_geu<mode>): Same.
4773 (and_neg_geu<mode>): Same.
4774 (plus_gt<mode>): Same.
4775 (gtu<mode>_compare): Same.
4776 (plus_gtu<mode>): Same.
4778 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
4780 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
4781 Move call_table_data to end. Delete spurious .text.
4782 (callt_save_all_interrupt): Fix comment typo.
4784 2005-08-17 James E Wilson <wilson@specifix.com>
4785 Kevin Winchester <winchester@amirix.com>
4788 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
4790 2005-08-17 Uros Bizjak <uros@kss-loka.si>
4793 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
4794 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
4796 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
4798 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
4799 record with the type of its only member if the modes don't match.
4801 * varasm.c (decode_reg_name): Skip empty additional register names.
4803 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
4805 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
4806 lsm_tmp_name_length): New.
4807 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
4808 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
4810 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4811 Andreas Krebbel <krebbel1@de.ibm.com>
4813 * config.gcc: Added z9-109 switch.
4814 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
4815 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
4816 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
4817 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4818 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
4819 for "z9_109" cpu attribute.
4820 * config/s390/s390.c (z9_109_cost): New processor cost structure.
4821 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
4822 (s390_handle_arch_option): Added z9-109 switch.
4823 (override_options): Set respective cost function for z9-109.
4824 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
4825 (legitimate_reload_constant_p): Accept extended immediates.
4826 (print_operand): Three new output modifiers added: k, m and o.
4827 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
4828 (s390_output_mi_thunk): Use extended immediate when possible.
4829 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
4830 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
4831 (CONSTRAINT_LEN): Added length of O constraint.
4832 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
4833 * config/s390/s390.md ("cpu"): New value z9_109 added.
4834 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
4835 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
4836 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
4837 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
4838 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
4839 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
4840 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
4841 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
4842 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
4843 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
4844 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
4845 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
4846 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
4847 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
4848 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
4850 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
4851 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
4852 insns for TARGET_EXTIMM.
4854 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4856 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4858 2005-08-17 Nick Clifton <nickc@redhat.com>
4860 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4861 Call default_encode_section_info.
4863 2005-08-17 Steven Bosscher <stevenb@suse.de>
4865 PR tree-optimization/21574
4866 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4867 constant, return CONSTANT.
4868 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4869 (ccp_fold, visit_assignment): Likewise.
4870 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4872 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4874 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4875 fold_buildN instead of buildN then fold_initializer or fold.
4876 (build_unary_op): Likewise.
4877 (build_binary_op): Likewise.
4878 * fold-const.c (fold_initializer): Remove.
4879 (fold_build1_initializer): New function.
4880 (fold_build2_initializer): New function.
4881 (fold_build3_initializer): New function.
4882 * tree.h (fold_initializer): Remove.
4883 (fold_build1_initializer): New function.
4884 (fold_build2_initializer): New function.
4885 (fold_build3_initializer): New function.
4887 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4889 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4890 (try_move_mult_to_index): Call fold_build2 instead of build2.
4891 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4892 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4893 fold_binary_to_constant.
4894 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4896 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4897 check if A == gcd (A, B). Remove TYPE argument.
4898 (analyze_offset) Use fold_build2 instead of fold (build.
4899 (create_data_ref): Likewise.
4900 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4901 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4904 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4906 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4907 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4909 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4912 * gimplify.c (zero_sized_type): New function.
4913 (gimplify_modify_expr_rhs): If we have a zero sized type,
4914 replace the statement with an empty statement.
4916 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4918 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4921 2005-08-16 Ian Lance Taylor <ian@airs.com>
4923 * doc/tm.texi (Label Output): Correct typo.
4925 2005-08-16 Steven Bosscher <stevenb@suse.de>
4928 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4929 force_operand will work later on using have_insn_for.
4931 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4933 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4935 2005-08-16 Ian Lance Taylor <ian@airs.com>
4938 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4939 vector type, don't try to construct it element by element. Add an
4940 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4942 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4944 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4946 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4948 * doc/invoke.texi (Precompiled Headers): Document some more options
4949 which are known to be safe.
4951 2005-08-16 James E Wilson <wilson@specifix.com>
4953 PR tree-optimization/21105
4954 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4955 TREE_OVERFLOW check.
4957 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4959 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4960 (neg_ltu<mode>): Same.
4962 (neg_gtu<mode>): Same.
4964 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4966 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4967 (fold_builtin_isdigit): Use fold_buildN.
4968 (build_function_call_expr): Likewise.
4969 * c-typeck.c (c_finish_loop): Likewise.
4971 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4972 Richard Shann <rshann@superh.com>
4974 PR middle-end/20396:
4975 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4977 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4979 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4981 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4984 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4985 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4988 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4991 * fold-const.c (build_range_check): Disable optimization for function
4992 pointer expressions on targets that require function pointer
4995 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4997 * simplify-rtx.c (simplify_const_relational_operation): When
4998 extracting arguments of a COMPARE, recompute the mode as well.
5000 2005-08-15 Ian Lance Taylor <ian@airs.com>
5002 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
5004 2005-08-15 DJ Delorie <dj@redhat.com>
5006 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
5008 (movsi_splittable): Allow, but split, moves to the stack.
5009 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
5012 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5014 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
5015 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
5016 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
5018 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
5019 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
5020 Delete HOST_PTR_PRINTF.
5022 * configure, config.in: Regenerate.
5024 2005-08-15 David Edelsohn <edelsohn@gnu.org>
5026 * config/rs6000/rs6000.md (QHSI): New mode macro.
5027 (wd): Extend mode attr for QImode and HImode
5028 (dbits): New mode attr.
5029 (zero_extend<mode>di2): Convert to mode macro.
5031 2005-08-15 Steve Ellcey <sje@cup.hp.com>
5034 * doc/invoke.texi (-mgnu-ld): Update description.
5037 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5040 * Makefile.in (tree-chrec.o): Depends on real.h.
5041 * tree-chrec.c: Include real.h.
5042 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
5043 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
5044 * tree-scalar-evolution.c (add_to_evolution_1,
5045 interpret_rhs_modify_expr): Ditto.
5047 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5050 * tree-data-ref.c (estimate_niter_from_size_of_data): When
5051 step is negative compute the estimation from init downwards to zero.
5053 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
5055 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
5057 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5059 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
5061 (legitimate_reload_constant_p): Fix handling of lliXX operands.
5062 Accept double-word constants that can be split.
5063 * config/s390/s390.md ("movti"): Use 'P' constraint.
5064 ("*movdi_31", "*movdf_31"): Likewise.
5066 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
5068 Fix PR tree-optimization/22615
5070 * tree-ssa-structalias.c (solution_set_add): Handle
5071 first_vi_for_offset returning NULL.
5072 (do_da_constraint): Ditto.
5073 (do_sd_constraint): Ditto.
5074 (do_ds_constraint): Ditto
5075 (find_func_aliases): Ditto.
5076 (build_constraint_graph): RHS is allowed be ANYTHING.
5077 (first_vi_for_offset): Return NULL if we couldn't find anything at
5080 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5082 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
5083 over memory as first operand.
5085 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
5088 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
5089 available for setting it.
5091 2005-08-14 Ira Rosen <irar@il.ibm.com>
5093 PR tree-optimization/23320
5094 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
5095 data-refs' types instead of base object nullness. Add check for
5096 pointer type data-refs before first location comparison. Remove
5099 2005-08-14 Andreas Schwab <schwab@suse.de>
5101 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
5103 2005-08-13 James E Wilson <wilson@specifix.com>
5105 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
5106 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
5107 -fstack-protector-all, --param ssp-buffer-size): Document.
5108 (-Wvariadic-macros): Alphabetize.
5109 (-fsched-stalled-insns-dep): Add missing 'f'.
5111 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
5114 2005-08-13 David Edelsohn <edelsohn@gnu.org>
5116 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
5117 or indirect address operand.
5118 (EXTRA_ADDRESS_CONSTRAINT): New.
5119 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
5121 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
5123 PR tree-optimization/22236
5124 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
5125 successors and predecessors.
5126 * tree-chrec.c (chrec_convert): Before converting, check that
5127 sequences don't wrap.
5128 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
5129 (analyze_array): Extern.
5130 (find_data_references_in_loop): Remove call to
5131 compute_estimated_nb_iterations.
5132 * tree-data-ref.h (analyze_array): Declared.
5133 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
5134 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
5135 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
5136 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
5138 * tree-ssa-loop-ivcanon.c: Fix documentation.
5139 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
5140 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
5141 (infer_loop_bounds_from_undefined): New.
5142 (estimate_numbers_of_iterations_loop): Use
5143 infer_loop_bounds_from_undefined.
5144 (used_in_pointer_arithmetic_p): New.
5145 (scev_probably_wraps_p): Pass an extra parameter. Call
5146 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
5147 (convert_step): Fix documentation.
5148 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
5149 Use initial_condition_in_loop_num and evolution_part_in_loop_num
5150 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
5151 scev_probably_wraps_p.
5153 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5155 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
5156 (s390_register_info): Ignore clobbered_regs information for fixed
5157 registers, and only fixed registers.
5158 (s390_init_frame_layout): Remove redundant call.
5160 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
5162 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
5163 description of -Wold-style-casts.
5165 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5166 Jakub Jelinek <jakub@redhat.com>
5168 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5169 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
5170 * config/s390/s390.c (print_operand): New output modifier 'G' added.
5171 (get_thread_pointer): Renamed to s390_get_thread_pointer.
5172 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
5173 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
5174 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
5175 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5176 ("stack_protect_set", "stack_protect_test"): New expanders.
5177 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
5178 "stack_protect_testdi"): New insn definitions.
5180 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5182 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
5184 2005-08-12 Paul Brook <paul@codesourcery.com>
5186 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
5188 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5190 * config/s390/predicates.md (setmem_operand): New predicate.
5191 (shift_count_operand): Accept ANDs with special constants as
5193 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
5194 with special constants.
5195 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
5196 shift_count_operand with setmem_operand.
5198 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5200 * config/s390/s390.c (s390_extract_part, s390_single_part):
5202 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
5203 (s390_output_mi_thunk): Don't use lg on 31 bit.
5204 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
5205 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
5207 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5209 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
5210 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
5211 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
5212 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
5213 with one of the new macros.
5215 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5217 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
5218 Don't set save_return_addr_p.
5219 (s390_register_info): Make clobbered_regs not depending on
5222 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5224 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
5225 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
5227 2005-08-11 James E. Wilson <wilson@specifix.com>
5229 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
5231 2005-08-11 Jakub Jelinek <jakub@redhat.com>
5233 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
5234 locations gathered by var-tracking in single entry loc_list
5235 over loc_descriptor_from_tree.
5237 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
5238 pass it down to loc_descriptor.
5239 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
5240 (containing_function_has_frame_base): Move earlier in the file.
5241 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
5242 instead of always assuming fbreg can't be used.
5244 2005-08-11 David Edelsohn <edelsohn@gnu.org>
5246 * config/rs6000/altivec.md: Change constraint "m" to "Z".
5247 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5248 Accept address wrapped in AND for Altivec.
5249 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5250 Strip AND wrapping offset address for Altivec.
5252 2005-08-11 Richard Henderson <rth@redhat.com>
5255 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
5256 before using TYPE_IS_SIZETYPE.
5258 2005-08-11 Richard Henderson <rth@redhat.com>
5261 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
5262 insn types not present on ev4.
5263 (alphaev5_insn_pipe): Similarly.
5265 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
5268 * arm.c (arm_override_options): If the user has selected callee-super-
5269 interworking, then enable normal interworking.
5271 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5273 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
5276 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
5278 * doc/rtl.texi: Fix two typos.
5280 2005-08-11 Richard Guenther <rguenther@suse.de>
5283 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
5284 cases where we call to/from functions returning void.
5286 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
5289 * tree.c (build_pointer_type_for_mode): Robustify.
5291 2005-08-10 James E Wilson <wilson@specifix.com>
5293 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
5294 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
5296 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
5299 2005-08-10 Eric Christopher <echristo@apple.com>
5301 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
5302 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
5305 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
5308 * config/darwin.c (machopic_indirect_data_reference): Use a new register
5309 for the high part when generating dynamic-no-pic code.
5311 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
5313 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
5314 (x86_64-*-linux*): Likewise.
5316 * config/i386/crtfastmath.c: New file.
5317 * config/i386/t-crtfm: Likewise.
5319 * config/i386/linux.h (ENDFILE_SPEC): New.
5320 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
5322 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5325 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
5327 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
5328 (vec_shl, vec_shr): Document new operations.
5329 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
5331 2005-08-10 David Edelsohn <edelsohn@gnu.org>
5333 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
5334 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
5335 change predicate to indexed_or_indirect_address.
5337 2005-08-10 Richard Sandiford <richard@codesourcery.com>
5339 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
5340 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
5341 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
5342 and __aeabi_uwrite8.
5343 * config/arm/unaligned-funcs.c: New file.
5344 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
5346 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
5348 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
5350 * cfglayout.c (pass_insn_locators_initialize): Add dump.
5351 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
5353 * except.c (pass_convert_to_eh_region_ranges): Add dump.
5354 * final.c (pass_shorten_branches): Add dump.
5355 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
5356 (pass_life): Rename dump.
5357 (rest_of_handle_flow2): Remove initial verify_flow_info.
5358 * function.c (pass_instantiate_virtual_regs): Add dump.
5359 * integrate.c (pass_initial_value_sets): Add dump.
5360 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
5361 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
5362 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
5363 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
5364 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
5365 gate_rtl_unrool_and_peel_loops): New.
5366 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
5367 rtl_doloop): Do not look at flags.
5368 * mode-switching.c (pass_mode_switching): Add dump.
5369 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
5370 pass_split_before_regstack): Add dump.
5371 * regmove.c (pass_stack_adjustments): Add dump.
5372 * tree-optimize.c (pass_fixup_cfg): Add dump.
5374 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5377 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
5378 deciding which instruction sequence to use.
5380 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
5382 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
5383 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
5385 2005-08-09 Richard Guenther <rguenther@suse.de>
5387 * c-common.c (builtin_function_2): Remove.
5388 (def_builtin_1): New function.
5389 (c_common_nodes_and_builtins): Use def_builtin_1 to
5390 build builtin functions.
5392 2005-08-09 Jie Zhang <jie.zhang@analog.com>
5394 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
5395 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5396 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
5399 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5401 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
5402 fold_binary instead of fold_build2 since we don't care about the
5404 (loop_niter_by_eval): Likewise.
5405 (compare_trees): Likewise.
5406 (proved_non_wrapping_p): Likewise.
5408 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5412 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
5413 if the if is really empty.
5415 2005-08-09 Steven Bosscher <stevenb@suse.de>
5417 PR tree-optimization/23234
5418 * tree-ssa-math-opts.c (place_reciprocal): New enum.
5419 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
5420 argument of the new enum.
5421 (execute_cse_reciprocals): Add reciprocals for function arguments
5422 on the unique successor edge of the entry block. Update other calls
5423 to execute_cse_reciprocals_1.
5425 2005-08-08 Richard Henderson <rth@redhat.com>
5428 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
5430 2005-08-08 Bob Wilson <bob.wilson@acm.org>
5432 * expr.c (write_complex_part): Return after handling MEM.
5434 2005-08-08 Josh Conner <jconner@apple.com>
5436 PR rtl-optimization/23241
5437 * combine.c (simplify_comparison): Fix error in determining
5438 whether to lift a subreg from comparison.
5440 2005-08-08 David Edelsohn <edelsohn@gnu.org>
5443 * config/rs6000/altivec.md (vec_init<mode>): New.
5444 (vec_set<mode>): New.
5445 (vec_extract<mode>): New.
5446 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
5447 (rs6000_expand_vector_set): New.
5448 (rs6000_expand_vector_extract): New.
5449 (rs6000_legitimate_offset_address_p): Offset addresses are valid
5450 for Altivec modes before reload.
5451 (altivec_expand_vec_init_builtin): New.
5452 (get_element_number): New.
5453 (altivec_expand_vec_set_builtin): New.
5454 (altivec_expand_vec_ext_builtin): New.
5455 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
5457 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
5459 * config/rs6000/rs6000.h (rs6000_builtins): Add
5460 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
5461 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
5462 * config/rs6000/rs6000-protos.h: Declare new functions.
5464 2005-08-08 Jan Hubicka <jh@suse.cz>
5466 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
5467 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
5468 * i386.md (movdi*): Use pic_32bit_operand.
5469 * predicates.md (pic_32bit_operand): New.
5471 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
5474 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
5476 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
5478 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
5479 (test_for_singularity): Use fold_build2.
5481 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5483 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
5485 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
5487 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
5488 (COMMON_ASM_OP) Define.
5489 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
5490 (ix86_encode_section_info): Likewise.
5491 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
5492 SUBTARGET_ENCODE_SECTION_INFO.
5494 2005-08-06 Richard Henderson <rth@redhat.com>
5497 * tree-nested.c (convert_local_reference): Save and restore val_only
5498 around component_ref and friends. Clear walk_subtrees by default.
5500 2005-08-06 Peter O'Gorman <peter@pogma.com>
5503 * gcc.c (process_command): Check the argument to -b has a dash.
5504 * doc/invoke.texi: Update -b and -V docs.
5506 2005-08-06 James E Wilson <wilson@specifix.com>
5508 * config/mips/cross64.h, config/mips/t-cross64: Delete.
5510 2005-08-06 Michael Matz <matz@suse.de>
5512 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
5513 member only if only one insn is associated with the value.
5515 2005-08-06 Nick Clifton <nickc@redhat.com>
5517 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
5519 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
5520 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
5521 Check symbol flags instead of symbol name mangling.
5522 (xstormy16_asm_output_aligned_common): Likewise. Also
5523 simplify code since the bss100_section cass is the only case
5524 where the below100 code will be triggered.
5525 (xstormy16_encode_section_info): Encode below100 attribute
5526 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
5528 (xstormy16_strip_name_encoding): Delete - this function is no
5530 (TARGET_STRIP_NAME_ENCODING): Undefine.
5531 * config/stormy16/stormy16-protos.h: Delete prototype for
5532 xstormy16_strip_name_encoding.
5534 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
5536 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
5537 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
5538 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
5539 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
5540 config/alpha/predicates.md, config/arc/arc.h,
5541 config/arm/arm.h, config/arm/ieee754-df.S,
5542 config/arm/ieee754-sf.S, config/bfin/bfin.c,
5543 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
5544 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
5545 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
5546 config/m68hc11/m68hc11.h, config/mips/mips.c,
5547 config/mips/mips.h, config/mips/openbsd.h,
5548 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
5549 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
5550 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5551 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
5552 config/sparc/linux.h, config/sparc/linux64.h,
5553 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
5554 doc/extend.texi, doc/gcov.texi, doc/install.texi,
5555 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
5556 typos. Follow spelling conventions.
5558 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
5561 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
5562 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
5563 specially. Check for side effects only for COND_EXPR.
5564 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
5565 return with TREE_NO_WARNING.
5567 2005-08-06 Richard Sandiford <richard@codesourcery.com>
5569 PR rtl-optimization/23233
5570 * loop.c (combine_movables): Require the modes to be the same.
5571 (move_movables): Remove handling of cases where the replacement
5572 had a different mode to the original.
5574 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
5576 PR tree-optimization/23128
5577 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
5578 subtraction wrap, and set TREE_OVERFLOW if they do.
5580 2005-08-05 Richard Henderson <rth@redhat.com>
5583 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
5584 FORCED_LABEL labels.
5586 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
5589 * reload.c (find_reloads_subreg_address): Pass down TYPE
5590 unchanged. Change all callers except find_reloads_toplev.
5592 2005-08-05 Michael Matz <matz@suse.de>
5594 * genattrtab.c (current_alternative_string): Remove.
5595 (SIMPLIFY_ALTERNATIVE): Ditto.
5596 (attr_alt_bit_p): Ditto.
5597 (alternative_name): Make const char *.
5598 (evaluate_eq_attr): Remove use of above things.
5599 (simplify_test_exp): Ditto.
5600 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
5601 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
5603 2005-08-04 James E Wilson <wilson@specifix.com>
5605 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
5606 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
5607 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
5608 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
5609 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
5611 2005-08-04 Richard Henderson <rth@redhat.com>
5614 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
5615 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
5616 * tree-sra.c (decide_block_copy): Use it. Disable element copy
5617 if we'd have to instantiate too many members.
5619 2005-08-04 Richard Henderson <rth@redhat.com>
5622 * tree-outof-ssa.c (coalesce_asm_operands): New.
5623 (coalesce_ssa_name): Use it. Split out ...
5624 (coalesce_phi_operands, coalesce_result_decls): ... these.
5626 2005-08-04 Paul Brook <paul@codesourcery.com>
5628 * read-rtl.c (read_quoted_string): Break if EOF.
5630 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
5632 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
5633 (fold_build2): Likewise.
5634 (fold_build3): Likewise.
5635 (fold_build1_stat): New function prototype.
5636 (fold_build2_stat): Likewise.
5637 (fold_build3_stat): Likewise.
5638 * fold-const.c (fold_build1): Rename to ..
5639 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5640 through to build1_stat.
5641 (fold_build2): Rename to ..
5642 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5643 through to build2_stat.
5644 (fold_build3): Rename to ..
5645 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5646 through to build3_stat.
5648 2005-08-04 David Edelsohn <edelsohn@gnu.org>
5649 Ian Lance Taylor <ian@airs.com>
5651 * function.c (assign_stack_local_1): Do not correct stack slot
5652 address if allocation size is smaller than mode size.
5654 2005-08-04 Diego Novillo <dnovillo@redhat.com>
5657 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
5658 (tree_merge_blocks): Propagate anything allowed by
5660 Clarify documentation.
5661 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
5662 SSA form, schedule an update if necessary.
5664 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
5666 * doc/install.texi (Binaries): Remove broken link to
5667 Sinix/Reliant Unix binaries.
5669 2005-08-03 Richard Henderson <rth@redhat.com>
5672 * function.c (stack_protect_epilogue): Export.
5673 * tree.h (stack_protect_epilogue): Declare.
5674 * calls.c (expand_call): Call it.
5676 2005-08-03 Eric Christopher <echristo@apple.com>
5678 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
5679 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
5682 2005-08-04 Jan Hubicka <jh@suse.cz>
5684 * profile.c (branch_prob): Split edges with goto locus on them
5685 to get proper line counts.
5686 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
5688 2005-08-03 Paul Brook <paul@codesourcery.com>
5690 * function.c (assign_parms): Round current_function_args_size
5691 to PARM_BOUNDARY, not STACK_BOUNDARY.
5693 2005-08-03 Geoffrey Keating <geoffk@apple.com>
5695 * config/i386/i386.c (x86_elf_aligned_common)
5696 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
5698 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
5700 PR tree-optimization/23157
5701 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
5702 before emitting them.
5704 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5706 PR tree-optimization/19899
5707 * Makefile.in (tree-scalar-evolution.o): Add real.h.
5708 * tree-scalar-evolution.c: Include real.h.
5709 (add_to_evolution): Build constant -1 of correct type.
5711 2005-08-03 Jan Hubicka <jh@suse.cz>
5713 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
5714 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
5715 profile updating for complette unrolling.
5716 * loop-unroll.c (peel_loop_completely): Use it.
5717 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
5718 (tree_unroll_loops_completely): Disable code growing unrolling of cold
5721 2005-08-03 Paul Brook <paul@codesourcery.com>
5723 * combine.c (can_change_dest_mode): New function.
5724 (try_combine, simplify_set): Use it.
5726 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
5728 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
5731 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
5733 * doc/install.texi (Specific): Adjust link to openavr.org.
5734 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
5735 (Binaries): Adjust HP-UX Porting Center link.
5736 (Binaries): Adjust Free Software Foundation ordering link.
5738 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
5740 * convert.c (convert_to_integer): Use fold_build1 instead of
5741 build1 when converting an integer to an integer.
5743 2005-08-02 Richard Henderson <rth@redhat.com>
5745 * combine.c (combine_instructions): Don't use reg_equal/equiv
5746 results if the mode doesn't match.
5748 2005-08-02 Mark Mitchell <mark@codesourcery.com>
5750 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
5751 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
5753 2005-08-02 Richard Henderson <rth@redhat.com>
5756 * explow.c (memory_address): Remove special-case for
5757 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
5759 2005-08-02 Diego Novillo <dnovillo@redhat.com>
5762 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
5763 number of calls to cleanup_tree_cfg_1.
5765 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
5767 * doc/invoke.texi: document file extensions .F90 and .F95
5769 2005-08-02 Richard Guenther <rguenther@suse.de>
5771 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
5772 positive if its first argument is positive.
5774 2005-08-02 Richard Guenther <rguenther@suse.de>
5776 PR tree-optimization/23177
5777 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
5780 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
5782 PR tree-optimization/23129
5783 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
5784 varying for divisions with anti-ranges.
5786 2005-08-02 Jan Hubicka <jh@suse.cz>
5788 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
5789 * tree-ssa-threadupdate.c (thread_block): Add it here.
5791 2005-08-01 James E Wilson <wilson@specifix.com>
5793 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
5794 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
5795 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
5797 * config/mips/predicates.md (const_call_insn_operand): Add check for
5798 SYMBOL_REF_LONG_CALL_P.
5799 * doc/extend.texi (long_call): Document the new attribute.
5801 2005-08-01 Ian Lance Taylor <ian@airs.com>
5802 Richard Henderson <rth@redhat.com>
5804 * Makefile.in (RTL_BASE_H): Add real.h.
5805 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
5807 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
5809 * rtl.c (rtl_check_failed_code_mode): New.
5810 * rtl.h (struct rtx_def): Add u.rv.
5811 (XCMWINT, XCNMPRV): New.
5812 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
5813 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
5815 2005-08-01 Richard Henderson <rth@redhat.com>
5817 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
5818 with auto-inc codes.
5820 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
5822 2005-08-01 Jan Hubicka <jh@suse.cz>
5824 * i386-protos.h (asm_preferred_eh_data_format): Declare.
5825 * i386.c: Include dwarf2.h
5826 (asm_preferred_eh_data_format): New.
5827 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
5829 2005-08-01 Ian Lance Taylor <ian@airs.com>
5831 * config/host-linux.c (linux_gt_pch_get_address): Add new name
5832 randomize_va_space for virtual address randomization control.
5834 2005-08-01 Steven Bosscher <stevenb@suse.de>
5836 * common.opt (flag_ipa_cp): Put in right place to maintain
5839 2005-08-01 Jan Hubicka <jh@suse.cz>
5841 * profile.c (compute_value_histograms): Fix thinko.
5842 * value-prof.c: Include toplev.h
5843 (check_counter): New function.
5844 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5845 tree_mod_subtract_transform): Add sanity check.
5847 2005-08-01 Richard Guenther <rguenther@suse.de>
5849 PR tree-optimization/23133
5850 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
5851 current functions parameter decls to find defs to cse
5854 2005-08-01 Richard Guenther <rguenther@suse.de>
5856 PR tree-optimization/23109
5857 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5858 If trapping math is in effect, use post-dominator information
5859 to check if we'd in any case reach a trapping point before
5860 doing the reciprocal insertion.
5861 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5862 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5863 expressions are invariant only if trapping math is not in effect.
5865 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5867 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5868 cgraph_function_versioning): New declarations.
5869 * cgraphunit.c: Add include to ipa-prop.h.
5870 (update_call_expr, cgraph_copy_node_for_versioning,
5871 cgraph_function_versioning): New functions.
5872 * integrate.c (copy_decl_for_inlining): Remove.
5873 * ipa-prop.h (ipa_replace_map): New struct.
5874 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5875 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5876 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5877 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5878 ipcp_iterate_stage, ipcp_method_scale_print,
5879 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5880 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5881 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5882 ipcp_update_bb_counts, ipcp_update_profiling,
5883 ipcp_update_edges_counts): New functions.
5884 (ipcp_method_cval_init): Remove restriction regarding local methods.
5885 (ipcp_init_stage): Add ipcp_method_compute_scale.
5886 (ipcp_insert_stage): Add versioning.
5887 (ipcp_structures_print): Add ipcp_method_scale_print.
5888 (ipcp_driver): Dump profiling info.
5889 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5890 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5891 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5892 (struct inline_data): Add versioning_p, ipa_info, new fields.
5893 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5894 declare_return_variable): Replace calls to copy_decl_for_inlining with
5896 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5898 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5899 Add argument VERSIONING.
5900 (copy_arguments_for_versioning, copy_static_chain,
5901 function_versionable_p, tree_versionable_function_p,
5902 tree_function_versioning, replace_ref_tree): New functions.
5903 * tree-inline.h: Include varray.h.
5904 (tree_versionable_function_p, tree_function_versioning,
5905 tree copy_decl_for_dup): New declarations.
5907 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5909 * ipa-cp.c: New file. Contains IPCP specific functionality.
5910 * ipa-prop.h: New file. Contains structures/definitions that can be
5911 used by several interprocedural data flow optimizations (and also IPCP).
5912 * ipa-prop.c: New file.
5913 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5914 * common.opt: Add ipa-cp flag.
5915 * timevar.def: Add IPCP optimization.
5916 * tree-optimize.c (init_tree_optimization_passes): Schedule
5918 * tree-pass.h (pass_ipa_cp): Declare.
5920 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5922 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5923 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5924 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5925 config/i386/i386.c, config/mips/mips.h,
5926 config/rs6000/rs6000.h, config/sh/sh.c,
5927 config/stormy16/stormy16.c: Fix comment typos.
5929 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5932 * c-typeck.c (build_binary_op): Use common_type wrapper on
5934 (common_type): Update comment.
5936 2005-07-31 Steven Bosscher <stevenb@suse.de>
5939 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5940 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5941 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5943 2005-07-31 Jan Hubicka <jh@suse.cz>
5945 * pretty-print.h (pp_widest_integer): New macro.
5946 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5949 2005-07-31 Jan Hubicka <jh@suse.cz>
5951 * output.h (enum section_category): Export from varasm.c
5952 (categorize_decl_for_section): Likewise.
5953 * varasm.c (enum section_category): Kill.
5954 (categorize_decl_for_section): Make global.
5955 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5957 * i386.c (ix86_section_threshold): New static variable.
5958 (ix86_in_large_data_p, ix86_encode_section_info,
5959 x86_64_elf_unique_section,
5960 x86_64_elf_select_section): New functions.
5961 (TARGET_ENCODE_SECTION_INFO): Define
5962 (override_options): Enable medium model for PIC.
5963 (ix86_expand_prologue): Expand gen_set_got_rex64.
5964 (legitimate_constant_p): Handle new UNSPECs.
5965 (legitimate_pic_address_disp_p): Likewise.
5966 (legitimize_pic_address): Lower MEDIUM model addressing.
5967 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5968 (enum cmodel): Add MEDIUM_PIC.
5969 (SYMBOL_REF_FAR_ADDR_P): New macro.
5970 (SYMBOL_FLAG_FAR_ADDR): New flag.
5971 * i386.md (movdi): Support medium model.
5972 (set_got_rex64): New pattern.
5973 * i386.opt (mlarge-data-threshold): New flag.
5974 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5975 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5976 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5977 TARGET_ASM_UNIQUE_SECTION): New.
5979 * invoke.texi (-mlarge_data_threshold): Document
5981 2005-07-31 Jan Hubicka <jh@suse.cz>
5983 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5984 (coalesce_vars): Likewise.
5985 * tree-ssa-live.c (coalesce_cost): New.
5986 (build_tree_conflict_graph): Use coalesce_cost.
5987 * tree-ssa-live.h (coalesce_cost): Declare.
5989 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5991 * arm.md (all peepholes for post-increment operations): Delete.
5992 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5993 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5994 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5995 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5996 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5998 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
6000 * fold-const.c (tree_expr_nonnegative_p): Always return true for
6003 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
6006 * doc/invoke.texi: Document -rdynamic.
6008 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
6011 * c-parser.c (c_parser_parms_list_declarator): Call
6012 mark_forward_parm_decls.
6013 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
6014 decls with visibility structure.
6016 2005-07-30 Paul Brook <paul@codesourcery.com>
6018 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
6020 2005-07-30 Paul Brook <paul@codesourcery.com>
6022 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
6024 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
6026 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
6028 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6031 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
6032 nested function declarators.
6033 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
6034 (grokparms): Call warn_if_shadowing for parameters used within the
6036 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
6037 not used within the parameter list.
6038 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
6040 2005-07-30 Jan Hubicka <jh@suse.cz>
6042 * expr.c (expand_expr_real_1): Do not load mem targets into register.
6043 * i386.c (ix86_fixup_binary_operands): Likewise.
6044 (ix86_expand_unary_operator): Likewise.
6045 (ix86_expand_fp_absneg_operator): Likewise.
6046 * optabs.c (expand_vec_cond_expr): Validate dest.
6048 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6051 * real.c (real_from_string): Also set last bit if there is a
6052 nonzero hex digit beyond GCC's internal precision after ".".
6054 2005-07-29 David Edelsohn <edelsohn@gnu.org>
6056 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
6057 define_constants. Change duplicate values to unassigned numbers.
6058 Change UNSPEC_SUBS to UNSPEC_VSUBS.
6059 (*altivec_vspltsf): New.
6060 (altivec_vperm_v4sf): Delete.
6061 (altivec_vperm_<mode>): Use mode macro V.
6062 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
6063 (altivec_predicate_v4sf): Delete.
6064 (altivec_predicate_<mode>): Use mode macro V.
6065 (*altivec_lvesfx): New.
6066 (*altivec_stvesfx): New.
6067 (vec_realign_load_v4sf): Delete.
6068 (vec_realign_load_<mode>): Use mode macro V.
6069 * config/rs6000/rs6000.c (generate_set_vrsave): Use
6072 2005-07-29 Mark Mitchell <mark@codesourcery.com>
6075 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
6077 * configure: Regenerated.
6079 2005-07-29 Paul Brook <paul@codesourcery.com>
6081 * doc/install.texi: Add link to GFortran binaries wiki page.
6083 2005-07-29 David Ung <davidu@mips.com>
6085 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
6086 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
6087 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
6088 * config/mips/mips.md (cpu): Add 5kf name.
6089 (includes): Includes 5k.md.
6090 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
6091 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
6094 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6097 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
6098 (cleanup_tree_cfg): ... here.
6099 Call cleanup_tree_cfg_1 until there are no more cleanups to
6102 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
6104 * tree-vrp.c (compare_range_with_value): Return true or false
6105 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
6106 EQ_EXPR respectively.
6108 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
6110 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
6113 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6115 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
6116 (tree_ssa_dominator_optimize): Increment it.
6117 (dump_dominator_optimization_stats): Print it.
6119 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
6120 Steven Bosscher <stevenb@suse.de>
6122 PR rtl-optimization/23117
6123 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
6124 when head == tail. Tidy comment.
6126 2005-07-28 Richard Henderson <rth@redhat.com>
6128 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
6129 * cselib.c (rtx_equal_for_cselib_p): Likewise.
6130 * jump.c (rtx_renumbered_equal_p): Likewise.
6131 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
6132 CONST_INT and CONST_DOUBLE.
6133 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
6134 * reload.c (operands_match_p): Special case CONST_INT and
6135 CONST_DOUBLE; check mode earlier.
6137 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6140 * c-typeck.c (convert_for_assignment): Do not check
6141 DECL_IN_SYSTEM_HEADER on NULL fundecl.
6143 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6146 * c-typeck.c (composite_type): Prefer constant size arrays to
6149 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6152 * real.c (real_from_string): Set last bit if there is a nonzero
6153 hex digit beyond GCC's internal precision.
6155 2005-07-28 Richard Henderson <rth@redhat.com>
6158 * cfgcleanup.c (try_forward_edges): Watch out for end of
6161 2005-07-28 James E Wilson <wilson@specifixinc.com>
6164 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
6166 2005-07-28 Jan Hubicka <jh@suse.cz>
6168 * Makefile.in (rtl-profile.o): Kill all traces of it.
6169 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
6170 * coverage.h (rtl_coverage_counter_ref): Kill.
6171 * opts.c (flag_speculative_prefetching_set): Kill.
6172 (flag_loop_optimize_set): New.
6173 (common_handle_option): Disable loop optimizer when profiling;
6174 do not handle speculative prefetching.
6175 * passes.c (init_optimization_passes): Replace pass_profiling combo
6176 by branch_prob pass.
6177 * profile.c (compute_value_histograms): Update for simplified value
6179 (rtl_register_profile_hooks): Kill.
6180 (pass_profiling): Kill.
6181 (rest_of_handle_branch_prob): Do not profile.
6182 * toplev.c (process_options): Remove speculative prefetching.
6183 * toplev.h (flag_tree_based_profiling): Kill.
6184 * tree-profile.c (prepare_instrumented_value,
6185 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6186 tree_gen_one_value_profiler, do_tree_profiling): Update for
6187 simplified datastructures.
6188 * value-prof.c: Add comment that speculative prefetching was dropped;
6189 update rest of file for simplified datastructures.
6190 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
6191 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
6192 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
6193 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
6194 rtl_mod_subtract, gen_speculative_prefetch,
6195 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
6196 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
6197 (gate_handle_value_profile_transformations,
6198 rest_of_handle_value_profile_transformations,
6199 pass_value_profile_transformations): Kill.
6200 * value-prof.h (histogram_value_t): Remove IL based unions.
6201 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
6202 rtl_profile_hooks): Remove hooks.
6204 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
6206 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
6207 (cgraph_clone_node): Likewise.
6208 * cgraph.h (cgraph_clone_edge): Update prototype.
6209 (cgraph_clone_node): Likewise.
6210 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
6212 (lookup_recursive_calls): Consider profile.
6213 (cgraph_decide_recursive_inlining): Fix updating; use new
6214 probability argument; use profile.
6215 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
6216 * tree-inline.c (copy_bb): Update clal of clone_edge.
6217 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
6219 * invoke.texi (min-inline-recursive-probability): Document.
6221 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
6223 * doc/install.texi (Configuration): Update Valgrind homepage.
6225 2005-07-28 Richard Henderson <rth@redhat.com>
6228 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
6229 labels we want to delete.
6230 (cfg_layout_merge_blocks): Likewise.
6232 2005-07-28 Richard Henderson <rth@redhat.com>
6235 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
6236 when expanding to nothing.
6238 2005-07-28 Josh Conner <jconner@apple.com>
6240 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
6241 (cgraph_decide_inlining_of_small_functions): Likewise.
6243 2005-07-28 Josh Conner <jconner@apple.com>
6245 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
6246 direction of badness if negative.
6247 (cgraph_default_inline_p): Add reason to parameters, and assign it
6249 (cgraph_decide_inlining_of_small_functions): New parameter in call
6250 to cgraph_default_inline_p.
6251 (cgraph_decide_inlining_incrementally): Likewise.
6252 * cgraphunit.c (decide_is_function_needed): Likewise.
6253 * cgraph.h (cgraph_default_inline_p): Likewise.
6255 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6257 * builtins.c: Fix comment typo(s).
6258 * genautomata.c: Likewise.
6259 * gimplify.c: Likewise.
6260 * tree-dfa.c: Likewise.
6261 * tree-flow-inline.h: Likewise.
6262 * tree-into-ssa.c: Likewise.
6263 * tree-ssa-alias.c: Likewise.
6264 * tree-ssa-ccp.c: Likewise.
6265 * tree-ssa-copy.c: Likewise.
6266 * tree-ssa-dce.c: Likewise.
6267 * tree-ssa-dom.c: Likewise.
6268 * tree-ssa-operands.c: Likewise.
6269 * tree-tailcall.c: Likewise.
6270 * tree-vectorizer.c: Likewise.
6271 * tree-vrp.c: Likewise.
6274 2005-07-28 Jeff Law <law@redhat.com>
6276 * tree-vrp.c (test_for_singularity): Extracted from ...
6277 (simplify_cond_using_ranges): Attempt to simplify a relational
6278 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
6280 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
6282 PR tree-optimization/22506
6283 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
6284 phis whose argument is constant.
6286 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
6288 PR rtl-optimization/18992
6289 Back out this patch:
6290 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6291 PR optimization/12142
6292 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
6293 uses of the register in the SET_SRC. Remove unnecessary argument.
6295 Replace it with this:
6296 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
6297 if flag_non_call_exceptions is set and the insn may trap, pass
6298 pc_rtx as dest for recursion.
6299 In SET_SRC part of SET case, if dest is already set, pass it down
6302 2005-07-28 Jan Hubicka <jh@suse.cz>
6304 * cfg.c (update_bb_profile_for_threading): Use RDIV.
6305 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
6306 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
6308 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
6309 profile when available.
6311 2005-07-28 Jan Beulich <jbeulich@novell.com>
6313 * config/ia64/ia64.c (ia64_load_pair_ok): New.
6314 (ia64_print_operand): Describe and handle 'X'.
6315 (ia64_register_move_cost): Also handle FP_REGS.
6316 (ia64_preferred_reload_class): Likewise.
6317 (ia64_secondary_reload_class): Likewise.
6318 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
6319 it. Also check for ITANIUM_CLASS_FLDP.
6320 * config/ia64/ia64.h (FP_REGNO_P): New.
6321 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
6322 (reg_class): Add FP_REGS.
6323 (REG_CLASS_NAMES): Adjust for it.
6324 (REG_CLASS_CONTENTS): Likewise.
6325 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
6326 (REG_CLASS_FROM_LETTER): Handle 'x'.
6327 (CLASS_MAX_NREGS): Handle FP_REGS.
6328 (MEMORY_MOVE_COST): Likewise.
6329 * config/ia64/ia64.md (itanium_class): Add fldp.
6330 (type): Handle fldp.
6331 (movti_internal): More allowable operand combinations. Use ldfp8 when
6332 splitting unnecessary. Remove predicable attribute. Adjust
6333 itanium_class attribute.
6334 (smuldi3_highpart): Remove outdated comment.
6335 (mulditi3, umulditi3, rotlti3): New expanders.
6336 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
6337 (absti2): Disabled new insn for future reference.
6338 Respective new splitters.
6339 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
6340 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
6341 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
6343 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
6345 PR rtl-optimization/23047
6346 * simplify-rtx.c (simplify_const_relational_operation): Respect
6347 flag_wrapv for comparisons with ABS.
6349 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
6351 PR tree-optimization/22493
6352 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
6353 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
6355 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
6357 * config/frv/frv.opt (moptimize-membar): New.
6359 * doc/invoke.texi: Document -moptimize-membar and its inverse.
6361 * config/frv/frv.h: Remove machine_function definition.
6363 * config/frv/frv.c (struct frv_io): New.
6364 (struct machine_function): Moved from frv.h. Add has_membar_p.
6365 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
6366 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
6367 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
6368 (frv_optimize_membar_global, frv_optimize_membar): New functions.
6369 (frv_reorg): Call frv_optimize_membar when appropriate.
6370 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
6371 (frv_expand_builtin): Adjust calls accordingly.
6372 (frv_io_address_cookie): New function.
6373 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
6374 load or store rather than a special insn. Add ccnstant address and
6375 io-type operands to the membar.
6376 (frv_ifcvt_modify_tests): Unsign regno.
6377 (frv_ifcvt_modify_tests): Same.
6379 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
6380 UNSPEC_OPTIONAL_MEMBAR constant.
6381 (builtin_read_<mode>): Delete.
6382 (builtin_write_<mode>): Delete.
6383 ("optional_membar_<mode>"): Add operand.
6385 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
6386 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
6387 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
6388 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
6389 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
6390 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
6391 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
6392 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
6393 * testsuite/gcc.target/frv/all-read-write-1.c: New.
6395 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
6397 * df.c (df_uses_record): Handle SCRATCH.
6399 2005-07-28 Steven Bosscher <stevenb@suse.de>
6402 * passes.c (rest_of_decl_compilation): If decl is a type and
6403 we have encountered errors, don't emit debug information.
6405 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
6407 * params.def: Fixed comment.
6409 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
6412 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
6413 (TARGET_ASM_UNALIGNED_HI_OP): Add.
6414 (TARGET_ASM_UNALIGNED_SI_OP): Add.
6416 2005-07-27 Steven Bosscher <stevenb@suse.de>
6419 * varasm.c (assemble_start_function): Don't do anything that may
6420 require a CFG if the current function is a thunk.
6422 2005-07-25 Geoffrey Keating <geoffk@apple.com>
6424 * doc/install.texi (Prerequisites): Mention that perl is needed
6425 to do export control in libstdc++ targetting Darwin.
6427 2005-07-27 Steven Bosscher <stevenb@suse.de>
6429 PR rtl-optimization/17808
6430 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
6431 (sched_insns_conditions_mutex_p): Split out from...
6432 (add_dependence): ...here. But don't call it from here.
6433 (add_dependence_list): Check sched_insns_conditions_mutex_p
6434 before calling add_dependence.
6435 (add_dependence_list_and_free): Likewise.
6436 (fixup_sched_groups): Likewise.
6437 (sched_analyze_1): Likewise.
6438 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
6439 (sched_analyze): Likewise.
6440 (sched_analyze_insn): Likewise.
6441 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6442 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
6443 dependencies on all COND_EXEC insns to jumps ending basic blocks
6444 when doing intrablock scheduling.
6445 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
6447 2005-07-27 Jeff Law <law@redhat.com>
6449 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
6450 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
6451 equivalency sets, correctly handle the case were vr0 has an
6452 equivalency set, but vr1 does not.
6454 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
6456 PR tree-optimization/23073
6457 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
6458 vect_print_dump_info before fprintf.
6460 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6462 PR tree-optimize/22348
6463 * tree-ssa-loop-niter.c (number_of_iterations_cond):
6464 Fold the partial computation.
6466 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6468 PR tree-optimization/22325
6469 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
6471 * tree-scalar-evolution.c (scev_const_prop): Add generic final
6473 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
6474 (force_var_cost): ... this function.
6475 (compute_phi_arg_on_exit): Export.
6477 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6479 PR tree-optimization/20773
6480 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
6483 2005-07-27 Richard Guenther <rguenther@suse.de>
6485 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
6486 Avoid pushing again if current struct contains only
6487 fields we decomposed.
6489 2005-07-27 Jan Hubicka <jh@suse.cz>
6491 PR tree-optimization/22574
6492 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
6495 * tree-tailcall.c (decrease_profile): New function.
6496 (eliminate_tail_call): Use it.
6498 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
6499 visibility flags correctly in whole program mode.
6501 2005-07-26 Steve Ellcey <sje@cup.hp.com>
6503 PR rtl-optimization/22472
6504 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
6506 2005-07-26 Steven Bosscher <stevenb@suse.de>
6508 PR tree-optimization/22504
6509 * tree-complex.c (expand_complex_addition): Use 'code' instead
6510 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
6512 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6514 * config.gcc (cpu_type): Add frv case.
6515 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
6516 (supported_defaults): Add fr550 case.
6518 2005-07-26 Diego Novillo <dnovillo@redhat.com>
6521 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
6522 whether a pointer of type T * may point to objects of type T *.
6524 2005-07-26 DJ Delorie <dj@redhat.com>
6526 * configure: Regenerate.
6528 2005-07-26 Dale Johannesen <dalej@apple.com>
6530 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
6532 2005-07-26 Mark Mitchell <mark@codesourcery.com>
6534 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
6535 Clarify use of "build" in name.
6537 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6539 * doc/extend.texi (Raw read/write Functions): New section.
6540 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
6541 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
6542 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
6543 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
6544 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
6545 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
6546 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
6547 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
6548 * config/frv/frv.c: Add bdesc_loads global.
6549 Add bdesc_stores global.
6550 (frv_init_builtins): Add support for __builtin_{read/write}*.
6551 (frv_volatile_memref): New.
6552 (frv_expand_load_builtin): New.
6553 (frv_expand_store_builtin): New.
6554 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
6555 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
6556 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
6557 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
6558 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
6559 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
6560 (builtin_read_<mode>): New.
6561 (builtin_write_<mode>): New.
6562 (builtin_write64): New.
6563 (optional_membar_<mode>): New.
6565 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
6567 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
6568 (rather than units) against HOST_BITS_PER_WIDE_INT.
6570 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
6572 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
6573 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
6574 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
6575 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
6578 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
6579 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
6580 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
6582 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
6584 2005-07-26 Richard Guenther <rguenther@suse.de>
6586 PR tree-optimization/22486
6587 * fold-const.c (fold_unary): Fold away useless component
6588 references of the form (T *)&T.x, if the address
6591 2005-07-25 James E Wilson <wilson@specifixinc.com>
6593 * dwarf2out.c (add_call_src_coords_attributes): New.
6594 (gen_inlined_subroutine_die): Call it.
6595 (maybe_emit_file, init_file_table): Add comments.
6596 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
6598 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
6599 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
6600 * tree.h (BLOCK_SOURCE_LOCATION): New.
6601 (struct tree_block): New field locus.
6603 2005-07-26 Andreas Schwab <schwab@suse.de>
6605 PR rtl-optimization/23043
6606 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
6607 when allocating a struct unoccr.
6609 2005-07-25 Richard Henderson <rth@redhat.com>
6612 * tree-complex.c (gate_no_optimization): True if errors.
6613 * Makefile.in (tree-complex.o): Update dependencies.
6615 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
6617 * config/frv/predicates.md (integer_register_operand): Use
6620 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6623 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
6625 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
6627 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6629 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
6630 types when flag_unsafe_math_optimizations is true.
6632 2005-07-25 Mark Mitchell <mark@codesourcery.com>
6634 * gcc.c (option_map): Add --sysroot.
6635 (process_command): Handle --sysroot.
6636 (display_help): Document it.
6637 * doc/cppopts.tex (-isysroot): Document.
6638 * doc/invoke.texi (--sysroot): Document.
6639 * doc/install.texi (--with-build-sysroot): Document.
6641 * Makefile.in (inhibit_libc): New variable.
6642 (INHIBIT_LIBC_CFLAGS): Likewise.
6643 (LIBGCC2_CFLAGS): Include
6644 $(INHIBIT_LIBC_CFLAGS).
6645 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
6646 ($(T)crtbegin.o): Do not use @inhibit_libc@.
6647 ($(T)crtend.o): Likewise.
6648 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
6649 ($(T)crtendS.o): Likewise.
6650 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
6651 ($(T)crtendT.o): Likewise.
6652 (stmp-fixinc): Do not complain about missing headers if
6654 * configure.ac (inhibit_libc): Set it to true/false.
6655 (--with-build-sysroot): New option. Use it to set
6657 * configure: Regenerated.
6659 2005-07-25 Manfred Hollstein <mh@suse.com>
6661 * calls.c (store_one_arg): Fix unsigned comparison warning.
6663 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6666 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
6667 (ggc_print_statistics): Initialize variable before use.
6669 2005-07-25 Richard Guenther <rguenther@suse.de>
6671 * tree-dfa.c (mark_new_vars_to_rename): Protect against
6672 calling with a PHI_NODE argument.
6674 * tree-flow-inline.h (overlap_subvar): Protect against
6677 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
6679 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
6680 * configure: Regenerate.
6682 2005-07-25 Ira Rosen <irar@il.ibm.com>
6684 * expr.c (highest_pow2_factor): Make extern.
6685 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
6686 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6687 record_array_differ_p, array_ptr_differ_p): Likewise.
6688 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
6689 additional cases. Call the above functions.
6690 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
6691 base_object_differ_p when there are two base objects. Otherwise, compare
6692 base address and offset. Call may_alias_p.
6693 (dump_data_reference): Use a correct field name.
6694 (analyze_array): Make static. Initialize new data-ref fields.
6695 (analyze_indirect_ref): New function.
6696 (init_data_ref): Initialize new data-ref fields.
6697 (strip_conversion): Moved from tree-vect-analyze.c.
6698 (analyze_offset_expr, get_ptr_offset, address_analysis,
6699 object_analysis): Likewise.
6700 (analyze_offset): New function.
6701 (create_data_ref): Likewise.
6702 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
6703 dimensions for ARRAY_REFs only.
6704 (build_classic_dist_vector): Make static.
6705 (access_functions_are_affine_or_constant_p): Call macro to get the
6706 address of access functions.
6707 (compute_all_dependences): Add new parameter
6708 compute_self_and_read_read_dependences. Compute self and read-read
6709 dependences if it is true.
6710 (find_data_references_in_loop): Call create_data_ref. Initialize new
6712 (compute_data_dependences_for_loop): Add new parameter
6713 compute_self_and_read_read_dependences. Remove parameter nb_loops,
6714 compute nb_loops. Call compute_all_dependences,
6715 build_classic_dist_vector and build_classic_dir_vector with correct
6717 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
6718 with correct parameters. Compare dimensions for ARRAY_REFs only.
6719 (free_data_refs): Call macro to free access functions.
6720 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
6721 fields from stmt_vinfo.
6722 (struct base_object_info): New structure.
6723 (struct data_reference): Move fields to base_object_info. Add fields
6724 first_location and object_info for above structures. Move fields from
6725 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
6726 aligned_to. Add macros to access the new fields.
6727 Update functions declarations.
6728 * tree-flow.h (is_aliased_with): Declare.
6729 * tree-loop-linear.c (linear_transform_loops): Call
6730 compute_data_dependences_for_loop with correct parameters.
6731 * tree-ssa-alias.c (is_aliased_with): New function.
6732 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
6733 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
6734 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
6735 vect_base_addr_differ_p, compute_subscript_distance and
6736 build_classic_dist_vector. Add printings. Check absolute value of
6738 (vect_analyze_data_ref_dependences): Go through ddrs instead of
6740 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
6741 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
6742 to bytes. Add printing.
6743 (vect_compute_data_refs_alignment): Go through loads and stores in one
6745 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
6746 vect_analyze_data_ref_access): Likewise.
6747 (vect_analyze_pointer_ref_access): Remove.
6748 (vect_address_analysis, vect_object_analysis): Likewise.
6749 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
6750 and analyze data-refs in the loop.
6751 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
6752 fields of data-ref instead of stmt. Add init to the offset from the
6754 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
6755 (vect_update_init_of_dr): Likewise.
6756 (vect_update_inits_of_drs): Go through loads and stores in one loop.
6757 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
6759 (new_loop_vec_info): Initialize new fields.
6760 (destroy_loop_vec_info): Free new fields.
6761 (vect_strip_conversion): Remove.
6762 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
6763 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
6764 datarefs. Add new field ddrs.
6765 Add macros for the new fields access.
6766 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
6767 base_aligned_p, misalignment, memtag, ptr_info and subvars.
6768 Remove their macros.
6769 * tree.h (highest_pow2_factor): Declare.
6771 2005-07-25 Jakub Jelinek <jakub@redhat.com>
6773 * calls.c (store_one_arg): Check for sibling call MEM arguments
6774 from already clobbered incoming argument area.
6776 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6778 * c-common.c (check_missing_format_attribute): New.
6779 * c-common.h (check_missing_format_attribute): Likewise.
6780 * c-typeck.c (convert_for_assignment): Use it.
6782 2005-07-24 Andreas Schwab <schwab@suse.de>
6784 * config/m68k/m68k.md ("extendqidi2"): When source is an address
6785 register use a word move. Correct operand of ext.w in 68000 code.
6787 2005-07-23 Mark Mitchell <mark@codesourcery.com>
6789 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
6790 variables as declarations, rather than definitions.
6792 2005-07-24 Ira Rosen <irar@il.ibm.com>
6794 PR tree-optimization/22526
6795 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
6798 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6800 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
6801 that C99 reserve for future use. Use it to define clog10,
6802 clog10f and clog10l.
6804 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6806 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
6807 * configure.ac: Check for -Wmissing-format-attribute.
6809 * configure: Regenerate.
6811 2005-07-23 Richard Henderson <rth@redhat.com>
6813 PR tree-optimization/22623
6814 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
6816 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
6819 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
6821 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6823 * Makefile.in (C_TREE_H): Update dependencies.
6824 * c-tree.h: Include toplev.h.
6825 * diagnostic.h (diagnostic_set_info): Add format attribute.
6826 * rtl-error.c (diagnostic_for_asm): Likewise.
6828 2005-07-23 Chao-ying Fu <fu@mips.com>
6830 * config/mips/mips-dsp.md: New file.
6831 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
6832 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
6834 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
6835 MIPS_BUILTIN_BPOSGE32.
6836 (mips_expand_builtin_direct): Add one parameter to indicate that
6837 builtin functions need to return a value.
6838 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
6840 (mips_regno_to_class): Add classes for 12 new DSP registers.
6841 (mips_subword): Change to check four HI registers.
6842 (mips_output_move): Output move to and from 6 new DSP accumulators.
6843 (override_options): Make sure -mdsp and -mips16 are not used together.
6844 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
6846 (mips_conditional_register_usage): Disable 6 new DSP accumulators
6848 (print_operand): Add 'q' for printing DSP accumulators.
6849 (mips_cannot_change_mode_class): Check ACC_REGS.
6850 (mips_secondary_reload_class): Check ACC_REGS.
6851 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
6852 (mips_register_move_cost): Check ACC_REGS.
6853 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6854 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6855 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6856 (dsp_bdesc): New array.
6857 (bdesc_arrays): Add DSP builtin function table.
6858 (mips_prepare_builtin_arg): Check predicate again after
6860 (mips_expand_builtin): Add one more parameter to
6861 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6862 MIPS_BUILTIN_BPOSGE32.
6863 (mips_init_builtins): Initialize new function types.
6864 (mips_expand_builtin_direct): Check if builtin functions need to
6865 return a value and pass operands properly.
6866 (mips_expand_builtin_bposge): New function.
6867 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6868 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6869 (FIRST_PSEUDO_REGISTER): Increase to 188.
6870 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6871 Update for 12 new DSP registers.
6872 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6873 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6874 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6875 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6876 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6877 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6878 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6879 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6880 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6881 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6882 (REGISTER_NAMES): Add names for 12 new DSP registers.
6883 * config/mips/mips.md: Include mips-dsp.md.
6884 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6885 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6886 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6887 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6888 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6889 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6890 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6891 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6892 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6893 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6894 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6895 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6896 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6897 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6898 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6899 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6900 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6901 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6902 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6903 (UNSPEC_RDDSP): New constants.
6904 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6905 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6907 * config/mips/mips.opt (-mdsp): New option.
6908 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6909 (reg_imm10_operand): New predicates.
6910 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6911 * doc/invoke.texi (-mdsp): Document new option.
6913 2005-07-22 DJ Delorie <dj@redhat.com>
6915 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6917 * tree-inline.c (inlinable_function_p): Likewise.
6919 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6922 * toplev.c (check_global_declarations): Do not mark undefined
6923 variables as DECL_IGNORED_P.
6924 * varasm.c (first_global_object_name): GTY it.
6925 (weak_global_object_name): Likewise.
6926 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6927 a string to go into {weak,first}_global_object_name.
6929 2005-07-22 DJ Delorie <dj@redhat.com>
6931 * c-format.c (check_function_format): Change warning control
6932 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6934 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6936 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6937 &PTR->FLD a dereference of PTR.
6938 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6939 a potential dereference of PTR.
6941 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6943 PR rtl-optimization/20370
6944 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6945 call allocate_reg_info if necessary.
6947 PR rtl-optimization/21848
6948 * calls.c (emit_library_call_value_1): For const functions, add
6949 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6951 PR rtl-optimization/22445
6952 * cselib.c (target.h): Include.
6953 (rtx_equal_for_cselib_p): Allow commutative matches.
6954 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6955 Remove MODE parameter. Changed all callers.
6957 PR rtl-optimization/22258
6958 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6960 (try_combine): Use likely_spilled_retval_p.
6962 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6964 * config.gcc: Add crx-elf support.
6966 * doc/contrib.texi: Mention crx.
6967 * doc/extend.texi: Document crx extensions.
6968 * doc/install.texi: Document crx install.
6969 * doc/invoke.texi: Document crx options.
6970 * doc/md.texi: Document crx constraints.
6972 * config/crx/crx-protos.h: New file.
6973 * config/crx/crx.c: New file.
6974 * config/crx/crx.h: New file.
6975 * config/crx/crx.md: New file.
6976 * config/crx/crx.opt: New file.
6977 * config/crx/t-crx: New file.
6979 2005-07-22 Manfred Hollstein <mh@suse.com>
6981 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6983 (int_add_graph_edge): Likewise.
6984 (collapse_nodes): Likewise.
6985 (process_unification_queue): Likewise.
6987 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6988 Laurent GUERBY <laurent@guerby.net>
6990 PR tree-optimization/22336
6991 * function.c (record_block_change): Check for
6992 cfun->ib_boundaries_block.
6994 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6996 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6997 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6999 2005-07-21 DJ Delorie <dj@redhat.com>
7001 * toplev.c (warn_deprecated_use): Add warning control to warning
7003 * c-typeck.c (parser_build_binary_op): Likewise.
7004 (c_finish_if_stmt): Likewise.
7005 * c-common.c (check_function_sentinel): Likewise.
7006 (check_nonnull_arg): Likewise.
7008 2005-07-21 Richard Henderson <rth@redhat.com>
7011 * tree-complex.c (complex_ssa_name_components): New.
7012 (cvc_lookup): Allow entry not found.
7013 (create_components): Remove.
7014 (create_one_component_var, get_component_var): New.
7015 (get_component_ssa_name, set_component_ssa_name): New.
7016 (extract_component): Use get_component_ssa_name.
7017 (update_complex_components): Use set_component_ssa_name.
7018 (update_complex_components_on_edge): Likewise.
7019 (update_phi_components): Create new PHI nodes directly, instead
7020 of adding insns to edges.
7021 (tree_lower_complex): Allocate and free complex_variable_components
7022 and complex_ssa_name_components here.
7024 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
7026 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
7027 revert to returning false.
7029 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7032 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
7034 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7037 * config/i386/i386.md (cmpxf): Change operand constraints
7038 to "nonmemory_operand".
7040 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7042 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
7044 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7047 * fold-const.c (fold_build1): Add checksum for the operands.
7048 (fold_build2): Likewise.
7049 (fold_build3): Likewise.
7051 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7054 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
7056 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7058 * common.opt (-fforward-propagate): Committed by mistake,
7061 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7063 * reg-stack.c: Fix comment typo(s).
7064 * tree-ssa-operands.c: Likewise.
7065 * tree-vectorizer: Likewise.
7067 2005-07-21 Nick Clifton <nickc@redhat.com>
7069 * config/sh/symbian.c: Replace C++ style line comments with C
7070 style line comments.
7071 (symbian_add_attribute): Do not use a ? operator on the LHS of
7073 (sh_symbian_handle_dll_attribute): Change the type of the
7074 method vector to "VEC(tree,gc)*" and use vector accessor
7075 macros to walk over the elements.
7076 (symbian_export_vtable_and_rtti_p): Likewise.
7077 (symbian_class_needs_attribute_p): Likewise.
7079 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7082 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
7083 initialize targetm.resolve_overloaded_builtin here.
7084 (altivec_expand_overloaded_builtin): Make it non-static.
7085 * config/rs6000/rs6000-protos.h
7086 (altivec_expand_overloaded_builtin): New prototype.
7087 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
7088 targetm.resolve_overloaded_builtin here.
7089 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
7091 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7092 Zdenek Dvorak <dvorakz@suse.cz>
7094 PR tree-optimization/19210
7095 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
7097 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
7098 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
7099 rely on unproven assumptions.
7100 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
7101 * tree-flow.h (number_of_iterations_exit): Add final parameter.
7102 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
7103 to number_of_iterations_exit.
7104 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
7105 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
7106 * tree-ssa-loop-niter.c (find_loop_niter,
7107 estimate_numbers_of_iterations_loop): Likewise.
7108 (number_of_iterations_exit): Honor the new options.
7109 * doc/invoke.texi (Wunsafe-loop-optimizations,
7110 funsafe-loop-optimizations): Document them.
7112 2005-07-21 Richard Sandiford <richard@codesourcery.com>
7114 PR rtl-optimization/22167
7115 * gcse.c (hoist_code): Fix hoist_exprs[] check.
7117 2005-07-20 Adam Nemet <anemet@lnxw.com>
7119 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
7120 __do_global_dtors_aux longcall.
7122 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
7124 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
7125 (old_special_pred_table): Don't reference
7126 SPECIAL_MODE_PREDICATES.
7127 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
7128 * config/arc/arc.h: Don't mention PREDICATE_CODES.
7129 * config/sh/predicates.h: Don't mention
7130 SPECIAL_MODE_PREDICATES.
7131 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
7134 2005-07-20 DJ Delorie <dj@redhat.com>
7136 * config.gcc: Add m32c-elf support.
7138 * doc/contrib.texi: Mention m32c.
7139 * doc/extend.texi: Document m32c extensions.
7140 * doc/install.texi: Mention m32c.
7141 * doc/invoke.texi: Document m32c options.
7142 * doc/md.texi: Document m32c constraints.
7144 * config/m32c/addsub.md: New file.
7145 * config/m32c/bitops.md: New file.
7146 * config/m32c/cond.md: New file.
7147 * config/m32c/jump.md: New file.
7148 * config/m32c/m32c-lib1.S: New file.
7149 * config/m32c/m32c-lib2.c: New file.
7150 * config/m32c/m32c-modes.def: New file.
7151 * config/m32c/m32c-pragma.c: New file.
7152 * config/m32c/m32c-protos.h: New file.
7153 * config/m32c/m32c.abi: New file.
7154 * config/m32c/m32c.c: New file.
7155 * config/m32c/m32c.h: New file.
7156 * config/m32c/m32c.md: New file.
7157 * config/m32c/m32c.opt: New file.
7158 * config/m32c/minmax.md: New file.
7159 * config/m32c/mov.md: New file.
7160 * config/m32c/muldiv.md: New file.
7161 * config/m32c/predicates.md: New file.
7162 * config/m32c/prologue.md: New file.
7163 * config/m32c/shift.md: New file.
7164 * config/m32c/t-m32c: New file.
7166 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7168 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7169 (stack_protect_set, stack_protect_test): New expanders.
7170 (stack_protect_set_si, stack_protect_set_si_media,
7171 stack_protect_set_di_media, stack_protect_test_si,
7172 stack_protect_test_si_media, stack_protect_test_di_media):
7175 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
7177 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
7179 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
7181 * tree.h (tree_expr_nonzero_p): Export.
7182 * fold-const.c (tree_expr_nonzero_p): Likewise.
7183 Return true for CALL_EXPRs that are alloca calls.
7184 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
7186 * tree-flow.h (expr_computes_nonzero): Remove.
7187 * tree-vrp.c (expr_computes_nonzero): Remove.
7188 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
7189 (extract_range_from_unary_expr): Likewise.
7190 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
7191 tree_expr_nonzero_p.
7193 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
7195 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
7196 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
7197 extra arg "picreg" and use it instead of pic_offset_table_rtx.
7198 All callers changed.
7199 (frame_related_constant_load): New arg "related" which controls
7200 setting of RTX_FRAME_RELATED_P. All callers changed.
7201 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
7202 (bfin_expand_prologue): Add stack limit checking.
7203 * config/bfin/bfin.md (trapifcc): New pattern.
7205 * config/bfin/bfin.c: Include "langhooks.h".
7206 (def_builtin): Go through lang_hooks to call builtin_function.
7208 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
7209 * config/bfin/predicates.md (symbol_ref_operand): New.
7210 (call_insn_operand): Delete. All callers changed to use
7211 register_no_elim_operand.
7212 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
7214 (function_arg): Use it to generate the call's operand 2.
7215 (bfin_longcall_p): New function.
7216 (bfin_expand_call): Extra arg "cookie". All callers and declaration
7217 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
7218 determine if the address needs to be in a REG.
7219 (bfin_handle_longcall_attribute): New function.
7220 (bfin_attribute_table): Add "longcall" and "shortcall".
7221 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
7222 (CUMULATIVE_ARGS): New member call_cookie.
7223 (PREDICATE_CODES): Add symbol_ref_operand.
7224 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
7225 extra USE to the pattern.
7226 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
7227 New patterns, split off call_insn, sibcall_insn, call_value_insn and
7228 sibcall_value_insn; now the new patterns handle direct calls and the
7229 old ones indirect calls.
7230 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
7232 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7234 * doc/trouble.texi: Update section on handling of empty loops.
7236 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
7238 * config.gcc: Remove support for sparc-*-openbsd*,
7239 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
7241 * config.host: Remove support for i860-*-sysv4* as a host.
7242 * config/i860/*, config/ip2k/*, config/ns32k/*,
7243 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
7244 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
7245 mention obsolete ports.
7247 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7249 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
7251 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
7252 of frame_pointer_rtx.
7253 (sh_expand_epilogue): Likewise.
7254 (sh_set_return_address): Likewise.
7255 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
7256 instead of FRAME_POINTER_REGNUM if needed. Add elimination
7257 offsets from FRAME_POINTER_REGNUM.
7258 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
7259 (sh_register_names): Add initializer for sfp.
7260 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
7261 (VALID_REGISTER_P): Likewise.
7262 (FIRST_PSEUDO_REGISTER): Update.
7263 (DWARF_FRAME_REGISTERS): Define.
7264 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
7265 (HARD_FRAME_POINTER_REGNUM): Define.
7266 (FRAME_POINTER_REGNUM): Redefine.
7267 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
7268 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
7269 from FRAME_POINTER_REGNUM.
7270 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
7271 FRAME_POINTER_REGNUM.
7272 (REG_CLASS_CONTENTS): Add sfp.
7273 (REG_ALLOC_ORDER): Likewise.
7274 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
7275 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
7276 of frame_pointer_rtx.
7277 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7279 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
7281 * fold-const.c (tree_expr_nonnegative_p): Only return true for
7282 ABS_EXPR when flag_wrapv is false because of INT_MIN.
7283 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
7285 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
7288 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
7290 Make CONSTRUCTOR use VEC to store initializers.
7291 * c-common.c (complete_array_type): Update to cope with VEC in
7293 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
7294 (pp_c_constructor_elts): New function.
7295 * c-pretty-print.h (pp_c_constructor_elts): Declare.
7296 * c-typeck.c (build_function_call, build_c_cast, digest_init,
7297 struct constructor_stack, struct initializer_stack,
7298 constructor_elements, push_init_level, pop_init_level,
7299 add_pending_init, find_init_member, output_init_element): Update to
7300 cope with VEC in CONSTRUCTOR_ELTS.
7301 * coverage.c (build_fn_info_value, build_ctr_info_value,
7302 build_gcov_info): Likewise.
7303 * expr.c (categorize_ctor_elements_1, store_constructor,
7304 expand_expr_real_1): Likewise.
7305 * fold-const.c (fold_ternary): Likewise.
7306 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
7307 gimplify_init_constructor, gimplify_expr): Likewise.
7308 * tree-dump.c (dequeue_and_dump): Likewise.
7309 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
7311 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
7313 * tree-sra.c (generate_element_init_1): Likewise.
7314 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7315 * tree-ssa-operands.c (get_expr_operands): Likewise.
7316 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
7317 * tree-vect-transform.c (vect_get_vec_def_for_operand):
7318 (get_initial_def_for_reduction): Likewise.
7319 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
7320 value handle in annotations.
7321 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
7322 tree_node_structure): Add support for constr_kind.
7323 (build_vector_from_ctor, build_constructor_single,
7324 build_constructor_from_list): New functions.
7325 (build_constructor): Update to take a VEC instead of a TREE_LIST.
7326 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
7327 Update to cope with VEC in CONSTRUCTOR_ELTS.
7328 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
7329 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
7330 CONSTRUCTOR_APPEND_ELT): New macros.
7331 (struct constructor_elt, struct tree_constructor): New data types.
7332 (union tree_node): Add tree_constructor field.
7333 * treestruct.def: Define TS_CONSTRUCTOR.
7334 * varasm.c (const_hash_1, compare_constant, copy_constant,
7335 compute_reloc_for_constant, output_addressed_constants,
7336 initializer_constant_valid_p, output_constant,
7337 array_size_for_constructor, output_constructor): Update to cope with
7338 VEC in CONSTRUCTOR_ELTS.
7339 * vec.h (VEC_empty, VEC_copy): New macros.
7341 2005-07-19 Devang Patel <dpatel@apple.com>
7343 * dbxout.c (dbxout_type): Check Objective-C++ lang.
7345 2005-07-19 Richard Henderson <rth@redhat.com>
7348 * gimplify.c (gimplify_expr): Use main variant type for the temp
7349 destination for a discarded volatile read.
7350 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
7351 casts between non-void types that change volatility.
7353 2005-07-15 DJ Delorie <dj@redhat.com>
7355 * toplev.h: Add comment about the first parameter for warning().
7356 * errors.h: Likewise.
7358 * c.opt (Wpragmas): New.
7359 * doc/invoke.texi: Document it.
7361 * function.c (do_warn_unused_parameter): Add warning control to
7363 * c-decl.c (warn_if_shadowing): Likewise.
7364 * c-lex.c (cb_def_pragma): Likewise.
7365 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
7366 (pop_alignment): Likewise.
7367 (handle_pragma_pack): Likewise.
7368 (apply_pragma_weak): Likewise.
7369 (handle_pragma_weak): Likewise.
7370 (handle_pragma_redefine_extname): Likewise.
7371 (add_to_renaming_pragma_list): Likewise.
7372 (handle_pragma_extern_prefix): Likewise.
7373 (maybe_apply_renaming_pragma): Likewise.
7374 (handle_pragma_visibility): Likewise.
7376 * config/c4x/c4x-c.c (BAD): Likewise.
7377 (c4x_parse_pragma): Likewise.
7378 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
7379 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
7380 (rs6000_pragma_longcall): Likewise.
7381 * config/v850/v850-c.c (pop_data_area): Likewise.
7382 (ghs_pragma_section): Likewise.
7383 (ghs_pragma_section): Likewise.
7384 (ghs_pragma_interrupt): Likewise.
7385 (ghs_pragma_starttda): Likewise.
7386 (ghs_pragma_startsda): Likewise.
7387 (ghs_pragma_startzda): Likewise.
7388 (ghs_pragma_endtda): Likewise.
7389 (ghs_pragma_endsda): Likewise.
7390 (ghs_pragma_endzda): Likewise.
7392 2005-07-19 Danny Berlin <dberlin@dberlin.org>
7393 Kenneth Zadeck <zadeck@naturalbridge.com>
7395 * Makefile.in: Removed tree-promote-statics.c
7396 * tree-promote-statics.c: Removed.
7397 * common.opt: Removed flag-promote-statics.
7399 * passes.c: Removed tree-promote-statics pass.
7400 * tree-pass.h: Ditto.
7401 * timevar.def: Removed TV_PROMOTE_STATICS.
7404 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
7406 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
7408 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
7410 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7413 * c-common.c (check_function_arguments): Call
7414 'check_function_format' if either -Wformat or
7415 -Wmissing-format-attribute are specified.
7416 * c-format.c (check_function_format): Check -Wformat before
7417 calling 'check_format_info'.
7418 * c-opts.c (c_common_post_options): Don't warn for
7419 -Wmissing-format-attribute without -Wformat.
7420 * c-typeck.c (convert_for_assignment): Detect additional cases for
7421 -Wmissing-format-attribute.
7422 * doc/invoke.texi (-Wmissing-format-attribute): Document new
7425 2005-07-19 Richard Guenther <rguenther@suse.de>
7427 * config/i386/i386.md (lrint<mode>2): Use temporary
7428 instead of clobbering non-existent memory.
7430 2005-07-19 Nick Clifton <nickc@redhat.com>
7432 * config/avr/avr.c (legitimate_address_p): Fix debugging print
7433 statement to avoid displaying ASCII control characters.
7435 2005-07-19 Ben Elliston <bje@au.ibm.com>
7437 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
7438 * cfganal.c (find_edge_index): Ditto.
7439 * combine.c (combine_instructions): Ditto.
7440 * ddg.c (create_scc): Ditto.
7441 (find_successors): Ditto.
7442 (find_predecessors): Ditto.
7443 (find_nodes_on_paths): Ditto.
7444 (longest_simple_path): Ditto.
7445 * flow.c (update_life_info): Ditto.
7446 (count_or_remove_death_notes): Ditto.
7447 (clear_log_links): Ditto.
7448 * modulo-sched.c (generate_reg_moves): Ditto.
7449 (find_max_asap): Ditto.
7450 (find_max_hv_min_mob): Ditto.
7451 (find_max_dv_min_mob): Ditto.
7452 * sbitmap.c (sbitmap_first_set_bit): Ditto.
7453 * sched-rgn.c (extract_edgelst): Ditto.
7454 * tree-into-ssa.c (prepare_names_to_update): Ditto.
7455 (dump_update_ssa): Ditto.
7456 (ssa_names_to_replace) Ditto.
7457 (switch_virtuals_to_full_rewrite): Ditto.
7458 (update_ssa): Ditto.
7459 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7461 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
7463 Fix PR tree-optimization/22483
7465 * tree-complex.c (create_components): Use
7466 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
7467 * tree-flow-inline.h (fill_referenced_var_vec): New function.
7468 * tree-flow.h (safe_referenced_var_iterator): New structure.
7469 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
7470 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
7471 safe_referenced_var iterator.
7472 (add_type_alias): Ditto.
7474 2005-07-19 Steven Bosscher <stevenb@suse.de>
7476 * loop-init.c (rest_of_handle_loop2): Remove.
7477 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
7478 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
7479 (pass_rtl_loop_init, pass_rtl_loop_done,
7480 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
7481 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
7482 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
7483 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
7484 pass_tree_loop_done, and pass_tree_unswitch.
7485 (gate_loop): Rename to gate_tree_loop.
7486 * passes.c (init_optimization_passes): Update for renamed tree
7487 loop passes. Add the new loop2 passes as subpasses of loop2.
7488 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
7489 Update for the renamed tree loop passes.
7491 2005-07-18 Ian Lance Taylor <ian@airs.com>
7494 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
7495 blocks when optimizing.
7497 2005-07-18 Steve Ellcey <sje@cup.hp.com>
7499 * common.opt (frename-registers): Initialize to 2.
7501 (fgcse-after-reload): Ditto.
7502 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
7503 (process_options): Only change flag_web, flag_rename_registers,
7504 and flag_rerun_cse_after_loop if not explicitly set by user.
7506 2005-07-18 Jan Beulich <jbeulich@novell.com>
7508 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
7509 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
7510 in 64-bit mode the same as DImode in 32-bit mode.
7511 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
7512 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
7513 mode. Add new mode parameter.
7514 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
7515 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
7516 x86_64_shift_adj): New expanders.
7517 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
7518 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
7520 Respective new splitters. Use renamed shift splitter helpers in 32-bit
7521 DImode shift splitters.
7522 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
7523 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
7526 2005-07-18 Jan Beulich <jbeulich@novell.com>
7528 * i386.md (movdi_extzv_1): New.
7529 (zero_extendhidi2): Combine alternatives and never force use of
7531 (zero_extendqidi2): Likewise. Don't restrict input selection.
7533 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7535 Fix PR tree-optimization/22531
7536 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
7539 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7541 * tree-promote-statics.c (pass_promote_statics): Change dump file
7544 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7546 * tree-optimize.c (init_tree_optimization_passes): Add
7547 pass_eliminate_useless_stores pass.
7548 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
7549 * tree-ssa-pre.c (is_copy_stmt): New function.
7550 (follow_copies_till_vuse): Ditto.
7551 (do_eustores): Ditto.
7552 (gate_eustores): Ditto.
7554 2005-07-16 Richard Henderson <rth@redhat.com>
7556 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
7558 2005-07-16 Danny Berlin <dberlin@dberlin.org>
7559 Kenneth Zadeck <zadeck@naturalbridge.com>
7561 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
7562 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
7563 ipa-type-escape.h, tree-promote-statics.c
7564 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
7565 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
7566 tree-promote-statics.c: new files.
7567 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
7568 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
7569 int nonlocal_set_p, mark_constant_function): Deleted.
7570 (rest_of_handle_cfg): Removed call to mark_constant_function.
7571 (nonoverlapping_component_refs_p): Added calls to support
7572 type based aliasing.
7573 * tree-ssa-alias.c (may_alias_p,
7574 compute_flow_insensitive_aliasing): Ditto.
7575 * calls.c (flags_from_decl_or_type): Removed reference to
7577 * c-typeck.c (convert_arguments): Make builtins tolerant of having
7578 too many arguments. This is necessary for Spec 2000.
7579 * cgraph.h (const_function, pure_function): Removed.
7580 * common.opt: Added "fipa-pure-const", "fipa-reference",
7581 "fipa-type-escape", and "ftree-promote-static".
7583 * passes.c: Added ipa and tree-promote-statics passes.
7584 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
7585 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
7586 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
7587 * tree-flow.h: Added exposed sra calls and addition of
7588 reference_vars_info field for FUNCTION_DECLS.
7589 * tree-pass.h: Added passes.
7590 * tree-sra.c: (sra_init_cache): New function.
7591 (sra_insert_before, sra_insert_after) Made public.
7592 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
7594 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
7595 aliasing. (may_alias_p): Added code to use type escape analysis to
7597 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
7598 code to prune clobbers of static variables based on information
7599 produced in ipa-reference pass. Changed call clobbering so that
7600 statics are not marked as clobbered if the call does not clobber
7603 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
7605 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
7608 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7610 * doc/install.texi (*-*-solaris2*): Document recommended version
7611 of GNU binutils and mention GNU linker problem on Solaris 10.
7613 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
7616 * c-decl.c (c_build_bitfield_integer_type): New function.
7617 (finish_struct): Call it.
7618 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
7620 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7622 * c-typeck.c (digest_init): Call 'convert_for_assignment'
7625 2005-07-16 Jan Hubicka <jh@suse.cz>
7627 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
7628 (scale_bbs_frequencies_int): Watch roundoff errors.
7629 * predict.c (return_prediction): Initialize return_stmt.
7631 2005-07-16 Jan Hubicka <jh@suse.cz>
7633 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
7634 after RTL profiling.
7636 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
7639 * fold-const.c (build_range_check): Convert high/low to etype
7640 if we are only comparing against exp.
7642 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
7644 Fix PR tree-optimization/22376
7645 * tree-ssa-structalias.c (build_constraint_graph): We really meant
7647 (need_to_solve): New function.
7648 (compute_points_to_sets): Use it.
7650 2005-07-15 Jan Hubicka <jh@suse.cz>
7652 * cfg.c (update_bb_profile_for_threading): More diagnostic.
7653 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
7655 2005-07-15 Richard Guenther <rguenther@suse.de>
7657 * c-common.c (handle_flatten_attribute): New function.
7658 Add flatten function attribute.
7659 * doc/extend.texi: Document flatten function attribute.
7660 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
7661 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
7663 (cgraph_decide_inlining): Handle functions with flatten
7666 2005-07-14 David Edelsohn <edelsohn@gnu.org>
7668 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
7669 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
7670 UNSPEC_XCHG, UNSPEC_AND): New.
7671 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
7672 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
7673 * config/rs6000/sync.md (FETCHOP): New code macro.
7674 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
7676 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
7677 (sync_compare_and_swap<mode>): Same.
7678 (sync_lock_test_and_set<mode>): Same.
7679 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
7680 for QImode and HImode, and not PPC405.
7681 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
7682 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
7683 (sync_<fetchop>{si,di}_internal): New.
7684 (sync_nand{si,di}_internal): New.
7685 (sync_old_<fetchop>{si,di}_internal): New.
7686 (sync_old_nand{si,di}_internal): New
7687 (sync_new_<fetchop>{si,di}_internal): New.
7688 (sync_new_nand{si,di}_internal): New.
7689 (atomic_and{si,di}): New.
7690 (sync_new_nand{si,di}_internal): New.
7691 (atomic_and{si,di}): New.
7692 (sync_add<mode>_internal): Delete.
7693 (sync_addshort_internal): Use unspec instead of unspec_volatile.
7694 (sync_sub<mode>_internal): Delte.
7695 (sync_subshort_internal): New.
7696 (sync_andsi_internal): Use unspec instead of unspec_volatile.
7697 (sync_anddi_internal): Delete.
7698 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
7699 (sync_booldi_internal): Delete.
7700 (sync_boolc<mode>_internal): Delete.
7701 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
7702 (sync_boolc<mode>_internal2): Delete.
7703 (sync_boolcc<mode>_internal): Delete.
7704 (isync, lwsync): Use unspec instead of unspec_volatile.
7705 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
7706 Revert UNSPEC_VOLATILE.
7707 (rs6000_split_atomic_op): New.
7708 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
7710 2005-07-14 Eric Christopher <echristo@redhat.com>
7712 * config/mips/mips.c (mips_canonicalize_comparison): Cast
7713 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
7715 2005-07-14 Eric Christopher <echristo@redhat.com>
7717 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
7719 2005-07-14 Steven Bosscher <stevenb@suse.de>
7721 PR tree-optimization/22230
7722 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
7723 the computation of the four cross productions for "range op range".
7725 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
7726 Ulrich Weigand <uweigand@de.ibm.com>
7729 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
7732 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
7734 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
7736 2005-07-14 Steve Ellcey <sje@cup.hp.com>
7738 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
7740 2005-07-14 Richard Guenther <rguenther@suse.de>
7743 * config/i386/i386-protos.h (ix86_function_value): Change
7744 prototype to match new target hook.
7745 * config/i386/i386.c (ix86_value_regno): Change prototype
7746 to take extra type argument.
7747 (TARGET_FUNCTION_VALUE): Define.
7748 (ix86_function_ok_for_sibcall): Pass extra argument to
7749 ix86_value_regno, check return slot rtx for exact match.
7750 (ix86_function_value): Take extra parameter. Dispatch to
7751 ix86_value_regno with fndecl/fntype as provided.
7752 (ix86_value_regno): Handle extra type argument.
7753 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
7755 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
7756 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
7757 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
7758 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
7759 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
7761 2005-07-14 Richard Guenther <rguenther@suse.de>
7763 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
7764 * calls.c (expand_call): Pass fntype to hard_function_value.
7765 (emit_library_call_value_1): Likewise.
7766 * explow.c: Include target.h.
7767 (hard_function_value): Take extra argument, the fntype.
7768 Use new target hook for function_value.
7769 * expr.h (hard_function_value): Change prototype.
7770 * function.c (aggregate_value_p): Pass 0 as fntype to
7771 hard_function_value.
7772 (assign_parms): Use new target hook for function_value.
7773 Pass 0 as fntype to hard_function_value.
7774 (expand_function_end): Likewise.
7775 * reg-stack.c: Include target.h.
7776 (stack_result): Use new target hook for function_value.
7777 * target-def.h: New target hook function_value.
7778 * target.h: Likewise.
7779 * targhooks.c (default_function_value): New function.
7780 * targhooks.h (default_function_value): Declare.
7782 2005-07-13 Ian Lance Taylor <ian@airs.com>
7784 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
7786 2005-07-14 Jan Hubicka <jh@suse.cz>
7788 * tree-dfa.c (dump_variable): Use default_def function.
7789 * tree-ssa-alias.c (dump_points_to_info): Likewise.
7790 * tree-ssa.c (verify_use): Likewise.
7791 * tree-ssanames.c (release_ssa_name): Likewise.
7792 * tree-tailcall.c (eliminate_tail_call): Likewise.
7793 (tree_optimize_tail_calls_1): Likewise.
7794 * tree-vrp.c (get_value_range): Likewise.
7796 2005-07-14 Ben Elliston <bje@au.ibm.com>
7798 * gcc.c (main): Compare language[0] with '*' when iterating over
7801 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7803 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
7804 "s390_emit_compare". Add handling of CCZ1mode.
7805 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
7806 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
7808 (s390_branch_condition_mask): Add CCZ1mode handling.
7809 * config/s390/s390.md: ("seq", "*seq"): New pattern.
7810 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
7811 Use CCZ1mode instead of CCZmode.
7812 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
7814 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7816 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
7818 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
7820 2005-07-13 Eric Christopher <echristo@redhat.com>
7822 * config/mips/mips.c (mips_canonicalize_comparison): New.
7823 (mips_emit_int_relational): Use.
7825 2005-07-13 Eric Christopher <echristo@redhat.com>
7827 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7829 * config/s390/s390.md: Include tpf.md. Move tpf specific
7831 * config/s390/tpf.md: To here.
7832 * config/s390/s390.opt: Move tpf specific options...
7833 * config/s390/tpf.opt: to here. Add mmain option.
7834 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7835 * config/s390/tpf.h: Rewrite.
7837 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7839 * doc/tm.texi: Remove @xref{Cross-profiling}.
7841 2005-07-13 Jeff Law <law@redhat.com>
7843 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
7844 expressions, test their _DECL operands for pointer equality rather
7845 than using operand_equal_p.
7847 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7849 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
7850 (TARGET_POSIX_IO): This.
7851 * config/darwin.h: Likewise.
7852 * config/freebsd.h: Likewise.
7853 * config/linux.h: Likewise.
7854 * config/lynx.h: Likewise.
7855 * config/netbsd.h: Likewise.
7856 * config/rs6000/linux64.h: Likewise.
7857 * config/rs6000/linux.h: Likewise.
7858 * config/s390/tpf.h: Likewise.
7859 * config/sh/embed-elf.h: Likewise.
7860 * config/sparc/linux64.h: Likewise.
7861 * config/sparc/linux.h: Likewise.
7862 * config/svr4.h: Likewise.
7863 * gcov-io.h: Likewise.
7865 * doc/tm.texi: Updated.
7867 * libgcov.c (create_file_directory): Defined only if
7868 TARGET_POSIX_IO is defined.
7869 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7872 2005-07-13 Jan Hubicka <jh@suse.cz>
7874 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7876 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7878 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7879 structure as argument.
7881 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7883 PR tree-optimization/21921
7884 * tree-iterator.c (tsi_link_before): Support the case when
7885 tsi_end_p (tsi) == true.
7887 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7889 PR tree-optimization/22442
7890 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7893 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7895 PR rtl-optimization/20376
7896 * toplev.c (process_options): Enable -fweb and -frename-registers when
7898 * doc/invoke.texi: Update the information about when -fweb and
7899 -frename-registers are enabled.
7901 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7904 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7905 if *rhs_p is not a SSA_NAME.
7907 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7909 Fix PR tree-optimization/22422
7910 * tree-ssa-structalias.c (struct variable_info): Add flag for
7912 (get_varinfo): Now a static function.
7913 (new_varinfo): init has_union and is_special_var to false.
7914 (solution_set_add): Check has_union.
7915 (do_da_constraint): Move temporary variable so it gets reset
7917 Also check for special variable.
7918 (do_ds_constraint): Ditto.
7919 (do_sd_constraint): Ditto.
7920 (do_structure_copy): Check for special variable.
7921 (find_func_aliases): Ditto.
7922 (init_base_vars): Set special vars properly.
7924 2005-07-13 Jan Hubicka <jh@suse.cz>
7926 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7929 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7930 (get_expr_operands): Fix thinko wrt flags and subvars.
7932 PR tree-optimize/22379
7933 * tree-inline.c (expand_call_inline): Do not output sorry in early
7936 2005-07-12 Dale Johannesen <dalej@apple.com>
7938 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7940 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7943 * host-linux.h: Include limits.h.
7945 2005-07-12 Dale Johannesen <dalej@apple.com>
7947 * expr.c (compress_float_constant): Add cost check.
7948 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7950 2005-07-12 Dale Johannesen <dalej@apple.com>
7952 * gcc.target/i386/compress-float-sse.c: New.
7953 * gcc.target/i386/compress-float-sse-pic.c: New.
7954 * gcc.target/i386/compress-float-387.c: New.
7955 * gcc.target/i386/compress-float-387-pic.c: New.
7956 * gcc.dg/compress-float-ppc.c: New.
7957 * gcc.dg/compress-float-ppc-pic.c: New.
7959 2005-07-12 Eric Christopher <echristo@redhat.com>
7961 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7963 * config/s390/s390.md: Include tpf.md. Move tpf specific
7965 * config/s390/tpf.md: To here.
7966 * config/s390/s390.opt: Move tpf specific options...
7967 * config/s390/tpf.opt: to here. Add mmain option.
7968 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7969 * config/s390/tpf.h: Rewrite.
7971 2005-07-12 Eric Christopher <echristo@redhat.com>
7973 * gcc.c (struct infile): Update comment for language.
7974 (main): Rewrite input file resetting code.
7976 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7979 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7980 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7981 (lookup_avail_expr): Use constant_boolean_node instead
7982 of boolean_false_node/boolean_true_node.
7984 2005-07-12 Ben Elliston <bje@au.ibm.com>
7986 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7987 and use it when printing num_edges.
7989 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7991 * doc/extend.texi (Blackfin Built-in Functions): New section.
7992 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7995 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7997 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7998 s/cmpstrsi/cmpstrnsi
7999 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
8001 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
8002 (init_optabs): Initialize cmpstrn_optab.
8003 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
8004 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
8005 * expr.c: (enum insn_code cmpstrn_optab): Declare.
8006 * config/i386/i386.md: s/cmpstr/cmpstrn
8007 * config/c4x/c4x.md: s/cmpstr/cmpstrn
8008 * doc/md.texi: Update documentation.
8010 2005-07-11 Richard Henderson <rth@redhat.com>
8012 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
8013 build_va_arg_indirect_ref.
8014 (alpha_gimplify_va_arg): Likewise.
8015 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
8016 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
8017 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
8018 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
8019 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
8020 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
8022 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
8024 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8026 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
8027 * passes.c (init_optimization_passes): Add pass_empty_loop.
8028 * tree-pass.h (pass_empty_loop): Declare.
8029 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
8030 try_remove_empty_loop, remove_empty_loops): New functions.
8031 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
8032 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
8034 2005-07-12 Peter Barada <peter@the-baradas.com>
8038 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
8039 in address registers.
8040 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
8041 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
8042 alternative of addsi3_5200.
8044 2005-07-11 Ian Lance Taylor <ian@airs.com>
8046 * config/mips/mips.md (ffs<mode>2): Remove.
8048 2005-07-11 Ian Lance Taylor <ian@airs.com>
8050 * doc/tree-ssa.texi (Cleanups): Improve description of
8052 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
8054 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8056 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
8057 * tree.h (DECL_ARGUMENT_FLD): New macro.
8059 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8061 Fix PR tree-optimization/22404
8063 * tree-ssa-structalias.c (create_variable_info_for): Use
8066 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
8068 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
8069 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
8070 for second comparison operand.
8071 * config/bfin/predicates.md (reg_or_const_int_operand): New.
8073 * config/bfin/bfin.md (define_attr "type"): Add "sync".
8074 (define_insn_reservation "alu"): Likewise.
8075 (csync, ssync): Now of type sync.
8076 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
8077 -mcsync-anomaly -mspecld-anomaly.
8078 * config/bfin/bfin.opt (mcsync): Remove.
8079 (mcsync-anomaly, mspecld-anomaly): Add.
8080 * config/bfin/bfin.c: Include "insn-codes.h".
8081 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
8082 (TARGET_DEFAULT_TARGET_FLAGS): New.
8083 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
8085 2005-07-11 Steven Bosscher <stevenb@suse.de>
8087 * basic-block.h: Give the BB flags enum a name, bb_flags.
8088 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
8089 * cfgcleanup.c (enum bb_flags): Remove here.
8090 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
8091 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
8092 (update_forwarder_flag): Likewise.
8093 (thread_jump): Likewise.
8094 (try_forward_edges): Likewise.
8095 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
8096 forwarder flags. Don't clear bb->aux for all basic blocks. Only
8097 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
8099 2005-07-11 Richard Guenther <rguenther@suse.de>
8101 * config/i386/i386.opt: New target option -msseregparm.
8102 * config/i386/i386.c (override_options): Error out for
8103 -msseregparm but no SSE support.
8104 (ix86_function_sseregparm): Check for global sseregparm.
8105 * doc/invoke.texi: Document -msseregparm.
8107 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8109 * config.gcc (m32r-*-linux*): Use the default extra_parts.
8110 (m32rle-*-linux*): Ditto.
8112 2005-07-11 Jakub Jelinek <jakub@redhat.com>
8114 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
8115 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
8118 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8122 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
8123 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
8125 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
8127 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
8128 (varmap): Heapify varmap.
8129 (constraints): Heapify constraints.
8130 (struct constraint_graph): Heapify succs and preds.
8131 (constraint_vec_find): Update for heapification.
8132 (constraint_set_union): Ditto.
8133 (insert_into_complex): Ditto.
8134 (constraint_edge_vec_find): Ditto.
8135 (erase_graph_self_edge): Ditto.
8136 (add_graph_edge): Ditto.
8137 (get_graph_weights): Ditto.
8138 (merge_graph_nodes): Ditto.
8139 (build_constraint_graph): Ditto.
8140 (topo_visit): Ditto.
8141 (solve_graph): Ditto.
8142 (create_variable_info_for): Ditto.
8143 (init_base_vars): Ditto.
8144 (delete_points_to_sets): Free graph, varmap, and complex constraints.
8145 (condese_varmap_nodes): Free complex vector.
8146 (clear_edges_for_node): Clear succs and preds vector.
8148 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8150 * tree-ssa-structalias.c (update_alias_info): Change counting of
8151 references to not include vdefs.
8153 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8155 * tree-ssa-alias.c (free_used_part_map): Add missing free.
8158 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8160 * pa.c (pa_commutative_p): Make PLUS commutative when
8161 TARGET_NO_SPACE_REGS is true.
8163 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8165 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
8166 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
8167 * tree-dfa.c (dump_subvars_for): New.
8168 (debug_subvars_for): New.
8169 (dump_variable): Show subvariables if VAR has them.
8170 * tree-flow-inline.h (get_subvar_at): New.
8171 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
8172 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
8174 (struct subvar): Change fields offset and size to unsigned
8176 (dump_subvars_for): Declare.
8177 (debug_subvars_for): Declare.
8178 (get_subvar_at): Declare.
8179 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
8180 to unsigned HOST_WIDE_INT *.
8181 (overlap_subvar): Likewise.
8182 * tree-gimple.c (is_gimple_reg): Always return false for
8183 SFTs and memory tags.
8184 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
8186 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
8187 (compute_may_aliases): Call compute_points_to_sets.
8188 (collect_points_to_info_for): Remove.
8189 (compute_points_to_and_addr_escape): Remove.
8190 (delete_alias_info): Call delete_points_to_sets.
8191 (compute_flow_sensitive_aliasing): If the call to
8192 find_what_p_points_to returns false, call set_pt_anything.
8193 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
8194 (set_pt_anything): Clear pi->pt_vars.
8195 (set_pt_malloc): Remove.
8196 (merge_pointed_to_info): Remove.
8197 (add_pointed_to_expr): Remove.
8198 (add_pointed_to_var): Remove.
8199 (collect_points_to_info_r): Remove.
8200 (is_escape_site): Make extern.
8202 (create_overlap_variables_for): Call it.
8203 * tree-ssa-copy.c (merge_alias_info): Never merge
8204 flow-sensitive alias information.
8205 * tree-ssa-operands.c (get_expr_operands): Adjust variables
8206 offset and size to be unsigned HOST_WIDE_INT.
8207 (add_to_addressable_set): Rename from note_addressable.
8208 Set TREE_ADDRESSABLE as the variables are added to the set.
8210 (add_stmt_operand): Do not try to micro-optimize unmodifiable
8211 operands into VUSEs when adding V_MAY_DEFs for members in an
8213 * tree-ssa-operands.h (add_to_addressable_set): Declare.
8214 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
8215 (struct variable_info): Add bitfield is_heap_var.
8216 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
8217 (new_var_info): Initialize is_heap_var.
8218 (get_constraint_for): Add HEAP variables to the symbol table.
8219 Mark them with is_heap_var.
8220 (update_alias_info): New. Taken mostly from the old
8221 compute_points_to_and_addr_escape.
8222 (handle_ptr_arith): New.
8223 (find_func_aliases): Call update_alias_info.
8224 Call handle_ptr_info for tcc_binary expressions.
8225 Call mark_stmt_modified.
8226 (create_variable_info_for): If DECL has subvars, do not create
8227 variables for its subvars. Always add all the fields.
8228 (set_uids_in_ptset): If the solution includes ANYOFFSET and
8229 SFTs, then add all the SFTs of the structure.
8230 If VI->DECL is an aggregate with subvariables, add the SFT at
8232 (find_what_p_points_to): If VI is an artificial variable,
8233 translate to bitfields in SSA_NAME_PTR_INFO.
8234 If the solution is empty, set pi->pt_vars to NULL
8235 (init_base_vars): Create ANYOFFSET.
8236 (compute_points_to_sets): Rename from create_alias_vars.
8238 (pass_build_pta): Remove.
8239 (delete_points_to_sets): Rename from delete_alias_vars.
8240 (pass_del_pta): Remove.
8241 * tree-ssa-structalias.h (struct alias_info): Move from
8243 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
8244 NUM_REFERENCES_SET): Likewise.
8245 (compute_points_to_sets, delete_points_to_sets): Declare.
8247 2005-07-09 Richard Henderson <rth@redhat.com>
8249 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
8250 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
8251 alpha_split_lock_test_and_set_12): New functions.
8252 * config/alpha/alpha-protos.h: Update.
8253 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
8254 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
8255 * config/alpha/sync.md (I12MODE): New.
8256 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
8257 (sync_<fetchop_name><I48MODE>): Likewise.
8258 (sync_nand<I48MODE>): Likewise.
8259 (sync_old_<fetchop_name><I48MODE>): Likewise.
8260 (sync_new_<fetchop_name><I48MODE>): Likewise.
8261 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8262 (sync_compare_and_swap<I48MODE>): Likewise.
8263 (sync_lock_test_and_set<I48MODE>): Likewise.
8264 (sync_compare_and_swap<I12MODE>): New.
8265 (sync_compare_and_swap<I12MODE>_1): New.
8266 (sync_lock_test_and_set<I12MODE>): New.
8267 (sync_lock_test_and_set<I12MODE>_1): New.
8269 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8273 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
8275 2005-07-09 Jakub Jelinek <jakub@redhat.com>
8277 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
8278 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
8280 2005-07-09 Richard SAndiford <richard@codesourcery.com>
8283 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8285 2005-07-08 David Edelsohn <edelsohn@gnu.org>
8287 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
8288 memory_operand constraint.
8289 (store_conditional_<mode>): Same.
8290 (sync_compare_and_swap<mode>): Same.
8291 (sync_lock_test_and_set<mode>): Same.
8293 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
8295 Rewrite PIC support to more closely model actual instructions.
8296 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
8297 (cris_symbol): Remove prototypes for removed functions.
8298 (cris_pic_symbol_type_of, cris_valid_pic_const)
8299 (cris_expand_pic_call_address): Prototypes for new functions.
8300 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
8302 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
8304 <case ':'>: Add case for new punctuation character.
8305 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
8306 emitting (extra) PIC modifier.
8307 <case UNSPEC>: Do not assert for PLT.
8308 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
8309 (cris_expand_prologue, cris_expand_epilogue): Check
8310 for pic_offset_table_rtx usage instead of taking
8311 current_function_uses_pic_offset_table as the final word.
8312 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
8313 Remove flag_pic difference.
8314 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
8315 the moral equivalents of...
8316 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
8318 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
8319 (cris_handle_option): Mark ARG as unused.
8320 (cris_expand_pic_call_address): New worker function for "call",
8322 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
8323 output PIC constructs here.
8324 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
8325 as symbol-specific modifers, not whole or part of operands.
8326 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
8327 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
8328 constants and flag_pic.
8329 (CONSTANT_INDEX_P): Adjust for new functions.
8330 (enum cris_pic_symbol_type): New helper type.
8331 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
8332 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
8333 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
8335 ("movsi"): Emit actual instructions for GOT and relative access.
8336 ("*movsi_got_load"): New pattern to set up the register holding
8338 ("*movsi_internal"): Operand 1 is not a plain general_operand.
8339 Adjust FIXME for 'S'.
8340 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
8341 Use "movs" for -fpic cases.
8342 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
8343 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
8344 ("call", "call_value"): Just call cris_expand_pic_call_address for
8346 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
8347 Remove special pattern.
8348 ("*expanded_call_side", "*expanded_call_value_side"): New
8350 (gotplt-to-plt, gotplt-to-plt-side-call)
8351 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
8353 * config/cris/cris/predicates.md
8354 ("cris_general_operand_or_gotless_symbol"): Remove unused
8356 ("cris_general_operand_or_symbol"): Adjust for new functions.
8358 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8360 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
8362 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
8364 * Makefile.in (TREE_H): Add treestruct.def.
8365 (c-decl.o): Add pointer-set.h
8366 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
8367 visibility on regular DECL's.
8368 (merge_decls): Fix the copying of decl nodes of various types for
8369 the new structures. Don't update RTL, section name, weak status,
8370 etc, on DECL's without RTL.
8371 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
8372 Don't check volatile on non-variable types.
8373 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
8374 to check whether we have seen arguments.
8375 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
8376 flag is checked before field (flag is common, field is not).
8377 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
8378 TS_DECL_COMMON could have an origin.
8379 (add_location_or_const_value_attribute): Don't check section name
8380 on non-var/function decls.
8381 (dwarf2out_var_location): Reverse order of tests.
8382 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
8383 with DECL_WRTL_CHECK.
8384 * expmed.c (make_tree): rtl is now in decl_with_rtl.
8385 * fold-const.c (fold_binary): Don't check weakness on
8386 non-var/function decls.
8387 (tree_expr_nonzero_p): Ditto.
8388 (fold_checksum_tree): Use tree_decl_extra as sizeof
8390 * ggc-page.c (extra_order_size_table): Add sizes for
8391 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
8393 * gimplify.c (gimplify_bind_expr): Only set
8394 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
8395 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
8397 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
8398 * langhooks.h (init_ts). New langhook.
8399 * passes.c (rest_of_decl_compilation): Reverse order of tests.
8400 * print-tree.c (print_node): Update to only print fields that
8401 exist in the structures the passed decl has.
8402 * toplev.c (wrapup_global_declarations): Don't reset
8403 DECL_DEFER_OUTPUT on DECL's that don't contain it.
8404 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
8405 * tree-inline.c (remap_decl): Ditto.
8406 * tree-outof-ssa.c (create_temp): Reverse order of tests.
8407 * tree-pretty-print.c (print_declaration): Don't print
8408 DECL_REGISTER on things that don't contain it.
8409 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
8410 non-var/function decls.
8411 * tree.c (tree_contains_struct): New structure.
8412 (init_priority_for_decl): New hashtable.
8413 (tree_int_map): New structure.
8414 (tree_int_map_eq): New function.
8415 (tree_int_map_marked_p): Ditto.
8416 (tree_int_map_hash): Ditto.
8417 (tree_map): Move to tree.h.
8418 (tree_map_eq): Externalize.
8419 (tree_map_hash): Ditto.
8420 (tree_map_marked_p): Ditto.
8421 (init_ttree): Set up tree_contains_struct and call langhook.
8422 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
8423 (tree_code_size): Update for new structures.
8424 (tree_node_structure): Update for new structures.
8425 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
8427 (copy_node_stat): Copy init priority.
8428 (build_decl_stat): Ditto for visibility.
8429 (ts_enum_names): New.
8430 (tree_contains_struct_check_failed): New function.
8431 (decl_init_priority_lookup): Ditto.
8432 (decl_init_priority_insert): Ditto.
8433 * treestruct.def: New file.
8434 * tree.h (CODE_CONTAINS_STRUCT): New macro.
8435 (CONTAINS_STRUCT_CHECK): Ditto.
8436 (tree_contains_struct_check_failed): New prototype.
8437 (DECL_CHECK): Removed.
8438 (DECL_MINIMAL_CHECK): New.
8439 (DECL_COMMON_CHECK): Ditto.
8440 (DECL_WRTL_CHECK): Ditto.
8441 (DECL_NON_COMMON_CHECK): Ditto.
8442 (DECL_WITH_VIS_CHECK): Ditto.
8443 (VAR_OR_FUNCTION_DECL_P): Ditto
8444 (struct tree_decl_minimal): New structure.
8445 (struct tree_decl_common): Ditto.
8446 (struct tree_decl_with_rtl): Ditto.
8447 (struct tree_decl_with_vis): Ditto.
8448 (struct tree_decl_non_common): Ditto.
8449 (struct tree_field_decl): Ditto.
8450 (struct tree_parm_decl): Ditto.
8451 (struct tree_var_decl): Ditto.
8452 (struct tree_function_decl): Ditto.
8453 (struct tree_const_decl): Ditto.
8454 (struct tree_result_decl): Ditto.
8455 (union tree_node): Add new structures.
8456 * var-tracking.c (track_expr_p): Reverse order of tests.
8458 * doc/c-tree.texi: Add documentation on DECL node internal structure.
8460 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8462 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
8463 * system.h: Poison FINALIZE_PIC.
8464 * doc/tm.texi (FINALIZE_PIC): Remove.
8466 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8469 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
8470 to the correct type if we have a MODIFY_EXPR.
8472 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8474 PR tree-optimization/22360
8475 * tree.c (upper_bound_in_type): Fix calculations for casting
8476 to a non-wider signed type and casting a signed value to a
8477 wider unsigned type.
8478 (lower_bound_in_type): Fix calculations for casting to a
8479 non-wider signed type.
8481 PR tree-optimization/20139
8482 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
8484 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
8485 fold_cond_expr_cond.
8486 * tree-ssanames.c (release_defs): Assert in_ssa_p.
8487 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
8489 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8492 * tree-complex.c (expand_complex_libcall): Produce
8493 REALPART_EXPR/IMAGPART_EXPR with the correct type.
8495 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
8497 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
8498 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
8499 b" assert and inserted fastpath code for this case.
8500 (bitmap_ior): Removed "a != b" assert.
8502 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8504 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
8505 (ENDFILE_SPEC): Likewise.
8506 * config/m32r/m32r.h (ASM_SPEC): Likewise.
8508 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
8509 a large stack frame at epilogue.
8511 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
8513 * final.c: Include sdbout.h when required.
8515 2005-07-07 Geoffrey Keating <geoffk@apple.com>
8517 * config.gcc (*-*-darwin*): Only one target-specific header file
8519 (powerpc-*-darwin*): Add version-specific header files.
8520 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
8521 * config.in: Regenerate.
8522 * configure: Regenerate.
8523 * gcc.c: Include xregex.h.
8524 (version_compare_spec_function): New.
8525 (spec_function): Add version-compare.
8526 (replace_outfile_spec_function): Reformat comment.
8527 (compare_version_strings): New.
8528 * config/darwin-c.c (version_as_macro): New.
8529 (builtin_define): New.
8530 (darwin_cpp_builtins): New.
8531 * config/darwin-protos.h (darwin_cpp_builtins): New.
8532 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
8533 (LIB_SPEC): Make unconditional, update comment.
8534 (TARGET_C99_FUNCTIONS): Define.
8535 * config/darwin.opt: Sort.
8536 (mmacosx-version-min=): New.
8537 * config/darwin7.h: Delete.
8538 * config/darwin8.h: Delete.
8539 * config/i386/darwin.h (): Call darwin_cpp_builtins.
8540 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
8541 (TARGET_C99_FUNCTIONS): Define.
8542 * config/rs6000/darwin7.h: New.
8543 * config/rs6000/darwin8.h: New.
8544 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
8545 (-mmacosx-version-min): Document.
8547 2005-07-07 Ian Lance Taylor <ian@airs.com>
8549 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
8551 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
8554 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
8556 2005-07-07 Khem Raj <kraj@mvista.com>
8558 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
8559 in bytes, not words.
8561 2005-07-07 Paul Brook <paul@codesourcery.com>
8563 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
8564 DEFAULT_FUNCTION_ARG_PADDING to upward.
8566 2005-07-07 Richard Henderson <rth@redhat.com>
8568 * function.c (locate_and_pad_parm): Record parameter alignment in
8569 stack_alignment_needed.
8571 2005-07-07 David Edelsohn <edelsohn@gnu.org>
8573 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
8574 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
8575 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
8576 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
8577 (define_attr "type"): Add isync, sync, load_l, store_c.
8578 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
8579 Create scratch volatile MEM.
8580 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
8582 (load_locked_<mode>): New.
8583 (store_conditional_<mode>): New.
8584 (sync_compare_and_swap<mode>): Replace with splitter.
8585 (sync_lock_test_and_set<mode>): Replace with splitter.
8586 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
8588 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
8589 is ics. Attribute isync.
8590 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
8592 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
8593 and UNSPECV_SYNC_OP.
8594 (emit_unlikely_jump): New.
8595 (emit_load_locked): New.
8596 (emit_store_conditional): New.
8597 (rs6000_split_compare_and_swap): New.
8598 (rs6000_split_lock_test_and_set): New.
8599 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
8600 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
8601 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
8602 rs6000_split_lock_test_and_set): Declare.
8603 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
8604 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
8605 store_c, isync, sync.
8607 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
8609 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
8610 filenames to gtyp-gen.h.
8611 (s-typ-gen): Use it in place of for loops.
8613 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
8615 * hooks.c (hook_bool_rtx_int_false): New function.
8616 * hooks.h (hook_bool_rtx_int_false): Declare.
8617 * target-def.h (TARGET_COMMUTATIVE_P): Define.
8618 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
8619 * target.h (struct gcc_target): Add commutative_p member.
8620 * targhooks.c (hook_bool_rtx_commutative_p): New function.
8621 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
8622 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
8623 (pa_commutative_p): New function.
8624 * jump.c (target.h): Include.
8625 (rtx_renumbered_equal_p): Use targetm.commutative_p.
8626 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
8628 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8630 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
8631 (s390_expand_setmem): New.
8632 * config/s390/s390.c: Likewise.
8633 (print_shift_count_operand): Truncate to 12 bits instead of 6.
8635 * config/s390/s390.md: ("setmem<mode>"): Accept character as
8636 general_operand. Call new function "s390_expand_setmem".
8637 ("clrmem_long", "*clrmem_long"): Rewrite to ...
8638 ("setmem_long", "*setmem_long"): ... this.
8640 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8642 * config/s390/s390.c: (optimization_options): Enable
8643 TARGET_MVCLE at -Os.
8644 * doc/invoke.texi: Document changes in default behaviour.
8645 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
8647 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8649 * expr.c: (set_storage_via_setmem): Convert opchar to mode
8650 defined by back-end.
8652 2005-07-07 Jakub Jelinek <jakub@redhat.com>
8654 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
8655 all sets in the pattern.
8656 * config/rs6000/rs6000.md (stack_protect_testsi,
8657 stack_protect_testdi): Likewise.
8659 2005-07-06 Jeff Law <law@redhat.com>
8661 * tree-vrp.c (simplify_using_ranges): Kill.
8662 (vrp_finalize): Remove call to simplify_using_ranges.
8663 (simplify_stmt_using_ranges): New function extracted from
8664 simplify_using_ranges.
8665 (simplify_div_or_mod_using_ranges): Likewise.
8666 (simplify_abs_using_ranges): Likewise.
8667 (simplify_cond_using_ranges): New function.
8668 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
8669 * tree-ssa-propagate.c (substitute_and_fold): Call
8670 simplify_stmt_using_ranges if we have range information.
8672 2005-07-06 James E. Wilson <wilson@specifixinc.com>
8674 * config/ia64/ia64.c (ia64_reorg): Check optimize before
8675 ia64_flag_schedule_isns2.
8677 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
8678 reading/writing general registers.
8679 (ia64_function_arg): Revert 2005-06-18 change.
8681 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8683 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
8684 (legitimize_tls_address): Use gcc_unreachable instead of abort.
8686 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
8688 * function.c (expand_function_end): Revert part of 2005-06-27
8689 patch. Do sjlj_emit_function_exit_after after return_label.
8691 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8693 * doc/install.texi (--disable-libssp): New.
8695 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
8697 * doc/invoke.texi: Update -fforce-mem documentation.
8698 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
8699 code for -fforce-mem.
8700 * expmed.c: (store_bit_field,store_fixed_bit_field,
8701 extract_bit_field): Ditto.
8702 * expr.c: (convert_move): Ditto.
8703 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
8704 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
8705 emit_conditional_add,expand_float,expand_fix): Ditto.
8706 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
8707 (common_handle_option): Issue warning when -fforce-mem specified.
8709 2005-07-06 Paul Brook <paul@codesourcery.com>
8711 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
8713 * configure: Regenerate.
8715 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
8717 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
8719 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
8721 Fix PR tree-optimization/22319
8722 Fix PR tree-optimization/22140
8723 Fix PR tree-optimization/22310
8725 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
8726 variable sized types.
8727 Use correct type for intermediate structure on *a = *b structure
8730 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8732 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
8734 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
8735 (machine_function): Move typedef to...
8736 * config/rs6000/rs6000.c (machine_function): ... here. Add
8737 varargs_save_offset field.
8738 (rs6000_stack_t): Remove varargs_size field.
8739 (setup_incoming_varargs): Allocate varargs save area using
8740 assign_stack_local, try to make it as small as possible.
8741 Save offset from virtual_stack_vars_rtx to the save area
8742 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
8743 instead of magic 8 when fp word byte size is used.
8744 (rs6000_va_start): Use cfun->machine->varargs_save_offset
8745 instead of -RS6000_VARARGS_SIZE.
8746 (rs6000_stack_info, debug_stack_info,
8747 rs6000_initial_elimination_offset): Remove all traces of
8749 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
8750 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
8751 RS6000_VARARGS_AREA.
8753 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
8755 PR tree-optimization/21963
8756 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
8757 constant_multiple_of in the same way get_computation_cost_at does.
8759 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8761 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
8762 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
8763 (gen_compare_reg): If sparc_compare_emitted is set, clear it
8764 and return its previous value.
8765 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
8766 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
8768 (stack_protect_set, stack_protect_test): New expanders.
8769 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
8770 stack_protect_testdi): New insns.
8771 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8772 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
8774 2005-07-06 Jeff Law <law@redhat.com>
8776 * tree-ssa-dce.c (cfg_altered): New global.
8777 (tree_dce_init): Initialize cfg_altered.
8778 (remove_dead_stmt): If we remove an edge in the CFG, then set
8780 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
8783 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8785 * Makefile.in (stamp-collect-ld): Use
8786 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
8787 ./collect-ld if it already exists.
8788 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
8789 Don't remove ./nm if it already exists.
8791 2005-07-05 Devang Patel <dpatel@apple.com>
8793 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
8794 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
8795 * tree-vectorizer.c (vect_loop_location): New.
8796 (vect_print_dump_info): Use vect_loop_location.
8797 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
8798 (vectorize_loops): Set vect_loop_location.
8799 * tree-vect-analyze.c (vect_analyze_offset_expr,
8800 vect_determin_vectorization_factor, vect_analyze_operations,
8801 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
8802 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
8803 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
8804 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
8805 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
8806 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
8807 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
8808 vect_analyze_loop): Adjust vect_print_dump_info API.
8809 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
8810 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
8811 vect_finish_stmt_generation, vectorizable_assignment,
8812 vectorizable_operation, vectorizable_store, vectorizable_load,
8813 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
8814 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
8815 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
8816 vect_transform_loop): Same.
8817 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
8818 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
8821 2005-07-05 Randolph Chung <tausq@debian.org>
8823 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
8824 * configure: Regenerate.
8825 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
8826 (pa_tls_referenced_p): Declare.
8827 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
8828 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
8829 (legitimize_tls_address): New.
8830 (hppa_legitimize_address): Handle TLS addresses.
8831 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
8832 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8833 (emit_move_sequence): Handle TLS addresses.
8834 (pa_encode_section_info): Call default handler to handle common
8836 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
8837 (CONSTANT_ADDRESS_P): Reject TLS operands.
8838 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
8839 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
8840 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
8841 (UNSPEC_TLSLE): Define new constants.
8842 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
8843 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
8844 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
8845 (tie_symbolic_operand, tle_symbolic_operand): New
8847 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
8849 * aclocal.m4: Update macros for autoconf 2.59 style.
8850 * configure.ac: Likewise.
8852 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8854 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8855 (function_arg): Pass small aggregates in general registers on 32-bit
8857 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8859 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8861 * Makefile.in (final.o): Fix dependencies.
8863 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8867 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8868 * langhooks.c (lhd_expr_to_decl): New.
8869 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8871 (LANG_HOOKS_INITIALIZER): Update.
8872 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8873 expr_to_decl langhook.
8874 * c-tree.h (c_expr_to_decl): Declare.
8875 * c-typeck.c (c_expr_to_decl): New.
8876 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8878 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8880 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8883 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8884 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8886 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8888 * Makefile.in: Adjust dependencies.
8889 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8890 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8891 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8892 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8893 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8894 rest_of_compilation.
8896 * bb-reorder.c (gate_duplicate_computed_gotos,
8897 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8898 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8899 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8900 pass_partition_blocks): New.
8901 * bt-load.c (gate_handle_branch_target_load_optimize,
8902 rest_of_handle_branch_target_load_optimize,
8903 pass_branch_target_load_optimize): New.
8904 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8906 * cfglayout.c (pass_insn_locators_initialize): New.
8907 * cfgrtl.c (pass_free_cfg): New.
8908 * combine.c (gate_handle_combine, rest_of_handle_combine,
8910 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8911 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8912 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8913 * except.c (pass_set_nothrow_function_flags,
8914 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8916 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8917 rest_of_handle_shorten_branches, pass_shorten_branches,
8918 rest_of_clean_state, pass_clean_state): New.
8919 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8920 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8921 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8923 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8924 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8925 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8926 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8928 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8929 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8930 pass_rtl_ifcvt, gate_handle_if_after_combine,
8931 rest_of_handle_if_after_combine, pass_if_after_combine,
8932 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8933 pass_if_after_reload): New.
8934 * integrate.c (pass_initial_value_sets): New.
8935 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8936 pass_purge_lineno_notes): New.
8937 * mode-switching.c (rest_of_handle_mode_switching,
8938 pass_mode_switching): New.
8939 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8940 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8942 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8943 pass_loop_optimize): New.
8944 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8946 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8948 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8949 pass_postreload_cse): New.
8950 * profile.c (gate_handle_profiling, pass_profiling,
8951 rest_of_handle_branch_prob, pass_branch_prob): New.
8952 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8953 pass_split_before_regstack, gate_handle_split_before_regstack,
8954 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8955 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8956 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8957 pass_stack_regs): New.
8958 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8959 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8960 pass_stack_adjustments): New.
8961 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8962 pass_regrename): New.
8963 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8964 pass_delay_slots, gate_handle_machine_reorg,
8965 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8966 * rtl.h (extern void purge_line_number_notes): New.
8967 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8968 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8970 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8972 * value-prof.c (gate_handle_value_profile_transformations,
8973 rest_of_handle_value_profile_transformations,
8974 pass_value_profile_transformations): New.
8975 * var-tracking.c (gate_handle_var_tracking,
8976 pass_variable_tracking): New.
8977 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8979 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8980 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8981 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8982 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8983 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8984 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8985 rest_of_handle_gcse2, rest_of_handle_regmove,
8986 rest_of_handle_tracer, rest_of_handle_if_conversion,
8987 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8988 rest_of_handle_web, rest_of_handle_branch_prob,
8989 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8990 rest_of_handle_jump_bypass, rest_of_handle_combine,
8991 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8992 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8993 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8994 rest_of_handle_mode_switching, rest_of_handle_jump,
8995 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8996 rest_of_handle_flow2, rest_of_handle_jump2,
8997 rest_of_handle_peephole2, rest_of_handle_postreload,
8998 rest_of_handle_shorten_branches, rest_of_clean_state,
8999 rest_of_compilation): Remove.
9001 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
9002 * passes.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): Moved
9006 from tree-optimize.c.
9007 (init_optimization_passes): Moved from tree-optimize.c,
9008 adding the RTL optimizations.
9009 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
9010 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
9011 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9012 register_dump_files, next_pass_1, last_verified, execute_todo,
9013 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
9014 init_tree_optimization_passes, ipa_passes): Delete.
9015 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
9017 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
9018 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
9020 (ipa_passes): Remove.
9021 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
9022 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
9023 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
9024 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
9025 (dump_info_p, dump_flag): Moved to tree-dump.h.
9027 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
9029 * passes.c (finish_optimization_passes): Use dump_begin
9030 and dump_end, TDI_end.
9031 (gate_rest_of_compilation): New.
9032 (pass_rest_of_compilation): Use it.
9033 (gate_postreload, pass_postreload): New.
9034 * toplev.c (general_init): Rename init_tree_optimization_passes.
9035 * toplev.h (init_tree_optimization_passes): Rename to
9036 init_optimizations_passes.
9037 * tree-dump.c (dump_flag): Make static.
9038 (dump_files): Remove RTL dumps.
9039 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
9040 pass_cleanup_cfg, pass_free_cfg_annotations,
9041 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
9042 pass_init_datastructures, pass_fixup_cfg): Make non-static.
9043 * tree-pretty-print.c: Include tree-pass.h.
9044 * cgraph.c: Include tree-dump.h.
9046 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9048 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
9049 Only fall back to saying it points to readonly memory if
9052 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9054 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
9055 * config/m32r/m32r.c (m32r_compute_frame_size,
9056 m32r_expand_prologue): Take current_function_profile into
9057 account whenever we reference
9058 current_function_uses_pic_offset_table.
9059 (m32r_finalize_pic): Remove.
9060 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
9062 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
9064 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
9065 instead of $<. Don't remove ./as if it already exists.
9067 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9070 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
9071 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
9072 for complex modes when generating code for PA 1.0.
9073 (VALID_FP_MODE_P): New macro.
9074 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9075 sets for all general and floating point modes. Align wide floating
9076 point modes to even register boundaries to comply with architectural
9078 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
9079 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
9080 (VALID_FP_MODE_P): New macro.
9081 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9082 sets for all general and floating point modes. Align wide floating
9083 point modes to even register boundaries to comply with architectural
9086 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9088 * tree-dump.c (dump_files): Initialize dump number for .cgraph
9091 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9093 * tree-ssa-structalias.c: Don't include expr.h.
9095 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9097 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
9100 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9102 Fix PR tree-optimization/22279
9104 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
9107 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
9109 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
9111 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9113 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
9114 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
9115 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
9116 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
9117 config/stormy16/stormy16.c, config/v850/v850.c,
9118 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
9119 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
9120 Avoid "." or "\n" at end of diagnostics and capital letters at
9121 start of diagnostics.
9122 * combine.c, cse.c: Don't translate dump file output.
9123 * toplev.c (print_version): Only translate output if going to
9126 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9128 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
9129 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
9132 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9134 * pa.c (fix_range): Fix typo in comment.
9136 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9138 * tree-vrp.c (extract_range_from_assert): Replace
9139 fold (build (...)) with fold_build2.
9141 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9143 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
9144 gcc_gfc_char_table, init_dynamic_gfc_info): New.
9145 (format_types_orig, handle_format_attribute): Add support for
9148 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
9150 * varasm.c (assemble_variable): Fix format specifier thinko.
9152 2005-07-03 Ira Rosen <irar@il.ibm.com>
9154 PR tree-optimization/22029 (and 22135)
9155 * tree-pretty-print.c (dump_generic_node): Check that the node is not
9156 a phi node before calling dump_vops.
9158 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9160 * tree-dump.h (dump_string_field): Declare.
9161 * tree-dump.c: Use it instead of dump_string.
9162 (dump_string_field): Make non-static.
9164 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
9166 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
9167 up the minimal CFG stuff always when optimize > 0. Call
9168 split_all_insns_noflow in PIC case if needed.
9170 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9171 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
9174 * c-decl.c (c_write_global_declarations): Dump contents of
9176 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
9177 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
9178 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
9179 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
9182 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9184 * c-common.h (GCC_DIAG_STYLE): Define.
9185 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
9186 version for format checking to 4.1.
9187 * c-format.c: Include toplev.h after c-common.h.
9188 (enum format_type): Add gcc_tdiag_format_type.
9189 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
9190 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
9191 (format_types_orig): Add gcc_tdiag.
9192 (init_dynamic_diag_info): Support gcc_tdiag formats.
9193 (handle_format_attribute): Likewise.
9194 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
9195 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
9196 version for format checking to 4.1.
9197 (warning0, warning, error, pedwarn, sorry): Use
9199 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
9200 (finish_aliases_1): Do not use %qE.
9201 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
9202 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
9203 Correct format bugs.
9204 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
9205 parameter to unsigned HOST_WIDE_INT.
9206 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
9208 2005-07-02 David Edelsohn <edelsohn@gnu.org>
9211 * expr.c (write_complex_part): Use adjust_address for MEM.
9212 (read_complex_part): Same.
9214 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
9216 Fix PR tree-optimization/22280
9218 * tree-sra.c (generate_element_init): Remove useless loop.
9220 2005-07-02 Richard Henderson <rth@redhat.com>
9222 * config/alpha/alpha.c (alpha_legitimize_address): Check for
9224 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
9226 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
9229 * fold-const.c (fold_binary): Handle the return value of
9230 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
9231 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
9233 2005-07-02 Jeff Law <law@redhat.com>
9235 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
9236 a eliminate type conversion which feeds an equality comparison
9237 if the original type or either operand in the comparison is a
9240 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
9242 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
9243 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
9245 * config/avr/avr.c: Do not use '`' as left quote.
9246 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
9247 Remove "." from end of diagnostics. Make diagnostics start with
9250 2005-07-02 Zack Weinberg <zack@codesourcery.com>
9251 Joseph S. Myers <joseph@codesourcery.com>
9253 * toplev.c (default_tree_printer): Handle setting location with
9255 * c-objc.common.c (c_tree_printer): Likewise.
9256 * c-format.c (gcc_diag_flag_specs): Add '+'.
9257 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
9258 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
9260 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
9261 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
9262 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
9263 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
9264 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
9265 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
9266 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
9267 format arguments where %J is used without %D.
9269 2005-07-02 Jakub Jelinek <jakub@redhat.com>
9271 * gcc.c (LINK_SSP_SPEC): Define.
9272 (link_ssp_spec): New variable.
9273 (LINK_COMMAND_SPEC): Add %(link_ssp).
9274 (static_specs): Add link_ssp_spec.
9275 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
9276 * configure: Rebuilt.
9277 * config.in: Rebuilt.
9279 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9280 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9281 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9282 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9283 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
9284 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
9285 -0x7008(2) instead of reading __stack_chk_guard variable.
9286 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
9288 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
9289 (stack_protect_set, stack_protect_test): Use *_tls* patterns
9290 if TARGET_THREAD_SSP_OFFSET is defined.
9291 (stack_tls_protect_set_si, stack_tls_protect_set_di,
9292 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
9295 2005-06-27 Richard Henderson <rth@redhat.com>
9296 * libgcc-std.ver (GCC_4.1.0): New.
9297 * libgcc.h (__stack_chk_guard): Declare.
9298 (__stack_chk_fail, __stack_chk_fail_local): Declare.
9299 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
9300 * mklibgcc.in (lib2funcs): Add them.
9302 2005-07-01 Richard Henderson <rth@redhat.com>
9304 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
9305 void * before struct sigcontext *.
9306 (x86_fallback_frame_state): Likewise.
9308 2005-07-01 James E. Wilson <wilson@specifixinc.com>
9310 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
9312 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9315 * tree-ssa-reassoc.c (should_transpose): Fix which operand
9316 we check for SSA_NAME for.
9318 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
9320 Fix PR tree-optimization/22071
9322 * tree-ssa-structalias.c (offset_overlaps_with_access): New
9324 (get_constraint_for_component_ref): Use it.
9326 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9329 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
9330 print out the last new line.
9332 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
9334 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
9335 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
9336 * config/cris/cris.c (cris_conditional_register_usage): Adjust
9337 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
9338 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
9339 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
9340 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
9341 (enum reg_class): New member CC0_REGS.
9342 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
9343 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
9344 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
9345 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
9346 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9347 Adjust for register now described.
9349 2005-07-01 Jakub Jelinek <jakub@redhat.com>
9352 * config/i386/i386.md (stack_protect_test_si,
9353 stack_protect_test_di): Add earlyclobber for scratch 3.
9354 * config/rs6000/rs6000.md (stack_protect_testsi,
9355 stack_protect_testdi): Add earlyclobber for scratch 3,
9356 remove earlyclobber from scratch 4.
9358 Older entries for 2005 can be found in ChangeLog-2005.