1 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
6 * config/alpha/freebsd.h, config/alpha/linux.h,
7 config/arm/linux-elf.h, config/bfin/bfin.h,
8 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
9 config/i386/beos-elf.h, config/i386/gnu.h,
10 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
11 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
12 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
13 config/rs6000/linux64.h, config/rs6000/sysv4.h,
14 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
15 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
16 config/sparc/linux.h, config/sparc/linux64.h,
17 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
19 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
20 are both defined when either flag -fpic or -fPIC are used.
22 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
24 * config/fp-bit.c (clzusi): New function.
25 (si_to_float, usi_to_float): Use it to compute proper shift.
26 (usi_to_float): Preserve guard bits when shifting right.
27 * libgcc-std.ver (GCC_4.2.0): New version.
28 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
29 __floatundisf): New functions.
30 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
31 __floatundisf): Declare.
32 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
33 _floatundixf, and _floatunditf.
34 * optabs.c (expand_float): If target does not define a pattern for
35 signed or unsigned conversion, use an unsigned libcall instead of
37 (init_optabs): Initialize ufloat_optab.
39 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
41 * config/rs6000/rs6000.opt (mmulhw): New option.
42 * doc/invoke.texi (-mmulhw): Document.
43 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
45 * config/rs6000/rs6000.md: Add half-word multiply and
46 multiply-accumulate instructions for 405 and 440.
48 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
50 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
51 which matches behavior of gcc 4.0 and older for RTEMS targets. The
52 default now includes a linker group which makes the RTEMS one nest.
54 2005-11-22 Ben Elliston <bje@au.ibm.com>
56 * cse.c (fold_rtx): Typo fix.
57 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
59 2005-11-21 Richard Henderson <rth@redhat.com>
61 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
62 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
64 * c-tree.h (lookup_name): Move declaration ...
65 * c-common.h (lookup_name): ... here.
66 * config/darwin-c.c: Include c-common.h.
67 * config/t-darwin: Update dependencies.
69 2005-11-22 Ben Elliston <bje@au.ibm.com>
71 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
72 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
73 * genopinit.c (gen_insn): Likewise.
74 * reload.c (find_equiv_reg): Likewise.
75 * loop.c (load_mems): Likewise.
76 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
77 * cse.c (find_comparison_args, fold_rtx): Likewise.
78 * dwarf2out.c (add_const_value_attribute): Likewise.
79 * expr.c (convert_move): Likewise.
80 * recog.c (general_operand, register_operand): Likewise.
81 * reg-stack.c (replace_reg): Likewise.
82 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
83 * c-common.c (handle_vector_size_attribute): Likewise.
84 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
85 (simplify_binary_operation_1): Likewise.
86 (simplify_const_binary_operation): Likewise.
87 (simplify_relational_operation): Likewise.
88 (simplify_const_relational_operation): Likewise.
89 (simplify_immed_subreg): Likewise.
90 * emit-rtl.c (gen_lowpart_common): Likewise.
91 * expmed.c (expand_mult): Likewise.
92 * stor-layout.c (layout_type): Likewise.
94 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
97 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
98 cst2 only for SPE vectors.
100 2005-11-21 David Edelsohn <edelsohn@gnu.org>
103 * config/rs6000/predicates.md (vrsave_operation): Check
104 UNSPEC_VOLATILE value.
106 2005-11-21 Jan Hubicka <jh@suse.cz>
108 PR tree-optimization/24653
109 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
111 2005-11-21 Uros Bizjak <uros@kss-loka.si>
113 * config/i386/predicates.md (ax_reg_operand): New predicate.
114 (memory_displacement_only_operand): New predicate.
115 * config/i386/i386.md ("modrm" attribute): Return 0 if one
116 operand is AX register and the other operand is memory operand
117 with displacement only.
119 2005-11-21 Uros Bizjak <uros@kss-loka.si>
121 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
122 if we don't care about NaNs or Infinities.
124 2005-11-20 Ian Lance Taylor <ian@airs.com>
126 PR rtl-optimization/24883
127 * combine.c (combinable_i3pat): When checking whether the
128 destination of i3 is used in i3, consider paradoxical subregs.
130 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
133 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
135 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
137 * combine.c (try_combine): Do not run subst on i1src and i2src in
138 the case of generating a PARALLEL for a comparison.
140 2005-11-20 Richard Henderson <rth@redhat.com>
143 * tree-sra.c (struct sra_elt): Add all_no_warning.
144 (struct sra_walk_fns) <use>: Add use_all argument.
145 (sra_walk_expr): Pass it.
146 (sra_walk_modify_expr): Likewise.
147 (scalarize_ldst): Likewise.
148 (scan_use): Update for new argument.
149 (mark_no_warning): New.
150 (scalarize_use): Use it.
152 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
154 * expr.c (expand_expr_real): Use usmul_optab for widening
155 signed * unsigned multiplies.
156 * genopinit.c (optabs): Add usmul_widen_optab.
157 * optabs.c (init_optabs): Likewise.
158 * optabs.h (enum optab_index): Add OTI_usmul_widen.
159 (usmul_widen_optab): Define.
160 * config/bfin/bfin.md (usmulhisi3): New pattern.
162 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
164 2005-11-20 Graham Stott <btinternet.com>
166 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
168 2005-11-20 Andreas Schwab <schwab@suse.de>
171 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
174 2005-11-19 Richard Henderson <rth@redhat.com>
177 * tree-gimple.c (is_gimple_id): Export.
178 * tree-gimple.h (is_gimple_id): Declare.
179 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
180 (get_default_value): Use it.
181 (maybe_fold_stmt_indirect): Likewise.
183 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
185 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
186 than VR1 or vice-versa.
188 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
192 * reload.c (find_reloads_address_1): Mention dependency on
194 * reload1.c (gen_reload): For IN with an unary operation, try
195 moving inner expression to OUT if trivial SET is not valid.
196 Confirm that the result is valid. Move common code block into...
197 (emit_insn_if_valid_for_reload): New function.
199 2005-11-19 Richard Guenther <rguenther@suse.de>
201 * fold-const.c (fold_indirect_ref_1): Make sure we fold
202 ARRAY_REFs of constant strings.
204 2005-11-19 Jakub Jelinek <jakub@redhat.com>
206 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
209 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
211 * combine.c (make_compound_operation): Swap operands of
212 commutative operation if necessary before returning.
214 2005-11-19 Richard Guenther <rguenther@suse.de>
217 * fold-const.c (fold_plusminus_mult_expr): New function.
218 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
219 cases, remove now unnecessary code.
221 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
223 * gensupport.c (old_preds): Rename to std_preds, add special field.
224 (struct old_pred_table): Rename to struct std_pred_table, add special
226 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
227 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
228 (init_predicate_table): Adjust, and set along the way whether a
229 predicate is special.
231 2005-11-18 Mark Mitchell <mark@codesourcery.com>
233 * BASE-VER: Change to 4.2.0.
235 2005-11-18 James E Wilson <wilson@specifix.com>
237 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
240 2005-11-18 Mike Stump <mrs@apple.com>
242 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
243 * config/darwin-c.c (darwin_pragma_unused): Likewise.
244 * c-decl.c (lookup_name_two) Remove.
245 * c-tree.h (lookup_name_two): Remove.
246 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
247 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
248 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
249 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
251 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
254 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
255 when not generating code to use that co-processor.
257 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
259 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
260 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
261 these functions are now in tree-phinodes.c.
263 2005-11-18 Jie Zhang <jie.zhang@analog.com>
265 * config/bfin/bfin.md (trap): New pattern.
267 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
269 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
272 * expr.c (expand_expr_real): Don't call record_block_change unless
273 ib_boundaries_block is non-null
275 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
277 * fold-const.c (build_range_check): Use proper type for subtraction
278 when merging lower bound.
280 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
282 PR rtl-optimization/24497
283 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
286 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
288 * tree-scalar-evolution.c (expression_expensive_p): New function.
289 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
291 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
293 * config/bfin/crtlibid.s: New file.
295 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
298 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
299 when not using sjlj exceptions.
300 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
301 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
302 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
303 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
304 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
305 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
306 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
307 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
308 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
309 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
310 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
311 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
312 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
314 * config/pa/hpux-unwind.h: New file.
316 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
318 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
319 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
320 * varasm.c (do_assemble_alias): Adjust call.
321 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
323 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
325 2005-11-17 James E Wilson <wilson@specifix.com>
327 * tree.def (FUNCTION_DECL): Correct typo in comment.
329 2005-11-17 Richard Henderson <rth@redhat.com>
331 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
332 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
333 and DW_CFA_def_cfa_sf.
334 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
335 (dbx_reg_number): Don't assert particular registers here.
336 (based_loc_descr): ... do it here instead. Fold in ...
337 (eliminate_reg_to_offset): ... this function.
338 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
339 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
340 * unwind-dw2.c (execute_cfa_program): Apply data align factor
341 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
342 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
343 (instantiate_virtual_regs): Likewise.
344 * var-tracking.c (adjust_stack_reference): Likewise.
345 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
347 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
349 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
350 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
351 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
353 ($(T)crtlibid.o): New rule.
355 2005-11-16 Richard Guenther <rguenther@suse.de>
358 * fold-const.c (extract_array_ref): Return byte offset
360 (fold_binary): Fold &x[a] CMP &x[b] to
361 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
364 2005-11-16 Richard Henderson <rth@redhat.com>
367 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
368 parts of an SSA_NAME.
370 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
373 * arm.md (split for movsf with immediate): Restrict split to insns
374 that set a general register.
376 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
378 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
380 * unwind-dw2.c (uw_advance_context): Likewise.
381 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
382 _Unwind_SjLj_Unregister.
383 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
385 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
387 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
389 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
391 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
392 langhook to get a DImode integer type.
394 2005-11-16 Richard Henderson <rth@redhat.com>
395 J"orn Rennecke <joern.rennecke@st.com>
396 Ulrich Weigand <uweigand@de.ibm.com>
400 * reload1.c (reg_equiv_invariant): New.
401 (reload): Allocate, initialize, and free it.
402 (calculate_needs_all_insns): Check it when skipping equivalence
404 (alter_reg): Likewise.
405 (eliminate_regs_1): Rename from eliminate_regs. Add new
406 may_use_invariant argument; only use reg_equiv_invariant when true.
407 (eliminate_regs): New.
408 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
409 a context for which may_use_invariant may be true.
411 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
413 * fold-const.c (const_binop): Don't constant fold the operation
414 if the result has overflowed and flag_trapping_math.
415 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
417 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
419 * config/arm/unwind-arm.c (abort): Add prototype here.
420 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
421 (struct phase1_vrs): Add prev_sp.
422 (unwind_phase2_forced): Save the original core registers instead of
423 modifying entry_vrs. Take a new flag argument for resuming unwinding
424 and set action flags accordingly. Always set _US_END_OF_STACK when
425 get_eit_entry fails. Unwind before calling the stop function.
426 (_Unwind_GetCFA): New function.
427 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
428 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
429 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
430 just call unwind_phase2_forced.
431 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
432 * config/arm/unwind-arm.h (abort): Remove prototype.
433 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
435 (_Unwind_GetCFA): New prototype.
436 * config/arm/pr-support.c (abort): Add prototype here.
437 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
439 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
440 not schedule the prologue with non-call exceptions and EABI.
442 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
444 * config/arm/unwind-arm.h: Reorder interface function declarations.
445 (_URC_END_OF_STACK): New enumeration value.
446 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
447 (struct _Unwind_Control_Block): Document reserved field use.
448 (_Unwind_Stop_Fn): New typedef.
449 (_Unwind_ForcedUnwind): Declare.
450 (_Unwind_Resume_or_Rethrow): Declare.
451 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
453 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
454 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
455 (UCB_FORCED_STOP_ARG): New.
456 (search_EIT_table): Update boundary condition checks.
457 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
458 (unwind_phase2): Replace for with do..while.
459 (unwind_phase2_forced): New.
460 (__gnu_Unwind_RaiseException): Replace for with do..while.
461 (__gnu_Unwind_ForcedUnwind): New.
462 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
463 Use appropriate phase2 unwinder.
464 (__gnu_Unwind_Resume_or_Rethrow): New.
465 (__gnu_unwind_pr_common): Cope with forced unwinding.
467 2005-11-16 David Edelsohn <edelsohn@gnu.org>
470 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
472 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
473 roundsf2): Remove "s" from mnemonic.
475 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
477 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
479 * config/bfin/crtn.s: Change epilogues to match.
480 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
481 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
484 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
487 * doc/invoke.texi: Distinguish between free and fixed form instead of
488 Fortran and Fortran 90/95. Remove ratfor from the list of supported
490 * gcc.c (default_compilers): Remove double entries, add entries for
491 suffixes '.F90' and '.F95'.
493 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
495 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
496 in the stack probing loop.
498 2005-11-15 David Edelsohn <edelsohn@gnu.org>
500 * configure.ac: Use .machine power5 not power5x.
501 * configure: Regenerate.
503 2005-11-15 Mike Stump <mrs@apple.com>
505 * c-decl.c (lookup_name_two): Add.
506 * c-tree.h (lookup_name_two): Likewise.
507 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
508 * config/darwin-c.c (darwin_pragma_unused): Likewise.
510 2005-11-16 Alan Modra <amodra@bigpond.net.au>
512 PR rtl-optimization/23392
513 * regrename.c (enum scan_actions) Add mark_access.
514 (scan_actions_name): Ditto.
515 (scan_rtx_reg): Handle mark_access.
516 (scan_rtx_address): Do nothing for mark_access.
517 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
518 and regs in REG_INC notes before closing chains for dead regs.
519 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
520 opening chains for new writes.
522 2005-11-15 David Edelsohn <edelsohn@gnu.org>
524 * c.opt (ffixed-line-length-none): New.
526 2005-11-15 Steve Ellcey <sje@cup.hp.com>
528 * mklibgcc.in: Change contents of eh_dummy.c.
530 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
532 * loop.c (scan_loop): Do not insert temporaries for hard registers.
534 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
536 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
538 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
540 2005-11-15 Jan Hubicka <jh@suse.cz>
542 * invoke.texi (large-unit-insns): Document.
543 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
544 * params.def (large-unit-insns): New param.
546 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
549 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
550 special register for operand 3. Reindent constraints to align
553 2005-11-14 David Edelsohn <edelsohn@gnu.org>
555 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
556 -mpopcntb, -mfprnd. Add -mcpu=power5+.
557 * configure.ac: Add test for FP rounding instructions.
558 * configure: Regenerate.
559 * config.in: Regenerate.
560 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
561 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
563 * config/rs6000/rs6000.opt (mfprnd): New.
564 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
565 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
566 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
567 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
569 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
571 (btrunc<mode>2): New.
576 2005-11-14 Geoffrey Keating <geoffk@apple.com>
578 * gcc.c (version_compare_spec_function): Use fatal() rather than
581 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
582 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
583 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
585 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
588 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
589 on -mmacosx-version-min setting.
591 2005-11-14 Diego Novillo <dnovillo@redhat.com>
594 * tree-vrp.c (infer_value_range): Return false if STMT is a
595 block terminator and its basic block has no successors.
597 2005-11-14 Mike Stump <mrs@apple.com>
599 * config/i386/i386.c (override_options): -masm=intel isn't
601 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
603 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
605 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
606 vfork after including auto-host.h.
608 2005-11-15 Alan Modra <amodra@bigpond.net.au>
610 PR rtl-optimization/22002
611 * combine.c (distribute_notes): Detect cases where a reg dies
612 two or more times in a bb, including on the insn we are combining,
613 and place the death note on the correct range.
615 2005-11-14 Dale Johannesen <dalej@apple.com>
617 * expmed.c (store_bit_field): Add offset unconditionally for
619 (extract_bit_field): Don't force extzv or extv operand into
620 a register if field is too big.
622 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
624 * config/arm/arm.c (pic_labelno): New.
625 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
626 LABEL_REF. Pass only the labelno to PIC insns.
627 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
628 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
629 * arm.md (UNSPEC_PIC_LABEL): New constant.
630 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
631 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
632 Use the correct label prefix.
634 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
636 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
639 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
641 * loop-invariant.c: Include tm_p.h.
642 * Makefile.in: Updated.
644 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
646 * pa.c (store_reg): Revise generation of frame notes in large frames.
647 (set_reg_plus_d): Likewise.
649 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
651 PR tree-optimization/24709
652 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
655 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
657 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
658 and duplicate declaration of pthread_self.
660 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
661 Ian Lance Taylor <ian@airs.com>
664 * calls.c (expand_call): If TARGET is a MEM and some part of the
665 argument area has been saved, force TARGET to a register.
667 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
669 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
672 2005-11-13 Jason Merrill <jason@redhat.com>
675 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
676 lazily declared methods.
677 (force_decl_die): Stop if forcing out the context already make a
679 (force_type_die): Likewise.
681 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
684 * builtins.c (integer_valued_real_p): Add break in
685 REAL_CST having TREE_OVERFLOW set.
687 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
689 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
690 addressing modes during calculation of costs.
692 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
694 * function.c (assign_stack_local_1): Restrict sanity check
695 on frame size overflow to 32-bit and above platforms.
697 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
699 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
700 * config/cris/cris.c: Include reload.h.
701 (cris_initial_elimination_offset): New function.
702 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
705 2005-11-12 Richard Guenther <rguenther@suse.de>
707 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
709 2005-11-12 Jan Hubicka <jh@suse.cz>
711 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
712 to compare against 0 when possible.
714 2005-11-12 Jie Zhang <jie.zhang@analog.com>
716 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
717 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
718 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
719 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
722 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
724 * recog.c (constrain_operands) <case 'g'>: For a match, require
725 that a non-register matches general_operand when strict >= 0.
727 2005-11-11 Steven Bosscher <stevenb@suse.de>
729 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
732 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
734 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
735 (memory_address_same): New.
736 (dse_optimize_stmt): Call memory_address_same.
738 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
741 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
742 ZERO_EXTEND>: New cases.
744 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
746 * longlong.h (__clz_tab): Always provide.
748 2005-11-11 Steven Bosscher <stevenb@suse.de>
751 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
753 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
754 before check_maybe_invariant.
755 (move_invariant_reg): Use gen_move_insn instead of replacing
756 SET_DEST with the temporary for the invariant.
757 (move_loop_invariants): If checking is enabled, do internal
758 consistency checks after completing the pass.
760 2005-11-11 David Edelsohn <edelsohn@gnu.org>
763 * common.opt (Wvolatile-register-var): New.
764 * varasm.c (make_decl_rtl): Only emit warning when option
765 specified. Clarify warning message.
766 * doc/invoke.texi (Wvolatile-register-var): Document new option.
768 * doc/md.texi (copysign): Document standard named pattern.
770 2005-11-11 Jie Zhang <jie.zhang@analog.com>
772 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
773 bytes when align is 2.
774 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
775 by the first instruction of the loop.
777 2005-11-11 Jason Merrill <jason@redhat.com>
780 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
783 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
785 PR rtl-optimization/22509
786 * local-alloc.c (memref_used_between_p): Check whether a function call
787 could not reference the memref.
789 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
791 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
792 algorithm so as to choose the best, not the worst, alternative.
793 Reset accumulated register class before processing next alternative.
795 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
798 * calls.c (expand_call): Copy a return value to a plain register
801 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
804 * varasm.c (assemble_name): Recompute name only for transparent
807 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
809 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
811 2005-11-04 Jeff Law <law@redhat.com>
814 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
815 perform reassociation if the parent statement will not die as
816 a result of the optimization.
818 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
820 * tree-ssa-alias.c (compute_may_aliases): Remove call to
821 delete_old_heap_vars.
822 * tree-dfa.c (referenced_var_remove): Remove function.
823 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
824 (delete_tree_ssa): Remove call to delete_old_heapvars.
825 Add call to delete_alias_heapvars.
826 * tree-flow.h (referenced_var_remove): Remove prototype
827 (init_alias_heapvars): New prototype.
828 (delete_alias_heapvars): Ditto.
829 * Makefile.in (tree-ssa-structalias.o): Add
830 gt-tree-ssa-structalias.o
831 (GTFILES): Add tree-ssa-structalias.h and
832 tree-ssa-structalias.c.
833 (s-gtype): Add gt-tree-ssa-structalias.h.
834 * tree-ssa-structalias.c (heapvars): Remove.
835 (oldheapvars): Remove.
836 (heapvar_for_stmt): New variable.
837 (heapvar_lookup): New function.
838 (heapvar_insert): Ditto.
839 (get_constraint_for): See if we have an old heapvar
841 (init_alias_heapvars): New function.
842 (delete_alias_heapvars): Ditto.
843 Add include of gt-tree-ssa-structalias.h.
845 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
848 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
850 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
852 * tree.c (int_fits_type_p): Only look at the base type
853 if it has the same precision as the original type.
855 2005-11-10 Jakub Jelinek <jakub@redhat.com>
858 * varasm.c (assemble_alias): Use %q+D in the error
859 message instead of %J and %qD.
861 2005-11-10 Richard Guenther <rguenther@suse.de>
863 * gcse.c (free_ldst_entry): Only free hashtable if
866 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
868 * function.c (assign_stack_local_1): Issue an error message if
869 the frame size overflows in the signed target arithmetics.
871 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
873 * tree.c (build_qualified_type): Chain the new type to the original
874 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
875 a POINTER_TYPE or a REFERENCE_TYPE respectively.
876 (build_pointer_type_for_mode): Only return unqualified types.
877 (build_reference_type_for_mode): Likewise.
879 2005-11-09 Jakub Jelinek <jakub@redhat.com>
881 * Makefile.in (gnucompare): Do comparison of all files using one of
882 the chosen methods and only afterwards decide if just warning should
883 be issued or comparison failure raised.
885 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
887 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
888 (noce_try_abs): Negate if the comparison is reversed.
889 Look only one instruction backwards for a REG_EQUAL note.
891 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
894 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
895 gthr-tpf.h: Define __gthrw. For all identifiers that might
896 be weak, introduce weakrefs or non-weak aliases with __gthrw,
897 and prefix all uses with __ghtrw.
899 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
902 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
903 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
904 * c-common.c (handle_weakref_attribute): New.
905 (c_common_attribute_table): Add weakref.
906 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
908 * configure, config.in: Rebuilt.
909 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
910 * doc/extend.texi: Document weakref attribute.
911 * varasm.c (ultimate_transparent_alias_target): New
912 (assemble_name): Use it.
913 (weak_finish_1): Split out of...
914 (weak_finish): ... and deal with weakrefs in...
915 (weakref_targets): ... new list.
916 (globalize_decl): Clean up weakref_targets.
917 (do_assemble_alias): Handle weakrefs.
918 (finish_aliases_1): Do not reject weakrefs to external symbols.
919 (assemble_alias): Handle weakrefs.
921 2005-11-09 Richard Guenther <rguenther@suse.de>
923 PR tree-optimization/24716
924 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
925 t_bool to track results from follow_ssa_edge.
927 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
929 * final.c (force_source_line): New global variable.
930 (final_scan_insn): Set it to true instead of clearing last_filename.
931 (notice_source_line): Return true if force_source_line is true,
932 unless source info is absent.
934 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
937 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
938 a linkage name for a variable if it a register variable.
939 * c-decl.c (grokdeclarator): Global register variables
940 should be set as PUBLIC.
942 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
945 * config/s390/s390.c (struct s390_frame_layout): New fields
946 first_save_gpr_slot and last_save_gpr_slot.
947 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
948 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
949 first_save_gpr and last_save_gpr with the _slot variants.
950 (s390_register_info): Calculate first_save_gpr_slot and
951 last_save_gpr_slot using regs_ever_live.
953 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
956 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
957 for a function containing a landing pad.
959 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
962 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
965 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
967 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
968 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
970 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
973 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
975 (call,load,store): New insn types.
976 (mem_access, branch_access): Adjust reservation conditions.
977 (define_delay): Adjust condition.
978 (decrement_and_branch_until_zero): Allow for ms2. Set branch
980 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
981 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
983 (call_internal, call_value_internal, return_internal,
984 return_interrupt_internal, eh_return_internal, indirect_jump,
985 tablejump): Set call insn type.
986 (blockage, ei, di): Use appropriate unspec const.
987 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
988 (ms1_get_attr_type): Adjust to give load & store types.
989 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
990 backwards past a barrier.
991 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
993 (struct branch_info, struct label_info): New.
995 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
996 (ms1_machine_reorg): New.
997 (TARGET_MACHINE_DEPENDENT_REORG): Override.
998 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
999 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
1000 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
1003 2005-11-09 Per Bothner <per@bothner.com>
1004 Uros Bizjak <uros@kss-loka.si>
1007 * toplev.c (process_options): Initialize debug_hooks early
1008 in case lang_hooks.post_options ends up calling a debug_hook.
1010 2005-11-08 Jakub Jelinek <jakub@redhat.com>
1012 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
1013 DBX_REGISTER_NUMBER being contiguous.
1015 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
1016 Diego Novillo <dnovillo@redhat.com>
1019 * tree-vrp.c (register_edge_assert_for): Do not register
1020 always-false predicates.
1022 2005-11-08 Devang Patel <dpatel@apple.com>
1024 PR tree-optimization/23115
1025 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
1028 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
1030 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
1033 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
1035 Fix PR tree-optimization/23382
1037 * tree-ssa-alias.c (compute_may_aliases): Call
1038 delete_old_heap_vars.
1039 * tree-dfa.c (referenced_var_remove): New function.
1040 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
1041 * tree-flow.h (referenced_var_remove): Add prototype.
1042 (delete_old_heap_vars): Ditto.
1043 * tree-ssa-structalias.c (heapvars): New variable.
1044 (oldheapvars): Ditto.
1045 (get_constraint_for): Put heap vars on heapvars list.
1046 (delete_old_heap_vars): New function.
1048 2005-11-08 Jason Merrill <jason@redhat.com>
1050 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
1052 2005-11-08 Uros Bizjak <uros@kss-loka.si>
1055 * reg-stack.c (reg_to_stack): Update register liveness also
1056 for flag_sched2_use_traces.
1058 2005-11-08 Alan Modra <amodra@bigpond.net.au>
1061 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
1062 override prior explicit -mno-powerpc-gfxopt.
1064 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
1066 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
1067 if the bitsize is zero.
1068 * doc/md.texi (Standard Pattern Names): Document it.
1070 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
1071 (TARGET_PASS_BY_REFERENCE): Likewise.
1073 2005-11-07 Ian Lance Taylor <ian@airs.com>
1075 PR rtl-optimization/24683
1076 * config/i386/i386.c (legitimize_pic_address): If constant operand
1077 to PLUS is too large, put it in a register.
1079 2005-11-07 Jie Zhang <jie.zhang@analog.com>
1081 * configure.ac: Enable checking assembler dwarf2 support for bfin
1083 * configure: Regenerate.
1085 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1089 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
1090 gen_easy_vector_constant_add_self): Delete.
1091 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
1093 (output_vec_const_move): Use gen_easy_altivec_constant.
1094 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
1095 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
1096 (easy_vector_constant_add_self): Rewritten.
1097 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
1098 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
1099 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
1100 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
1101 Macroize and adjust for the other changes.
1103 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1107 * c-typeck.c (build_c_cast): Try using a shared constant, and see
1108 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
1110 2005-11-07 Jakub Jelinek <jakub@redhat.com>
1112 PR rtl-optimization/23567
1113 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
1114 (noce_process_if_block): Don't do any optimizations except
1115 if (cond) x = x; if !set_b and write into orig_x may trap
1116 or fault. Remove the MEM_READONLY_P check.
1118 2005-11-06 Diego Novillo <dnovillo@redhat.com>
1121 * tree-vrp.c (fix_equivalence_set): New.
1122 (extract_range_from_assert): Call it.
1124 2005-11-05 Ian Lance Taylor <ian@airs.com>
1127 * combine.c (apply_distributive_law): Don't distribute across a
1130 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
1132 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
1133 config/ms1/ms1.h, config/rs6000/predicates.md,
1134 config/s390/s390.c, params.def, postreload-gcse.c,
1135 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
1136 tree-vrp.c, tree.c: Fix comment typos.
1137 * doc/invoke.texi: Fix typos.
1139 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
1141 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
1142 for testing whether the data_dependence_relation contains distance
1143 vectors. Iterate over all distance vectors of the ddr.
1144 * lambda.h: Define a vec of lambda_vector pointers.
1145 * tree-data-ref.c (dump_data_dependence_relation,
1146 dump_data_dependence_direction): Iterate over all distance and
1147 direction vectors of the ddr.
1148 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
1150 (build_classic_dist_vector, build_classic_dir_vector): Push a set
1151 of distance/direction vectors instead of a single one.
1152 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
1153 lambda_vectors with a vec of lambda_vectors.
1154 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
1155 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
1156 DDR_NUM_DIST_VECTS): New.
1157 * tree-loop-linear.c (gather_interchange_stats): Test for the
1158 existence of distance vectors only after having checked that there
1159 is a dependence. Iterate over all distance vectors of the ddr.
1160 (linear_transform_loops): Use dump_data_dependence_relation.
1161 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
1162 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
1163 distance vectors of the ddr.
1165 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
1167 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
1168 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
1169 IS_INTHANDLER; all callers changed.
1170 (n_regs_saved_by_prologue): Take interrupt handler attributes into
1172 (do_link, do_unlink): New argument ALL; all callers changed.
1173 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
1174 If function isn't leaf, save and restore all registers.
1175 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
1178 2005-11-05 Jan Hubicka <jh@suse.cz>
1180 PR rtl-optimization/23490
1181 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
1182 max-flow-memory-location): Document.
1183 * flow.c: Include params.h
1184 (MAX_MEM_SET_LIST_LEN): Kill.
1185 (add_to_mem_set_list): Use new param.
1186 * cse.c (cse_basic_block): Replace 1000 by new param.
1187 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
1188 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
1189 * predict.c (predict_loops): Use new param.
1190 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
1192 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
1193 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
1194 Do not hold memory returned by cgraph_node_name across other call.
1196 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
1199 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
1202 2005-11-04 Jeff Law <law@redhat.com>
1205 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
1206 * tree-ssa-dom.c: Include params.h.
1207 (thread_across_edge): If there are too many statements in the
1208 target block, then do not thread through it.
1209 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
1210 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
1212 2005-11-03 Diego Novillo <dnovillo@redhat.com>
1215 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
1216 TODO_update_ssa instead of TODO_update_ssa_no_phi.
1218 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
1221 * tree-scalar-evolution.c (instantiate_parameters_1,
1222 instantiate_parameters, resolve_mixers): Compute the size of an
1223 expression to be instantiated and give up the instantiation if the
1224 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1226 2005-11-04 Richard Guenther <rguenther@suse.de>
1228 * tree-flow.h (ref_contains_indirect_ref): Rename to
1229 array_ref_contains_indirect_ref.
1230 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
1231 (array_ref_contains_indirect_ref): Make comment match the code
1233 (ref_contains_array_ref): Likewise.
1234 * tree-ssa-structalias.c (find_func_aliases): Remove call to
1235 ref_contains_indirect_ref.
1236 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1237 Rename calls to ref_contains_indirect_ref.
1239 2005-11-04 Paul Brook <paul@codesourcery.com>
1241 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
1242 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
1243 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1244 * config/arm/arm.md: Use match_operand in peephole input templates
1245 and match_dup in peephole output templates.
1247 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1249 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
1252 2005-11-04 Mark Mitchell <mark@codesourcery.com>
1253 Daniel Jacobowitz <dan@codesourcery.com>
1255 * longlong.h (add_ssaaaa): Clobber condition code register
1257 (sub_ddmmss): Likewise.
1258 (umul_ppmm): Likewise.
1260 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1261 Paul Brook <paul@codesourcery.com>
1262 Phil Blundell <pb@reciva.com>
1264 * configure.ac: Add test for ARM TLS support.
1265 * configure: Regenerated.
1266 * config/arm/arm-protos.h (legitimize_tls_address)
1267 (arm_tls_referenced_p, tls_mentioned_p)
1268 (arm_output_addr_const_extra): New prototypes.
1269 (thumb_legitimize_pic_address): Delete.
1270 * config/arm/arm.c: Include "gt-arm.h".
1271 (enum tls_reloc): New.
1272 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
1273 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
1274 (arm_call_tls_get_addr, legitimize_tls_address)
1275 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
1276 (arm_init_tls_builtins, arm_emit_tls_decoration)
1277 (arm_output_addr_const_extra): New functions.
1278 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
1279 (TARGET_HAVE_TLS): Define.
1280 (target_thread_pointer): New.
1281 (arm_override_options): Handle -mtp=.
1282 (legitimize_pic_address): Ignore UNSPECs.
1283 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
1285 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
1286 (tls_get_addr_libfunc): New variable.
1287 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
1288 (arm_init_builtins): Call arm_init_tls_builtins.
1289 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
1290 (arm_encode_section_info): Call default_encode_section_info.
1291 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
1292 (enum arm_tp_type): New.
1293 (target_thread_pointer): Add declaration.
1294 (LEGITIMATE_CONSTANT_P): Handle TLS.
1295 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
1296 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
1297 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
1298 * config/arm/arm.md: Add UNSPEC_TLS.
1299 (movsi): Handle TLS.
1300 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
1302 (tls_load_dot_plus_eight): New insn and a peephole to create it.
1303 (load_tp_hard, load_tp_soft): New insns.
1304 * arm.opt: Add -mtp=.
1305 * doc/invoke.texi (ARM Options): Document -mtp.
1307 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1309 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
1310 * config/arm/libunwind.S: Include "lib1funcs.asm".
1311 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
1312 (LIB2ADDEH): Add libunwind.S.
1313 (LIB2ADDEHDEP): Add lib1funcs.asm.
1314 * mklibgcc.in: Handle asm files in libgcc_eh.a.
1316 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1319 * gcc/c.opt: Add a -lang-fortran option.
1320 * gcc/c-opts.c: Add a lang_fortran flag.
1321 (c_common_init_options): Handling the -lang-fortran option.
1322 (c_common_handle_option): Add a case for Fortran options in
1323 preprocessing. Remove cases for -ffixed-form and
1324 -ffixed-line-length. Add a case for -lang-fortran.
1326 2005-11-03 David Edelsohn <edelsohn@gnu.org>
1328 * config/rs6000/rs6000.c: Include params.h
1329 (optimization_options): Set max-grow-copy-bb-insns default to 16.
1330 (bdesc_2arg): Delete vpkuhss and vpkuwss.
1331 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
1332 (UNSPEC_VPKUWSS): Delete.
1333 (altivec_vpkuhss): Delete.
1334 (altivec_vpkuwss): Delete.
1335 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
1337 (neg_eq0<mode>): Remove final condition.
1338 (neg_eq<mode>): Remove condition and split-condition.
1340 2005-11-04 Alan Modra <amodra@bigpond.net.au>
1342 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
1343 Use associated print macros.
1345 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1348 * diagnostic.c (diagnostic_set_info_translated): New function.
1349 (diagnostic_set_info): Use it. Add comment.
1350 * diagnostic.h (diagnostic_set_info_translated): Declare.
1352 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
1354 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
1355 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
1356 reference only if 'public' is true.
1357 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
1358 emit the .hidden directive only if the indirect reference is public.
1359 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
1360 Pass it to dw2_force_const_mem.
1361 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
1362 * dwarf2out.c (output_cfi): Adjust calls to above function.
1363 (output_call_frame_info): Likewise.
1364 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
1365 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
1367 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
1369 PR tree-optimization/24483
1370 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
1371 field to elts if possible.
1373 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1376 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
1379 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
1381 Fix PR tree-optimization/24351
1383 * tree-ssa-structalias.c (struct variable_info): Add
1385 (get_varinfo_fc): New function to follow collapsing.
1386 (new_var_info): Set collapsed_to to NULL.
1387 (dump_constraint): Follow collapsing.
1388 (build_constraint_graph): Handle collapsing.
1389 (do_simple_structure_copy): Return false if something bad
1391 (collapse_rest_of_var): New function.
1392 (do_structure_copy): Collapse if do_simple_structure_copy returns
1395 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1398 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
1399 expressions to a statement list instead of gimplifying them.
1401 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1403 PR rtl-optimization/23585
1404 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
1405 that can't trap plus a constant integer, if the mode has zero size.
1407 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
1410 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
1412 ("*insv<mode>_reg_extimm"): Likewise.
1414 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1417 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
1418 c_common_type_for_mode returns an unnamed type.
1420 2005-11-02 Richard Henderson <rth@redhat.com>
1424 * dwarf2out.c (dwarf2out_reg_save_reg): New.
1425 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
1426 * function.c (assign_parms): Use calls.internal_arg_pointer.
1427 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
1429 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
1430 (TARGET_CALLS): Add it.
1431 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
1432 * targhooks.c (default_internal_arg_pointer): New.
1433 * targhooks.h (default_internal_arg_pointer): Declare.
1434 * tree.h (dwarf2out_reg_save_reg): Declare.
1435 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
1436 * config/i386/i386.c (dbx_register_map): Add return column.
1437 (dbx64_register_map, svr4_dbx_register_map): Likewise.
1438 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
1439 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
1440 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
1441 (ix86_save_reg): Save force_align_arg_pointer.
1442 (ix86_emit_save_regs): Make regno unsigned.
1443 (ix86_emit_save_regs_using_mov): Likewise.
1444 (ix86_expand_prologue): Handle force_align_arg_pointer.
1445 (ix86_expand_epilogue): Likewise.
1446 * config/i386/i386.h: (dbx_register_map): Update.
1447 (dbx64_register_map, svr4_dbx_register_map): Update.
1448 (struct machine_function): Add force_align_arg_pointer.
1449 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
1450 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
1451 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
1453 2005-11-02 Jan Hubicka <jh@suse.cz>
1456 * i386.md: Add peep2 for simplyfing array accesses.
1458 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1461 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
1462 * config/s390/s390.c (s390_decompose_shift_count): New function.
1463 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
1464 (print_shift_count_operand): Use s390_decompose_shift_count.
1465 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
1466 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
1468 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1471 * loop.c (loop_givs_rescan): Use force_operand to expand
1474 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
1477 * fold-const.c (build_range_check): Use unsigned when signed
1478 overflow is undefined also. If etype is subtype, make sure that
1479 the subtraction is in the supertype.
1481 2005-11-02 Richard Henderson <rth@redhat.com>
1484 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
1487 2005-11-01 Richard Henderson <rth@redhat.com>
1490 * loop.c (scan_loop): Do not propagate computations to a hard
1491 register destination with SMALL_REGISTER_CLASSES.
1493 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
1495 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
1496 costs for MULT inside PLUS or MINUS.
1498 2005-11-01 Bob Wilson <bob.wilson@acm.org>
1500 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
1501 (TRAMPOLINE_SIZE): Round up to 60.
1502 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
1504 2005-10-31 James E. Wilson <wilson@specifix.com>
1507 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
1508 ifdef. Put ifdefs around call in gen_subprogram_die.
1509 (compute_frame_pointer_to_cfa_displacement): Likewise.
1510 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
1513 PR rtl-optimization/17356
1514 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
1515 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
1517 2005-10-31 Jan Hubicka <jh@suse.cz>
1520 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
1523 * i386.c (legitimize_pic_address): Deal with large immediates.
1526 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
1527 from symbol names while computing checkup.
1530 * predict.c (predict_loops): Do not estimate more than
1531 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
1532 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
1534 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
1536 PR tree-optimization/19097
1537 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
1539 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
1541 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
1543 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
1546 * tree-inline.c (setup_one_parameter): If the init_stmt
1547 is NULL, don't insert the statement.
1549 2005-10-30 Jan Hubicka <jh@suse.cz>
1551 PR tree-optimization/24172
1552 * tree-inline.c (copy_body_r): Unshare the substituted value first.
1554 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
1556 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
1557 constants for hosts with long != 32 bits.
1559 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1562 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
1564 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
1566 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
1567 (TARGET_MS1_16_002): New.
1568 (TARGET_MS1_16_003): New.
1570 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
1571 ("*decrement_and_branch_until_zero_no_clobber"): New.
1572 Add corresponding splitter for decrement_and_branch_until_zero
1574 Key all decrement_and_branch_until_zero patterns off of
1577 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
1580 * tree-complex.c (extract_component): Treat RESULT_DECL
1581 like the rest of the decls.
1583 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
1585 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
1586 indirect call to _mcount if the function needs a static chain.
1588 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
1589 Caroline Tice <ctice@apple.com>
1591 PR rtl-optimization/24460
1592 * dwarf2out.c (have_switched_text_sections): New boolean variable.
1593 (dwarf2out_switch_text_section): Set it to true instead of
1594 incrementing separate_line_info_table_in_use.
1595 (output_loc_list): Additionally test have_switched_text_sections.
1596 (output_ranges): Likewise.
1597 (dwarf2out_finish): Likewise.
1598 * varasm.c (assemble_start_function): Do not call
1599 insert_section_boundary_note.
1600 (assemble_end_function): If flag_reorder_blocks_and_partition,
1601 switch to the function's section before emitting the .size directive.
1602 * bb-reorder.c (insert_section_boundary_note): Staticify.
1603 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
1604 * output.h (insert_section_boundary_note): Delete.
1606 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
1609 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
1610 instead of pointer equality when comparing types.
1612 2005-10-24 James E. Wilson <wilson@specifix.com>
1614 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
1615 add_dependence_list_and_free calls.
1617 2005-10-24 Steven Bosscher <stevenb@suse.de>
1619 * contrib.texi: Add the names of the LLNL folks who donated
1620 Cray pointer support for gfortran.
1622 2005-10-24 Steven Bosscher <stevenb@suse.de>
1624 PR tree-optimization/24225
1625 * profile.c (branch_prob): Look from end to start through a
1626 basic block when looking for a locus.
1628 2005-10-24 Richard Henderson <rth@redhat.com>
1630 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
1632 (hppa_expand_prologue): Likewise.
1634 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1636 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
1637 (NO_DEFERRED_PROFILE_COUNTERS): Define.
1638 * pa.h (NO_PROFILE_COUNTERS): Define.
1639 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
1640 (funcdef_nos): New vector to hold label numbers of deferred profile
1642 (output_deferred_profile_counters): New function.
1643 (hppa_profile_hook): Push label number onto funcdef_nos.
1644 (pa_hpux_file_end): Call output_deferred_profile_counters if
1645 NO_DEFERRED_PROFILE_COUNTERS is false.
1647 * pa-protos.h (get_deferred_plabel): New prototype.
1648 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
1650 (output_call): Adjust calls.
1652 2005-10-24 Alan Modra <amodra@bigpond.net.au>
1654 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
1655 peculiarity of GOT/TOC section usage.
1657 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
1660 * c-common.c (constant_string_class_name): Add documentation.
1662 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
1665 * recog.c (peephole2_optimize): Increment peep2_current_count
1666 only when the slot is empty.
1668 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1671 * except.c (output_function_exception_table): Call
1672 assemble_external_libcall if we need a personality function.
1674 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1676 PR rtl-optimization/24460
1677 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
1678 set the basic block for barriers.
1680 2005-10-21 Janis Johnson <janis187@us.ibm.com>
1682 * var-tracking.c (vt_initialize): Initialize post.
1684 2005-10-21 Devang Patel <dpatel@apple.com>
1687 * c-common.c (vector_types_convertible_p): Check vector element type.
1689 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
1691 * config/sh/sh.c (prepare_move_operands): Handle the address
1692 constant which is a tls symbolic address plus a constant.
1694 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
1697 * gcc.c (main): Use the correct counter for erroring out
1698 about mulitple files.
1700 2005-10-21 Alan Modra <amodra@bigpond.net.au>
1703 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
1704 use r2 for 64-bit tls .got access.
1706 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
1708 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
1711 2005-10-20 Steven Bosscher <stevenb@suse.de>
1713 PR tree-optimization/24307
1714 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
1716 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
1719 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
1721 * varasm.c (find_decl_and_mark_needed): After cgraph global info
1722 is ready, stop marking functions, but still mark variables.
1724 2005-10-20 Richard Guenther <rguenther@suse.de>
1727 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
1730 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1732 PR rtl-optimization/23585
1733 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
1734 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
1735 (may_trap_p_1): New predicate extracted from...
1736 (may_trap_p): ... here. Invoke may_trap_p_1.
1737 (may_trap_or_fault_p): New predicate.
1738 * rtl.h (may_trap_or_fault_p): Declare it.
1739 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
1740 instead of may_trap_p.
1741 (steal_delay_list_from_fallthrough): Likewise.
1742 (fill_simple_delay_slots): Likewise.
1743 (fill_slots_from_thread): Likewise.
1744 * function.c (pad_to_arg_alignment): Rework comment about
1745 SPARC_STACK_BOUNDARY_HACK.
1746 * config/sparc/sparc.h: Likewise.
1748 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
1750 * config/s390/s390.c (s390_expand_insv): New.
1751 * config/s390/s390-protos.h (s390_expand_insv): Declare.
1752 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
1753 ("icm_hi"): Remove mode attribute.
1754 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
1756 ("*extracthi", "*extractqi"): Remove.
1757 (extv<mode>", "*extzv<mode>"): New.
1758 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
1759 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
1761 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1763 * cfgexpand.c (discover_nonconstant_array_refs_r,
1764 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
1765 (tree_expand_cfg): Call discover_nonconstant_array_refs.
1766 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1767 discover_nonconstant_array_refs.
1769 2005-10-19 Steven Bosscher <stevenb@suse.de>
1772 * c-decl.c (pop_scope): Don't warn about an unused variable
1773 if it is marked with TREE_NO_WARNING.
1774 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
1775 somenow mismatch and olddecl is to be replaced.
1777 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1780 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
1781 whether registers live on the edge can be saved/restored.
1783 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
1785 * config/sh/sh.c (fixup_mova): Skip notes.
1787 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1789 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
1790 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
1791 (s390_can_eliminate): Handle BASE_REGNUM elimination.
1792 (s390_initial_elimination_offset): Likewise.
1793 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
1794 register on TARGET_ZARCH targets.
1795 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
1796 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1797 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
1798 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
1800 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1802 * config/s390/s390.md: Comment describing output modifiers updated.
1803 * config/s390/s390.c (print_operand): Likewise.
1805 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1807 * config/s390/s390.c (override_options): Added check for -mstack-size
1809 * doc/invoke.texi: Mention that limit in the documenation.
1811 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
1814 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
1816 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
1818 Fix PR tree-optimization/24231
1820 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
1821 (compute_avail): Ditto.
1823 2005-10-18 Richard Henderson <rth@redhat.com>
1826 * config/i386/i386.c (legitimate_constant_p): Check
1827 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
1829 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
1830 (legitimate_pic_address_disp_p): Reorg CONST checking to make
1831 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
1833 (print_operand_address): Likewise.
1834 * config/i386/predicates.md (x86_64_immediate_operand): Test
1835 SYMBOL_REF_TLS_MODEL properly inside CONST.
1836 (x86_64_zext_immediate_operand): Likewise.
1837 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
1838 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
1839 * config/i386/i386-protos.h: Remove predicates.md entries.
1841 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
1843 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1844 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
1846 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
1847 Ian Lance Taylor <ian@airs.com>
1850 * fold-const.c (fold_widened_comparison): Do not allow range based
1851 constant folding when right operand cannot be unwidened.
1853 2005-10-17 Richard Henderson <rth@redhat.com>
1855 * builtins.c (expand_builtin_synchronize): Build a new-style asm
1856 with a memory clobber.
1858 2005-10-17 James E Wilson <wilson@specifix.com>
1860 PR rtl-optimization/17356
1861 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
1862 checking for EDGE_EH.
1864 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1866 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
1867 the slot on an even boundary for any type with 16-byte alignment.
1869 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
1872 * md.texi (Modifiers) <%>: Clarify that % doesn't work
1873 after register allocation.
1875 2005-10-17 DJ Delorie <dj@redhat.com>
1877 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
1880 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
1883 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
1886 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
1888 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
1889 to 2 if it's already non-zero.
1890 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
1891 is set and warn about it if flag_schedule_insns is 1.
1893 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
1895 * config/crx/crx.md: Compare-and-branch instructions need to
1898 2005-10-17 Uros Bizjak <uros@kss-loka.si>
1901 * config/i386/i386.md (*pushdi2_rex64 splitter)
1902 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
1903 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
1904 flow2 pass only when (optimize > 0 && flag_peephole2).
1906 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
1909 * gcc.c (have_c): New static variable.
1911 (process_command): Remove declation of have_c.
1912 Set have_o to 1 when handling -o.
1913 (main): Add a fatel error if there are multiple
1914 files specified and -o and -c/-S is passed witout
1915 -combine or multiple languages.
1917 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
1919 Fix PR tree-optimization/22444
1920 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
1921 Assert that we don't hit something with subvars.
1922 (setup_pointers_and_addressables): Don't add things with subvars,
1923 because we'll already process the subvars for aliasing purposes.
1925 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
1928 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
1929 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
1930 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
1931 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
1932 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
1933 swapped, alternatives for the R constraint.
1936 * builtins.c (get_builtin_sync_mode): Make unlimited
1937 mode_for_size request.
1939 2005-10-15 Richard Henderson <rth@redhat.com>
1941 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
1942 (gimplify_expr): ... here.
1943 (gimplify_compound_lval): Use it in initial scan loop. Allow
1944 fb_lvalue in base expression.
1946 2005-10-15 Richard Henderson <rth@redhat.com>
1949 * builtins.c (expand_builtin_trap): Export.
1950 * expr.h (expand_builtin_trap): Declare.
1951 * expr.c (expand_assignment): Emit a trap for integral offsets
1952 from registers that weren't reduced to bitpos.
1954 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
1955 (mark_array_ref_addressable): Remove.
1956 * tree-flow.h (mark_array_ref_addressable): Remove.
1957 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
1959 2005-10-15 James E Wilson <wilson@specifix.com>
1962 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
1963 (add_dependence_list_and_free): Likewise.
1964 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1967 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1971 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1972 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1974 (vrp_visit_phi_node): Only prevent infinite iterations when
1975 the previous result and the new result are both VR_RANGEs.
1977 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1979 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1982 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1985 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1988 2005-10-14 Per Bothner <per@bothner.com>
1990 PR preprocessor/21250
1991 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1993 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1996 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1997 overflow flags. Refactor some conditionals.
1999 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
2002 * tree-dfa.c (add_referenced_var): Only look at decls which
2003 have TREE_CONSTANT or TREE_READONLY set instead of if
2004 !TREE_PUBLIC or !TREE_CONSTANT.
2006 2005-10-13 James E Wilson <wilson@specifix.com>
2008 * doc/invoke.texi: For -x, add f95-cpp-input.
2009 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
2011 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
2013 PR tree-optimization/24262
2014 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
2015 in loop all the time.
2017 2005-10-12 Richard Henderson <rth@redhat.com>
2020 * tree.h (DECL_TRANSPARENT_UNION): Remove.
2021 * function.c (assign_parm_find_data_types): Don't support it.
2022 * print-tree.c (print_node): Likewise.
2023 * c-common.c (handle_transparent_union_attribute): Likewise.
2024 Use build_duplicate_type.
2025 * tree-inline.c (remap_type_1): Split out of remap_type;
2026 properly remap aggregate fields.
2027 (build_duplicate_type): New.
2028 * doc/extend.texi (Variable Attributes): Remove documentation
2029 for transparent_union.
2031 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2034 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
2035 (gen_stack_pointer_dec): Likewise.
2037 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
2041 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
2043 (struct cxx): Add adjust_class_at_definition target hook.
2044 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
2045 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
2046 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
2047 hook_void_tree. Add to TARGET_CXX.
2048 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
2050 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
2051 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
2052 instead of attribute. Check for dllexport override. Warn if
2053 inconsistent dll linkage. Don't lose old dllimport if decl has
2054 had address referenced. Tweak lookup of dllimport atribute.
2055 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
2056 for target specific rules. Don't add dllimport attribute if
2057 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
2058 dllimport attribute.
2059 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
2060 * varasm.c (initializer_constant_valid_p): Replace
2061 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
2065 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
2066 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
2067 (i[34567]86-*-mingw32*): Likewise.
2069 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
2070 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
2072 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
2073 C++-specific code. Change return value to bool.
2074 (i386_pe_dllimport_p): Likewise.
2075 (associated_type): Simplify and make language-independent
2076 (i386_pe_encode_section_info): Replace override of ambiguous
2077 dllimport symbol refs with a gcc_assert.
2078 (i386_pe_valid_dllimport_attribute_p): Define.
2079 * config/i386/winnt-cxx.c: New file. Define C++ versions of
2080 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2081 i386_pe_adjust_class_at_definition.
2082 * config/i386/winnt-stubs.c: New file. Define stub versions of
2083 lang-specific functions.
2084 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
2085 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2086 i386_pe_adjust_class_at_definition.
2087 (i386_pe_valid_dllimport_attribute_p): Declare.
2088 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
2089 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
2090 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
2093 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
2094 dllimport attribute with test of DECL_DLLIMPORT_P.
2096 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
2098 * combine.c (make_extraction): Correct offset computation.
2100 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
2102 * config/cris/t-linux (LIMITS_H_TEST): Define.
2104 2005-10-12 Richard Henderson <rth@redhat.com>
2107 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
2109 2005-10-12 Richard Guenther <rguenther@suse.de>
2111 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
2113 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
2116 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
2117 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
2120 2005-10-12 Richard Guenther <rguenther@suse.de>
2123 * varasm.c (output_constant): Correct typo from previous
2126 2005-10-11 Ian Lance Taylor <ian@airs.com>
2128 PR rtl-optimization/13931
2129 * combine.c: Revert patch of 2003-05-14, and:
2130 (try_combine): Only set elim_i1 and elim_i2 if the destination is
2131 completely killed in the appropriate insn.
2132 (distribute_notes): Don't skip multiple hard register test for
2133 elim_i1 and elim_i2.
2135 2005-10-11 Richard Henderson <rth@redhat.com>
2138 * c-typeck.c (convert_for_assignment): Use build_constructor_single
2139 to initialize a transparent union instead of a nop_expr.
2141 2005-10-11 Richard Henderson <rth@redhat.com>
2143 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
2144 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
2145 (tree_ssa_dce_loop): Call scev_reset.
2148 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
2149 * tree-ssa-dce.c: Include cfgloop.h.
2150 (tree_ssa_dce_loop, pass_dce_loop): New.
2151 * tree-pass.h (pass_dce_loop): Declare it.
2152 * passes.c (init_optimization_passes): Use it.
2154 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2157 * convert.c (convert_to_real): Revert 2005-10-05 patch.
2158 Only apply the optimization for rounding builtins if the inner
2159 cast is also an extension.
2161 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
2164 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
2165 mark_new_vars_to_rename instead of update_stmt.
2167 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
2169 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
2171 2005-10-11 Jakub Jelinek <jakub@redhat.com>
2173 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
2174 for setting MMX register to 0 rather than mmx.
2176 2005-10-10 Steve Ellcey <sje@cup.hp.com>
2179 * configure.ac: Move gas check from mips specific case to common case.
2180 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
2181 * configure: Regenerate
2182 * doc/install.texi: Update.
2184 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2187 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
2189 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
2191 * gcc.c (do_spec_1): Accept numeric characters in file name
2194 2005-10-10 Nick Clifton <nickc@redhat.com>
2196 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
2197 describing the deleted arm_gen_rotated_half_load function.
2199 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
2201 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
2204 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
2206 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
2208 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
2209 (EXTRA_MULTILIB_PARTS): Define.
2210 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2211 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2212 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
2213 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2214 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2215 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
2217 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
2219 PR tree-optimization/24226
2220 * tree-cfg.c (remove_bb): Clean up unreachable loops.
2221 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
2222 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
2225 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2227 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
2229 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
2232 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
2233 Rewrite for no need for the early clobber.
2235 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2237 Merge from csl-arm-branch:
2238 2005-09-07 Paul Brook <paul@codesourcery.com>
2239 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
2242 2005-04-30 Paul Brook <paul@codesourcery.com>
2243 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
2244 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
2246 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
2247 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
2248 (arm_override_options): Use TARGET_AAPCS_BASED.
2249 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
2250 (PTRDIFF_TYPE): Use int for AAPCS.
2251 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
2252 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
2253 (DEFAULT_SHORT_ENUMS): Delete.
2254 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
2256 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
2257 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
2258 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
2259 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
2261 2004-12-03 Mark Mitchell <mark@codesourcery.com>
2262 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
2264 2004-11-22 Mark Mitchell <mark@codesourcery.com>
2265 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
2267 2004-11-19 Mark Mitchell <mark@codesourcery.com>
2268 * config.gcc (arm*-*-linux-gnueabi): Add it.
2269 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
2271 (TARGET_OS_CPP_BUILTINS): Likeiwse.
2272 * config/arm/linux-eabi.h: New file.
2273 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
2274 (LINUX_TARET_LINK_SPEC): Likewise.
2275 (LINK_SPEC): Use it.
2276 * config/arm/t-linux-eabi: New file.
2278 2005-10-08 Steven Bosscher <stevenb@suse.de>
2281 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
2283 (PARAM_SMS_DFA_HISTORY): Likewise.
2285 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2288 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
2289 (load_register_parameters): Call it.
2290 (check_sibcall_argument_overlap_1): Likewise.
2291 (store_one_arg): Likewise.
2293 2005-10-07 James E. Wilson <wilson@specifix.com>
2295 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
2296 DImode not VECINT24 for operand 2.
2299 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
2303 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
2304 fr_spill): Use destination_operand for operand 0.
2306 2005-10-07 DJ Delorie <dj@redhat.com>
2308 * varasm.c (output_constant): Limit error to expanding
2311 2005-10-07 Richard Guenther <rguenther@suse.de>
2314 * fold-const.c (fold_binary): Fix operand types during folding
2315 of X op (A, Y). Evaluation order of the side-effects of
2316 X and A are frontend-defined, so ensure we honour that even for
2317 tcc_comparison class operands; eased by removing duplicate code.
2319 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2321 * stor-layout.c (layout_type): Do not allow alignment of array
2322 elements to be greater than their size.
2324 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2326 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
2328 (hppa*-*-linux*): Ditto.
2329 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
2330 * config/host-hpux.c: New.
2331 * config/x-hpux: New.
2332 * config/pa/x-hpux: Remove.
2333 * config/pa/x-linux: Remove.
2334 * config/pa/pa-host.c: Remove.
2336 2005-10-07 Jeff Law <law@redhat.com>
2338 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
2339 determine whether or not to try and thread outgoing edges.
2341 2005-10-07 David Edelsohn <edelsohn@gnu.org>
2343 * config/rs6000/rs6000.md (eqsi_power): New.
2344 (neg_eq0si): Add TARGET_POWER to final condition.
2347 2005-10-06 Richard Henderson <rth@redhat.com>
2349 * config/rs6000/rs6000.c: Revert last change.
2351 2005-10-06 Richard Henderson <rth@redhat.com>
2353 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
2354 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
2356 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
2360 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
2361 out return_label and naked_return_label.
2363 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2365 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
2368 2005-10-06 Richard Henderson <rth@redhat.com>
2371 * tree-inline.c (declare_return_variable): Handle modify_dest not
2374 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2376 Fix PR tree-optimization/22488
2377 * tree-ssa-structalias.c (check_for_overlaps): New function.
2378 (create_variable_info_for): Use it.
2380 2005-10-06 Richard Henderson <rth@redhat.com>
2383 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
2384 (dwarf2out_start_source_file): Print it.
2386 2005-10-06 Geoffrey Keating <geoffk@apple.com>
2388 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
2390 2005-10-06 Richard Henderson <rth@redhat.com>
2393 * mode-switching.c (optimize_mode_switching): Clear transp bit
2394 for block with incomming abnormal edges.
2396 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
2397 (fpscr_set_from_mem): Use them.
2398 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
2399 (fpscr postinc splitters): Rewrite as peephole2+split.
2401 2005-10-06 David Edelsohn <edelsohn@gnu.org>
2403 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
2404 (eq<mode>_compare): Same.
2406 2005-10-06 Richard Guenther <rguenther@suse.de>
2408 PR tree-optimization/24238
2409 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
2411 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
2413 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
2414 here. Use AC_PATH_PROG for environment variables instead of
2416 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
2418 * configure: Regenerated.
2420 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
2423 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
2424 then force it into a register.
2425 (call_value): Likewise.
2427 2005-10-06 Richard Henderson <rth@redhat.com>
2430 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
2431 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
2432 under pass_vectorize.
2434 2005-10-05 Devang Patel <dpatel@apple.com>
2437 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
2438 handling constants. Check NAMESPACE_DECL context for constants.
2440 2005-10-05 Eric Christopher <echristo@apple.com>
2442 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
2444 2005-10-05 Richard Henderson <rth@redhat.com>
2447 * tree-cfg.c (mark_array_ref_addressable_1): New.
2448 (mark_array_ref_addressable): New.
2449 * tree-flow.h (mark_array_ref_addressable): Declare.
2450 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
2452 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
2456 * reload.c (subst_reloads): When adding a REG_LABEL to a
2457 jump instruction, also update JUMP_LABEL.
2459 2005-10-05 David Edelsohn <edelsohn@gnu.org>
2461 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
2462 * bb-reorder.c (copy_bb_p): Use it.
2463 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
2465 2005-10-05 Richard Henderson <rth@redhat.com>
2468 * toplev.c (process_options): Warn about unsupported combinations
2469 of unwind tables and omit-frame-pointer.
2470 * config/i386/i386.c (override_options): Similarly. Enable
2471 accumulate-outgoing-args if not explicitly disabled.
2473 2005-10-05 Steve Ellcey <sje@cup.hp.com>
2475 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
2476 Handle big endian vs. small endian.
2477 (vec_initv2sf): Handle big endian vs. small endian.
2478 (*vec_extractv2sf_1): Ditto.
2480 2005-10-05 Dale Johannesen <dalej@apple.com>
2482 * convert.c (convert_to_real): Don't convert
2483 (float)floor(double d) to floorf((float)d).
2485 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
2487 * config/arm/arm.md (insv): Use gen_int_mode in more places.
2489 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
2491 PR tree-optimization/18587
2492 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
2493 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
2494 build_vuses): Change to VEC type.
2495 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
2496 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
2497 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
2498 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
2499 (get_name_decl): New. Return DECL_UID of base variable.
2500 (operand_build_cmp): New. qsort comparison routine.
2501 (operand_build_sort_virtual): New. Sort virtual build vector.
2502 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
2503 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
2504 (FINALIZE_BASE): Use get_name_decl.
2505 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
2506 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
2507 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
2508 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
2509 direct VEC_* manipulations.
2510 (build_ssa_operands): Call operand_build_sort_virtual.
2511 (copy_virtual_operand, create_ssa_artficial_load_stmt,
2512 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
2513 with direct VEC_* manipulations.
2514 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
2515 with direct VEC manipulations.
2517 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
2519 PR tree-optimization/21419
2520 PR tree-optimization/24146
2521 PR tree-optimization/24151
2523 * c-typeck.c (readonly_error): Handle USE being lv_asm.
2524 (build_asm_expr): Call it if outputs are read-only.
2525 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
2527 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
2528 Paolo Bonzini <bonzini@gnu.org>
2532 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
2533 enable the instructions and not just the built-ins.
2534 * doc/invoke.texi (x86 Options): Likewise.
2536 2005-10-04 Geoffrey Keating <geoffk@apple.com>
2538 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
2540 * doc/invoke.texi (Option Summary): Correct spelling
2541 of -mmacosx-version-min.
2543 2005-10-04 Devang Patel <dpatel@apple.com>
2545 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
2548 2005-10-04 Steve Ellcey <sje@cup.hp.com>
2550 * tree-vect-transform.c (vect_create_epilog_for_reduction):
2551 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
2553 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
2555 * config/s390/s390.md ("TDSI","DP"): New mode macros.
2556 ("TE","tg"): New mode attributes.
2557 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
2558 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
2559 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
2560 dword_mode and one for GPRmode.
2562 2005-10-04 Ian Lance Taylor <ian@airs.com>
2564 PR preprocessor/13726
2565 * c-ppoutput.c (cb_include): Add comments parameter, and print out
2566 any comments passed in.
2568 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2570 * tree.c (annotate_with_file_line): Fix typo.
2572 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2575 * builtins.c (fold_builtin_memcmp): When constructing the pointer
2576 type used to access data in the inlined length == 1 case, use
2577 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
2578 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
2580 2005-10-04 Uros Bizjak <uros@kss-loka.si>
2582 * config/i386/i386.h (TARGET_FISTTP): Enable also for
2583 TARGET_SSE3 and only for TARGET_80387.
2584 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
2585 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
2586 Do not depend on TARGET_80387.
2588 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2590 * tree.c (last_annotated_node): Change type to location_t*.
2591 (annotate_with_file_line): Reflect the change of
2592 last_annotated_node type.
2594 2005-10-04 Richard Guenther <rguenther@suse.de>
2597 * c-decl.c (grokdeclarator): Don't write to fields
2600 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2603 * c-decl.c (finish_decl): Use set_user_assembler_name even for
2605 * varasm.c (make_decl_rtl): If a register variable does not
2606 have a set user assmbler name, error out.
2607 Decode the asmspec is now name+1 bypassing '*'.
2609 2005-10-04 Steven Bosscher <stevenb@suse.de>
2611 PR tree-optimization/23049
2612 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
2613 of a COND_EXPR is folded before calling fold on the whole rhs of a
2614 conditional assignment.
2615 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
2616 document that a COND_EXPR may appear there.
2618 2005-10-03 Diego Novillo <dnovillo@redhat.com>
2621 * tree-vrp.c (extract_range_from_assert): If the new numeric
2622 range created out of the assertion contradicts the existing
2623 numeric range of the ASSERT_EXPR variable, make the new range
2626 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
2628 * config/sh/sh.c (sh_register_move_cost): Add case for moving
2629 from T_REGS to FP register class.
2631 2005-10-03 Richard Henderson <rth@redhat.com>
2634 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
2635 before creating a new one.
2637 2005-10-03 David Edelsohn <edelsohn@gnu.org>
2639 * config/rs6000/t-aix43 (LDFLAGS): New.
2640 * config/rs6000/t-aix52 (LDFLAGS): New.
2642 2005-10-03 Ian Lance Taylor <ian@airs.com>
2644 * gimplify.c (find_single_pointer_decl_1): New static function.
2645 (find_single_pointer_decl): New static function.
2646 (internal_get_tmp_var): For a formal variable, set restrict base
2647 information if appropriate.
2648 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
2650 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
2651 (DECL_GET_RESTRICT_BASE): Define.
2652 (SET_DECL_RESTRICT_BASE): Define.
2653 (decl_restrict_base_lookup): Declare.
2654 (decl_restrict_base_insert): Declare.
2655 (struct tree_decl_with_vis): Add based_on_restrict_p field.
2656 * tree.c (restrict_base_for_decl): New static variable.
2657 (init_ttree): Initialize restrict_base_for_decl.
2658 (copy_node_stat): Copy restrict base information.
2659 (decl_restrict_base_lookup): New function.
2660 (decl_restrict_base_insert): New function.
2661 (print_restrict_base_statistics): New static function.
2662 (dump_tree_statistics): Call print_restrict_base_statistics.
2664 2005-10-02 Diego Novillo <dnovillo@redhat.com>
2667 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
2668 case of anti-ranges.
2670 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
2673 * c-typeck.c (tagged_tu_seen): Rename to ...
2674 (tagged_tu_seen_cache): this and add val field.
2675 (comptypes): Move functional to comptypes_internal
2676 and free tagged_tu_seen.
2677 (comptypes_internal): New function and call comptypes_internal
2678 instead of comptypes. Speed up by sibcalling
2679 tagged_types_tu_compatible_p.
2680 (alloc_tagged_tu_seen): New function
2681 (free_all_tagged_tu_seen_up_to): New function.
2682 (tagged_types_tu_compatible_p): Return the val of the seen two
2684 Add that the two types are the same to tagged_tu_seen_base
2685 if they are and call comptypes_internal instead of comptypes.
2686 <case UNION_TYPE>: Speed up common type where the fields are
2688 (function_types_compatible_p): Call comptypes_internal instead of
2690 (type_lists_compatible_p): Likewise.
2691 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
2693 2005-10-02 Matthias Klose <doko@debian.org>
2695 * doc/invoke.texi: Fix typo and speling error.
2697 2005-10-01 Richard Henderson <rth@redhat.com>
2699 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
2701 2005-10-01 Mark Mitchell <mark@codesourcery.com>
2703 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
2704 using --start-group and --end-group.
2706 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2708 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
2709 FIXME note regarding quirky semantics.
2711 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2714 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
2715 non-null range as a last resort.
2717 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
2718 Diego Novillo <dnovillo@redhat.com>
2721 * tree-vrp.c (extract_range_from_assert): For !=
2722 assertions, only build an anti-range if LIMIT is a
2723 single-valued range.
2725 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
2727 * arm.md (movqi): On thumb when optimizing, handle loading from
2728 memory by describing this as taking a subreg of a zero-extended load
2729 into an SImode register.
2732 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
2734 * reload1.c (merge_assigned_reloads): Do not change any
2735 RELOAD_FOR_OUTPUT_ADDRESS reloads.
2737 2005-09-30 Geoffrey Keating <geoffk@apple.com>
2739 * Makefile.in (LIPO_FOR_TARGET): Define.
2740 (STRIP_FOR_TARGET): Define.
2742 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
2743 before creating new ones. Do symlinks before creating the actual
2746 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
2747 to work out which multilibs are actually being built.
2749 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
2751 * tree-vect-transform.c, config/ms1/ms1.md,
2752 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
2753 Follow spelling conventions.
2754 * doc/invoke.texi, doc/md.texi: Fix typos.
2756 2005-09-30 Andrew Macleod <amacleod@redat.com>
2758 PR tree-optimization/21430
2759 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
2760 use operands, and set stmt pointer if need be.
2761 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
2762 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
2765 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2768 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
2770 2005-09-29 Mark Mitchell <mark@codesourcery.com>
2772 * optabs.c (expand_binop): Initialize first_pass_p.
2774 2005-09-29 Jakub Jelinek <jakub@redhat.com>
2777 * c-decl.c (c_write_global_declarations_1): If any
2778 wrapup_global_declaration_2 call returned true, restart the loop.
2780 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
2782 Fix PR tree-optimization/24117
2783 * tree-ssa-structalias.c (find_func_aliases): Strip nops
2784 before considering whether to use anyoffset.
2786 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2790 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2792 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2794 (swap_commutative_operands_with_target): New.
2796 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2799 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
2802 2005-09-29 Steven Bosscher <stevenb@suse.de>
2804 PR tree-optimization/23911
2805 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
2806 and IMAGPART_EXPR too.
2808 2005-09-28 Mark Mitchell <mark@codesourcery.com>
2811 * expmed.c (expand_shift): Move logic to reverse rotation
2812 direction when rotating by constants ...
2813 * optabs.c (expand_binop): ... here.
2814 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
2815 (ix86_rotrdi3): New pattern.
2816 (rotldi3): Handle 32-bit mode.
2817 (ix86_rotldi3): New pattern.
2819 2005-09-29 Alan Modra <amodra@bigpond.net.au>
2822 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
2823 check for numbers that need no bit twiddle.
2825 2005-09-28 Geoffrey Keating <geoffk@apple.com>
2827 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
2828 multilib to be built.
2830 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
2831 (stage1-start): Delete old libgcc and libunwind before moving
2832 anything into the stage directory.
2833 (stage2-start): Likewise.
2834 (stage3-start): Likewise.
2835 (stage4-start): Likewise.
2836 (stageprofile-start): Likewise.
2837 (stagefeedback-start): Likewise.
2838 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
2839 header in tm_file and CPU-specific t-darwin in tmake_file.
2840 (i[34567]86-*-darwin*): Don't change tm_file.
2841 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
2842 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
2843 shared library stub for target OS version.
2844 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
2845 (SHLIB_LINK): Don't make SHLIB_SOLINK.
2846 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
2847 (libgcc_s.%.dylib): New.
2849 (install-darwin-libgcc-stubs): New.
2850 (INSTALL_LIBGCC): New append.
2851 * config/i386/darwin-libgcc.10.4.ver: New.
2852 * config/i386/darwin-libgcc.10.5.ver: New.
2853 * config/i386/t-darwin: New.
2854 * config/rs6000/darwin-libgcc.10.4.ver: New.
2855 * config/rs6000/darwin-libgcc.10.5.ver: New.
2856 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
2857 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
2859 2005-09-28 Paul Brook <paul@codesourcery.com>
2861 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
2864 2005-09-28 Richard Guenther <rguenther@suse.de>
2866 PR tree-optimization/23853
2867 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
2868 host_integerp to verify misalignment value.
2870 2005-09-28 Richard Henderson <rth@redhat.com>
2872 * builtins.c (get_builtin_sync_mode): New.
2873 (expand_builtin_sync_operation): Pass in mode argument.
2874 (expand_builtin_compare_and_swap): Likewise.
2875 (expand_builtin_lock_test_and_set): Likewise.
2876 (expand_builtin_lock_release): Likewise.
2877 (expand_builtin): Update to match.
2879 2005-09-28 Nick Clifton <nickc@redhat.com>
2881 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
2882 formatting. Add check to PLUS case to ensure that the offset is
2883 within an acceptable range.
2885 * config/v850/v850.md (casesi): Disable the generation of the
2886 switch pattern as it is not being handled properly at the moment.
2888 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
2889 for when the high words are identical.
2891 2005-09-27 Richard Henderson <rth@redhat.com>
2893 * pretty-print.c (pp_base_format): Fix typo for %>.
2895 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
2896 Devang Patel <dpatel@apple.com>
2898 PR tree-optimization/23625
2899 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
2900 LABEL_EXPR, assertion check.
2902 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
2904 * optabs.c (no_conflict_move_test): Check if a result of a
2905 to-be-moved insn would be clobbered by an originally
2908 2005-09-27 Jeff Law <law@redhat.com>
2910 * passes.c (init_optimization_passes): Replace copy propagation
2911 passes immediately after DOM with phi-only copy propagation
2912 pases. Add phi-only copy propagation pass after first DOM pass.
2913 * tree-pass.h (pass_phi_only_copy_prop): Declare.
2914 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
2915 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
2916 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
2917 to init_copy_prop. Callers updated.
2918 (do_phi_only_copy_prop): New function.
2919 (pass_phi_only_copy_prop): New pass descriptor.
2921 2005-09-27 Nick Clifton <nickc@redhat.com>
2923 * libgcc2.c (__popcount_tab): Remove redundant prototype.
2925 2005-09-26 Jason Merrill <jason@redhat.com>
2928 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
2930 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
2932 2005-09-26 James E Wilson <wilson@specifix.com>
2934 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
2935 copyright. Add gcc copyright plus libgcc exception.
2936 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
2938 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
2940 2005-09-26 Jeff Law <law@redhat.com>
2942 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
2943 about when to iterate.
2945 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
2948 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
2949 for __complex__ double in -mcpu=G5 mode.
2951 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2953 PR tree-optimization/23942
2954 * Makefile.in (SCEV_H): Depends on PARAMS_H.
2955 * tree-scalar-evolution.c: Include params.h.
2957 (follow_ssa_edge, follow_ssa_edge_in_rhs,
2958 follow_ssa_edge_in_condition_phi_branch,
2959 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
2960 Change return type to t_bool. Use a parameter to limit the size of
2961 trees that are walked before stopping
2962 (analyze_evolution_in_loop): Initialize the limit to 0.
2963 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2964 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2966 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2969 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2970 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2972 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2974 * combine.c (make_extraction): Check for valid use of subreg.
2976 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2979 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2980 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2981 ("fist<mode>2_with_temp"): Use only register operands.
2983 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2985 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2986 CALL_INSN_FUNCTION_USAGE.
2988 2005-09-26 Richard Guenther <rguenther@suse.de>
2991 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2992 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2993 (ldst_entry): Use the hashtable instead of list-walking.
2994 (find_rtx_in_ldst): Likewise.
2995 (free_ldst_entry): Free the hashtable.
2996 (compute_ld_motion_mems): Create the hashtable.
2997 (trim_ld_motion_mems): Remove entry from hashtable if
2998 removing it from list.
2999 (compute_store_table): Likewise^2.
3000 (store_motion): Free hashtable in case we did not see
3003 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
3005 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
3006 and arg1 if we are passing them to fold_build2.
3008 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
3011 * config/i386/i386.c (ix86_function_regparm): Fix the test for
3014 2005-09-25 Richard Henderson <rth@redhat.com>
3016 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
3017 SYMBOL_REF_TLS_MODEL to be correct.
3019 2005-09-24 Richard Henderson <rth@redhat.com>
3021 * ipa-type-escape.c (discover_unique_type): Remove dead code at
3022 end of function. Reindent.
3024 2005-09-24 Ian Lance Taylor <ian@airs.com>
3026 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
3027 NEGATE_EXPR/BIT_NOT_EXPR case.
3029 2005-09-24 Richard Henderson <rth@redhat.com>
3031 * c-common.c (handle_mode_attribute): When not modifying in place,
3032 create subtypes for enumerations.
3033 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
3034 * gimplify.c (create_tmp_from_val): Likewise.
3036 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
3038 * config/i386/i386.md (*tls_global_dynamic_64,
3039 *tls_local_dynamic_base_64): Add missing mode to call.
3040 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
3042 2005-09-24 Jan Hubicka <jh@suse.cz>
3044 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
3045 (cgraph_clone_node): Likewise.
3046 * cgraph.h (cgraph_clone_edge): Update prototype.
3047 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
3048 duplicated prototypes; add updating argument.
3049 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
3050 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
3052 (cgraph_mark_inline_edge): Likewise.
3053 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
3054 (cgraph_flatten_node): Likewise.
3055 (cgraph_decide_recursive_inlining): Likewise.
3056 (cgraph_decide_inlining_of_small_function): Likewise.
3057 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3059 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3060 Pete Steinmetz <steinmtz@us.ibm.com>
3062 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
3063 (rldic.): Set type to "compare".
3065 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
3066 mfjmpr for MFCTR/MFLR.
3067 (movdf_hardfloat64): Same.
3068 (movdf_softfloat64): Same. Correct order of store and move types.
3069 (movti_string): Set type to store_ux/load_ux.
3070 (load_multiple): Set type to load_ux.
3071 (store_multiple): Set type to store_ux.
3072 (movmemsi): Set type to store_ux.
3073 (output_cbranch direct_return): Set type to jmpreg.
3074 (stmw): Set type to store_ux.
3075 (lmw): Set type to load_ux.
3076 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
3077 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
3078 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
3079 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
3080 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
3081 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
3082 (rios1-fpstore): Increase latency to 3.
3083 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
3084 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
3086 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3087 Andrew Pinski <pinskia@physics.uc.edu>
3089 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
3090 operand2 constraint to "b".
3091 (sync_<fetchop_name>di_internal): Same.
3092 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
3094 (sync_old_<fetchop_name>di_internal): Same.
3095 (sync_new_<fetchop_name>si_internal): Same.
3096 (sync_new_<fetchop_name>di_internal): Same.
3098 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
3101 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
3102 case, define as macros.
3104 PR rtl-optimization/23837
3105 * optabs.c (no_conflict_move_test): Don't set must_stay for a
3106 clobber / clobber match between dest and p->first.
3108 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
3109 (no_conflict_move_test): Update comments.
3111 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
3113 * doc/install.texi: Update URL for Jacks.
3114 * doc/sourcebuild.texi: Likewise.
3116 2005-09-22 David Edelsohn <edelsohn@gnu.org>
3119 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
3120 registers when choosing register preferences.
3121 (movdf_hardfloat64): Same.
3123 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
3125 * expmed.c (expand_shift): Don't use the target of the rotate as
3126 target for the first expanded shift insn.
3127 * testsuite/gcc.dg/20050922-1.c: Testcase added.
3129 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
3131 PR tree-optimization/22438
3132 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
3133 preserved iv rhs rewriting specially.
3135 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
3137 * tree-data-ref.c (analyze_array_indexes): Only estimate when
3138 estimate_only is true.
3139 * tree-flow.h (ref_contains_indirect_ref): New prototype.
3140 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
3141 tree-ssa-structalias.c
3142 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
3143 ref_contains_indirect_ref.
3144 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
3146 2005-09-21 DJ Delorie <dj@redhat.com>
3148 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
3150 (mn10300_return_in_memory): Support variable size types also.
3151 (mn10300_pass_by_reference): Likewise.
3152 (mn10300_function_value): New.
3153 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
3154 (FUNCTION_OUTGOING_VALUE): Likewise.
3155 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
3156 * doc/invoke.texi: Document it.
3158 2005-09-21 Uros Bizjak <uros@kss-loka.si>
3161 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
3162 force integer op1 into register for XFmode compares.
3164 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
3167 * expmed.c (alg_code): Add alg_impossible.
3168 (alg_hash_entry): Add cost.
3169 (synth_mult): Record alg_impossible in the hash table if
3170 multiplication by a given integer is impossble within the
3171 limit. Speed up using alg_impossible.
3173 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3175 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
3176 argument. Allow and set any offset if needs_anyoffset is passed
3178 (get_constraint_for): Add argument here too.
3180 (do_structure_copy): Pass NULL to get_constraint_for.
3181 (handle_ptr_arith): Ditto.
3182 (find_func_aliases): Ditto.
3184 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
3186 PR rtl-optimization/23898
3187 * output.h (get_attr_min_length): Declare.
3188 * final.c (get_attr_length_1): New function, broken out of:
3190 (get_attr_min_length): New function.
3191 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
3192 (duplicate_computed_gotos): Likewise.
3193 * genattr.c (insn_min_length): Generate declaration.
3194 * genattrtab.c (min_fn, min_attr_value): New functions.
3195 (make_length_attrs): Generate insn_min_length.
3197 2005-09-20 Steve Ellcey <sje@cup.hp.com>
3199 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
3201 2005-09-20 Richard Henderson <rth@redhat.com>
3203 PR tree-optimization/24059
3204 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
3207 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
3209 * c.opt (fextended-identifiers): New.
3210 * c-opts.c (c_common_handle_option): Handle
3211 -fextended-identifiers.
3212 * doc/cpp.texi: Update documentation of extended identifiers.
3213 * doc/cppopts.texi (-fextended-identifiers): Document.
3215 2005-09-20 Jakub Jelinek <jakub@redhat.com>
3217 PR tree-optimization/23929
3218 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
3221 PR tree-optimization/23818
3222 * tree-stdarg.c (execute_optimize_stdarg): Call
3223 calculate_dominance_info.
3225 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3227 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
3228 (analyze_siv_subscript_cst_affine): Add weak SIV test.
3229 (compute_overlap_steps_for_affine_1_2): Use
3230 get_number_of_iters_for_loop.
3231 (analyze_subscript_affine_affine): Check whether difference is
3233 Use get_number_of_iters_for_loop.
3234 Check whether overlap occurs outside of bounds.
3235 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
3237 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
3239 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
3240 base register if possible.
3242 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
3244 PR tree-optimization/18463
3245 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
3246 converting it directly is not possible.
3247 (chrec_convert_aggressive): New function.
3248 * tree-chrec.h (chrec_convert_aggressive): Declare.
3249 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
3250 Fold chrec conversions aggressively if asked to.
3251 (instantiate_parameters): Modified because of changes in
3252 instantiate_parameters_1.
3254 2005-09-19 Richard Henderson <rth@redhat.com>
3256 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
3257 (reduc_splus_v2df): New.
3259 2005-09-19 Richard Sandiford <richard@codesourcery.com>
3261 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
3262 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
3264 2005-09-19 Richard Henderson <rth@redhat.com>
3266 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
3269 2005-09-19 Richard Henderson <rth@redhat.com>
3271 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
3272 (ia64_expand_dot_prod_v8qi): New.
3273 * config/ia64/ia64-protos.h: Update.
3274 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
3275 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
3276 sdot_prodv8qi, sdot_prodv4hi): New.
3277 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
3279 2005-09-19 Richard Henderson <rth@redhat.com>
3282 * real.c (exact_real_truncate): Return false if the format cannot
3283 represent the number as a normal.
3285 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
3286 for a memory source.
3288 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
3290 * tree-ssa-operands.c (swap_tree_operands): Export.
3291 * tree.h (swap_tree_operands): Declare.
3292 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
3293 Call swap_tree_operands.
3295 2005-09-19 Richard Henderson <rth@redhat.com>
3297 * tree-flow.h (merge_alias_info): Declare.
3298 * tree-ssa-copy.c (merge_alias_info): Export.
3299 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
3300 (vect_create_data_ref_ptr): Use create_iv directly.
3301 (vectorizable_load): Use correct types for integer constants.
3302 (vect_generate_tmps_on_preheader): Likewise.
3303 (vect_gen_niters_for_prolog_loop): Likewise.
3305 2005-09-19 Steven Bosscher <stevenb@suse.de>
3307 PR rtl-optimization/23943
3308 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
3310 2005-09-18 Jan Hubicka <jh@suse.cz>
3312 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
3314 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
3316 * varasm.c (output_constant): Do not abort on conversions to union
3317 types between different sizes.
3319 2005-09-18 Richard Guenther <rguenther@suse.de>
3322 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
3325 2005-09-18 Paul Brook <paul@codesourcery.com>
3327 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
3329 2005-09-17 Richard Henderson <rth@redhat.com>
3331 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
3332 * tree-ssa-loop.c (pass_vect_dce): Remove.
3333 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
3336 2005-09-17 Richard Henderson <rth@redhat.com>
3338 * tree-pass.h (pass_vect_dce): Declare.
3339 * passes.c (init_optimization_passes): Add it.
3340 * tree-flow.h (tree_ssa_dce): Declare.
3341 * tree-ssa-dce.c (tree_ssa_dce): Export.
3342 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
3343 (gate_tree_vectorize): ... here.
3344 (pass_vect_dce): New.
3346 2005-09-17 Jan Hubicka <jh@suse.cz>
3348 * except.c (struct eh_status): Turn region_array into vec.
3349 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
3350 convert_from_eh_region_ranges, find_exception_handler_labels,
3351 current_function_has_exception_handlers, assign_filter_values,
3352 build_post_landing_pads, dw2_build_landing_pads,
3353 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
3354 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
3355 foreach_reachable_handler, can_throw_internal_1,
3356 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
3358 (duplicate_eh_region_1): Update region_array.
3359 (duplicate_eh_regions): Resize region_array and avoid recomputing.
3361 2005-09-17 David Edelsohn <edelsohn@gnu.org>
3364 * expmed.c (expand_mult): Substitute simple register for op0 when
3367 2005-09-17 Richard Henderson <rth@redhat.com>
3369 * expr.c (emit_move_via_integer): Add force argument, pass it on
3370 to emit_move_change_mode. Update callers.
3371 (emit_move_complex): Pass true to new force argument.
3372 * function.c (expand_function_end): Move expand_eh_return call
3373 earlier. Merge sub-word complex values into a pseudo before
3374 copying to the return hard register.
3376 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
3378 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
3379 between different sizes.
3381 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
3385 * passes.c (init_optimization_passes): Register dump files for
3388 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
3390 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
3391 * config/s390/s390.c (s390_overlap_p): New function.
3392 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
3393 peephole2, "*xc" peephole2): Added overlap check to the peephole2
3396 2005-09-16 Richard Guenther <rguenther@suse.de>
3398 * ipa-pure-const.c (static_execute): Free auxiliar information.
3399 * ipa-type-escape.c (discover_unique_type): Free temporary key.
3400 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
3402 2005-09-15 DJ Delorie <dj@redhat.com>
3404 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
3406 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3408 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3410 (swap_commutative_operands_with_target): New.
3412 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
3414 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
3417 (estimate_iters_using_array): New function.
3418 * tree-data-ref.h (estimate_iters_using_array): Prototype
3419 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3420 Use estimate_iters_using_array instead of analyze_array.
3422 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
3424 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
3427 2005-09-15 Michael Matz <matz@suse.de>
3429 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
3431 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
3433 PR tree-optimization/23835
3434 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
3435 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
3437 2005-09-14 Richard Henderson <rth@redhat.com>
3439 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
3440 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
3442 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
3444 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
3445 in the ARRAY_TYPE case.
3447 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
3449 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
3451 2005-09-14 Uros Bizjak <uros@kss-loka.si>
3454 * tree-vect-transform.c (vectorizable_operation): Return false for
3455 scalar shift operations and for vector shift operations with
3456 non-invariant shift arguments. Use scalar tree operand op1 as
3457 a shift operand when vector shift insn pattern uses scalar shift
3459 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
3461 2005-09-14 Olivier Hainque <hainque@adacore.com>
3463 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
3464 value if it has side-effects.
3466 2005-09-14 David Edelsohn <edelsohn@gnu.org>
3469 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
3471 2005-09-14 Alan Modra <amodra@bigpond.net.au>
3473 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
3474 passed as NAME as if it were label at start of function code.
3476 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
3478 * config/sh/sh.md (*movv4sf_i): Add general register cases to
3481 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
3483 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
3484 as early clobber. Rewrite so the PIC register is not implicitly used.
3486 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3488 * tree.c (annotate_with_file_line): Compare line numbers before
3491 2005-09-13 Uros Bizjak <uros@kss-loka.si>
3494 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
3495 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
3497 2005-09-13 Ian Lance Taylor <ian@airs.com>
3499 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
3500 than a HOST_WIDEST_INT to gen_doloop_begin.
3502 2005-09-13 Diego Novillo <dnovillo@redhat.com>
3504 * tree-dfa.c (dump_variable): Guard against NULL annotations.
3506 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
3508 PR tree-optimize/23817
3509 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
3511 2005-09-13 Alan Modra <amodra@bigpond.net.au>
3514 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
3515 word before changing the stack pointer. Use gen_frame_mem for MEMs.
3516 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
3517 (restore_stack_nonlocal): Likewise.
3518 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
3520 2005-09-12 Ian Lance Taylor <ian@airs.com>
3523 * c.opt (ffriend-injection): New C++ option.
3524 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
3525 (C++ Dialect Options): Document -ffriend-injection.
3527 2005-09-12 Josh Conner <jconner@apple.com>
3530 * ipa-reference.c (static_execute): Don't mark variables in
3531 named sections TREE_READONLY.
3533 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3535 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
3538 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
3540 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
3541 V_MUST_DEF instead of just the first_use_p.
3542 Don't mark the virtual variables for renaming on the statement which
3544 (pass_dse): Remove TODO_update_ssa.
3546 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
3549 * stor-layout.c (compute_record_mode): For records with a single
3550 field, actually check the field's mode size against the type size.
3552 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
3553 registers for TARGET_SHMEDIA.
3554 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
3555 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
3556 of GENERAL_REGS and FP_REGS.
3558 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3560 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
3562 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3564 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
3565 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
3566 are omitted. Exclude stack_tie insn too.
3568 2005-09-11 David Edelsohn <edelsohn@gnu.org>
3570 PR rtl-optimization/23098
3571 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
3573 * config/rs6000/rs6000.md (movdf splitter): Use
3574 const_double_operand predicate for TARGET_POWERPC64.
3575 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
3576 SYMBOL_REF method to ABI_V4.
3578 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
3579 replace_equiv_address.
3580 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
3581 rs6000_sr_alias_set and MEM_NOTRAP.
3582 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
3584 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
3586 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
3587 handle CALL_EXPR again.
3589 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
3591 * arm/predicates.md (alignable_memory_operand): Delete.
3593 2005-09-10 Richard Henderson <rth@redhat.com>
3596 * dbxout.c (dbxout_expand_expr): New.
3597 (dbxout_symbol): Use it.
3599 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
3601 * arm.c (arm_gen_rotated_half_load): Delete.
3602 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
3603 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
3604 (thumb_set_return_address): Likewise.
3605 (thumb_load_double_from_address): Use adjust_address.
3606 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
3607 (extendhsisi2_mem, movhi_bytes): Use change_address.
3608 (movhi): Use widen_memory_access.
3609 (reload_out_df): Use replace_equiv_address.
3610 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
3612 2005-09-09 Richard Henderson <rth@redhat.com>
3615 * dbxout.c: Include expr.h.
3616 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
3617 (dbxout_symbol): Handle DECL_VALUE_EXPR.
3618 * Makefile.in (dbxout.o): Add EXPR_H.
3620 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
3622 PR tree-optimization/23509
3623 * tree-cfg.c (replace_uses_by): Use replace_exp.
3624 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
3625 pointers have name_mem_tag or type_mem_tag set.
3627 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3629 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
3630 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
3631 of wrongly accessing operands.
3633 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3635 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
3636 * tree-chrec.c: Include tree-scalar-evolution.h.
3637 (chrec_convert): Instantiate the base and step before calling
3638 scev_probably_wraps_p that would fail on parametric evolutions.
3639 Collect all the fails into a single section failed_to_convert,
3640 print a diagnostic, and return chrec_dont_know instead of calling
3642 * tree-scalar-evolution.c (loop_closed_phi_def): New.
3643 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
3645 (scev_const_prop): Don't replace the definition of a loop closed ssa
3646 phi node by itself, or by another loop closed ssa phi node.
3647 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
3648 that base and step are defined.
3650 2005-09-09 Richard Guenther <rguenther@suse.de>
3653 * fold-const.c (fold_ternary): Check truth_value_p before
3654 calling invert_truthvalue.
3656 2005-09-09 Nick Clifton <nickc@redhat.com>
3658 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
3659 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
3660 dimension of these arrays.
3661 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
3663 * longlong.h: Only provide a prototype for the __clz_tab[] array
3664 if this header has not been included from libgcc2.h.
3665 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
3667 Provide prototypes for exported functions.
3668 Use the __clz_tab[] and __popcount_tab[] arrays provided by
3671 2005-09-08 Josh Conner <jconner@apple.com>
3675 * expr.c (expand_expr_addr_expr_1): Don't invoke
3676 expand_simple_binop for EXPAND_INITIALIZER.
3678 2005-09-08 Richard Henderson <rth@redhat.com>
3681 * toplev.c (wrapup_global_declaration_1): Split out ...
3682 (wrapup_global_declaration_2): ... from ...
3683 (wrapup_global_declarations): ... here. Return bool.
3684 (check_global_declaration_1): Split out ...
3685 (check_global_declarations): from here.
3686 (emit_debug_global_declarations): New.
3687 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
3688 check_global_declaration_1, emit_debug_global_declarations): Declare.
3689 * c-decl.c (c_write_global_declarations_1): Don't create a vector
3690 of decls. Call wrapup_global_declaration_1,
3691 wrapup_global_declaration_2, check_global_declaration_1 directly.
3692 (c_write_global_declarations_2): New.
3694 (c_write_global_declarations): Call c_write_global_declarations_2.
3695 * langhooks.c (write_global_declarations): Call
3696 emit_debug_global_declarations.
3698 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
3699 remove decls that have DECL_RTL_SET_P.
3700 * passes.c (rest_of_decl_compilation): Invoke
3701 cgraph_varpool_finalize_decl for all but functions.
3703 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3705 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
3706 the result of a conversion if the new min and max cannot be compared.
3708 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
3710 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
3711 (override_options): Setting s390_sr_alias_set removed.
3712 (save_fpr, save_gprs): Set alias set to vararg or frame.
3713 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
3714 s390_sr_alias_set with get_frame_alias_set ().
3715 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
3716 get_varargs_alias_set ().
3718 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3722 * c-parser.c (c_parser_objc_method_definition): If the next
3723 token is not "{", error out and don't start the function.
3725 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3727 * tree-vrp.c (extract_range_from_expr): Move the check for non
3728 nullness after the check for gimple invariant.
3730 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3732 * tree.c (host_integerp, tree_low_cst): Correct function comment.
3734 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3737 * config/m32r.md (movmemsi_internal): Canonicalize order of
3738 operands in PLUS component of template.
3740 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
3742 * reload1.c (fixup_eh_region_note): Remove assertion.
3743 (fixup_abnormal_edges): Reverted removal of call to
3744 find_many_sub_basic_blocks made on 2005-08-31.
3746 2005-09-07 Richard Henderson <rth@redhat.com>
3748 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
3749 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
3750 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
3751 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
3752 rearrange for better packing.
3753 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
3754 (lookup_cfa_1): Remove inline marker.
3755 (cfa_equal_p): Split out of ...
3756 (def_cfa_1): ... here. Use INVALID_REGNUM.
3757 (build_cfa_loc): Handle !cfa->indirect.
3758 (frame_pointer_cfa_offset): New.
3759 (dbx_reg_number): Assert register elimination performed; do
3760 leaf register remapping.
3761 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
3762 (eliminate_reg_to_offset): New.
3763 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
3764 for verifiably local stack frame addresses; re-base to CFA.
3765 (mem_loc_descriptor): Remove can_use_fbreg argument.
3766 (concat_loc_descriptor, loc_descriptor): Likewise.
3767 (containing_function_has_frame_base): Remove.
3768 (rtl_for_decl_location): Don't do register elimination or
3769 leaf register remapping here.
3770 (secname_for_decl): Split out from ..
3771 (add_location_or_const_value_attribute): ... here.
3772 (convert_cfa_to_loc_list): New.
3773 (compute_frame_pointer_to_cfa_displacement): New.
3774 (gen_subprogram_die): Use them.
3775 * tree.h (frame_base_decl): Remove.
3776 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
3777 (prologue_stack_adjust): Remove.
3778 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
3779 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
3780 (set_frame_base_location): Remove.
3781 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
3782 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
3783 (vt_add_function_parameters): Don't eliminate_regs.
3784 (vt_initialize): Don't create frame_base_decl.
3786 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3788 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
3789 version of GNU binutils for 4.x and later.
3791 2005-09-06 Mark Mitchell <mark@codesourcery.com>
3793 * ggc-page.c (ggc_push_context): Remove.
3794 (ggc_pop_context): Likewise.
3795 * ggc.h (ggc_push_context): Remove.
3796 (ggc_pop_context): Likewise.
3798 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3801 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
3802 returning from an interrupt handler.
3804 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3807 * config/arc/arc.c (output_shift): Add check for loop count when
3810 2005-09-06 Steven Bosscher <stevenb@suse.de>
3812 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
3814 (abs_replacement): Likewise.
3815 (pass_phiopt): Remove TODO_update_ssa.
3817 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3820 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
3821 if "return with no value, in function returning non-void" warning
3823 * tree-cfg.c (execute_warn_function_return): Don't look at
3824 RETURN_EXPRs with TREE_NO_WARNING set.
3827 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
3828 for internal functions doesn't use registers used by global registers
3829 variables. Use fewer register parameters if there are global register
3832 2005-09-06 Olivier Hainque <hainque@adacore.com>
3833 Eric Botcazou <ebotcazou@adacore.com>
3836 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
3837 when we would be extracting outside its bit span (bitpos+bitsize
3838 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
3839 Ada unchecked conversions.
3841 2005-09-06 Steven Bosscher <stevenb@suse.de>
3843 * tree-ssa-pre.c (try_look_through_load): New function.
3844 (compute_avail): Use it to try to look through loads for some
3845 more useful expressions.
3847 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3849 * simplify-rtx.c (simplify_binary_operation_1): Correct the
3850 condition for detecting cases like (a&a) and (a^a).
3852 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
3854 * common.opt: Add option ftree-vect-loop-version.
3855 * params.def: Add --param vect-max-version-checks.
3856 * doc/invoke.texi: Document ftree-vect-loop-version and
3857 --param vect-max-version-checks.
3858 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
3859 may_misalign_stmts and defines for accessors.
3860 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
3861 LOOP_VINFO_MAY_MISALIGN_STMTS.
3862 (destroy_loop_vec_info): VEC_free for
3863 LOOP_VINFO_MAY_MISALIGN_STMTS.
3864 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3865 Update documentation.
3866 (vect_update_misalignment_for_peel): New.
3867 (vect_enhance_data_refs_alignment): Update to choose loop
3868 peeling or loop versioning if appropriate for the (potentially)
3869 unaligned data references in the loop.
3870 (vect_analyze_data_refs_alignment): Remove call to
3871 vect_enhance_data_refs_alignment so the checks can be done
3873 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
3874 and move up call to vect_analyze_data_refs_alignment.
3875 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
3876 (vect_transform_loop): Add call to loop_version.
3878 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3880 PR rtl-optimization/23098
3881 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
3882 * simplify-rtx.c (constant_pool_reference_p): New function.
3883 * rtl.h (constant_pool_reference_p): New prototype.
3884 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
3885 constant_pool_reference_p in condition and
3886 avoid_constant_pool_reference in preparation statements.
3888 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
3890 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
3891 STRICT_LOW_PART SETs.
3893 2005-09-06 Alan Modra <amodra@bigpond.net.au>
3896 * except.c (sjlj_emit_function_enter): Find the function begin
3897 note even when it's not in first basic block.
3899 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
3901 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
3902 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
3903 * aclocal.m4: Regenerate.
3905 2005-09-05 DJ Delorie <dj@redhat.com>
3907 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
3910 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
3912 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
3913 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
3914 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
3915 Follow spelling conventions.
3916 * doc/invoke.texi: Follow spelling conventions.
3918 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3920 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
3921 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
3922 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
3924 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3927 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
3928 (output_stack_adjust): Use gen_tmp_stack_mem.
3929 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
3930 (sh_set_return_address, sh_allocate_initial_value): Likewise.
3931 (sh_get_pr_initial_val): Likewise.
3932 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
3933 (sh_initialize_trampoline): Likewise. Also use adjust_address.
3934 * sh.md (divsi_inv_m0): Use gen_const_mem.
3935 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
3936 (movdf_i4+1): Use gen_tmp_stack_mem.
3937 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
3938 (fpu_switch+2): Likewise.
3939 (movv4sf_i, movv16sf_i): Use adjust_address.
3940 (symGOT_load): Set MEM_NOTRAP_P bit.
3942 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3945 * pa.c (emit_move_sequence): Fix typo in last change.
3947 2005-09-03 Jakub Jelinek <jakub@redhat.com>
3949 PR rtl-optimization/23454
3950 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
3953 2005-09-03 Richard Henderson <rth@redhat.com>
3954 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3957 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
3960 2005-09-02 Nicolas Pitre <nico@cam.org>
3962 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
3963 to bit_count to 32 bits.
3965 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3968 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3969 generating synthetic loads from volatile lvalues.
3971 005-09-02 Nick Clifton <nickc@redhat.com>
3973 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3974 __ctzhi2, __clzhi2): New functions.
3976 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3979 * tree-nested.c (struct var_map_elt): Mark with GTY.
3980 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3982 (lookup_field_for_decl): Allocate new element in GC memory.
3983 (lookup_tramp_for_decl): Likewise.
3984 (convert_nl_goto_reference): Likewise
3985 (create_nesting_tree): Allocate info in GC memory. Likewise for
3987 (free_nesting_tree): Free with ggc_free instead of free.
3988 (root): New static variable.
3989 (lower_nested_functions): Remove root as local variable. And zero out
3990 root at the end of the function.
3992 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3994 PR rtl-optimization/20365
3995 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3996 to short. New member ix.
3997 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3998 (simplify_plus_minus): Initialize ix members before calling qsort.
4000 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
4002 PR tree-optimization/23626
4003 * tree-cfg.c (replace_uses_by): Clean up eh info.
4005 2005-09-01 DJ Delorie <dj@redhat.com>
4007 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
4010 2005-09-01 David Edelsohn <edelsohn@gnu.org>
4012 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
4013 (rs6000_split_multireg_move): Use replace_equiv_address instead of
4016 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
4018 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
4019 do not issue warning for a variable definition following
4022 2005-09-01 Richard Henderson <rth@redhat.com>
4025 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
4026 conversion to CONST_VECTOR.
4028 2005-09-01 Richard Henderson <rth@redhat.com>
4031 * reload1.c (reload_as_needed): Check !CALL_P before calling
4032 fixup_eh_region_note.
4033 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
4035 2005-09-01 DJ Delorie <dj@redhat.com>
4037 * varasm.c (output_constant): Let the target resolve
4038 conversions of addresses to non-default pointer sizes.
4040 2005-09-01 Nicolas Pitre <nico@cam.org>
4042 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
4043 to alow matching ARM pre-indexed addressing mode.
4044 (arm_override_options): Remove now irrelevant comment.
4046 2005-09-01 Phil Edwards <phil@codesourcery.com>
4048 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
4049 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
4050 * config/i386/vxworks.h: Likewise.
4051 * config/i386/t-vxworksae: New file, for VxWorks AE.
4052 * config/i386/vxworksae.h: Likewise.
4054 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
4056 PR tree-optimization/23410
4057 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
4058 sequence is not wrapping during the first step.
4060 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4063 * dwarf2out.c (base_type_die): Compare char_type_node with
4064 TYPE_MAIN_VARIANT (type), not type.
4066 2005-09-01 Richard Guenther <rguenther@suse.de>
4068 PR tree-optimization/15366
4069 * common.opt: Add -finline-functions-called-once.
4070 Put -fearly-inlining in alphabetically ordered place.
4071 * doc/invoke.texi: Document new option.
4072 * ipa-inline.c (cgraph_decide_inlining): Honour
4073 flag_inline_functions_called_once.
4075 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4077 PR rtl-optimization/23478
4078 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
4079 (alloc_qty): Initialize it.
4080 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
4081 (combine_regs): Combine also n_throwing_calls_crossed fields.
4082 (find_free_reg): Don't attempt to caller-save pseudos crossing
4083 calls that might throw.
4084 * global.c (struct allocno): Add throwing_calls_crossed field.
4085 (global_alloc): Revert 2005-08-22 change. Initialize
4086 throwing_calls_crossed.
4087 (find_reg): Don't attempt to caller-save pseudos crossing calls that
4090 2005-09-01 Alan Modra <amodra@bigpond.net.au>
4093 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
4094 (mask64_operand): Reinstate code prior to 2005-06-11 change.
4095 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
4096 (and64_2_operand): Tweak to use predicate.
4097 (and_operand): Adjust for mask_operand changes.
4098 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
4099 (print_operand): Likewise.
4100 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
4101 (mask64_1or2_operand): Delete.
4102 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
4103 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
4104 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
4105 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
4106 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
4107 (rotldi3_internal4): Likewise.
4108 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
4109 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
4110 (ashldi3_internal7): Likewise.
4111 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
4112 (ashldi3_internal, ashldi3_internal9 split): Likewise.
4113 (anddi3 split): Don't match mask64_operand.
4114 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
4115 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
4116 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
4117 't' splitter predicate.
4118 (movdi_internal64 + 2): Revert 2005-06-11 change.
4120 2005-08-31 DJ Delorie <dj@redhat.com>
4122 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
4123 (m32c_asm_integer): Add support for 32 bit pointers.
4125 2005-08-31 Richard Henderson <rth@redhat.com>
4127 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
4128 component-like references for setting MEM_NOTRAP_P.
4130 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
4131 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
4133 2005-08-31 Richard Henderson <rth@redhat.com>
4135 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
4136 into a pseudo before applying gen_lowpart.
4138 2005-08-31 Geoffrey Keating <geoffk@apple.com>
4140 * doc/install.texi (Specific): Update cctools version required
4141 for full functionality.
4142 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
4143 linkers as -macosx_version_min.
4145 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
4148 * sh.c (print_operand, %R and %S): Add handling of floating point
4149 registers, memory, constants and invalid operands.
4151 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
4153 * ipa-pure-const.c: Change dump name.
4155 2005-08-31 Uros Bizjak <uros@kss-loka.si>
4158 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
4159 to "reg_or_0_operand".
4160 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
4162 2005-08-31 Dale Johannesen <dalej@apple.com>
4164 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
4165 loops that count down.
4167 2005-08-31 Richard Henderson <rth@redhat.com>
4170 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
4171 (fixup_eh_region_note): New.
4172 (reload_as_needed): Call it.
4173 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
4174 don't call find_many_sub_basic_blocks; call verify_flow_info.
4175 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
4176 (keep_stack_depressed): Likewise.
4177 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
4179 2005-08-31 Richard Henderson <rth@redhat.com>
4181 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
4184 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
4186 * expr.c (expand_expr_real_1): Compare size of address
4187 mode to target's address mode size in deciding expansion of
4188 the constant address.
4190 2005-08-31 Richard Guenther <rguenther@suse.de>
4193 * expr.c (all_zeros_p): New function.
4194 (expand_expr_real_1): Handle the case of an all-zero
4195 non-addressable constructor separately.
4197 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
4199 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
4200 arguments, adjust all callers.
4201 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
4203 2005-08-30 Richard Henderson <rth@redhat.com>
4206 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
4207 whenever the mode sizes match.
4209 2005-08-31 Alan Modra <amodra@bigpond.net.au>
4211 * calls.c (load_register_parameters): Fix comment typo.
4212 * expr.c (emit_push_insn): Comment formatting.
4214 2005-08-30 Ian Lance Taylor <ian@airs.com>
4216 * config/i386/x-cygwin (host-cygwin): Change dependency from
4217 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
4219 2005-08-29 Geoffrey Keating <geoffk@apple.com>
4221 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
4224 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
4227 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
4228 call to ggc_collect.
4230 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
4233 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
4234 beginning. Remove $(INCLUDES) from all the rules, if following
4235 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
4237 2005-08-29 Jakub Jelinek <jakub@redhat.com>
4240 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
4241 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
4242 not constant, but maxlen is, don't set len to maxlen, rather
4243 set maxlen to len if len is a constant.
4245 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
4247 PR tree-optimization/23475
4248 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
4251 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
4253 Fix PR middle-end/22455
4255 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
4256 Checksum only the parts of the tree that exist for the tree code.
4258 2005-08-28 Dale Johannesen <dalej@apple.com>
4260 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
4262 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
4264 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
4266 2005-08-28 Richard Henderson <rth@redhat.com>
4268 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
4269 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
4272 2005-08-28 Jakub Jelinek <jakub@redhat.com>
4275 * builtins.c (get_memory_rtx): Don't strip nops
4276 in between COMPONENT_REFs.
4278 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
4281 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
4283 (gimplify_modify_expr): Check for zero sized types and gimplify the
4284 rhs and lhs as statements.
4286 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
4289 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
4290 state for return address column of signal frames.
4292 2005-08-27 David Edelsohn <edelsohn@gnu.org>
4295 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
4296 bytes >= 2 not bytes == 2.
4297 (expand_block_move): Same.
4299 2005-08-27 Richard Guenther <rguenther@suse.de>
4302 * config/i386/sse.md (sse2_movsd): Add missing closing
4305 2005-08-27 Paul Brook <paul@codesourcery.com>
4307 * genrecog.c (enum decision_type): Add DT_num_insns.
4308 (struct decision_test): Add u.num_insns.
4309 (add_to_sequence): Add DT_num_insns test.
4310 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
4311 (write_cond, debug_decision_2): Ditto.
4312 (change_state): Assume peep2_next_insn never fails.
4313 Remove "afterward" argument.
4314 (write afterward, write_tree): Update to match.
4315 * recog.c (peep2_current_count): New variable.
4316 (peep2_next_insn): Check it.
4317 (peephole2_optimize): Set peep2_current_count.
4318 * recog.h (peep2_current_count): Declare.
4320 2005-08-26 Josh Conner <jconner@apple.com>
4323 * ipa-pure-const.c (check_tree): Check for volatile-ness
4324 when considering a dereference.
4326 2005-08-27 Jakub Jelinek <jakub@redhat.com>
4328 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
4330 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4332 PR rtl-optimization/23561
4333 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
4334 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
4335 at most LEN bytes long memory fits into the field.
4336 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
4337 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
4338 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
4340 2005-08-26 Richard Henderson <rth@redhat.com>
4343 * loop.c (biased_biv_may_wrap_p): New.
4344 (maybe_eliminate_biv_1): Use it to suppress non-equality
4345 comparison transformations. Delete disabled code.
4347 2005-08-26 Ian Lance Taylor <ian@airs.com>
4349 * combine.c (make_extraction): Avoid reference outside object.
4351 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
4353 * stor-layout.c (finalize_type_size): Restore behaviour for
4354 non-aggregate types to the status quo ante of the patch for
4355 pr 23467. Document why it matters.
4357 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4360 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
4361 array by one element, initialize the BT_LAST element with NULL.
4363 2005-08-26 David Edelsohn <edelsohn@gnu.org>
4365 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
4366 optimizing for size.
4368 (compare_plus_eqsi): Same.
4369 (plus_eqsi_compare): Same.
4370 (neg_eq0<mode>): Same.
4371 (neg_eq<mode>): Same.
4373 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
4376 2005-08-26 Nick Clifton <nickc@redhat.com>
4378 * config/v850/v850.c (ep_memory_operand): Return FALSE if
4379 TARGET_EP is not defined.
4380 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
4381 TARGET_EP is enabled.
4382 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
4383 * config/v850/v850.md (save_all_interrupt): Only use the EP
4384 register if TARGET_EP is defined.
4385 (restore_all_interrupt): Likewise.
4386 * config/v850/lib1funcs.asm: Update functions so that the EP
4387 register is only used if __EP__ is defined.
4389 2005-08-26 David Ung <davidu@mips.com>
4391 * config/mips/mips.c (mips_expand_prologue): Handle case when
4392 generating for MIPS16 and the outgoing argument area is more than
4393 SMALL_OPERAND. Use the frame pointer as temporary to generate the
4396 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
4398 * config/crx/crx.md: Make doloop_end pattern usage controllable
4399 via mloop-nesting=<max-nesting> command line switch. Make sure
4400 the combiner cannot use doloop_end_<mode> in an illegal way.
4401 * config/crx/crx.c: Use regs up to r6 for argument passing.
4402 Refine crx_address_cost (non cst4 displacements are expensive).
4403 * config/crx/crx.opt: Add switch for mloop-nesting=.
4405 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
4407 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
4408 (UNSPEC_MVST): New constant.
4410 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
4412 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
4413 Reject operands containing eliminable registers.
4414 * testsuite/gcc.dg/20050825-1.c: New testcase.
4416 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4417 Jan Hubicka <jh@suse.cz>
4419 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
4421 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4423 PR tree-optimization/23546
4424 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
4427 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
4429 * params.def (PARAM_MIN_SPEC_PROB): New.
4430 * sched-rgn.c (MIN_PROBABILITY): Delete.
4431 (compute_trg_info): Convert to PARAM_VALUE.
4432 * doc/invoke.texi (param): Document min-spec-prob.
4434 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
4436 * config/darwin.h: define __PIC__
4437 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
4438 TARGET_OS_CPP_BUILTINS macro.
4440 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4442 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
4445 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4447 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
4449 * cfghooks.c (duplicate_block): Added position where to place
4450 new block as argument.
4451 * cfghooks.h (duplicate_block): Declaration changed.
4452 * cfglayout.c (copy_bbs): Add argument after. Pass it to
4454 * cfglayout.h (copy_bbs): Declaration changed.
4455 * cfgloop.h (loop_version): Declaration changed.
4456 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
4457 position to copy_bbs.
4458 (loop_version): Pass position to duplicate_loop_to_header_edge.
4459 Add place_after argument and position new blocks according to
4461 * modulo-sched.c (sms_schedule): Pass place_after argument
4463 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
4464 * tree-cfg.c (split_edge_bb_loc): New function.
4465 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
4466 to determine position of new blocks.
4467 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
4469 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
4470 argument to duplicate_block.
4471 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
4472 Pass position to copy_bbs.
4474 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4476 * fold-const.c (ptr_difference_const): Use
4477 cst_and_fits_in_hwi instead of host_integerp.
4479 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4481 * config/darwin.c (gen_pic_offset): New.
4482 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
4485 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
4487 PR tree-optimization/23486
4488 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
4490 2005-08-23 Phil Edwards <phil@codesourcery.com>
4492 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
4493 remove use_collect2.
4494 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
4496 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
4497 configuration files to override the default value.
4499 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
4500 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
4501 * config/vx-common.h: New file, split out from...
4502 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
4503 * config/vxworksae.h: New file, for VxWorks AE.
4504 * config/vxworks.opt: New file.
4505 * config/vxlib.c: Update for VxWorks 6.
4507 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
4508 other MULTILIB_* variables appropriately.
4509 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
4510 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
4511 * config/rs6000/vxworks.h: Update for VxWorks 6.
4512 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
4514 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
4517 * config/darwin.c (machopic_select_section): Remove the hack to
4518 mark "::operator new" and "::operator delete" for coalescing
4519 even though they are not weak.
4521 2005-08-24 Alan Modra <amodra@bigpond.net.au>
4523 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
4524 * configure: Regenerate.
4526 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4529 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
4531 * convert.c (convert_to_integer, convert_to_vector): Likewise.
4532 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
4535 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4537 * config/rs6000/predicates.md (equality_operator): New.
4538 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
4539 comparison with a large constant.
4541 2005-08-23 Mark Mitchell <mark@codesourcery.com>
4543 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
4545 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
4547 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
4548 registers is even, and we have a hardware double precision fp,
4550 (sh_gimplify_va_arg_expr): For floating point arguments, consider
4551 size of current argument when checking if argument was passed in
4554 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
4557 * stor-layout.c (finalize_type_size): Dont override
4558 existing alignment with a smaller alignment from the mode.
4560 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4562 * lambda-code.c (lambda_vector_lexico_pos): Moved...
4563 * lambda.h (lambda_vector_lexico_pos): ... here.
4564 * tree-data-ref.c (build_classic_dist_vector): Return false when
4565 the distance vector is lexicographically negative.
4567 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4569 PR tree-optimization/23511
4570 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
4571 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
4573 2005-08-23 Jakub Jelinek <jakub@redhat.com>
4575 PR tree-optimization/22043
4576 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
4577 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
4578 If ALLOW_FLEXARR, handle types ending with flexible array member.
4579 Pass false as second argument to recursive count_type_elements calls.
4580 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
4581 argument to count_type_elements call.
4582 * tree-sra.c (decide_block_copy): Likewise.
4583 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
4584 for a constant-sized object, set cleared as well. Pass true as
4585 second argument to count_type_elements call.
4587 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4590 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
4591 from legitimate_small_data_p, and make global. Update use.
4592 Remove forward declaration.
4593 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
4595 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
4597 2005-08-23 David Edelsohn <edelsohn@gnu.org>
4599 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
4600 of scratch intermediates.
4601 (eq<mode>_compare): Same.
4602 (neg_eq0<mode>): New.
4603 (neg_eq<mode>): Convert to define_insn_and_split.
4605 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4608 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
4609 stdarg functions, set/clear the fp marker even when no variable
4611 * config/rs6000/sysv4.opt (mprototype): Describe.
4613 2005-08-22 Jakub Jelinek <jakub@redhat.com>
4615 PR rtl-optimization/23478
4616 * regs.h (reg_info): Add throw_calls_crossed.
4617 (REG_N_THROWING_CALLS_CROSSED): Define.
4618 * flow.c (allocate_reg_life_data): Initialize
4619 REG_N_THROWING_CALLS_CROSSED.
4620 (propagate_one_insn, attempt_auto_inc): Update
4621 REG_N_THROWING_CALLS_CROSSED.
4622 * global.c (global_alloc): Don't allocate pseudos across
4623 calls that may throw.
4625 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
4628 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
4629 value is inbetween the range if we did not find an exact match.
4631 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
4633 * doc/invoke.texi (Option Summary): Add ms1 options.
4634 * doc/extend.texi: Document interrupt handler attribute for ms1.
4635 * doc/md.texi: Document ms1 constraints.
4636 * config.gcc: Add ms1-*-elf.
4637 * config/ms1/ms1.h: New.
4638 * config/ms1/ms1.c: New.
4639 * config/ms1/ms1.md: New.
4640 * config/ms1/ms1-protos.h: New.
4641 * config/ms1/ABI.txt: New.
4642 * config/ms1/crti.asm: New.
4643 * config/ms1/crtn.asm: New.
4644 * config/ms1/lib2extra-funcs.c: New.
4645 * config/ms1/t-ms1: New.
4646 * config/ms1/ms1.opt: New.
4648 2005-08-22 Ira Rosen <irar@il.ibm.com>
4650 * config/rs6000/altivec.md (xorv4sf3): New.
4651 (negv4sf2, neg<mode>2): Likewise.
4653 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
4656 * config/ia64/ia64.md (divsi3): Check divide by zero.
4657 (udivsi3): Likewise.
4659 (udivdi3): Likewise.
4661 2005-08-21 Jakub Jelinek <jakub@redhat.com>
4663 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
4664 up to elem_bitsize bits, not max_bitsize.
4666 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4668 PR tree-optimization/23433
4669 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
4670 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
4672 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4674 PR tree-optimization/23434
4675 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
4676 the iteration bound is not an INTEGER_CST.
4678 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
4680 * tree-vect-transform.c (get_initial_def_for_reduction): Set
4681 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
4682 NULL if need_epilog_adjust is false.
4683 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
4684 Case 3 always peels first itration, not just for PLUS case, and no need
4685 to use scalar_initial_def here. Create an epilog adjustment only if
4686 scalar_initial_def is not NULL.
4688 (vectorizable_reduction): Remove assert.
4690 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
4693 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
4694 (__moddi3): Likewise.
4695 (__udivdi3): Likewise.
4696 (__umoddi3): Likewise.
4697 (__divsi3): Likewise.
4698 (__modsi3): Likewise.
4699 (__udivsi3): Likewise.
4700 (__umodsi3): Likewise.
4702 2005-08-20 Jakub Jelinek <jakub@redhat.com>
4704 * tree-pass.h (TDF_GRAPH): Define.
4705 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
4706 * passes.c (finish_optimization_passes): Only call
4707 finish_graph_dump_file if TDF_GRAPH is set.
4708 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
4709 NULL. Set TDF_GRAPH bit.
4710 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
4712 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
4714 * arm.h (arm_stack_offsets): Add locals_base field.
4715 * arm.c (arm_get_frame_offsets): Compute it.
4716 (thumb_compute_initial_elimination offset): Make the Thumb frame
4717 pointer point to the base of the local variables.
4718 (thumb_expand_prologue): Update accordingly.
4719 (thumb_expand_epilogue): Likewise.
4721 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
4722 mode of clobbered scratch to DImode. Handle a case that's known to
4725 2005-08-19 David Edelsohn <edelsohn@gnu.org>
4727 * config/rs6000/rs6000.md (gt0<mode>): Delete.
4728 (gt0<mode>_compare): Delete.
4729 (neg_gt0<mode>): Delete.
4731 2005-08-19 Eric Christopher <echristo@apple.com>
4733 * optabs.h: Change CTI_ to COI_.
4736 2005-08-19 James E Wilson <wilson@specifix.com>
4738 * builtins.c (expand_builtin_return_addr): Set
4739 current_function_accesses_prior_frames when count != 0. Use
4740 frame_pointer_rtx when count == 0.
4741 * function.h (struct function): Add accesses_prior_frames field.
4742 (current_function_accesses_prior_frames): Define.
4743 * reload1.c (init_elim_table): Check
4744 current_function_accesses_prior_frames.
4745 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
4747 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4749 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
4750 indicator. Return true if the flowgraph changed during
4753 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4756 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
4757 conditional expression before testing its value.
4759 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4761 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
4763 2005-08-19 Devang Patel <dpatel@apple.com>
4765 PR tree-optimization/23048
4766 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
4767 third parameter. Check whether latch is dominated by exit
4769 (if_convertible_loop_p): Supply exit block itself to
4770 if_convertible_bb_p.
4772 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4775 * arm.md (arm_load_pic_register): Change argument to the mask of
4776 saved registers. Call thumb_find_work_register if we need a
4777 scratch register on Thumb.
4778 (arm_expand_prologue): Pass empty register set to
4779 arm_load_pic_register.
4780 (thumb_expand_prologue): Pass live_regs_mask directly to
4781 arm_load_pic_register.
4782 * arm-protos.h (arm_load_pic_register): Update prototype.
4784 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
4786 * sh.c (find_sole_member): New function.
4787 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
4788 if the record's alignment is larger than the size of its only member.
4790 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4793 * arm.c (thumb_legitimize_reload_address): New function.
4794 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
4795 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
4797 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
4799 * config/crx/crx.c: Implement crx_decompose_address. Reject
4800 symbolic displacements since CRX register relative adressing
4801 mode can't handle unsigned 32-bit values as displacements.
4802 * config/crx/crx.h: Simplify definitions, remove redundant
4803 parenthesis and obsolete macros.
4804 * config/crx/crx.opt: Add new switch for debugging addresses.
4805 * config/crx/crx-protos.h: Add new declarations for above.
4807 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
4810 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
4813 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4815 * collect2.c (dup2): Delete.
4816 * configure.ac: Don't check for dup2.
4818 * config.in, configure: Regenerate.
4820 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
4822 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
4823 record with the type of its only member.
4825 2005-08-18 David Edelsohn <edelsohn@gnu.org>
4827 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
4828 define_insn_and_split.
4829 (plus_ltu<mode>_compare): Same.
4830 (gtu<mode>_compare): Same.
4831 (plus_gtu<mode>_compare): Same.
4833 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
4835 PR tree-optimization/22228
4836 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
4838 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
4839 are recorded in vect_vnames_to_rename for renaming.
4840 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
4841 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
4842 in vect_vnames_to_rename.
4843 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
4844 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
4846 2005-08-18 Jan Hubicka <jh@suse.cz>
4849 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
4850 info only for local statics, not for member variables.
4852 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4854 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
4856 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4858 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
4860 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
4863 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
4865 2005-08-17 James E Wilson <wilson@specifix.com>
4867 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4870 2005-08-17 David Edelsohn <edelsohn@gnu.org>
4872 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
4873 (leu<mode>_compare): Same.
4874 (plus_leu<mode>): Same.
4875 (neg_leu<mode>): Same.
4876 (and_neg_leu<mode): Same.
4877 (ltu<mode>_compare): Same.
4878 (plus_ltu<mode>): Same.
4880 (geu<mode>_compare): Same.
4881 (plus_geu<mode>): Same.
4882 (neg_geu<mode>): Same.
4883 (and_neg_geu<mode>): Same.
4884 (plus_gt<mode>): Same.
4885 (gtu<mode>_compare): Same.
4886 (plus_gtu<mode>): Same.
4888 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
4890 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
4891 Move call_table_data to end. Delete spurious .text.
4892 (callt_save_all_interrupt): Fix comment typo.
4894 2005-08-17 James E Wilson <wilson@specifix.com>
4895 Kevin Winchester <winchester@amirix.com>
4898 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
4900 2005-08-17 Uros Bizjak <uros@kss-loka.si>
4903 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
4904 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
4906 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
4908 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
4909 record with the type of its only member if the modes don't match.
4911 * varasm.c (decode_reg_name): Skip empty additional register names.
4913 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
4915 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
4916 lsm_tmp_name_length): New.
4917 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
4918 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
4920 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4921 Andreas Krebbel <krebbel1@de.ibm.com>
4923 * config.gcc: Added z9-109 switch.
4924 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
4925 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
4926 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
4927 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4928 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
4929 for "z9_109" cpu attribute.
4930 * config/s390/s390.c (z9_109_cost): New processor cost structure.
4931 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
4932 (s390_handle_arch_option): Added z9-109 switch.
4933 (override_options): Set respective cost function for z9-109.
4934 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
4935 (legitimate_reload_constant_p): Accept extended immediates.
4936 (print_operand): Three new output modifiers added: k, m and o.
4937 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
4938 (s390_output_mi_thunk): Use extended immediate when possible.
4939 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
4940 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
4941 (CONSTRAINT_LEN): Added length of O constraint.
4942 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
4943 * config/s390/s390.md ("cpu"): New value z9_109 added.
4944 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
4945 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
4946 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
4947 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
4948 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
4949 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
4950 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
4951 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
4952 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
4953 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
4954 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
4955 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
4956 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
4957 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
4958 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
4960 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
4961 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
4962 insns for TARGET_EXTIMM.
4964 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4966 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4968 2005-08-17 Nick Clifton <nickc@redhat.com>
4970 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4971 Call default_encode_section_info.
4973 2005-08-17 Steven Bosscher <stevenb@suse.de>
4975 PR tree-optimization/21574
4976 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4977 constant, return CONSTANT.
4978 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4979 (ccp_fold, visit_assignment): Likewise.
4980 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4982 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4984 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4985 fold_buildN instead of buildN then fold_initializer or fold.
4986 (build_unary_op): Likewise.
4987 (build_binary_op): Likewise.
4988 * fold-const.c (fold_initializer): Remove.
4989 (fold_build1_initializer): New function.
4990 (fold_build2_initializer): New function.
4991 (fold_build3_initializer): New function.
4992 * tree.h (fold_initializer): Remove.
4993 (fold_build1_initializer): New function.
4994 (fold_build2_initializer): New function.
4995 (fold_build3_initializer): New function.
4997 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4999 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
5000 (try_move_mult_to_index): Call fold_build2 instead of build2.
5001 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
5002 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
5003 fold_binary_to_constant.
5004 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
5006 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
5007 check if A == gcd (A, B). Remove TYPE argument.
5008 (analyze_offset) Use fold_build2 instead of fold (build.
5009 (create_data_ref): Likewise.
5010 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
5011 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
5014 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
5016 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
5017 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
5019 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
5022 * gimplify.c (zero_sized_type): New function.
5023 (gimplify_modify_expr_rhs): If we have a zero sized type,
5024 replace the statement with an empty statement.
5026 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
5028 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
5031 2005-08-16 Ian Lance Taylor <ian@airs.com>
5033 * doc/tm.texi (Label Output): Correct typo.
5035 2005-08-16 Steven Bosscher <stevenb@suse.de>
5038 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
5039 force_operand will work later on using have_insn_for.
5041 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5043 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
5045 2005-08-16 Ian Lance Taylor <ian@airs.com>
5048 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
5049 vector type, don't try to construct it element by element. Add an
5050 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
5052 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5054 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
5056 2005-08-16 Geoffrey Keating <geoffk@apple.com>
5058 * doc/invoke.texi (Precompiled Headers): Document some more options
5059 which are known to be safe.
5061 2005-08-16 James E Wilson <wilson@specifix.com>
5063 PR tree-optimization/21105
5064 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5065 TREE_OVERFLOW check.
5067 2005-08-16 David Edelsohn <edelsohn@gnu.org>
5069 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
5070 (neg_ltu<mode>): Same.
5072 (neg_gtu<mode>): Same.
5074 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5076 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
5077 (fold_builtin_isdigit): Use fold_buildN.
5078 (build_function_call_expr): Likewise.
5079 * c-typeck.c (c_finish_loop): Likewise.
5081 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
5082 Richard Shann <rshann@superh.com>
5084 PR middle-end/20396:
5085 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
5087 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
5089 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
5091 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
5094 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
5095 arm_compure_save_reg0_reg12_mask to determine when the PIC register
5098 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5101 * fold-const.c (build_range_check): Disable optimization for function
5102 pointer expressions on targets that require function pointer
5105 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
5107 * simplify-rtx.c (simplify_const_relational_operation): When
5108 extracting arguments of a COMPARE, recompute the mode as well.
5110 2005-08-15 Ian Lance Taylor <ian@airs.com>
5112 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
5114 2005-08-15 DJ Delorie <dj@redhat.com>
5116 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
5118 (movsi_splittable): Allow, but split, moves to the stack.
5119 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
5122 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5124 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
5125 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
5126 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
5128 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
5129 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
5130 Delete HOST_PTR_PRINTF.
5132 * configure, config.in: Regenerate.
5134 2005-08-15 David Edelsohn <edelsohn@gnu.org>
5136 * config/rs6000/rs6000.md (QHSI): New mode macro.
5137 (wd): Extend mode attr for QImode and HImode
5138 (dbits): New mode attr.
5139 (zero_extend<mode>di2): Convert to mode macro.
5141 2005-08-15 Steve Ellcey <sje@cup.hp.com>
5144 * doc/invoke.texi (-mgnu-ld): Update description.
5147 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5150 * Makefile.in (tree-chrec.o): Depends on real.h.
5151 * tree-chrec.c: Include real.h.
5152 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
5153 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
5154 * tree-scalar-evolution.c (add_to_evolution_1,
5155 interpret_rhs_modify_expr): Ditto.
5157 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5160 * tree-data-ref.c (estimate_niter_from_size_of_data): When
5161 step is negative compute the estimation from init downwards to zero.
5163 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
5165 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
5167 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5169 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
5171 (legitimate_reload_constant_p): Fix handling of lliXX operands.
5172 Accept double-word constants that can be split.
5173 * config/s390/s390.md ("movti"): Use 'P' constraint.
5174 ("*movdi_31", "*movdf_31"): Likewise.
5176 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
5178 Fix PR tree-optimization/22615
5180 * tree-ssa-structalias.c (solution_set_add): Handle
5181 first_vi_for_offset returning NULL.
5182 (do_da_constraint): Ditto.
5183 (do_sd_constraint): Ditto.
5184 (do_ds_constraint): Ditto
5185 (find_func_aliases): Ditto.
5186 (build_constraint_graph): RHS is allowed be ANYTHING.
5187 (first_vi_for_offset): Return NULL if we couldn't find anything at
5190 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5192 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
5193 over memory as first operand.
5195 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
5198 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
5199 available for setting it.
5201 2005-08-14 Ira Rosen <irar@il.ibm.com>
5203 PR tree-optimization/23320
5204 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
5205 data-refs' types instead of base object nullness. Add check for
5206 pointer type data-refs before first location comparison. Remove
5209 2005-08-14 Andreas Schwab <schwab@suse.de>
5211 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
5213 2005-08-13 James E Wilson <wilson@specifix.com>
5215 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
5216 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
5217 -fstack-protector-all, --param ssp-buffer-size): Document.
5218 (-Wvariadic-macros): Alphabetize.
5219 (-fsched-stalled-insns-dep): Add missing 'f'.
5221 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
5224 2005-08-13 David Edelsohn <edelsohn@gnu.org>
5226 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
5227 or indirect address operand.
5228 (EXTRA_ADDRESS_CONSTRAINT): New.
5229 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
5231 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
5233 PR tree-optimization/22236
5234 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
5235 successors and predecessors.
5236 * tree-chrec.c (chrec_convert): Before converting, check that
5237 sequences don't wrap.
5238 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
5239 (analyze_array): Extern.
5240 (find_data_references_in_loop): Remove call to
5241 compute_estimated_nb_iterations.
5242 * tree-data-ref.h (analyze_array): Declared.
5243 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
5244 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
5245 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
5246 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
5248 * tree-ssa-loop-ivcanon.c: Fix documentation.
5249 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
5250 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
5251 (infer_loop_bounds_from_undefined): New.
5252 (estimate_numbers_of_iterations_loop): Use
5253 infer_loop_bounds_from_undefined.
5254 (used_in_pointer_arithmetic_p): New.
5255 (scev_probably_wraps_p): Pass an extra parameter. Call
5256 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
5257 (convert_step): Fix documentation.
5258 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
5259 Use initial_condition_in_loop_num and evolution_part_in_loop_num
5260 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
5261 scev_probably_wraps_p.
5263 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5265 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
5266 (s390_register_info): Ignore clobbered_regs information for fixed
5267 registers, and only fixed registers.
5268 (s390_init_frame_layout): Remove redundant call.
5270 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
5272 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
5273 description of -Wold-style-casts.
5275 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5276 Jakub Jelinek <jakub@redhat.com>
5278 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5279 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
5280 * config/s390/s390.c (print_operand): New output modifier 'G' added.
5281 (get_thread_pointer): Renamed to s390_get_thread_pointer.
5282 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
5283 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
5284 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
5285 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5286 ("stack_protect_set", "stack_protect_test"): New expanders.
5287 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
5288 "stack_protect_testdi"): New insn definitions.
5290 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5292 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
5294 2005-08-12 Paul Brook <paul@codesourcery.com>
5296 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
5298 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5300 * config/s390/predicates.md (setmem_operand): New predicate.
5301 (shift_count_operand): Accept ANDs with special constants as
5303 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
5304 with special constants.
5305 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
5306 shift_count_operand with setmem_operand.
5308 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5310 * config/s390/s390.c (s390_extract_part, s390_single_part):
5312 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
5313 (s390_output_mi_thunk): Don't use lg on 31 bit.
5314 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
5315 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
5317 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5319 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
5320 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
5321 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
5322 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
5323 with one of the new macros.
5325 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5327 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
5328 Don't set save_return_addr_p.
5329 (s390_register_info): Make clobbered_regs not depending on
5332 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5334 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
5335 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
5337 2005-08-11 James E. Wilson <wilson@specifix.com>
5339 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
5341 2005-08-11 Jakub Jelinek <jakub@redhat.com>
5343 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
5344 locations gathered by var-tracking in single entry loc_list
5345 over loc_descriptor_from_tree.
5347 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
5348 pass it down to loc_descriptor.
5349 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
5350 (containing_function_has_frame_base): Move earlier in the file.
5351 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
5352 instead of always assuming fbreg can't be used.
5354 2005-08-11 David Edelsohn <edelsohn@gnu.org>
5356 * config/rs6000/altivec.md: Change constraint "m" to "Z".
5357 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5358 Accept address wrapped in AND for Altivec.
5359 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5360 Strip AND wrapping offset address for Altivec.
5362 2005-08-11 Richard Henderson <rth@redhat.com>
5365 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
5366 before using TYPE_IS_SIZETYPE.
5368 2005-08-11 Richard Henderson <rth@redhat.com>
5371 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
5372 insn types not present on ev4.
5373 (alphaev5_insn_pipe): Similarly.
5375 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
5378 * arm.c (arm_override_options): If the user has selected callee-super-
5379 interworking, then enable normal interworking.
5381 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5383 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
5386 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
5388 * doc/rtl.texi: Fix two typos.
5390 2005-08-11 Richard Guenther <rguenther@suse.de>
5393 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
5394 cases where we call to/from functions returning void.
5396 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
5399 * tree.c (build_pointer_type_for_mode): Robustify.
5401 2005-08-10 James E Wilson <wilson@specifix.com>
5403 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
5404 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
5406 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
5409 2005-08-10 Eric Christopher <echristo@apple.com>
5411 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
5412 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
5415 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
5418 * config/darwin.c (machopic_indirect_data_reference): Use a new register
5419 for the high part when generating dynamic-no-pic code.
5421 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
5423 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
5424 (x86_64-*-linux*): Likewise.
5426 * config/i386/crtfastmath.c: New file.
5427 * config/i386/t-crtfm: Likewise.
5429 * config/i386/linux.h (ENDFILE_SPEC): New.
5430 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
5432 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5435 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
5437 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
5438 (vec_shl, vec_shr): Document new operations.
5439 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
5441 2005-08-10 David Edelsohn <edelsohn@gnu.org>
5443 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
5444 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
5445 change predicate to indexed_or_indirect_address.
5447 2005-08-10 Richard Sandiford <richard@codesourcery.com>
5449 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
5450 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
5451 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
5452 and __aeabi_uwrite8.
5453 * config/arm/unaligned-funcs.c: New file.
5454 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
5456 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
5458 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
5460 * cfglayout.c (pass_insn_locators_initialize): Add dump.
5461 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
5463 * except.c (pass_convert_to_eh_region_ranges): Add dump.
5464 * final.c (pass_shorten_branches): Add dump.
5465 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
5466 (pass_life): Rename dump.
5467 (rest_of_handle_flow2): Remove initial verify_flow_info.
5468 * function.c (pass_instantiate_virtual_regs): Add dump.
5469 * integrate.c (pass_initial_value_sets): Add dump.
5470 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
5471 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
5472 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
5473 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
5474 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
5475 gate_rtl_unrool_and_peel_loops): New.
5476 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
5477 rtl_doloop): Do not look at flags.
5478 * mode-switching.c (pass_mode_switching): Add dump.
5479 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
5480 pass_split_before_regstack): Add dump.
5481 * regmove.c (pass_stack_adjustments): Add dump.
5482 * tree-optimize.c (pass_fixup_cfg): Add dump.
5484 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5487 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
5488 deciding which instruction sequence to use.
5490 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
5492 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
5493 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
5495 2005-08-09 Richard Guenther <rguenther@suse.de>
5497 * c-common.c (builtin_function_2): Remove.
5498 (def_builtin_1): New function.
5499 (c_common_nodes_and_builtins): Use def_builtin_1 to
5500 build builtin functions.
5502 2005-08-09 Jie Zhang <jie.zhang@analog.com>
5504 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
5505 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5506 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
5509 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5511 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
5512 fold_binary instead of fold_build2 since we don't care about the
5514 (loop_niter_by_eval): Likewise.
5515 (compare_trees): Likewise.
5516 (proved_non_wrapping_p): Likewise.
5518 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5522 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
5523 if the if is really empty.
5525 2005-08-09 Steven Bosscher <stevenb@suse.de>
5527 PR tree-optimization/23234
5528 * tree-ssa-math-opts.c (place_reciprocal): New enum.
5529 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
5530 argument of the new enum.
5531 (execute_cse_reciprocals): Add reciprocals for function arguments
5532 on the unique successor edge of the entry block. Update other calls
5533 to execute_cse_reciprocals_1.
5535 2005-08-08 Richard Henderson <rth@redhat.com>
5538 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
5540 2005-08-08 Bob Wilson <bob.wilson@acm.org>
5542 * expr.c (write_complex_part): Return after handling MEM.
5544 2005-08-08 Josh Conner <jconner@apple.com>
5546 PR rtl-optimization/23241
5547 * combine.c (simplify_comparison): Fix error in determining
5548 whether to lift a subreg from comparison.
5550 2005-08-08 David Edelsohn <edelsohn@gnu.org>
5553 * config/rs6000/altivec.md (vec_init<mode>): New.
5554 (vec_set<mode>): New.
5555 (vec_extract<mode>): New.
5556 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
5557 (rs6000_expand_vector_set): New.
5558 (rs6000_expand_vector_extract): New.
5559 (rs6000_legitimate_offset_address_p): Offset addresses are valid
5560 for Altivec modes before reload.
5561 (altivec_expand_vec_init_builtin): New.
5562 (get_element_number): New.
5563 (altivec_expand_vec_set_builtin): New.
5564 (altivec_expand_vec_ext_builtin): New.
5565 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
5567 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
5569 * config/rs6000/rs6000.h (rs6000_builtins): Add
5570 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
5571 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
5572 * config/rs6000/rs6000-protos.h: Declare new functions.
5574 2005-08-08 Jan Hubicka <jh@suse.cz>
5576 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
5577 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
5578 * i386.md (movdi*): Use pic_32bit_operand.
5579 * predicates.md (pic_32bit_operand): New.
5581 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
5584 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
5586 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
5588 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
5589 (test_for_singularity): Use fold_build2.
5591 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5593 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
5595 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
5597 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
5598 (COMMON_ASM_OP) Define.
5599 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
5600 (ix86_encode_section_info): Likewise.
5601 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
5602 SUBTARGET_ENCODE_SECTION_INFO.
5604 2005-08-06 Richard Henderson <rth@redhat.com>
5607 * tree-nested.c (convert_local_reference): Save and restore val_only
5608 around component_ref and friends. Clear walk_subtrees by default.
5610 2005-08-06 Peter O'Gorman <peter@pogma.com>
5613 * gcc.c (process_command): Check the argument to -b has a dash.
5614 * doc/invoke.texi: Update -b and -V docs.
5616 2005-08-06 James E Wilson <wilson@specifix.com>
5618 * config/mips/cross64.h, config/mips/t-cross64: Delete.
5620 2005-08-06 Michael Matz <matz@suse.de>
5622 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
5623 member only if only one insn is associated with the value.
5625 2005-08-06 Nick Clifton <nickc@redhat.com>
5627 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
5629 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
5630 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
5631 Check symbol flags instead of symbol name mangling.
5632 (xstormy16_asm_output_aligned_common): Likewise. Also
5633 simplify code since the bss100_section cass is the only case
5634 where the below100 code will be triggered.
5635 (xstormy16_encode_section_info): Encode below100 attribute
5636 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
5638 (xstormy16_strip_name_encoding): Delete - this function is no
5640 (TARGET_STRIP_NAME_ENCODING): Undefine.
5641 * config/stormy16/stormy16-protos.h: Delete prototype for
5642 xstormy16_strip_name_encoding.
5644 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
5646 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
5647 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
5648 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
5649 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
5650 config/alpha/predicates.md, config/arc/arc.h,
5651 config/arm/arm.h, config/arm/ieee754-df.S,
5652 config/arm/ieee754-sf.S, config/bfin/bfin.c,
5653 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
5654 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
5655 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
5656 config/m68hc11/m68hc11.h, config/mips/mips.c,
5657 config/mips/mips.h, config/mips/openbsd.h,
5658 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
5659 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
5660 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5661 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
5662 config/sparc/linux.h, config/sparc/linux64.h,
5663 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
5664 doc/extend.texi, doc/gcov.texi, doc/install.texi,
5665 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
5666 typos. Follow spelling conventions.
5668 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
5671 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
5672 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
5673 specially. Check for side effects only for COND_EXPR.
5674 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
5675 return with TREE_NO_WARNING.
5677 2005-08-06 Richard Sandiford <richard@codesourcery.com>
5679 PR rtl-optimization/23233
5680 * loop.c (combine_movables): Require the modes to be the same.
5681 (move_movables): Remove handling of cases where the replacement
5682 had a different mode to the original.
5684 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
5686 PR tree-optimization/23128
5687 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
5688 subtraction wrap, and set TREE_OVERFLOW if they do.
5690 2005-08-05 Richard Henderson <rth@redhat.com>
5693 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
5694 FORCED_LABEL labels.
5696 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
5699 * reload.c (find_reloads_subreg_address): Pass down TYPE
5700 unchanged. Change all callers except find_reloads_toplev.
5702 2005-08-05 Michael Matz <matz@suse.de>
5704 * genattrtab.c (current_alternative_string): Remove.
5705 (SIMPLIFY_ALTERNATIVE): Ditto.
5706 (attr_alt_bit_p): Ditto.
5707 (alternative_name): Make const char *.
5708 (evaluate_eq_attr): Remove use of above things.
5709 (simplify_test_exp): Ditto.
5710 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
5711 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
5713 2005-08-04 James E Wilson <wilson@specifix.com>
5715 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
5716 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
5717 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
5718 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
5719 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
5721 2005-08-04 Richard Henderson <rth@redhat.com>
5724 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
5725 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
5726 * tree-sra.c (decide_block_copy): Use it. Disable element copy
5727 if we'd have to instantiate too many members.
5729 2005-08-04 Richard Henderson <rth@redhat.com>
5732 * tree-outof-ssa.c (coalesce_asm_operands): New.
5733 (coalesce_ssa_name): Use it. Split out ...
5734 (coalesce_phi_operands, coalesce_result_decls): ... these.
5736 2005-08-04 Paul Brook <paul@codesourcery.com>
5738 * read-rtl.c (read_quoted_string): Break if EOF.
5740 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
5742 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
5743 (fold_build2): Likewise.
5744 (fold_build3): Likewise.
5745 (fold_build1_stat): New function prototype.
5746 (fold_build2_stat): Likewise.
5747 (fold_build3_stat): Likewise.
5748 * fold-const.c (fold_build1): Rename to ..
5749 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5750 through to build1_stat.
5751 (fold_build2): Rename to ..
5752 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5753 through to build2_stat.
5754 (fold_build3): Rename to ..
5755 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5756 through to build3_stat.
5758 2005-08-04 David Edelsohn <edelsohn@gnu.org>
5759 Ian Lance Taylor <ian@airs.com>
5761 * function.c (assign_stack_local_1): Do not correct stack slot
5762 address if allocation size is smaller than mode size.
5764 2005-08-04 Diego Novillo <dnovillo@redhat.com>
5767 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
5768 (tree_merge_blocks): Propagate anything allowed by
5770 Clarify documentation.
5771 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
5772 SSA form, schedule an update if necessary.
5774 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
5776 * doc/install.texi (Binaries): Remove broken link to
5777 Sinix/Reliant Unix binaries.
5779 2005-08-03 Richard Henderson <rth@redhat.com>
5782 * function.c (stack_protect_epilogue): Export.
5783 * tree.h (stack_protect_epilogue): Declare.
5784 * calls.c (expand_call): Call it.
5786 2005-08-03 Eric Christopher <echristo@apple.com>
5788 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
5789 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
5792 2005-08-04 Jan Hubicka <jh@suse.cz>
5794 * profile.c (branch_prob): Split edges with goto locus on them
5795 to get proper line counts.
5796 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
5798 2005-08-03 Paul Brook <paul@codesourcery.com>
5800 * function.c (assign_parms): Round current_function_args_size
5801 to PARM_BOUNDARY, not STACK_BOUNDARY.
5803 2005-08-03 Geoffrey Keating <geoffk@apple.com>
5805 * config/i386/i386.c (x86_elf_aligned_common)
5806 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
5808 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
5810 PR tree-optimization/23157
5811 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
5812 before emitting them.
5814 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5816 PR tree-optimization/19899
5817 * Makefile.in (tree-scalar-evolution.o): Add real.h.
5818 * tree-scalar-evolution.c: Include real.h.
5819 (add_to_evolution): Build constant -1 of correct type.
5821 2005-08-03 Jan Hubicka <jh@suse.cz>
5823 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
5824 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
5825 profile updating for complette unrolling.
5826 * loop-unroll.c (peel_loop_completely): Use it.
5827 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
5828 (tree_unroll_loops_completely): Disable code growing unrolling of cold
5831 2005-08-03 Paul Brook <paul@codesourcery.com>
5833 * combine.c (can_change_dest_mode): New function.
5834 (try_combine, simplify_set): Use it.
5836 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
5838 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
5841 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
5843 * doc/install.texi (Specific): Adjust link to openavr.org.
5844 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
5845 (Binaries): Adjust HP-UX Porting Center link.
5846 (Binaries): Adjust Free Software Foundation ordering link.
5848 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
5850 * convert.c (convert_to_integer): Use fold_build1 instead of
5851 build1 when converting an integer to an integer.
5853 2005-08-02 Richard Henderson <rth@redhat.com>
5855 * combine.c (combine_instructions): Don't use reg_equal/equiv
5856 results if the mode doesn't match.
5858 2005-08-02 Mark Mitchell <mark@codesourcery.com>
5860 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
5861 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
5863 2005-08-02 Richard Henderson <rth@redhat.com>
5866 * explow.c (memory_address): Remove special-case for
5867 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
5869 2005-08-02 Diego Novillo <dnovillo@redhat.com>
5872 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
5873 number of calls to cleanup_tree_cfg_1.
5875 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
5877 * doc/invoke.texi: document file extensions .F90 and .F95
5879 2005-08-02 Richard Guenther <rguenther@suse.de>
5881 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
5882 positive if its first argument is positive.
5884 2005-08-02 Richard Guenther <rguenther@suse.de>
5886 PR tree-optimization/23177
5887 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
5890 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
5892 PR tree-optimization/23129
5893 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
5894 varying for divisions with anti-ranges.
5896 2005-08-02 Jan Hubicka <jh@suse.cz>
5898 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
5899 * tree-ssa-threadupdate.c (thread_block): Add it here.
5901 2005-08-01 James E Wilson <wilson@specifix.com>
5903 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
5904 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
5905 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
5907 * config/mips/predicates.md (const_call_insn_operand): Add check for
5908 SYMBOL_REF_LONG_CALL_P.
5909 * doc/extend.texi (long_call): Document the new attribute.
5911 2005-08-01 Ian Lance Taylor <ian@airs.com>
5912 Richard Henderson <rth@redhat.com>
5914 * Makefile.in (RTL_BASE_H): Add real.h.
5915 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
5917 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
5919 * rtl.c (rtl_check_failed_code_mode): New.
5920 * rtl.h (struct rtx_def): Add u.rv.
5921 (XCMWINT, XCNMPRV): New.
5922 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
5923 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
5925 2005-08-01 Richard Henderson <rth@redhat.com>
5927 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
5928 with auto-inc codes.
5930 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
5932 2005-08-01 Jan Hubicka <jh@suse.cz>
5934 * i386-protos.h (asm_preferred_eh_data_format): Declare.
5935 * i386.c: Include dwarf2.h
5936 (asm_preferred_eh_data_format): New.
5937 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
5939 2005-08-01 Ian Lance Taylor <ian@airs.com>
5941 * config/host-linux.c (linux_gt_pch_get_address): Add new name
5942 randomize_va_space for virtual address randomization control.
5944 2005-08-01 Steven Bosscher <stevenb@suse.de>
5946 * common.opt (flag_ipa_cp): Put in right place to maintain
5949 2005-08-01 Jan Hubicka <jh@suse.cz>
5951 * profile.c (compute_value_histograms): Fix thinko.
5952 * value-prof.c: Include toplev.h
5953 (check_counter): New function.
5954 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5955 tree_mod_subtract_transform): Add sanity check.
5957 2005-08-01 Richard Guenther <rguenther@suse.de>
5959 PR tree-optimization/23133
5960 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
5961 current functions parameter decls to find defs to cse
5964 2005-08-01 Richard Guenther <rguenther@suse.de>
5966 PR tree-optimization/23109
5967 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5968 If trapping math is in effect, use post-dominator information
5969 to check if we'd in any case reach a trapping point before
5970 doing the reciprocal insertion.
5971 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5972 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5973 expressions are invariant only if trapping math is not in effect.
5975 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5977 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5978 cgraph_function_versioning): New declarations.
5979 * cgraphunit.c: Add include to ipa-prop.h.
5980 (update_call_expr, cgraph_copy_node_for_versioning,
5981 cgraph_function_versioning): New functions.
5982 * integrate.c (copy_decl_for_inlining): Remove.
5983 * ipa-prop.h (ipa_replace_map): New struct.
5984 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5985 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5986 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5987 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5988 ipcp_iterate_stage, ipcp_method_scale_print,
5989 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5990 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5991 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5992 ipcp_update_bb_counts, ipcp_update_profiling,
5993 ipcp_update_edges_counts): New functions.
5994 (ipcp_method_cval_init): Remove restriction regarding local methods.
5995 (ipcp_init_stage): Add ipcp_method_compute_scale.
5996 (ipcp_insert_stage): Add versioning.
5997 (ipcp_structures_print): Add ipcp_method_scale_print.
5998 (ipcp_driver): Dump profiling info.
5999 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
6000 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
6001 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
6002 (struct inline_data): Add versioning_p, ipa_info, new fields.
6003 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
6004 declare_return_variable): Replace calls to copy_decl_for_inlining with
6006 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
6008 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
6009 Add argument VERSIONING.
6010 (copy_arguments_for_versioning, copy_static_chain,
6011 function_versionable_p, tree_versionable_function_p,
6012 tree_function_versioning, replace_ref_tree): New functions.
6013 * tree-inline.h: Include varray.h.
6014 (tree_versionable_function_p, tree_function_versioning,
6015 tree copy_decl_for_dup): New declarations.
6017 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6019 * ipa-cp.c: New file. Contains IPCP specific functionality.
6020 * ipa-prop.h: New file. Contains structures/definitions that can be
6021 used by several interprocedural data flow optimizations (and also IPCP).
6022 * ipa-prop.c: New file.
6023 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
6024 * common.opt: Add ipa-cp flag.
6025 * timevar.def: Add IPCP optimization.
6026 * tree-optimize.c (init_tree_optimization_passes): Schedule
6028 * tree-pass.h (pass_ipa_cp): Declare.
6030 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
6032 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
6033 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
6034 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
6035 config/i386/i386.c, config/mips/mips.h,
6036 config/rs6000/rs6000.h, config/sh/sh.c,
6037 config/stormy16/stormy16.c: Fix comment typos.
6039 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
6042 * c-typeck.c (build_binary_op): Use common_type wrapper on
6044 (common_type): Update comment.
6046 2005-07-31 Steven Bosscher <stevenb@suse.de>
6049 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
6050 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
6051 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
6053 2005-07-31 Jan Hubicka <jh@suse.cz>
6055 * pretty-print.h (pp_widest_integer): New macro.
6056 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
6059 2005-07-31 Jan Hubicka <jh@suse.cz>
6061 * output.h (enum section_category): Export from varasm.c
6062 (categorize_decl_for_section): Likewise.
6063 * varasm.c (enum section_category): Kill.
6064 (categorize_decl_for_section): Make global.
6065 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
6067 * i386.c (ix86_section_threshold): New static variable.
6068 (ix86_in_large_data_p, ix86_encode_section_info,
6069 x86_64_elf_unique_section,
6070 x86_64_elf_select_section): New functions.
6071 (TARGET_ENCODE_SECTION_INFO): Define
6072 (override_options): Enable medium model for PIC.
6073 (ix86_expand_prologue): Expand gen_set_got_rex64.
6074 (legitimate_constant_p): Handle new UNSPECs.
6075 (legitimate_pic_address_disp_p): Likewise.
6076 (legitimize_pic_address): Lower MEDIUM model addressing.
6077 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
6078 (enum cmodel): Add MEDIUM_PIC.
6079 (SYMBOL_REF_FAR_ADDR_P): New macro.
6080 (SYMBOL_FLAG_FAR_ADDR): New flag.
6081 * i386.md (movdi): Support medium model.
6082 (set_got_rex64): New pattern.
6083 * i386.opt (mlarge-data-threshold): New flag.
6084 * predicates.md (zext_operand/sext_operand): Deal with medium model.
6085 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
6086 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
6087 TARGET_ASM_UNIQUE_SECTION): New.
6089 * invoke.texi (-mlarge_data_threshold): Document
6091 2005-07-31 Jan Hubicka <jh@suse.cz>
6093 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
6094 (coalesce_vars): Likewise.
6095 * tree-ssa-live.c (coalesce_cost): New.
6096 (build_tree_conflict_graph): Use coalesce_cost.
6097 * tree-ssa-live.h (coalesce_cost): Declare.
6099 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
6101 * arm.md (all peepholes for post-increment operations): Delete.
6102 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
6103 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
6104 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
6105 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
6106 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
6108 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
6110 * fold-const.c (tree_expr_nonnegative_p): Always return true for
6113 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
6116 * doc/invoke.texi: Document -rdynamic.
6118 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
6121 * c-parser.c (c_parser_parms_list_declarator): Call
6122 mark_forward_parm_decls.
6123 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
6124 decls with visibility structure.
6126 2005-07-30 Paul Brook <paul@codesourcery.com>
6128 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
6130 2005-07-30 Paul Brook <paul@codesourcery.com>
6132 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
6134 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
6136 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
6138 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6141 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
6142 nested function declarators.
6143 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
6144 (grokparms): Call warn_if_shadowing for parameters used within the
6146 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
6147 not used within the parameter list.
6148 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
6150 2005-07-30 Jan Hubicka <jh@suse.cz>
6152 * expr.c (expand_expr_real_1): Do not load mem targets into register.
6153 * i386.c (ix86_fixup_binary_operands): Likewise.
6154 (ix86_expand_unary_operator): Likewise.
6155 (ix86_expand_fp_absneg_operator): Likewise.
6156 * optabs.c (expand_vec_cond_expr): Validate dest.
6158 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6161 * real.c (real_from_string): Also set last bit if there is a
6162 nonzero hex digit beyond GCC's internal precision after ".".
6164 2005-07-29 David Edelsohn <edelsohn@gnu.org>
6166 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
6167 define_constants. Change duplicate values to unassigned numbers.
6168 Change UNSPEC_SUBS to UNSPEC_VSUBS.
6169 (*altivec_vspltsf): New.
6170 (altivec_vperm_v4sf): Delete.
6171 (altivec_vperm_<mode>): Use mode macro V.
6172 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
6173 (altivec_predicate_v4sf): Delete.
6174 (altivec_predicate_<mode>): Use mode macro V.
6175 (*altivec_lvesfx): New.
6176 (*altivec_stvesfx): New.
6177 (vec_realign_load_v4sf): Delete.
6178 (vec_realign_load_<mode>): Use mode macro V.
6179 * config/rs6000/rs6000.c (generate_set_vrsave): Use
6182 2005-07-29 Mark Mitchell <mark@codesourcery.com>
6185 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
6187 * configure: Regenerated.
6189 2005-07-29 Paul Brook <paul@codesourcery.com>
6191 * doc/install.texi: Add link to GFortran binaries wiki page.
6193 2005-07-29 David Ung <davidu@mips.com>
6195 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
6196 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
6197 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
6198 * config/mips/mips.md (cpu): Add 5kf name.
6199 (includes): Includes 5k.md.
6200 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
6201 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
6204 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6207 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
6208 (cleanup_tree_cfg): ... here.
6209 Call cleanup_tree_cfg_1 until there are no more cleanups to
6212 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
6214 * tree-vrp.c (compare_range_with_value): Return true or false
6215 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
6216 EQ_EXPR respectively.
6218 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
6220 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
6223 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6225 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
6226 (tree_ssa_dominator_optimize): Increment it.
6227 (dump_dominator_optimization_stats): Print it.
6229 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
6230 Steven Bosscher <stevenb@suse.de>
6232 PR rtl-optimization/23117
6233 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
6234 when head == tail. Tidy comment.
6236 2005-07-28 Richard Henderson <rth@redhat.com>
6238 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
6239 * cselib.c (rtx_equal_for_cselib_p): Likewise.
6240 * jump.c (rtx_renumbered_equal_p): Likewise.
6241 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
6242 CONST_INT and CONST_DOUBLE.
6243 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
6244 * reload.c (operands_match_p): Special case CONST_INT and
6245 CONST_DOUBLE; check mode earlier.
6247 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6250 * c-typeck.c (convert_for_assignment): Do not check
6251 DECL_IN_SYSTEM_HEADER on NULL fundecl.
6253 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6256 * c-typeck.c (composite_type): Prefer constant size arrays to
6259 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6262 * real.c (real_from_string): Set last bit if there is a nonzero
6263 hex digit beyond GCC's internal precision.
6265 2005-07-28 Richard Henderson <rth@redhat.com>
6268 * cfgcleanup.c (try_forward_edges): Watch out for end of
6271 2005-07-28 James E Wilson <wilson@specifixinc.com>
6274 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
6276 2005-07-28 Jan Hubicka <jh@suse.cz>
6278 * Makefile.in (rtl-profile.o): Kill all traces of it.
6279 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
6280 * coverage.h (rtl_coverage_counter_ref): Kill.
6281 * opts.c (flag_speculative_prefetching_set): Kill.
6282 (flag_loop_optimize_set): New.
6283 (common_handle_option): Disable loop optimizer when profiling;
6284 do not handle speculative prefetching.
6285 * passes.c (init_optimization_passes): Replace pass_profiling combo
6286 by branch_prob pass.
6287 * profile.c (compute_value_histograms): Update for simplified value
6289 (rtl_register_profile_hooks): Kill.
6290 (pass_profiling): Kill.
6291 (rest_of_handle_branch_prob): Do not profile.
6292 * toplev.c (process_options): Remove speculative prefetching.
6293 * toplev.h (flag_tree_based_profiling): Kill.
6294 * tree-profile.c (prepare_instrumented_value,
6295 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6296 tree_gen_one_value_profiler, do_tree_profiling): Update for
6297 simplified datastructures.
6298 * value-prof.c: Add comment that speculative prefetching was dropped;
6299 update rest of file for simplified datastructures.
6300 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
6301 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
6302 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
6303 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
6304 rtl_mod_subtract, gen_speculative_prefetch,
6305 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
6306 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
6307 (gate_handle_value_profile_transformations,
6308 rest_of_handle_value_profile_transformations,
6309 pass_value_profile_transformations): Kill.
6310 * value-prof.h (histogram_value_t): Remove IL based unions.
6311 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
6312 rtl_profile_hooks): Remove hooks.
6314 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
6316 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
6317 (cgraph_clone_node): Likewise.
6318 * cgraph.h (cgraph_clone_edge): Update prototype.
6319 (cgraph_clone_node): Likewise.
6320 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
6322 (lookup_recursive_calls): Consider profile.
6323 (cgraph_decide_recursive_inlining): Fix updating; use new
6324 probability argument; use profile.
6325 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
6326 * tree-inline.c (copy_bb): Update clal of clone_edge.
6327 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
6329 * invoke.texi (min-inline-recursive-probability): Document.
6331 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
6333 * doc/install.texi (Configuration): Update Valgrind homepage.
6335 2005-07-28 Richard Henderson <rth@redhat.com>
6338 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
6339 labels we want to delete.
6340 (cfg_layout_merge_blocks): Likewise.
6342 2005-07-28 Richard Henderson <rth@redhat.com>
6345 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
6346 when expanding to nothing.
6348 2005-07-28 Josh Conner <jconner@apple.com>
6350 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
6351 (cgraph_decide_inlining_of_small_functions): Likewise.
6353 2005-07-28 Josh Conner <jconner@apple.com>
6355 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
6356 direction of badness if negative.
6357 (cgraph_default_inline_p): Add reason to parameters, and assign it
6359 (cgraph_decide_inlining_of_small_functions): New parameter in call
6360 to cgraph_default_inline_p.
6361 (cgraph_decide_inlining_incrementally): Likewise.
6362 * cgraphunit.c (decide_is_function_needed): Likewise.
6363 * cgraph.h (cgraph_default_inline_p): Likewise.
6365 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6367 * builtins.c: Fix comment typo(s).
6368 * genautomata.c: Likewise.
6369 * gimplify.c: Likewise.
6370 * tree-dfa.c: Likewise.
6371 * tree-flow-inline.h: Likewise.
6372 * tree-into-ssa.c: Likewise.
6373 * tree-ssa-alias.c: Likewise.
6374 * tree-ssa-ccp.c: Likewise.
6375 * tree-ssa-copy.c: Likewise.
6376 * tree-ssa-dce.c: Likewise.
6377 * tree-ssa-dom.c: Likewise.
6378 * tree-ssa-operands.c: Likewise.
6379 * tree-tailcall.c: Likewise.
6380 * tree-vectorizer.c: Likewise.
6381 * tree-vrp.c: Likewise.
6384 2005-07-28 Jeff Law <law@redhat.com>
6386 * tree-vrp.c (test_for_singularity): Extracted from ...
6387 (simplify_cond_using_ranges): Attempt to simplify a relational
6388 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
6390 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
6392 PR tree-optimization/22506
6393 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
6394 phis whose argument is constant.
6396 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
6398 PR rtl-optimization/18992
6399 Back out this patch:
6400 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6401 PR optimization/12142
6402 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
6403 uses of the register in the SET_SRC. Remove unnecessary argument.
6405 Replace it with this:
6406 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
6407 if flag_non_call_exceptions is set and the insn may trap, pass
6408 pc_rtx as dest for recursion.
6409 In SET_SRC part of SET case, if dest is already set, pass it down
6412 2005-07-28 Jan Hubicka <jh@suse.cz>
6414 * cfg.c (update_bb_profile_for_threading): Use RDIV.
6415 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
6416 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
6418 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
6419 profile when available.
6421 2005-07-28 Jan Beulich <jbeulich@novell.com>
6423 * config/ia64/ia64.c (ia64_load_pair_ok): New.
6424 (ia64_print_operand): Describe and handle 'X'.
6425 (ia64_register_move_cost): Also handle FP_REGS.
6426 (ia64_preferred_reload_class): Likewise.
6427 (ia64_secondary_reload_class): Likewise.
6428 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
6429 it. Also check for ITANIUM_CLASS_FLDP.
6430 * config/ia64/ia64.h (FP_REGNO_P): New.
6431 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
6432 (reg_class): Add FP_REGS.
6433 (REG_CLASS_NAMES): Adjust for it.
6434 (REG_CLASS_CONTENTS): Likewise.
6435 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
6436 (REG_CLASS_FROM_LETTER): Handle 'x'.
6437 (CLASS_MAX_NREGS): Handle FP_REGS.
6438 (MEMORY_MOVE_COST): Likewise.
6439 * config/ia64/ia64.md (itanium_class): Add fldp.
6440 (type): Handle fldp.
6441 (movti_internal): More allowable operand combinations. Use ldfp8 when
6442 splitting unnecessary. Remove predicable attribute. Adjust
6443 itanium_class attribute.
6444 (smuldi3_highpart): Remove outdated comment.
6445 (mulditi3, umulditi3, rotlti3): New expanders.
6446 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
6447 (absti2): Disabled new insn for future reference.
6448 Respective new splitters.
6449 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
6450 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
6451 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
6453 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
6455 PR rtl-optimization/23047
6456 * simplify-rtx.c (simplify_const_relational_operation): Respect
6457 flag_wrapv for comparisons with ABS.
6459 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
6461 PR tree-optimization/22493
6462 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
6463 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
6465 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
6467 * config/frv/frv.opt (moptimize-membar): New.
6469 * doc/invoke.texi: Document -moptimize-membar and its inverse.
6471 * config/frv/frv.h: Remove machine_function definition.
6473 * config/frv/frv.c (struct frv_io): New.
6474 (struct machine_function): Moved from frv.h. Add has_membar_p.
6475 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
6476 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
6477 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
6478 (frv_optimize_membar_global, frv_optimize_membar): New functions.
6479 (frv_reorg): Call frv_optimize_membar when appropriate.
6480 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
6481 (frv_expand_builtin): Adjust calls accordingly.
6482 (frv_io_address_cookie): New function.
6483 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
6484 load or store rather than a special insn. Add ccnstant address and
6485 io-type operands to the membar.
6486 (frv_ifcvt_modify_tests): Unsign regno.
6487 (frv_ifcvt_modify_tests): Same.
6489 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
6490 UNSPEC_OPTIONAL_MEMBAR constant.
6491 (builtin_read_<mode>): Delete.
6492 (builtin_write_<mode>): Delete.
6493 ("optional_membar_<mode>"): Add operand.
6495 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
6496 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
6497 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
6498 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
6499 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
6500 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
6501 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
6502 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
6503 * testsuite/gcc.target/frv/all-read-write-1.c: New.
6505 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
6507 * df.c (df_uses_record): Handle SCRATCH.
6509 2005-07-28 Steven Bosscher <stevenb@suse.de>
6512 * passes.c (rest_of_decl_compilation): If decl is a type and
6513 we have encountered errors, don't emit debug information.
6515 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
6517 * params.def: Fixed comment.
6519 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
6522 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
6523 (TARGET_ASM_UNALIGNED_HI_OP): Add.
6524 (TARGET_ASM_UNALIGNED_SI_OP): Add.
6526 2005-07-27 Steven Bosscher <stevenb@suse.de>
6529 * varasm.c (assemble_start_function): Don't do anything that may
6530 require a CFG if the current function is a thunk.
6532 2005-07-25 Geoffrey Keating <geoffk@apple.com>
6534 * doc/install.texi (Prerequisites): Mention that perl is needed
6535 to do export control in libstdc++ targetting Darwin.
6537 2005-07-27 Steven Bosscher <stevenb@suse.de>
6539 PR rtl-optimization/17808
6540 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
6541 (sched_insns_conditions_mutex_p): Split out from...
6542 (add_dependence): ...here. But don't call it from here.
6543 (add_dependence_list): Check sched_insns_conditions_mutex_p
6544 before calling add_dependence.
6545 (add_dependence_list_and_free): Likewise.
6546 (fixup_sched_groups): Likewise.
6547 (sched_analyze_1): Likewise.
6548 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
6549 (sched_analyze): Likewise.
6550 (sched_analyze_insn): Likewise.
6551 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6552 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
6553 dependencies on all COND_EXEC insns to jumps ending basic blocks
6554 when doing intrablock scheduling.
6555 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
6557 2005-07-27 Jeff Law <law@redhat.com>
6559 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
6560 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
6561 equivalency sets, correctly handle the case were vr0 has an
6562 equivalency set, but vr1 does not.
6564 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
6566 PR tree-optimization/23073
6567 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
6568 vect_print_dump_info before fprintf.
6570 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6572 PR tree-optimize/22348
6573 * tree-ssa-loop-niter.c (number_of_iterations_cond):
6574 Fold the partial computation.
6576 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6578 PR tree-optimization/22325
6579 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
6581 * tree-scalar-evolution.c (scev_const_prop): Add generic final
6583 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
6584 (force_var_cost): ... this function.
6585 (compute_phi_arg_on_exit): Export.
6587 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6589 PR tree-optimization/20773
6590 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
6593 2005-07-27 Richard Guenther <rguenther@suse.de>
6595 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
6596 Avoid pushing again if current struct contains only
6597 fields we decomposed.
6599 2005-07-27 Jan Hubicka <jh@suse.cz>
6601 PR tree-optimization/22574
6602 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
6605 * tree-tailcall.c (decrease_profile): New function.
6606 (eliminate_tail_call): Use it.
6608 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
6609 visibility flags correctly in whole program mode.
6611 2005-07-26 Steve Ellcey <sje@cup.hp.com>
6613 PR rtl-optimization/22472
6614 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
6616 2005-07-26 Steven Bosscher <stevenb@suse.de>
6618 PR tree-optimization/22504
6619 * tree-complex.c (expand_complex_addition): Use 'code' instead
6620 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
6622 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6624 * config.gcc (cpu_type): Add frv case.
6625 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
6626 (supported_defaults): Add fr550 case.
6628 2005-07-26 Diego Novillo <dnovillo@redhat.com>
6631 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
6632 whether a pointer of type T * may point to objects of type T *.
6634 2005-07-26 DJ Delorie <dj@redhat.com>
6636 * configure: Regenerate.
6638 2005-07-26 Dale Johannesen <dalej@apple.com>
6640 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
6642 2005-07-26 Mark Mitchell <mark@codesourcery.com>
6644 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
6645 Clarify use of "build" in name.
6647 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6649 * doc/extend.texi (Raw read/write Functions): New section.
6650 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
6651 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
6652 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
6653 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
6654 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
6655 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
6656 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
6657 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
6658 * config/frv/frv.c: Add bdesc_loads global.
6659 Add bdesc_stores global.
6660 (frv_init_builtins): Add support for __builtin_{read/write}*.
6661 (frv_volatile_memref): New.
6662 (frv_expand_load_builtin): New.
6663 (frv_expand_store_builtin): New.
6664 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
6665 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
6666 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
6667 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
6668 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
6669 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
6670 (builtin_read_<mode>): New.
6671 (builtin_write_<mode>): New.
6672 (builtin_write64): New.
6673 (optional_membar_<mode>): New.
6675 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
6677 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
6678 (rather than units) against HOST_BITS_PER_WIDE_INT.
6680 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
6682 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
6683 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
6684 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
6685 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
6688 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
6689 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
6690 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
6692 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
6694 2005-07-26 Richard Guenther <rguenther@suse.de>
6696 PR tree-optimization/22486
6697 * fold-const.c (fold_unary): Fold away useless component
6698 references of the form (T *)&T.x, if the address
6701 2005-07-25 James E Wilson <wilson@specifixinc.com>
6703 * dwarf2out.c (add_call_src_coords_attributes): New.
6704 (gen_inlined_subroutine_die): Call it.
6705 (maybe_emit_file, init_file_table): Add comments.
6706 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
6708 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
6709 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
6710 * tree.h (BLOCK_SOURCE_LOCATION): New.
6711 (struct tree_block): New field locus.
6713 2005-07-26 Andreas Schwab <schwab@suse.de>
6715 PR rtl-optimization/23043
6716 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
6717 when allocating a struct unoccr.
6719 2005-07-25 Richard Henderson <rth@redhat.com>
6722 * tree-complex.c (gate_no_optimization): True if errors.
6723 * Makefile.in (tree-complex.o): Update dependencies.
6725 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
6727 * config/frv/predicates.md (integer_register_operand): Use
6730 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6733 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
6735 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
6737 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6739 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
6740 types when flag_unsafe_math_optimizations is true.
6742 2005-07-25 Mark Mitchell <mark@codesourcery.com>
6744 * gcc.c (option_map): Add --sysroot.
6745 (process_command): Handle --sysroot.
6746 (display_help): Document it.
6747 * doc/cppopts.tex (-isysroot): Document.
6748 * doc/invoke.texi (--sysroot): Document.
6749 * doc/install.texi (--with-build-sysroot): Document.
6751 * Makefile.in (inhibit_libc): New variable.
6752 (INHIBIT_LIBC_CFLAGS): Likewise.
6753 (LIBGCC2_CFLAGS): Include
6754 $(INHIBIT_LIBC_CFLAGS).
6755 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
6756 ($(T)crtbegin.o): Do not use @inhibit_libc@.
6757 ($(T)crtend.o): Likewise.
6758 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
6759 ($(T)crtendS.o): Likewise.
6760 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
6761 ($(T)crtendT.o): Likewise.
6762 (stmp-fixinc): Do not complain about missing headers if
6764 * configure.ac (inhibit_libc): Set it to true/false.
6765 (--with-build-sysroot): New option. Use it to set
6767 * configure: Regenerated.
6769 2005-07-25 Manfred Hollstein <mh@suse.com>
6771 * calls.c (store_one_arg): Fix unsigned comparison warning.
6773 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6776 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
6777 (ggc_print_statistics): Initialize variable before use.
6779 2005-07-25 Richard Guenther <rguenther@suse.de>
6781 * tree-dfa.c (mark_new_vars_to_rename): Protect against
6782 calling with a PHI_NODE argument.
6784 * tree-flow-inline.h (overlap_subvar): Protect against
6787 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
6789 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
6790 * configure: Regenerate.
6792 2005-07-25 Ira Rosen <irar@il.ibm.com>
6794 * expr.c (highest_pow2_factor): Make extern.
6795 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
6796 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6797 record_array_differ_p, array_ptr_differ_p): Likewise.
6798 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
6799 additional cases. Call the above functions.
6800 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
6801 base_object_differ_p when there are two base objects. Otherwise, compare
6802 base address and offset. Call may_alias_p.
6803 (dump_data_reference): Use a correct field name.
6804 (analyze_array): Make static. Initialize new data-ref fields.
6805 (analyze_indirect_ref): New function.
6806 (init_data_ref): Initialize new data-ref fields.
6807 (strip_conversion): Moved from tree-vect-analyze.c.
6808 (analyze_offset_expr, get_ptr_offset, address_analysis,
6809 object_analysis): Likewise.
6810 (analyze_offset): New function.
6811 (create_data_ref): Likewise.
6812 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
6813 dimensions for ARRAY_REFs only.
6814 (build_classic_dist_vector): Make static.
6815 (access_functions_are_affine_or_constant_p): Call macro to get the
6816 address of access functions.
6817 (compute_all_dependences): Add new parameter
6818 compute_self_and_read_read_dependences. Compute self and read-read
6819 dependences if it is true.
6820 (find_data_references_in_loop): Call create_data_ref. Initialize new
6822 (compute_data_dependences_for_loop): Add new parameter
6823 compute_self_and_read_read_dependences. Remove parameter nb_loops,
6824 compute nb_loops. Call compute_all_dependences,
6825 build_classic_dist_vector and build_classic_dir_vector with correct
6827 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
6828 with correct parameters. Compare dimensions for ARRAY_REFs only.
6829 (free_data_refs): Call macro to free access functions.
6830 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
6831 fields from stmt_vinfo.
6832 (struct base_object_info): New structure.
6833 (struct data_reference): Move fields to base_object_info. Add fields
6834 first_location and object_info for above structures. Move fields from
6835 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
6836 aligned_to. Add macros to access the new fields.
6837 Update functions declarations.
6838 * tree-flow.h (is_aliased_with): Declare.
6839 * tree-loop-linear.c (linear_transform_loops): Call
6840 compute_data_dependences_for_loop with correct parameters.
6841 * tree-ssa-alias.c (is_aliased_with): New function.
6842 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
6843 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
6844 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
6845 vect_base_addr_differ_p, compute_subscript_distance and
6846 build_classic_dist_vector. Add printings. Check absolute value of
6848 (vect_analyze_data_ref_dependences): Go through ddrs instead of
6850 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
6851 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
6852 to bytes. Add printing.
6853 (vect_compute_data_refs_alignment): Go through loads and stores in one
6855 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
6856 vect_analyze_data_ref_access): Likewise.
6857 (vect_analyze_pointer_ref_access): Remove.
6858 (vect_address_analysis, vect_object_analysis): Likewise.
6859 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
6860 and analyze data-refs in the loop.
6861 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
6862 fields of data-ref instead of stmt. Add init to the offset from the
6864 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
6865 (vect_update_init_of_dr): Likewise.
6866 (vect_update_inits_of_drs): Go through loads and stores in one loop.
6867 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
6869 (new_loop_vec_info): Initialize new fields.
6870 (destroy_loop_vec_info): Free new fields.
6871 (vect_strip_conversion): Remove.
6872 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
6873 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
6874 datarefs. Add new field ddrs.
6875 Add macros for the new fields access.
6876 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
6877 base_aligned_p, misalignment, memtag, ptr_info and subvars.
6878 Remove their macros.
6879 * tree.h (highest_pow2_factor): Declare.
6881 2005-07-25 Jakub Jelinek <jakub@redhat.com>
6883 * calls.c (store_one_arg): Check for sibling call MEM arguments
6884 from already clobbered incoming argument area.
6886 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6888 * c-common.c (check_missing_format_attribute): New.
6889 * c-common.h (check_missing_format_attribute): Likewise.
6890 * c-typeck.c (convert_for_assignment): Use it.
6892 2005-07-24 Andreas Schwab <schwab@suse.de>
6894 * config/m68k/m68k.md ("extendqidi2"): When source is an address
6895 register use a word move. Correct operand of ext.w in 68000 code.
6897 2005-07-23 Mark Mitchell <mark@codesourcery.com>
6899 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
6900 variables as declarations, rather than definitions.
6902 2005-07-24 Ira Rosen <irar@il.ibm.com>
6904 PR tree-optimization/22526
6905 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
6908 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6910 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
6911 that C99 reserve for future use. Use it to define clog10,
6912 clog10f and clog10l.
6914 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6916 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
6917 * configure.ac: Check for -Wmissing-format-attribute.
6919 * configure: Regenerate.
6921 2005-07-23 Richard Henderson <rth@redhat.com>
6923 PR tree-optimization/22623
6924 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
6926 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
6929 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
6931 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6933 * Makefile.in (C_TREE_H): Update dependencies.
6934 * c-tree.h: Include toplev.h.
6935 * diagnostic.h (diagnostic_set_info): Add format attribute.
6936 * rtl-error.c (diagnostic_for_asm): Likewise.
6938 2005-07-23 Chao-ying Fu <fu@mips.com>
6940 * config/mips/mips-dsp.md: New file.
6941 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
6942 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
6944 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
6945 MIPS_BUILTIN_BPOSGE32.
6946 (mips_expand_builtin_direct): Add one parameter to indicate that
6947 builtin functions need to return a value.
6948 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
6950 (mips_regno_to_class): Add classes for 12 new DSP registers.
6951 (mips_subword): Change to check four HI registers.
6952 (mips_output_move): Output move to and from 6 new DSP accumulators.
6953 (override_options): Make sure -mdsp and -mips16 are not used together.
6954 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
6956 (mips_conditional_register_usage): Disable 6 new DSP accumulators
6958 (print_operand): Add 'q' for printing DSP accumulators.
6959 (mips_cannot_change_mode_class): Check ACC_REGS.
6960 (mips_secondary_reload_class): Check ACC_REGS.
6961 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
6962 (mips_register_move_cost): Check ACC_REGS.
6963 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6964 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6965 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6966 (dsp_bdesc): New array.
6967 (bdesc_arrays): Add DSP builtin function table.
6968 (mips_prepare_builtin_arg): Check predicate again after
6970 (mips_expand_builtin): Add one more parameter to
6971 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6972 MIPS_BUILTIN_BPOSGE32.
6973 (mips_init_builtins): Initialize new function types.
6974 (mips_expand_builtin_direct): Check if builtin functions need to
6975 return a value and pass operands properly.
6976 (mips_expand_builtin_bposge): New function.
6977 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6978 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6979 (FIRST_PSEUDO_REGISTER): Increase to 188.
6980 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6981 Update for 12 new DSP registers.
6982 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6983 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6984 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6985 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6986 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6987 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6988 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6989 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6990 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6991 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6992 (REGISTER_NAMES): Add names for 12 new DSP registers.
6993 * config/mips/mips.md: Include mips-dsp.md.
6994 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6995 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6996 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6997 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6998 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6999 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
7000 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
7001 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
7002 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
7003 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
7004 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
7005 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
7006 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
7007 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
7008 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
7009 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
7010 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
7011 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
7012 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
7013 (UNSPEC_RDDSP): New constants.
7014 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
7015 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
7017 * config/mips/mips.opt (-mdsp): New option.
7018 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
7019 (reg_imm10_operand): New predicates.
7020 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
7021 * doc/invoke.texi (-mdsp): Document new option.
7023 2005-07-22 DJ Delorie <dj@redhat.com>
7025 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
7027 * tree-inline.c (inlinable_function_p): Likewise.
7029 2005-07-22 Mark Mitchell <mark@codesourcery.com>
7032 * toplev.c (check_global_declarations): Do not mark undefined
7033 variables as DECL_IGNORED_P.
7034 * varasm.c (first_global_object_name): GTY it.
7035 (weak_global_object_name): Likewise.
7036 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
7037 a string to go into {weak,first}_global_object_name.
7039 2005-07-22 DJ Delorie <dj@redhat.com>
7041 * c-format.c (check_function_format): Change warning control
7042 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
7044 2005-07-22 Diego Novillo <dnovillo@redhat.com>
7046 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
7047 &PTR->FLD a dereference of PTR.
7048 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
7049 a potential dereference of PTR.
7051 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
7053 PR rtl-optimization/20370
7054 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
7055 call allocate_reg_info if necessary.
7057 PR rtl-optimization/21848
7058 * calls.c (emit_library_call_value_1): For const functions, add
7059 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
7061 PR rtl-optimization/22445
7062 * cselib.c (target.h): Include.
7063 (rtx_equal_for_cselib_p): Allow commutative matches.
7064 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
7065 Remove MODE parameter. Changed all callers.
7067 PR rtl-optimization/22258
7068 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
7070 (try_combine): Use likely_spilled_retval_p.
7072 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
7074 * config.gcc: Add crx-elf support.
7076 * doc/contrib.texi: Mention crx.
7077 * doc/extend.texi: Document crx extensions.
7078 * doc/install.texi: Document crx install.
7079 * doc/invoke.texi: Document crx options.
7080 * doc/md.texi: Document crx constraints.
7082 * config/crx/crx-protos.h: New file.
7083 * config/crx/crx.c: New file.
7084 * config/crx/crx.h: New file.
7085 * config/crx/crx.md: New file.
7086 * config/crx/crx.opt: New file.
7087 * config/crx/t-crx: New file.
7089 2005-07-22 Manfred Hollstein <mh@suse.com>
7091 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
7093 (int_add_graph_edge): Likewise.
7094 (collapse_nodes): Likewise.
7095 (process_unification_queue): Likewise.
7097 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7098 Laurent GUERBY <laurent@guerby.net>
7100 PR tree-optimization/22336
7101 * function.c (record_block_change): Check for
7102 cfun->ib_boundaries_block.
7104 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
7106 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
7107 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
7109 2005-07-21 DJ Delorie <dj@redhat.com>
7111 * toplev.c (warn_deprecated_use): Add warning control to warning
7113 * c-typeck.c (parser_build_binary_op): Likewise.
7114 (c_finish_if_stmt): Likewise.
7115 * c-common.c (check_function_sentinel): Likewise.
7116 (check_nonnull_arg): Likewise.
7118 2005-07-21 Richard Henderson <rth@redhat.com>
7121 * tree-complex.c (complex_ssa_name_components): New.
7122 (cvc_lookup): Allow entry not found.
7123 (create_components): Remove.
7124 (create_one_component_var, get_component_var): New.
7125 (get_component_ssa_name, set_component_ssa_name): New.
7126 (extract_component): Use get_component_ssa_name.
7127 (update_complex_components): Use set_component_ssa_name.
7128 (update_complex_components_on_edge): Likewise.
7129 (update_phi_components): Create new PHI nodes directly, instead
7130 of adding insns to edges.
7131 (tree_lower_complex): Allocate and free complex_variable_components
7132 and complex_ssa_name_components here.
7134 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
7136 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
7137 revert to returning false.
7139 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7142 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
7144 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7147 * config/i386/i386.md (cmpxf): Change operand constraints
7148 to "nonmemory_operand".
7150 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7152 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
7154 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7157 * fold-const.c (fold_build1): Add checksum for the operands.
7158 (fold_build2): Likewise.
7159 (fold_build3): Likewise.
7161 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7164 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
7166 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7168 * common.opt (-fforward-propagate): Committed by mistake,
7171 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7173 * reg-stack.c: Fix comment typo(s).
7174 * tree-ssa-operands.c: Likewise.
7175 * tree-vectorizer: Likewise.
7177 2005-07-21 Nick Clifton <nickc@redhat.com>
7179 * config/sh/symbian.c: Replace C++ style line comments with C
7180 style line comments.
7181 (symbian_add_attribute): Do not use a ? operator on the LHS of
7183 (sh_symbian_handle_dll_attribute): Change the type of the
7184 method vector to "VEC(tree,gc)*" and use vector accessor
7185 macros to walk over the elements.
7186 (symbian_export_vtable_and_rtti_p): Likewise.
7187 (symbian_class_needs_attribute_p): Likewise.
7189 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7192 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
7193 initialize targetm.resolve_overloaded_builtin here.
7194 (altivec_expand_overloaded_builtin): Make it non-static.
7195 * config/rs6000/rs6000-protos.h
7196 (altivec_expand_overloaded_builtin): New prototype.
7197 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
7198 targetm.resolve_overloaded_builtin here.
7199 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
7201 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7202 Zdenek Dvorak <dvorakz@suse.cz>
7204 PR tree-optimization/19210
7205 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
7207 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
7208 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
7209 rely on unproven assumptions.
7210 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
7211 * tree-flow.h (number_of_iterations_exit): Add final parameter.
7212 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
7213 to number_of_iterations_exit.
7214 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
7215 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
7216 * tree-ssa-loop-niter.c (find_loop_niter,
7217 estimate_numbers_of_iterations_loop): Likewise.
7218 (number_of_iterations_exit): Honor the new options.
7219 * doc/invoke.texi (Wunsafe-loop-optimizations,
7220 funsafe-loop-optimizations): Document them.
7222 2005-07-21 Richard Sandiford <richard@codesourcery.com>
7224 PR rtl-optimization/22167
7225 * gcse.c (hoist_code): Fix hoist_exprs[] check.
7227 2005-07-20 Adam Nemet <anemet@lnxw.com>
7229 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
7230 __do_global_dtors_aux longcall.
7232 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
7234 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
7235 (old_special_pred_table): Don't reference
7236 SPECIAL_MODE_PREDICATES.
7237 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
7238 * config/arc/arc.h: Don't mention PREDICATE_CODES.
7239 * config/sh/predicates.h: Don't mention
7240 SPECIAL_MODE_PREDICATES.
7241 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
7244 2005-07-20 DJ Delorie <dj@redhat.com>
7246 * config.gcc: Add m32c-elf support.
7248 * doc/contrib.texi: Mention m32c.
7249 * doc/extend.texi: Document m32c extensions.
7250 * doc/install.texi: Mention m32c.
7251 * doc/invoke.texi: Document m32c options.
7252 * doc/md.texi: Document m32c constraints.
7254 * config/m32c/addsub.md: New file.
7255 * config/m32c/bitops.md: New file.
7256 * config/m32c/cond.md: New file.
7257 * config/m32c/jump.md: New file.
7258 * config/m32c/m32c-lib1.S: New file.
7259 * config/m32c/m32c-lib2.c: New file.
7260 * config/m32c/m32c-modes.def: New file.
7261 * config/m32c/m32c-pragma.c: New file.
7262 * config/m32c/m32c-protos.h: New file.
7263 * config/m32c/m32c.abi: New file.
7264 * config/m32c/m32c.c: New file.
7265 * config/m32c/m32c.h: New file.
7266 * config/m32c/m32c.md: New file.
7267 * config/m32c/m32c.opt: New file.
7268 * config/m32c/minmax.md: New file.
7269 * config/m32c/mov.md: New file.
7270 * config/m32c/muldiv.md: New file.
7271 * config/m32c/predicates.md: New file.
7272 * config/m32c/prologue.md: New file.
7273 * config/m32c/shift.md: New file.
7274 * config/m32c/t-m32c: New file.
7276 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7278 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7279 (stack_protect_set, stack_protect_test): New expanders.
7280 (stack_protect_set_si, stack_protect_set_si_media,
7281 stack_protect_set_di_media, stack_protect_test_si,
7282 stack_protect_test_si_media, stack_protect_test_di_media):
7285 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
7287 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
7289 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
7291 * tree.h (tree_expr_nonzero_p): Export.
7292 * fold-const.c (tree_expr_nonzero_p): Likewise.
7293 Return true for CALL_EXPRs that are alloca calls.
7294 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
7296 * tree-flow.h (expr_computes_nonzero): Remove.
7297 * tree-vrp.c (expr_computes_nonzero): Remove.
7298 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
7299 (extract_range_from_unary_expr): Likewise.
7300 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
7301 tree_expr_nonzero_p.
7303 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
7305 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
7306 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
7307 extra arg "picreg" and use it instead of pic_offset_table_rtx.
7308 All callers changed.
7309 (frame_related_constant_load): New arg "related" which controls
7310 setting of RTX_FRAME_RELATED_P. All callers changed.
7311 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
7312 (bfin_expand_prologue): Add stack limit checking.
7313 * config/bfin/bfin.md (trapifcc): New pattern.
7315 * config/bfin/bfin.c: Include "langhooks.h".
7316 (def_builtin): Go through lang_hooks to call builtin_function.
7318 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
7319 * config/bfin/predicates.md (symbol_ref_operand): New.
7320 (call_insn_operand): Delete. All callers changed to use
7321 register_no_elim_operand.
7322 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
7324 (function_arg): Use it to generate the call's operand 2.
7325 (bfin_longcall_p): New function.
7326 (bfin_expand_call): Extra arg "cookie". All callers and declaration
7327 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
7328 determine if the address needs to be in a REG.
7329 (bfin_handle_longcall_attribute): New function.
7330 (bfin_attribute_table): Add "longcall" and "shortcall".
7331 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
7332 (CUMULATIVE_ARGS): New member call_cookie.
7333 (PREDICATE_CODES): Add symbol_ref_operand.
7334 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
7335 extra USE to the pattern.
7336 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
7337 New patterns, split off call_insn, sibcall_insn, call_value_insn and
7338 sibcall_value_insn; now the new patterns handle direct calls and the
7339 old ones indirect calls.
7340 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
7342 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7344 * doc/trouble.texi: Update section on handling of empty loops.
7346 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
7348 * config.gcc: Remove support for sparc-*-openbsd*,
7349 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
7351 * config.host: Remove support for i860-*-sysv4* as a host.
7352 * config/i860/*, config/ip2k/*, config/ns32k/*,
7353 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
7354 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
7355 mention obsolete ports.
7357 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7359 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
7361 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
7362 of frame_pointer_rtx.
7363 (sh_expand_epilogue): Likewise.
7364 (sh_set_return_address): Likewise.
7365 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
7366 instead of FRAME_POINTER_REGNUM if needed. Add elimination
7367 offsets from FRAME_POINTER_REGNUM.
7368 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
7369 (sh_register_names): Add initializer for sfp.
7370 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
7371 (VALID_REGISTER_P): Likewise.
7372 (FIRST_PSEUDO_REGISTER): Update.
7373 (DWARF_FRAME_REGISTERS): Define.
7374 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
7375 (HARD_FRAME_POINTER_REGNUM): Define.
7376 (FRAME_POINTER_REGNUM): Redefine.
7377 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
7378 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
7379 from FRAME_POINTER_REGNUM.
7380 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
7381 FRAME_POINTER_REGNUM.
7382 (REG_CLASS_CONTENTS): Add sfp.
7383 (REG_ALLOC_ORDER): Likewise.
7384 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
7385 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
7386 of frame_pointer_rtx.
7387 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7389 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
7391 * fold-const.c (tree_expr_nonnegative_p): Only return true for
7392 ABS_EXPR when flag_wrapv is false because of INT_MIN.
7393 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
7395 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
7398 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
7400 Make CONSTRUCTOR use VEC to store initializers.
7401 * c-common.c (complete_array_type): Update to cope with VEC in
7403 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
7404 (pp_c_constructor_elts): New function.
7405 * c-pretty-print.h (pp_c_constructor_elts): Declare.
7406 * c-typeck.c (build_function_call, build_c_cast, digest_init,
7407 struct constructor_stack, struct initializer_stack,
7408 constructor_elements, push_init_level, pop_init_level,
7409 add_pending_init, find_init_member, output_init_element): Update to
7410 cope with VEC in CONSTRUCTOR_ELTS.
7411 * coverage.c (build_fn_info_value, build_ctr_info_value,
7412 build_gcov_info): Likewise.
7413 * expr.c (categorize_ctor_elements_1, store_constructor,
7414 expand_expr_real_1): Likewise.
7415 * fold-const.c (fold_ternary): Likewise.
7416 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
7417 gimplify_init_constructor, gimplify_expr): Likewise.
7418 * tree-dump.c (dequeue_and_dump): Likewise.
7419 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
7421 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
7423 * tree-sra.c (generate_element_init_1): Likewise.
7424 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7425 * tree-ssa-operands.c (get_expr_operands): Likewise.
7426 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
7427 * tree-vect-transform.c (vect_get_vec_def_for_operand):
7428 (get_initial_def_for_reduction): Likewise.
7429 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
7430 value handle in annotations.
7431 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
7432 tree_node_structure): Add support for constr_kind.
7433 (build_vector_from_ctor, build_constructor_single,
7434 build_constructor_from_list): New functions.
7435 (build_constructor): Update to take a VEC instead of a TREE_LIST.
7436 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
7437 Update to cope with VEC in CONSTRUCTOR_ELTS.
7438 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
7439 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
7440 CONSTRUCTOR_APPEND_ELT): New macros.
7441 (struct constructor_elt, struct tree_constructor): New data types.
7442 (union tree_node): Add tree_constructor field.
7443 * treestruct.def: Define TS_CONSTRUCTOR.
7444 * varasm.c (const_hash_1, compare_constant, copy_constant,
7445 compute_reloc_for_constant, output_addressed_constants,
7446 initializer_constant_valid_p, output_constant,
7447 array_size_for_constructor, output_constructor): Update to cope with
7448 VEC in CONSTRUCTOR_ELTS.
7449 * vec.h (VEC_empty, VEC_copy): New macros.
7451 2005-07-19 Devang Patel <dpatel@apple.com>
7453 * dbxout.c (dbxout_type): Check Objective-C++ lang.
7455 2005-07-19 Richard Henderson <rth@redhat.com>
7458 * gimplify.c (gimplify_expr): Use main variant type for the temp
7459 destination for a discarded volatile read.
7460 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
7461 casts between non-void types that change volatility.
7463 2005-07-15 DJ Delorie <dj@redhat.com>
7465 * toplev.h: Add comment about the first parameter for warning().
7466 * errors.h: Likewise.
7468 * c.opt (Wpragmas): New.
7469 * doc/invoke.texi: Document it.
7471 * function.c (do_warn_unused_parameter): Add warning control to
7473 * c-decl.c (warn_if_shadowing): Likewise.
7474 * c-lex.c (cb_def_pragma): Likewise.
7475 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
7476 (pop_alignment): Likewise.
7477 (handle_pragma_pack): Likewise.
7478 (apply_pragma_weak): Likewise.
7479 (handle_pragma_weak): Likewise.
7480 (handle_pragma_redefine_extname): Likewise.
7481 (add_to_renaming_pragma_list): Likewise.
7482 (handle_pragma_extern_prefix): Likewise.
7483 (maybe_apply_renaming_pragma): Likewise.
7484 (handle_pragma_visibility): Likewise.
7486 * config/c4x/c4x-c.c (BAD): Likewise.
7487 (c4x_parse_pragma): Likewise.
7488 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
7489 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
7490 (rs6000_pragma_longcall): Likewise.
7491 * config/v850/v850-c.c (pop_data_area): Likewise.
7492 (ghs_pragma_section): Likewise.
7493 (ghs_pragma_section): Likewise.
7494 (ghs_pragma_interrupt): Likewise.
7495 (ghs_pragma_starttda): Likewise.
7496 (ghs_pragma_startsda): Likewise.
7497 (ghs_pragma_startzda): Likewise.
7498 (ghs_pragma_endtda): Likewise.
7499 (ghs_pragma_endsda): Likewise.
7500 (ghs_pragma_endzda): Likewise.
7502 2005-07-19 Danny Berlin <dberlin@dberlin.org>
7503 Kenneth Zadeck <zadeck@naturalbridge.com>
7505 * Makefile.in: Removed tree-promote-statics.c
7506 * tree-promote-statics.c: Removed.
7507 * common.opt: Removed flag-promote-statics.
7509 * passes.c: Removed tree-promote-statics pass.
7510 * tree-pass.h: Ditto.
7511 * timevar.def: Removed TV_PROMOTE_STATICS.
7514 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
7516 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
7518 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
7520 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7523 * c-common.c (check_function_arguments): Call
7524 'check_function_format' if either -Wformat or
7525 -Wmissing-format-attribute are specified.
7526 * c-format.c (check_function_format): Check -Wformat before
7527 calling 'check_format_info'.
7528 * c-opts.c (c_common_post_options): Don't warn for
7529 -Wmissing-format-attribute without -Wformat.
7530 * c-typeck.c (convert_for_assignment): Detect additional cases for
7531 -Wmissing-format-attribute.
7532 * doc/invoke.texi (-Wmissing-format-attribute): Document new
7535 2005-07-19 Richard Guenther <rguenther@suse.de>
7537 * config/i386/i386.md (lrint<mode>2): Use temporary
7538 instead of clobbering non-existent memory.
7540 2005-07-19 Nick Clifton <nickc@redhat.com>
7542 * config/avr/avr.c (legitimate_address_p): Fix debugging print
7543 statement to avoid displaying ASCII control characters.
7545 2005-07-19 Ben Elliston <bje@au.ibm.com>
7547 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
7548 * cfganal.c (find_edge_index): Ditto.
7549 * combine.c (combine_instructions): Ditto.
7550 * ddg.c (create_scc): Ditto.
7551 (find_successors): Ditto.
7552 (find_predecessors): Ditto.
7553 (find_nodes_on_paths): Ditto.
7554 (longest_simple_path): Ditto.
7555 * flow.c (update_life_info): Ditto.
7556 (count_or_remove_death_notes): Ditto.
7557 (clear_log_links): Ditto.
7558 * modulo-sched.c (generate_reg_moves): Ditto.
7559 (find_max_asap): Ditto.
7560 (find_max_hv_min_mob): Ditto.
7561 (find_max_dv_min_mob): Ditto.
7562 * sbitmap.c (sbitmap_first_set_bit): Ditto.
7563 * sched-rgn.c (extract_edgelst): Ditto.
7564 * tree-into-ssa.c (prepare_names_to_update): Ditto.
7565 (dump_update_ssa): Ditto.
7566 (ssa_names_to_replace) Ditto.
7567 (switch_virtuals_to_full_rewrite): Ditto.
7568 (update_ssa): Ditto.
7569 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7571 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
7573 Fix PR tree-optimization/22483
7575 * tree-complex.c (create_components): Use
7576 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
7577 * tree-flow-inline.h (fill_referenced_var_vec): New function.
7578 * tree-flow.h (safe_referenced_var_iterator): New structure.
7579 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
7580 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
7581 safe_referenced_var iterator.
7582 (add_type_alias): Ditto.
7584 2005-07-19 Steven Bosscher <stevenb@suse.de>
7586 * loop-init.c (rest_of_handle_loop2): Remove.
7587 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
7588 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
7589 (pass_rtl_loop_init, pass_rtl_loop_done,
7590 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
7591 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
7592 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
7593 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
7594 pass_tree_loop_done, and pass_tree_unswitch.
7595 (gate_loop): Rename to gate_tree_loop.
7596 * passes.c (init_optimization_passes): Update for renamed tree
7597 loop passes. Add the new loop2 passes as subpasses of loop2.
7598 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
7599 Update for the renamed tree loop passes.
7601 2005-07-18 Ian Lance Taylor <ian@airs.com>
7604 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
7605 blocks when optimizing.
7607 2005-07-18 Steve Ellcey <sje@cup.hp.com>
7609 * common.opt (frename-registers): Initialize to 2.
7611 (fgcse-after-reload): Ditto.
7612 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
7613 (process_options): Only change flag_web, flag_rename_registers,
7614 and flag_rerun_cse_after_loop if not explicitly set by user.
7616 2005-07-18 Jan Beulich <jbeulich@novell.com>
7618 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
7619 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
7620 in 64-bit mode the same as DImode in 32-bit mode.
7621 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
7622 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
7623 mode. Add new mode parameter.
7624 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
7625 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
7626 x86_64_shift_adj): New expanders.
7627 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
7628 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
7630 Respective new splitters. Use renamed shift splitter helpers in 32-bit
7631 DImode shift splitters.
7632 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
7633 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
7636 2005-07-18 Jan Beulich <jbeulich@novell.com>
7638 * i386.md (movdi_extzv_1): New.
7639 (zero_extendhidi2): Combine alternatives and never force use of
7641 (zero_extendqidi2): Likewise. Don't restrict input selection.
7643 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7645 Fix PR tree-optimization/22531
7646 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
7649 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7651 * tree-promote-statics.c (pass_promote_statics): Change dump file
7654 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7656 * tree-optimize.c (init_tree_optimization_passes): Add
7657 pass_eliminate_useless_stores pass.
7658 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
7659 * tree-ssa-pre.c (is_copy_stmt): New function.
7660 (follow_copies_till_vuse): Ditto.
7661 (do_eustores): Ditto.
7662 (gate_eustores): Ditto.
7664 2005-07-16 Richard Henderson <rth@redhat.com>
7666 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
7668 2005-07-16 Danny Berlin <dberlin@dberlin.org>
7669 Kenneth Zadeck <zadeck@naturalbridge.com>
7671 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
7672 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
7673 ipa-type-escape.h, tree-promote-statics.c
7674 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
7675 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
7676 tree-promote-statics.c: new files.
7677 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
7678 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
7679 int nonlocal_set_p, mark_constant_function): Deleted.
7680 (rest_of_handle_cfg): Removed call to mark_constant_function.
7681 (nonoverlapping_component_refs_p): Added calls to support
7682 type based aliasing.
7683 * tree-ssa-alias.c (may_alias_p,
7684 compute_flow_insensitive_aliasing): Ditto.
7685 * calls.c (flags_from_decl_or_type): Removed reference to
7687 * c-typeck.c (convert_arguments): Make builtins tolerant of having
7688 too many arguments. This is necessary for Spec 2000.
7689 * cgraph.h (const_function, pure_function): Removed.
7690 * common.opt: Added "fipa-pure-const", "fipa-reference",
7691 "fipa-type-escape", and "ftree-promote-static".
7693 * passes.c: Added ipa and tree-promote-statics passes.
7694 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
7695 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
7696 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
7697 * tree-flow.h: Added exposed sra calls and addition of
7698 reference_vars_info field for FUNCTION_DECLS.
7699 * tree-pass.h: Added passes.
7700 * tree-sra.c: (sra_init_cache): New function.
7701 (sra_insert_before, sra_insert_after) Made public.
7702 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
7704 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
7705 aliasing. (may_alias_p): Added code to use type escape analysis to
7707 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
7708 code to prune clobbers of static variables based on information
7709 produced in ipa-reference pass. Changed call clobbering so that
7710 statics are not marked as clobbered if the call does not clobber
7713 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
7715 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
7718 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7720 * doc/install.texi (*-*-solaris2*): Document recommended version
7721 of GNU binutils and mention GNU linker problem on Solaris 10.
7723 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
7726 * c-decl.c (c_build_bitfield_integer_type): New function.
7727 (finish_struct): Call it.
7728 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
7730 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7732 * c-typeck.c (digest_init): Call 'convert_for_assignment'
7735 2005-07-16 Jan Hubicka <jh@suse.cz>
7737 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
7738 (scale_bbs_frequencies_int): Watch roundoff errors.
7739 * predict.c (return_prediction): Initialize return_stmt.
7741 2005-07-16 Jan Hubicka <jh@suse.cz>
7743 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
7744 after RTL profiling.
7746 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
7749 * fold-const.c (build_range_check): Convert high/low to etype
7750 if we are only comparing against exp.
7752 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
7754 Fix PR tree-optimization/22376
7755 * tree-ssa-structalias.c (build_constraint_graph): We really meant
7757 (need_to_solve): New function.
7758 (compute_points_to_sets): Use it.
7760 2005-07-15 Jan Hubicka <jh@suse.cz>
7762 * cfg.c (update_bb_profile_for_threading): More diagnostic.
7763 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
7765 2005-07-15 Richard Guenther <rguenther@suse.de>
7767 * c-common.c (handle_flatten_attribute): New function.
7768 Add flatten function attribute.
7769 * doc/extend.texi: Document flatten function attribute.
7770 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
7771 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
7773 (cgraph_decide_inlining): Handle functions with flatten
7776 2005-07-14 David Edelsohn <edelsohn@gnu.org>
7778 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
7779 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
7780 UNSPEC_XCHG, UNSPEC_AND): New.
7781 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
7782 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
7783 * config/rs6000/sync.md (FETCHOP): New code macro.
7784 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
7786 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
7787 (sync_compare_and_swap<mode>): Same.
7788 (sync_lock_test_and_set<mode>): Same.
7789 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
7790 for QImode and HImode, and not PPC405.
7791 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
7792 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
7793 (sync_<fetchop>{si,di}_internal): New.
7794 (sync_nand{si,di}_internal): New.
7795 (sync_old_<fetchop>{si,di}_internal): New.
7796 (sync_old_nand{si,di}_internal): New
7797 (sync_new_<fetchop>{si,di}_internal): New.
7798 (sync_new_nand{si,di}_internal): New.
7799 (atomic_and{si,di}): New.
7800 (sync_new_nand{si,di}_internal): New.
7801 (atomic_and{si,di}): New.
7802 (sync_add<mode>_internal): Delete.
7803 (sync_addshort_internal): Use unspec instead of unspec_volatile.
7804 (sync_sub<mode>_internal): Delte.
7805 (sync_subshort_internal): New.
7806 (sync_andsi_internal): Use unspec instead of unspec_volatile.
7807 (sync_anddi_internal): Delete.
7808 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
7809 (sync_booldi_internal): Delete.
7810 (sync_boolc<mode>_internal): Delete.
7811 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
7812 (sync_boolc<mode>_internal2): Delete.
7813 (sync_boolcc<mode>_internal): Delete.
7814 (isync, lwsync): Use unspec instead of unspec_volatile.
7815 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
7816 Revert UNSPEC_VOLATILE.
7817 (rs6000_split_atomic_op): New.
7818 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
7820 2005-07-14 Eric Christopher <echristo@redhat.com>
7822 * config/mips/mips.c (mips_canonicalize_comparison): Cast
7823 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
7825 2005-07-14 Eric Christopher <echristo@redhat.com>
7827 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
7829 2005-07-14 Steven Bosscher <stevenb@suse.de>
7831 PR tree-optimization/22230
7832 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
7833 the computation of the four cross productions for "range op range".
7835 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
7836 Ulrich Weigand <uweigand@de.ibm.com>
7839 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
7842 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
7844 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
7846 2005-07-14 Steve Ellcey <sje@cup.hp.com>
7848 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
7850 2005-07-14 Richard Guenther <rguenther@suse.de>
7853 * config/i386/i386-protos.h (ix86_function_value): Change
7854 prototype to match new target hook.
7855 * config/i386/i386.c (ix86_value_regno): Change prototype
7856 to take extra type argument.
7857 (TARGET_FUNCTION_VALUE): Define.
7858 (ix86_function_ok_for_sibcall): Pass extra argument to
7859 ix86_value_regno, check return slot rtx for exact match.
7860 (ix86_function_value): Take extra parameter. Dispatch to
7861 ix86_value_regno with fndecl/fntype as provided.
7862 (ix86_value_regno): Handle extra type argument.
7863 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
7865 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
7866 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
7867 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
7868 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
7869 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
7871 2005-07-14 Richard Guenther <rguenther@suse.de>
7873 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
7874 * calls.c (expand_call): Pass fntype to hard_function_value.
7875 (emit_library_call_value_1): Likewise.
7876 * explow.c: Include target.h.
7877 (hard_function_value): Take extra argument, the fntype.
7878 Use new target hook for function_value.
7879 * expr.h (hard_function_value): Change prototype.
7880 * function.c (aggregate_value_p): Pass 0 as fntype to
7881 hard_function_value.
7882 (assign_parms): Use new target hook for function_value.
7883 Pass 0 as fntype to hard_function_value.
7884 (expand_function_end): Likewise.
7885 * reg-stack.c: Include target.h.
7886 (stack_result): Use new target hook for function_value.
7887 * target-def.h: New target hook function_value.
7888 * target.h: Likewise.
7889 * targhooks.c (default_function_value): New function.
7890 * targhooks.h (default_function_value): Declare.
7892 2005-07-13 Ian Lance Taylor <ian@airs.com>
7894 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
7896 2005-07-14 Jan Hubicka <jh@suse.cz>
7898 * tree-dfa.c (dump_variable): Use default_def function.
7899 * tree-ssa-alias.c (dump_points_to_info): Likewise.
7900 * tree-ssa.c (verify_use): Likewise.
7901 * tree-ssanames.c (release_ssa_name): Likewise.
7902 * tree-tailcall.c (eliminate_tail_call): Likewise.
7903 (tree_optimize_tail_calls_1): Likewise.
7904 * tree-vrp.c (get_value_range): Likewise.
7906 2005-07-14 Ben Elliston <bje@au.ibm.com>
7908 * gcc.c (main): Compare language[0] with '*' when iterating over
7911 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7913 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
7914 "s390_emit_compare". Add handling of CCZ1mode.
7915 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
7916 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
7918 (s390_branch_condition_mask): Add CCZ1mode handling.
7919 * config/s390/s390.md: ("seq", "*seq"): New pattern.
7920 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
7921 Use CCZ1mode instead of CCZmode.
7922 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
7924 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7926 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
7928 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
7930 2005-07-13 Eric Christopher <echristo@redhat.com>
7932 * config/mips/mips.c (mips_canonicalize_comparison): New.
7933 (mips_emit_int_relational): Use.
7935 2005-07-13 Eric Christopher <echristo@redhat.com>
7937 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7939 * config/s390/s390.md: Include tpf.md. Move tpf specific
7941 * config/s390/tpf.md: To here.
7942 * config/s390/s390.opt: Move tpf specific options...
7943 * config/s390/tpf.opt: to here. Add mmain option.
7944 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7945 * config/s390/tpf.h: Rewrite.
7947 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7949 * doc/tm.texi: Remove @xref{Cross-profiling}.
7951 2005-07-13 Jeff Law <law@redhat.com>
7953 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
7954 expressions, test their _DECL operands for pointer equality rather
7955 than using operand_equal_p.
7957 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7959 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
7960 (TARGET_POSIX_IO): This.
7961 * config/darwin.h: Likewise.
7962 * config/freebsd.h: Likewise.
7963 * config/linux.h: Likewise.
7964 * config/lynx.h: Likewise.
7965 * config/netbsd.h: Likewise.
7966 * config/rs6000/linux64.h: Likewise.
7967 * config/rs6000/linux.h: Likewise.
7968 * config/s390/tpf.h: Likewise.
7969 * config/sh/embed-elf.h: Likewise.
7970 * config/sparc/linux64.h: Likewise.
7971 * config/sparc/linux.h: Likewise.
7972 * config/svr4.h: Likewise.
7973 * gcov-io.h: Likewise.
7975 * doc/tm.texi: Updated.
7977 * libgcov.c (create_file_directory): Defined only if
7978 TARGET_POSIX_IO is defined.
7979 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7982 2005-07-13 Jan Hubicka <jh@suse.cz>
7984 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7986 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7988 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7989 structure as argument.
7991 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7993 PR tree-optimization/21921
7994 * tree-iterator.c (tsi_link_before): Support the case when
7995 tsi_end_p (tsi) == true.
7997 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7999 PR tree-optimization/22442
8000 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
8003 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8005 PR rtl-optimization/20376
8006 * toplev.c (process_options): Enable -fweb and -frename-registers when
8008 * doc/invoke.texi: Update the information about when -fweb and
8009 -frename-registers are enabled.
8011 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8014 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
8015 if *rhs_p is not a SSA_NAME.
8017 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
8019 Fix PR tree-optimization/22422
8020 * tree-ssa-structalias.c (struct variable_info): Add flag for
8022 (get_varinfo): Now a static function.
8023 (new_varinfo): init has_union and is_special_var to false.
8024 (solution_set_add): Check has_union.
8025 (do_da_constraint): Move temporary variable so it gets reset
8027 Also check for special variable.
8028 (do_ds_constraint): Ditto.
8029 (do_sd_constraint): Ditto.
8030 (do_structure_copy): Check for special variable.
8031 (find_func_aliases): Ditto.
8032 (init_base_vars): Set special vars properly.
8034 2005-07-13 Jan Hubicka <jh@suse.cz>
8036 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
8039 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
8040 (get_expr_operands): Fix thinko wrt flags and subvars.
8042 PR tree-optimize/22379
8043 * tree-inline.c (expand_call_inline): Do not output sorry in early
8046 2005-07-12 Dale Johannesen <dalej@apple.com>
8048 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
8050 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8053 * host-linux.h: Include limits.h.
8055 2005-07-12 Dale Johannesen <dalej@apple.com>
8057 * expr.c (compress_float_constant): Add cost check.
8058 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
8060 2005-07-12 Dale Johannesen <dalej@apple.com>
8062 * gcc.target/i386/compress-float-sse.c: New.
8063 * gcc.target/i386/compress-float-sse-pic.c: New.
8064 * gcc.target/i386/compress-float-387.c: New.
8065 * gcc.target/i386/compress-float-387-pic.c: New.
8066 * gcc.dg/compress-float-ppc.c: New.
8067 * gcc.dg/compress-float-ppc-pic.c: New.
8069 2005-07-12 Eric Christopher <echristo@redhat.com>
8071 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8073 * config/s390/s390.md: Include tpf.md. Move tpf specific
8075 * config/s390/tpf.md: To here.
8076 * config/s390/s390.opt: Move tpf specific options...
8077 * config/s390/tpf.opt: to here. Add mmain option.
8078 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8079 * config/s390/tpf.h: Rewrite.
8081 2005-07-12 Eric Christopher <echristo@redhat.com>
8083 * gcc.c (struct infile): Update comment for language.
8084 (main): Rewrite input file resetting code.
8086 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8089 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
8090 requiring a cast in a non RHS of modify_expr. Add a cast when required.
8091 (lookup_avail_expr): Use constant_boolean_node instead
8092 of boolean_false_node/boolean_true_node.
8094 2005-07-12 Ben Elliston <bje@au.ibm.com>
8096 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
8097 and use it when printing num_edges.
8099 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
8101 * doc/extend.texi (Blackfin Built-in Functions): New section.
8102 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
8105 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
8107 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
8108 s/cmpstrsi/cmpstrnsi
8109 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
8111 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
8112 (init_optabs): Initialize cmpstrn_optab.
8113 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
8114 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
8115 * expr.c: (enum insn_code cmpstrn_optab): Declare.
8116 * config/i386/i386.md: s/cmpstr/cmpstrn
8117 * config/c4x/c4x.md: s/cmpstr/cmpstrn
8118 * doc/md.texi: Update documentation.
8120 2005-07-11 Richard Henderson <rth@redhat.com>
8122 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
8123 build_va_arg_indirect_ref.
8124 (alpha_gimplify_va_arg): Likewise.
8125 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
8126 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
8127 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
8128 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
8129 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
8130 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
8132 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
8134 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8136 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
8137 * passes.c (init_optimization_passes): Add pass_empty_loop.
8138 * tree-pass.h (pass_empty_loop): Declare.
8139 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
8140 try_remove_empty_loop, remove_empty_loops): New functions.
8141 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
8142 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
8144 2005-07-12 Peter Barada <peter@the-baradas.com>
8148 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
8149 in address registers.
8150 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
8151 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
8152 alternative of addsi3_5200.
8154 2005-07-11 Ian Lance Taylor <ian@airs.com>
8156 * config/mips/mips.md (ffs<mode>2): Remove.
8158 2005-07-11 Ian Lance Taylor <ian@airs.com>
8160 * doc/tree-ssa.texi (Cleanups): Improve description of
8162 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
8164 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8166 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
8167 * tree.h (DECL_ARGUMENT_FLD): New macro.
8169 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8171 Fix PR tree-optimization/22404
8173 * tree-ssa-structalias.c (create_variable_info_for): Use
8176 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
8178 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
8179 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
8180 for second comparison operand.
8181 * config/bfin/predicates.md (reg_or_const_int_operand): New.
8183 * config/bfin/bfin.md (define_attr "type"): Add "sync".
8184 (define_insn_reservation "alu"): Likewise.
8185 (csync, ssync): Now of type sync.
8186 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
8187 -mcsync-anomaly -mspecld-anomaly.
8188 * config/bfin/bfin.opt (mcsync): Remove.
8189 (mcsync-anomaly, mspecld-anomaly): Add.
8190 * config/bfin/bfin.c: Include "insn-codes.h".
8191 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
8192 (TARGET_DEFAULT_TARGET_FLAGS): New.
8193 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
8195 2005-07-11 Steven Bosscher <stevenb@suse.de>
8197 * basic-block.h: Give the BB flags enum a name, bb_flags.
8198 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
8199 * cfgcleanup.c (enum bb_flags): Remove here.
8200 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
8201 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
8202 (update_forwarder_flag): Likewise.
8203 (thread_jump): Likewise.
8204 (try_forward_edges): Likewise.
8205 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
8206 forwarder flags. Don't clear bb->aux for all basic blocks. Only
8207 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
8209 2005-07-11 Richard Guenther <rguenther@suse.de>
8211 * config/i386/i386.opt: New target option -msseregparm.
8212 * config/i386/i386.c (override_options): Error out for
8213 -msseregparm but no SSE support.
8214 (ix86_function_sseregparm): Check for global sseregparm.
8215 * doc/invoke.texi: Document -msseregparm.
8217 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8219 * config.gcc (m32r-*-linux*): Use the default extra_parts.
8220 (m32rle-*-linux*): Ditto.
8222 2005-07-11 Jakub Jelinek <jakub@redhat.com>
8224 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
8225 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
8228 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8232 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
8233 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
8235 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
8237 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
8238 (varmap): Heapify varmap.
8239 (constraints): Heapify constraints.
8240 (struct constraint_graph): Heapify succs and preds.
8241 (constraint_vec_find): Update for heapification.
8242 (constraint_set_union): Ditto.
8243 (insert_into_complex): Ditto.
8244 (constraint_edge_vec_find): Ditto.
8245 (erase_graph_self_edge): Ditto.
8246 (add_graph_edge): Ditto.
8247 (get_graph_weights): Ditto.
8248 (merge_graph_nodes): Ditto.
8249 (build_constraint_graph): Ditto.
8250 (topo_visit): Ditto.
8251 (solve_graph): Ditto.
8252 (create_variable_info_for): Ditto.
8253 (init_base_vars): Ditto.
8254 (delete_points_to_sets): Free graph, varmap, and complex constraints.
8255 (condese_varmap_nodes): Free complex vector.
8256 (clear_edges_for_node): Clear succs and preds vector.
8258 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8260 * tree-ssa-structalias.c (update_alias_info): Change counting of
8261 references to not include vdefs.
8263 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8265 * tree-ssa-alias.c (free_used_part_map): Add missing free.
8268 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8270 * pa.c (pa_commutative_p): Make PLUS commutative when
8271 TARGET_NO_SPACE_REGS is true.
8273 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8275 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
8276 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
8277 * tree-dfa.c (dump_subvars_for): New.
8278 (debug_subvars_for): New.
8279 (dump_variable): Show subvariables if VAR has them.
8280 * tree-flow-inline.h (get_subvar_at): New.
8281 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
8282 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
8284 (struct subvar): Change fields offset and size to unsigned
8286 (dump_subvars_for): Declare.
8287 (debug_subvars_for): Declare.
8288 (get_subvar_at): Declare.
8289 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
8290 to unsigned HOST_WIDE_INT *.
8291 (overlap_subvar): Likewise.
8292 * tree-gimple.c (is_gimple_reg): Always return false for
8293 SFTs and memory tags.
8294 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
8296 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
8297 (compute_may_aliases): Call compute_points_to_sets.
8298 (collect_points_to_info_for): Remove.
8299 (compute_points_to_and_addr_escape): Remove.
8300 (delete_alias_info): Call delete_points_to_sets.
8301 (compute_flow_sensitive_aliasing): If the call to
8302 find_what_p_points_to returns false, call set_pt_anything.
8303 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
8304 (set_pt_anything): Clear pi->pt_vars.
8305 (set_pt_malloc): Remove.
8306 (merge_pointed_to_info): Remove.
8307 (add_pointed_to_expr): Remove.
8308 (add_pointed_to_var): Remove.
8309 (collect_points_to_info_r): Remove.
8310 (is_escape_site): Make extern.
8312 (create_overlap_variables_for): Call it.
8313 * tree-ssa-copy.c (merge_alias_info): Never merge
8314 flow-sensitive alias information.
8315 * tree-ssa-operands.c (get_expr_operands): Adjust variables
8316 offset and size to be unsigned HOST_WIDE_INT.
8317 (add_to_addressable_set): Rename from note_addressable.
8318 Set TREE_ADDRESSABLE as the variables are added to the set.
8320 (add_stmt_operand): Do not try to micro-optimize unmodifiable
8321 operands into VUSEs when adding V_MAY_DEFs for members in an
8323 * tree-ssa-operands.h (add_to_addressable_set): Declare.
8324 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
8325 (struct variable_info): Add bitfield is_heap_var.
8326 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
8327 (new_var_info): Initialize is_heap_var.
8328 (get_constraint_for): Add HEAP variables to the symbol table.
8329 Mark them with is_heap_var.
8330 (update_alias_info): New. Taken mostly from the old
8331 compute_points_to_and_addr_escape.
8332 (handle_ptr_arith): New.
8333 (find_func_aliases): Call update_alias_info.
8334 Call handle_ptr_info for tcc_binary expressions.
8335 Call mark_stmt_modified.
8336 (create_variable_info_for): If DECL has subvars, do not create
8337 variables for its subvars. Always add all the fields.
8338 (set_uids_in_ptset): If the solution includes ANYOFFSET and
8339 SFTs, then add all the SFTs of the structure.
8340 If VI->DECL is an aggregate with subvariables, add the SFT at
8342 (find_what_p_points_to): If VI is an artificial variable,
8343 translate to bitfields in SSA_NAME_PTR_INFO.
8344 If the solution is empty, set pi->pt_vars to NULL
8345 (init_base_vars): Create ANYOFFSET.
8346 (compute_points_to_sets): Rename from create_alias_vars.
8348 (pass_build_pta): Remove.
8349 (delete_points_to_sets): Rename from delete_alias_vars.
8350 (pass_del_pta): Remove.
8351 * tree-ssa-structalias.h (struct alias_info): Move from
8353 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
8354 NUM_REFERENCES_SET): Likewise.
8355 (compute_points_to_sets, delete_points_to_sets): Declare.
8357 2005-07-09 Richard Henderson <rth@redhat.com>
8359 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
8360 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
8361 alpha_split_lock_test_and_set_12): New functions.
8362 * config/alpha/alpha-protos.h: Update.
8363 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
8364 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
8365 * config/alpha/sync.md (I12MODE): New.
8366 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
8367 (sync_<fetchop_name><I48MODE>): Likewise.
8368 (sync_nand<I48MODE>): Likewise.
8369 (sync_old_<fetchop_name><I48MODE>): Likewise.
8370 (sync_new_<fetchop_name><I48MODE>): Likewise.
8371 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8372 (sync_compare_and_swap<I48MODE>): Likewise.
8373 (sync_lock_test_and_set<I48MODE>): Likewise.
8374 (sync_compare_and_swap<I12MODE>): New.
8375 (sync_compare_and_swap<I12MODE>_1): New.
8376 (sync_lock_test_and_set<I12MODE>): New.
8377 (sync_lock_test_and_set<I12MODE>_1): New.
8379 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8383 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
8385 2005-07-09 Jakub Jelinek <jakub@redhat.com>
8387 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
8388 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
8390 2005-07-09 Richard SAndiford <richard@codesourcery.com>
8393 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8395 2005-07-08 David Edelsohn <edelsohn@gnu.org>
8397 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
8398 memory_operand constraint.
8399 (store_conditional_<mode>): Same.
8400 (sync_compare_and_swap<mode>): Same.
8401 (sync_lock_test_and_set<mode>): Same.
8403 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
8405 Rewrite PIC support to more closely model actual instructions.
8406 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
8407 (cris_symbol): Remove prototypes for removed functions.
8408 (cris_pic_symbol_type_of, cris_valid_pic_const)
8409 (cris_expand_pic_call_address): Prototypes for new functions.
8410 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
8412 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
8414 <case ':'>: Add case for new punctuation character.
8415 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
8416 emitting (extra) PIC modifier.
8417 <case UNSPEC>: Do not assert for PLT.
8418 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
8419 (cris_expand_prologue, cris_expand_epilogue): Check
8420 for pic_offset_table_rtx usage instead of taking
8421 current_function_uses_pic_offset_table as the final word.
8422 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
8423 Remove flag_pic difference.
8424 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
8425 the moral equivalents of...
8426 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
8428 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
8429 (cris_handle_option): Mark ARG as unused.
8430 (cris_expand_pic_call_address): New worker function for "call",
8432 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
8433 output PIC constructs here.
8434 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
8435 as symbol-specific modifers, not whole or part of operands.
8436 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
8437 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
8438 constants and flag_pic.
8439 (CONSTANT_INDEX_P): Adjust for new functions.
8440 (enum cris_pic_symbol_type): New helper type.
8441 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
8442 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
8443 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
8445 ("movsi"): Emit actual instructions for GOT and relative access.
8446 ("*movsi_got_load"): New pattern to set up the register holding
8448 ("*movsi_internal"): Operand 1 is not a plain general_operand.
8449 Adjust FIXME for 'S'.
8450 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
8451 Use "movs" for -fpic cases.
8452 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
8453 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
8454 ("call", "call_value"): Just call cris_expand_pic_call_address for
8456 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
8457 Remove special pattern.
8458 ("*expanded_call_side", "*expanded_call_value_side"): New
8460 (gotplt-to-plt, gotplt-to-plt-side-call)
8461 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
8463 * config/cris/cris/predicates.md
8464 ("cris_general_operand_or_gotless_symbol"): Remove unused
8466 ("cris_general_operand_or_symbol"): Adjust for new functions.
8468 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8470 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
8472 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
8474 * Makefile.in (TREE_H): Add treestruct.def.
8475 (c-decl.o): Add pointer-set.h
8476 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
8477 visibility on regular DECL's.
8478 (merge_decls): Fix the copying of decl nodes of various types for
8479 the new structures. Don't update RTL, section name, weak status,
8480 etc, on DECL's without RTL.
8481 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
8482 Don't check volatile on non-variable types.
8483 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
8484 to check whether we have seen arguments.
8485 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
8486 flag is checked before field (flag is common, field is not).
8487 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
8488 TS_DECL_COMMON could have an origin.
8489 (add_location_or_const_value_attribute): Don't check section name
8490 on non-var/function decls.
8491 (dwarf2out_var_location): Reverse order of tests.
8492 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
8493 with DECL_WRTL_CHECK.
8494 * expmed.c (make_tree): rtl is now in decl_with_rtl.
8495 * fold-const.c (fold_binary): Don't check weakness on
8496 non-var/function decls.
8497 (tree_expr_nonzero_p): Ditto.
8498 (fold_checksum_tree): Use tree_decl_extra as sizeof
8500 * ggc-page.c (extra_order_size_table): Add sizes for
8501 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
8503 * gimplify.c (gimplify_bind_expr): Only set
8504 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
8505 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
8507 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
8508 * langhooks.h (init_ts). New langhook.
8509 * passes.c (rest_of_decl_compilation): Reverse order of tests.
8510 * print-tree.c (print_node): Update to only print fields that
8511 exist in the structures the passed decl has.
8512 * toplev.c (wrapup_global_declarations): Don't reset
8513 DECL_DEFER_OUTPUT on DECL's that don't contain it.
8514 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
8515 * tree-inline.c (remap_decl): Ditto.
8516 * tree-outof-ssa.c (create_temp): Reverse order of tests.
8517 * tree-pretty-print.c (print_declaration): Don't print
8518 DECL_REGISTER on things that don't contain it.
8519 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
8520 non-var/function decls.
8521 * tree.c (tree_contains_struct): New structure.
8522 (init_priority_for_decl): New hashtable.
8523 (tree_int_map): New structure.
8524 (tree_int_map_eq): New function.
8525 (tree_int_map_marked_p): Ditto.
8526 (tree_int_map_hash): Ditto.
8527 (tree_map): Move to tree.h.
8528 (tree_map_eq): Externalize.
8529 (tree_map_hash): Ditto.
8530 (tree_map_marked_p): Ditto.
8531 (init_ttree): Set up tree_contains_struct and call langhook.
8532 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
8533 (tree_code_size): Update for new structures.
8534 (tree_node_structure): Update for new structures.
8535 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
8537 (copy_node_stat): Copy init priority.
8538 (build_decl_stat): Ditto for visibility.
8539 (ts_enum_names): New.
8540 (tree_contains_struct_check_failed): New function.
8541 (decl_init_priority_lookup): Ditto.
8542 (decl_init_priority_insert): Ditto.
8543 * treestruct.def: New file.
8544 * tree.h (CODE_CONTAINS_STRUCT): New macro.
8545 (CONTAINS_STRUCT_CHECK): Ditto.
8546 (tree_contains_struct_check_failed): New prototype.
8547 (DECL_CHECK): Removed.
8548 (DECL_MINIMAL_CHECK): New.
8549 (DECL_COMMON_CHECK): Ditto.
8550 (DECL_WRTL_CHECK): Ditto.
8551 (DECL_NON_COMMON_CHECK): Ditto.
8552 (DECL_WITH_VIS_CHECK): Ditto.
8553 (VAR_OR_FUNCTION_DECL_P): Ditto
8554 (struct tree_decl_minimal): New structure.
8555 (struct tree_decl_common): Ditto.
8556 (struct tree_decl_with_rtl): Ditto.
8557 (struct tree_decl_with_vis): Ditto.
8558 (struct tree_decl_non_common): Ditto.
8559 (struct tree_field_decl): Ditto.
8560 (struct tree_parm_decl): Ditto.
8561 (struct tree_var_decl): Ditto.
8562 (struct tree_function_decl): Ditto.
8563 (struct tree_const_decl): Ditto.
8564 (struct tree_result_decl): Ditto.
8565 (union tree_node): Add new structures.
8566 * var-tracking.c (track_expr_p): Reverse order of tests.
8568 * doc/c-tree.texi: Add documentation on DECL node internal structure.
8570 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8572 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
8573 * system.h: Poison FINALIZE_PIC.
8574 * doc/tm.texi (FINALIZE_PIC): Remove.
8576 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8579 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
8580 to the correct type if we have a MODIFY_EXPR.
8582 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8584 PR tree-optimization/22360
8585 * tree.c (upper_bound_in_type): Fix calculations for casting
8586 to a non-wider signed type and casting a signed value to a
8587 wider unsigned type.
8588 (lower_bound_in_type): Fix calculations for casting to a
8589 non-wider signed type.
8591 PR tree-optimization/20139
8592 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
8594 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
8595 fold_cond_expr_cond.
8596 * tree-ssanames.c (release_defs): Assert in_ssa_p.
8597 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
8599 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8602 * tree-complex.c (expand_complex_libcall): Produce
8603 REALPART_EXPR/IMAGPART_EXPR with the correct type.
8605 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
8607 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
8608 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
8609 b" assert and inserted fastpath code for this case.
8610 (bitmap_ior): Removed "a != b" assert.
8612 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8614 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
8615 (ENDFILE_SPEC): Likewise.
8616 * config/m32r/m32r.h (ASM_SPEC): Likewise.
8618 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
8619 a large stack frame at epilogue.
8621 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
8623 * final.c: Include sdbout.h when required.
8625 2005-07-07 Geoffrey Keating <geoffk@apple.com>
8627 * config.gcc (*-*-darwin*): Only one target-specific header file
8629 (powerpc-*-darwin*): Add version-specific header files.
8630 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
8631 * config.in: Regenerate.
8632 * configure: Regenerate.
8633 * gcc.c: Include xregex.h.
8634 (version_compare_spec_function): New.
8635 (spec_function): Add version-compare.
8636 (replace_outfile_spec_function): Reformat comment.
8637 (compare_version_strings): New.
8638 * config/darwin-c.c (version_as_macro): New.
8639 (builtin_define): New.
8640 (darwin_cpp_builtins): New.
8641 * config/darwin-protos.h (darwin_cpp_builtins): New.
8642 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
8643 (LIB_SPEC): Make unconditional, update comment.
8644 (TARGET_C99_FUNCTIONS): Define.
8645 * config/darwin.opt: Sort.
8646 (mmacosx-version-min=): New.
8647 * config/darwin7.h: Delete.
8648 * config/darwin8.h: Delete.
8649 * config/i386/darwin.h (): Call darwin_cpp_builtins.
8650 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
8651 (TARGET_C99_FUNCTIONS): Define.
8652 * config/rs6000/darwin7.h: New.
8653 * config/rs6000/darwin8.h: New.
8654 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
8655 (-mmacosx-version-min): Document.
8657 2005-07-07 Ian Lance Taylor <ian@airs.com>
8659 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
8661 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
8664 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
8666 2005-07-07 Khem Raj <kraj@mvista.com>
8668 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
8669 in bytes, not words.
8671 2005-07-07 Paul Brook <paul@codesourcery.com>
8673 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
8674 DEFAULT_FUNCTION_ARG_PADDING to upward.
8676 2005-07-07 Richard Henderson <rth@redhat.com>
8678 * function.c (locate_and_pad_parm): Record parameter alignment in
8679 stack_alignment_needed.
8681 2005-07-07 David Edelsohn <edelsohn@gnu.org>
8683 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
8684 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
8685 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
8686 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
8687 (define_attr "type"): Add isync, sync, load_l, store_c.
8688 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
8689 Create scratch volatile MEM.
8690 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
8692 (load_locked_<mode>): New.
8693 (store_conditional_<mode>): New.
8694 (sync_compare_and_swap<mode>): Replace with splitter.
8695 (sync_lock_test_and_set<mode>): Replace with splitter.
8696 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
8698 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
8699 is ics. Attribute isync.
8700 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
8702 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
8703 and UNSPECV_SYNC_OP.
8704 (emit_unlikely_jump): New.
8705 (emit_load_locked): New.
8706 (emit_store_conditional): New.
8707 (rs6000_split_compare_and_swap): New.
8708 (rs6000_split_lock_test_and_set): New.
8709 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
8710 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
8711 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
8712 rs6000_split_lock_test_and_set): Declare.
8713 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
8714 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
8715 store_c, isync, sync.
8717 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
8719 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
8720 filenames to gtyp-gen.h.
8721 (s-typ-gen): Use it in place of for loops.
8723 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
8725 * hooks.c (hook_bool_rtx_int_false): New function.
8726 * hooks.h (hook_bool_rtx_int_false): Declare.
8727 * target-def.h (TARGET_COMMUTATIVE_P): Define.
8728 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
8729 * target.h (struct gcc_target): Add commutative_p member.
8730 * targhooks.c (hook_bool_rtx_commutative_p): New function.
8731 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
8732 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
8733 (pa_commutative_p): New function.
8734 * jump.c (target.h): Include.
8735 (rtx_renumbered_equal_p): Use targetm.commutative_p.
8736 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
8738 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8740 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
8741 (s390_expand_setmem): New.
8742 * config/s390/s390.c: Likewise.
8743 (print_shift_count_operand): Truncate to 12 bits instead of 6.
8745 * config/s390/s390.md: ("setmem<mode>"): Accept character as
8746 general_operand. Call new function "s390_expand_setmem".
8747 ("clrmem_long", "*clrmem_long"): Rewrite to ...
8748 ("setmem_long", "*setmem_long"): ... this.
8750 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8752 * config/s390/s390.c: (optimization_options): Enable
8753 TARGET_MVCLE at -Os.
8754 * doc/invoke.texi: Document changes in default behaviour.
8755 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
8757 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8759 * expr.c: (set_storage_via_setmem): Convert opchar to mode
8760 defined by back-end.
8762 2005-07-07 Jakub Jelinek <jakub@redhat.com>
8764 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
8765 all sets in the pattern.
8766 * config/rs6000/rs6000.md (stack_protect_testsi,
8767 stack_protect_testdi): Likewise.
8769 2005-07-06 Jeff Law <law@redhat.com>
8771 * tree-vrp.c (simplify_using_ranges): Kill.
8772 (vrp_finalize): Remove call to simplify_using_ranges.
8773 (simplify_stmt_using_ranges): New function extracted from
8774 simplify_using_ranges.
8775 (simplify_div_or_mod_using_ranges): Likewise.
8776 (simplify_abs_using_ranges): Likewise.
8777 (simplify_cond_using_ranges): New function.
8778 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
8779 * tree-ssa-propagate.c (substitute_and_fold): Call
8780 simplify_stmt_using_ranges if we have range information.
8782 2005-07-06 James E. Wilson <wilson@specifixinc.com>
8784 * config/ia64/ia64.c (ia64_reorg): Check optimize before
8785 ia64_flag_schedule_isns2.
8787 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
8788 reading/writing general registers.
8789 (ia64_function_arg): Revert 2005-06-18 change.
8791 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8793 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
8794 (legitimize_tls_address): Use gcc_unreachable instead of abort.
8796 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
8798 * function.c (expand_function_end): Revert part of 2005-06-27
8799 patch. Do sjlj_emit_function_exit_after after return_label.
8801 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8803 * doc/install.texi (--disable-libssp): New.
8805 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
8807 * doc/invoke.texi: Update -fforce-mem documentation.
8808 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
8809 code for -fforce-mem.
8810 * expmed.c: (store_bit_field,store_fixed_bit_field,
8811 extract_bit_field): Ditto.
8812 * expr.c: (convert_move): Ditto.
8813 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
8814 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
8815 emit_conditional_add,expand_float,expand_fix): Ditto.
8816 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
8817 (common_handle_option): Issue warning when -fforce-mem specified.
8819 2005-07-06 Paul Brook <paul@codesourcery.com>
8821 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
8823 * configure: Regenerate.
8825 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
8827 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
8829 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
8831 Fix PR tree-optimization/22319
8832 Fix PR tree-optimization/22140
8833 Fix PR tree-optimization/22310
8835 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
8836 variable sized types.
8837 Use correct type for intermediate structure on *a = *b structure
8840 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8842 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
8844 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
8845 (machine_function): Move typedef to...
8846 * config/rs6000/rs6000.c (machine_function): ... here. Add
8847 varargs_save_offset field.
8848 (rs6000_stack_t): Remove varargs_size field.
8849 (setup_incoming_varargs): Allocate varargs save area using
8850 assign_stack_local, try to make it as small as possible.
8851 Save offset from virtual_stack_vars_rtx to the save area
8852 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
8853 instead of magic 8 when fp word byte size is used.
8854 (rs6000_va_start): Use cfun->machine->varargs_save_offset
8855 instead of -RS6000_VARARGS_SIZE.
8856 (rs6000_stack_info, debug_stack_info,
8857 rs6000_initial_elimination_offset): Remove all traces of
8859 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
8860 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
8861 RS6000_VARARGS_AREA.
8863 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
8865 PR tree-optimization/21963
8866 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
8867 constant_multiple_of in the same way get_computation_cost_at does.
8869 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8871 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
8872 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
8873 (gen_compare_reg): If sparc_compare_emitted is set, clear it
8874 and return its previous value.
8875 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
8876 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
8878 (stack_protect_set, stack_protect_test): New expanders.
8879 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
8880 stack_protect_testdi): New insns.
8881 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8882 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
8884 2005-07-06 Jeff Law <law@redhat.com>
8886 * tree-ssa-dce.c (cfg_altered): New global.
8887 (tree_dce_init): Initialize cfg_altered.
8888 (remove_dead_stmt): If we remove an edge in the CFG, then set
8890 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
8893 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8895 * Makefile.in (stamp-collect-ld): Use
8896 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
8897 ./collect-ld if it already exists.
8898 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
8899 Don't remove ./nm if it already exists.
8901 2005-07-05 Devang Patel <dpatel@apple.com>
8903 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
8904 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
8905 * tree-vectorizer.c (vect_loop_location): New.
8906 (vect_print_dump_info): Use vect_loop_location.
8907 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
8908 (vectorize_loops): Set vect_loop_location.
8909 * tree-vect-analyze.c (vect_analyze_offset_expr,
8910 vect_determin_vectorization_factor, vect_analyze_operations,
8911 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
8912 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
8913 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
8914 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
8915 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
8916 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
8917 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
8918 vect_analyze_loop): Adjust vect_print_dump_info API.
8919 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
8920 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
8921 vect_finish_stmt_generation, vectorizable_assignment,
8922 vectorizable_operation, vectorizable_store, vectorizable_load,
8923 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
8924 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
8925 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
8926 vect_transform_loop): Same.
8927 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
8928 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
8931 2005-07-05 Randolph Chung <tausq@debian.org>
8933 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
8934 * configure: Regenerate.
8935 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
8936 (pa_tls_referenced_p): Declare.
8937 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
8938 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
8939 (legitimize_tls_address): New.
8940 (hppa_legitimize_address): Handle TLS addresses.
8941 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
8942 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8943 (emit_move_sequence): Handle TLS addresses.
8944 (pa_encode_section_info): Call default handler to handle common
8946 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
8947 (CONSTANT_ADDRESS_P): Reject TLS operands.
8948 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
8949 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
8950 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
8951 (UNSPEC_TLSLE): Define new constants.
8952 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
8953 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
8954 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
8955 (tie_symbolic_operand, tle_symbolic_operand): New
8957 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
8959 * aclocal.m4: Update macros for autoconf 2.59 style.
8960 * configure.ac: Likewise.
8962 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8964 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8965 (function_arg): Pass small aggregates in general registers on 32-bit
8967 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8969 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8971 * Makefile.in (final.o): Fix dependencies.
8973 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8977 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8978 * langhooks.c (lhd_expr_to_decl): New.
8979 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8981 (LANG_HOOKS_INITIALIZER): Update.
8982 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8983 expr_to_decl langhook.
8984 * c-tree.h (c_expr_to_decl): Declare.
8985 * c-typeck.c (c_expr_to_decl): New.
8986 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8988 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8990 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8993 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8994 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8996 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8998 * Makefile.in: Adjust dependencies.
8999 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
9000 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
9001 * alias.c (rest_of_handle_cfg, pass_cfg): New.
9002 * bb-reorder.c (duplicate_computed_gotos): Make it static.
9003 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
9004 rest_of_compilation.
9006 * bb-reorder.c (gate_duplicate_computed_gotos,
9007 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
9008 rest_of_handle_reorder_blocks, pass_reorder_blocks,
9009 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
9010 pass_partition_blocks): New.
9011 * bt-load.c (gate_handle_branch_target_load_optimize,
9012 rest_of_handle_branch_target_load_optimize,
9013 pass_branch_target_load_optimize): New.
9014 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
9016 * cfglayout.c (pass_insn_locators_initialize): New.
9017 * cfgrtl.c (pass_free_cfg): New.
9018 * combine.c (gate_handle_combine, rest_of_handle_combine,
9020 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
9021 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
9022 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
9023 * except.c (pass_set_nothrow_function_flags,
9024 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
9026 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
9027 rest_of_handle_shorten_branches, pass_shorten_branches,
9028 rest_of_clean_state, pass_clean_state): New.
9029 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
9030 rest_of_handle_remove_death_notes, pass_remove_death_notes,
9031 rest_of_handle_life, pass_life, rest_of_handle_flow2,
9033 * function.c (pass_instantiate_virtual_regs, pass_init_function,
9034 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
9035 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9036 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
9038 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
9039 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
9040 pass_rtl_ifcvt, gate_handle_if_after_combine,
9041 rest_of_handle_if_after_combine, pass_if_after_combine,
9042 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
9043 pass_if_after_reload): New.
9044 * integrate.c (pass_initial_value_sets): New.
9045 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
9046 pass_purge_lineno_notes): New.
9047 * mode-switching.c (rest_of_handle_mode_switching,
9048 pass_mode_switching): New.
9049 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
9050 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
9052 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
9053 pass_loop_optimize): New.
9054 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
9056 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
9058 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
9059 pass_postreload_cse): New.
9060 * profile.c (gate_handle_profiling, pass_profiling,
9061 rest_of_handle_branch_prob, pass_branch_prob): New.
9062 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
9063 pass_split_before_regstack, gate_handle_split_before_regstack,
9064 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
9065 rest_of_handle_split_all_insns, pass_split_all_insns): New.
9066 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
9067 pass_stack_regs): New.
9068 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
9069 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
9070 pass_stack_adjustments): New.
9071 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
9072 pass_regrename): New.
9073 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
9074 pass_delay_slots, gate_handle_machine_reorg,
9075 rest_of_handle_machine_reorg, pass_machine_reorg): New.
9076 * rtl.h (extern void purge_line_number_notes): New.
9077 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
9078 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
9080 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
9082 * value-prof.c (gate_handle_value_profile_transformations,
9083 rest_of_handle_value_profile_transformations,
9084 pass_value_profile_transformations): New.
9085 * var-tracking.c (gate_handle_var_tracking,
9086 pass_variable_tracking): New.
9087 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
9089 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
9090 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
9091 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
9092 rest_of_handle_old_regalloc, rest_of_handle_regrename,
9093 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
9094 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
9095 rest_of_handle_gcse2, rest_of_handle_regmove,
9096 rest_of_handle_tracer, rest_of_handle_if_conversion,
9097 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
9098 rest_of_handle_web, rest_of_handle_branch_prob,
9099 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
9100 rest_of_handle_jump_bypass, rest_of_handle_combine,
9101 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9102 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9103 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
9104 rest_of_handle_mode_switching, rest_of_handle_jump,
9105 rest_of_handle_eh, rest_of_handle_stack_adjustments,
9106 rest_of_handle_flow2, rest_of_handle_jump2,
9107 rest_of_handle_peephole2, rest_of_handle_postreload,
9108 rest_of_handle_shorten_branches, rest_of_clean_state,
9109 rest_of_compilation): Remove.
9111 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
9112 * passes.c (dump_flags, in_gimple_form, all_passes,
9113 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9114 register_dump_files, next_pass_1, last_verified, execute_todo,
9115 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
9116 from tree-optimize.c.
9117 (init_optimization_passes): Moved from tree-optimize.c,
9118 adding the RTL optimizations.
9119 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
9120 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
9121 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9122 register_dump_files, next_pass_1, last_verified, execute_todo,
9123 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
9124 init_tree_optimization_passes, ipa_passes): Delete.
9125 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
9127 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
9128 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
9130 (ipa_passes): Remove.
9131 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
9132 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
9133 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
9134 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
9135 (dump_info_p, dump_flag): Moved to tree-dump.h.
9137 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
9139 * passes.c (finish_optimization_passes): Use dump_begin
9140 and dump_end, TDI_end.
9141 (gate_rest_of_compilation): New.
9142 (pass_rest_of_compilation): Use it.
9143 (gate_postreload, pass_postreload): New.
9144 * toplev.c (general_init): Rename init_tree_optimization_passes.
9145 * toplev.h (init_tree_optimization_passes): Rename to
9146 init_optimizations_passes.
9147 * tree-dump.c (dump_flag): Make static.
9148 (dump_files): Remove RTL dumps.
9149 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
9150 pass_cleanup_cfg, pass_free_cfg_annotations,
9151 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
9152 pass_init_datastructures, pass_fixup_cfg): Make non-static.
9153 * tree-pretty-print.c: Include tree-pass.h.
9154 * cgraph.c: Include tree-dump.h.
9156 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9158 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
9159 Only fall back to saying it points to readonly memory if
9162 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9164 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
9165 * config/m32r/m32r.c (m32r_compute_frame_size,
9166 m32r_expand_prologue): Take current_function_profile into
9167 account whenever we reference
9168 current_function_uses_pic_offset_table.
9169 (m32r_finalize_pic): Remove.
9170 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
9172 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
9174 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
9175 instead of $<. Don't remove ./as if it already exists.
9177 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9180 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
9181 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
9182 for complex modes when generating code for PA 1.0.
9183 (VALID_FP_MODE_P): New macro.
9184 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9185 sets for all general and floating point modes. Align wide floating
9186 point modes to even register boundaries to comply with architectural
9188 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
9189 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
9190 (VALID_FP_MODE_P): New macro.
9191 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9192 sets for all general and floating point modes. Align wide floating
9193 point modes to even register boundaries to comply with architectural
9196 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9198 * tree-dump.c (dump_files): Initialize dump number for .cgraph
9201 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9203 * tree-ssa-structalias.c: Don't include expr.h.
9205 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9207 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
9210 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9212 Fix PR tree-optimization/22279
9214 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
9217 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
9219 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
9221 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9223 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
9224 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
9225 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
9226 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
9227 config/stormy16/stormy16.c, config/v850/v850.c,
9228 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
9229 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
9230 Avoid "." or "\n" at end of diagnostics and capital letters at
9231 start of diagnostics.
9232 * combine.c, cse.c: Don't translate dump file output.
9233 * toplev.c (print_version): Only translate output if going to
9236 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9238 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
9239 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
9242 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9244 * pa.c (fix_range): Fix typo in comment.
9246 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9248 * tree-vrp.c (extract_range_from_assert): Replace
9249 fold (build (...)) with fold_build2.
9251 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9253 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
9254 gcc_gfc_char_table, init_dynamic_gfc_info): New.
9255 (format_types_orig, handle_format_attribute): Add support for
9258 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
9260 * varasm.c (assemble_variable): Fix format specifier thinko.
9262 2005-07-03 Ira Rosen <irar@il.ibm.com>
9264 PR tree-optimization/22029 (and 22135)
9265 * tree-pretty-print.c (dump_generic_node): Check that the node is not
9266 a phi node before calling dump_vops.
9268 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9270 * tree-dump.h (dump_string_field): Declare.
9271 * tree-dump.c: Use it instead of dump_string.
9272 (dump_string_field): Make non-static.
9274 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
9276 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
9277 up the minimal CFG stuff always when optimize > 0. Call
9278 split_all_insns_noflow in PIC case if needed.
9280 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9281 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
9284 * c-decl.c (c_write_global_declarations): Dump contents of
9286 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
9287 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
9288 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
9289 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
9292 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9294 * c-common.h (GCC_DIAG_STYLE): Define.
9295 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
9296 version for format checking to 4.1.
9297 * c-format.c: Include toplev.h after c-common.h.
9298 (enum format_type): Add gcc_tdiag_format_type.
9299 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
9300 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
9301 (format_types_orig): Add gcc_tdiag.
9302 (init_dynamic_diag_info): Support gcc_tdiag formats.
9303 (handle_format_attribute): Likewise.
9304 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
9305 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
9306 version for format checking to 4.1.
9307 (warning0, warning, error, pedwarn, sorry): Use
9309 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
9310 (finish_aliases_1): Do not use %qE.
9311 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
9312 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
9313 Correct format bugs.
9314 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
9315 parameter to unsigned HOST_WIDE_INT.
9316 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
9318 2005-07-02 David Edelsohn <edelsohn@gnu.org>
9321 * expr.c (write_complex_part): Use adjust_address for MEM.
9322 (read_complex_part): Same.
9324 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
9326 Fix PR tree-optimization/22280
9328 * tree-sra.c (generate_element_init): Remove useless loop.
9330 2005-07-02 Richard Henderson <rth@redhat.com>
9332 * config/alpha/alpha.c (alpha_legitimize_address): Check for
9334 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
9336 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
9339 * fold-const.c (fold_binary): Handle the return value of
9340 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
9341 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
9343 2005-07-02 Jeff Law <law@redhat.com>
9345 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
9346 a eliminate type conversion which feeds an equality comparison
9347 if the original type or either operand in the comparison is a
9350 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
9352 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
9353 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
9355 * config/avr/avr.c: Do not use '`' as left quote.
9356 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
9357 Remove "." from end of diagnostics. Make diagnostics start with
9360 2005-07-02 Zack Weinberg <zack@codesourcery.com>
9361 Joseph S. Myers <joseph@codesourcery.com>
9363 * toplev.c (default_tree_printer): Handle setting location with
9365 * c-objc.common.c (c_tree_printer): Likewise.
9366 * c-format.c (gcc_diag_flag_specs): Add '+'.
9367 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
9368 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
9370 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
9371 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
9372 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
9373 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
9374 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
9375 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
9376 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
9377 format arguments where %J is used without %D.
9379 2005-07-02 Jakub Jelinek <jakub@redhat.com>
9381 * gcc.c (LINK_SSP_SPEC): Define.
9382 (link_ssp_spec): New variable.
9383 (LINK_COMMAND_SPEC): Add %(link_ssp).
9384 (static_specs): Add link_ssp_spec.
9385 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
9386 * configure: Rebuilt.
9387 * config.in: Rebuilt.
9389 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9390 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9391 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9392 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9393 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
9394 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
9395 -0x7008(2) instead of reading __stack_chk_guard variable.
9396 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
9398 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
9399 (stack_protect_set, stack_protect_test): Use *_tls* patterns
9400 if TARGET_THREAD_SSP_OFFSET is defined.
9401 (stack_tls_protect_set_si, stack_tls_protect_set_di,
9402 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
9405 2005-06-27 Richard Henderson <rth@redhat.com>
9406 * libgcc-std.ver (GCC_4.1.0): New.
9407 * libgcc.h (__stack_chk_guard): Declare.
9408 (__stack_chk_fail, __stack_chk_fail_local): Declare.
9409 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
9410 * mklibgcc.in (lib2funcs): Add them.
9412 2005-07-01 Richard Henderson <rth@redhat.com>
9414 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
9415 void * before struct sigcontext *.
9416 (x86_fallback_frame_state): Likewise.
9418 2005-07-01 James E. Wilson <wilson@specifixinc.com>
9420 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
9422 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9425 * tree-ssa-reassoc.c (should_transpose): Fix which operand
9426 we check for SSA_NAME for.
9428 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
9430 Fix PR tree-optimization/22071
9432 * tree-ssa-structalias.c (offset_overlaps_with_access): New
9434 (get_constraint_for_component_ref): Use it.
9436 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9439 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
9440 print out the last new line.
9442 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
9444 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
9445 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
9446 * config/cris/cris.c (cris_conditional_register_usage): Adjust
9447 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
9448 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
9449 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
9450 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
9451 (enum reg_class): New member CC0_REGS.
9452 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
9453 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
9454 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
9455 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
9456 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9457 Adjust for register now described.
9459 2005-07-01 Jakub Jelinek <jakub@redhat.com>
9462 * config/i386/i386.md (stack_protect_test_si,
9463 stack_protect_test_di): Add earlyclobber for scratch 3.
9464 * config/rs6000/rs6000.md (stack_protect_testsi,
9465 stack_protect_testdi): Add earlyclobber for scratch 3,
9466 remove earlyclobber from scratch 4.
9468 Older entries for 2005 can be found in ChangeLog-2005.