1 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
4 also when doing PRE, rather than only for global CPROP.
6 2005-11-24 Ben Elliston <bje@au.ibm.com>
8 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
9 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
11 (expand_twoval_unop): Likewise.
12 (widen_clz): Likewise.
13 (expand_parity): Likewise.
14 (expand_unop): Likewise.
15 (emit_cmp_and_jmp_insn_1): Likewise.
16 (prepare_float_lib_cmp): Likewise.
18 2005-11-24 Ben Elliston <bje@au.ibm.com>
20 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
21 Remove unused `class' variable.
23 2005-11-23 Mark Mitchell <mark@codesourcery.com>
25 * doc/invoke.texi: For man pages, include gcc-vers.texi.
26 List @file in the option summary. Include the libiberty
27 documentation for @file.
28 * gcc.c (main): Call expandargv.
29 * Makefile.in (gcc-vers.texi): Define srcdir.
31 2005-11-23 Diego Novillo <dnovillo@redhat.com>
33 * passes.c (init_optimization_passes): Document
36 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
38 * config/m68k/predicates.md (pcrel_address, extend_operator,
39 post_inc_operand, pre_dec_operand): Remove redundant
41 (const_uint32_operand, const_sint32_operand): Use gcc_assert
43 (valid_dbcc_comparison_p): Rewrite in the lisp style.
45 2005-11-23 Ben Elliston <bje@au.ibm.com>
47 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
49 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
51 Preparatory work for PR target/21623:
52 * alpha.c (secondary_reload_class): Rename to:
53 (alpha_secondary_reload_class).
54 * alpha.h, alpha-protos.h: Likewise.
55 * mn10300.c (secondary_reload_class): Rename to:
56 (mn10300_secondary_reload_class).
57 * mn10300.h, mn10300-protos.h: Likewise.
58 * pa.c (secondary_reload_class): Rename to:
59 (pa_secondary_reload_class).
60 * pa.h, pa-protos.h: Likewise.
61 * rs6000.c (secondary_reload_class): Rename to:
62 rs6000_secondary_reload_class.
63 * rs6000.h, rs6000-protos.h: Likewise.
65 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
68 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
70 2005-11-22 Ian Lance Taylor <ian@airs.com>
72 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
74 (prepare_cmp_insn): Likewise.
76 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
79 * m68k.md (zero_extendsidi2): Force operands[1] to a register
80 if both operands[0] and operands[1] are memory.
82 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
85 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
86 COMPARISON_CLASS_P and an integral types create create a new
87 expression with the new type and fold that.
89 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
92 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
93 to SUBTARGET_OS_CPP_BUILTINS.
95 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
97 * arm.c (emit_set_insn): New function.
98 (arm_split_constant): Call it.
99 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
100 (arm_legitimize_address): Likewise. Use plus_constant.
101 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
102 (thumb_expand_prologue): Likewise.
103 (arm_gen_load_multiple): Use VOIDmode in SET.
104 (arm_gen_store_multiple): Likewise.
105 (vfp_emit_fstmx): Likewise. Use plus_constant.
106 (emit_multi_reg_push): Likewise.
107 (emit_sfm): Use plus_constant.
109 2005-11-23 Alan Modra <amodra@bigpond.net.au>
112 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
115 2005-11-22 Alan Modra <amodra@bigpond.net.au>
118 * expmed.c (store_bit_field): Don't attempt to insv a field
121 2005-11-22 Alan Modra <amodra@bigpond.net.au>
124 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
125 explicit sign extension, not a (char) cast.
127 2005-11-22 Ben Elliston <bje@au.ibm.com>
129 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
130 GET_MODE_CLASS (x) == MODE_FLOAT.
131 * config/i386/i386.c: Likewise.
132 * config/rs6000/xcoff.h: Likewise.
133 * config/rs6000/linux64.h: Likewise.
134 * config/rs6000/rs6000.c: Likewise.
135 * config/rs6000/rs6000.h: Likewise.
136 * config/rs6000/predicates.md: Likewise.
137 * config/rs6000/sysv4.h: Likewise.
139 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
141 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
144 * config/alpha/freebsd.h, config/alpha/linux.h,
145 config/arm/linux-elf.h, config/bfin/bfin.h,
146 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
147 config/i386/beos-elf.h, config/i386/gnu.h,
148 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
149 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
150 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
151 config/rs6000/linux64.h, config/rs6000/sysv4.h,
152 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
153 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
154 config/sparc/linux.h, config/sparc/linux64.h,
155 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
157 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
158 are both defined when either flag -fpic or -fPIC are used.
160 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
162 * config/fp-bit.c (clzusi): New function.
163 (si_to_float, usi_to_float): Use it to compute proper shift.
164 (usi_to_float): Preserve guard bits when shifting right.
165 * libgcc-std.ver (GCC_4.2.0): New version.
166 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
167 __floatundisf): New functions.
168 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
169 __floatundisf): Declare.
170 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
171 _floatundixf, and _floatunditf.
172 * optabs.c (expand_float): If target does not define a pattern for
173 signed or unsigned conversion, use an unsigned libcall instead of
175 (init_optabs): Initialize ufloat_optab.
177 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
179 * config/rs6000/rs6000.opt (mmulhw): New option.
180 * doc/invoke.texi (-mmulhw): Document.
181 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
183 * config/rs6000/rs6000.md: Add half-word multiply and
184 multiply-accumulate instructions for 405 and 440.
186 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
188 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
189 which matches behavior of gcc 4.0 and older for RTEMS targets. The
190 default now includes a linker group which makes the RTEMS one nest.
192 2005-11-22 Ben Elliston <bje@au.ibm.com>
194 * cse.c (fold_rtx): Typo fix.
195 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
197 2005-11-21 Richard Henderson <rth@redhat.com>
199 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
200 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
202 * c-tree.h (lookup_name): Move declaration ...
203 * c-common.h (lookup_name): ... here.
204 * config/darwin-c.c: Include c-common.h.
205 * config/t-darwin: Update dependencies.
207 2005-11-22 Ben Elliston <bje@au.ibm.com>
209 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
210 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
211 * genopinit.c (gen_insn): Likewise.
212 * reload.c (find_equiv_reg): Likewise.
213 * loop.c (load_mems): Likewise.
214 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
215 * cse.c (find_comparison_args, fold_rtx): Likewise.
216 * dwarf2out.c (add_const_value_attribute): Likewise.
217 * expr.c (convert_move): Likewise.
218 * recog.c (general_operand, register_operand): Likewise.
219 * reg-stack.c (replace_reg): Likewise.
220 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
221 * c-common.c (handle_vector_size_attribute): Likewise.
222 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
223 (simplify_binary_operation_1): Likewise.
224 (simplify_const_binary_operation): Likewise.
225 (simplify_relational_operation): Likewise.
226 (simplify_const_relational_operation): Likewise.
227 (simplify_immed_subreg): Likewise.
228 * emit-rtl.c (gen_lowpart_common): Likewise.
229 * expmed.c (expand_mult): Likewise.
230 * stor-layout.c (layout_type): Likewise.
232 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
235 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
236 cst2 only for SPE vectors.
238 2005-11-21 David Edelsohn <edelsohn@gnu.org>
241 * config/rs6000/predicates.md (vrsave_operation): Check
242 UNSPEC_VOLATILE value.
244 2005-11-21 Jan Hubicka <jh@suse.cz>
246 PR tree-optimization/24653
247 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
249 2005-11-21 Uros Bizjak <uros@kss-loka.si>
251 * config/i386/predicates.md (ax_reg_operand): New predicate.
252 (memory_displacement_only_operand): New predicate.
253 * config/i386/i386.md ("modrm" attribute): Return 0 if one
254 operand is AX register and the other operand is memory operand
255 with displacement only.
257 2005-11-21 Uros Bizjak <uros@kss-loka.si>
259 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
260 if we don't care about NaNs or Infinities.
262 2005-11-20 Ian Lance Taylor <ian@airs.com>
264 PR rtl-optimization/24883
265 * combine.c (combinable_i3pat): When checking whether the
266 destination of i3 is used in i3, consider paradoxical subregs.
268 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
271 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
273 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
275 * combine.c (try_combine): Do not run subst on i1src and i2src in
276 the case of generating a PARALLEL for a comparison.
278 2005-11-20 Richard Henderson <rth@redhat.com>
281 * tree-sra.c (struct sra_elt): Add all_no_warning.
282 (struct sra_walk_fns) <use>: Add use_all argument.
283 (sra_walk_expr): Pass it.
284 (sra_walk_modify_expr): Likewise.
285 (scalarize_ldst): Likewise.
286 (scan_use): Update for new argument.
287 (mark_no_warning): New.
288 (scalarize_use): Use it.
290 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
292 * expr.c (expand_expr_real): Use usmul_optab for widening
293 signed * unsigned multiplies.
294 * genopinit.c (optabs): Add usmul_widen_optab.
295 * optabs.c (init_optabs): Likewise.
296 * optabs.h (enum optab_index): Add OTI_usmul_widen.
297 (usmul_widen_optab): Define.
298 * config/bfin/bfin.md (usmulhisi3): New pattern.
300 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
302 2005-11-20 Graham Stott <btinternet.com>
304 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
306 2005-11-20 Andreas Schwab <schwab@suse.de>
309 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
312 2005-11-19 Richard Henderson <rth@redhat.com>
315 * tree-gimple.c (is_gimple_id): Export.
316 * tree-gimple.h (is_gimple_id): Declare.
317 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
318 (get_default_value): Use it.
319 (maybe_fold_stmt_indirect): Likewise.
321 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
323 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
324 than VR1 or vice-versa.
326 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
330 * reload.c (find_reloads_address_1): Mention dependency on
332 * reload1.c (gen_reload): For IN with an unary operation, try
333 moving inner expression to OUT if trivial SET is not valid.
334 Confirm that the result is valid. Move common code block into...
335 (emit_insn_if_valid_for_reload): New function.
337 2005-11-19 Richard Guenther <rguenther@suse.de>
339 * fold-const.c (fold_indirect_ref_1): Make sure we fold
340 ARRAY_REFs of constant strings.
342 2005-11-19 Jakub Jelinek <jakub@redhat.com>
344 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
347 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
349 * combine.c (make_compound_operation): Swap operands of
350 commutative operation if necessary before returning.
352 2005-11-19 Richard Guenther <rguenther@suse.de>
355 * fold-const.c (fold_plusminus_mult_expr): New function.
356 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
357 cases, remove now unnecessary code.
359 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
361 * gensupport.c (old_preds): Rename to std_preds, add special field.
362 (struct old_pred_table): Rename to struct std_pred_table, add special
364 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
365 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
366 (init_predicate_table): Adjust, and set along the way whether a
367 predicate is special.
369 2005-11-18 Mark Mitchell <mark@codesourcery.com>
371 * BASE-VER: Change to 4.2.0.
373 2005-11-18 James E Wilson <wilson@specifix.com>
375 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
378 2005-11-18 Mike Stump <mrs@apple.com>
380 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
381 * config/darwin-c.c (darwin_pragma_unused): Likewise.
382 * c-decl.c (lookup_name_two) Remove.
383 * c-tree.h (lookup_name_two): Remove.
384 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
385 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
386 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
387 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
389 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
392 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
393 when not generating code to use that co-processor.
395 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
397 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
398 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
399 these functions are now in tree-phinodes.c.
401 2005-11-18 Jie Zhang <jie.zhang@analog.com>
403 * config/bfin/bfin.md (trap): New pattern.
405 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
407 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
410 * expr.c (expand_expr_real): Don't call record_block_change unless
411 ib_boundaries_block is non-null
413 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
415 * fold-const.c (build_range_check): Use proper type for subtraction
416 when merging lower bound.
418 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
420 PR rtl-optimization/24497
421 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
424 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
426 * tree-scalar-evolution.c (expression_expensive_p): New function.
427 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
429 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
431 * config/bfin/crtlibid.s: New file.
433 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
436 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
437 when not using sjlj exceptions.
438 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
439 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
440 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
441 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
442 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
443 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
444 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
445 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
446 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
447 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
448 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
449 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
450 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
452 * config/pa/hpux-unwind.h: New file.
454 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
456 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
457 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
458 * varasm.c (do_assemble_alias): Adjust call.
459 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
461 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
463 2005-11-17 James E Wilson <wilson@specifix.com>
465 * tree.def (FUNCTION_DECL): Correct typo in comment.
467 2005-11-17 Richard Henderson <rth@redhat.com>
469 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
470 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
471 and DW_CFA_def_cfa_sf.
472 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
473 (dbx_reg_number): Don't assert particular registers here.
474 (based_loc_descr): ... do it here instead. Fold in ...
475 (eliminate_reg_to_offset): ... this function.
476 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
477 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
478 * unwind-dw2.c (execute_cfa_program): Apply data align factor
479 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
480 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
481 (instantiate_virtual_regs): Likewise.
482 * var-tracking.c (adjust_stack_reference): Likewise.
483 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
485 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
487 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
488 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
489 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
491 ($(T)crtlibid.o): New rule.
493 2005-11-16 Richard Guenther <rguenther@suse.de>
496 * fold-const.c (extract_array_ref): Return byte offset
498 (fold_binary): Fold &x[a] CMP &x[b] to
499 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
502 2005-11-16 Richard Henderson <rth@redhat.com>
505 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
506 parts of an SSA_NAME.
508 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
511 * arm.md (split for movsf with immediate): Restrict split to insns
512 that set a general register.
514 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
516 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
518 * unwind-dw2.c (uw_advance_context): Likewise.
519 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
520 _Unwind_SjLj_Unregister.
521 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
523 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
525 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
527 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
529 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
530 langhook to get a DImode integer type.
532 2005-11-16 Richard Henderson <rth@redhat.com>
533 J"orn Rennecke <joern.rennecke@st.com>
534 Ulrich Weigand <uweigand@de.ibm.com>
538 * reload1.c (reg_equiv_invariant): New.
539 (reload): Allocate, initialize, and free it.
540 (calculate_needs_all_insns): Check it when skipping equivalence
542 (alter_reg): Likewise.
543 (eliminate_regs_1): Rename from eliminate_regs. Add new
544 may_use_invariant argument; only use reg_equiv_invariant when true.
545 (eliminate_regs): New.
546 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
547 a context for which may_use_invariant may be true.
549 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
551 * fold-const.c (const_binop): Don't constant fold the operation
552 if the result has overflowed and flag_trapping_math.
553 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
555 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
557 * config/arm/unwind-arm.c (abort): Add prototype here.
558 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
559 (struct phase1_vrs): Add prev_sp.
560 (unwind_phase2_forced): Save the original core registers instead of
561 modifying entry_vrs. Take a new flag argument for resuming unwinding
562 and set action flags accordingly. Always set _US_END_OF_STACK when
563 get_eit_entry fails. Unwind before calling the stop function.
564 (_Unwind_GetCFA): New function.
565 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
566 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
567 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
568 just call unwind_phase2_forced.
569 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
570 * config/arm/unwind-arm.h (abort): Remove prototype.
571 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
573 (_Unwind_GetCFA): New prototype.
574 * config/arm/pr-support.c (abort): Add prototype here.
575 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
577 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
578 not schedule the prologue with non-call exceptions and EABI.
580 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
582 * config/arm/unwind-arm.h: Reorder interface function declarations.
583 (_URC_END_OF_STACK): New enumeration value.
584 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
585 (struct _Unwind_Control_Block): Document reserved field use.
586 (_Unwind_Stop_Fn): New typedef.
587 (_Unwind_ForcedUnwind): Declare.
588 (_Unwind_Resume_or_Rethrow): Declare.
589 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
591 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
592 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
593 (UCB_FORCED_STOP_ARG): New.
594 (search_EIT_table): Update boundary condition checks.
595 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
596 (unwind_phase2): Replace for with do..while.
597 (unwind_phase2_forced): New.
598 (__gnu_Unwind_RaiseException): Replace for with do..while.
599 (__gnu_Unwind_ForcedUnwind): New.
600 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
601 Use appropriate phase2 unwinder.
602 (__gnu_Unwind_Resume_or_Rethrow): New.
603 (__gnu_unwind_pr_common): Cope with forced unwinding.
605 2005-11-16 David Edelsohn <edelsohn@gnu.org>
608 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
610 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
611 roundsf2): Remove "s" from mnemonic.
613 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
615 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
617 * config/bfin/crtn.s: Change epilogues to match.
618 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
619 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
622 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
625 * doc/invoke.texi: Distinguish between free and fixed form instead of
626 Fortran and Fortran 90/95. Remove ratfor from the list of supported
628 * gcc.c (default_compilers): Remove double entries, add entries for
629 suffixes '.F90' and '.F95'.
631 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
633 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
634 in the stack probing loop.
636 2005-11-15 David Edelsohn <edelsohn@gnu.org>
638 * configure.ac: Use .machine power5 not power5x.
639 * configure: Regenerate.
641 2005-11-15 Mike Stump <mrs@apple.com>
643 * c-decl.c (lookup_name_two): Add.
644 * c-tree.h (lookup_name_two): Likewise.
645 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
646 * config/darwin-c.c (darwin_pragma_unused): Likewise.
648 2005-11-16 Alan Modra <amodra@bigpond.net.au>
650 PR rtl-optimization/23392
651 * regrename.c (enum scan_actions) Add mark_access.
652 (scan_actions_name): Ditto.
653 (scan_rtx_reg): Handle mark_access.
654 (scan_rtx_address): Do nothing for mark_access.
655 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
656 and regs in REG_INC notes before closing chains for dead regs.
657 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
658 opening chains for new writes.
660 2005-11-15 David Edelsohn <edelsohn@gnu.org>
662 * c.opt (ffixed-line-length-none): New.
664 2005-11-15 Steve Ellcey <sje@cup.hp.com>
666 * mklibgcc.in: Change contents of eh_dummy.c.
668 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
670 * loop.c (scan_loop): Do not insert temporaries for hard registers.
672 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
674 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
676 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
678 2005-11-15 Jan Hubicka <jh@suse.cz>
680 * invoke.texi (large-unit-insns): Document.
681 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
682 * params.def (large-unit-insns): New param.
684 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
687 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
688 special register for operand 3. Reindent constraints to align
691 2005-11-14 David Edelsohn <edelsohn@gnu.org>
693 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
694 -mpopcntb, -mfprnd. Add -mcpu=power5+.
695 * configure.ac: Add test for FP rounding instructions.
696 * configure: Regenerate.
697 * config.in: Regenerate.
698 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
699 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
701 * config/rs6000/rs6000.opt (mfprnd): New.
702 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
703 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
704 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
705 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
707 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
709 (btrunc<mode>2): New.
714 2005-11-14 Geoffrey Keating <geoffk@apple.com>
716 * gcc.c (version_compare_spec_function): Use fatal() rather than
719 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
720 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
721 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
723 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
726 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
727 on -mmacosx-version-min setting.
729 2005-11-14 Diego Novillo <dnovillo@redhat.com>
732 * tree-vrp.c (infer_value_range): Return false if STMT is a
733 block terminator and its basic block has no successors.
735 2005-11-14 Mike Stump <mrs@apple.com>
737 * config/i386/i386.c (override_options): -masm=intel isn't
739 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
741 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
743 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
744 vfork after including auto-host.h.
746 2005-11-15 Alan Modra <amodra@bigpond.net.au>
748 PR rtl-optimization/22002
749 * combine.c (distribute_notes): Detect cases where a reg dies
750 two or more times in a bb, including on the insn we are combining,
751 and place the death note on the correct range.
753 2005-11-14 Dale Johannesen <dalej@apple.com>
755 * expmed.c (store_bit_field): Add offset unconditionally for
757 (extract_bit_field): Don't force extzv or extv operand into
758 a register if field is too big.
760 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
762 * config/arm/arm.c (pic_labelno): New.
763 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
764 LABEL_REF. Pass only the labelno to PIC insns.
765 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
766 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
767 * arm.md (UNSPEC_PIC_LABEL): New constant.
768 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
769 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
770 Use the correct label prefix.
772 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
774 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
777 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
779 * loop-invariant.c: Include tm_p.h.
780 * Makefile.in: Updated.
782 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
784 * pa.c (store_reg): Revise generation of frame notes in large frames.
785 (set_reg_plus_d): Likewise.
787 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
789 PR tree-optimization/24709
790 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
793 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
795 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
796 and duplicate declaration of pthread_self.
798 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
799 Ian Lance Taylor <ian@airs.com>
802 * calls.c (expand_call): If TARGET is a MEM and some part of the
803 argument area has been saved, force TARGET to a register.
805 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
807 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
810 2005-11-13 Jason Merrill <jason@redhat.com>
813 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
814 lazily declared methods.
815 (force_decl_die): Stop if forcing out the context already make a
817 (force_type_die): Likewise.
819 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
822 * builtins.c (integer_valued_real_p): Add break in
823 REAL_CST having TREE_OVERFLOW set.
825 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
827 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
828 addressing modes during calculation of costs.
830 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
832 * function.c (assign_stack_local_1): Restrict sanity check
833 on frame size overflow to 32-bit and above platforms.
835 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
837 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
838 * config/cris/cris.c: Include reload.h.
839 (cris_initial_elimination_offset): New function.
840 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
843 2005-11-12 Richard Guenther <rguenther@suse.de>
845 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
847 2005-11-12 Jan Hubicka <jh@suse.cz>
849 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
850 to compare against 0 when possible.
852 2005-11-12 Jie Zhang <jie.zhang@analog.com>
854 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
855 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
856 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
857 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
860 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
862 * recog.c (constrain_operands) <case 'g'>: For a match, require
863 that a non-register matches general_operand when strict >= 0.
865 2005-11-11 Steven Bosscher <stevenb@suse.de>
867 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
870 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
872 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
873 (memory_address_same): New.
874 (dse_optimize_stmt): Call memory_address_same.
876 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
879 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
880 ZERO_EXTEND>: New cases.
882 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
884 * longlong.h (__clz_tab): Always provide.
886 2005-11-11 Steven Bosscher <stevenb@suse.de>
889 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
891 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
892 before check_maybe_invariant.
893 (move_invariant_reg): Use gen_move_insn instead of replacing
894 SET_DEST with the temporary for the invariant.
895 (move_loop_invariants): If checking is enabled, do internal
896 consistency checks after completing the pass.
898 2005-11-11 David Edelsohn <edelsohn@gnu.org>
901 * common.opt (Wvolatile-register-var): New.
902 * varasm.c (make_decl_rtl): Only emit warning when option
903 specified. Clarify warning message.
904 * doc/invoke.texi (Wvolatile-register-var): Document new option.
906 * doc/md.texi (copysign): Document standard named pattern.
908 2005-11-11 Jie Zhang <jie.zhang@analog.com>
910 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
911 bytes when align is 2.
912 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
913 by the first instruction of the loop.
915 2005-11-11 Jason Merrill <jason@redhat.com>
918 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
921 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
923 PR rtl-optimization/22509
924 * local-alloc.c (memref_used_between_p): Check whether a function call
925 could not reference the memref.
927 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
929 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
930 algorithm so as to choose the best, not the worst, alternative.
931 Reset accumulated register class before processing next alternative.
933 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
936 * calls.c (expand_call): Copy a return value to a plain register
939 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
942 * varasm.c (assemble_name): Recompute name only for transparent
945 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
947 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
949 2005-11-04 Jeff Law <law@redhat.com>
952 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
953 perform reassociation if the parent statement will not die as
954 a result of the optimization.
956 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
958 * tree-ssa-alias.c (compute_may_aliases): Remove call to
959 delete_old_heap_vars.
960 * tree-dfa.c (referenced_var_remove): Remove function.
961 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
962 (delete_tree_ssa): Remove call to delete_old_heapvars.
963 Add call to delete_alias_heapvars.
964 * tree-flow.h (referenced_var_remove): Remove prototype
965 (init_alias_heapvars): New prototype.
966 (delete_alias_heapvars): Ditto.
967 * Makefile.in (tree-ssa-structalias.o): Add
968 gt-tree-ssa-structalias.o
969 (GTFILES): Add tree-ssa-structalias.h and
970 tree-ssa-structalias.c.
971 (s-gtype): Add gt-tree-ssa-structalias.h.
972 * tree-ssa-structalias.c (heapvars): Remove.
973 (oldheapvars): Remove.
974 (heapvar_for_stmt): New variable.
975 (heapvar_lookup): New function.
976 (heapvar_insert): Ditto.
977 (get_constraint_for): See if we have an old heapvar
979 (init_alias_heapvars): New function.
980 (delete_alias_heapvars): Ditto.
981 Add include of gt-tree-ssa-structalias.h.
983 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
986 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
988 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
990 * tree.c (int_fits_type_p): Only look at the base type
991 if it has the same precision as the original type.
993 2005-11-10 Jakub Jelinek <jakub@redhat.com>
996 * varasm.c (assemble_alias): Use %q+D in the error
997 message instead of %J and %qD.
999 2005-11-10 Richard Guenther <rguenther@suse.de>
1001 * gcse.c (free_ldst_entry): Only free hashtable if
1004 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1006 * function.c (assign_stack_local_1): Issue an error message if
1007 the frame size overflows in the signed target arithmetics.
1009 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1011 * tree.c (build_qualified_type): Chain the new type to the original
1012 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
1013 a POINTER_TYPE or a REFERENCE_TYPE respectively.
1014 (build_pointer_type_for_mode): Only return unqualified types.
1015 (build_reference_type_for_mode): Likewise.
1017 2005-11-09 Jakub Jelinek <jakub@redhat.com>
1019 * Makefile.in (gnucompare): Do comparison of all files using one of
1020 the chosen methods and only afterwards decide if just warning should
1021 be issued or comparison failure raised.
1023 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1025 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
1026 (noce_try_abs): Negate if the comparison is reversed.
1027 Look only one instruction backwards for a REG_EQUAL note.
1029 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1032 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
1033 gthr-tpf.h: Define __gthrw. For all identifiers that might
1034 be weak, introduce weakrefs or non-weak aliases with __gthrw,
1035 and prefix all uses with __ghtrw.
1037 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1040 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
1041 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
1042 * c-common.c (handle_weakref_attribute): New.
1043 (c_common_attribute_table): Add weakref.
1044 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
1046 * configure, config.in: Rebuilt.
1047 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
1048 * doc/extend.texi: Document weakref attribute.
1049 * varasm.c (ultimate_transparent_alias_target): New
1050 (assemble_name): Use it.
1051 (weak_finish_1): Split out of...
1052 (weak_finish): ... and deal with weakrefs in...
1053 (weakref_targets): ... new list.
1054 (globalize_decl): Clean up weakref_targets.
1055 (do_assemble_alias): Handle weakrefs.
1056 (finish_aliases_1): Do not reject weakrefs to external symbols.
1057 (assemble_alias): Handle weakrefs.
1059 2005-11-09 Richard Guenther <rguenther@suse.de>
1061 PR tree-optimization/24716
1062 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
1063 t_bool to track results from follow_ssa_edge.
1065 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1067 * final.c (force_source_line): New global variable.
1068 (final_scan_insn): Set it to true instead of clearing last_filename.
1069 (notice_source_line): Return true if force_source_line is true,
1070 unless source info is absent.
1072 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
1075 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
1076 a linkage name for a variable if it a register variable.
1077 * c-decl.c (grokdeclarator): Global register variables
1078 should be set as PUBLIC.
1080 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1083 * config/s390/s390.c (struct s390_frame_layout): New fields
1084 first_save_gpr_slot and last_save_gpr_slot.
1085 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
1086 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
1087 first_save_gpr and last_save_gpr with the _slot variants.
1088 (s390_register_info): Calculate first_save_gpr_slot and
1089 last_save_gpr_slot using regs_ever_live.
1091 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1094 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
1095 for a function containing a landing pad.
1097 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1100 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
1103 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
1105 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
1106 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
1108 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
1111 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
1113 (call,load,store): New insn types.
1114 (mem_access, branch_access): Adjust reservation conditions.
1115 (define_delay): Adjust condition.
1116 (decrement_and_branch_until_zero): Allow for ms2. Set branch
1118 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
1119 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
1121 (call_internal, call_value_internal, return_internal,
1122 return_interrupt_internal, eh_return_internal, indirect_jump,
1123 tablejump): Set call insn type.
1124 (blockage, ei, di): Use appropriate unspec const.
1125 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
1126 (ms1_get_attr_type): Adjust to give load & store types.
1127 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
1128 backwards past a barrier.
1129 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
1131 (struct branch_info, struct label_info): New.
1133 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
1134 (ms1_machine_reorg): New.
1135 (TARGET_MACHINE_DEPENDENT_REORG): Override.
1136 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
1137 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
1138 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
1141 2005-11-09 Per Bothner <per@bothner.com>
1142 Uros Bizjak <uros@kss-loka.si>
1145 * toplev.c (process_options): Initialize debug_hooks early
1146 in case lang_hooks.post_options ends up calling a debug_hook.
1148 2005-11-08 Jakub Jelinek <jakub@redhat.com>
1150 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
1151 DBX_REGISTER_NUMBER being contiguous.
1153 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
1154 Diego Novillo <dnovillo@redhat.com>
1157 * tree-vrp.c (register_edge_assert_for): Do not register
1158 always-false predicates.
1160 2005-11-08 Devang Patel <dpatel@apple.com>
1162 PR tree-optimization/23115
1163 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
1166 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
1168 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
1171 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
1173 Fix PR tree-optimization/23382
1175 * tree-ssa-alias.c (compute_may_aliases): Call
1176 delete_old_heap_vars.
1177 * tree-dfa.c (referenced_var_remove): New function.
1178 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
1179 * tree-flow.h (referenced_var_remove): Add prototype.
1180 (delete_old_heap_vars): Ditto.
1181 * tree-ssa-structalias.c (heapvars): New variable.
1182 (oldheapvars): Ditto.
1183 (get_constraint_for): Put heap vars on heapvars list.
1184 (delete_old_heap_vars): New function.
1186 2005-11-08 Jason Merrill <jason@redhat.com>
1188 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
1190 2005-11-08 Uros Bizjak <uros@kss-loka.si>
1193 * reg-stack.c (reg_to_stack): Update register liveness also
1194 for flag_sched2_use_traces.
1196 2005-11-08 Alan Modra <amodra@bigpond.net.au>
1199 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
1200 override prior explicit -mno-powerpc-gfxopt.
1202 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
1204 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
1205 if the bitsize is zero.
1206 * doc/md.texi (Standard Pattern Names): Document it.
1208 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
1209 (TARGET_PASS_BY_REFERENCE): Likewise.
1211 2005-11-07 Ian Lance Taylor <ian@airs.com>
1213 PR rtl-optimization/24683
1214 * config/i386/i386.c (legitimize_pic_address): If constant operand
1215 to PLUS is too large, put it in a register.
1217 2005-11-07 Jie Zhang <jie.zhang@analog.com>
1219 * configure.ac: Enable checking assembler dwarf2 support for bfin
1221 * configure: Regenerate.
1223 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1227 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
1228 gen_easy_vector_constant_add_self): Delete.
1229 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
1231 (output_vec_const_move): Use gen_easy_altivec_constant.
1232 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
1233 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
1234 (easy_vector_constant_add_self): Rewritten.
1235 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
1236 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
1237 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
1238 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
1239 Macroize and adjust for the other changes.
1241 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1245 * c-typeck.c (build_c_cast): Try using a shared constant, and see
1246 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
1248 2005-11-07 Jakub Jelinek <jakub@redhat.com>
1250 PR rtl-optimization/23567
1251 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
1252 (noce_process_if_block): Don't do any optimizations except
1253 if (cond) x = x; if !set_b and write into orig_x may trap
1254 or fault. Remove the MEM_READONLY_P check.
1256 2005-11-06 Diego Novillo <dnovillo@redhat.com>
1259 * tree-vrp.c (fix_equivalence_set): New.
1260 (extract_range_from_assert): Call it.
1262 2005-11-05 Ian Lance Taylor <ian@airs.com>
1265 * combine.c (apply_distributive_law): Don't distribute across a
1268 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
1270 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
1271 config/ms1/ms1.h, config/rs6000/predicates.md,
1272 config/s390/s390.c, params.def, postreload-gcse.c,
1273 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
1274 tree-vrp.c, tree.c: Fix comment typos.
1275 * doc/invoke.texi: Fix typos.
1277 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
1279 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
1280 for testing whether the data_dependence_relation contains distance
1281 vectors. Iterate over all distance vectors of the ddr.
1282 * lambda.h: Define a vec of lambda_vector pointers.
1283 * tree-data-ref.c (dump_data_dependence_relation,
1284 dump_data_dependence_direction): Iterate over all distance and
1285 direction vectors of the ddr.
1286 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
1288 (build_classic_dist_vector, build_classic_dir_vector): Push a set
1289 of distance/direction vectors instead of a single one.
1290 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
1291 lambda_vectors with a vec of lambda_vectors.
1292 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
1293 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
1294 DDR_NUM_DIST_VECTS): New.
1295 * tree-loop-linear.c (gather_interchange_stats): Test for the
1296 existence of distance vectors only after having checked that there
1297 is a dependence. Iterate over all distance vectors of the ddr.
1298 (linear_transform_loops): Use dump_data_dependence_relation.
1299 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
1300 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
1301 distance vectors of the ddr.
1303 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
1305 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
1306 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
1307 IS_INTHANDLER; all callers changed.
1308 (n_regs_saved_by_prologue): Take interrupt handler attributes into
1310 (do_link, do_unlink): New argument ALL; all callers changed.
1311 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
1312 If function isn't leaf, save and restore all registers.
1313 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
1316 2005-11-05 Jan Hubicka <jh@suse.cz>
1318 PR rtl-optimization/23490
1319 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
1320 max-flow-memory-location): Document.
1321 * flow.c: Include params.h
1322 (MAX_MEM_SET_LIST_LEN): Kill.
1323 (add_to_mem_set_list): Use new param.
1324 * cse.c (cse_basic_block): Replace 1000 by new param.
1325 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
1326 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
1327 * predict.c (predict_loops): Use new param.
1328 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
1330 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
1331 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
1332 Do not hold memory returned by cgraph_node_name across other call.
1334 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
1337 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
1340 2005-11-04 Jeff Law <law@redhat.com>
1343 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
1344 * tree-ssa-dom.c: Include params.h.
1345 (thread_across_edge): If there are too many statements in the
1346 target block, then do not thread through it.
1347 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
1348 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
1350 2005-11-03 Diego Novillo <dnovillo@redhat.com>
1353 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
1354 TODO_update_ssa instead of TODO_update_ssa_no_phi.
1356 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
1359 * tree-scalar-evolution.c (instantiate_parameters_1,
1360 instantiate_parameters, resolve_mixers): Compute the size of an
1361 expression to be instantiated and give up the instantiation if the
1362 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1364 2005-11-04 Richard Guenther <rguenther@suse.de>
1366 * tree-flow.h (ref_contains_indirect_ref): Rename to
1367 array_ref_contains_indirect_ref.
1368 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
1369 (array_ref_contains_indirect_ref): Make comment match the code
1371 (ref_contains_array_ref): Likewise.
1372 * tree-ssa-structalias.c (find_func_aliases): Remove call to
1373 ref_contains_indirect_ref.
1374 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1375 Rename calls to ref_contains_indirect_ref.
1377 2005-11-04 Paul Brook <paul@codesourcery.com>
1379 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
1380 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
1381 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1382 * config/arm/arm.md: Use match_operand in peephole input templates
1383 and match_dup in peephole output templates.
1385 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1387 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
1390 2005-11-04 Mark Mitchell <mark@codesourcery.com>
1391 Daniel Jacobowitz <dan@codesourcery.com>
1393 * longlong.h (add_ssaaaa): Clobber condition code register
1395 (sub_ddmmss): Likewise.
1396 (umul_ppmm): Likewise.
1398 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1399 Paul Brook <paul@codesourcery.com>
1400 Phil Blundell <pb@reciva.com>
1402 * configure.ac: Add test for ARM TLS support.
1403 * configure: Regenerated.
1404 * config/arm/arm-protos.h (legitimize_tls_address)
1405 (arm_tls_referenced_p, tls_mentioned_p)
1406 (arm_output_addr_const_extra): New prototypes.
1407 (thumb_legitimize_pic_address): Delete.
1408 * config/arm/arm.c: Include "gt-arm.h".
1409 (enum tls_reloc): New.
1410 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
1411 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
1412 (arm_call_tls_get_addr, legitimize_tls_address)
1413 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
1414 (arm_init_tls_builtins, arm_emit_tls_decoration)
1415 (arm_output_addr_const_extra): New functions.
1416 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
1417 (TARGET_HAVE_TLS): Define.
1418 (target_thread_pointer): New.
1419 (arm_override_options): Handle -mtp=.
1420 (legitimize_pic_address): Ignore UNSPECs.
1421 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
1423 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
1424 (tls_get_addr_libfunc): New variable.
1425 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
1426 (arm_init_builtins): Call arm_init_tls_builtins.
1427 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
1428 (arm_encode_section_info): Call default_encode_section_info.
1429 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
1430 (enum arm_tp_type): New.
1431 (target_thread_pointer): Add declaration.
1432 (LEGITIMATE_CONSTANT_P): Handle TLS.
1433 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
1434 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
1435 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
1436 * config/arm/arm.md: Add UNSPEC_TLS.
1437 (movsi): Handle TLS.
1438 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
1440 (tls_load_dot_plus_eight): New insn and a peephole to create it.
1441 (load_tp_hard, load_tp_soft): New insns.
1442 * arm.opt: Add -mtp=.
1443 * doc/invoke.texi (ARM Options): Document -mtp.
1445 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1447 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
1448 * config/arm/libunwind.S: Include "lib1funcs.asm".
1449 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
1450 (LIB2ADDEH): Add libunwind.S.
1451 (LIB2ADDEHDEP): Add lib1funcs.asm.
1452 * mklibgcc.in: Handle asm files in libgcc_eh.a.
1454 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1457 * gcc/c.opt: Add a -lang-fortran option.
1458 * gcc/c-opts.c: Add a lang_fortran flag.
1459 (c_common_init_options): Handling the -lang-fortran option.
1460 (c_common_handle_option): Add a case for Fortran options in
1461 preprocessing. Remove cases for -ffixed-form and
1462 -ffixed-line-length. Add a case for -lang-fortran.
1464 2005-11-03 David Edelsohn <edelsohn@gnu.org>
1466 * config/rs6000/rs6000.c: Include params.h
1467 (optimization_options): Set max-grow-copy-bb-insns default to 16.
1468 (bdesc_2arg): Delete vpkuhss and vpkuwss.
1469 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
1470 (UNSPEC_VPKUWSS): Delete.
1471 (altivec_vpkuhss): Delete.
1472 (altivec_vpkuwss): Delete.
1473 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
1475 (neg_eq0<mode>): Remove final condition.
1476 (neg_eq<mode>): Remove condition and split-condition.
1478 2005-11-04 Alan Modra <amodra@bigpond.net.au>
1480 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
1481 Use associated print macros.
1483 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1486 * diagnostic.c (diagnostic_set_info_translated): New function.
1487 (diagnostic_set_info): Use it. Add comment.
1488 * diagnostic.h (diagnostic_set_info_translated): Declare.
1490 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
1492 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
1493 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
1494 reference only if 'public' is true.
1495 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
1496 emit the .hidden directive only if the indirect reference is public.
1497 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
1498 Pass it to dw2_force_const_mem.
1499 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
1500 * dwarf2out.c (output_cfi): Adjust calls to above function.
1501 (output_call_frame_info): Likewise.
1502 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
1503 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
1505 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
1507 PR tree-optimization/24483
1508 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
1509 field to elts if possible.
1511 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1514 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
1517 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
1519 Fix PR tree-optimization/24351
1521 * tree-ssa-structalias.c (struct variable_info): Add
1523 (get_varinfo_fc): New function to follow collapsing.
1524 (new_var_info): Set collapsed_to to NULL.
1525 (dump_constraint): Follow collapsing.
1526 (build_constraint_graph): Handle collapsing.
1527 (do_simple_structure_copy): Return false if something bad
1529 (collapse_rest_of_var): New function.
1530 (do_structure_copy): Collapse if do_simple_structure_copy returns
1533 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1536 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
1537 expressions to a statement list instead of gimplifying them.
1539 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1541 PR rtl-optimization/23585
1542 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
1543 that can't trap plus a constant integer, if the mode has zero size.
1545 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
1548 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
1550 ("*insv<mode>_reg_extimm"): Likewise.
1552 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1555 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
1556 c_common_type_for_mode returns an unnamed type.
1558 2005-11-02 Richard Henderson <rth@redhat.com>
1562 * dwarf2out.c (dwarf2out_reg_save_reg): New.
1563 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
1564 * function.c (assign_parms): Use calls.internal_arg_pointer.
1565 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
1567 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
1568 (TARGET_CALLS): Add it.
1569 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
1570 * targhooks.c (default_internal_arg_pointer): New.
1571 * targhooks.h (default_internal_arg_pointer): Declare.
1572 * tree.h (dwarf2out_reg_save_reg): Declare.
1573 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
1574 * config/i386/i386.c (dbx_register_map): Add return column.
1575 (dbx64_register_map, svr4_dbx_register_map): Likewise.
1576 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
1577 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
1578 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
1579 (ix86_save_reg): Save force_align_arg_pointer.
1580 (ix86_emit_save_regs): Make regno unsigned.
1581 (ix86_emit_save_regs_using_mov): Likewise.
1582 (ix86_expand_prologue): Handle force_align_arg_pointer.
1583 (ix86_expand_epilogue): Likewise.
1584 * config/i386/i386.h: (dbx_register_map): Update.
1585 (dbx64_register_map, svr4_dbx_register_map): Update.
1586 (struct machine_function): Add force_align_arg_pointer.
1587 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
1588 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
1589 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
1591 2005-11-02 Jan Hubicka <jh@suse.cz>
1594 * i386.md: Add peep2 for simplyfing array accesses.
1596 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1599 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
1600 * config/s390/s390.c (s390_decompose_shift_count): New function.
1601 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
1602 (print_shift_count_operand): Use s390_decompose_shift_count.
1603 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
1604 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
1606 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1609 * loop.c (loop_givs_rescan): Use force_operand to expand
1612 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
1615 * fold-const.c (build_range_check): Use unsigned when signed
1616 overflow is undefined also. If etype is subtype, make sure that
1617 the subtraction is in the supertype.
1619 2005-11-02 Richard Henderson <rth@redhat.com>
1622 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
1625 2005-11-01 Richard Henderson <rth@redhat.com>
1628 * loop.c (scan_loop): Do not propagate computations to a hard
1629 register destination with SMALL_REGISTER_CLASSES.
1631 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
1633 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
1634 costs for MULT inside PLUS or MINUS.
1636 2005-11-01 Bob Wilson <bob.wilson@acm.org>
1638 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
1639 (TRAMPOLINE_SIZE): Round up to 60.
1640 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
1642 2005-10-31 James E. Wilson <wilson@specifix.com>
1645 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
1646 ifdef. Put ifdefs around call in gen_subprogram_die.
1647 (compute_frame_pointer_to_cfa_displacement): Likewise.
1648 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
1651 PR rtl-optimization/17356
1652 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
1653 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
1655 2005-10-31 Jan Hubicka <jh@suse.cz>
1658 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
1661 * i386.c (legitimize_pic_address): Deal with large immediates.
1664 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
1665 from symbol names while computing checkup.
1668 * predict.c (predict_loops): Do not estimate more than
1669 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
1670 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
1672 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
1674 PR tree-optimization/19097
1675 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
1677 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
1679 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
1681 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
1684 * tree-inline.c (setup_one_parameter): If the init_stmt
1685 is NULL, don't insert the statement.
1687 2005-10-30 Jan Hubicka <jh@suse.cz>
1689 PR tree-optimization/24172
1690 * tree-inline.c (copy_body_r): Unshare the substituted value first.
1692 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
1694 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
1695 constants for hosts with long != 32 bits.
1697 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1700 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
1702 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
1704 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
1705 (TARGET_MS1_16_002): New.
1706 (TARGET_MS1_16_003): New.
1708 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
1709 ("*decrement_and_branch_until_zero_no_clobber"): New.
1710 Add corresponding splitter for decrement_and_branch_until_zero
1712 Key all decrement_and_branch_until_zero patterns off of
1715 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
1718 * tree-complex.c (extract_component): Treat RESULT_DECL
1719 like the rest of the decls.
1721 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
1723 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
1724 indirect call to _mcount if the function needs a static chain.
1726 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
1727 Caroline Tice <ctice@apple.com>
1729 PR rtl-optimization/24460
1730 * dwarf2out.c (have_switched_text_sections): New boolean variable.
1731 (dwarf2out_switch_text_section): Set it to true instead of
1732 incrementing separate_line_info_table_in_use.
1733 (output_loc_list): Additionally test have_switched_text_sections.
1734 (output_ranges): Likewise.
1735 (dwarf2out_finish): Likewise.
1736 * varasm.c (assemble_start_function): Do not call
1737 insert_section_boundary_note.
1738 (assemble_end_function): If flag_reorder_blocks_and_partition,
1739 switch to the function's section before emitting the .size directive.
1740 * bb-reorder.c (insert_section_boundary_note): Staticify.
1741 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
1742 * output.h (insert_section_boundary_note): Delete.
1744 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
1747 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
1748 instead of pointer equality when comparing types.
1750 2005-10-24 James E. Wilson <wilson@specifix.com>
1752 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
1753 add_dependence_list_and_free calls.
1755 2005-10-24 Steven Bosscher <stevenb@suse.de>
1757 * contrib.texi: Add the names of the LLNL folks who donated
1758 Cray pointer support for gfortran.
1760 2005-10-24 Steven Bosscher <stevenb@suse.de>
1762 PR tree-optimization/24225
1763 * profile.c (branch_prob): Look from end to start through a
1764 basic block when looking for a locus.
1766 2005-10-24 Richard Henderson <rth@redhat.com>
1768 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
1770 (hppa_expand_prologue): Likewise.
1772 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1774 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
1775 (NO_DEFERRED_PROFILE_COUNTERS): Define.
1776 * pa.h (NO_PROFILE_COUNTERS): Define.
1777 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
1778 (funcdef_nos): New vector to hold label numbers of deferred profile
1780 (output_deferred_profile_counters): New function.
1781 (hppa_profile_hook): Push label number onto funcdef_nos.
1782 (pa_hpux_file_end): Call output_deferred_profile_counters if
1783 NO_DEFERRED_PROFILE_COUNTERS is false.
1785 * pa-protos.h (get_deferred_plabel): New prototype.
1786 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
1788 (output_call): Adjust calls.
1790 2005-10-24 Alan Modra <amodra@bigpond.net.au>
1792 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
1793 peculiarity of GOT/TOC section usage.
1795 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
1798 * c-common.c (constant_string_class_name): Add documentation.
1800 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
1803 * recog.c (peephole2_optimize): Increment peep2_current_count
1804 only when the slot is empty.
1806 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1809 * except.c (output_function_exception_table): Call
1810 assemble_external_libcall if we need a personality function.
1812 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1814 PR rtl-optimization/24460
1815 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
1816 set the basic block for barriers.
1818 2005-10-21 Janis Johnson <janis187@us.ibm.com>
1820 * var-tracking.c (vt_initialize): Initialize post.
1822 2005-10-21 Devang Patel <dpatel@apple.com>
1825 * c-common.c (vector_types_convertible_p): Check vector element type.
1827 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
1829 * config/sh/sh.c (prepare_move_operands): Handle the address
1830 constant which is a tls symbolic address plus a constant.
1832 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
1835 * gcc.c (main): Use the correct counter for erroring out
1836 about mulitple files.
1838 2005-10-21 Alan Modra <amodra@bigpond.net.au>
1841 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
1842 use r2 for 64-bit tls .got access.
1844 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
1846 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
1849 2005-10-20 Steven Bosscher <stevenb@suse.de>
1851 PR tree-optimization/24307
1852 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
1854 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
1857 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
1859 * varasm.c (find_decl_and_mark_needed): After cgraph global info
1860 is ready, stop marking functions, but still mark variables.
1862 2005-10-20 Richard Guenther <rguenther@suse.de>
1865 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
1868 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1870 PR rtl-optimization/23585
1871 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
1872 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
1873 (may_trap_p_1): New predicate extracted from...
1874 (may_trap_p): ... here. Invoke may_trap_p_1.
1875 (may_trap_or_fault_p): New predicate.
1876 * rtl.h (may_trap_or_fault_p): Declare it.
1877 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
1878 instead of may_trap_p.
1879 (steal_delay_list_from_fallthrough): Likewise.
1880 (fill_simple_delay_slots): Likewise.
1881 (fill_slots_from_thread): Likewise.
1882 * function.c (pad_to_arg_alignment): Rework comment about
1883 SPARC_STACK_BOUNDARY_HACK.
1884 * config/sparc/sparc.h: Likewise.
1886 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
1888 * config/s390/s390.c (s390_expand_insv): New.
1889 * config/s390/s390-protos.h (s390_expand_insv): Declare.
1890 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
1891 ("icm_hi"): Remove mode attribute.
1892 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
1894 ("*extracthi", "*extractqi"): Remove.
1895 (extv<mode>", "*extzv<mode>"): New.
1896 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
1897 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
1899 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1901 * cfgexpand.c (discover_nonconstant_array_refs_r,
1902 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
1903 (tree_expand_cfg): Call discover_nonconstant_array_refs.
1904 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1905 discover_nonconstant_array_refs.
1907 2005-10-19 Steven Bosscher <stevenb@suse.de>
1910 * c-decl.c (pop_scope): Don't warn about an unused variable
1911 if it is marked with TREE_NO_WARNING.
1912 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
1913 somenow mismatch and olddecl is to be replaced.
1915 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1918 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
1919 whether registers live on the edge can be saved/restored.
1921 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
1923 * config/sh/sh.c (fixup_mova): Skip notes.
1925 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1927 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
1928 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
1929 (s390_can_eliminate): Handle BASE_REGNUM elimination.
1930 (s390_initial_elimination_offset): Likewise.
1931 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
1932 register on TARGET_ZARCH targets.
1933 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
1934 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1935 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
1936 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
1938 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1940 * config/s390/s390.md: Comment describing output modifiers updated.
1941 * config/s390/s390.c (print_operand): Likewise.
1943 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1945 * config/s390/s390.c (override_options): Added check for -mstack-size
1947 * doc/invoke.texi: Mention that limit in the documenation.
1949 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
1952 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
1954 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
1956 Fix PR tree-optimization/24231
1958 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
1959 (compute_avail): Ditto.
1961 2005-10-18 Richard Henderson <rth@redhat.com>
1964 * config/i386/i386.c (legitimate_constant_p): Check
1965 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
1967 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
1968 (legitimate_pic_address_disp_p): Reorg CONST checking to make
1969 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
1971 (print_operand_address): Likewise.
1972 * config/i386/predicates.md (x86_64_immediate_operand): Test
1973 SYMBOL_REF_TLS_MODEL properly inside CONST.
1974 (x86_64_zext_immediate_operand): Likewise.
1975 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
1976 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
1977 * config/i386/i386-protos.h: Remove predicates.md entries.
1979 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
1981 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1982 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
1984 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
1985 Ian Lance Taylor <ian@airs.com>
1988 * fold-const.c (fold_widened_comparison): Do not allow range based
1989 constant folding when right operand cannot be unwidened.
1991 2005-10-17 Richard Henderson <rth@redhat.com>
1993 * builtins.c (expand_builtin_synchronize): Build a new-style asm
1994 with a memory clobber.
1996 2005-10-17 James E Wilson <wilson@specifix.com>
1998 PR rtl-optimization/17356
1999 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
2000 checking for EDGE_EH.
2002 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2004 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
2005 the slot on an even boundary for any type with 16-byte alignment.
2007 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
2010 * md.texi (Modifiers) <%>: Clarify that % doesn't work
2011 after register allocation.
2013 2005-10-17 DJ Delorie <dj@redhat.com>
2015 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
2018 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
2021 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
2024 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
2026 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
2027 to 2 if it's already non-zero.
2028 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
2029 is set and warn about it if flag_schedule_insns is 1.
2031 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
2033 * config/crx/crx.md: Compare-and-branch instructions need to
2036 2005-10-17 Uros Bizjak <uros@kss-loka.si>
2039 * config/i386/i386.md (*pushdi2_rex64 splitter)
2040 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
2041 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
2042 flow2 pass only when (optimize > 0 && flag_peephole2).
2044 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
2047 * gcc.c (have_c): New static variable.
2049 (process_command): Remove declation of have_c.
2050 Set have_o to 1 when handling -o.
2051 (main): Add a fatel error if there are multiple
2052 files specified and -o and -c/-S is passed witout
2053 -combine or multiple languages.
2055 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
2057 Fix PR tree-optimization/22444
2058 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
2059 Assert that we don't hit something with subvars.
2060 (setup_pointers_and_addressables): Don't add things with subvars,
2061 because we'll already process the subvars for aliasing purposes.
2063 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
2066 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
2067 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
2068 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
2069 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
2070 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
2071 swapped, alternatives for the R constraint.
2074 * builtins.c (get_builtin_sync_mode): Make unlimited
2075 mode_for_size request.
2077 2005-10-15 Richard Henderson <rth@redhat.com>
2079 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
2080 (gimplify_expr): ... here.
2081 (gimplify_compound_lval): Use it in initial scan loop. Allow
2082 fb_lvalue in base expression.
2084 2005-10-15 Richard Henderson <rth@redhat.com>
2087 * builtins.c (expand_builtin_trap): Export.
2088 * expr.h (expand_builtin_trap): Declare.
2089 * expr.c (expand_assignment): Emit a trap for integral offsets
2090 from registers that weren't reduced to bitpos.
2092 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
2093 (mark_array_ref_addressable): Remove.
2094 * tree-flow.h (mark_array_ref_addressable): Remove.
2095 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
2097 2005-10-15 James E Wilson <wilson@specifix.com>
2100 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
2101 (add_dependence_list_and_free): Likewise.
2102 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
2105 2005-10-15 Diego Novillo <dnovillo@redhat.com>
2109 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
2110 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
2112 (vrp_visit_phi_node): Only prevent infinite iterations when
2113 the previous result and the new result are both VR_RANGEs.
2115 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
2117 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
2120 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2123 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
2126 2005-10-14 Per Bothner <per@bothner.com>
2128 PR preprocessor/21250
2129 * c-ppoutput.c (print_line): Print internal line 0 as 1.
2131 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
2134 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
2135 overflow flags. Refactor some conditionals.
2137 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
2140 * tree-dfa.c (add_referenced_var): Only look at decls which
2141 have TREE_CONSTANT or TREE_READONLY set instead of if
2142 !TREE_PUBLIC or !TREE_CONSTANT.
2144 2005-10-13 James E Wilson <wilson@specifix.com>
2146 * doc/invoke.texi: For -x, add f95-cpp-input.
2147 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
2149 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
2151 PR tree-optimization/24262
2152 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
2153 in loop all the time.
2155 2005-10-12 Richard Henderson <rth@redhat.com>
2158 * tree.h (DECL_TRANSPARENT_UNION): Remove.
2159 * function.c (assign_parm_find_data_types): Don't support it.
2160 * print-tree.c (print_node): Likewise.
2161 * c-common.c (handle_transparent_union_attribute): Likewise.
2162 Use build_duplicate_type.
2163 * tree-inline.c (remap_type_1): Split out of remap_type;
2164 properly remap aggregate fields.
2165 (build_duplicate_type): New.
2166 * doc/extend.texi (Variable Attributes): Remove documentation
2167 for transparent_union.
2169 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2172 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
2173 (gen_stack_pointer_dec): Likewise.
2175 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
2179 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
2181 (struct cxx): Add adjust_class_at_definition target hook.
2182 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
2183 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
2184 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
2185 hook_void_tree. Add to TARGET_CXX.
2186 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
2188 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
2189 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
2190 instead of attribute. Check for dllexport override. Warn if
2191 inconsistent dll linkage. Don't lose old dllimport if decl has
2192 had address referenced. Tweak lookup of dllimport atribute.
2193 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
2194 for target specific rules. Don't add dllimport attribute if
2195 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
2196 dllimport attribute.
2197 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
2198 * varasm.c (initializer_constant_valid_p): Replace
2199 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
2203 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
2204 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
2205 (i[34567]86-*-mingw32*): Likewise.
2207 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
2208 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
2210 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
2211 C++-specific code. Change return value to bool.
2212 (i386_pe_dllimport_p): Likewise.
2213 (associated_type): Simplify and make language-independent
2214 (i386_pe_encode_section_info): Replace override of ambiguous
2215 dllimport symbol refs with a gcc_assert.
2216 (i386_pe_valid_dllimport_attribute_p): Define.
2217 * config/i386/winnt-cxx.c: New file. Define C++ versions of
2218 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2219 i386_pe_adjust_class_at_definition.
2220 * config/i386/winnt-stubs.c: New file. Define stub versions of
2221 lang-specific functions.
2222 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
2223 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2224 i386_pe_adjust_class_at_definition.
2225 (i386_pe_valid_dllimport_attribute_p): Declare.
2226 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
2227 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
2228 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
2231 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
2232 dllimport attribute with test of DECL_DLLIMPORT_P.
2234 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
2236 * combine.c (make_extraction): Correct offset computation.
2238 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
2240 * config/cris/t-linux (LIMITS_H_TEST): Define.
2242 2005-10-12 Richard Henderson <rth@redhat.com>
2245 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
2247 2005-10-12 Richard Guenther <rguenther@suse.de>
2249 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
2251 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
2254 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
2255 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
2258 2005-10-12 Richard Guenther <rguenther@suse.de>
2261 * varasm.c (output_constant): Correct typo from previous
2264 2005-10-11 Ian Lance Taylor <ian@airs.com>
2266 PR rtl-optimization/13931
2267 * combine.c: Revert patch of 2003-05-14, and:
2268 (try_combine): Only set elim_i1 and elim_i2 if the destination is
2269 completely killed in the appropriate insn.
2270 (distribute_notes): Don't skip multiple hard register test for
2271 elim_i1 and elim_i2.
2273 2005-10-11 Richard Henderson <rth@redhat.com>
2276 * c-typeck.c (convert_for_assignment): Use build_constructor_single
2277 to initialize a transparent union instead of a nop_expr.
2279 2005-10-11 Richard Henderson <rth@redhat.com>
2281 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
2282 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
2283 (tree_ssa_dce_loop): Call scev_reset.
2286 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
2287 * tree-ssa-dce.c: Include cfgloop.h.
2288 (tree_ssa_dce_loop, pass_dce_loop): New.
2289 * tree-pass.h (pass_dce_loop): Declare it.
2290 * passes.c (init_optimization_passes): Use it.
2292 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2295 * convert.c (convert_to_real): Revert 2005-10-05 patch.
2296 Only apply the optimization for rounding builtins if the inner
2297 cast is also an extension.
2299 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
2302 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
2303 mark_new_vars_to_rename instead of update_stmt.
2305 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
2307 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
2309 2005-10-11 Jakub Jelinek <jakub@redhat.com>
2311 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
2312 for setting MMX register to 0 rather than mmx.
2314 2005-10-10 Steve Ellcey <sje@cup.hp.com>
2317 * configure.ac: Move gas check from mips specific case to common case.
2318 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
2319 * configure: Regenerate
2320 * doc/install.texi: Update.
2322 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2325 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
2327 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
2329 * gcc.c (do_spec_1): Accept numeric characters in file name
2332 2005-10-10 Nick Clifton <nickc@redhat.com>
2334 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
2335 describing the deleted arm_gen_rotated_half_load function.
2337 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
2339 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
2342 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
2344 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
2346 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
2347 (EXTRA_MULTILIB_PARTS): Define.
2348 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2349 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2350 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
2351 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2352 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2353 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
2355 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
2357 PR tree-optimization/24226
2358 * tree-cfg.c (remove_bb): Clean up unreachable loops.
2359 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
2360 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
2363 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2365 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
2367 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
2370 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
2371 Rewrite for no need for the early clobber.
2373 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2375 Merge from csl-arm-branch:
2376 2005-09-07 Paul Brook <paul@codesourcery.com>
2377 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
2380 2005-04-30 Paul Brook <paul@codesourcery.com>
2381 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
2382 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
2384 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
2385 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
2386 (arm_override_options): Use TARGET_AAPCS_BASED.
2387 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
2388 (PTRDIFF_TYPE): Use int for AAPCS.
2389 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
2390 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
2391 (DEFAULT_SHORT_ENUMS): Delete.
2392 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
2394 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
2395 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
2396 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
2397 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
2399 2004-12-03 Mark Mitchell <mark@codesourcery.com>
2400 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
2402 2004-11-22 Mark Mitchell <mark@codesourcery.com>
2403 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
2405 2004-11-19 Mark Mitchell <mark@codesourcery.com>
2406 * config.gcc (arm*-*-linux-gnueabi): Add it.
2407 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
2409 (TARGET_OS_CPP_BUILTINS): Likeiwse.
2410 * config/arm/linux-eabi.h: New file.
2411 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
2412 (LINUX_TARET_LINK_SPEC): Likewise.
2413 (LINK_SPEC): Use it.
2414 * config/arm/t-linux-eabi: New file.
2416 2005-10-08 Steven Bosscher <stevenb@suse.de>
2419 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
2421 (PARAM_SMS_DFA_HISTORY): Likewise.
2423 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2426 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
2427 (load_register_parameters): Call it.
2428 (check_sibcall_argument_overlap_1): Likewise.
2429 (store_one_arg): Likewise.
2431 2005-10-07 James E. Wilson <wilson@specifix.com>
2433 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
2434 DImode not VECINT24 for operand 2.
2437 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
2441 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
2442 fr_spill): Use destination_operand for operand 0.
2444 2005-10-07 DJ Delorie <dj@redhat.com>
2446 * varasm.c (output_constant): Limit error to expanding
2449 2005-10-07 Richard Guenther <rguenther@suse.de>
2452 * fold-const.c (fold_binary): Fix operand types during folding
2453 of X op (A, Y). Evaluation order of the side-effects of
2454 X and A are frontend-defined, so ensure we honour that even for
2455 tcc_comparison class operands; eased by removing duplicate code.
2457 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2459 * stor-layout.c (layout_type): Do not allow alignment of array
2460 elements to be greater than their size.
2462 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2464 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
2466 (hppa*-*-linux*): Ditto.
2467 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
2468 * config/host-hpux.c: New.
2469 * config/x-hpux: New.
2470 * config/pa/x-hpux: Remove.
2471 * config/pa/x-linux: Remove.
2472 * config/pa/pa-host.c: Remove.
2474 2005-10-07 Jeff Law <law@redhat.com>
2476 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
2477 determine whether or not to try and thread outgoing edges.
2479 2005-10-07 David Edelsohn <edelsohn@gnu.org>
2481 * config/rs6000/rs6000.md (eqsi_power): New.
2482 (neg_eq0si): Add TARGET_POWER to final condition.
2485 2005-10-06 Richard Henderson <rth@redhat.com>
2487 * config/rs6000/rs6000.c: Revert last change.
2489 2005-10-06 Richard Henderson <rth@redhat.com>
2491 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
2492 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
2494 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
2498 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
2499 out return_label and naked_return_label.
2501 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2503 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
2506 2005-10-06 Richard Henderson <rth@redhat.com>
2509 * tree-inline.c (declare_return_variable): Handle modify_dest not
2512 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2514 Fix PR tree-optimization/22488
2515 * tree-ssa-structalias.c (check_for_overlaps): New function.
2516 (create_variable_info_for): Use it.
2518 2005-10-06 Richard Henderson <rth@redhat.com>
2521 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
2522 (dwarf2out_start_source_file): Print it.
2524 2005-10-06 Geoffrey Keating <geoffk@apple.com>
2526 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
2528 2005-10-06 Richard Henderson <rth@redhat.com>
2531 * mode-switching.c (optimize_mode_switching): Clear transp bit
2532 for block with incomming abnormal edges.
2534 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
2535 (fpscr_set_from_mem): Use them.
2536 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
2537 (fpscr postinc splitters): Rewrite as peephole2+split.
2539 2005-10-06 David Edelsohn <edelsohn@gnu.org>
2541 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
2542 (eq<mode>_compare): Same.
2544 2005-10-06 Richard Guenther <rguenther@suse.de>
2546 PR tree-optimization/24238
2547 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
2549 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
2551 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
2552 here. Use AC_PATH_PROG for environment variables instead of
2554 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
2556 * configure: Regenerated.
2558 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
2561 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
2562 then force it into a register.
2563 (call_value): Likewise.
2565 2005-10-06 Richard Henderson <rth@redhat.com>
2568 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
2569 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
2570 under pass_vectorize.
2572 2005-10-05 Devang Patel <dpatel@apple.com>
2575 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
2576 handling constants. Check NAMESPACE_DECL context for constants.
2578 2005-10-05 Eric Christopher <echristo@apple.com>
2580 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
2582 2005-10-05 Richard Henderson <rth@redhat.com>
2585 * tree-cfg.c (mark_array_ref_addressable_1): New.
2586 (mark_array_ref_addressable): New.
2587 * tree-flow.h (mark_array_ref_addressable): Declare.
2588 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
2590 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
2594 * reload.c (subst_reloads): When adding a REG_LABEL to a
2595 jump instruction, also update JUMP_LABEL.
2597 2005-10-05 David Edelsohn <edelsohn@gnu.org>
2599 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
2600 * bb-reorder.c (copy_bb_p): Use it.
2601 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
2603 2005-10-05 Richard Henderson <rth@redhat.com>
2606 * toplev.c (process_options): Warn about unsupported combinations
2607 of unwind tables and omit-frame-pointer.
2608 * config/i386/i386.c (override_options): Similarly. Enable
2609 accumulate-outgoing-args if not explicitly disabled.
2611 2005-10-05 Steve Ellcey <sje@cup.hp.com>
2613 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
2614 Handle big endian vs. small endian.
2615 (vec_initv2sf): Handle big endian vs. small endian.
2616 (*vec_extractv2sf_1): Ditto.
2618 2005-10-05 Dale Johannesen <dalej@apple.com>
2620 * convert.c (convert_to_real): Don't convert
2621 (float)floor(double d) to floorf((float)d).
2623 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
2625 * config/arm/arm.md (insv): Use gen_int_mode in more places.
2627 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
2629 PR tree-optimization/18587
2630 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
2631 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
2632 build_vuses): Change to VEC type.
2633 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
2634 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
2635 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
2636 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
2637 (get_name_decl): New. Return DECL_UID of base variable.
2638 (operand_build_cmp): New. qsort comparison routine.
2639 (operand_build_sort_virtual): New. Sort virtual build vector.
2640 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
2641 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
2642 (FINALIZE_BASE): Use get_name_decl.
2643 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
2644 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
2645 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
2646 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
2647 direct VEC_* manipulations.
2648 (build_ssa_operands): Call operand_build_sort_virtual.
2649 (copy_virtual_operand, create_ssa_artficial_load_stmt,
2650 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
2651 with direct VEC_* manipulations.
2652 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
2653 with direct VEC manipulations.
2655 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
2657 PR tree-optimization/21419
2658 PR tree-optimization/24146
2659 PR tree-optimization/24151
2661 * c-typeck.c (readonly_error): Handle USE being lv_asm.
2662 (build_asm_expr): Call it if outputs are read-only.
2663 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
2665 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
2666 Paolo Bonzini <bonzini@gnu.org>
2670 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
2671 enable the instructions and not just the built-ins.
2672 * doc/invoke.texi (x86 Options): Likewise.
2674 2005-10-04 Geoffrey Keating <geoffk@apple.com>
2676 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
2678 * doc/invoke.texi (Option Summary): Correct spelling
2679 of -mmacosx-version-min.
2681 2005-10-04 Devang Patel <dpatel@apple.com>
2683 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
2686 2005-10-04 Steve Ellcey <sje@cup.hp.com>
2688 * tree-vect-transform.c (vect_create_epilog_for_reduction):
2689 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
2691 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
2693 * config/s390/s390.md ("TDSI","DP"): New mode macros.
2694 ("TE","tg"): New mode attributes.
2695 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
2696 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
2697 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
2698 dword_mode and one for GPRmode.
2700 2005-10-04 Ian Lance Taylor <ian@airs.com>
2702 PR preprocessor/13726
2703 * c-ppoutput.c (cb_include): Add comments parameter, and print out
2704 any comments passed in.
2706 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2708 * tree.c (annotate_with_file_line): Fix typo.
2710 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2713 * builtins.c (fold_builtin_memcmp): When constructing the pointer
2714 type used to access data in the inlined length == 1 case, use
2715 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
2716 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
2718 2005-10-04 Uros Bizjak <uros@kss-loka.si>
2720 * config/i386/i386.h (TARGET_FISTTP): Enable also for
2721 TARGET_SSE3 and only for TARGET_80387.
2722 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
2723 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
2724 Do not depend on TARGET_80387.
2726 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2728 * tree.c (last_annotated_node): Change type to location_t*.
2729 (annotate_with_file_line): Reflect the change of
2730 last_annotated_node type.
2732 2005-10-04 Richard Guenther <rguenther@suse.de>
2735 * c-decl.c (grokdeclarator): Don't write to fields
2738 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2741 * c-decl.c (finish_decl): Use set_user_assembler_name even for
2743 * varasm.c (make_decl_rtl): If a register variable does not
2744 have a set user assmbler name, error out.
2745 Decode the asmspec is now name+1 bypassing '*'.
2747 2005-10-04 Steven Bosscher <stevenb@suse.de>
2749 PR tree-optimization/23049
2750 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
2751 of a COND_EXPR is folded before calling fold on the whole rhs of a
2752 conditional assignment.
2753 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
2754 document that a COND_EXPR may appear there.
2756 2005-10-03 Diego Novillo <dnovillo@redhat.com>
2759 * tree-vrp.c (extract_range_from_assert): If the new numeric
2760 range created out of the assertion contradicts the existing
2761 numeric range of the ASSERT_EXPR variable, make the new range
2764 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
2766 * config/sh/sh.c (sh_register_move_cost): Add case for moving
2767 from T_REGS to FP register class.
2769 2005-10-03 Richard Henderson <rth@redhat.com>
2772 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
2773 before creating a new one.
2775 2005-10-03 David Edelsohn <edelsohn@gnu.org>
2777 * config/rs6000/t-aix43 (LDFLAGS): New.
2778 * config/rs6000/t-aix52 (LDFLAGS): New.
2780 2005-10-03 Ian Lance Taylor <ian@airs.com>
2782 * gimplify.c (find_single_pointer_decl_1): New static function.
2783 (find_single_pointer_decl): New static function.
2784 (internal_get_tmp_var): For a formal variable, set restrict base
2785 information if appropriate.
2786 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
2788 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
2789 (DECL_GET_RESTRICT_BASE): Define.
2790 (SET_DECL_RESTRICT_BASE): Define.
2791 (decl_restrict_base_lookup): Declare.
2792 (decl_restrict_base_insert): Declare.
2793 (struct tree_decl_with_vis): Add based_on_restrict_p field.
2794 * tree.c (restrict_base_for_decl): New static variable.
2795 (init_ttree): Initialize restrict_base_for_decl.
2796 (copy_node_stat): Copy restrict base information.
2797 (decl_restrict_base_lookup): New function.
2798 (decl_restrict_base_insert): New function.
2799 (print_restrict_base_statistics): New static function.
2800 (dump_tree_statistics): Call print_restrict_base_statistics.
2802 2005-10-02 Diego Novillo <dnovillo@redhat.com>
2805 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
2806 case of anti-ranges.
2808 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
2811 * c-typeck.c (tagged_tu_seen): Rename to ...
2812 (tagged_tu_seen_cache): this and add val field.
2813 (comptypes): Move functional to comptypes_internal
2814 and free tagged_tu_seen.
2815 (comptypes_internal): New function and call comptypes_internal
2816 instead of comptypes. Speed up by sibcalling
2817 tagged_types_tu_compatible_p.
2818 (alloc_tagged_tu_seen): New function
2819 (free_all_tagged_tu_seen_up_to): New function.
2820 (tagged_types_tu_compatible_p): Return the val of the seen two
2822 Add that the two types are the same to tagged_tu_seen_base
2823 if they are and call comptypes_internal instead of comptypes.
2824 <case UNION_TYPE>: Speed up common type where the fields are
2826 (function_types_compatible_p): Call comptypes_internal instead of
2828 (type_lists_compatible_p): Likewise.
2829 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
2831 2005-10-02 Matthias Klose <doko@debian.org>
2833 * doc/invoke.texi: Fix typo and speling error.
2835 2005-10-01 Richard Henderson <rth@redhat.com>
2837 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
2839 2005-10-01 Mark Mitchell <mark@codesourcery.com>
2841 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
2842 using --start-group and --end-group.
2844 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2846 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
2847 FIXME note regarding quirky semantics.
2849 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2852 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
2853 non-null range as a last resort.
2855 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
2856 Diego Novillo <dnovillo@redhat.com>
2859 * tree-vrp.c (extract_range_from_assert): For !=
2860 assertions, only build an anti-range if LIMIT is a
2861 single-valued range.
2863 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
2865 * arm.md (movqi): On thumb when optimizing, handle loading from
2866 memory by describing this as taking a subreg of a zero-extended load
2867 into an SImode register.
2870 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
2872 * reload1.c (merge_assigned_reloads): Do not change any
2873 RELOAD_FOR_OUTPUT_ADDRESS reloads.
2875 2005-09-30 Geoffrey Keating <geoffk@apple.com>
2877 * Makefile.in (LIPO_FOR_TARGET): Define.
2878 (STRIP_FOR_TARGET): Define.
2880 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
2881 before creating new ones. Do symlinks before creating the actual
2884 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
2885 to work out which multilibs are actually being built.
2887 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
2889 * tree-vect-transform.c, config/ms1/ms1.md,
2890 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
2891 Follow spelling conventions.
2892 * doc/invoke.texi, doc/md.texi: Fix typos.
2894 2005-09-30 Andrew Macleod <amacleod@redat.com>
2896 PR tree-optimization/21430
2897 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
2898 use operands, and set stmt pointer if need be.
2899 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
2900 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
2903 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2906 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
2908 2005-09-29 Mark Mitchell <mark@codesourcery.com>
2910 * optabs.c (expand_binop): Initialize first_pass_p.
2912 2005-09-29 Jakub Jelinek <jakub@redhat.com>
2915 * c-decl.c (c_write_global_declarations_1): If any
2916 wrapup_global_declaration_2 call returned true, restart the loop.
2918 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
2920 Fix PR tree-optimization/24117
2921 * tree-ssa-structalias.c (find_func_aliases): Strip nops
2922 before considering whether to use anyoffset.
2924 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2928 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2930 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2932 (swap_commutative_operands_with_target): New.
2934 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2937 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
2940 2005-09-29 Steven Bosscher <stevenb@suse.de>
2942 PR tree-optimization/23911
2943 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
2944 and IMAGPART_EXPR too.
2946 2005-09-28 Mark Mitchell <mark@codesourcery.com>
2949 * expmed.c (expand_shift): Move logic to reverse rotation
2950 direction when rotating by constants ...
2951 * optabs.c (expand_binop): ... here.
2952 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
2953 (ix86_rotrdi3): New pattern.
2954 (rotldi3): Handle 32-bit mode.
2955 (ix86_rotldi3): New pattern.
2957 2005-09-29 Alan Modra <amodra@bigpond.net.au>
2960 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
2961 check for numbers that need no bit twiddle.
2963 2005-09-28 Geoffrey Keating <geoffk@apple.com>
2965 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
2966 multilib to be built.
2968 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
2969 (stage1-start): Delete old libgcc and libunwind before moving
2970 anything into the stage directory.
2971 (stage2-start): Likewise.
2972 (stage3-start): Likewise.
2973 (stage4-start): Likewise.
2974 (stageprofile-start): Likewise.
2975 (stagefeedback-start): Likewise.
2976 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
2977 header in tm_file and CPU-specific t-darwin in tmake_file.
2978 (i[34567]86-*-darwin*): Don't change tm_file.
2979 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
2980 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
2981 shared library stub for target OS version.
2982 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
2983 (SHLIB_LINK): Don't make SHLIB_SOLINK.
2984 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
2985 (libgcc_s.%.dylib): New.
2987 (install-darwin-libgcc-stubs): New.
2988 (INSTALL_LIBGCC): New append.
2989 * config/i386/darwin-libgcc.10.4.ver: New.
2990 * config/i386/darwin-libgcc.10.5.ver: New.
2991 * config/i386/t-darwin: New.
2992 * config/rs6000/darwin-libgcc.10.4.ver: New.
2993 * config/rs6000/darwin-libgcc.10.5.ver: New.
2994 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
2995 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
2997 2005-09-28 Paul Brook <paul@codesourcery.com>
2999 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
3002 2005-09-28 Richard Guenther <rguenther@suse.de>
3004 PR tree-optimization/23853
3005 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
3006 host_integerp to verify misalignment value.
3008 2005-09-28 Richard Henderson <rth@redhat.com>
3010 * builtins.c (get_builtin_sync_mode): New.
3011 (expand_builtin_sync_operation): Pass in mode argument.
3012 (expand_builtin_compare_and_swap): Likewise.
3013 (expand_builtin_lock_test_and_set): Likewise.
3014 (expand_builtin_lock_release): Likewise.
3015 (expand_builtin): Update to match.
3017 2005-09-28 Nick Clifton <nickc@redhat.com>
3019 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
3020 formatting. Add check to PLUS case to ensure that the offset is
3021 within an acceptable range.
3023 * config/v850/v850.md (casesi): Disable the generation of the
3024 switch pattern as it is not being handled properly at the moment.
3026 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
3027 for when the high words are identical.
3029 2005-09-27 Richard Henderson <rth@redhat.com>
3031 * pretty-print.c (pp_base_format): Fix typo for %>.
3033 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
3034 Devang Patel <dpatel@apple.com>
3036 PR tree-optimization/23625
3037 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
3038 LABEL_EXPR, assertion check.
3040 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
3042 * optabs.c (no_conflict_move_test): Check if a result of a
3043 to-be-moved insn would be clobbered by an originally
3046 2005-09-27 Jeff Law <law@redhat.com>
3048 * passes.c (init_optimization_passes): Replace copy propagation
3049 passes immediately after DOM with phi-only copy propagation
3050 pases. Add phi-only copy propagation pass after first DOM pass.
3051 * tree-pass.h (pass_phi_only_copy_prop): Declare.
3052 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
3053 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
3054 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
3055 to init_copy_prop. Callers updated.
3056 (do_phi_only_copy_prop): New function.
3057 (pass_phi_only_copy_prop): New pass descriptor.
3059 2005-09-27 Nick Clifton <nickc@redhat.com>
3061 * libgcc2.c (__popcount_tab): Remove redundant prototype.
3063 2005-09-26 Jason Merrill <jason@redhat.com>
3066 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
3068 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
3070 2005-09-26 James E Wilson <wilson@specifix.com>
3072 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
3073 copyright. Add gcc copyright plus libgcc exception.
3074 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
3076 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
3078 2005-09-26 Jeff Law <law@redhat.com>
3080 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
3081 about when to iterate.
3083 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
3086 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
3087 for __complex__ double in -mcpu=G5 mode.
3089 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
3091 PR tree-optimization/23942
3092 * Makefile.in (SCEV_H): Depends on PARAMS_H.
3093 * tree-scalar-evolution.c: Include params.h.
3095 (follow_ssa_edge, follow_ssa_edge_in_rhs,
3096 follow_ssa_edge_in_condition_phi_branch,
3097 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
3098 Change return type to t_bool. Use a parameter to limit the size of
3099 trees that are walked before stopping
3100 (analyze_evolution_in_loop): Initialize the limit to 0.
3101 (follow_ssa_edge): Give up by returning t_dont_know if the limit
3102 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3104 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3107 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
3108 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
3110 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
3112 * combine.c (make_extraction): Check for valid use of subreg.
3114 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3117 * config/i386/i386.md ("*fistdi2_1"): New pattern.
3118 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
3119 ("fist<mode>2_with_temp"): Use only register operands.
3121 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
3123 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
3124 CALL_INSN_FUNCTION_USAGE.
3126 2005-09-26 Richard Guenther <rguenther@suse.de>
3129 * gcse.c: Include hashtab.h, define ldst entry hashtable.
3130 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
3131 (ldst_entry): Use the hashtable instead of list-walking.
3132 (find_rtx_in_ldst): Likewise.
3133 (free_ldst_entry): Free the hashtable.
3134 (compute_ld_motion_mems): Create the hashtable.
3135 (trim_ld_motion_mems): Remove entry from hashtable if
3136 removing it from list.
3137 (compute_store_table): Likewise^2.
3138 (store_motion): Free hashtable in case we did not see
3141 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
3143 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
3144 and arg1 if we are passing them to fold_build2.
3146 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
3149 * config/i386/i386.c (ix86_function_regparm): Fix the test for
3152 2005-09-25 Richard Henderson <rth@redhat.com>
3154 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
3155 SYMBOL_REF_TLS_MODEL to be correct.
3157 2005-09-24 Richard Henderson <rth@redhat.com>
3159 * ipa-type-escape.c (discover_unique_type): Remove dead code at
3160 end of function. Reindent.
3162 2005-09-24 Ian Lance Taylor <ian@airs.com>
3164 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
3165 NEGATE_EXPR/BIT_NOT_EXPR case.
3167 2005-09-24 Richard Henderson <rth@redhat.com>
3169 * c-common.c (handle_mode_attribute): When not modifying in place,
3170 create subtypes for enumerations.
3171 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
3172 * gimplify.c (create_tmp_from_val): Likewise.
3174 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
3176 * config/i386/i386.md (*tls_global_dynamic_64,
3177 *tls_local_dynamic_base_64): Add missing mode to call.
3178 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
3180 2005-09-24 Jan Hubicka <jh@suse.cz>
3182 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
3183 (cgraph_clone_node): Likewise.
3184 * cgraph.h (cgraph_clone_edge): Update prototype.
3185 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
3186 duplicated prototypes; add updating argument.
3187 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
3188 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
3190 (cgraph_mark_inline_edge): Likewise.
3191 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
3192 (cgraph_flatten_node): Likewise.
3193 (cgraph_decide_recursive_inlining): Likewise.
3194 (cgraph_decide_inlining_of_small_function): Likewise.
3195 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3197 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3198 Pete Steinmetz <steinmtz@us.ibm.com>
3200 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
3201 (rldic.): Set type to "compare".
3203 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
3204 mfjmpr for MFCTR/MFLR.
3205 (movdf_hardfloat64): Same.
3206 (movdf_softfloat64): Same. Correct order of store and move types.
3207 (movti_string): Set type to store_ux/load_ux.
3208 (load_multiple): Set type to load_ux.
3209 (store_multiple): Set type to store_ux.
3210 (movmemsi): Set type to store_ux.
3211 (output_cbranch direct_return): Set type to jmpreg.
3212 (stmw): Set type to store_ux.
3213 (lmw): Set type to load_ux.
3214 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
3215 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
3216 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
3217 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
3218 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
3219 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
3220 (rios1-fpstore): Increase latency to 3.
3221 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
3222 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
3224 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3225 Andrew Pinski <pinskia@physics.uc.edu>
3227 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
3228 operand2 constraint to "b".
3229 (sync_<fetchop_name>di_internal): Same.
3230 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
3232 (sync_old_<fetchop_name>di_internal): Same.
3233 (sync_new_<fetchop_name>si_internal): Same.
3234 (sync_new_<fetchop_name>di_internal): Same.
3236 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
3239 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
3240 case, define as macros.
3242 PR rtl-optimization/23837
3243 * optabs.c (no_conflict_move_test): Don't set must_stay for a
3244 clobber / clobber match between dest and p->first.
3246 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
3247 (no_conflict_move_test): Update comments.
3249 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
3251 * doc/install.texi: Update URL for Jacks.
3252 * doc/sourcebuild.texi: Likewise.
3254 2005-09-22 David Edelsohn <edelsohn@gnu.org>
3257 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
3258 registers when choosing register preferences.
3259 (movdf_hardfloat64): Same.
3261 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
3263 * expmed.c (expand_shift): Don't use the target of the rotate as
3264 target for the first expanded shift insn.
3265 * testsuite/gcc.dg/20050922-1.c: Testcase added.
3267 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
3269 PR tree-optimization/22438
3270 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
3271 preserved iv rhs rewriting specially.
3273 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
3275 * tree-data-ref.c (analyze_array_indexes): Only estimate when
3276 estimate_only is true.
3277 * tree-flow.h (ref_contains_indirect_ref): New prototype.
3278 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
3279 tree-ssa-structalias.c
3280 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
3281 ref_contains_indirect_ref.
3282 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
3284 2005-09-21 DJ Delorie <dj@redhat.com>
3286 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
3288 (mn10300_return_in_memory): Support variable size types also.
3289 (mn10300_pass_by_reference): Likewise.
3290 (mn10300_function_value): New.
3291 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
3292 (FUNCTION_OUTGOING_VALUE): Likewise.
3293 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
3294 * doc/invoke.texi: Document it.
3296 2005-09-21 Uros Bizjak <uros@kss-loka.si>
3299 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
3300 force integer op1 into register for XFmode compares.
3302 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
3305 * expmed.c (alg_code): Add alg_impossible.
3306 (alg_hash_entry): Add cost.
3307 (synth_mult): Record alg_impossible in the hash table if
3308 multiplication by a given integer is impossble within the
3309 limit. Speed up using alg_impossible.
3311 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3313 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
3314 argument. Allow and set any offset if needs_anyoffset is passed
3316 (get_constraint_for): Add argument here too.
3318 (do_structure_copy): Pass NULL to get_constraint_for.
3319 (handle_ptr_arith): Ditto.
3320 (find_func_aliases): Ditto.
3322 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
3324 PR rtl-optimization/23898
3325 * output.h (get_attr_min_length): Declare.
3326 * final.c (get_attr_length_1): New function, broken out of:
3328 (get_attr_min_length): New function.
3329 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
3330 (duplicate_computed_gotos): Likewise.
3331 * genattr.c (insn_min_length): Generate declaration.
3332 * genattrtab.c (min_fn, min_attr_value): New functions.
3333 (make_length_attrs): Generate insn_min_length.
3335 2005-09-20 Steve Ellcey <sje@cup.hp.com>
3337 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
3339 2005-09-20 Richard Henderson <rth@redhat.com>
3341 PR tree-optimization/24059
3342 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
3345 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
3347 * c.opt (fextended-identifiers): New.
3348 * c-opts.c (c_common_handle_option): Handle
3349 -fextended-identifiers.
3350 * doc/cpp.texi: Update documentation of extended identifiers.
3351 * doc/cppopts.texi (-fextended-identifiers): Document.
3353 2005-09-20 Jakub Jelinek <jakub@redhat.com>
3355 PR tree-optimization/23929
3356 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
3359 PR tree-optimization/23818
3360 * tree-stdarg.c (execute_optimize_stdarg): Call
3361 calculate_dominance_info.
3363 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3365 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
3366 (analyze_siv_subscript_cst_affine): Add weak SIV test.
3367 (compute_overlap_steps_for_affine_1_2): Use
3368 get_number_of_iters_for_loop.
3369 (analyze_subscript_affine_affine): Check whether difference is
3371 Use get_number_of_iters_for_loop.
3372 Check whether overlap occurs outside of bounds.
3373 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
3375 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
3377 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
3378 base register if possible.
3380 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
3382 PR tree-optimization/18463
3383 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
3384 converting it directly is not possible.
3385 (chrec_convert_aggressive): New function.
3386 * tree-chrec.h (chrec_convert_aggressive): Declare.
3387 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
3388 Fold chrec conversions aggressively if asked to.
3389 (instantiate_parameters): Modified because of changes in
3390 instantiate_parameters_1.
3392 2005-09-19 Richard Henderson <rth@redhat.com>
3394 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
3395 (reduc_splus_v2df): New.
3397 2005-09-19 Richard Sandiford <richard@codesourcery.com>
3399 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
3400 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
3402 2005-09-19 Richard Henderson <rth@redhat.com>
3404 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
3407 2005-09-19 Richard Henderson <rth@redhat.com>
3409 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
3410 (ia64_expand_dot_prod_v8qi): New.
3411 * config/ia64/ia64-protos.h: Update.
3412 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
3413 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
3414 sdot_prodv8qi, sdot_prodv4hi): New.
3415 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
3417 2005-09-19 Richard Henderson <rth@redhat.com>
3420 * real.c (exact_real_truncate): Return false if the format cannot
3421 represent the number as a normal.
3423 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
3424 for a memory source.
3426 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
3428 * tree-ssa-operands.c (swap_tree_operands): Export.
3429 * tree.h (swap_tree_operands): Declare.
3430 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
3431 Call swap_tree_operands.
3433 2005-09-19 Richard Henderson <rth@redhat.com>
3435 * tree-flow.h (merge_alias_info): Declare.
3436 * tree-ssa-copy.c (merge_alias_info): Export.
3437 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
3438 (vect_create_data_ref_ptr): Use create_iv directly.
3439 (vectorizable_load): Use correct types for integer constants.
3440 (vect_generate_tmps_on_preheader): Likewise.
3441 (vect_gen_niters_for_prolog_loop): Likewise.
3443 2005-09-19 Steven Bosscher <stevenb@suse.de>
3445 PR rtl-optimization/23943
3446 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
3448 2005-09-18 Jan Hubicka <jh@suse.cz>
3450 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
3452 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
3454 * varasm.c (output_constant): Do not abort on conversions to union
3455 types between different sizes.
3457 2005-09-18 Richard Guenther <rguenther@suse.de>
3460 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
3463 2005-09-18 Paul Brook <paul@codesourcery.com>
3465 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
3467 2005-09-17 Richard Henderson <rth@redhat.com>
3469 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
3470 * tree-ssa-loop.c (pass_vect_dce): Remove.
3471 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
3474 2005-09-17 Richard Henderson <rth@redhat.com>
3476 * tree-pass.h (pass_vect_dce): Declare.
3477 * passes.c (init_optimization_passes): Add it.
3478 * tree-flow.h (tree_ssa_dce): Declare.
3479 * tree-ssa-dce.c (tree_ssa_dce): Export.
3480 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
3481 (gate_tree_vectorize): ... here.
3482 (pass_vect_dce): New.
3484 2005-09-17 Jan Hubicka <jh@suse.cz>
3486 * except.c (struct eh_status): Turn region_array into vec.
3487 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
3488 convert_from_eh_region_ranges, find_exception_handler_labels,
3489 current_function_has_exception_handlers, assign_filter_values,
3490 build_post_landing_pads, dw2_build_landing_pads,
3491 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
3492 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
3493 foreach_reachable_handler, can_throw_internal_1,
3494 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
3496 (duplicate_eh_region_1): Update region_array.
3497 (duplicate_eh_regions): Resize region_array and avoid recomputing.
3499 2005-09-17 David Edelsohn <edelsohn@gnu.org>
3502 * expmed.c (expand_mult): Substitute simple register for op0 when
3505 2005-09-17 Richard Henderson <rth@redhat.com>
3507 * expr.c (emit_move_via_integer): Add force argument, pass it on
3508 to emit_move_change_mode. Update callers.
3509 (emit_move_complex): Pass true to new force argument.
3510 * function.c (expand_function_end): Move expand_eh_return call
3511 earlier. Merge sub-word complex values into a pseudo before
3512 copying to the return hard register.
3514 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
3516 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
3517 between different sizes.
3519 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
3523 * passes.c (init_optimization_passes): Register dump files for
3526 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
3528 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
3529 * config/s390/s390.c (s390_overlap_p): New function.
3530 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
3531 peephole2, "*xc" peephole2): Added overlap check to the peephole2
3534 2005-09-16 Richard Guenther <rguenther@suse.de>
3536 * ipa-pure-const.c (static_execute): Free auxiliar information.
3537 * ipa-type-escape.c (discover_unique_type): Free temporary key.
3538 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
3540 2005-09-15 DJ Delorie <dj@redhat.com>
3542 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
3544 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3546 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3548 (swap_commutative_operands_with_target): New.
3550 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
3552 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
3555 (estimate_iters_using_array): New function.
3556 * tree-data-ref.h (estimate_iters_using_array): Prototype
3557 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3558 Use estimate_iters_using_array instead of analyze_array.
3560 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
3562 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
3565 2005-09-15 Michael Matz <matz@suse.de>
3567 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
3569 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
3571 PR tree-optimization/23835
3572 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
3573 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
3575 2005-09-14 Richard Henderson <rth@redhat.com>
3577 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
3578 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
3580 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
3582 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
3583 in the ARRAY_TYPE case.
3585 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
3587 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
3589 2005-09-14 Uros Bizjak <uros@kss-loka.si>
3592 * tree-vect-transform.c (vectorizable_operation): Return false for
3593 scalar shift operations and for vector shift operations with
3594 non-invariant shift arguments. Use scalar tree operand op1 as
3595 a shift operand when vector shift insn pattern uses scalar shift
3597 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
3599 2005-09-14 Olivier Hainque <hainque@adacore.com>
3601 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
3602 value if it has side-effects.
3604 2005-09-14 David Edelsohn <edelsohn@gnu.org>
3607 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
3609 2005-09-14 Alan Modra <amodra@bigpond.net.au>
3611 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
3612 passed as NAME as if it were label at start of function code.
3614 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
3616 * config/sh/sh.md (*movv4sf_i): Add general register cases to
3619 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
3621 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
3622 as early clobber. Rewrite so the PIC register is not implicitly used.
3624 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3626 * tree.c (annotate_with_file_line): Compare line numbers before
3629 2005-09-13 Uros Bizjak <uros@kss-loka.si>
3632 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
3633 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
3635 2005-09-13 Ian Lance Taylor <ian@airs.com>
3637 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
3638 than a HOST_WIDEST_INT to gen_doloop_begin.
3640 2005-09-13 Diego Novillo <dnovillo@redhat.com>
3642 * tree-dfa.c (dump_variable): Guard against NULL annotations.
3644 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
3646 PR tree-optimize/23817
3647 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
3649 2005-09-13 Alan Modra <amodra@bigpond.net.au>
3652 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
3653 word before changing the stack pointer. Use gen_frame_mem for MEMs.
3654 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
3655 (restore_stack_nonlocal): Likewise.
3656 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
3658 2005-09-12 Ian Lance Taylor <ian@airs.com>
3661 * c.opt (ffriend-injection): New C++ option.
3662 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
3663 (C++ Dialect Options): Document -ffriend-injection.
3665 2005-09-12 Josh Conner <jconner@apple.com>
3668 * ipa-reference.c (static_execute): Don't mark variables in
3669 named sections TREE_READONLY.
3671 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3673 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
3676 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
3678 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
3679 V_MUST_DEF instead of just the first_use_p.
3680 Don't mark the virtual variables for renaming on the statement which
3682 (pass_dse): Remove TODO_update_ssa.
3684 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
3687 * stor-layout.c (compute_record_mode): For records with a single
3688 field, actually check the field's mode size against the type size.
3690 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
3691 registers for TARGET_SHMEDIA.
3692 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
3693 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
3694 of GENERAL_REGS and FP_REGS.
3696 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3698 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
3700 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3702 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
3703 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
3704 are omitted. Exclude stack_tie insn too.
3706 2005-09-11 David Edelsohn <edelsohn@gnu.org>
3708 PR rtl-optimization/23098
3709 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
3711 * config/rs6000/rs6000.md (movdf splitter): Use
3712 const_double_operand predicate for TARGET_POWERPC64.
3713 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
3714 SYMBOL_REF method to ABI_V4.
3716 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
3717 replace_equiv_address.
3718 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
3719 rs6000_sr_alias_set and MEM_NOTRAP.
3720 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
3722 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
3724 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
3725 handle CALL_EXPR again.
3727 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
3729 * arm/predicates.md (alignable_memory_operand): Delete.
3731 2005-09-10 Richard Henderson <rth@redhat.com>
3734 * dbxout.c (dbxout_expand_expr): New.
3735 (dbxout_symbol): Use it.
3737 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
3739 * arm.c (arm_gen_rotated_half_load): Delete.
3740 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
3741 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
3742 (thumb_set_return_address): Likewise.
3743 (thumb_load_double_from_address): Use adjust_address.
3744 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
3745 (extendhsisi2_mem, movhi_bytes): Use change_address.
3746 (movhi): Use widen_memory_access.
3747 (reload_out_df): Use replace_equiv_address.
3748 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
3750 2005-09-09 Richard Henderson <rth@redhat.com>
3753 * dbxout.c: Include expr.h.
3754 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
3755 (dbxout_symbol): Handle DECL_VALUE_EXPR.
3756 * Makefile.in (dbxout.o): Add EXPR_H.
3758 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
3760 PR tree-optimization/23509
3761 * tree-cfg.c (replace_uses_by): Use replace_exp.
3762 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
3763 pointers have name_mem_tag or type_mem_tag set.
3765 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3767 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
3768 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
3769 of wrongly accessing operands.
3771 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3773 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
3774 * tree-chrec.c: Include tree-scalar-evolution.h.
3775 (chrec_convert): Instantiate the base and step before calling
3776 scev_probably_wraps_p that would fail on parametric evolutions.
3777 Collect all the fails into a single section failed_to_convert,
3778 print a diagnostic, and return chrec_dont_know instead of calling
3780 * tree-scalar-evolution.c (loop_closed_phi_def): New.
3781 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
3783 (scev_const_prop): Don't replace the definition of a loop closed ssa
3784 phi node by itself, or by another loop closed ssa phi node.
3785 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
3786 that base and step are defined.
3788 2005-09-09 Richard Guenther <rguenther@suse.de>
3791 * fold-const.c (fold_ternary): Check truth_value_p before
3792 calling invert_truthvalue.
3794 2005-09-09 Nick Clifton <nickc@redhat.com>
3796 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
3797 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
3798 dimension of these arrays.
3799 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
3801 * longlong.h: Only provide a prototype for the __clz_tab[] array
3802 if this header has not been included from libgcc2.h.
3803 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
3805 Provide prototypes for exported functions.
3806 Use the __clz_tab[] and __popcount_tab[] arrays provided by
3809 2005-09-08 Josh Conner <jconner@apple.com>
3813 * expr.c (expand_expr_addr_expr_1): Don't invoke
3814 expand_simple_binop for EXPAND_INITIALIZER.
3816 2005-09-08 Richard Henderson <rth@redhat.com>
3819 * toplev.c (wrapup_global_declaration_1): Split out ...
3820 (wrapup_global_declaration_2): ... from ...
3821 (wrapup_global_declarations): ... here. Return bool.
3822 (check_global_declaration_1): Split out ...
3823 (check_global_declarations): from here.
3824 (emit_debug_global_declarations): New.
3825 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
3826 check_global_declaration_1, emit_debug_global_declarations): Declare.
3827 * c-decl.c (c_write_global_declarations_1): Don't create a vector
3828 of decls. Call wrapup_global_declaration_1,
3829 wrapup_global_declaration_2, check_global_declaration_1 directly.
3830 (c_write_global_declarations_2): New.
3832 (c_write_global_declarations): Call c_write_global_declarations_2.
3833 * langhooks.c (write_global_declarations): Call
3834 emit_debug_global_declarations.
3836 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
3837 remove decls that have DECL_RTL_SET_P.
3838 * passes.c (rest_of_decl_compilation): Invoke
3839 cgraph_varpool_finalize_decl for all but functions.
3841 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3843 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
3844 the result of a conversion if the new min and max cannot be compared.
3846 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
3848 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
3849 (override_options): Setting s390_sr_alias_set removed.
3850 (save_fpr, save_gprs): Set alias set to vararg or frame.
3851 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
3852 s390_sr_alias_set with get_frame_alias_set ().
3853 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
3854 get_varargs_alias_set ().
3856 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3860 * c-parser.c (c_parser_objc_method_definition): If the next
3861 token is not "{", error out and don't start the function.
3863 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3865 * tree-vrp.c (extract_range_from_expr): Move the check for non
3866 nullness after the check for gimple invariant.
3868 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3870 * tree.c (host_integerp, tree_low_cst): Correct function comment.
3872 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3875 * config/m32r.md (movmemsi_internal): Canonicalize order of
3876 operands in PLUS component of template.
3878 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
3880 * reload1.c (fixup_eh_region_note): Remove assertion.
3881 (fixup_abnormal_edges): Reverted removal of call to
3882 find_many_sub_basic_blocks made on 2005-08-31.
3884 2005-09-07 Richard Henderson <rth@redhat.com>
3886 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
3887 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
3888 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
3889 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
3890 rearrange for better packing.
3891 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
3892 (lookup_cfa_1): Remove inline marker.
3893 (cfa_equal_p): Split out of ...
3894 (def_cfa_1): ... here. Use INVALID_REGNUM.
3895 (build_cfa_loc): Handle !cfa->indirect.
3896 (frame_pointer_cfa_offset): New.
3897 (dbx_reg_number): Assert register elimination performed; do
3898 leaf register remapping.
3899 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
3900 (eliminate_reg_to_offset): New.
3901 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
3902 for verifiably local stack frame addresses; re-base to CFA.
3903 (mem_loc_descriptor): Remove can_use_fbreg argument.
3904 (concat_loc_descriptor, loc_descriptor): Likewise.
3905 (containing_function_has_frame_base): Remove.
3906 (rtl_for_decl_location): Don't do register elimination or
3907 leaf register remapping here.
3908 (secname_for_decl): Split out from ..
3909 (add_location_or_const_value_attribute): ... here.
3910 (convert_cfa_to_loc_list): New.
3911 (compute_frame_pointer_to_cfa_displacement): New.
3912 (gen_subprogram_die): Use them.
3913 * tree.h (frame_base_decl): Remove.
3914 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
3915 (prologue_stack_adjust): Remove.
3916 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
3917 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
3918 (set_frame_base_location): Remove.
3919 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
3920 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
3921 (vt_add_function_parameters): Don't eliminate_regs.
3922 (vt_initialize): Don't create frame_base_decl.
3924 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3926 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
3927 version of GNU binutils for 4.x and later.
3929 2005-09-06 Mark Mitchell <mark@codesourcery.com>
3931 * ggc-page.c (ggc_push_context): Remove.
3932 (ggc_pop_context): Likewise.
3933 * ggc.h (ggc_push_context): Remove.
3934 (ggc_pop_context): Likewise.
3936 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3939 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
3940 returning from an interrupt handler.
3942 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3945 * config/arc/arc.c (output_shift): Add check for loop count when
3948 2005-09-06 Steven Bosscher <stevenb@suse.de>
3950 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
3952 (abs_replacement): Likewise.
3953 (pass_phiopt): Remove TODO_update_ssa.
3955 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3958 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
3959 if "return with no value, in function returning non-void" warning
3961 * tree-cfg.c (execute_warn_function_return): Don't look at
3962 RETURN_EXPRs with TREE_NO_WARNING set.
3965 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
3966 for internal functions doesn't use registers used by global registers
3967 variables. Use fewer register parameters if there are global register
3970 2005-09-06 Olivier Hainque <hainque@adacore.com>
3971 Eric Botcazou <ebotcazou@adacore.com>
3974 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
3975 when we would be extracting outside its bit span (bitpos+bitsize
3976 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
3977 Ada unchecked conversions.
3979 2005-09-06 Steven Bosscher <stevenb@suse.de>
3981 * tree-ssa-pre.c (try_look_through_load): New function.
3982 (compute_avail): Use it to try to look through loads for some
3983 more useful expressions.
3985 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3987 * simplify-rtx.c (simplify_binary_operation_1): Correct the
3988 condition for detecting cases like (a&a) and (a^a).
3990 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
3992 * common.opt: Add option ftree-vect-loop-version.
3993 * params.def: Add --param vect-max-version-checks.
3994 * doc/invoke.texi: Document ftree-vect-loop-version and
3995 --param vect-max-version-checks.
3996 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
3997 may_misalign_stmts and defines for accessors.
3998 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
3999 LOOP_VINFO_MAY_MISALIGN_STMTS.
4000 (destroy_loop_vec_info): VEC_free for
4001 LOOP_VINFO_MAY_MISALIGN_STMTS.
4002 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
4003 Update documentation.
4004 (vect_update_misalignment_for_peel): New.
4005 (vect_enhance_data_refs_alignment): Update to choose loop
4006 peeling or loop versioning if appropriate for the (potentially)
4007 unaligned data references in the loop.
4008 (vect_analyze_data_refs_alignment): Remove call to
4009 vect_enhance_data_refs_alignment so the checks can be done
4011 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
4012 and move up call to vect_analyze_data_refs_alignment.
4013 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
4014 (vect_transform_loop): Add call to loop_version.
4016 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4018 PR rtl-optimization/23098
4019 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
4020 * simplify-rtx.c (constant_pool_reference_p): New function.
4021 * rtl.h (constant_pool_reference_p): New prototype.
4022 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
4023 constant_pool_reference_p in condition and
4024 avoid_constant_pool_reference in preparation statements.
4026 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
4028 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
4029 STRICT_LOW_PART SETs.
4031 2005-09-06 Alan Modra <amodra@bigpond.net.au>
4034 * except.c (sjlj_emit_function_enter): Find the function begin
4035 note even when it's not in first basic block.
4037 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
4039 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
4040 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
4041 * aclocal.m4: Regenerate.
4043 2005-09-05 DJ Delorie <dj@redhat.com>
4045 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
4048 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
4050 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
4051 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
4052 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
4053 Follow spelling conventions.
4054 * doc/invoke.texi: Follow spelling conventions.
4056 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4058 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
4059 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
4060 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
4062 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4065 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
4066 (output_stack_adjust): Use gen_tmp_stack_mem.
4067 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
4068 (sh_set_return_address, sh_allocate_initial_value): Likewise.
4069 (sh_get_pr_initial_val): Likewise.
4070 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
4071 (sh_initialize_trampoline): Likewise. Also use adjust_address.
4072 * sh.md (divsi_inv_m0): Use gen_const_mem.
4073 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
4074 (movdf_i4+1): Use gen_tmp_stack_mem.
4075 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
4076 (fpu_switch+2): Likewise.
4077 (movv4sf_i, movv16sf_i): Use adjust_address.
4078 (symGOT_load): Set MEM_NOTRAP_P bit.
4080 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4083 * pa.c (emit_move_sequence): Fix typo in last change.
4085 2005-09-03 Jakub Jelinek <jakub@redhat.com>
4087 PR rtl-optimization/23454
4088 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
4091 2005-09-03 Richard Henderson <rth@redhat.com>
4092 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4095 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
4098 2005-09-02 Nicolas Pitre <nico@cam.org>
4100 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
4101 to bit_count to 32 bits.
4103 2005-08-31 Mark Mitchell <mark@codesourcery.com>
4106 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
4107 generating synthetic loads from volatile lvalues.
4109 005-09-02 Nick Clifton <nickc@redhat.com>
4111 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
4112 __ctzhi2, __clzhi2): New functions.
4114 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
4117 * tree-nested.c (struct var_map_elt): Mark with GTY.
4118 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
4120 (lookup_field_for_decl): Allocate new element in GC memory.
4121 (lookup_tramp_for_decl): Likewise.
4122 (convert_nl_goto_reference): Likewise
4123 (create_nesting_tree): Allocate info in GC memory. Likewise for
4125 (free_nesting_tree): Free with ggc_free instead of free.
4126 (root): New static variable.
4127 (lower_nested_functions): Remove root as local variable. And zero out
4128 root at the end of the function.
4130 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
4132 PR rtl-optimization/20365
4133 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
4134 to short. New member ix.
4135 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
4136 (simplify_plus_minus): Initialize ix members before calling qsort.
4138 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
4140 PR tree-optimization/23626
4141 * tree-cfg.c (replace_uses_by): Clean up eh info.
4143 2005-09-01 DJ Delorie <dj@redhat.com>
4145 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
4148 2005-09-01 David Edelsohn <edelsohn@gnu.org>
4150 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
4151 (rs6000_split_multireg_move): Use replace_equiv_address instead of
4154 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
4156 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
4157 do not issue warning for a variable definition following
4160 2005-09-01 Richard Henderson <rth@redhat.com>
4163 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
4164 conversion to CONST_VECTOR.
4166 2005-09-01 Richard Henderson <rth@redhat.com>
4169 * reload1.c (reload_as_needed): Check !CALL_P before calling
4170 fixup_eh_region_note.
4171 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
4173 2005-09-01 DJ Delorie <dj@redhat.com>
4175 * varasm.c (output_constant): Let the target resolve
4176 conversions of addresses to non-default pointer sizes.
4178 2005-09-01 Nicolas Pitre <nico@cam.org>
4180 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
4181 to alow matching ARM pre-indexed addressing mode.
4182 (arm_override_options): Remove now irrelevant comment.
4184 2005-09-01 Phil Edwards <phil@codesourcery.com>
4186 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
4187 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
4188 * config/i386/vxworks.h: Likewise.
4189 * config/i386/t-vxworksae: New file, for VxWorks AE.
4190 * config/i386/vxworksae.h: Likewise.
4192 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
4194 PR tree-optimization/23410
4195 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
4196 sequence is not wrapping during the first step.
4198 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4201 * dwarf2out.c (base_type_die): Compare char_type_node with
4202 TYPE_MAIN_VARIANT (type), not type.
4204 2005-09-01 Richard Guenther <rguenther@suse.de>
4206 PR tree-optimization/15366
4207 * common.opt: Add -finline-functions-called-once.
4208 Put -fearly-inlining in alphabetically ordered place.
4209 * doc/invoke.texi: Document new option.
4210 * ipa-inline.c (cgraph_decide_inlining): Honour
4211 flag_inline_functions_called_once.
4213 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4215 PR rtl-optimization/23478
4216 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
4217 (alloc_qty): Initialize it.
4218 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
4219 (combine_regs): Combine also n_throwing_calls_crossed fields.
4220 (find_free_reg): Don't attempt to caller-save pseudos crossing
4221 calls that might throw.
4222 * global.c (struct allocno): Add throwing_calls_crossed field.
4223 (global_alloc): Revert 2005-08-22 change. Initialize
4224 throwing_calls_crossed.
4225 (find_reg): Don't attempt to caller-save pseudos crossing calls that
4228 2005-09-01 Alan Modra <amodra@bigpond.net.au>
4231 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
4232 (mask64_operand): Reinstate code prior to 2005-06-11 change.
4233 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
4234 (and64_2_operand): Tweak to use predicate.
4235 (and_operand): Adjust for mask_operand changes.
4236 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
4237 (print_operand): Likewise.
4238 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
4239 (mask64_1or2_operand): Delete.
4240 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
4241 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
4242 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
4243 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
4244 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
4245 (rotldi3_internal4): Likewise.
4246 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
4247 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
4248 (ashldi3_internal7): Likewise.
4249 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
4250 (ashldi3_internal, ashldi3_internal9 split): Likewise.
4251 (anddi3 split): Don't match mask64_operand.
4252 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
4253 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
4254 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
4255 't' splitter predicate.
4256 (movdi_internal64 + 2): Revert 2005-06-11 change.
4258 2005-08-31 DJ Delorie <dj@redhat.com>
4260 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
4261 (m32c_asm_integer): Add support for 32 bit pointers.
4263 2005-08-31 Richard Henderson <rth@redhat.com>
4265 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
4266 component-like references for setting MEM_NOTRAP_P.
4268 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
4269 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
4271 2005-08-31 Richard Henderson <rth@redhat.com>
4273 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
4274 into a pseudo before applying gen_lowpart.
4276 2005-08-31 Geoffrey Keating <geoffk@apple.com>
4278 * doc/install.texi (Specific): Update cctools version required
4279 for full functionality.
4280 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
4281 linkers as -macosx_version_min.
4283 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
4286 * sh.c (print_operand, %R and %S): Add handling of floating point
4287 registers, memory, constants and invalid operands.
4289 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
4291 * ipa-pure-const.c: Change dump name.
4293 2005-08-31 Uros Bizjak <uros@kss-loka.si>
4296 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
4297 to "reg_or_0_operand".
4298 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
4300 2005-08-31 Dale Johannesen <dalej@apple.com>
4302 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
4303 loops that count down.
4305 2005-08-31 Richard Henderson <rth@redhat.com>
4308 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
4309 (fixup_eh_region_note): New.
4310 (reload_as_needed): Call it.
4311 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
4312 don't call find_many_sub_basic_blocks; call verify_flow_info.
4313 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
4314 (keep_stack_depressed): Likewise.
4315 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
4317 2005-08-31 Richard Henderson <rth@redhat.com>
4319 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
4322 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
4324 * expr.c (expand_expr_real_1): Compare size of address
4325 mode to target's address mode size in deciding expansion of
4326 the constant address.
4328 2005-08-31 Richard Guenther <rguenther@suse.de>
4331 * expr.c (all_zeros_p): New function.
4332 (expand_expr_real_1): Handle the case of an all-zero
4333 non-addressable constructor separately.
4335 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
4337 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
4338 arguments, adjust all callers.
4339 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
4341 2005-08-30 Richard Henderson <rth@redhat.com>
4344 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
4345 whenever the mode sizes match.
4347 2005-08-31 Alan Modra <amodra@bigpond.net.au>
4349 * calls.c (load_register_parameters): Fix comment typo.
4350 * expr.c (emit_push_insn): Comment formatting.
4352 2005-08-30 Ian Lance Taylor <ian@airs.com>
4354 * config/i386/x-cygwin (host-cygwin): Change dependency from
4355 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
4357 2005-08-29 Geoffrey Keating <geoffk@apple.com>
4359 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
4362 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
4365 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
4366 call to ggc_collect.
4368 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
4371 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
4372 beginning. Remove $(INCLUDES) from all the rules, if following
4373 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
4375 2005-08-29 Jakub Jelinek <jakub@redhat.com>
4378 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
4379 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
4380 not constant, but maxlen is, don't set len to maxlen, rather
4381 set maxlen to len if len is a constant.
4383 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
4385 PR tree-optimization/23475
4386 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
4389 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
4391 Fix PR middle-end/22455
4393 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
4394 Checksum only the parts of the tree that exist for the tree code.
4396 2005-08-28 Dale Johannesen <dalej@apple.com>
4398 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
4400 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
4402 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
4404 2005-08-28 Richard Henderson <rth@redhat.com>
4406 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
4407 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
4410 2005-08-28 Jakub Jelinek <jakub@redhat.com>
4413 * builtins.c (get_memory_rtx): Don't strip nops
4414 in between COMPONENT_REFs.
4416 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
4419 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
4421 (gimplify_modify_expr): Check for zero sized types and gimplify the
4422 rhs and lhs as statements.
4424 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
4427 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
4428 state for return address column of signal frames.
4430 2005-08-27 David Edelsohn <edelsohn@gnu.org>
4433 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
4434 bytes >= 2 not bytes == 2.
4435 (expand_block_move): Same.
4437 2005-08-27 Richard Guenther <rguenther@suse.de>
4440 * config/i386/sse.md (sse2_movsd): Add missing closing
4443 2005-08-27 Paul Brook <paul@codesourcery.com>
4445 * genrecog.c (enum decision_type): Add DT_num_insns.
4446 (struct decision_test): Add u.num_insns.
4447 (add_to_sequence): Add DT_num_insns test.
4448 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
4449 (write_cond, debug_decision_2): Ditto.
4450 (change_state): Assume peep2_next_insn never fails.
4451 Remove "afterward" argument.
4452 (write afterward, write_tree): Update to match.
4453 * recog.c (peep2_current_count): New variable.
4454 (peep2_next_insn): Check it.
4455 (peephole2_optimize): Set peep2_current_count.
4456 * recog.h (peep2_current_count): Declare.
4458 2005-08-26 Josh Conner <jconner@apple.com>
4461 * ipa-pure-const.c (check_tree): Check for volatile-ness
4462 when considering a dereference.
4464 2005-08-27 Jakub Jelinek <jakub@redhat.com>
4466 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
4468 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4470 PR rtl-optimization/23561
4471 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
4472 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
4473 at most LEN bytes long memory fits into the field.
4474 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
4475 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
4476 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
4478 2005-08-26 Richard Henderson <rth@redhat.com>
4481 * loop.c (biased_biv_may_wrap_p): New.
4482 (maybe_eliminate_biv_1): Use it to suppress non-equality
4483 comparison transformations. Delete disabled code.
4485 2005-08-26 Ian Lance Taylor <ian@airs.com>
4487 * combine.c (make_extraction): Avoid reference outside object.
4489 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
4491 * stor-layout.c (finalize_type_size): Restore behaviour for
4492 non-aggregate types to the status quo ante of the patch for
4493 pr 23467. Document why it matters.
4495 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4498 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
4499 array by one element, initialize the BT_LAST element with NULL.
4501 2005-08-26 David Edelsohn <edelsohn@gnu.org>
4503 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
4504 optimizing for size.
4506 (compare_plus_eqsi): Same.
4507 (plus_eqsi_compare): Same.
4508 (neg_eq0<mode>): Same.
4509 (neg_eq<mode>): Same.
4511 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
4514 2005-08-26 Nick Clifton <nickc@redhat.com>
4516 * config/v850/v850.c (ep_memory_operand): Return FALSE if
4517 TARGET_EP is not defined.
4518 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
4519 TARGET_EP is enabled.
4520 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
4521 * config/v850/v850.md (save_all_interrupt): Only use the EP
4522 register if TARGET_EP is defined.
4523 (restore_all_interrupt): Likewise.
4524 * config/v850/lib1funcs.asm: Update functions so that the EP
4525 register is only used if __EP__ is defined.
4527 2005-08-26 David Ung <davidu@mips.com>
4529 * config/mips/mips.c (mips_expand_prologue): Handle case when
4530 generating for MIPS16 and the outgoing argument area is more than
4531 SMALL_OPERAND. Use the frame pointer as temporary to generate the
4534 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
4536 * config/crx/crx.md: Make doloop_end pattern usage controllable
4537 via mloop-nesting=<max-nesting> command line switch. Make sure
4538 the combiner cannot use doloop_end_<mode> in an illegal way.
4539 * config/crx/crx.c: Use regs up to r6 for argument passing.
4540 Refine crx_address_cost (non cst4 displacements are expensive).
4541 * config/crx/crx.opt: Add switch for mloop-nesting=.
4543 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
4545 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
4546 (UNSPEC_MVST): New constant.
4548 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
4550 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
4551 Reject operands containing eliminable registers.
4552 * testsuite/gcc.dg/20050825-1.c: New testcase.
4554 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4555 Jan Hubicka <jh@suse.cz>
4557 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
4559 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4561 PR tree-optimization/23546
4562 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
4565 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
4567 * params.def (PARAM_MIN_SPEC_PROB): New.
4568 * sched-rgn.c (MIN_PROBABILITY): Delete.
4569 (compute_trg_info): Convert to PARAM_VALUE.
4570 * doc/invoke.texi (param): Document min-spec-prob.
4572 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
4574 * config/darwin.h: define __PIC__
4575 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
4576 TARGET_OS_CPP_BUILTINS macro.
4578 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4580 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
4583 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4585 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
4587 * cfghooks.c (duplicate_block): Added position where to place
4588 new block as argument.
4589 * cfghooks.h (duplicate_block): Declaration changed.
4590 * cfglayout.c (copy_bbs): Add argument after. Pass it to
4592 * cfglayout.h (copy_bbs): Declaration changed.
4593 * cfgloop.h (loop_version): Declaration changed.
4594 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
4595 position to copy_bbs.
4596 (loop_version): Pass position to duplicate_loop_to_header_edge.
4597 Add place_after argument and position new blocks according to
4599 * modulo-sched.c (sms_schedule): Pass place_after argument
4601 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
4602 * tree-cfg.c (split_edge_bb_loc): New function.
4603 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
4604 to determine position of new blocks.
4605 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
4607 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
4608 argument to duplicate_block.
4609 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
4610 Pass position to copy_bbs.
4612 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4614 * fold-const.c (ptr_difference_const): Use
4615 cst_and_fits_in_hwi instead of host_integerp.
4617 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4619 * config/darwin.c (gen_pic_offset): New.
4620 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
4623 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
4625 PR tree-optimization/23486
4626 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
4628 2005-08-23 Phil Edwards <phil@codesourcery.com>
4630 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
4631 remove use_collect2.
4632 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
4634 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
4635 configuration files to override the default value.
4637 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
4638 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
4639 * config/vx-common.h: New file, split out from...
4640 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
4641 * config/vxworksae.h: New file, for VxWorks AE.
4642 * config/vxworks.opt: New file.
4643 * config/vxlib.c: Update for VxWorks 6.
4645 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
4646 other MULTILIB_* variables appropriately.
4647 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
4648 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
4649 * config/rs6000/vxworks.h: Update for VxWorks 6.
4650 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
4652 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
4655 * config/darwin.c (machopic_select_section): Remove the hack to
4656 mark "::operator new" and "::operator delete" for coalescing
4657 even though they are not weak.
4659 2005-08-24 Alan Modra <amodra@bigpond.net.au>
4661 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
4662 * configure: Regenerate.
4664 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4667 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
4669 * convert.c (convert_to_integer, convert_to_vector): Likewise.
4670 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
4673 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4675 * config/rs6000/predicates.md (equality_operator): New.
4676 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
4677 comparison with a large constant.
4679 2005-08-23 Mark Mitchell <mark@codesourcery.com>
4681 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
4683 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
4685 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
4686 registers is even, and we have a hardware double precision fp,
4688 (sh_gimplify_va_arg_expr): For floating point arguments, consider
4689 size of current argument when checking if argument was passed in
4692 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
4695 * stor-layout.c (finalize_type_size): Dont override
4696 existing alignment with a smaller alignment from the mode.
4698 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4700 * lambda-code.c (lambda_vector_lexico_pos): Moved...
4701 * lambda.h (lambda_vector_lexico_pos): ... here.
4702 * tree-data-ref.c (build_classic_dist_vector): Return false when
4703 the distance vector is lexicographically negative.
4705 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4707 PR tree-optimization/23511
4708 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
4709 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
4711 2005-08-23 Jakub Jelinek <jakub@redhat.com>
4713 PR tree-optimization/22043
4714 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
4715 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
4716 If ALLOW_FLEXARR, handle types ending with flexible array member.
4717 Pass false as second argument to recursive count_type_elements calls.
4718 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
4719 argument to count_type_elements call.
4720 * tree-sra.c (decide_block_copy): Likewise.
4721 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
4722 for a constant-sized object, set cleared as well. Pass true as
4723 second argument to count_type_elements call.
4725 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4728 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
4729 from legitimate_small_data_p, and make global. Update use.
4730 Remove forward declaration.
4731 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
4733 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
4735 2005-08-23 David Edelsohn <edelsohn@gnu.org>
4737 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
4738 of scratch intermediates.
4739 (eq<mode>_compare): Same.
4740 (neg_eq0<mode>): New.
4741 (neg_eq<mode>): Convert to define_insn_and_split.
4743 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4746 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
4747 stdarg functions, set/clear the fp marker even when no variable
4749 * config/rs6000/sysv4.opt (mprototype): Describe.
4751 2005-08-22 Jakub Jelinek <jakub@redhat.com>
4753 PR rtl-optimization/23478
4754 * regs.h (reg_info): Add throw_calls_crossed.
4755 (REG_N_THROWING_CALLS_CROSSED): Define.
4756 * flow.c (allocate_reg_life_data): Initialize
4757 REG_N_THROWING_CALLS_CROSSED.
4758 (propagate_one_insn, attempt_auto_inc): Update
4759 REG_N_THROWING_CALLS_CROSSED.
4760 * global.c (global_alloc): Don't allocate pseudos across
4761 calls that may throw.
4763 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
4766 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
4767 value is inbetween the range if we did not find an exact match.
4769 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
4771 * doc/invoke.texi (Option Summary): Add ms1 options.
4772 * doc/extend.texi: Document interrupt handler attribute for ms1.
4773 * doc/md.texi: Document ms1 constraints.
4774 * config.gcc: Add ms1-*-elf.
4775 * config/ms1/ms1.h: New.
4776 * config/ms1/ms1.c: New.
4777 * config/ms1/ms1.md: New.
4778 * config/ms1/ms1-protos.h: New.
4779 * config/ms1/ABI.txt: New.
4780 * config/ms1/crti.asm: New.
4781 * config/ms1/crtn.asm: New.
4782 * config/ms1/lib2extra-funcs.c: New.
4783 * config/ms1/t-ms1: New.
4784 * config/ms1/ms1.opt: New.
4786 2005-08-22 Ira Rosen <irar@il.ibm.com>
4788 * config/rs6000/altivec.md (xorv4sf3): New.
4789 (negv4sf2, neg<mode>2): Likewise.
4791 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
4794 * config/ia64/ia64.md (divsi3): Check divide by zero.
4795 (udivsi3): Likewise.
4797 (udivdi3): Likewise.
4799 2005-08-21 Jakub Jelinek <jakub@redhat.com>
4801 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
4802 up to elem_bitsize bits, not max_bitsize.
4804 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4806 PR tree-optimization/23433
4807 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
4808 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
4810 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4812 PR tree-optimization/23434
4813 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
4814 the iteration bound is not an INTEGER_CST.
4816 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
4818 * tree-vect-transform.c (get_initial_def_for_reduction): Set
4819 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
4820 NULL if need_epilog_adjust is false.
4821 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
4822 Case 3 always peels first itration, not just for PLUS case, and no need
4823 to use scalar_initial_def here. Create an epilog adjustment only if
4824 scalar_initial_def is not NULL.
4826 (vectorizable_reduction): Remove assert.
4828 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
4831 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
4832 (__moddi3): Likewise.
4833 (__udivdi3): Likewise.
4834 (__umoddi3): Likewise.
4835 (__divsi3): Likewise.
4836 (__modsi3): Likewise.
4837 (__udivsi3): Likewise.
4838 (__umodsi3): Likewise.
4840 2005-08-20 Jakub Jelinek <jakub@redhat.com>
4842 * tree-pass.h (TDF_GRAPH): Define.
4843 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
4844 * passes.c (finish_optimization_passes): Only call
4845 finish_graph_dump_file if TDF_GRAPH is set.
4846 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
4847 NULL. Set TDF_GRAPH bit.
4848 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
4850 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
4852 * arm.h (arm_stack_offsets): Add locals_base field.
4853 * arm.c (arm_get_frame_offsets): Compute it.
4854 (thumb_compute_initial_elimination offset): Make the Thumb frame
4855 pointer point to the base of the local variables.
4856 (thumb_expand_prologue): Update accordingly.
4857 (thumb_expand_epilogue): Likewise.
4859 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
4860 mode of clobbered scratch to DImode. Handle a case that's known to
4863 2005-08-19 David Edelsohn <edelsohn@gnu.org>
4865 * config/rs6000/rs6000.md (gt0<mode>): Delete.
4866 (gt0<mode>_compare): Delete.
4867 (neg_gt0<mode>): Delete.
4869 2005-08-19 Eric Christopher <echristo@apple.com>
4871 * optabs.h: Change CTI_ to COI_.
4874 2005-08-19 James E Wilson <wilson@specifix.com>
4876 * builtins.c (expand_builtin_return_addr): Set
4877 current_function_accesses_prior_frames when count != 0. Use
4878 frame_pointer_rtx when count == 0.
4879 * function.h (struct function): Add accesses_prior_frames field.
4880 (current_function_accesses_prior_frames): Define.
4881 * reload1.c (init_elim_table): Check
4882 current_function_accesses_prior_frames.
4883 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
4885 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4887 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
4888 indicator. Return true if the flowgraph changed during
4891 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4894 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
4895 conditional expression before testing its value.
4897 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4899 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
4901 2005-08-19 Devang Patel <dpatel@apple.com>
4903 PR tree-optimization/23048
4904 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
4905 third parameter. Check whether latch is dominated by exit
4907 (if_convertible_loop_p): Supply exit block itself to
4908 if_convertible_bb_p.
4910 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4913 * arm.md (arm_load_pic_register): Change argument to the mask of
4914 saved registers. Call thumb_find_work_register if we need a
4915 scratch register on Thumb.
4916 (arm_expand_prologue): Pass empty register set to
4917 arm_load_pic_register.
4918 (thumb_expand_prologue): Pass live_regs_mask directly to
4919 arm_load_pic_register.
4920 * arm-protos.h (arm_load_pic_register): Update prototype.
4922 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
4924 * sh.c (find_sole_member): New function.
4925 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
4926 if the record's alignment is larger than the size of its only member.
4928 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4931 * arm.c (thumb_legitimize_reload_address): New function.
4932 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
4933 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
4935 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
4937 * config/crx/crx.c: Implement crx_decompose_address. Reject
4938 symbolic displacements since CRX register relative adressing
4939 mode can't handle unsigned 32-bit values as displacements.
4940 * config/crx/crx.h: Simplify definitions, remove redundant
4941 parenthesis and obsolete macros.
4942 * config/crx/crx.opt: Add new switch for debugging addresses.
4943 * config/crx/crx-protos.h: Add new declarations for above.
4945 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
4948 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
4951 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4953 * collect2.c (dup2): Delete.
4954 * configure.ac: Don't check for dup2.
4956 * config.in, configure: Regenerate.
4958 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
4960 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
4961 record with the type of its only member.
4963 2005-08-18 David Edelsohn <edelsohn@gnu.org>
4965 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
4966 define_insn_and_split.
4967 (plus_ltu<mode>_compare): Same.
4968 (gtu<mode>_compare): Same.
4969 (plus_gtu<mode>_compare): Same.
4971 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
4973 PR tree-optimization/22228
4974 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
4976 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
4977 are recorded in vect_vnames_to_rename for renaming.
4978 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
4979 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
4980 in vect_vnames_to_rename.
4981 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
4982 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
4984 2005-08-18 Jan Hubicka <jh@suse.cz>
4987 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
4988 info only for local statics, not for member variables.
4990 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4992 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
4994 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4996 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
4998 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
5001 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
5003 2005-08-17 James E Wilson <wilson@specifix.com>
5005 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5008 2005-08-17 David Edelsohn <edelsohn@gnu.org>
5010 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
5011 (leu<mode>_compare): Same.
5012 (plus_leu<mode>): Same.
5013 (neg_leu<mode>): Same.
5014 (and_neg_leu<mode): Same.
5015 (ltu<mode>_compare): Same.
5016 (plus_ltu<mode>): Same.
5018 (geu<mode>_compare): Same.
5019 (plus_geu<mode>): Same.
5020 (neg_geu<mode>): Same.
5021 (and_neg_geu<mode>): Same.
5022 (plus_gt<mode>): Same.
5023 (gtu<mode>_compare): Same.
5024 (plus_gtu<mode>): Same.
5026 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
5028 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
5029 Move call_table_data to end. Delete spurious .text.
5030 (callt_save_all_interrupt): Fix comment typo.
5032 2005-08-17 James E Wilson <wilson@specifix.com>
5033 Kevin Winchester <winchester@amirix.com>
5036 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
5038 2005-08-17 Uros Bizjak <uros@kss-loka.si>
5041 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
5042 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
5044 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
5046 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
5047 record with the type of its only member if the modes don't match.
5049 * varasm.c (decode_reg_name): Skip empty additional register names.
5051 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
5053 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
5054 lsm_tmp_name_length): New.
5055 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
5056 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
5058 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5059 Andreas Krebbel <krebbel1@de.ibm.com>
5061 * config.gcc: Added z9-109 switch.
5062 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
5063 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
5064 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
5065 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
5066 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
5067 for "z9_109" cpu attribute.
5068 * config/s390/s390.c (z9_109_cost): New processor cost structure.
5069 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
5070 (s390_handle_arch_option): Added z9-109 switch.
5071 (override_options): Set respective cost function for z9-109.
5072 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
5073 (legitimate_reload_constant_p): Accept extended immediates.
5074 (print_operand): Three new output modifiers added: k, m and o.
5075 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
5076 (s390_output_mi_thunk): Use extended immediate when possible.
5077 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
5078 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
5079 (CONSTRAINT_LEN): Added length of O constraint.
5080 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
5081 * config/s390/s390.md ("cpu"): New value z9_109 added.
5082 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
5083 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
5084 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
5085 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
5086 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
5087 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
5088 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
5089 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
5090 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
5091 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
5092 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
5093 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
5094 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
5095 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
5096 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
5098 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
5099 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
5100 insns for TARGET_EXTIMM.
5102 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
5104 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
5106 2005-08-17 Nick Clifton <nickc@redhat.com>
5108 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
5109 Call default_encode_section_info.
5111 2005-08-17 Steven Bosscher <stevenb@suse.de>
5113 PR tree-optimization/21574
5114 * tree-ssa-ccp.c (likely_value): If the right hand side is a
5115 constant, return CONSTANT.
5116 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
5117 (ccp_fold, visit_assignment): Likewise.
5118 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
5120 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5122 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
5123 fold_buildN instead of buildN then fold_initializer or fold.
5124 (build_unary_op): Likewise.
5125 (build_binary_op): Likewise.
5126 * fold-const.c (fold_initializer): Remove.
5127 (fold_build1_initializer): New function.
5128 (fold_build2_initializer): New function.
5129 (fold_build3_initializer): New function.
5130 * tree.h (fold_initializer): Remove.
5131 (fold_build1_initializer): New function.
5132 (fold_build2_initializer): New function.
5133 (fold_build3_initializer): New function.
5135 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5137 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
5138 (try_move_mult_to_index): Call fold_build2 instead of build2.
5139 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
5140 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
5141 fold_binary_to_constant.
5142 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
5144 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
5145 check if A == gcd (A, B). Remove TYPE argument.
5146 (analyze_offset) Use fold_build2 instead of fold (build.
5147 (create_data_ref): Likewise.
5148 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
5149 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
5152 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
5154 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
5155 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
5157 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
5160 * gimplify.c (zero_sized_type): New function.
5161 (gimplify_modify_expr_rhs): If we have a zero sized type,
5162 replace the statement with an empty statement.
5164 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
5166 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
5169 2005-08-16 Ian Lance Taylor <ian@airs.com>
5171 * doc/tm.texi (Label Output): Correct typo.
5173 2005-08-16 Steven Bosscher <stevenb@suse.de>
5176 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
5177 force_operand will work later on using have_insn_for.
5179 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5181 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
5183 2005-08-16 Ian Lance Taylor <ian@airs.com>
5186 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
5187 vector type, don't try to construct it element by element. Add an
5188 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
5190 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5192 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
5194 2005-08-16 Geoffrey Keating <geoffk@apple.com>
5196 * doc/invoke.texi (Precompiled Headers): Document some more options
5197 which are known to be safe.
5199 2005-08-16 James E Wilson <wilson@specifix.com>
5201 PR tree-optimization/21105
5202 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5203 TREE_OVERFLOW check.
5205 2005-08-16 David Edelsohn <edelsohn@gnu.org>
5207 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
5208 (neg_ltu<mode>): Same.
5210 (neg_gtu<mode>): Same.
5212 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5214 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
5215 (fold_builtin_isdigit): Use fold_buildN.
5216 (build_function_call_expr): Likewise.
5217 * c-typeck.c (c_finish_loop): Likewise.
5219 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
5220 Richard Shann <rshann@superh.com>
5222 PR middle-end/20396:
5223 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
5225 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
5227 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
5229 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
5232 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
5233 arm_compure_save_reg0_reg12_mask to determine when the PIC register
5236 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5239 * fold-const.c (build_range_check): Disable optimization for function
5240 pointer expressions on targets that require function pointer
5243 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
5245 * simplify-rtx.c (simplify_const_relational_operation): When
5246 extracting arguments of a COMPARE, recompute the mode as well.
5248 2005-08-15 Ian Lance Taylor <ian@airs.com>
5250 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
5252 2005-08-15 DJ Delorie <dj@redhat.com>
5254 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
5256 (movsi_splittable): Allow, but split, moves to the stack.
5257 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
5260 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5262 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
5263 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
5264 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
5266 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
5267 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
5268 Delete HOST_PTR_PRINTF.
5270 * configure, config.in: Regenerate.
5272 2005-08-15 David Edelsohn <edelsohn@gnu.org>
5274 * config/rs6000/rs6000.md (QHSI): New mode macro.
5275 (wd): Extend mode attr for QImode and HImode
5276 (dbits): New mode attr.
5277 (zero_extend<mode>di2): Convert to mode macro.
5279 2005-08-15 Steve Ellcey <sje@cup.hp.com>
5282 * doc/invoke.texi (-mgnu-ld): Update description.
5285 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5288 * Makefile.in (tree-chrec.o): Depends on real.h.
5289 * tree-chrec.c: Include real.h.
5290 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
5291 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
5292 * tree-scalar-evolution.c (add_to_evolution_1,
5293 interpret_rhs_modify_expr): Ditto.
5295 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5298 * tree-data-ref.c (estimate_niter_from_size_of_data): When
5299 step is negative compute the estimation from init downwards to zero.
5301 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
5303 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
5305 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5307 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
5309 (legitimate_reload_constant_p): Fix handling of lliXX operands.
5310 Accept double-word constants that can be split.
5311 * config/s390/s390.md ("movti"): Use 'P' constraint.
5312 ("*movdi_31", "*movdf_31"): Likewise.
5314 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
5316 Fix PR tree-optimization/22615
5318 * tree-ssa-structalias.c (solution_set_add): Handle
5319 first_vi_for_offset returning NULL.
5320 (do_da_constraint): Ditto.
5321 (do_sd_constraint): Ditto.
5322 (do_ds_constraint): Ditto
5323 (find_func_aliases): Ditto.
5324 (build_constraint_graph): RHS is allowed be ANYTHING.
5325 (first_vi_for_offset): Return NULL if we couldn't find anything at
5328 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5330 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
5331 over memory as first operand.
5333 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
5336 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
5337 available for setting it.
5339 2005-08-14 Ira Rosen <irar@il.ibm.com>
5341 PR tree-optimization/23320
5342 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
5343 data-refs' types instead of base object nullness. Add check for
5344 pointer type data-refs before first location comparison. Remove
5347 2005-08-14 Andreas Schwab <schwab@suse.de>
5349 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
5351 2005-08-13 James E Wilson <wilson@specifix.com>
5353 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
5354 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
5355 -fstack-protector-all, --param ssp-buffer-size): Document.
5356 (-Wvariadic-macros): Alphabetize.
5357 (-fsched-stalled-insns-dep): Add missing 'f'.
5359 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
5362 2005-08-13 David Edelsohn <edelsohn@gnu.org>
5364 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
5365 or indirect address operand.
5366 (EXTRA_ADDRESS_CONSTRAINT): New.
5367 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
5369 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
5371 PR tree-optimization/22236
5372 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
5373 successors and predecessors.
5374 * tree-chrec.c (chrec_convert): Before converting, check that
5375 sequences don't wrap.
5376 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
5377 (analyze_array): Extern.
5378 (find_data_references_in_loop): Remove call to
5379 compute_estimated_nb_iterations.
5380 * tree-data-ref.h (analyze_array): Declared.
5381 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
5382 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
5383 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
5384 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
5386 * tree-ssa-loop-ivcanon.c: Fix documentation.
5387 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
5388 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
5389 (infer_loop_bounds_from_undefined): New.
5390 (estimate_numbers_of_iterations_loop): Use
5391 infer_loop_bounds_from_undefined.
5392 (used_in_pointer_arithmetic_p): New.
5393 (scev_probably_wraps_p): Pass an extra parameter. Call
5394 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
5395 (convert_step): Fix documentation.
5396 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
5397 Use initial_condition_in_loop_num and evolution_part_in_loop_num
5398 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
5399 scev_probably_wraps_p.
5401 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5403 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
5404 (s390_register_info): Ignore clobbered_regs information for fixed
5405 registers, and only fixed registers.
5406 (s390_init_frame_layout): Remove redundant call.
5408 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
5410 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
5411 description of -Wold-style-casts.
5413 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5414 Jakub Jelinek <jakub@redhat.com>
5416 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5417 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
5418 * config/s390/s390.c (print_operand): New output modifier 'G' added.
5419 (get_thread_pointer): Renamed to s390_get_thread_pointer.
5420 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
5421 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
5422 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
5423 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5424 ("stack_protect_set", "stack_protect_test"): New expanders.
5425 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
5426 "stack_protect_testdi"): New insn definitions.
5428 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5430 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
5432 2005-08-12 Paul Brook <paul@codesourcery.com>
5434 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
5436 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5438 * config/s390/predicates.md (setmem_operand): New predicate.
5439 (shift_count_operand): Accept ANDs with special constants as
5441 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
5442 with special constants.
5443 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
5444 shift_count_operand with setmem_operand.
5446 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5448 * config/s390/s390.c (s390_extract_part, s390_single_part):
5450 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
5451 (s390_output_mi_thunk): Don't use lg on 31 bit.
5452 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
5453 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
5455 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5457 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
5458 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
5459 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
5460 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
5461 with one of the new macros.
5463 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5465 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
5466 Don't set save_return_addr_p.
5467 (s390_register_info): Make clobbered_regs not depending on
5470 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5472 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
5473 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
5475 2005-08-11 James E. Wilson <wilson@specifix.com>
5477 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
5479 2005-08-11 Jakub Jelinek <jakub@redhat.com>
5481 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
5482 locations gathered by var-tracking in single entry loc_list
5483 over loc_descriptor_from_tree.
5485 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
5486 pass it down to loc_descriptor.
5487 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
5488 (containing_function_has_frame_base): Move earlier in the file.
5489 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
5490 instead of always assuming fbreg can't be used.
5492 2005-08-11 David Edelsohn <edelsohn@gnu.org>
5494 * config/rs6000/altivec.md: Change constraint "m" to "Z".
5495 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5496 Accept address wrapped in AND for Altivec.
5497 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5498 Strip AND wrapping offset address for Altivec.
5500 2005-08-11 Richard Henderson <rth@redhat.com>
5503 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
5504 before using TYPE_IS_SIZETYPE.
5506 2005-08-11 Richard Henderson <rth@redhat.com>
5509 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
5510 insn types not present on ev4.
5511 (alphaev5_insn_pipe): Similarly.
5513 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
5516 * arm.c (arm_override_options): If the user has selected callee-super-
5517 interworking, then enable normal interworking.
5519 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5521 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
5524 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
5526 * doc/rtl.texi: Fix two typos.
5528 2005-08-11 Richard Guenther <rguenther@suse.de>
5531 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
5532 cases where we call to/from functions returning void.
5534 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
5537 * tree.c (build_pointer_type_for_mode): Robustify.
5539 2005-08-10 James E Wilson <wilson@specifix.com>
5541 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
5542 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
5544 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
5547 2005-08-10 Eric Christopher <echristo@apple.com>
5549 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
5550 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
5553 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
5556 * config/darwin.c (machopic_indirect_data_reference): Use a new register
5557 for the high part when generating dynamic-no-pic code.
5559 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
5561 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
5562 (x86_64-*-linux*): Likewise.
5564 * config/i386/crtfastmath.c: New file.
5565 * config/i386/t-crtfm: Likewise.
5567 * config/i386/linux.h (ENDFILE_SPEC): New.
5568 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
5570 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5573 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
5575 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
5576 (vec_shl, vec_shr): Document new operations.
5577 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
5579 2005-08-10 David Edelsohn <edelsohn@gnu.org>
5581 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
5582 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
5583 change predicate to indexed_or_indirect_address.
5585 2005-08-10 Richard Sandiford <richard@codesourcery.com>
5587 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
5588 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
5589 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
5590 and __aeabi_uwrite8.
5591 * config/arm/unaligned-funcs.c: New file.
5592 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
5594 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
5596 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
5598 * cfglayout.c (pass_insn_locators_initialize): Add dump.
5599 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
5601 * except.c (pass_convert_to_eh_region_ranges): Add dump.
5602 * final.c (pass_shorten_branches): Add dump.
5603 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
5604 (pass_life): Rename dump.
5605 (rest_of_handle_flow2): Remove initial verify_flow_info.
5606 * function.c (pass_instantiate_virtual_regs): Add dump.
5607 * integrate.c (pass_initial_value_sets): Add dump.
5608 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
5609 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
5610 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
5611 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
5612 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
5613 gate_rtl_unrool_and_peel_loops): New.
5614 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
5615 rtl_doloop): Do not look at flags.
5616 * mode-switching.c (pass_mode_switching): Add dump.
5617 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
5618 pass_split_before_regstack): Add dump.
5619 * regmove.c (pass_stack_adjustments): Add dump.
5620 * tree-optimize.c (pass_fixup_cfg): Add dump.
5622 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5625 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
5626 deciding which instruction sequence to use.
5628 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
5630 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
5631 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
5633 2005-08-09 Richard Guenther <rguenther@suse.de>
5635 * c-common.c (builtin_function_2): Remove.
5636 (def_builtin_1): New function.
5637 (c_common_nodes_and_builtins): Use def_builtin_1 to
5638 build builtin functions.
5640 2005-08-09 Jie Zhang <jie.zhang@analog.com>
5642 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
5643 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5644 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
5647 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5649 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
5650 fold_binary instead of fold_build2 since we don't care about the
5652 (loop_niter_by_eval): Likewise.
5653 (compare_trees): Likewise.
5654 (proved_non_wrapping_p): Likewise.
5656 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5660 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
5661 if the if is really empty.
5663 2005-08-09 Steven Bosscher <stevenb@suse.de>
5665 PR tree-optimization/23234
5666 * tree-ssa-math-opts.c (place_reciprocal): New enum.
5667 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
5668 argument of the new enum.
5669 (execute_cse_reciprocals): Add reciprocals for function arguments
5670 on the unique successor edge of the entry block. Update other calls
5671 to execute_cse_reciprocals_1.
5673 2005-08-08 Richard Henderson <rth@redhat.com>
5676 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
5678 2005-08-08 Bob Wilson <bob.wilson@acm.org>
5680 * expr.c (write_complex_part): Return after handling MEM.
5682 2005-08-08 Josh Conner <jconner@apple.com>
5684 PR rtl-optimization/23241
5685 * combine.c (simplify_comparison): Fix error in determining
5686 whether to lift a subreg from comparison.
5688 2005-08-08 David Edelsohn <edelsohn@gnu.org>
5691 * config/rs6000/altivec.md (vec_init<mode>): New.
5692 (vec_set<mode>): New.
5693 (vec_extract<mode>): New.
5694 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
5695 (rs6000_expand_vector_set): New.
5696 (rs6000_expand_vector_extract): New.
5697 (rs6000_legitimate_offset_address_p): Offset addresses are valid
5698 for Altivec modes before reload.
5699 (altivec_expand_vec_init_builtin): New.
5700 (get_element_number): New.
5701 (altivec_expand_vec_set_builtin): New.
5702 (altivec_expand_vec_ext_builtin): New.
5703 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
5705 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
5707 * config/rs6000/rs6000.h (rs6000_builtins): Add
5708 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
5709 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
5710 * config/rs6000/rs6000-protos.h: Declare new functions.
5712 2005-08-08 Jan Hubicka <jh@suse.cz>
5714 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
5715 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
5716 * i386.md (movdi*): Use pic_32bit_operand.
5717 * predicates.md (pic_32bit_operand): New.
5719 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
5722 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
5724 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
5726 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
5727 (test_for_singularity): Use fold_build2.
5729 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5731 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
5733 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
5735 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
5736 (COMMON_ASM_OP) Define.
5737 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
5738 (ix86_encode_section_info): Likewise.
5739 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
5740 SUBTARGET_ENCODE_SECTION_INFO.
5742 2005-08-06 Richard Henderson <rth@redhat.com>
5745 * tree-nested.c (convert_local_reference): Save and restore val_only
5746 around component_ref and friends. Clear walk_subtrees by default.
5748 2005-08-06 Peter O'Gorman <peter@pogma.com>
5751 * gcc.c (process_command): Check the argument to -b has a dash.
5752 * doc/invoke.texi: Update -b and -V docs.
5754 2005-08-06 James E Wilson <wilson@specifix.com>
5756 * config/mips/cross64.h, config/mips/t-cross64: Delete.
5758 2005-08-06 Michael Matz <matz@suse.de>
5760 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
5761 member only if only one insn is associated with the value.
5763 2005-08-06 Nick Clifton <nickc@redhat.com>
5765 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
5767 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
5768 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
5769 Check symbol flags instead of symbol name mangling.
5770 (xstormy16_asm_output_aligned_common): Likewise. Also
5771 simplify code since the bss100_section cass is the only case
5772 where the below100 code will be triggered.
5773 (xstormy16_encode_section_info): Encode below100 attribute
5774 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
5776 (xstormy16_strip_name_encoding): Delete - this function is no
5778 (TARGET_STRIP_NAME_ENCODING): Undefine.
5779 * config/stormy16/stormy16-protos.h: Delete prototype for
5780 xstormy16_strip_name_encoding.
5782 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
5784 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
5785 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
5786 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
5787 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
5788 config/alpha/predicates.md, config/arc/arc.h,
5789 config/arm/arm.h, config/arm/ieee754-df.S,
5790 config/arm/ieee754-sf.S, config/bfin/bfin.c,
5791 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
5792 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
5793 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
5794 config/m68hc11/m68hc11.h, config/mips/mips.c,
5795 config/mips/mips.h, config/mips/openbsd.h,
5796 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
5797 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
5798 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5799 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
5800 config/sparc/linux.h, config/sparc/linux64.h,
5801 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
5802 doc/extend.texi, doc/gcov.texi, doc/install.texi,
5803 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
5804 typos. Follow spelling conventions.
5806 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
5809 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
5810 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
5811 specially. Check for side effects only for COND_EXPR.
5812 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
5813 return with TREE_NO_WARNING.
5815 2005-08-06 Richard Sandiford <richard@codesourcery.com>
5817 PR rtl-optimization/23233
5818 * loop.c (combine_movables): Require the modes to be the same.
5819 (move_movables): Remove handling of cases where the replacement
5820 had a different mode to the original.
5822 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
5824 PR tree-optimization/23128
5825 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
5826 subtraction wrap, and set TREE_OVERFLOW if they do.
5828 2005-08-05 Richard Henderson <rth@redhat.com>
5831 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
5832 FORCED_LABEL labels.
5834 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
5837 * reload.c (find_reloads_subreg_address): Pass down TYPE
5838 unchanged. Change all callers except find_reloads_toplev.
5840 2005-08-05 Michael Matz <matz@suse.de>
5842 * genattrtab.c (current_alternative_string): Remove.
5843 (SIMPLIFY_ALTERNATIVE): Ditto.
5844 (attr_alt_bit_p): Ditto.
5845 (alternative_name): Make const char *.
5846 (evaluate_eq_attr): Remove use of above things.
5847 (simplify_test_exp): Ditto.
5848 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
5849 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
5851 2005-08-04 James E Wilson <wilson@specifix.com>
5853 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
5854 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
5855 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
5856 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
5857 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
5859 2005-08-04 Richard Henderson <rth@redhat.com>
5862 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
5863 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
5864 * tree-sra.c (decide_block_copy): Use it. Disable element copy
5865 if we'd have to instantiate too many members.
5867 2005-08-04 Richard Henderson <rth@redhat.com>
5870 * tree-outof-ssa.c (coalesce_asm_operands): New.
5871 (coalesce_ssa_name): Use it. Split out ...
5872 (coalesce_phi_operands, coalesce_result_decls): ... these.
5874 2005-08-04 Paul Brook <paul@codesourcery.com>
5876 * read-rtl.c (read_quoted_string): Break if EOF.
5878 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
5880 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
5881 (fold_build2): Likewise.
5882 (fold_build3): Likewise.
5883 (fold_build1_stat): New function prototype.
5884 (fold_build2_stat): Likewise.
5885 (fold_build3_stat): Likewise.
5886 * fold-const.c (fold_build1): Rename to ..
5887 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5888 through to build1_stat.
5889 (fold_build2): Rename to ..
5890 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5891 through to build2_stat.
5892 (fold_build3): Rename to ..
5893 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5894 through to build3_stat.
5896 2005-08-04 David Edelsohn <edelsohn@gnu.org>
5897 Ian Lance Taylor <ian@airs.com>
5899 * function.c (assign_stack_local_1): Do not correct stack slot
5900 address if allocation size is smaller than mode size.
5902 2005-08-04 Diego Novillo <dnovillo@redhat.com>
5905 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
5906 (tree_merge_blocks): Propagate anything allowed by
5908 Clarify documentation.
5909 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
5910 SSA form, schedule an update if necessary.
5912 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
5914 * doc/install.texi (Binaries): Remove broken link to
5915 Sinix/Reliant Unix binaries.
5917 2005-08-03 Richard Henderson <rth@redhat.com>
5920 * function.c (stack_protect_epilogue): Export.
5921 * tree.h (stack_protect_epilogue): Declare.
5922 * calls.c (expand_call): Call it.
5924 2005-08-03 Eric Christopher <echristo@apple.com>
5926 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
5927 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
5930 2005-08-04 Jan Hubicka <jh@suse.cz>
5932 * profile.c (branch_prob): Split edges with goto locus on them
5933 to get proper line counts.
5934 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
5936 2005-08-03 Paul Brook <paul@codesourcery.com>
5938 * function.c (assign_parms): Round current_function_args_size
5939 to PARM_BOUNDARY, not STACK_BOUNDARY.
5941 2005-08-03 Geoffrey Keating <geoffk@apple.com>
5943 * config/i386/i386.c (x86_elf_aligned_common)
5944 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
5946 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
5948 PR tree-optimization/23157
5949 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
5950 before emitting them.
5952 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5954 PR tree-optimization/19899
5955 * Makefile.in (tree-scalar-evolution.o): Add real.h.
5956 * tree-scalar-evolution.c: Include real.h.
5957 (add_to_evolution): Build constant -1 of correct type.
5959 2005-08-03 Jan Hubicka <jh@suse.cz>
5961 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
5962 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
5963 profile updating for complette unrolling.
5964 * loop-unroll.c (peel_loop_completely): Use it.
5965 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
5966 (tree_unroll_loops_completely): Disable code growing unrolling of cold
5969 2005-08-03 Paul Brook <paul@codesourcery.com>
5971 * combine.c (can_change_dest_mode): New function.
5972 (try_combine, simplify_set): Use it.
5974 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
5976 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
5979 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
5981 * doc/install.texi (Specific): Adjust link to openavr.org.
5982 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
5983 (Binaries): Adjust HP-UX Porting Center link.
5984 (Binaries): Adjust Free Software Foundation ordering link.
5986 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
5988 * convert.c (convert_to_integer): Use fold_build1 instead of
5989 build1 when converting an integer to an integer.
5991 2005-08-02 Richard Henderson <rth@redhat.com>
5993 * combine.c (combine_instructions): Don't use reg_equal/equiv
5994 results if the mode doesn't match.
5996 2005-08-02 Mark Mitchell <mark@codesourcery.com>
5998 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
5999 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
6001 2005-08-02 Richard Henderson <rth@redhat.com>
6004 * explow.c (memory_address): Remove special-case for
6005 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
6007 2005-08-02 Diego Novillo <dnovillo@redhat.com>
6010 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
6011 number of calls to cleanup_tree_cfg_1.
6013 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
6015 * doc/invoke.texi: document file extensions .F90 and .F95
6017 2005-08-02 Richard Guenther <rguenther@suse.de>
6019 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
6020 positive if its first argument is positive.
6022 2005-08-02 Richard Guenther <rguenther@suse.de>
6024 PR tree-optimization/23177
6025 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
6028 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
6030 PR tree-optimization/23129
6031 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
6032 varying for divisions with anti-ranges.
6034 2005-08-02 Jan Hubicka <jh@suse.cz>
6036 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
6037 * tree-ssa-threadupdate.c (thread_block): Add it here.
6039 2005-08-01 James E Wilson <wilson@specifix.com>
6041 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
6042 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
6043 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
6045 * config/mips/predicates.md (const_call_insn_operand): Add check for
6046 SYMBOL_REF_LONG_CALL_P.
6047 * doc/extend.texi (long_call): Document the new attribute.
6049 2005-08-01 Ian Lance Taylor <ian@airs.com>
6050 Richard Henderson <rth@redhat.com>
6052 * Makefile.in (RTL_BASE_H): Add real.h.
6053 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
6055 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
6057 * rtl.c (rtl_check_failed_code_mode): New.
6058 * rtl.h (struct rtx_def): Add u.rv.
6059 (XCMWINT, XCNMPRV): New.
6060 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
6061 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
6063 2005-08-01 Richard Henderson <rth@redhat.com>
6065 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
6066 with auto-inc codes.
6068 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
6070 2005-08-01 Jan Hubicka <jh@suse.cz>
6072 * i386-protos.h (asm_preferred_eh_data_format): Declare.
6073 * i386.c: Include dwarf2.h
6074 (asm_preferred_eh_data_format): New.
6075 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
6077 2005-08-01 Ian Lance Taylor <ian@airs.com>
6079 * config/host-linux.c (linux_gt_pch_get_address): Add new name
6080 randomize_va_space for virtual address randomization control.
6082 2005-08-01 Steven Bosscher <stevenb@suse.de>
6084 * common.opt (flag_ipa_cp): Put in right place to maintain
6087 2005-08-01 Jan Hubicka <jh@suse.cz>
6089 * profile.c (compute_value_histograms): Fix thinko.
6090 * value-prof.c: Include toplev.h
6091 (check_counter): New function.
6092 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6093 tree_mod_subtract_transform): Add sanity check.
6095 2005-08-01 Richard Guenther <rguenther@suse.de>
6097 PR tree-optimization/23133
6098 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
6099 current functions parameter decls to find defs to cse
6102 2005-08-01 Richard Guenther <rguenther@suse.de>
6104 PR tree-optimization/23109
6105 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
6106 If trapping math is in effect, use post-dominator information
6107 to check if we'd in any case reach a trapping point before
6108 doing the reciprocal insertion.
6109 (execute_cse_reciprocals): Compute post-dominators, if necessary.
6110 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
6111 expressions are invariant only if trapping math is not in effect.
6113 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6115 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
6116 cgraph_function_versioning): New declarations.
6117 * cgraphunit.c: Add include to ipa-prop.h.
6118 (update_call_expr, cgraph_copy_node_for_versioning,
6119 cgraph_function_versioning): New functions.
6120 * integrate.c (copy_decl_for_inlining): Remove.
6121 * ipa-prop.h (ipa_replace_map): New struct.
6122 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
6123 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
6124 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
6125 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
6126 ipcp_iterate_stage, ipcp_method_scale_print,
6127 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
6128 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
6129 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
6130 ipcp_update_bb_counts, ipcp_update_profiling,
6131 ipcp_update_edges_counts): New functions.
6132 (ipcp_method_cval_init): Remove restriction regarding local methods.
6133 (ipcp_init_stage): Add ipcp_method_compute_scale.
6134 (ipcp_insert_stage): Add versioning.
6135 (ipcp_structures_print): Add ipcp_method_scale_print.
6136 (ipcp_driver): Dump profiling info.
6137 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
6138 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
6139 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
6140 (struct inline_data): Add versioning_p, ipa_info, new fields.
6141 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
6142 declare_return_variable): Replace calls to copy_decl_for_inlining with
6144 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
6146 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
6147 Add argument VERSIONING.
6148 (copy_arguments_for_versioning, copy_static_chain,
6149 function_versionable_p, tree_versionable_function_p,
6150 tree_function_versioning, replace_ref_tree): New functions.
6151 * tree-inline.h: Include varray.h.
6152 (tree_versionable_function_p, tree_function_versioning,
6153 tree copy_decl_for_dup): New declarations.
6155 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6157 * ipa-cp.c: New file. Contains IPCP specific functionality.
6158 * ipa-prop.h: New file. Contains structures/definitions that can be
6159 used by several interprocedural data flow optimizations (and also IPCP).
6160 * ipa-prop.c: New file.
6161 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
6162 * common.opt: Add ipa-cp flag.
6163 * timevar.def: Add IPCP optimization.
6164 * tree-optimize.c (init_tree_optimization_passes): Schedule
6166 * tree-pass.h (pass_ipa_cp): Declare.
6168 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
6170 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
6171 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
6172 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
6173 config/i386/i386.c, config/mips/mips.h,
6174 config/rs6000/rs6000.h, config/sh/sh.c,
6175 config/stormy16/stormy16.c: Fix comment typos.
6177 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
6180 * c-typeck.c (build_binary_op): Use common_type wrapper on
6182 (common_type): Update comment.
6184 2005-07-31 Steven Bosscher <stevenb@suse.de>
6187 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
6188 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
6189 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
6191 2005-07-31 Jan Hubicka <jh@suse.cz>
6193 * pretty-print.h (pp_widest_integer): New macro.
6194 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
6197 2005-07-31 Jan Hubicka <jh@suse.cz>
6199 * output.h (enum section_category): Export from varasm.c
6200 (categorize_decl_for_section): Likewise.
6201 * varasm.c (enum section_category): Kill.
6202 (categorize_decl_for_section): Make global.
6203 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
6205 * i386.c (ix86_section_threshold): New static variable.
6206 (ix86_in_large_data_p, ix86_encode_section_info,
6207 x86_64_elf_unique_section,
6208 x86_64_elf_select_section): New functions.
6209 (TARGET_ENCODE_SECTION_INFO): Define
6210 (override_options): Enable medium model for PIC.
6211 (ix86_expand_prologue): Expand gen_set_got_rex64.
6212 (legitimate_constant_p): Handle new UNSPECs.
6213 (legitimate_pic_address_disp_p): Likewise.
6214 (legitimize_pic_address): Lower MEDIUM model addressing.
6215 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
6216 (enum cmodel): Add MEDIUM_PIC.
6217 (SYMBOL_REF_FAR_ADDR_P): New macro.
6218 (SYMBOL_FLAG_FAR_ADDR): New flag.
6219 * i386.md (movdi): Support medium model.
6220 (set_got_rex64): New pattern.
6221 * i386.opt (mlarge-data-threshold): New flag.
6222 * predicates.md (zext_operand/sext_operand): Deal with medium model.
6223 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
6224 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
6225 TARGET_ASM_UNIQUE_SECTION): New.
6227 * invoke.texi (-mlarge_data_threshold): Document
6229 2005-07-31 Jan Hubicka <jh@suse.cz>
6231 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
6232 (coalesce_vars): Likewise.
6233 * tree-ssa-live.c (coalesce_cost): New.
6234 (build_tree_conflict_graph): Use coalesce_cost.
6235 * tree-ssa-live.h (coalesce_cost): Declare.
6237 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
6239 * arm.md (all peepholes for post-increment operations): Delete.
6240 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
6241 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
6242 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
6243 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
6244 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
6246 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
6248 * fold-const.c (tree_expr_nonnegative_p): Always return true for
6251 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
6254 * doc/invoke.texi: Document -rdynamic.
6256 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
6259 * c-parser.c (c_parser_parms_list_declarator): Call
6260 mark_forward_parm_decls.
6261 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
6262 decls with visibility structure.
6264 2005-07-30 Paul Brook <paul@codesourcery.com>
6266 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
6268 2005-07-30 Paul Brook <paul@codesourcery.com>
6270 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
6272 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
6274 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
6276 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6279 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
6280 nested function declarators.
6281 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
6282 (grokparms): Call warn_if_shadowing for parameters used within the
6284 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
6285 not used within the parameter list.
6286 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
6288 2005-07-30 Jan Hubicka <jh@suse.cz>
6290 * expr.c (expand_expr_real_1): Do not load mem targets into register.
6291 * i386.c (ix86_fixup_binary_operands): Likewise.
6292 (ix86_expand_unary_operator): Likewise.
6293 (ix86_expand_fp_absneg_operator): Likewise.
6294 * optabs.c (expand_vec_cond_expr): Validate dest.
6296 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6299 * real.c (real_from_string): Also set last bit if there is a
6300 nonzero hex digit beyond GCC's internal precision after ".".
6302 2005-07-29 David Edelsohn <edelsohn@gnu.org>
6304 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
6305 define_constants. Change duplicate values to unassigned numbers.
6306 Change UNSPEC_SUBS to UNSPEC_VSUBS.
6307 (*altivec_vspltsf): New.
6308 (altivec_vperm_v4sf): Delete.
6309 (altivec_vperm_<mode>): Use mode macro V.
6310 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
6311 (altivec_predicate_v4sf): Delete.
6312 (altivec_predicate_<mode>): Use mode macro V.
6313 (*altivec_lvesfx): New.
6314 (*altivec_stvesfx): New.
6315 (vec_realign_load_v4sf): Delete.
6316 (vec_realign_load_<mode>): Use mode macro V.
6317 * config/rs6000/rs6000.c (generate_set_vrsave): Use
6320 2005-07-29 Mark Mitchell <mark@codesourcery.com>
6323 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
6325 * configure: Regenerated.
6327 2005-07-29 Paul Brook <paul@codesourcery.com>
6329 * doc/install.texi: Add link to GFortran binaries wiki page.
6331 2005-07-29 David Ung <davidu@mips.com>
6333 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
6334 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
6335 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
6336 * config/mips/mips.md (cpu): Add 5kf name.
6337 (includes): Includes 5k.md.
6338 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
6339 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
6342 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6345 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
6346 (cleanup_tree_cfg): ... here.
6347 Call cleanup_tree_cfg_1 until there are no more cleanups to
6350 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
6352 * tree-vrp.c (compare_range_with_value): Return true or false
6353 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
6354 EQ_EXPR respectively.
6356 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
6358 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
6361 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6363 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
6364 (tree_ssa_dominator_optimize): Increment it.
6365 (dump_dominator_optimization_stats): Print it.
6367 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
6368 Steven Bosscher <stevenb@suse.de>
6370 PR rtl-optimization/23117
6371 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
6372 when head == tail. Tidy comment.
6374 2005-07-28 Richard Henderson <rth@redhat.com>
6376 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
6377 * cselib.c (rtx_equal_for_cselib_p): Likewise.
6378 * jump.c (rtx_renumbered_equal_p): Likewise.
6379 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
6380 CONST_INT and CONST_DOUBLE.
6381 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
6382 * reload.c (operands_match_p): Special case CONST_INT and
6383 CONST_DOUBLE; check mode earlier.
6385 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6388 * c-typeck.c (convert_for_assignment): Do not check
6389 DECL_IN_SYSTEM_HEADER on NULL fundecl.
6391 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6394 * c-typeck.c (composite_type): Prefer constant size arrays to
6397 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6400 * real.c (real_from_string): Set last bit if there is a nonzero
6401 hex digit beyond GCC's internal precision.
6403 2005-07-28 Richard Henderson <rth@redhat.com>
6406 * cfgcleanup.c (try_forward_edges): Watch out for end of
6409 2005-07-28 James E Wilson <wilson@specifixinc.com>
6412 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
6414 2005-07-28 Jan Hubicka <jh@suse.cz>
6416 * Makefile.in (rtl-profile.o): Kill all traces of it.
6417 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
6418 * coverage.h (rtl_coverage_counter_ref): Kill.
6419 * opts.c (flag_speculative_prefetching_set): Kill.
6420 (flag_loop_optimize_set): New.
6421 (common_handle_option): Disable loop optimizer when profiling;
6422 do not handle speculative prefetching.
6423 * passes.c (init_optimization_passes): Replace pass_profiling combo
6424 by branch_prob pass.
6425 * profile.c (compute_value_histograms): Update for simplified value
6427 (rtl_register_profile_hooks): Kill.
6428 (pass_profiling): Kill.
6429 (rest_of_handle_branch_prob): Do not profile.
6430 * toplev.c (process_options): Remove speculative prefetching.
6431 * toplev.h (flag_tree_based_profiling): Kill.
6432 * tree-profile.c (prepare_instrumented_value,
6433 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6434 tree_gen_one_value_profiler, do_tree_profiling): Update for
6435 simplified datastructures.
6436 * value-prof.c: Add comment that speculative prefetching was dropped;
6437 update rest of file for simplified datastructures.
6438 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
6439 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
6440 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
6441 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
6442 rtl_mod_subtract, gen_speculative_prefetch,
6443 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
6444 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
6445 (gate_handle_value_profile_transformations,
6446 rest_of_handle_value_profile_transformations,
6447 pass_value_profile_transformations): Kill.
6448 * value-prof.h (histogram_value_t): Remove IL based unions.
6449 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
6450 rtl_profile_hooks): Remove hooks.
6452 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
6454 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
6455 (cgraph_clone_node): Likewise.
6456 * cgraph.h (cgraph_clone_edge): Update prototype.
6457 (cgraph_clone_node): Likewise.
6458 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
6460 (lookup_recursive_calls): Consider profile.
6461 (cgraph_decide_recursive_inlining): Fix updating; use new
6462 probability argument; use profile.
6463 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
6464 * tree-inline.c (copy_bb): Update clal of clone_edge.
6465 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
6467 * invoke.texi (min-inline-recursive-probability): Document.
6469 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
6471 * doc/install.texi (Configuration): Update Valgrind homepage.
6473 2005-07-28 Richard Henderson <rth@redhat.com>
6476 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
6477 labels we want to delete.
6478 (cfg_layout_merge_blocks): Likewise.
6480 2005-07-28 Richard Henderson <rth@redhat.com>
6483 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
6484 when expanding to nothing.
6486 2005-07-28 Josh Conner <jconner@apple.com>
6488 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
6489 (cgraph_decide_inlining_of_small_functions): Likewise.
6491 2005-07-28 Josh Conner <jconner@apple.com>
6493 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
6494 direction of badness if negative.
6495 (cgraph_default_inline_p): Add reason to parameters, and assign it
6497 (cgraph_decide_inlining_of_small_functions): New parameter in call
6498 to cgraph_default_inline_p.
6499 (cgraph_decide_inlining_incrementally): Likewise.
6500 * cgraphunit.c (decide_is_function_needed): Likewise.
6501 * cgraph.h (cgraph_default_inline_p): Likewise.
6503 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6505 * builtins.c: Fix comment typo(s).
6506 * genautomata.c: Likewise.
6507 * gimplify.c: Likewise.
6508 * tree-dfa.c: Likewise.
6509 * tree-flow-inline.h: Likewise.
6510 * tree-into-ssa.c: Likewise.
6511 * tree-ssa-alias.c: Likewise.
6512 * tree-ssa-ccp.c: Likewise.
6513 * tree-ssa-copy.c: Likewise.
6514 * tree-ssa-dce.c: Likewise.
6515 * tree-ssa-dom.c: Likewise.
6516 * tree-ssa-operands.c: Likewise.
6517 * tree-tailcall.c: Likewise.
6518 * tree-vectorizer.c: Likewise.
6519 * tree-vrp.c: Likewise.
6522 2005-07-28 Jeff Law <law@redhat.com>
6524 * tree-vrp.c (test_for_singularity): Extracted from ...
6525 (simplify_cond_using_ranges): Attempt to simplify a relational
6526 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
6528 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
6530 PR tree-optimization/22506
6531 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
6532 phis whose argument is constant.
6534 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
6536 PR rtl-optimization/18992
6537 Back out this patch:
6538 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6539 PR optimization/12142
6540 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
6541 uses of the register in the SET_SRC. Remove unnecessary argument.
6543 Replace it with this:
6544 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
6545 if flag_non_call_exceptions is set and the insn may trap, pass
6546 pc_rtx as dest for recursion.
6547 In SET_SRC part of SET case, if dest is already set, pass it down
6550 2005-07-28 Jan Hubicka <jh@suse.cz>
6552 * cfg.c (update_bb_profile_for_threading): Use RDIV.
6553 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
6554 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
6556 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
6557 profile when available.
6559 2005-07-28 Jan Beulich <jbeulich@novell.com>
6561 * config/ia64/ia64.c (ia64_load_pair_ok): New.
6562 (ia64_print_operand): Describe and handle 'X'.
6563 (ia64_register_move_cost): Also handle FP_REGS.
6564 (ia64_preferred_reload_class): Likewise.
6565 (ia64_secondary_reload_class): Likewise.
6566 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
6567 it. Also check for ITANIUM_CLASS_FLDP.
6568 * config/ia64/ia64.h (FP_REGNO_P): New.
6569 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
6570 (reg_class): Add FP_REGS.
6571 (REG_CLASS_NAMES): Adjust for it.
6572 (REG_CLASS_CONTENTS): Likewise.
6573 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
6574 (REG_CLASS_FROM_LETTER): Handle 'x'.
6575 (CLASS_MAX_NREGS): Handle FP_REGS.
6576 (MEMORY_MOVE_COST): Likewise.
6577 * config/ia64/ia64.md (itanium_class): Add fldp.
6578 (type): Handle fldp.
6579 (movti_internal): More allowable operand combinations. Use ldfp8 when
6580 splitting unnecessary. Remove predicable attribute. Adjust
6581 itanium_class attribute.
6582 (smuldi3_highpart): Remove outdated comment.
6583 (mulditi3, umulditi3, rotlti3): New expanders.
6584 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
6585 (absti2): Disabled new insn for future reference.
6586 Respective new splitters.
6587 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
6588 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
6589 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
6591 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
6593 PR rtl-optimization/23047
6594 * simplify-rtx.c (simplify_const_relational_operation): Respect
6595 flag_wrapv for comparisons with ABS.
6597 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
6599 PR tree-optimization/22493
6600 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
6601 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
6603 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
6605 * config/frv/frv.opt (moptimize-membar): New.
6607 * doc/invoke.texi: Document -moptimize-membar and its inverse.
6609 * config/frv/frv.h: Remove machine_function definition.
6611 * config/frv/frv.c (struct frv_io): New.
6612 (struct machine_function): Moved from frv.h. Add has_membar_p.
6613 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
6614 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
6615 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
6616 (frv_optimize_membar_global, frv_optimize_membar): New functions.
6617 (frv_reorg): Call frv_optimize_membar when appropriate.
6618 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
6619 (frv_expand_builtin): Adjust calls accordingly.
6620 (frv_io_address_cookie): New function.
6621 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
6622 load or store rather than a special insn. Add ccnstant address and
6623 io-type operands to the membar.
6624 (frv_ifcvt_modify_tests): Unsign regno.
6625 (frv_ifcvt_modify_tests): Same.
6627 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
6628 UNSPEC_OPTIONAL_MEMBAR constant.
6629 (builtin_read_<mode>): Delete.
6630 (builtin_write_<mode>): Delete.
6631 ("optional_membar_<mode>"): Add operand.
6633 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
6634 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
6635 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
6636 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
6637 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
6638 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
6639 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
6640 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
6641 * testsuite/gcc.target/frv/all-read-write-1.c: New.
6643 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
6645 * df.c (df_uses_record): Handle SCRATCH.
6647 2005-07-28 Steven Bosscher <stevenb@suse.de>
6650 * passes.c (rest_of_decl_compilation): If decl is a type and
6651 we have encountered errors, don't emit debug information.
6653 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
6655 * params.def: Fixed comment.
6657 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
6660 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
6661 (TARGET_ASM_UNALIGNED_HI_OP): Add.
6662 (TARGET_ASM_UNALIGNED_SI_OP): Add.
6664 2005-07-27 Steven Bosscher <stevenb@suse.de>
6667 * varasm.c (assemble_start_function): Don't do anything that may
6668 require a CFG if the current function is a thunk.
6670 2005-07-25 Geoffrey Keating <geoffk@apple.com>
6672 * doc/install.texi (Prerequisites): Mention that perl is needed
6673 to do export control in libstdc++ targetting Darwin.
6675 2005-07-27 Steven Bosscher <stevenb@suse.de>
6677 PR rtl-optimization/17808
6678 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
6679 (sched_insns_conditions_mutex_p): Split out from...
6680 (add_dependence): ...here. But don't call it from here.
6681 (add_dependence_list): Check sched_insns_conditions_mutex_p
6682 before calling add_dependence.
6683 (add_dependence_list_and_free): Likewise.
6684 (fixup_sched_groups): Likewise.
6685 (sched_analyze_1): Likewise.
6686 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
6687 (sched_analyze): Likewise.
6688 (sched_analyze_insn): Likewise.
6689 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6690 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
6691 dependencies on all COND_EXEC insns to jumps ending basic blocks
6692 when doing intrablock scheduling.
6693 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
6695 2005-07-27 Jeff Law <law@redhat.com>
6697 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
6698 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
6699 equivalency sets, correctly handle the case were vr0 has an
6700 equivalency set, but vr1 does not.
6702 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
6704 PR tree-optimization/23073
6705 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
6706 vect_print_dump_info before fprintf.
6708 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6710 PR tree-optimize/22348
6711 * tree-ssa-loop-niter.c (number_of_iterations_cond):
6712 Fold the partial computation.
6714 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6716 PR tree-optimization/22325
6717 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
6719 * tree-scalar-evolution.c (scev_const_prop): Add generic final
6721 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
6722 (force_var_cost): ... this function.
6723 (compute_phi_arg_on_exit): Export.
6725 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6727 PR tree-optimization/20773
6728 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
6731 2005-07-27 Richard Guenther <rguenther@suse.de>
6733 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
6734 Avoid pushing again if current struct contains only
6735 fields we decomposed.
6737 2005-07-27 Jan Hubicka <jh@suse.cz>
6739 PR tree-optimization/22574
6740 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
6743 * tree-tailcall.c (decrease_profile): New function.
6744 (eliminate_tail_call): Use it.
6746 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
6747 visibility flags correctly in whole program mode.
6749 2005-07-26 Steve Ellcey <sje@cup.hp.com>
6751 PR rtl-optimization/22472
6752 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
6754 2005-07-26 Steven Bosscher <stevenb@suse.de>
6756 PR tree-optimization/22504
6757 * tree-complex.c (expand_complex_addition): Use 'code' instead
6758 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
6760 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6762 * config.gcc (cpu_type): Add frv case.
6763 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
6764 (supported_defaults): Add fr550 case.
6766 2005-07-26 Diego Novillo <dnovillo@redhat.com>
6769 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
6770 whether a pointer of type T * may point to objects of type T *.
6772 2005-07-26 DJ Delorie <dj@redhat.com>
6774 * configure: Regenerate.
6776 2005-07-26 Dale Johannesen <dalej@apple.com>
6778 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
6780 2005-07-26 Mark Mitchell <mark@codesourcery.com>
6782 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
6783 Clarify use of "build" in name.
6785 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6787 * doc/extend.texi (Raw read/write Functions): New section.
6788 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
6789 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
6790 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
6791 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
6792 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
6793 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
6794 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
6795 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
6796 * config/frv/frv.c: Add bdesc_loads global.
6797 Add bdesc_stores global.
6798 (frv_init_builtins): Add support for __builtin_{read/write}*.
6799 (frv_volatile_memref): New.
6800 (frv_expand_load_builtin): New.
6801 (frv_expand_store_builtin): New.
6802 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
6803 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
6804 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
6805 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
6806 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
6807 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
6808 (builtin_read_<mode>): New.
6809 (builtin_write_<mode>): New.
6810 (builtin_write64): New.
6811 (optional_membar_<mode>): New.
6813 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
6815 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
6816 (rather than units) against HOST_BITS_PER_WIDE_INT.
6818 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
6820 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
6821 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
6822 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
6823 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
6826 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
6827 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
6828 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
6830 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
6832 2005-07-26 Richard Guenther <rguenther@suse.de>
6834 PR tree-optimization/22486
6835 * fold-const.c (fold_unary): Fold away useless component
6836 references of the form (T *)&T.x, if the address
6839 2005-07-25 James E Wilson <wilson@specifixinc.com>
6841 * dwarf2out.c (add_call_src_coords_attributes): New.
6842 (gen_inlined_subroutine_die): Call it.
6843 (maybe_emit_file, init_file_table): Add comments.
6844 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
6846 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
6847 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
6848 * tree.h (BLOCK_SOURCE_LOCATION): New.
6849 (struct tree_block): New field locus.
6851 2005-07-26 Andreas Schwab <schwab@suse.de>
6853 PR rtl-optimization/23043
6854 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
6855 when allocating a struct unoccr.
6857 2005-07-25 Richard Henderson <rth@redhat.com>
6860 * tree-complex.c (gate_no_optimization): True if errors.
6861 * Makefile.in (tree-complex.o): Update dependencies.
6863 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
6865 * config/frv/predicates.md (integer_register_operand): Use
6868 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6871 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
6873 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
6875 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6877 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
6878 types when flag_unsafe_math_optimizations is true.
6880 2005-07-25 Mark Mitchell <mark@codesourcery.com>
6882 * gcc.c (option_map): Add --sysroot.
6883 (process_command): Handle --sysroot.
6884 (display_help): Document it.
6885 * doc/cppopts.tex (-isysroot): Document.
6886 * doc/invoke.texi (--sysroot): Document.
6887 * doc/install.texi (--with-build-sysroot): Document.
6889 * Makefile.in (inhibit_libc): New variable.
6890 (INHIBIT_LIBC_CFLAGS): Likewise.
6891 (LIBGCC2_CFLAGS): Include
6892 $(INHIBIT_LIBC_CFLAGS).
6893 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
6894 ($(T)crtbegin.o): Do not use @inhibit_libc@.
6895 ($(T)crtend.o): Likewise.
6896 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
6897 ($(T)crtendS.o): Likewise.
6898 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
6899 ($(T)crtendT.o): Likewise.
6900 (stmp-fixinc): Do not complain about missing headers if
6902 * configure.ac (inhibit_libc): Set it to true/false.
6903 (--with-build-sysroot): New option. Use it to set
6905 * configure: Regenerated.
6907 2005-07-25 Manfred Hollstein <mh@suse.com>
6909 * calls.c (store_one_arg): Fix unsigned comparison warning.
6911 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6914 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
6915 (ggc_print_statistics): Initialize variable before use.
6917 2005-07-25 Richard Guenther <rguenther@suse.de>
6919 * tree-dfa.c (mark_new_vars_to_rename): Protect against
6920 calling with a PHI_NODE argument.
6922 * tree-flow-inline.h (overlap_subvar): Protect against
6925 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
6927 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
6928 * configure: Regenerate.
6930 2005-07-25 Ira Rosen <irar@il.ibm.com>
6932 * expr.c (highest_pow2_factor): Make extern.
6933 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
6934 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6935 record_array_differ_p, array_ptr_differ_p): Likewise.
6936 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
6937 additional cases. Call the above functions.
6938 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
6939 base_object_differ_p when there are two base objects. Otherwise, compare
6940 base address and offset. Call may_alias_p.
6941 (dump_data_reference): Use a correct field name.
6942 (analyze_array): Make static. Initialize new data-ref fields.
6943 (analyze_indirect_ref): New function.
6944 (init_data_ref): Initialize new data-ref fields.
6945 (strip_conversion): Moved from tree-vect-analyze.c.
6946 (analyze_offset_expr, get_ptr_offset, address_analysis,
6947 object_analysis): Likewise.
6948 (analyze_offset): New function.
6949 (create_data_ref): Likewise.
6950 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
6951 dimensions for ARRAY_REFs only.
6952 (build_classic_dist_vector): Make static.
6953 (access_functions_are_affine_or_constant_p): Call macro to get the
6954 address of access functions.
6955 (compute_all_dependences): Add new parameter
6956 compute_self_and_read_read_dependences. Compute self and read-read
6957 dependences if it is true.
6958 (find_data_references_in_loop): Call create_data_ref. Initialize new
6960 (compute_data_dependences_for_loop): Add new parameter
6961 compute_self_and_read_read_dependences. Remove parameter nb_loops,
6962 compute nb_loops. Call compute_all_dependences,
6963 build_classic_dist_vector and build_classic_dir_vector with correct
6965 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
6966 with correct parameters. Compare dimensions for ARRAY_REFs only.
6967 (free_data_refs): Call macro to free access functions.
6968 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
6969 fields from stmt_vinfo.
6970 (struct base_object_info): New structure.
6971 (struct data_reference): Move fields to base_object_info. Add fields
6972 first_location and object_info for above structures. Move fields from
6973 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
6974 aligned_to. Add macros to access the new fields.
6975 Update functions declarations.
6976 * tree-flow.h (is_aliased_with): Declare.
6977 * tree-loop-linear.c (linear_transform_loops): Call
6978 compute_data_dependences_for_loop with correct parameters.
6979 * tree-ssa-alias.c (is_aliased_with): New function.
6980 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
6981 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
6982 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
6983 vect_base_addr_differ_p, compute_subscript_distance and
6984 build_classic_dist_vector. Add printings. Check absolute value of
6986 (vect_analyze_data_ref_dependences): Go through ddrs instead of
6988 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
6989 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
6990 to bytes. Add printing.
6991 (vect_compute_data_refs_alignment): Go through loads and stores in one
6993 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
6994 vect_analyze_data_ref_access): Likewise.
6995 (vect_analyze_pointer_ref_access): Remove.
6996 (vect_address_analysis, vect_object_analysis): Likewise.
6997 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
6998 and analyze data-refs in the loop.
6999 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
7000 fields of data-ref instead of stmt. Add init to the offset from the
7002 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
7003 (vect_update_init_of_dr): Likewise.
7004 (vect_update_inits_of_drs): Go through loads and stores in one loop.
7005 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
7007 (new_loop_vec_info): Initialize new fields.
7008 (destroy_loop_vec_info): Free new fields.
7009 (vect_strip_conversion): Remove.
7010 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
7011 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
7012 datarefs. Add new field ddrs.
7013 Add macros for the new fields access.
7014 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
7015 base_aligned_p, misalignment, memtag, ptr_info and subvars.
7016 Remove their macros.
7017 * tree.h (highest_pow2_factor): Declare.
7019 2005-07-25 Jakub Jelinek <jakub@redhat.com>
7021 * calls.c (store_one_arg): Check for sibling call MEM arguments
7022 from already clobbered incoming argument area.
7024 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7026 * c-common.c (check_missing_format_attribute): New.
7027 * c-common.h (check_missing_format_attribute): Likewise.
7028 * c-typeck.c (convert_for_assignment): Use it.
7030 2005-07-24 Andreas Schwab <schwab@suse.de>
7032 * config/m68k/m68k.md ("extendqidi2"): When source is an address
7033 register use a word move. Correct operand of ext.w in 68000 code.
7035 2005-07-23 Mark Mitchell <mark@codesourcery.com>
7037 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
7038 variables as declarations, rather than definitions.
7040 2005-07-24 Ira Rosen <irar@il.ibm.com>
7042 PR tree-optimization/22526
7043 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
7046 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7048 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
7049 that C99 reserve for future use. Use it to define clog10,
7050 clog10f and clog10l.
7052 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7054 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
7055 * configure.ac: Check for -Wmissing-format-attribute.
7057 * configure: Regenerate.
7059 2005-07-23 Richard Henderson <rth@redhat.com>
7061 PR tree-optimization/22623
7062 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
7064 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
7067 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
7069 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7071 * Makefile.in (C_TREE_H): Update dependencies.
7072 * c-tree.h: Include toplev.h.
7073 * diagnostic.h (diagnostic_set_info): Add format attribute.
7074 * rtl-error.c (diagnostic_for_asm): Likewise.
7076 2005-07-23 Chao-ying Fu <fu@mips.com>
7078 * config/mips/mips-dsp.md: New file.
7079 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
7080 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
7082 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
7083 MIPS_BUILTIN_BPOSGE32.
7084 (mips_expand_builtin_direct): Add one parameter to indicate that
7085 builtin functions need to return a value.
7086 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
7088 (mips_regno_to_class): Add classes for 12 new DSP registers.
7089 (mips_subword): Change to check four HI registers.
7090 (mips_output_move): Output move to and from 6 new DSP accumulators.
7091 (override_options): Make sure -mdsp and -mips16 are not used together.
7092 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
7094 (mips_conditional_register_usage): Disable 6 new DSP accumulators
7096 (print_operand): Add 'q' for printing DSP accumulators.
7097 (mips_cannot_change_mode_class): Check ACC_REGS.
7098 (mips_secondary_reload_class): Check ACC_REGS.
7099 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
7100 (mips_register_move_cost): Check ACC_REGS.
7101 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
7102 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
7103 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
7104 (dsp_bdesc): New array.
7105 (bdesc_arrays): Add DSP builtin function table.
7106 (mips_prepare_builtin_arg): Check predicate again after
7108 (mips_expand_builtin): Add one more parameter to
7109 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
7110 MIPS_BUILTIN_BPOSGE32.
7111 (mips_init_builtins): Initialize new function types.
7112 (mips_expand_builtin_direct): Check if builtin functions need to
7113 return a value and pass operands properly.
7114 (mips_expand_builtin_bposge): New function.
7115 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
7116 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
7117 (FIRST_PSEUDO_REGISTER): Increase to 188.
7118 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
7119 Update for 12 new DSP registers.
7120 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
7121 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
7122 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
7123 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
7124 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
7125 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
7126 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
7127 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
7128 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
7129 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
7130 (REGISTER_NAMES): Add names for 12 new DSP registers.
7131 * config/mips/mips.md: Include mips-dsp.md.
7132 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
7133 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
7134 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
7135 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
7136 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
7137 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
7138 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
7139 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
7140 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
7141 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
7142 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
7143 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
7144 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
7145 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
7146 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
7147 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
7148 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
7149 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
7150 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
7151 (UNSPEC_RDDSP): New constants.
7152 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
7153 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
7155 * config/mips/mips.opt (-mdsp): New option.
7156 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
7157 (reg_imm10_operand): New predicates.
7158 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
7159 * doc/invoke.texi (-mdsp): Document new option.
7161 2005-07-22 DJ Delorie <dj@redhat.com>
7163 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
7165 * tree-inline.c (inlinable_function_p): Likewise.
7167 2005-07-22 Mark Mitchell <mark@codesourcery.com>
7170 * toplev.c (check_global_declarations): Do not mark undefined
7171 variables as DECL_IGNORED_P.
7172 * varasm.c (first_global_object_name): GTY it.
7173 (weak_global_object_name): Likewise.
7174 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
7175 a string to go into {weak,first}_global_object_name.
7177 2005-07-22 DJ Delorie <dj@redhat.com>
7179 * c-format.c (check_function_format): Change warning control
7180 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
7182 2005-07-22 Diego Novillo <dnovillo@redhat.com>
7184 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
7185 &PTR->FLD a dereference of PTR.
7186 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
7187 a potential dereference of PTR.
7189 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
7191 PR rtl-optimization/20370
7192 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
7193 call allocate_reg_info if necessary.
7195 PR rtl-optimization/21848
7196 * calls.c (emit_library_call_value_1): For const functions, add
7197 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
7199 PR rtl-optimization/22445
7200 * cselib.c (target.h): Include.
7201 (rtx_equal_for_cselib_p): Allow commutative matches.
7202 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
7203 Remove MODE parameter. Changed all callers.
7205 PR rtl-optimization/22258
7206 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
7208 (try_combine): Use likely_spilled_retval_p.
7210 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
7212 * config.gcc: Add crx-elf support.
7214 * doc/contrib.texi: Mention crx.
7215 * doc/extend.texi: Document crx extensions.
7216 * doc/install.texi: Document crx install.
7217 * doc/invoke.texi: Document crx options.
7218 * doc/md.texi: Document crx constraints.
7220 * config/crx/crx-protos.h: New file.
7221 * config/crx/crx.c: New file.
7222 * config/crx/crx.h: New file.
7223 * config/crx/crx.md: New file.
7224 * config/crx/crx.opt: New file.
7225 * config/crx/t-crx: New file.
7227 2005-07-22 Manfred Hollstein <mh@suse.com>
7229 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
7231 (int_add_graph_edge): Likewise.
7232 (collapse_nodes): Likewise.
7233 (process_unification_queue): Likewise.
7235 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7236 Laurent GUERBY <laurent@guerby.net>
7238 PR tree-optimization/22336
7239 * function.c (record_block_change): Check for
7240 cfun->ib_boundaries_block.
7242 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
7244 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
7245 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
7247 2005-07-21 DJ Delorie <dj@redhat.com>
7249 * toplev.c (warn_deprecated_use): Add warning control to warning
7251 * c-typeck.c (parser_build_binary_op): Likewise.
7252 (c_finish_if_stmt): Likewise.
7253 * c-common.c (check_function_sentinel): Likewise.
7254 (check_nonnull_arg): Likewise.
7256 2005-07-21 Richard Henderson <rth@redhat.com>
7259 * tree-complex.c (complex_ssa_name_components): New.
7260 (cvc_lookup): Allow entry not found.
7261 (create_components): Remove.
7262 (create_one_component_var, get_component_var): New.
7263 (get_component_ssa_name, set_component_ssa_name): New.
7264 (extract_component): Use get_component_ssa_name.
7265 (update_complex_components): Use set_component_ssa_name.
7266 (update_complex_components_on_edge): Likewise.
7267 (update_phi_components): Create new PHI nodes directly, instead
7268 of adding insns to edges.
7269 (tree_lower_complex): Allocate and free complex_variable_components
7270 and complex_ssa_name_components here.
7272 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
7274 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
7275 revert to returning false.
7277 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7280 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
7282 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7285 * config/i386/i386.md (cmpxf): Change operand constraints
7286 to "nonmemory_operand".
7288 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7290 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
7292 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7295 * fold-const.c (fold_build1): Add checksum for the operands.
7296 (fold_build2): Likewise.
7297 (fold_build3): Likewise.
7299 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7302 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
7304 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7306 * common.opt (-fforward-propagate): Committed by mistake,
7309 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7311 * reg-stack.c: Fix comment typo(s).
7312 * tree-ssa-operands.c: Likewise.
7313 * tree-vectorizer: Likewise.
7315 2005-07-21 Nick Clifton <nickc@redhat.com>
7317 * config/sh/symbian.c: Replace C++ style line comments with C
7318 style line comments.
7319 (symbian_add_attribute): Do not use a ? operator on the LHS of
7321 (sh_symbian_handle_dll_attribute): Change the type of the
7322 method vector to "VEC(tree,gc)*" and use vector accessor
7323 macros to walk over the elements.
7324 (symbian_export_vtable_and_rtti_p): Likewise.
7325 (symbian_class_needs_attribute_p): Likewise.
7327 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7330 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
7331 initialize targetm.resolve_overloaded_builtin here.
7332 (altivec_expand_overloaded_builtin): Make it non-static.
7333 * config/rs6000/rs6000-protos.h
7334 (altivec_expand_overloaded_builtin): New prototype.
7335 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
7336 targetm.resolve_overloaded_builtin here.
7337 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
7339 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7340 Zdenek Dvorak <dvorakz@suse.cz>
7342 PR tree-optimization/19210
7343 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
7345 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
7346 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
7347 rely on unproven assumptions.
7348 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
7349 * tree-flow.h (number_of_iterations_exit): Add final parameter.
7350 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
7351 to number_of_iterations_exit.
7352 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
7353 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
7354 * tree-ssa-loop-niter.c (find_loop_niter,
7355 estimate_numbers_of_iterations_loop): Likewise.
7356 (number_of_iterations_exit): Honor the new options.
7357 * doc/invoke.texi (Wunsafe-loop-optimizations,
7358 funsafe-loop-optimizations): Document them.
7360 2005-07-21 Richard Sandiford <richard@codesourcery.com>
7362 PR rtl-optimization/22167
7363 * gcse.c (hoist_code): Fix hoist_exprs[] check.
7365 2005-07-20 Adam Nemet <anemet@lnxw.com>
7367 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
7368 __do_global_dtors_aux longcall.
7370 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
7372 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
7373 (old_special_pred_table): Don't reference
7374 SPECIAL_MODE_PREDICATES.
7375 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
7376 * config/arc/arc.h: Don't mention PREDICATE_CODES.
7377 * config/sh/predicates.h: Don't mention
7378 SPECIAL_MODE_PREDICATES.
7379 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
7382 2005-07-20 DJ Delorie <dj@redhat.com>
7384 * config.gcc: Add m32c-elf support.
7386 * doc/contrib.texi: Mention m32c.
7387 * doc/extend.texi: Document m32c extensions.
7388 * doc/install.texi: Mention m32c.
7389 * doc/invoke.texi: Document m32c options.
7390 * doc/md.texi: Document m32c constraints.
7392 * config/m32c/addsub.md: New file.
7393 * config/m32c/bitops.md: New file.
7394 * config/m32c/cond.md: New file.
7395 * config/m32c/jump.md: New file.
7396 * config/m32c/m32c-lib1.S: New file.
7397 * config/m32c/m32c-lib2.c: New file.
7398 * config/m32c/m32c-modes.def: New file.
7399 * config/m32c/m32c-pragma.c: New file.
7400 * config/m32c/m32c-protos.h: New file.
7401 * config/m32c/m32c.abi: New file.
7402 * config/m32c/m32c.c: New file.
7403 * config/m32c/m32c.h: New file.
7404 * config/m32c/m32c.md: New file.
7405 * config/m32c/m32c.opt: New file.
7406 * config/m32c/minmax.md: New file.
7407 * config/m32c/mov.md: New file.
7408 * config/m32c/muldiv.md: New file.
7409 * config/m32c/predicates.md: New file.
7410 * config/m32c/prologue.md: New file.
7411 * config/m32c/shift.md: New file.
7412 * config/m32c/t-m32c: New file.
7414 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7416 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7417 (stack_protect_set, stack_protect_test): New expanders.
7418 (stack_protect_set_si, stack_protect_set_si_media,
7419 stack_protect_set_di_media, stack_protect_test_si,
7420 stack_protect_test_si_media, stack_protect_test_di_media):
7423 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
7425 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
7427 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
7429 * tree.h (tree_expr_nonzero_p): Export.
7430 * fold-const.c (tree_expr_nonzero_p): Likewise.
7431 Return true for CALL_EXPRs that are alloca calls.
7432 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
7434 * tree-flow.h (expr_computes_nonzero): Remove.
7435 * tree-vrp.c (expr_computes_nonzero): Remove.
7436 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
7437 (extract_range_from_unary_expr): Likewise.
7438 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
7439 tree_expr_nonzero_p.
7441 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
7443 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
7444 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
7445 extra arg "picreg" and use it instead of pic_offset_table_rtx.
7446 All callers changed.
7447 (frame_related_constant_load): New arg "related" which controls
7448 setting of RTX_FRAME_RELATED_P. All callers changed.
7449 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
7450 (bfin_expand_prologue): Add stack limit checking.
7451 * config/bfin/bfin.md (trapifcc): New pattern.
7453 * config/bfin/bfin.c: Include "langhooks.h".
7454 (def_builtin): Go through lang_hooks to call builtin_function.
7456 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
7457 * config/bfin/predicates.md (symbol_ref_operand): New.
7458 (call_insn_operand): Delete. All callers changed to use
7459 register_no_elim_operand.
7460 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
7462 (function_arg): Use it to generate the call's operand 2.
7463 (bfin_longcall_p): New function.
7464 (bfin_expand_call): Extra arg "cookie". All callers and declaration
7465 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
7466 determine if the address needs to be in a REG.
7467 (bfin_handle_longcall_attribute): New function.
7468 (bfin_attribute_table): Add "longcall" and "shortcall".
7469 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
7470 (CUMULATIVE_ARGS): New member call_cookie.
7471 (PREDICATE_CODES): Add symbol_ref_operand.
7472 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
7473 extra USE to the pattern.
7474 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
7475 New patterns, split off call_insn, sibcall_insn, call_value_insn and
7476 sibcall_value_insn; now the new patterns handle direct calls and the
7477 old ones indirect calls.
7478 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
7480 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7482 * doc/trouble.texi: Update section on handling of empty loops.
7484 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
7486 * config.gcc: Remove support for sparc-*-openbsd*,
7487 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
7489 * config.host: Remove support for i860-*-sysv4* as a host.
7490 * config/i860/*, config/ip2k/*, config/ns32k/*,
7491 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
7492 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
7493 mention obsolete ports.
7495 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7497 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
7499 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
7500 of frame_pointer_rtx.
7501 (sh_expand_epilogue): Likewise.
7502 (sh_set_return_address): Likewise.
7503 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
7504 instead of FRAME_POINTER_REGNUM if needed. Add elimination
7505 offsets from FRAME_POINTER_REGNUM.
7506 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
7507 (sh_register_names): Add initializer for sfp.
7508 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
7509 (VALID_REGISTER_P): Likewise.
7510 (FIRST_PSEUDO_REGISTER): Update.
7511 (DWARF_FRAME_REGISTERS): Define.
7512 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
7513 (HARD_FRAME_POINTER_REGNUM): Define.
7514 (FRAME_POINTER_REGNUM): Redefine.
7515 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
7516 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
7517 from FRAME_POINTER_REGNUM.
7518 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
7519 FRAME_POINTER_REGNUM.
7520 (REG_CLASS_CONTENTS): Add sfp.
7521 (REG_ALLOC_ORDER): Likewise.
7522 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
7523 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
7524 of frame_pointer_rtx.
7525 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7527 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
7529 * fold-const.c (tree_expr_nonnegative_p): Only return true for
7530 ABS_EXPR when flag_wrapv is false because of INT_MIN.
7531 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
7533 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
7536 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
7538 Make CONSTRUCTOR use VEC to store initializers.
7539 * c-common.c (complete_array_type): Update to cope with VEC in
7541 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
7542 (pp_c_constructor_elts): New function.
7543 * c-pretty-print.h (pp_c_constructor_elts): Declare.
7544 * c-typeck.c (build_function_call, build_c_cast, digest_init,
7545 struct constructor_stack, struct initializer_stack,
7546 constructor_elements, push_init_level, pop_init_level,
7547 add_pending_init, find_init_member, output_init_element): Update to
7548 cope with VEC in CONSTRUCTOR_ELTS.
7549 * coverage.c (build_fn_info_value, build_ctr_info_value,
7550 build_gcov_info): Likewise.
7551 * expr.c (categorize_ctor_elements_1, store_constructor,
7552 expand_expr_real_1): Likewise.
7553 * fold-const.c (fold_ternary): Likewise.
7554 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
7555 gimplify_init_constructor, gimplify_expr): Likewise.
7556 * tree-dump.c (dequeue_and_dump): Likewise.
7557 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
7559 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
7561 * tree-sra.c (generate_element_init_1): Likewise.
7562 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7563 * tree-ssa-operands.c (get_expr_operands): Likewise.
7564 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
7565 * tree-vect-transform.c (vect_get_vec_def_for_operand):
7566 (get_initial_def_for_reduction): Likewise.
7567 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
7568 value handle in annotations.
7569 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
7570 tree_node_structure): Add support for constr_kind.
7571 (build_vector_from_ctor, build_constructor_single,
7572 build_constructor_from_list): New functions.
7573 (build_constructor): Update to take a VEC instead of a TREE_LIST.
7574 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
7575 Update to cope with VEC in CONSTRUCTOR_ELTS.
7576 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
7577 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
7578 CONSTRUCTOR_APPEND_ELT): New macros.
7579 (struct constructor_elt, struct tree_constructor): New data types.
7580 (union tree_node): Add tree_constructor field.
7581 * treestruct.def: Define TS_CONSTRUCTOR.
7582 * varasm.c (const_hash_1, compare_constant, copy_constant,
7583 compute_reloc_for_constant, output_addressed_constants,
7584 initializer_constant_valid_p, output_constant,
7585 array_size_for_constructor, output_constructor): Update to cope with
7586 VEC in CONSTRUCTOR_ELTS.
7587 * vec.h (VEC_empty, VEC_copy): New macros.
7589 2005-07-19 Devang Patel <dpatel@apple.com>
7591 * dbxout.c (dbxout_type): Check Objective-C++ lang.
7593 2005-07-19 Richard Henderson <rth@redhat.com>
7596 * gimplify.c (gimplify_expr): Use main variant type for the temp
7597 destination for a discarded volatile read.
7598 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
7599 casts between non-void types that change volatility.
7601 2005-07-15 DJ Delorie <dj@redhat.com>
7603 * toplev.h: Add comment about the first parameter for warning().
7604 * errors.h: Likewise.
7606 * c.opt (Wpragmas): New.
7607 * doc/invoke.texi: Document it.
7609 * function.c (do_warn_unused_parameter): Add warning control to
7611 * c-decl.c (warn_if_shadowing): Likewise.
7612 * c-lex.c (cb_def_pragma): Likewise.
7613 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
7614 (pop_alignment): Likewise.
7615 (handle_pragma_pack): Likewise.
7616 (apply_pragma_weak): Likewise.
7617 (handle_pragma_weak): Likewise.
7618 (handle_pragma_redefine_extname): Likewise.
7619 (add_to_renaming_pragma_list): Likewise.
7620 (handle_pragma_extern_prefix): Likewise.
7621 (maybe_apply_renaming_pragma): Likewise.
7622 (handle_pragma_visibility): Likewise.
7624 * config/c4x/c4x-c.c (BAD): Likewise.
7625 (c4x_parse_pragma): Likewise.
7626 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
7627 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
7628 (rs6000_pragma_longcall): Likewise.
7629 * config/v850/v850-c.c (pop_data_area): Likewise.
7630 (ghs_pragma_section): Likewise.
7631 (ghs_pragma_section): Likewise.
7632 (ghs_pragma_interrupt): Likewise.
7633 (ghs_pragma_starttda): Likewise.
7634 (ghs_pragma_startsda): Likewise.
7635 (ghs_pragma_startzda): Likewise.
7636 (ghs_pragma_endtda): Likewise.
7637 (ghs_pragma_endsda): Likewise.
7638 (ghs_pragma_endzda): Likewise.
7640 2005-07-19 Danny Berlin <dberlin@dberlin.org>
7641 Kenneth Zadeck <zadeck@naturalbridge.com>
7643 * Makefile.in: Removed tree-promote-statics.c
7644 * tree-promote-statics.c: Removed.
7645 * common.opt: Removed flag-promote-statics.
7647 * passes.c: Removed tree-promote-statics pass.
7648 * tree-pass.h: Ditto.
7649 * timevar.def: Removed TV_PROMOTE_STATICS.
7652 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
7654 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
7656 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
7658 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7661 * c-common.c (check_function_arguments): Call
7662 'check_function_format' if either -Wformat or
7663 -Wmissing-format-attribute are specified.
7664 * c-format.c (check_function_format): Check -Wformat before
7665 calling 'check_format_info'.
7666 * c-opts.c (c_common_post_options): Don't warn for
7667 -Wmissing-format-attribute without -Wformat.
7668 * c-typeck.c (convert_for_assignment): Detect additional cases for
7669 -Wmissing-format-attribute.
7670 * doc/invoke.texi (-Wmissing-format-attribute): Document new
7673 2005-07-19 Richard Guenther <rguenther@suse.de>
7675 * config/i386/i386.md (lrint<mode>2): Use temporary
7676 instead of clobbering non-existent memory.
7678 2005-07-19 Nick Clifton <nickc@redhat.com>
7680 * config/avr/avr.c (legitimate_address_p): Fix debugging print
7681 statement to avoid displaying ASCII control characters.
7683 2005-07-19 Ben Elliston <bje@au.ibm.com>
7685 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
7686 * cfganal.c (find_edge_index): Ditto.
7687 * combine.c (combine_instructions): Ditto.
7688 * ddg.c (create_scc): Ditto.
7689 (find_successors): Ditto.
7690 (find_predecessors): Ditto.
7691 (find_nodes_on_paths): Ditto.
7692 (longest_simple_path): Ditto.
7693 * flow.c (update_life_info): Ditto.
7694 (count_or_remove_death_notes): Ditto.
7695 (clear_log_links): Ditto.
7696 * modulo-sched.c (generate_reg_moves): Ditto.
7697 (find_max_asap): Ditto.
7698 (find_max_hv_min_mob): Ditto.
7699 (find_max_dv_min_mob): Ditto.
7700 * sbitmap.c (sbitmap_first_set_bit): Ditto.
7701 * sched-rgn.c (extract_edgelst): Ditto.
7702 * tree-into-ssa.c (prepare_names_to_update): Ditto.
7703 (dump_update_ssa): Ditto.
7704 (ssa_names_to_replace) Ditto.
7705 (switch_virtuals_to_full_rewrite): Ditto.
7706 (update_ssa): Ditto.
7707 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7709 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
7711 Fix PR tree-optimization/22483
7713 * tree-complex.c (create_components): Use
7714 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
7715 * tree-flow-inline.h (fill_referenced_var_vec): New function.
7716 * tree-flow.h (safe_referenced_var_iterator): New structure.
7717 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
7718 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
7719 safe_referenced_var iterator.
7720 (add_type_alias): Ditto.
7722 2005-07-19 Steven Bosscher <stevenb@suse.de>
7724 * loop-init.c (rest_of_handle_loop2): Remove.
7725 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
7726 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
7727 (pass_rtl_loop_init, pass_rtl_loop_done,
7728 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
7729 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
7730 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
7731 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
7732 pass_tree_loop_done, and pass_tree_unswitch.
7733 (gate_loop): Rename to gate_tree_loop.
7734 * passes.c (init_optimization_passes): Update for renamed tree
7735 loop passes. Add the new loop2 passes as subpasses of loop2.
7736 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
7737 Update for the renamed tree loop passes.
7739 2005-07-18 Ian Lance Taylor <ian@airs.com>
7742 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
7743 blocks when optimizing.
7745 2005-07-18 Steve Ellcey <sje@cup.hp.com>
7747 * common.opt (frename-registers): Initialize to 2.
7749 (fgcse-after-reload): Ditto.
7750 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
7751 (process_options): Only change flag_web, flag_rename_registers,
7752 and flag_rerun_cse_after_loop if not explicitly set by user.
7754 2005-07-18 Jan Beulich <jbeulich@novell.com>
7756 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
7757 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
7758 in 64-bit mode the same as DImode in 32-bit mode.
7759 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
7760 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
7761 mode. Add new mode parameter.
7762 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
7763 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
7764 x86_64_shift_adj): New expanders.
7765 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
7766 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
7768 Respective new splitters. Use renamed shift splitter helpers in 32-bit
7769 DImode shift splitters.
7770 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
7771 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
7774 2005-07-18 Jan Beulich <jbeulich@novell.com>
7776 * i386.md (movdi_extzv_1): New.
7777 (zero_extendhidi2): Combine alternatives and never force use of
7779 (zero_extendqidi2): Likewise. Don't restrict input selection.
7781 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7783 Fix PR tree-optimization/22531
7784 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
7787 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7789 * tree-promote-statics.c (pass_promote_statics): Change dump file
7792 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7794 * tree-optimize.c (init_tree_optimization_passes): Add
7795 pass_eliminate_useless_stores pass.
7796 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
7797 * tree-ssa-pre.c (is_copy_stmt): New function.
7798 (follow_copies_till_vuse): Ditto.
7799 (do_eustores): Ditto.
7800 (gate_eustores): Ditto.
7802 2005-07-16 Richard Henderson <rth@redhat.com>
7804 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
7806 2005-07-16 Danny Berlin <dberlin@dberlin.org>
7807 Kenneth Zadeck <zadeck@naturalbridge.com>
7809 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
7810 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
7811 ipa-type-escape.h, tree-promote-statics.c
7812 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
7813 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
7814 tree-promote-statics.c: new files.
7815 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
7816 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
7817 int nonlocal_set_p, mark_constant_function): Deleted.
7818 (rest_of_handle_cfg): Removed call to mark_constant_function.
7819 (nonoverlapping_component_refs_p): Added calls to support
7820 type based aliasing.
7821 * tree-ssa-alias.c (may_alias_p,
7822 compute_flow_insensitive_aliasing): Ditto.
7823 * calls.c (flags_from_decl_or_type): Removed reference to
7825 * c-typeck.c (convert_arguments): Make builtins tolerant of having
7826 too many arguments. This is necessary for Spec 2000.
7827 * cgraph.h (const_function, pure_function): Removed.
7828 * common.opt: Added "fipa-pure-const", "fipa-reference",
7829 "fipa-type-escape", and "ftree-promote-static".
7831 * passes.c: Added ipa and tree-promote-statics passes.
7832 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
7833 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
7834 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
7835 * tree-flow.h: Added exposed sra calls and addition of
7836 reference_vars_info field for FUNCTION_DECLS.
7837 * tree-pass.h: Added passes.
7838 * tree-sra.c: (sra_init_cache): New function.
7839 (sra_insert_before, sra_insert_after) Made public.
7840 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
7842 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
7843 aliasing. (may_alias_p): Added code to use type escape analysis to
7845 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
7846 code to prune clobbers of static variables based on information
7847 produced in ipa-reference pass. Changed call clobbering so that
7848 statics are not marked as clobbered if the call does not clobber
7851 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
7853 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
7856 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7858 * doc/install.texi (*-*-solaris2*): Document recommended version
7859 of GNU binutils and mention GNU linker problem on Solaris 10.
7861 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
7864 * c-decl.c (c_build_bitfield_integer_type): New function.
7865 (finish_struct): Call it.
7866 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
7868 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7870 * c-typeck.c (digest_init): Call 'convert_for_assignment'
7873 2005-07-16 Jan Hubicka <jh@suse.cz>
7875 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
7876 (scale_bbs_frequencies_int): Watch roundoff errors.
7877 * predict.c (return_prediction): Initialize return_stmt.
7879 2005-07-16 Jan Hubicka <jh@suse.cz>
7881 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
7882 after RTL profiling.
7884 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
7887 * fold-const.c (build_range_check): Convert high/low to etype
7888 if we are only comparing against exp.
7890 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
7892 Fix PR tree-optimization/22376
7893 * tree-ssa-structalias.c (build_constraint_graph): We really meant
7895 (need_to_solve): New function.
7896 (compute_points_to_sets): Use it.
7898 2005-07-15 Jan Hubicka <jh@suse.cz>
7900 * cfg.c (update_bb_profile_for_threading): More diagnostic.
7901 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
7903 2005-07-15 Richard Guenther <rguenther@suse.de>
7905 * c-common.c (handle_flatten_attribute): New function.
7906 Add flatten function attribute.
7907 * doc/extend.texi: Document flatten function attribute.
7908 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
7909 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
7911 (cgraph_decide_inlining): Handle functions with flatten
7914 2005-07-14 David Edelsohn <edelsohn@gnu.org>
7916 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
7917 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
7918 UNSPEC_XCHG, UNSPEC_AND): New.
7919 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
7920 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
7921 * config/rs6000/sync.md (FETCHOP): New code macro.
7922 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
7924 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
7925 (sync_compare_and_swap<mode>): Same.
7926 (sync_lock_test_and_set<mode>): Same.
7927 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
7928 for QImode and HImode, and not PPC405.
7929 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
7930 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
7931 (sync_<fetchop>{si,di}_internal): New.
7932 (sync_nand{si,di}_internal): New.
7933 (sync_old_<fetchop>{si,di}_internal): New.
7934 (sync_old_nand{si,di}_internal): New
7935 (sync_new_<fetchop>{si,di}_internal): New.
7936 (sync_new_nand{si,di}_internal): New.
7937 (atomic_and{si,di}): New.
7938 (sync_new_nand{si,di}_internal): New.
7939 (atomic_and{si,di}): New.
7940 (sync_add<mode>_internal): Delete.
7941 (sync_addshort_internal): Use unspec instead of unspec_volatile.
7942 (sync_sub<mode>_internal): Delte.
7943 (sync_subshort_internal): New.
7944 (sync_andsi_internal): Use unspec instead of unspec_volatile.
7945 (sync_anddi_internal): Delete.
7946 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
7947 (sync_booldi_internal): Delete.
7948 (sync_boolc<mode>_internal): Delete.
7949 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
7950 (sync_boolc<mode>_internal2): Delete.
7951 (sync_boolcc<mode>_internal): Delete.
7952 (isync, lwsync): Use unspec instead of unspec_volatile.
7953 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
7954 Revert UNSPEC_VOLATILE.
7955 (rs6000_split_atomic_op): New.
7956 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
7958 2005-07-14 Eric Christopher <echristo@redhat.com>
7960 * config/mips/mips.c (mips_canonicalize_comparison): Cast
7961 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
7963 2005-07-14 Eric Christopher <echristo@redhat.com>
7965 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
7967 2005-07-14 Steven Bosscher <stevenb@suse.de>
7969 PR tree-optimization/22230
7970 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
7971 the computation of the four cross productions for "range op range".
7973 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
7974 Ulrich Weigand <uweigand@de.ibm.com>
7977 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
7980 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
7982 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
7984 2005-07-14 Steve Ellcey <sje@cup.hp.com>
7986 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
7988 2005-07-14 Richard Guenther <rguenther@suse.de>
7991 * config/i386/i386-protos.h (ix86_function_value): Change
7992 prototype to match new target hook.
7993 * config/i386/i386.c (ix86_value_regno): Change prototype
7994 to take extra type argument.
7995 (TARGET_FUNCTION_VALUE): Define.
7996 (ix86_function_ok_for_sibcall): Pass extra argument to
7997 ix86_value_regno, check return slot rtx for exact match.
7998 (ix86_function_value): Take extra parameter. Dispatch to
7999 ix86_value_regno with fndecl/fntype as provided.
8000 (ix86_value_regno): Handle extra type argument.
8001 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
8003 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
8004 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
8005 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
8006 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
8007 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
8009 2005-07-14 Richard Guenther <rguenther@suse.de>
8011 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
8012 * calls.c (expand_call): Pass fntype to hard_function_value.
8013 (emit_library_call_value_1): Likewise.
8014 * explow.c: Include target.h.
8015 (hard_function_value): Take extra argument, the fntype.
8016 Use new target hook for function_value.
8017 * expr.h (hard_function_value): Change prototype.
8018 * function.c (aggregate_value_p): Pass 0 as fntype to
8019 hard_function_value.
8020 (assign_parms): Use new target hook for function_value.
8021 Pass 0 as fntype to hard_function_value.
8022 (expand_function_end): Likewise.
8023 * reg-stack.c: Include target.h.
8024 (stack_result): Use new target hook for function_value.
8025 * target-def.h: New target hook function_value.
8026 * target.h: Likewise.
8027 * targhooks.c (default_function_value): New function.
8028 * targhooks.h (default_function_value): Declare.
8030 2005-07-13 Ian Lance Taylor <ian@airs.com>
8032 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
8034 2005-07-14 Jan Hubicka <jh@suse.cz>
8036 * tree-dfa.c (dump_variable): Use default_def function.
8037 * tree-ssa-alias.c (dump_points_to_info): Likewise.
8038 * tree-ssa.c (verify_use): Likewise.
8039 * tree-ssanames.c (release_ssa_name): Likewise.
8040 * tree-tailcall.c (eliminate_tail_call): Likewise.
8041 (tree_optimize_tail_calls_1): Likewise.
8042 * tree-vrp.c (get_value_range): Likewise.
8044 2005-07-14 Ben Elliston <bje@au.ibm.com>
8046 * gcc.c (main): Compare language[0] with '*' when iterating over
8049 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8051 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
8052 "s390_emit_compare". Add handling of CCZ1mode.
8053 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
8054 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
8056 (s390_branch_condition_mask): Add CCZ1mode handling.
8057 * config/s390/s390.md: ("seq", "*seq"): New pattern.
8058 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
8059 Use CCZ1mode instead of CCZmode.
8060 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
8062 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8064 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
8066 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
8068 2005-07-13 Eric Christopher <echristo@redhat.com>
8070 * config/mips/mips.c (mips_canonicalize_comparison): New.
8071 (mips_emit_int_relational): Use.
8073 2005-07-13 Eric Christopher <echristo@redhat.com>
8075 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8077 * config/s390/s390.md: Include tpf.md. Move tpf specific
8079 * config/s390/tpf.md: To here.
8080 * config/s390/s390.opt: Move tpf specific options...
8081 * config/s390/tpf.opt: to here. Add mmain option.
8082 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8083 * config/s390/tpf.h: Rewrite.
8085 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8087 * doc/tm.texi: Remove @xref{Cross-profiling}.
8089 2005-07-13 Jeff Law <law@redhat.com>
8091 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
8092 expressions, test their _DECL operands for pointer equality rather
8093 than using operand_equal_p.
8095 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8097 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
8098 (TARGET_POSIX_IO): This.
8099 * config/darwin.h: Likewise.
8100 * config/freebsd.h: Likewise.
8101 * config/linux.h: Likewise.
8102 * config/lynx.h: Likewise.
8103 * config/netbsd.h: Likewise.
8104 * config/rs6000/linux64.h: Likewise.
8105 * config/rs6000/linux.h: Likewise.
8106 * config/s390/tpf.h: Likewise.
8107 * config/sh/embed-elf.h: Likewise.
8108 * config/sparc/linux64.h: Likewise.
8109 * config/sparc/linux.h: Likewise.
8110 * config/svr4.h: Likewise.
8111 * gcov-io.h: Likewise.
8113 * doc/tm.texi: Updated.
8115 * libgcov.c (create_file_directory): Defined only if
8116 TARGET_POSIX_IO is defined.
8117 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
8120 2005-07-13 Jan Hubicka <jh@suse.cz>
8122 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
8124 2005-07-13 David Edelsohn <edelsohn@gnu.org>
8126 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
8127 structure as argument.
8129 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
8131 PR tree-optimization/21921
8132 * tree-iterator.c (tsi_link_before): Support the case when
8133 tsi_end_p (tsi) == true.
8135 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8137 PR tree-optimization/22442
8138 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
8141 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8143 PR rtl-optimization/20376
8144 * toplev.c (process_options): Enable -fweb and -frename-registers when
8146 * doc/invoke.texi: Update the information about when -fweb and
8147 -frename-registers are enabled.
8149 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8152 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
8153 if *rhs_p is not a SSA_NAME.
8155 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
8157 Fix PR tree-optimization/22422
8158 * tree-ssa-structalias.c (struct variable_info): Add flag for
8160 (get_varinfo): Now a static function.
8161 (new_varinfo): init has_union and is_special_var to false.
8162 (solution_set_add): Check has_union.
8163 (do_da_constraint): Move temporary variable so it gets reset
8165 Also check for special variable.
8166 (do_ds_constraint): Ditto.
8167 (do_sd_constraint): Ditto.
8168 (do_structure_copy): Check for special variable.
8169 (find_func_aliases): Ditto.
8170 (init_base_vars): Set special vars properly.
8172 2005-07-13 Jan Hubicka <jh@suse.cz>
8174 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
8177 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
8178 (get_expr_operands): Fix thinko wrt flags and subvars.
8180 PR tree-optimize/22379
8181 * tree-inline.c (expand_call_inline): Do not output sorry in early
8184 2005-07-12 Dale Johannesen <dalej@apple.com>
8186 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
8188 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8191 * host-linux.h: Include limits.h.
8193 2005-07-12 Dale Johannesen <dalej@apple.com>
8195 * expr.c (compress_float_constant): Add cost check.
8196 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
8198 2005-07-12 Dale Johannesen <dalej@apple.com>
8200 * gcc.target/i386/compress-float-sse.c: New.
8201 * gcc.target/i386/compress-float-sse-pic.c: New.
8202 * gcc.target/i386/compress-float-387.c: New.
8203 * gcc.target/i386/compress-float-387-pic.c: New.
8204 * gcc.dg/compress-float-ppc.c: New.
8205 * gcc.dg/compress-float-ppc-pic.c: New.
8207 2005-07-12 Eric Christopher <echristo@redhat.com>
8209 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8211 * config/s390/s390.md: Include tpf.md. Move tpf specific
8213 * config/s390/tpf.md: To here.
8214 * config/s390/s390.opt: Move tpf specific options...
8215 * config/s390/tpf.opt: to here. Add mmain option.
8216 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8217 * config/s390/tpf.h: Rewrite.
8219 2005-07-12 Eric Christopher <echristo@redhat.com>
8221 * gcc.c (struct infile): Update comment for language.
8222 (main): Rewrite input file resetting code.
8224 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8227 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
8228 requiring a cast in a non RHS of modify_expr. Add a cast when required.
8229 (lookup_avail_expr): Use constant_boolean_node instead
8230 of boolean_false_node/boolean_true_node.
8232 2005-07-12 Ben Elliston <bje@au.ibm.com>
8234 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
8235 and use it when printing num_edges.
8237 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
8239 * doc/extend.texi (Blackfin Built-in Functions): New section.
8240 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
8243 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
8245 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
8246 s/cmpstrsi/cmpstrnsi
8247 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
8249 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
8250 (init_optabs): Initialize cmpstrn_optab.
8251 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
8252 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
8253 * expr.c: (enum insn_code cmpstrn_optab): Declare.
8254 * config/i386/i386.md: s/cmpstr/cmpstrn
8255 * config/c4x/c4x.md: s/cmpstr/cmpstrn
8256 * doc/md.texi: Update documentation.
8258 2005-07-11 Richard Henderson <rth@redhat.com>
8260 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
8261 build_va_arg_indirect_ref.
8262 (alpha_gimplify_va_arg): Likewise.
8263 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
8264 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
8265 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
8266 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
8267 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
8268 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
8270 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
8272 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8274 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
8275 * passes.c (init_optimization_passes): Add pass_empty_loop.
8276 * tree-pass.h (pass_empty_loop): Declare.
8277 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
8278 try_remove_empty_loop, remove_empty_loops): New functions.
8279 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
8280 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
8282 2005-07-12 Peter Barada <peter@the-baradas.com>
8286 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
8287 in address registers.
8288 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
8289 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
8290 alternative of addsi3_5200.
8292 2005-07-11 Ian Lance Taylor <ian@airs.com>
8294 * config/mips/mips.md (ffs<mode>2): Remove.
8296 2005-07-11 Ian Lance Taylor <ian@airs.com>
8298 * doc/tree-ssa.texi (Cleanups): Improve description of
8300 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
8302 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8304 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
8305 * tree.h (DECL_ARGUMENT_FLD): New macro.
8307 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8309 Fix PR tree-optimization/22404
8311 * tree-ssa-structalias.c (create_variable_info_for): Use
8314 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
8316 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
8317 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
8318 for second comparison operand.
8319 * config/bfin/predicates.md (reg_or_const_int_operand): New.
8321 * config/bfin/bfin.md (define_attr "type"): Add "sync".
8322 (define_insn_reservation "alu"): Likewise.
8323 (csync, ssync): Now of type sync.
8324 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
8325 -mcsync-anomaly -mspecld-anomaly.
8326 * config/bfin/bfin.opt (mcsync): Remove.
8327 (mcsync-anomaly, mspecld-anomaly): Add.
8328 * config/bfin/bfin.c: Include "insn-codes.h".
8329 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
8330 (TARGET_DEFAULT_TARGET_FLAGS): New.
8331 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
8333 2005-07-11 Steven Bosscher <stevenb@suse.de>
8335 * basic-block.h: Give the BB flags enum a name, bb_flags.
8336 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
8337 * cfgcleanup.c (enum bb_flags): Remove here.
8338 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
8339 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
8340 (update_forwarder_flag): Likewise.
8341 (thread_jump): Likewise.
8342 (try_forward_edges): Likewise.
8343 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
8344 forwarder flags. Don't clear bb->aux for all basic blocks. Only
8345 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
8347 2005-07-11 Richard Guenther <rguenther@suse.de>
8349 * config/i386/i386.opt: New target option -msseregparm.
8350 * config/i386/i386.c (override_options): Error out for
8351 -msseregparm but no SSE support.
8352 (ix86_function_sseregparm): Check for global sseregparm.
8353 * doc/invoke.texi: Document -msseregparm.
8355 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8357 * config.gcc (m32r-*-linux*): Use the default extra_parts.
8358 (m32rle-*-linux*): Ditto.
8360 2005-07-11 Jakub Jelinek <jakub@redhat.com>
8362 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
8363 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
8366 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8370 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
8371 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
8373 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
8375 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
8376 (varmap): Heapify varmap.
8377 (constraints): Heapify constraints.
8378 (struct constraint_graph): Heapify succs and preds.
8379 (constraint_vec_find): Update for heapification.
8380 (constraint_set_union): Ditto.
8381 (insert_into_complex): Ditto.
8382 (constraint_edge_vec_find): Ditto.
8383 (erase_graph_self_edge): Ditto.
8384 (add_graph_edge): Ditto.
8385 (get_graph_weights): Ditto.
8386 (merge_graph_nodes): Ditto.
8387 (build_constraint_graph): Ditto.
8388 (topo_visit): Ditto.
8389 (solve_graph): Ditto.
8390 (create_variable_info_for): Ditto.
8391 (init_base_vars): Ditto.
8392 (delete_points_to_sets): Free graph, varmap, and complex constraints.
8393 (condese_varmap_nodes): Free complex vector.
8394 (clear_edges_for_node): Clear succs and preds vector.
8396 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8398 * tree-ssa-structalias.c (update_alias_info): Change counting of
8399 references to not include vdefs.
8401 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8403 * tree-ssa-alias.c (free_used_part_map): Add missing free.
8406 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8408 * pa.c (pa_commutative_p): Make PLUS commutative when
8409 TARGET_NO_SPACE_REGS is true.
8411 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8413 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
8414 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
8415 * tree-dfa.c (dump_subvars_for): New.
8416 (debug_subvars_for): New.
8417 (dump_variable): Show subvariables if VAR has them.
8418 * tree-flow-inline.h (get_subvar_at): New.
8419 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
8420 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
8422 (struct subvar): Change fields offset and size to unsigned
8424 (dump_subvars_for): Declare.
8425 (debug_subvars_for): Declare.
8426 (get_subvar_at): Declare.
8427 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
8428 to unsigned HOST_WIDE_INT *.
8429 (overlap_subvar): Likewise.
8430 * tree-gimple.c (is_gimple_reg): Always return false for
8431 SFTs and memory tags.
8432 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
8434 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
8435 (compute_may_aliases): Call compute_points_to_sets.
8436 (collect_points_to_info_for): Remove.
8437 (compute_points_to_and_addr_escape): Remove.
8438 (delete_alias_info): Call delete_points_to_sets.
8439 (compute_flow_sensitive_aliasing): If the call to
8440 find_what_p_points_to returns false, call set_pt_anything.
8441 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
8442 (set_pt_anything): Clear pi->pt_vars.
8443 (set_pt_malloc): Remove.
8444 (merge_pointed_to_info): Remove.
8445 (add_pointed_to_expr): Remove.
8446 (add_pointed_to_var): Remove.
8447 (collect_points_to_info_r): Remove.
8448 (is_escape_site): Make extern.
8450 (create_overlap_variables_for): Call it.
8451 * tree-ssa-copy.c (merge_alias_info): Never merge
8452 flow-sensitive alias information.
8453 * tree-ssa-operands.c (get_expr_operands): Adjust variables
8454 offset and size to be unsigned HOST_WIDE_INT.
8455 (add_to_addressable_set): Rename from note_addressable.
8456 Set TREE_ADDRESSABLE as the variables are added to the set.
8458 (add_stmt_operand): Do not try to micro-optimize unmodifiable
8459 operands into VUSEs when adding V_MAY_DEFs for members in an
8461 * tree-ssa-operands.h (add_to_addressable_set): Declare.
8462 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
8463 (struct variable_info): Add bitfield is_heap_var.
8464 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
8465 (new_var_info): Initialize is_heap_var.
8466 (get_constraint_for): Add HEAP variables to the symbol table.
8467 Mark them with is_heap_var.
8468 (update_alias_info): New. Taken mostly from the old
8469 compute_points_to_and_addr_escape.
8470 (handle_ptr_arith): New.
8471 (find_func_aliases): Call update_alias_info.
8472 Call handle_ptr_info for tcc_binary expressions.
8473 Call mark_stmt_modified.
8474 (create_variable_info_for): If DECL has subvars, do not create
8475 variables for its subvars. Always add all the fields.
8476 (set_uids_in_ptset): If the solution includes ANYOFFSET and
8477 SFTs, then add all the SFTs of the structure.
8478 If VI->DECL is an aggregate with subvariables, add the SFT at
8480 (find_what_p_points_to): If VI is an artificial variable,
8481 translate to bitfields in SSA_NAME_PTR_INFO.
8482 If the solution is empty, set pi->pt_vars to NULL
8483 (init_base_vars): Create ANYOFFSET.
8484 (compute_points_to_sets): Rename from create_alias_vars.
8486 (pass_build_pta): Remove.
8487 (delete_points_to_sets): Rename from delete_alias_vars.
8488 (pass_del_pta): Remove.
8489 * tree-ssa-structalias.h (struct alias_info): Move from
8491 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
8492 NUM_REFERENCES_SET): Likewise.
8493 (compute_points_to_sets, delete_points_to_sets): Declare.
8495 2005-07-09 Richard Henderson <rth@redhat.com>
8497 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
8498 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
8499 alpha_split_lock_test_and_set_12): New functions.
8500 * config/alpha/alpha-protos.h: Update.
8501 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
8502 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
8503 * config/alpha/sync.md (I12MODE): New.
8504 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
8505 (sync_<fetchop_name><I48MODE>): Likewise.
8506 (sync_nand<I48MODE>): Likewise.
8507 (sync_old_<fetchop_name><I48MODE>): Likewise.
8508 (sync_new_<fetchop_name><I48MODE>): Likewise.
8509 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8510 (sync_compare_and_swap<I48MODE>): Likewise.
8511 (sync_lock_test_and_set<I48MODE>): Likewise.
8512 (sync_compare_and_swap<I12MODE>): New.
8513 (sync_compare_and_swap<I12MODE>_1): New.
8514 (sync_lock_test_and_set<I12MODE>): New.
8515 (sync_lock_test_and_set<I12MODE>_1): New.
8517 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8521 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
8523 2005-07-09 Jakub Jelinek <jakub@redhat.com>
8525 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
8526 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
8528 2005-07-09 Richard SAndiford <richard@codesourcery.com>
8531 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8533 2005-07-08 David Edelsohn <edelsohn@gnu.org>
8535 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
8536 memory_operand constraint.
8537 (store_conditional_<mode>): Same.
8538 (sync_compare_and_swap<mode>): Same.
8539 (sync_lock_test_and_set<mode>): Same.
8541 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
8543 Rewrite PIC support to more closely model actual instructions.
8544 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
8545 (cris_symbol): Remove prototypes for removed functions.
8546 (cris_pic_symbol_type_of, cris_valid_pic_const)
8547 (cris_expand_pic_call_address): Prototypes for new functions.
8548 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
8550 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
8552 <case ':'>: Add case for new punctuation character.
8553 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
8554 emitting (extra) PIC modifier.
8555 <case UNSPEC>: Do not assert for PLT.
8556 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
8557 (cris_expand_prologue, cris_expand_epilogue): Check
8558 for pic_offset_table_rtx usage instead of taking
8559 current_function_uses_pic_offset_table as the final word.
8560 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
8561 Remove flag_pic difference.
8562 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
8563 the moral equivalents of...
8564 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
8566 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
8567 (cris_handle_option): Mark ARG as unused.
8568 (cris_expand_pic_call_address): New worker function for "call",
8570 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
8571 output PIC constructs here.
8572 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
8573 as symbol-specific modifers, not whole or part of operands.
8574 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
8575 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
8576 constants and flag_pic.
8577 (CONSTANT_INDEX_P): Adjust for new functions.
8578 (enum cris_pic_symbol_type): New helper type.
8579 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
8580 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
8581 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
8583 ("movsi"): Emit actual instructions for GOT and relative access.
8584 ("*movsi_got_load"): New pattern to set up the register holding
8586 ("*movsi_internal"): Operand 1 is not a plain general_operand.
8587 Adjust FIXME for 'S'.
8588 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
8589 Use "movs" for -fpic cases.
8590 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
8591 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
8592 ("call", "call_value"): Just call cris_expand_pic_call_address for
8594 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
8595 Remove special pattern.
8596 ("*expanded_call_side", "*expanded_call_value_side"): New
8598 (gotplt-to-plt, gotplt-to-plt-side-call)
8599 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
8601 * config/cris/cris/predicates.md
8602 ("cris_general_operand_or_gotless_symbol"): Remove unused
8604 ("cris_general_operand_or_symbol"): Adjust for new functions.
8606 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8608 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
8610 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
8612 * Makefile.in (TREE_H): Add treestruct.def.
8613 (c-decl.o): Add pointer-set.h
8614 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
8615 visibility on regular DECL's.
8616 (merge_decls): Fix the copying of decl nodes of various types for
8617 the new structures. Don't update RTL, section name, weak status,
8618 etc, on DECL's without RTL.
8619 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
8620 Don't check volatile on non-variable types.
8621 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
8622 to check whether we have seen arguments.
8623 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
8624 flag is checked before field (flag is common, field is not).
8625 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
8626 TS_DECL_COMMON could have an origin.
8627 (add_location_or_const_value_attribute): Don't check section name
8628 on non-var/function decls.
8629 (dwarf2out_var_location): Reverse order of tests.
8630 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
8631 with DECL_WRTL_CHECK.
8632 * expmed.c (make_tree): rtl is now in decl_with_rtl.
8633 * fold-const.c (fold_binary): Don't check weakness on
8634 non-var/function decls.
8635 (tree_expr_nonzero_p): Ditto.
8636 (fold_checksum_tree): Use tree_decl_extra as sizeof
8638 * ggc-page.c (extra_order_size_table): Add sizes for
8639 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
8641 * gimplify.c (gimplify_bind_expr): Only set
8642 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
8643 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
8645 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
8646 * langhooks.h (init_ts). New langhook.
8647 * passes.c (rest_of_decl_compilation): Reverse order of tests.
8648 * print-tree.c (print_node): Update to only print fields that
8649 exist in the structures the passed decl has.
8650 * toplev.c (wrapup_global_declarations): Don't reset
8651 DECL_DEFER_OUTPUT on DECL's that don't contain it.
8652 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
8653 * tree-inline.c (remap_decl): Ditto.
8654 * tree-outof-ssa.c (create_temp): Reverse order of tests.
8655 * tree-pretty-print.c (print_declaration): Don't print
8656 DECL_REGISTER on things that don't contain it.
8657 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
8658 non-var/function decls.
8659 * tree.c (tree_contains_struct): New structure.
8660 (init_priority_for_decl): New hashtable.
8661 (tree_int_map): New structure.
8662 (tree_int_map_eq): New function.
8663 (tree_int_map_marked_p): Ditto.
8664 (tree_int_map_hash): Ditto.
8665 (tree_map): Move to tree.h.
8666 (tree_map_eq): Externalize.
8667 (tree_map_hash): Ditto.
8668 (tree_map_marked_p): Ditto.
8669 (init_ttree): Set up tree_contains_struct and call langhook.
8670 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
8671 (tree_code_size): Update for new structures.
8672 (tree_node_structure): Update for new structures.
8673 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
8675 (copy_node_stat): Copy init priority.
8676 (build_decl_stat): Ditto for visibility.
8677 (ts_enum_names): New.
8678 (tree_contains_struct_check_failed): New function.
8679 (decl_init_priority_lookup): Ditto.
8680 (decl_init_priority_insert): Ditto.
8681 * treestruct.def: New file.
8682 * tree.h (CODE_CONTAINS_STRUCT): New macro.
8683 (CONTAINS_STRUCT_CHECK): Ditto.
8684 (tree_contains_struct_check_failed): New prototype.
8685 (DECL_CHECK): Removed.
8686 (DECL_MINIMAL_CHECK): New.
8687 (DECL_COMMON_CHECK): Ditto.
8688 (DECL_WRTL_CHECK): Ditto.
8689 (DECL_NON_COMMON_CHECK): Ditto.
8690 (DECL_WITH_VIS_CHECK): Ditto.
8691 (VAR_OR_FUNCTION_DECL_P): Ditto
8692 (struct tree_decl_minimal): New structure.
8693 (struct tree_decl_common): Ditto.
8694 (struct tree_decl_with_rtl): Ditto.
8695 (struct tree_decl_with_vis): Ditto.
8696 (struct tree_decl_non_common): Ditto.
8697 (struct tree_field_decl): Ditto.
8698 (struct tree_parm_decl): Ditto.
8699 (struct tree_var_decl): Ditto.
8700 (struct tree_function_decl): Ditto.
8701 (struct tree_const_decl): Ditto.
8702 (struct tree_result_decl): Ditto.
8703 (union tree_node): Add new structures.
8704 * var-tracking.c (track_expr_p): Reverse order of tests.
8706 * doc/c-tree.texi: Add documentation on DECL node internal structure.
8708 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8710 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
8711 * system.h: Poison FINALIZE_PIC.
8712 * doc/tm.texi (FINALIZE_PIC): Remove.
8714 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8717 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
8718 to the correct type if we have a MODIFY_EXPR.
8720 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8722 PR tree-optimization/22360
8723 * tree.c (upper_bound_in_type): Fix calculations for casting
8724 to a non-wider signed type and casting a signed value to a
8725 wider unsigned type.
8726 (lower_bound_in_type): Fix calculations for casting to a
8727 non-wider signed type.
8729 PR tree-optimization/20139
8730 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
8732 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
8733 fold_cond_expr_cond.
8734 * tree-ssanames.c (release_defs): Assert in_ssa_p.
8735 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
8737 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8740 * tree-complex.c (expand_complex_libcall): Produce
8741 REALPART_EXPR/IMAGPART_EXPR with the correct type.
8743 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
8745 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
8746 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
8747 b" assert and inserted fastpath code for this case.
8748 (bitmap_ior): Removed "a != b" assert.
8750 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8752 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
8753 (ENDFILE_SPEC): Likewise.
8754 * config/m32r/m32r.h (ASM_SPEC): Likewise.
8756 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
8757 a large stack frame at epilogue.
8759 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
8761 * final.c: Include sdbout.h when required.
8763 2005-07-07 Geoffrey Keating <geoffk@apple.com>
8765 * config.gcc (*-*-darwin*): Only one target-specific header file
8767 (powerpc-*-darwin*): Add version-specific header files.
8768 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
8769 * config.in: Regenerate.
8770 * configure: Regenerate.
8771 * gcc.c: Include xregex.h.
8772 (version_compare_spec_function): New.
8773 (spec_function): Add version-compare.
8774 (replace_outfile_spec_function): Reformat comment.
8775 (compare_version_strings): New.
8776 * config/darwin-c.c (version_as_macro): New.
8777 (builtin_define): New.
8778 (darwin_cpp_builtins): New.
8779 * config/darwin-protos.h (darwin_cpp_builtins): New.
8780 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
8781 (LIB_SPEC): Make unconditional, update comment.
8782 (TARGET_C99_FUNCTIONS): Define.
8783 * config/darwin.opt: Sort.
8784 (mmacosx-version-min=): New.
8785 * config/darwin7.h: Delete.
8786 * config/darwin8.h: Delete.
8787 * config/i386/darwin.h (): Call darwin_cpp_builtins.
8788 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
8789 (TARGET_C99_FUNCTIONS): Define.
8790 * config/rs6000/darwin7.h: New.
8791 * config/rs6000/darwin8.h: New.
8792 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
8793 (-mmacosx-version-min): Document.
8795 2005-07-07 Ian Lance Taylor <ian@airs.com>
8797 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
8799 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
8802 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
8804 2005-07-07 Khem Raj <kraj@mvista.com>
8806 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
8807 in bytes, not words.
8809 2005-07-07 Paul Brook <paul@codesourcery.com>
8811 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
8812 DEFAULT_FUNCTION_ARG_PADDING to upward.
8814 2005-07-07 Richard Henderson <rth@redhat.com>
8816 * function.c (locate_and_pad_parm): Record parameter alignment in
8817 stack_alignment_needed.
8819 2005-07-07 David Edelsohn <edelsohn@gnu.org>
8821 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
8822 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
8823 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
8824 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
8825 (define_attr "type"): Add isync, sync, load_l, store_c.
8826 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
8827 Create scratch volatile MEM.
8828 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
8830 (load_locked_<mode>): New.
8831 (store_conditional_<mode>): New.
8832 (sync_compare_and_swap<mode>): Replace with splitter.
8833 (sync_lock_test_and_set<mode>): Replace with splitter.
8834 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
8836 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
8837 is ics. Attribute isync.
8838 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
8840 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
8841 and UNSPECV_SYNC_OP.
8842 (emit_unlikely_jump): New.
8843 (emit_load_locked): New.
8844 (emit_store_conditional): New.
8845 (rs6000_split_compare_and_swap): New.
8846 (rs6000_split_lock_test_and_set): New.
8847 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
8848 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
8849 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
8850 rs6000_split_lock_test_and_set): Declare.
8851 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
8852 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
8853 store_c, isync, sync.
8855 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
8857 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
8858 filenames to gtyp-gen.h.
8859 (s-typ-gen): Use it in place of for loops.
8861 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
8863 * hooks.c (hook_bool_rtx_int_false): New function.
8864 * hooks.h (hook_bool_rtx_int_false): Declare.
8865 * target-def.h (TARGET_COMMUTATIVE_P): Define.
8866 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
8867 * target.h (struct gcc_target): Add commutative_p member.
8868 * targhooks.c (hook_bool_rtx_commutative_p): New function.
8869 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
8870 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
8871 (pa_commutative_p): New function.
8872 * jump.c (target.h): Include.
8873 (rtx_renumbered_equal_p): Use targetm.commutative_p.
8874 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
8876 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8878 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
8879 (s390_expand_setmem): New.
8880 * config/s390/s390.c: Likewise.
8881 (print_shift_count_operand): Truncate to 12 bits instead of 6.
8883 * config/s390/s390.md: ("setmem<mode>"): Accept character as
8884 general_operand. Call new function "s390_expand_setmem".
8885 ("clrmem_long", "*clrmem_long"): Rewrite to ...
8886 ("setmem_long", "*setmem_long"): ... this.
8888 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8890 * config/s390/s390.c: (optimization_options): Enable
8891 TARGET_MVCLE at -Os.
8892 * doc/invoke.texi: Document changes in default behaviour.
8893 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
8895 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8897 * expr.c: (set_storage_via_setmem): Convert opchar to mode
8898 defined by back-end.
8900 2005-07-07 Jakub Jelinek <jakub@redhat.com>
8902 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
8903 all sets in the pattern.
8904 * config/rs6000/rs6000.md (stack_protect_testsi,
8905 stack_protect_testdi): Likewise.
8907 2005-07-06 Jeff Law <law@redhat.com>
8909 * tree-vrp.c (simplify_using_ranges): Kill.
8910 (vrp_finalize): Remove call to simplify_using_ranges.
8911 (simplify_stmt_using_ranges): New function extracted from
8912 simplify_using_ranges.
8913 (simplify_div_or_mod_using_ranges): Likewise.
8914 (simplify_abs_using_ranges): Likewise.
8915 (simplify_cond_using_ranges): New function.
8916 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
8917 * tree-ssa-propagate.c (substitute_and_fold): Call
8918 simplify_stmt_using_ranges if we have range information.
8920 2005-07-06 James E. Wilson <wilson@specifixinc.com>
8922 * config/ia64/ia64.c (ia64_reorg): Check optimize before
8923 ia64_flag_schedule_isns2.
8925 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
8926 reading/writing general registers.
8927 (ia64_function_arg): Revert 2005-06-18 change.
8929 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8931 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
8932 (legitimize_tls_address): Use gcc_unreachable instead of abort.
8934 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
8936 * function.c (expand_function_end): Revert part of 2005-06-27
8937 patch. Do sjlj_emit_function_exit_after after return_label.
8939 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8941 * doc/install.texi (--disable-libssp): New.
8943 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
8945 * doc/invoke.texi: Update -fforce-mem documentation.
8946 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
8947 code for -fforce-mem.
8948 * expmed.c: (store_bit_field,store_fixed_bit_field,
8949 extract_bit_field): Ditto.
8950 * expr.c: (convert_move): Ditto.
8951 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
8952 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
8953 emit_conditional_add,expand_float,expand_fix): Ditto.
8954 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
8955 (common_handle_option): Issue warning when -fforce-mem specified.
8957 2005-07-06 Paul Brook <paul@codesourcery.com>
8959 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
8961 * configure: Regenerate.
8963 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
8965 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
8967 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
8969 Fix PR tree-optimization/22319
8970 Fix PR tree-optimization/22140
8971 Fix PR tree-optimization/22310
8973 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
8974 variable sized types.
8975 Use correct type for intermediate structure on *a = *b structure
8978 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8980 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
8982 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
8983 (machine_function): Move typedef to...
8984 * config/rs6000/rs6000.c (machine_function): ... here. Add
8985 varargs_save_offset field.
8986 (rs6000_stack_t): Remove varargs_size field.
8987 (setup_incoming_varargs): Allocate varargs save area using
8988 assign_stack_local, try to make it as small as possible.
8989 Save offset from virtual_stack_vars_rtx to the save area
8990 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
8991 instead of magic 8 when fp word byte size is used.
8992 (rs6000_va_start): Use cfun->machine->varargs_save_offset
8993 instead of -RS6000_VARARGS_SIZE.
8994 (rs6000_stack_info, debug_stack_info,
8995 rs6000_initial_elimination_offset): Remove all traces of
8997 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
8998 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
8999 RS6000_VARARGS_AREA.
9001 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
9003 PR tree-optimization/21963
9004 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
9005 constant_multiple_of in the same way get_computation_cost_at does.
9007 2005-07-06 Jakub Jelinek <jakub@redhat.com>
9009 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
9010 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
9011 (gen_compare_reg): If sparc_compare_emitted is set, clear it
9012 and return its previous value.
9013 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
9014 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
9016 (stack_protect_set, stack_protect_test): New expanders.
9017 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
9018 stack_protect_testdi): New insns.
9019 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9020 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
9022 2005-07-06 Jeff Law <law@redhat.com>
9024 * tree-ssa-dce.c (cfg_altered): New global.
9025 (tree_dce_init): Initialize cfg_altered.
9026 (remove_dead_stmt): If we remove an edge in the CFG, then set
9028 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
9031 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
9033 * Makefile.in (stamp-collect-ld): Use
9034 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
9035 ./collect-ld if it already exists.
9036 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
9037 Don't remove ./nm if it already exists.
9039 2005-07-05 Devang Patel <dpatel@apple.com>
9041 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
9042 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
9043 * tree-vectorizer.c (vect_loop_location): New.
9044 (vect_print_dump_info): Use vect_loop_location.
9045 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
9046 (vectorize_loops): Set vect_loop_location.
9047 * tree-vect-analyze.c (vect_analyze_offset_expr,
9048 vect_determin_vectorization_factor, vect_analyze_operations,
9049 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
9050 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
9051 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
9052 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
9053 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
9054 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
9055 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
9056 vect_analyze_loop): Adjust vect_print_dump_info API.
9057 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
9058 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
9059 vect_finish_stmt_generation, vectorizable_assignment,
9060 vectorizable_operation, vectorizable_store, vectorizable_load,
9061 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
9062 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
9063 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
9064 vect_transform_loop): Same.
9065 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
9066 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
9069 2005-07-05 Randolph Chung <tausq@debian.org>
9071 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
9072 * configure: Regenerate.
9073 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
9074 (pa_tls_referenced_p): Declare.
9075 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
9076 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
9077 (legitimize_tls_address): New.
9078 (hppa_legitimize_address): Handle TLS addresses.
9079 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
9080 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9081 (emit_move_sequence): Handle TLS addresses.
9082 (pa_encode_section_info): Call default handler to handle common
9084 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
9085 (CONSTANT_ADDRESS_P): Reject TLS operands.
9086 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
9087 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
9088 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
9089 (UNSPEC_TLSLE): Define new constants.
9090 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
9091 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
9092 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
9093 (tie_symbolic_operand, tle_symbolic_operand): New
9095 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
9097 * aclocal.m4: Update macros for autoconf 2.59 style.
9098 * configure.ac: Likewise.
9100 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9102 * pa.c (function_value): Handle small aggregates on 32-bit targets.
9103 (function_arg): Pass small aggregates in general registers on 32-bit
9105 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
9107 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
9109 * Makefile.in (final.o): Fix dependencies.
9111 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9115 * langhooks.h (struct lang_hooks): Add expr_to_decl.
9116 * langhooks.c (lhd_expr_to_decl): New.
9117 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
9119 (LANG_HOOKS_INITIALIZER): Update.
9120 * tree.c (recompute_tree_invarant_for_addr_expr): Call
9121 expr_to_decl langhook.
9122 * c-tree.h (c_expr_to_decl): Declare.
9123 * c-typeck.c (c_expr_to_decl): New.
9124 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
9126 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
9128 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9131 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
9132 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
9134 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
9136 * Makefile.in: Adjust dependencies.
9137 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
9138 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
9139 * alias.c (rest_of_handle_cfg, pass_cfg): New.
9140 * bb-reorder.c (duplicate_computed_gotos): Make it static.
9141 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
9142 rest_of_compilation.
9144 * bb-reorder.c (gate_duplicate_computed_gotos,
9145 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
9146 rest_of_handle_reorder_blocks, pass_reorder_blocks,
9147 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
9148 pass_partition_blocks): New.
9149 * bt-load.c (gate_handle_branch_target_load_optimize,
9150 rest_of_handle_branch_target_load_optimize,
9151 pass_branch_target_load_optimize): New.
9152 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
9154 * cfglayout.c (pass_insn_locators_initialize): New.
9155 * cfgrtl.c (pass_free_cfg): New.
9156 * combine.c (gate_handle_combine, rest_of_handle_combine,
9158 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
9159 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
9160 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
9161 * except.c (pass_set_nothrow_function_flags,
9162 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
9164 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
9165 rest_of_handle_shorten_branches, pass_shorten_branches,
9166 rest_of_clean_state, pass_clean_state): New.
9167 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
9168 rest_of_handle_remove_death_notes, pass_remove_death_notes,
9169 rest_of_handle_life, pass_life, rest_of_handle_flow2,
9171 * function.c (pass_instantiate_virtual_regs, pass_init_function,
9172 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
9173 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9174 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
9176 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
9177 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
9178 pass_rtl_ifcvt, gate_handle_if_after_combine,
9179 rest_of_handle_if_after_combine, pass_if_after_combine,
9180 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
9181 pass_if_after_reload): New.
9182 * integrate.c (pass_initial_value_sets): New.
9183 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
9184 pass_purge_lineno_notes): New.
9185 * mode-switching.c (rest_of_handle_mode_switching,
9186 pass_mode_switching): New.
9187 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
9188 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
9190 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
9191 pass_loop_optimize): New.
9192 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
9194 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
9196 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
9197 pass_postreload_cse): New.
9198 * profile.c (gate_handle_profiling, pass_profiling,
9199 rest_of_handle_branch_prob, pass_branch_prob): New.
9200 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
9201 pass_split_before_regstack, gate_handle_split_before_regstack,
9202 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
9203 rest_of_handle_split_all_insns, pass_split_all_insns): New.
9204 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
9205 pass_stack_regs): New.
9206 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
9207 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
9208 pass_stack_adjustments): New.
9209 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
9210 pass_regrename): New.
9211 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
9212 pass_delay_slots, gate_handle_machine_reorg,
9213 rest_of_handle_machine_reorg, pass_machine_reorg): New.
9214 * rtl.h (extern void purge_line_number_notes): New.
9215 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
9216 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
9218 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
9220 * value-prof.c (gate_handle_value_profile_transformations,
9221 rest_of_handle_value_profile_transformations,
9222 pass_value_profile_transformations): New.
9223 * var-tracking.c (gate_handle_var_tracking,
9224 pass_variable_tracking): New.
9225 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
9227 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
9228 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
9229 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
9230 rest_of_handle_old_regalloc, rest_of_handle_regrename,
9231 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
9232 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
9233 rest_of_handle_gcse2, rest_of_handle_regmove,
9234 rest_of_handle_tracer, rest_of_handle_if_conversion,
9235 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
9236 rest_of_handle_web, rest_of_handle_branch_prob,
9237 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
9238 rest_of_handle_jump_bypass, rest_of_handle_combine,
9239 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9240 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9241 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
9242 rest_of_handle_mode_switching, rest_of_handle_jump,
9243 rest_of_handle_eh, rest_of_handle_stack_adjustments,
9244 rest_of_handle_flow2, rest_of_handle_jump2,
9245 rest_of_handle_peephole2, rest_of_handle_postreload,
9246 rest_of_handle_shorten_branches, rest_of_clean_state,
9247 rest_of_compilation): Remove.
9249 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
9250 * passes.c (dump_flags, in_gimple_form, all_passes,
9251 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9252 register_dump_files, next_pass_1, last_verified, execute_todo,
9253 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
9254 from tree-optimize.c.
9255 (init_optimization_passes): Moved from tree-optimize.c,
9256 adding the RTL optimizations.
9257 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
9258 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
9259 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9260 register_dump_files, next_pass_1, last_verified, execute_todo,
9261 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
9262 init_tree_optimization_passes, ipa_passes): Delete.
9263 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
9265 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
9266 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
9268 (ipa_passes): Remove.
9269 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
9270 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
9271 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
9272 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
9273 (dump_info_p, dump_flag): Moved to tree-dump.h.
9275 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
9277 * passes.c (finish_optimization_passes): Use dump_begin
9278 and dump_end, TDI_end.
9279 (gate_rest_of_compilation): New.
9280 (pass_rest_of_compilation): Use it.
9281 (gate_postreload, pass_postreload): New.
9282 * toplev.c (general_init): Rename init_tree_optimization_passes.
9283 * toplev.h (init_tree_optimization_passes): Rename to
9284 init_optimizations_passes.
9285 * tree-dump.c (dump_flag): Make static.
9286 (dump_files): Remove RTL dumps.
9287 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
9288 pass_cleanup_cfg, pass_free_cfg_annotations,
9289 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
9290 pass_init_datastructures, pass_fixup_cfg): Make non-static.
9291 * tree-pretty-print.c: Include tree-pass.h.
9292 * cgraph.c: Include tree-dump.h.
9294 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9296 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
9297 Only fall back to saying it points to readonly memory if
9300 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9302 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
9303 * config/m32r/m32r.c (m32r_compute_frame_size,
9304 m32r_expand_prologue): Take current_function_profile into
9305 account whenever we reference
9306 current_function_uses_pic_offset_table.
9307 (m32r_finalize_pic): Remove.
9308 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
9310 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
9312 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
9313 instead of $<. Don't remove ./as if it already exists.
9315 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9318 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
9319 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
9320 for complex modes when generating code for PA 1.0.
9321 (VALID_FP_MODE_P): New macro.
9322 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9323 sets for all general and floating point modes. Align wide floating
9324 point modes to even register boundaries to comply with architectural
9326 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
9327 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
9328 (VALID_FP_MODE_P): New macro.
9329 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9330 sets for all general and floating point modes. Align wide floating
9331 point modes to even register boundaries to comply with architectural
9334 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9336 * tree-dump.c (dump_files): Initialize dump number for .cgraph
9339 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9341 * tree-ssa-structalias.c: Don't include expr.h.
9343 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9345 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
9348 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9350 Fix PR tree-optimization/22279
9352 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
9355 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
9357 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
9359 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9361 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
9362 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
9363 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
9364 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
9365 config/stormy16/stormy16.c, config/v850/v850.c,
9366 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
9367 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
9368 Avoid "." or "\n" at end of diagnostics and capital letters at
9369 start of diagnostics.
9370 * combine.c, cse.c: Don't translate dump file output.
9371 * toplev.c (print_version): Only translate output if going to
9374 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9376 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
9377 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
9380 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9382 * pa.c (fix_range): Fix typo in comment.
9384 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9386 * tree-vrp.c (extract_range_from_assert): Replace
9387 fold (build (...)) with fold_build2.
9389 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9391 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
9392 gcc_gfc_char_table, init_dynamic_gfc_info): New.
9393 (format_types_orig, handle_format_attribute): Add support for
9396 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
9398 * varasm.c (assemble_variable): Fix format specifier thinko.
9400 2005-07-03 Ira Rosen <irar@il.ibm.com>
9402 PR tree-optimization/22029 (and 22135)
9403 * tree-pretty-print.c (dump_generic_node): Check that the node is not
9404 a phi node before calling dump_vops.
9406 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9408 * tree-dump.h (dump_string_field): Declare.
9409 * tree-dump.c: Use it instead of dump_string.
9410 (dump_string_field): Make non-static.
9412 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
9414 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
9415 up the minimal CFG stuff always when optimize > 0. Call
9416 split_all_insns_noflow in PIC case if needed.
9418 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9419 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
9422 * c-decl.c (c_write_global_declarations): Dump contents of
9424 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
9425 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
9426 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
9427 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
9430 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9432 * c-common.h (GCC_DIAG_STYLE): Define.
9433 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
9434 version for format checking to 4.1.
9435 * c-format.c: Include toplev.h after c-common.h.
9436 (enum format_type): Add gcc_tdiag_format_type.
9437 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
9438 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
9439 (format_types_orig): Add gcc_tdiag.
9440 (init_dynamic_diag_info): Support gcc_tdiag formats.
9441 (handle_format_attribute): Likewise.
9442 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
9443 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
9444 version for format checking to 4.1.
9445 (warning0, warning, error, pedwarn, sorry): Use
9447 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
9448 (finish_aliases_1): Do not use %qE.
9449 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
9450 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
9451 Correct format bugs.
9452 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
9453 parameter to unsigned HOST_WIDE_INT.
9454 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
9456 2005-07-02 David Edelsohn <edelsohn@gnu.org>
9459 * expr.c (write_complex_part): Use adjust_address for MEM.
9460 (read_complex_part): Same.
9462 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
9464 Fix PR tree-optimization/22280
9466 * tree-sra.c (generate_element_init): Remove useless loop.
9468 2005-07-02 Richard Henderson <rth@redhat.com>
9470 * config/alpha/alpha.c (alpha_legitimize_address): Check for
9472 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
9474 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
9477 * fold-const.c (fold_binary): Handle the return value of
9478 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
9479 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
9481 2005-07-02 Jeff Law <law@redhat.com>
9483 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
9484 a eliminate type conversion which feeds an equality comparison
9485 if the original type or either operand in the comparison is a
9488 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
9490 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
9491 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
9493 * config/avr/avr.c: Do not use '`' as left quote.
9494 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
9495 Remove "." from end of diagnostics. Make diagnostics start with
9498 2005-07-02 Zack Weinberg <zack@codesourcery.com>
9499 Joseph S. Myers <joseph@codesourcery.com>
9501 * toplev.c (default_tree_printer): Handle setting location with
9503 * c-objc.common.c (c_tree_printer): Likewise.
9504 * c-format.c (gcc_diag_flag_specs): Add '+'.
9505 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
9506 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
9508 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
9509 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
9510 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
9511 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
9512 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
9513 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
9514 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
9515 format arguments where %J is used without %D.
9517 2005-07-02 Jakub Jelinek <jakub@redhat.com>
9519 * gcc.c (LINK_SSP_SPEC): Define.
9520 (link_ssp_spec): New variable.
9521 (LINK_COMMAND_SPEC): Add %(link_ssp).
9522 (static_specs): Add link_ssp_spec.
9523 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
9524 * configure: Rebuilt.
9525 * config.in: Rebuilt.
9527 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9528 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9529 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9530 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9531 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
9532 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
9533 -0x7008(2) instead of reading __stack_chk_guard variable.
9534 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
9536 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
9537 (stack_protect_set, stack_protect_test): Use *_tls* patterns
9538 if TARGET_THREAD_SSP_OFFSET is defined.
9539 (stack_tls_protect_set_si, stack_tls_protect_set_di,
9540 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
9543 2005-06-27 Richard Henderson <rth@redhat.com>
9544 * libgcc-std.ver (GCC_4.1.0): New.
9545 * libgcc.h (__stack_chk_guard): Declare.
9546 (__stack_chk_fail, __stack_chk_fail_local): Declare.
9547 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
9548 * mklibgcc.in (lib2funcs): Add them.
9550 2005-07-01 Richard Henderson <rth@redhat.com>
9552 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
9553 void * before struct sigcontext *.
9554 (x86_fallback_frame_state): Likewise.
9556 2005-07-01 James E. Wilson <wilson@specifixinc.com>
9558 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
9560 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9563 * tree-ssa-reassoc.c (should_transpose): Fix which operand
9564 we check for SSA_NAME for.
9566 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
9568 Fix PR tree-optimization/22071
9570 * tree-ssa-structalias.c (offset_overlaps_with_access): New
9572 (get_constraint_for_component_ref): Use it.
9574 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9577 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
9578 print out the last new line.
9580 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
9582 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
9583 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
9584 * config/cris/cris.c (cris_conditional_register_usage): Adjust
9585 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
9586 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
9587 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
9588 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
9589 (enum reg_class): New member CC0_REGS.
9590 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
9591 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
9592 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
9593 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
9594 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9595 Adjust for register now described.
9597 2005-07-01 Jakub Jelinek <jakub@redhat.com>
9600 * config/i386/i386.md (stack_protect_test_si,
9601 stack_protect_test_di): Add earlyclobber for scratch 3.
9602 * config/rs6000/rs6000.md (stack_protect_testsi,
9603 stack_protect_testdi): Add earlyclobber for scratch 3,
9604 remove earlyclobber from scratch 4.
9606 Older entries for 2005 can be found in ChangeLog-2005.