1 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
3 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
4 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
5 * varasm.c (do_assemble_alias): Adjust call.
6 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
8 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
10 2005-11-17 James E Wilson <wilson@specifix.com>
12 * tree.def (FUNCTION_DECL): Correct typo in comment.
14 2005-11-17 Richard Henderson <rth@redhat.com>
16 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
17 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
18 and DW_CFA_def_cfa_sf.
19 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
20 (dbx_reg_number): Don't assert particular registers here.
21 (based_loc_descr): ... do it here instead. Fold in ...
22 (eliminate_reg_to_offset): ... this function.
23 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
24 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
25 * unwind-dw2.c (execute_cfa_program): Apply data align factor
26 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
27 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
28 (instantiate_virtual_regs): Likewise.
29 * var-tracking.c (adjust_stack_reference): Likewise.
30 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
32 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
34 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
35 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
36 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
38 ($(T)crtlibid.o): New rule.
40 2005-11-16 Richard Guenther <rguenther@suse.de>
43 * fold-const.c (extract_array_ref): Return byte offset
45 (fold_binary): Fold &x[a] CMP &x[b] to
46 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
49 2005-11-16 Richard Henderson <rth@redhat.com>
52 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
55 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
58 * arm.md (split for movsf with immediate): Restrict split to insns
59 that set a general register.
61 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
63 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
65 * unwind-dw2.c (uw_advance_context): Likewise.
66 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
67 _Unwind_SjLj_Unregister.
68 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
70 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
72 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
74 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
76 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
77 langhook to get a DImode integer type.
79 2005-11-16 Richard Henderson <rth@redhat.com>
80 J"orn Rennecke <joern.rennecke@st.com>
81 Ulrich Weigand <uweigand@de.ibm.com>
85 * reload1.c (reg_equiv_invariant): New.
86 (reload): Allocate, initialize, and free it.
87 (calculate_needs_all_insns): Check it when skipping equivalence
89 (alter_reg): Likewise.
90 (eliminate_regs_1): Rename from eliminate_regs. Add new
91 may_use_invariant argument; only use reg_equiv_invariant when true.
92 (eliminate_regs): New.
93 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
94 a context for which may_use_invariant may be true.
96 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
98 * fold-const.c (const_binop): Don't constant fold the operation
99 if the result has overflowed and flag_trapping_math.
100 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
102 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
104 * config/arm/unwind-arm.c (abort): Add prototype here.
105 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
106 (struct phase1_vrs): Add prev_sp.
107 (unwind_phase2_forced): Save the original core registers instead of
108 modifying entry_vrs. Take a new flag argument for resuming unwinding
109 and set action flags accordingly. Always set _US_END_OF_STACK when
110 get_eit_entry fails. Unwind before calling the stop function.
111 (_Unwind_GetCFA): New function.
112 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
113 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
114 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
115 just call unwind_phase2_forced.
116 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
117 * config/arm/unwind-arm.h (abort): Remove prototype.
118 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
120 (_Unwind_GetCFA): New prototype.
121 * config/arm/pr-support.c (abort): Add prototype here.
122 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
124 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
125 not schedule the prologue with non-call exceptions and EABI.
127 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
129 * config/arm/unwind-arm.h: Reorder interface function declarations.
130 (_URC_END_OF_STACK): New enumeration value.
131 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
132 (struct _Unwind_Control_Block): Document reserved field use.
133 (_Unwind_Stop_Fn): New typedef.
134 (_Unwind_ForcedUnwind): Declare.
135 (_Unwind_Resume_or_Rethrow): Declare.
136 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
138 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
139 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
140 (UCB_FORCED_STOP_ARG): New.
141 (search_EIT_table): Update boundary condition checks.
142 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
143 (unwind_phase2): Replace for with do..while.
144 (unwind_phase2_forced): New.
145 (__gnu_Unwind_RaiseException): Replace for with do..while.
146 (__gnu_Unwind_ForcedUnwind): New.
147 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
148 Use appropriate phase2 unwinder.
149 (__gnu_Unwind_Resume_or_Rethrow): New.
150 (__gnu_unwind_pr_common): Cope with forced unwinding.
152 2005-11-16 David Edelsohn <edelsohn@gnu.org>
155 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
157 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
158 roundsf2): Remove "s" from mnemonic.
160 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
162 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
164 * config/bfin/crtn.s: Change epilogues to match.
165 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
166 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
169 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
172 * doc/invoke.texi: Distinguish between free and fixed form instead of
173 Fortran and Fortran 90/95. Remove ratfor from the list of supported
175 * gcc.c (default_compilers): Remove double entries, add entries for
176 suffixes '.F90' and '.F95'.
178 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
180 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
181 in the stack probing loop.
183 2005-11-15 David Edelsohn <edelsohn@gnu.org>
185 * configure.ac: Use .machine power5 not power5x.
186 * configure: Regenerate.
188 2005-11-15 Mike Stump <mrs@apple.com>
190 * c-decl.c (lookup_name_two): Add.
191 * c-tree.h (lookup_name_two): Likewise.
192 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
193 * config/darwin-c.c (darwin_pragma_unused): Likewise.
195 2005-11-16 Alan Modra <amodra@bigpond.net.au>
197 PR rtl-optimization/23392
198 * regrename.c (enum scan_actions) Add mark_access.
199 (scan_actions_name): Ditto.
200 (scan_rtx_reg): Handle mark_access.
201 (scan_rtx_address): Do nothing for mark_access.
202 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
203 and regs in REG_INC notes before closing chains for dead regs.
204 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
205 opening chains for new writes.
207 2005-11-15 David Edelsohn <edelsohn@gnu.org>
209 * c.opt (ffixed-line-length-none): New.
211 2005-11-15 Steve Ellcey <sje@cup.hp.com>
213 * mklibgcc.in: Change contents of eh_dummy.c.
215 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
217 * loop.c (scan_loop): Do not insert temporaries for hard registers.
219 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
221 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
223 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
225 2005-11-15 Jan Hubicka <jh@suse.cz>
227 * invoke.texi (large-unit-insns): Document.
228 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
229 * params.def (large-unit-insns): New param.
231 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
234 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
235 special register for operand 3. Reindent constraints to align
238 2005-11-14 David Edelsohn <edelsohn@gnu.org>
240 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
241 -mpopcntb, -mfprnd. Add -mcpu=power5+.
242 * configure.ac: Add test for FP rounding instructions.
243 * configure: Regenerate.
244 * config.in: Regenerate.
245 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
246 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
248 * config/rs6000/rs6000.opt (mfprnd): New.
249 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
250 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
251 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
252 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
254 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
256 (btrunc<mode>2): New.
261 2005-11-14 Geoffrey Keating <geoffk@apple.com>
263 * gcc.c (version_compare_spec_function): Use fatal() rather than
266 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
267 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
268 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
270 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
273 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
274 on -mmacosx-version-min setting.
276 2005-11-14 Diego Novillo <dnovillo@redhat.com>
279 * tree-vrp.c (infer_value_range): Return false if STMT is a
280 block terminator and its basic block has no successors.
282 2005-11-14 Mike Stump <mrs@apple.com>
284 * config/i386/i386.c (override_options): -masm=intel isn't
286 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
288 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
290 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
291 vfork after including auto-host.h.
293 2005-11-15 Alan Modra <amodra@bigpond.net.au>
295 PR rtl-optimization/22002
296 * combine.c (distribute_notes): Detect cases where a reg dies
297 two or more times in a bb, including on the insn we are combining,
298 and place the death note on the correct range.
300 2005-11-14 Dale Johannesen <dalej@apple.com>
302 * expmed.c (store_bit_field): Add offset unconditionally for
304 (extract_bit_field): Don't force extzv or extv operand into
305 a register if field is too big.
307 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
309 * config/arm/arm.c (pic_labelno): New.
310 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
311 LABEL_REF. Pass only the labelno to PIC insns.
312 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
313 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
314 * arm.md (UNSPEC_PIC_LABEL): New constant.
315 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
316 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
317 Use the correct label prefix.
319 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
321 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
324 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
326 * loop-invariant.c: Include tm_p.h.
327 * Makefile.in: Updated.
329 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
331 * pa.c (store_reg): Revise generation of frame notes in large frames.
332 (set_reg_plus_d): Likewise.
334 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
336 PR tree-optimization/24709
337 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
340 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
342 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
343 and duplicate declaration of pthread_self.
345 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
346 Ian Lance Taylor <ian@airs.com>
349 * calls.c (expand_call): If TARGET is a MEM and some part of the
350 argument area has been saved, force TARGET to a register.
352 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
354 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
357 2005-11-13 Jason Merrill <jason@redhat.com>
360 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
361 lazily declared methods.
362 (force_decl_die): Stop if forcing out the context already make a
364 (force_type_die): Likewise.
366 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
369 * builtins.c (integer_valued_real_p): Add break in
370 REAL_CST having TREE_OVERFLOW set.
372 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
374 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
375 addressing modes during calculation of costs.
377 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
379 * function.c (assign_stack_local_1): Restrict sanity check
380 on frame size overflow to 32-bit and above platforms.
382 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
384 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
385 * config/cris/cris.c: Include reload.h.
386 (cris_initial_elimination_offset): New function.
387 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
390 2005-11-12 Richard Guenther <rguenther@suse.de>
392 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
394 2005-11-12 Jan Hubicka <jh@suse.cz>
396 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
397 to compare against 0 when possible.
399 2005-11-12 Jie Zhang <jie.zhang@analog.com>
401 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
402 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
403 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
404 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
407 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
409 * recog.c (constrain_operands) <case 'g'>: For a match, require
410 that a non-register matches general_operand when strict >= 0.
412 2005-11-11 Steven Bosscher <stevenb@suse.de>
414 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
417 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
419 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
420 (memory_address_same): New.
421 (dse_optimize_stmt): Call memory_address_same.
423 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
426 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
427 ZERO_EXTEND>: New cases.
429 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
431 * longlong.h (__clz_tab): Always provide.
433 2005-11-11 Steven Bosscher <stevenb@suse.de>
436 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
438 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
439 before check_maybe_invariant.
440 (move_invariant_reg): Use gen_move_insn instead of replacing
441 SET_DEST with the temporary for the invariant.
442 (move_loop_invariants): If checking is enabled, do internal
443 consistency checks after completing the pass.
445 2005-11-11 David Edelsohn <edelsohn@gnu.org>
448 * common.opt (Wvolatile-register-var): New.
449 * varasm.c (make_decl_rtl): Only emit warning when option
450 specified. Clarify warning message.
451 * doc/invoke.texi (Wvolatile-register-var): Document new option.
453 * doc/md.texi (copysign): Document standard named pattern.
455 2005-11-11 Jie Zhang <jie.zhang@analog.com>
457 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
458 bytes when align is 2.
459 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
460 by the first instruction of the loop.
462 2005-11-11 Jason Merrill <jason@redhat.com>
465 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
468 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
470 PR rtl-optimization/22509
471 * local-alloc.c (memref_used_between_p): Check whether a function call
472 could not reference the memref.
474 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
476 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
477 algorithm so as to choose the best, not the worst, alternative.
478 Reset accumulated register class before processing next alternative.
480 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
483 * calls.c (expand_call): Copy a return value to a plain register
486 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
489 * varasm.c (assemble_name): Recompute name only for transparent
492 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
494 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
496 2005-11-04 Jeff Law <law@redhat.com>
499 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
500 perform reassociation if the parent statement will not die as
501 a result of the optimization.
503 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
505 * tree-ssa-alias.c (compute_may_aliases): Remove call to
506 delete_old_heap_vars.
507 * tree-dfa.c (referenced_var_remove): Remove function.
508 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
509 (delete_tree_ssa): Remove call to delete_old_heapvars.
510 Add call to delete_alias_heapvars.
511 * tree-flow.h (referenced_var_remove): Remove prototype
512 (init_alias_heapvars): New prototype.
513 (delete_alias_heapvars): Ditto.
514 * Makefile.in (tree-ssa-structalias.o): Add
515 gt-tree-ssa-structalias.o
516 (GTFILES): Add tree-ssa-structalias.h and
517 tree-ssa-structalias.c.
518 (s-gtype): Add gt-tree-ssa-structalias.h.
519 * tree-ssa-structalias.c (heapvars): Remove.
520 (oldheapvars): Remove.
521 (heapvar_for_stmt): New variable.
522 (heapvar_lookup): New function.
523 (heapvar_insert): Ditto.
524 (get_constraint_for): See if we have an old heapvar
526 (init_alias_heapvars): New function.
527 (delete_alias_heapvars): Ditto.
528 Add include of gt-tree-ssa-structalias.h.
530 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
533 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
535 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
537 * tree.c (int_fits_type_p): Only look at the base type
538 if it has the same precision as the original type.
540 2005-11-10 Jakub Jelinek <jakub@redhat.com>
543 * varasm.c (assemble_alias): Use %q+D in the error
544 message instead of %J and %qD.
546 2005-11-10 Richard Guenther <rguenther@suse.de>
548 * gcse.c (free_ldst_entry): Only free hashtable if
551 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
553 * function.c (assign_stack_local_1): Issue an error message if
554 the frame size overflows in the signed target arithmetics.
556 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
558 * tree.c (build_qualified_type): Chain the new type to the original
559 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
560 a POINTER_TYPE or a REFERENCE_TYPE respectively.
561 (build_pointer_type_for_mode): Only return unqualified types.
562 (build_reference_type_for_mode): Likewise.
564 2005-11-09 Jakub Jelinek <jakub@redhat.com>
566 * Makefile.in (gnucompare): Do comparison of all files using one of
567 the chosen methods and only afterwards decide if just warning should
568 be issued or comparison failure raised.
570 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
572 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
573 (noce_try_abs): Negate if the comparison is reversed.
574 Look only one instruction backwards for a REG_EQUAL note.
576 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
579 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
580 gthr-tpf.h: Define __gthrw. For all identifiers that might
581 be weak, introduce weakrefs or non-weak aliases with __gthrw,
582 and prefix all uses with __ghtrw.
584 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
587 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
588 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
589 * c-common.c (handle_weakref_attribute): New.
590 (c_common_attribute_table): Add weakref.
591 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
593 * configure, config.in: Rebuilt.
594 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
595 * doc/extend.texi: Document weakref attribute.
596 * varasm.c (ultimate_transparent_alias_target): New
597 (assemble_name): Use it.
598 (weak_finish_1): Split out of...
599 (weak_finish): ... and deal with weakrefs in...
600 (weakref_targets): ... new list.
601 (globalize_decl): Clean up weakref_targets.
602 (do_assemble_alias): Handle weakrefs.
603 (finish_aliases_1): Do not reject weakrefs to external symbols.
604 (assemble_alias): Handle weakrefs.
606 2005-11-09 Richard Guenther <rguenther@suse.de>
608 PR tree-optimization/24716
609 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
610 t_bool to track results from follow_ssa_edge.
612 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
614 * final.c (force_source_line): New global variable.
615 (final_scan_insn): Set it to true instead of clearing last_filename.
616 (notice_source_line): Return true if force_source_line is true,
617 unless source info is absent.
619 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
622 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
623 a linkage name for a variable if it a register variable.
624 * c-decl.c (grokdeclarator): Global register variables
625 should be set as PUBLIC.
627 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
630 * config/s390/s390.c (struct s390_frame_layout): New fields
631 first_save_gpr_slot and last_save_gpr_slot.
632 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
633 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
634 first_save_gpr and last_save_gpr with the _slot variants.
635 (s390_register_info): Calculate first_save_gpr_slot and
636 last_save_gpr_slot using regs_ever_live.
638 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
641 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
642 for a function containing a landing pad.
644 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
647 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
650 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
652 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
653 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
655 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
658 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
660 (call,load,store): New insn types.
661 (mem_access, branch_access): Adjust reservation conditions.
662 (define_delay): Adjust condition.
663 (decrement_and_branch_until_zero): Allow for ms2. Set branch
665 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
666 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
668 (call_internal, call_value_internal, return_internal,
669 return_interrupt_internal, eh_return_internal, indirect_jump,
670 tablejump): Set call insn type.
671 (blockage, ei, di): Use appropriate unspec const.
672 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
673 (ms1_get_attr_type): Adjust to give load & store types.
674 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
675 backwards past a barrier.
676 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
678 (struct branch_info, struct label_info): New.
680 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
681 (ms1_machine_reorg): New.
682 (TARGET_MACHINE_DEPENDENT_REORG): Override.
683 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
684 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
685 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
688 2005-11-09 Per Bothner <per@bothner.com>
689 Uros Bizjak <uros@kss-loka.si>
692 * toplev.c (process_options): Initialize debug_hooks early
693 in case lang_hooks.post_options ends up calling a debug_hook.
695 2005-11-08 Jakub Jelinek <jakub@redhat.com>
697 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
698 DBX_REGISTER_NUMBER being contiguous.
700 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
701 Diego Novillo <dnovillo@redhat.com>
704 * tree-vrp.c (register_edge_assert_for): Do not register
705 always-false predicates.
707 2005-11-08 Devang Patel <dpatel@apple.com>
709 PR tree-optimization/23115
710 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
713 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
715 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
718 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
720 Fix PR tree-optimization/23382
722 * tree-ssa-alias.c (compute_may_aliases): Call
723 delete_old_heap_vars.
724 * tree-dfa.c (referenced_var_remove): New function.
725 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
726 * tree-flow.h (referenced_var_remove): Add prototype.
727 (delete_old_heap_vars): Ditto.
728 * tree-ssa-structalias.c (heapvars): New variable.
729 (oldheapvars): Ditto.
730 (get_constraint_for): Put heap vars on heapvars list.
731 (delete_old_heap_vars): New function.
733 2005-11-08 Jason Merrill <jason@redhat.com>
735 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
737 2005-11-08 Uros Bizjak <uros@kss-loka.si>
740 * reg-stack.c (reg_to_stack): Update register liveness also
741 for flag_sched2_use_traces.
743 2005-11-08 Alan Modra <amodra@bigpond.net.au>
746 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
747 override prior explicit -mno-powerpc-gfxopt.
749 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
751 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
752 if the bitsize is zero.
753 * doc/md.texi (Standard Pattern Names): Document it.
755 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
756 (TARGET_PASS_BY_REFERENCE): Likewise.
758 2005-11-07 Ian Lance Taylor <ian@airs.com>
760 PR rtl-optimization/24683
761 * config/i386/i386.c (legitimize_pic_address): If constant operand
762 to PLUS is too large, put it in a register.
764 2005-11-07 Jie Zhang <jie.zhang@analog.com>
766 * configure.ac: Enable checking assembler dwarf2 support for bfin
768 * configure: Regenerate.
770 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
774 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
775 gen_easy_vector_constant_add_self): Delete.
776 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
778 (output_vec_const_move): Use gen_easy_altivec_constant.
779 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
780 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
781 (easy_vector_constant_add_self): Rewritten.
782 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
783 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
784 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
785 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
786 Macroize and adjust for the other changes.
788 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
792 * c-typeck.c (build_c_cast): Try using a shared constant, and see
793 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
795 2005-11-07 Jakub Jelinek <jakub@redhat.com>
797 PR rtl-optimization/23567
798 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
799 (noce_process_if_block): Don't do any optimizations except
800 if (cond) x = x; if !set_b and write into orig_x may trap
801 or fault. Remove the MEM_READONLY_P check.
803 2005-11-06 Diego Novillo <dnovillo@redhat.com>
806 * tree-vrp.c (fix_equivalence_set): New.
807 (extract_range_from_assert): Call it.
809 2005-11-05 Ian Lance Taylor <ian@airs.com>
812 * combine.c (apply_distributive_law): Don't distribute across a
815 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
817 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
818 config/ms1/ms1.h, config/rs6000/predicates.md,
819 config/s390/s390.c, params.def, postreload-gcse.c,
820 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
821 tree-vrp.c, tree.c: Fix comment typos.
822 * doc/invoke.texi: Fix typos.
824 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
826 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
827 for testing whether the data_dependence_relation contains distance
828 vectors. Iterate over all distance vectors of the ddr.
829 * lambda.h: Define a vec of lambda_vector pointers.
830 * tree-data-ref.c (dump_data_dependence_relation,
831 dump_data_dependence_direction): Iterate over all distance and
832 direction vectors of the ddr.
833 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
835 (build_classic_dist_vector, build_classic_dir_vector): Push a set
836 of distance/direction vectors instead of a single one.
837 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
838 lambda_vectors with a vec of lambda_vectors.
839 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
840 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
841 DDR_NUM_DIST_VECTS): New.
842 * tree-loop-linear.c (gather_interchange_stats): Test for the
843 existence of distance vectors only after having checked that there
844 is a dependence. Iterate over all distance vectors of the ddr.
845 (linear_transform_loops): Use dump_data_dependence_relation.
846 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
847 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
848 distance vectors of the ddr.
850 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
852 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
853 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
854 IS_INTHANDLER; all callers changed.
855 (n_regs_saved_by_prologue): Take interrupt handler attributes into
857 (do_link, do_unlink): New argument ALL; all callers changed.
858 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
859 If function isn't leaf, save and restore all registers.
860 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
863 2005-11-05 Jan Hubicka <jh@suse.cz>
865 PR rtl-optimization/23490
866 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
867 max-flow-memory-location): Document.
868 * flow.c: Include params.h
869 (MAX_MEM_SET_LIST_LEN): Kill.
870 (add_to_mem_set_list): Use new param.
871 * cse.c (cse_basic_block): Replace 1000 by new param.
872 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
873 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
874 * predict.c (predict_loops): Use new param.
875 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
877 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
878 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
879 Do not hold memory returned by cgraph_node_name across other call.
881 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
884 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
887 2005-11-04 Jeff Law <law@redhat.com>
890 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
891 * tree-ssa-dom.c: Include params.h.
892 (thread_across_edge): If there are too many statements in the
893 target block, then do not thread through it.
894 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
895 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
897 2005-11-03 Diego Novillo <dnovillo@redhat.com>
900 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
901 TODO_update_ssa instead of TODO_update_ssa_no_phi.
903 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
906 * tree-scalar-evolution.c (instantiate_parameters_1,
907 instantiate_parameters, resolve_mixers): Compute the size of an
908 expression to be instantiated and give up the instantiation if the
909 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
911 2005-11-04 Richard Guenther <rguenther@suse.de>
913 * tree-flow.h (ref_contains_indirect_ref): Rename to
914 array_ref_contains_indirect_ref.
915 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
916 (array_ref_contains_indirect_ref): Make comment match the code
918 (ref_contains_array_ref): Likewise.
919 * tree-ssa-structalias.c (find_func_aliases): Remove call to
920 ref_contains_indirect_ref.
921 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
922 Rename calls to ref_contains_indirect_ref.
924 2005-11-04 Paul Brook <paul@codesourcery.com>
926 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
927 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
928 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
929 * config/arm/arm.md: Use match_operand in peephole input templates
930 and match_dup in peephole output templates.
932 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
934 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
937 2005-11-04 Mark Mitchell <mark@codesourcery.com>
938 Daniel Jacobowitz <dan@codesourcery.com>
940 * longlong.h (add_ssaaaa): Clobber condition code register
942 (sub_ddmmss): Likewise.
943 (umul_ppmm): Likewise.
945 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
946 Paul Brook <paul@codesourcery.com>
947 Phil Blundell <pb@reciva.com>
949 * configure.ac: Add test for ARM TLS support.
950 * configure: Regenerated.
951 * config/arm/arm-protos.h (legitimize_tls_address)
952 (arm_tls_referenced_p, tls_mentioned_p)
953 (arm_output_addr_const_extra): New prototypes.
954 (thumb_legitimize_pic_address): Delete.
955 * config/arm/arm.c: Include "gt-arm.h".
956 (enum tls_reloc): New.
957 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
958 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
959 (arm_call_tls_get_addr, legitimize_tls_address)
960 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
961 (arm_init_tls_builtins, arm_emit_tls_decoration)
962 (arm_output_addr_const_extra): New functions.
963 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
964 (TARGET_HAVE_TLS): Define.
965 (target_thread_pointer): New.
966 (arm_override_options): Handle -mtp=.
967 (legitimize_pic_address): Ignore UNSPECs.
968 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
970 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
971 (tls_get_addr_libfunc): New variable.
972 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
973 (arm_init_builtins): Call arm_init_tls_builtins.
974 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
975 (arm_encode_section_info): Call default_encode_section_info.
976 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
977 (enum arm_tp_type): New.
978 (target_thread_pointer): Add declaration.
979 (LEGITIMATE_CONSTANT_P): Handle TLS.
980 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
981 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
982 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
983 * config/arm/arm.md: Add UNSPEC_TLS.
985 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
987 (tls_load_dot_plus_eight): New insn and a peephole to create it.
988 (load_tp_hard, load_tp_soft): New insns.
989 * arm.opt: Add -mtp=.
990 * doc/invoke.texi (ARM Options): Document -mtp.
992 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
994 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
995 * config/arm/libunwind.S: Include "lib1funcs.asm".
996 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
997 (LIB2ADDEH): Add libunwind.S.
998 (LIB2ADDEHDEP): Add lib1funcs.asm.
999 * mklibgcc.in: Handle asm files in libgcc_eh.a.
1001 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1004 * gcc/c.opt: Add a -lang-fortran option.
1005 * gcc/c-opts.c: Add a lang_fortran flag.
1006 (c_common_init_options): Handling the -lang-fortran option.
1007 (c_common_handle_option): Add a case for Fortran options in
1008 preprocessing. Remove cases for -ffixed-form and
1009 -ffixed-line-length. Add a case for -lang-fortran.
1011 2005-11-03 David Edelsohn <edelsohn@gnu.org>
1013 * config/rs6000/rs6000.c: Include params.h
1014 (optimization_options): Set max-grow-copy-bb-insns default to 16.
1015 (bdesc_2arg): Delete vpkuhss and vpkuwss.
1016 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
1017 (UNSPEC_VPKUWSS): Delete.
1018 (altivec_vpkuhss): Delete.
1019 (altivec_vpkuwss): Delete.
1020 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
1022 (neg_eq0<mode>): Remove final condition.
1023 (neg_eq<mode>): Remove condition and split-condition.
1025 2005-11-04 Alan Modra <amodra@bigpond.net.au>
1027 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
1028 Use associated print macros.
1030 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1033 * diagnostic.c (diagnostic_set_info_translated): New function.
1034 (diagnostic_set_info): Use it. Add comment.
1035 * diagnostic.h (diagnostic_set_info_translated): Declare.
1037 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
1039 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
1040 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
1041 reference only if 'public' is true.
1042 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
1043 emit the .hidden directive only if the indirect reference is public.
1044 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
1045 Pass it to dw2_force_const_mem.
1046 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
1047 * dwarf2out.c (output_cfi): Adjust calls to above function.
1048 (output_call_frame_info): Likewise.
1049 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
1050 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
1052 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
1054 PR tree-optimization/24483
1055 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
1056 field to elts if possible.
1058 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1061 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
1064 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
1066 Fix PR tree-optimization/24351
1068 * tree-ssa-structalias.c (struct variable_info): Add
1070 (get_varinfo_fc): New function to follow collapsing.
1071 (new_var_info): Set collapsed_to to NULL.
1072 (dump_constraint): Follow collapsing.
1073 (build_constraint_graph): Handle collapsing.
1074 (do_simple_structure_copy): Return false if something bad
1076 (collapse_rest_of_var): New function.
1077 (do_structure_copy): Collapse if do_simple_structure_copy returns
1080 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1083 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
1084 expressions to a statement list instead of gimplifying them.
1086 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1088 PR rtl-optimization/23585
1089 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
1090 that can't trap plus a constant integer, if the mode has zero size.
1092 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
1095 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
1097 ("*insv<mode>_reg_extimm"): Likewise.
1099 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1102 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
1103 c_common_type_for_mode returns an unnamed type.
1105 2005-11-02 Richard Henderson <rth@redhat.com>
1109 * dwarf2out.c (dwarf2out_reg_save_reg): New.
1110 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
1111 * function.c (assign_parms): Use calls.internal_arg_pointer.
1112 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
1114 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
1115 (TARGET_CALLS): Add it.
1116 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
1117 * targhooks.c (default_internal_arg_pointer): New.
1118 * targhooks.h (default_internal_arg_pointer): Declare.
1119 * tree.h (dwarf2out_reg_save_reg): Declare.
1120 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
1121 * config/i386/i386.c (dbx_register_map): Add return column.
1122 (dbx64_register_map, svr4_dbx_register_map): Likewise.
1123 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
1124 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
1125 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
1126 (ix86_save_reg): Save force_align_arg_pointer.
1127 (ix86_emit_save_regs): Make regno unsigned.
1128 (ix86_emit_save_regs_using_mov): Likewise.
1129 (ix86_expand_prologue): Handle force_align_arg_pointer.
1130 (ix86_expand_epilogue): Likewise.
1131 * config/i386/i386.h: (dbx_register_map): Update.
1132 (dbx64_register_map, svr4_dbx_register_map): Update.
1133 (struct machine_function): Add force_align_arg_pointer.
1134 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
1135 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
1136 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
1138 2005-11-02 Jan Hubicka <jh@suse.cz>
1141 * i386.md: Add peep2 for simplyfing array accesses.
1143 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1146 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
1147 * config/s390/s390.c (s390_decompose_shift_count): New function.
1148 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
1149 (print_shift_count_operand): Use s390_decompose_shift_count.
1150 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
1151 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
1153 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1156 * loop.c (loop_givs_rescan): Use force_operand to expand
1159 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
1162 * fold-const.c (build_range_check): Use unsigned when signed
1163 overflow is undefined also. If etype is subtype, make sure that
1164 the subtraction is in the supertype.
1166 2005-11-02 Richard Henderson <rth@redhat.com>
1169 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
1172 2005-11-01 Richard Henderson <rth@redhat.com>
1175 * loop.c (scan_loop): Do not propagate computations to a hard
1176 register destination with SMALL_REGISTER_CLASSES.
1178 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
1180 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
1181 costs for MULT inside PLUS or MINUS.
1183 2005-11-01 Bob Wilson <bob.wilson@acm.org>
1185 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
1186 (TRAMPOLINE_SIZE): Round up to 60.
1187 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
1189 2005-10-31 James E. Wilson <wilson@specifix.com>
1192 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
1193 ifdef. Put ifdefs around call in gen_subprogram_die.
1194 (compute_frame_pointer_to_cfa_displacement): Likewise.
1195 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
1198 PR rtl-optimization/17356
1199 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
1200 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
1202 2005-10-31 Jan Hubicka <jh@suse.cz>
1205 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
1208 * i386.c (legitimize_pic_address): Deal with large immediates.
1211 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
1212 from symbol names while computing checkup.
1215 * predict.c (predict_loops): Do not estimate more than
1216 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
1217 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
1219 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
1221 PR tree-optimization/19097
1222 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
1224 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
1226 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
1228 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
1231 * tree-inline.c (setup_one_parameter): If the init_stmt
1232 is NULL, don't insert the statement.
1234 2005-10-30 Jan Hubicka <jh@suse.cz>
1236 PR tree-optimization/24172
1237 * tree-inline.c (copy_body_r): Unshare the substituted value first.
1239 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
1241 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
1242 constants for hosts with long != 32 bits.
1244 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1247 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
1249 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
1251 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
1252 (TARGET_MS1_16_002): New.
1253 (TARGET_MS1_16_003): New.
1255 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
1256 ("*decrement_and_branch_until_zero_no_clobber"): New.
1257 Add corresponding splitter for decrement_and_branch_until_zero
1259 Key all decrement_and_branch_until_zero patterns off of
1262 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
1265 * tree-complex.c (extract_component): Treat RESULT_DECL
1266 like the rest of the decls.
1268 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
1270 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
1271 indirect call to _mcount if the function needs a static chain.
1273 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
1274 Caroline Tice <ctice@apple.com>
1276 PR rtl-optimization/24460
1277 * dwarf2out.c (have_switched_text_sections): New boolean variable.
1278 (dwarf2out_switch_text_section): Set it to true instead of
1279 incrementing separate_line_info_table_in_use.
1280 (output_loc_list): Additionally test have_switched_text_sections.
1281 (output_ranges): Likewise.
1282 (dwarf2out_finish): Likewise.
1283 * varasm.c (assemble_start_function): Do not call
1284 insert_section_boundary_note.
1285 (assemble_end_function): If flag_reorder_blocks_and_partition,
1286 switch to the function's section before emitting the .size directive.
1287 * bb-reorder.c (insert_section_boundary_note): Staticify.
1288 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
1289 * output.h (insert_section_boundary_note): Delete.
1291 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
1294 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
1295 instead of pointer equality when comparing types.
1297 2005-10-24 James E. Wilson <wilson@specifix.com>
1299 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
1300 add_dependence_list_and_free calls.
1302 2005-10-24 Steven Bosscher <stevenb@suse.de>
1304 * contrib.texi: Add the names of the LLNL folks who donated
1305 Cray pointer support for gfortran.
1307 2005-10-24 Steven Bosscher <stevenb@suse.de>
1309 PR tree-optimization/24225
1310 * profile.c (branch_prob): Look from end to start through a
1311 basic block when looking for a locus.
1313 2005-10-24 Richard Henderson <rth@redhat.com>
1315 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
1317 (hppa_expand_prologue): Likewise.
1319 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1321 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
1322 (NO_DEFERRED_PROFILE_COUNTERS): Define.
1323 * pa.h (NO_PROFILE_COUNTERS): Define.
1324 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
1325 (funcdef_nos): New vector to hold label numbers of deferred profile
1327 (output_deferred_profile_counters): New function.
1328 (hppa_profile_hook): Push label number onto funcdef_nos.
1329 (pa_hpux_file_end): Call output_deferred_profile_counters if
1330 NO_DEFERRED_PROFILE_COUNTERS is false.
1332 * pa-protos.h (get_deferred_plabel): New prototype.
1333 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
1335 (output_call): Adjust calls.
1337 2005-10-24 Alan Modra <amodra@bigpond.net.au>
1339 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
1340 peculiarity of GOT/TOC section usage.
1342 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
1345 * c-common.c (constant_string_class_name): Add documentation.
1347 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
1350 * recog.c (peephole2_optimize): Increment peep2_current_count
1351 only when the slot is empty.
1353 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1356 * except.c (output_function_exception_table): Call
1357 assemble_external_libcall if we need a personality function.
1359 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1361 PR rtl-optimization/24460
1362 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
1363 set the basic block for barriers.
1365 2005-10-21 Janis Johnson <janis187@us.ibm.com>
1367 * var-tracking.c (vt_initialize): Initialize post.
1369 2005-10-21 Devang Patel <dpatel@apple.com>
1372 * c-common.c (vector_types_convertible_p): Check vector element type.
1374 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
1376 * config/sh/sh.c (prepare_move_operands): Handle the address
1377 constant which is a tls symbolic address plus a constant.
1379 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
1382 * gcc.c (main): Use the correct counter for erroring out
1383 about mulitple files.
1385 2005-10-21 Alan Modra <amodra@bigpond.net.au>
1388 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
1389 use r2 for 64-bit tls .got access.
1391 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
1393 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
1396 2005-10-20 Steven Bosscher <stevenb@suse.de>
1398 PR tree-optimization/24307
1399 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
1401 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
1404 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
1406 * varasm.c (find_decl_and_mark_needed): After cgraph global info
1407 is ready, stop marking functions, but still mark variables.
1409 2005-10-20 Richard Guenther <rguenther@suse.de>
1412 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
1415 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1417 PR rtl-optimization/23585
1418 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
1419 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
1420 (may_trap_p_1): New predicate extracted from...
1421 (may_trap_p): ... here. Invoke may_trap_p_1.
1422 (may_trap_or_fault_p): New predicate.
1423 * rtl.h (may_trap_or_fault_p): Declare it.
1424 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
1425 instead of may_trap_p.
1426 (steal_delay_list_from_fallthrough): Likewise.
1427 (fill_simple_delay_slots): Likewise.
1428 (fill_slots_from_thread): Likewise.
1429 * function.c (pad_to_arg_alignment): Rework comment about
1430 SPARC_STACK_BOUNDARY_HACK.
1431 * config/sparc/sparc.h: Likewise.
1433 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
1435 * config/s390/s390.c (s390_expand_insv): New.
1436 * config/s390/s390-protos.h (s390_expand_insv): Declare.
1437 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
1438 ("icm_hi"): Remove mode attribute.
1439 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
1441 ("*extracthi", "*extractqi"): Remove.
1442 (extv<mode>", "*extzv<mode>"): New.
1443 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
1444 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
1446 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1448 * cfgexpand.c (discover_nonconstant_array_refs_r,
1449 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
1450 (tree_expand_cfg): Call discover_nonconstant_array_refs.
1451 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1452 discover_nonconstant_array_refs.
1454 2005-10-19 Steven Bosscher <stevenb@suse.de>
1457 * c-decl.c (pop_scope): Don't warn about an unused variable
1458 if it is marked with TREE_NO_WARNING.
1459 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
1460 somenow mismatch and olddecl is to be replaced.
1462 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1465 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
1466 whether registers live on the edge can be saved/restored.
1468 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
1470 * config/sh/sh.c (fixup_mova): Skip notes.
1472 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1474 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
1475 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
1476 (s390_can_eliminate): Handle BASE_REGNUM elimination.
1477 (s390_initial_elimination_offset): Likewise.
1478 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
1479 register on TARGET_ZARCH targets.
1480 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
1481 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1482 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
1483 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
1485 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1487 * config/s390/s390.md: Comment describing output modifiers updated.
1488 * config/s390/s390.c (print_operand): Likewise.
1490 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1492 * config/s390/s390.c (override_options): Added check for -mstack-size
1494 * doc/invoke.texi: Mention that limit in the documenation.
1496 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
1499 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
1501 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
1503 Fix PR tree-optimization/24231
1505 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
1506 (compute_avail): Ditto.
1508 2005-10-18 Richard Henderson <rth@redhat.com>
1511 * config/i386/i386.c (legitimate_constant_p): Check
1512 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
1514 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
1515 (legitimate_pic_address_disp_p): Reorg CONST checking to make
1516 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
1518 (print_operand_address): Likewise.
1519 * config/i386/predicates.md (x86_64_immediate_operand): Test
1520 SYMBOL_REF_TLS_MODEL properly inside CONST.
1521 (x86_64_zext_immediate_operand): Likewise.
1522 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
1523 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
1524 * config/i386/i386-protos.h: Remove predicates.md entries.
1526 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
1528 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1529 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
1531 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
1532 Ian Lance Taylor <ian@airs.com>
1535 * fold-const.c (fold_widened_comparison): Do not allow range based
1536 constant folding when right operand cannot be unwidened.
1538 2005-10-17 Richard Henderson <rth@redhat.com>
1540 * builtins.c (expand_builtin_synchronize): Build a new-style asm
1541 with a memory clobber.
1543 2005-10-17 James E Wilson <wilson@specifix.com>
1545 PR rtl-optimization/17356
1546 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
1547 checking for EDGE_EH.
1549 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1551 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
1552 the slot on an even boundary for any type with 16-byte alignment.
1554 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
1557 * md.texi (Modifiers) <%>: Clarify that % doesn't work
1558 after register allocation.
1560 2005-10-17 DJ Delorie <dj@redhat.com>
1562 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
1565 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
1568 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
1571 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
1573 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
1574 to 2 if it's already non-zero.
1575 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
1576 is set and warn about it if flag_schedule_insns is 1.
1578 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
1580 * config/crx/crx.md: Compare-and-branch instructions need to
1583 2005-10-17 Uros Bizjak <uros@kss-loka.si>
1586 * config/i386/i386.md (*pushdi2_rex64 splitter)
1587 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
1588 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
1589 flow2 pass only when (optimize > 0 && flag_peephole2).
1591 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
1594 * gcc.c (have_c): New static variable.
1596 (process_command): Remove declation of have_c.
1597 Set have_o to 1 when handling -o.
1598 (main): Add a fatel error if there are multiple
1599 files specified and -o and -c/-S is passed witout
1600 -combine or multiple languages.
1602 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
1604 Fix PR tree-optimization/22444
1605 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
1606 Assert that we don't hit something with subvars.
1607 (setup_pointers_and_addressables): Don't add things with subvars,
1608 because we'll already process the subvars for aliasing purposes.
1610 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
1613 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
1614 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
1615 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
1616 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
1617 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
1618 swapped, alternatives for the R constraint.
1621 * builtins.c (get_builtin_sync_mode): Make unlimited
1622 mode_for_size request.
1624 2005-10-15 Richard Henderson <rth@redhat.com>
1626 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
1627 (gimplify_expr): ... here.
1628 (gimplify_compound_lval): Use it in initial scan loop. Allow
1629 fb_lvalue in base expression.
1631 2005-10-15 Richard Henderson <rth@redhat.com>
1634 * builtins.c (expand_builtin_trap): Export.
1635 * expr.h (expand_builtin_trap): Declare.
1636 * expr.c (expand_assignment): Emit a trap for integral offsets
1637 from registers that weren't reduced to bitpos.
1639 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
1640 (mark_array_ref_addressable): Remove.
1641 * tree-flow.h (mark_array_ref_addressable): Remove.
1642 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
1644 2005-10-15 James E Wilson <wilson@specifix.com>
1647 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
1648 (add_dependence_list_and_free): Likewise.
1649 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1652 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1656 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1657 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1659 (vrp_visit_phi_node): Only prevent infinite iterations when
1660 the previous result and the new result are both VR_RANGEs.
1662 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1664 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1667 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1670 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1673 2005-10-14 Per Bothner <per@bothner.com>
1675 PR preprocessor/21250
1676 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1678 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1681 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1682 overflow flags. Refactor some conditionals.
1684 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1687 * tree-dfa.c (add_referenced_var): Only look at decls which
1688 have TREE_CONSTANT or TREE_READONLY set instead of if
1689 !TREE_PUBLIC or !TREE_CONSTANT.
1691 2005-10-13 James E Wilson <wilson@specifix.com>
1693 * doc/invoke.texi: For -x, add f95-cpp-input.
1694 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1696 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1698 PR tree-optimization/24262
1699 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1700 in loop all the time.
1702 2005-10-12 Richard Henderson <rth@redhat.com>
1705 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1706 * function.c (assign_parm_find_data_types): Don't support it.
1707 * print-tree.c (print_node): Likewise.
1708 * c-common.c (handle_transparent_union_attribute): Likewise.
1709 Use build_duplicate_type.
1710 * tree-inline.c (remap_type_1): Split out of remap_type;
1711 properly remap aggregate fields.
1712 (build_duplicate_type): New.
1713 * doc/extend.texi (Variable Attributes): Remove documentation
1714 for transparent_union.
1716 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1719 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1720 (gen_stack_pointer_dec): Likewise.
1722 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1726 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1728 (struct cxx): Add adjust_class_at_definition target hook.
1729 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1730 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1731 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1732 hook_void_tree. Add to TARGET_CXX.
1733 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1735 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1736 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1737 instead of attribute. Check for dllexport override. Warn if
1738 inconsistent dll linkage. Don't lose old dllimport if decl has
1739 had address referenced. Tweak lookup of dllimport atribute.
1740 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1741 for target specific rules. Don't add dllimport attribute if
1742 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1743 dllimport attribute.
1744 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1745 * varasm.c (initializer_constant_valid_p): Replace
1746 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1750 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1751 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1752 (i[34567]86-*-mingw32*): Likewise.
1754 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1755 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1757 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1758 C++-specific code. Change return value to bool.
1759 (i386_pe_dllimport_p): Likewise.
1760 (associated_type): Simplify and make language-independent
1761 (i386_pe_encode_section_info): Replace override of ambiguous
1762 dllimport symbol refs with a gcc_assert.
1763 (i386_pe_valid_dllimport_attribute_p): Define.
1764 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1765 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1766 i386_pe_adjust_class_at_definition.
1767 * config/i386/winnt-stubs.c: New file. Define stub versions of
1768 lang-specific functions.
1769 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1770 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1771 i386_pe_adjust_class_at_definition.
1772 (i386_pe_valid_dllimport_attribute_p): Declare.
1773 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1774 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1775 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1778 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1779 dllimport attribute with test of DECL_DLLIMPORT_P.
1781 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1783 * combine.c (make_extraction): Correct offset computation.
1785 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1787 * config/cris/t-linux (LIMITS_H_TEST): Define.
1789 2005-10-12 Richard Henderson <rth@redhat.com>
1792 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1794 2005-10-12 Richard Guenther <rguenther@suse.de>
1796 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1798 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1801 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1802 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1805 2005-10-12 Richard Guenther <rguenther@suse.de>
1808 * varasm.c (output_constant): Correct typo from previous
1811 2005-10-11 Ian Lance Taylor <ian@airs.com>
1813 PR rtl-optimization/13931
1814 * combine.c: Revert patch of 2003-05-14, and:
1815 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1816 completely killed in the appropriate insn.
1817 (distribute_notes): Don't skip multiple hard register test for
1818 elim_i1 and elim_i2.
1820 2005-10-11 Richard Henderson <rth@redhat.com>
1823 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1824 to initialize a transparent union instead of a nop_expr.
1826 2005-10-11 Richard Henderson <rth@redhat.com>
1828 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1829 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1830 (tree_ssa_dce_loop): Call scev_reset.
1833 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1834 * tree-ssa-dce.c: Include cfgloop.h.
1835 (tree_ssa_dce_loop, pass_dce_loop): New.
1836 * tree-pass.h (pass_dce_loop): Declare it.
1837 * passes.c (init_optimization_passes): Use it.
1839 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1842 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1843 Only apply the optimization for rounding builtins if the inner
1844 cast is also an extension.
1846 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1849 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1850 mark_new_vars_to_rename instead of update_stmt.
1852 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1854 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1856 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1858 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1859 for setting MMX register to 0 rather than mmx.
1861 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1864 * configure.ac: Move gas check from mips specific case to common case.
1865 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1866 * configure: Regenerate
1867 * doc/install.texi: Update.
1869 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1872 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1874 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1876 * gcc.c (do_spec_1): Accept numeric characters in file name
1879 2005-10-10 Nick Clifton <nickc@redhat.com>
1881 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1882 describing the deleted arm_gen_rotated_half_load function.
1884 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1886 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1889 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1891 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1893 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1894 (EXTRA_MULTILIB_PARTS): Define.
1895 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1896 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1897 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1898 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1899 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1900 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1902 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1904 PR tree-optimization/24226
1905 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1906 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1907 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1910 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1912 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1914 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1917 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1918 Rewrite for no need for the early clobber.
1920 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1922 Merge from csl-arm-branch:
1923 2005-09-07 Paul Brook <paul@codesourcery.com>
1924 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1927 2005-04-30 Paul Brook <paul@codesourcery.com>
1928 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1929 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1931 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1932 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1933 (arm_override_options): Use TARGET_AAPCS_BASED.
1934 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1935 (PTRDIFF_TYPE): Use int for AAPCS.
1936 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1937 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1938 (DEFAULT_SHORT_ENUMS): Delete.
1939 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1941 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1942 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1943 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1944 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1946 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1947 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1949 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1950 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1952 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1953 * config.gcc (arm*-*-linux-gnueabi): Add it.
1954 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1956 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1957 * config/arm/linux-eabi.h: New file.
1958 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1959 (LINUX_TARET_LINK_SPEC): Likewise.
1960 (LINK_SPEC): Use it.
1961 * config/arm/t-linux-eabi: New file.
1963 2005-10-08 Steven Bosscher <stevenb@suse.de>
1966 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1968 (PARAM_SMS_DFA_HISTORY): Likewise.
1970 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1973 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1974 (load_register_parameters): Call it.
1975 (check_sibcall_argument_overlap_1): Likewise.
1976 (store_one_arg): Likewise.
1978 2005-10-07 James E. Wilson <wilson@specifix.com>
1980 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1981 DImode not VECINT24 for operand 2.
1984 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1988 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1989 fr_spill): Use destination_operand for operand 0.
1991 2005-10-07 DJ Delorie <dj@redhat.com>
1993 * varasm.c (output_constant): Limit error to expanding
1996 2005-10-07 Richard Guenther <rguenther@suse.de>
1999 * fold-const.c (fold_binary): Fix operand types during folding
2000 of X op (A, Y). Evaluation order of the side-effects of
2001 X and A are frontend-defined, so ensure we honour that even for
2002 tcc_comparison class operands; eased by removing duplicate code.
2004 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2006 * stor-layout.c (layout_type): Do not allow alignment of array
2007 elements to be greater than their size.
2009 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2011 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
2013 (hppa*-*-linux*): Ditto.
2014 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
2015 * config/host-hpux.c: New.
2016 * config/x-hpux: New.
2017 * config/pa/x-hpux: Remove.
2018 * config/pa/x-linux: Remove.
2019 * config/pa/pa-host.c: Remove.
2021 2005-10-07 Jeff Law <law@redhat.com>
2023 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
2024 determine whether or not to try and thread outgoing edges.
2026 2005-10-07 David Edelsohn <edelsohn@gnu.org>
2028 * config/rs6000/rs6000.md (eqsi_power): New.
2029 (neg_eq0si): Add TARGET_POWER to final condition.
2032 2005-10-06 Richard Henderson <rth@redhat.com>
2034 * config/rs6000/rs6000.c: Revert last change.
2036 2005-10-06 Richard Henderson <rth@redhat.com>
2038 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
2039 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
2041 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
2045 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
2046 out return_label and naked_return_label.
2048 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2050 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
2053 2005-10-06 Richard Henderson <rth@redhat.com>
2056 * tree-inline.c (declare_return_variable): Handle modify_dest not
2059 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2061 Fix PR tree-optimization/22488
2062 * tree-ssa-structalias.c (check_for_overlaps): New function.
2063 (create_variable_info_for): Use it.
2065 2005-10-06 Richard Henderson <rth@redhat.com>
2068 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
2069 (dwarf2out_start_source_file): Print it.
2071 2005-10-06 Geoffrey Keating <geoffk@apple.com>
2073 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
2075 2005-10-06 Richard Henderson <rth@redhat.com>
2078 * mode-switching.c (optimize_mode_switching): Clear transp bit
2079 for block with incomming abnormal edges.
2081 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
2082 (fpscr_set_from_mem): Use them.
2083 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
2084 (fpscr postinc splitters): Rewrite as peephole2+split.
2086 2005-10-06 David Edelsohn <edelsohn@gnu.org>
2088 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
2089 (eq<mode>_compare): Same.
2091 2005-10-06 Richard Guenther <rguenther@suse.de>
2093 PR tree-optimization/24238
2094 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
2096 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
2098 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
2099 here. Use AC_PATH_PROG for environment variables instead of
2101 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
2103 * configure: Regenerated.
2105 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
2108 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
2109 then force it into a register.
2110 (call_value): Likewise.
2112 2005-10-06 Richard Henderson <rth@redhat.com>
2115 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
2116 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
2117 under pass_vectorize.
2119 2005-10-05 Devang Patel <dpatel@apple.com>
2122 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
2123 handling constants. Check NAMESPACE_DECL context for constants.
2125 2005-10-05 Eric Christopher <echristo@apple.com>
2127 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
2129 2005-10-05 Richard Henderson <rth@redhat.com>
2132 * tree-cfg.c (mark_array_ref_addressable_1): New.
2133 (mark_array_ref_addressable): New.
2134 * tree-flow.h (mark_array_ref_addressable): Declare.
2135 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
2137 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
2141 * reload.c (subst_reloads): When adding a REG_LABEL to a
2142 jump instruction, also update JUMP_LABEL.
2144 2005-10-05 David Edelsohn <edelsohn@gnu.org>
2146 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
2147 * bb-reorder.c (copy_bb_p): Use it.
2148 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
2150 2005-10-05 Richard Henderson <rth@redhat.com>
2153 * toplev.c (process_options): Warn about unsupported combinations
2154 of unwind tables and omit-frame-pointer.
2155 * config/i386/i386.c (override_options): Similarly. Enable
2156 accumulate-outgoing-args if not explicitly disabled.
2158 2005-10-05 Steve Ellcey <sje@cup.hp.com>
2160 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
2161 Handle big endian vs. small endian.
2162 (vec_initv2sf): Handle big endian vs. small endian.
2163 (*vec_extractv2sf_1): Ditto.
2165 2005-10-05 Dale Johannesen <dalej@apple.com>
2167 * convert.c (convert_to_real): Don't convert
2168 (float)floor(double d) to floorf((float)d).
2170 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
2172 * config/arm/arm.md (insv): Use gen_int_mode in more places.
2174 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
2176 PR tree-optimization/18587
2177 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
2178 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
2179 build_vuses): Change to VEC type.
2180 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
2181 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
2182 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
2183 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
2184 (get_name_decl): New. Return DECL_UID of base variable.
2185 (operand_build_cmp): New. qsort comparison routine.
2186 (operand_build_sort_virtual): New. Sort virtual build vector.
2187 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
2188 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
2189 (FINALIZE_BASE): Use get_name_decl.
2190 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
2191 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
2192 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
2193 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
2194 direct VEC_* manipulations.
2195 (build_ssa_operands): Call operand_build_sort_virtual.
2196 (copy_virtual_operand, create_ssa_artficial_load_stmt,
2197 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
2198 with direct VEC_* manipulations.
2199 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
2200 with direct VEC manipulations.
2202 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
2204 PR tree-optimization/21419
2205 PR tree-optimization/24146
2206 PR tree-optimization/24151
2208 * c-typeck.c (readonly_error): Handle USE being lv_asm.
2209 (build_asm_expr): Call it if outputs are read-only.
2210 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
2212 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
2213 Paolo Bonzini <bonzini@gnu.org>
2217 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
2218 enable the instructions and not just the built-ins.
2219 * doc/invoke.texi (x86 Options): Likewise.
2221 2005-10-04 Geoffrey Keating <geoffk@apple.com>
2223 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
2225 * doc/invoke.texi (Option Summary): Correct spelling
2226 of -mmacosx-version-min.
2228 2005-10-04 Devang Patel <dpatel@apple.com>
2230 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
2233 2005-10-04 Steve Ellcey <sje@cup.hp.com>
2235 * tree-vect-transform.c (vect_create_epilog_for_reduction):
2236 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
2238 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
2240 * config/s390/s390.md ("TDSI","DP"): New mode macros.
2241 ("TE","tg"): New mode attributes.
2242 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
2243 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
2244 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
2245 dword_mode and one for GPRmode.
2247 2005-10-04 Ian Lance Taylor <ian@airs.com>
2249 PR preprocessor/13726
2250 * c-ppoutput.c (cb_include): Add comments parameter, and print out
2251 any comments passed in.
2253 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2255 * tree.c (annotate_with_file_line): Fix typo.
2257 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2260 * builtins.c (fold_builtin_memcmp): When constructing the pointer
2261 type used to access data in the inlined length == 1 case, use
2262 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
2263 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
2265 2005-10-04 Uros Bizjak <uros@kss-loka.si>
2267 * config/i386/i386.h (TARGET_FISTTP): Enable also for
2268 TARGET_SSE3 and only for TARGET_80387.
2269 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
2270 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
2271 Do not depend on TARGET_80387.
2273 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2275 * tree.c (last_annotated_node): Change type to location_t*.
2276 (annotate_with_file_line): Reflect the change of
2277 last_annotated_node type.
2279 2005-10-04 Richard Guenther <rguenther@suse.de>
2282 * c-decl.c (grokdeclarator): Don't write to fields
2285 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2288 * c-decl.c (finish_decl): Use set_user_assembler_name even for
2290 * varasm.c (make_decl_rtl): If a register variable does not
2291 have a set user assmbler name, error out.
2292 Decode the asmspec is now name+1 bypassing '*'.
2294 2005-10-04 Steven Bosscher <stevenb@suse.de>
2296 PR tree-optimization/23049
2297 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
2298 of a COND_EXPR is folded before calling fold on the whole rhs of a
2299 conditional assignment.
2300 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
2301 document that a COND_EXPR may appear there.
2303 2005-10-03 Diego Novillo <dnovillo@redhat.com>
2306 * tree-vrp.c (extract_range_from_assert): If the new numeric
2307 range created out of the assertion contradicts the existing
2308 numeric range of the ASSERT_EXPR variable, make the new range
2311 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
2313 * config/sh/sh.c (sh_register_move_cost): Add case for moving
2314 from T_REGS to FP register class.
2316 2005-10-03 Richard Henderson <rth@redhat.com>
2319 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
2320 before creating a new one.
2322 2005-10-03 David Edelsohn <edelsohn@gnu.org>
2324 * config/rs6000/t-aix43 (LDFLAGS): New.
2325 * config/rs6000/t-aix52 (LDFLAGS): New.
2327 2005-10-03 Ian Lance Taylor <ian@airs.com>
2329 * gimplify.c (find_single_pointer_decl_1): New static function.
2330 (find_single_pointer_decl): New static function.
2331 (internal_get_tmp_var): For a formal variable, set restrict base
2332 information if appropriate.
2333 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
2335 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
2336 (DECL_GET_RESTRICT_BASE): Define.
2337 (SET_DECL_RESTRICT_BASE): Define.
2338 (decl_restrict_base_lookup): Declare.
2339 (decl_restrict_base_insert): Declare.
2340 (struct tree_decl_with_vis): Add based_on_restrict_p field.
2341 * tree.c (restrict_base_for_decl): New static variable.
2342 (init_ttree): Initialize restrict_base_for_decl.
2343 (copy_node_stat): Copy restrict base information.
2344 (decl_restrict_base_lookup): New function.
2345 (decl_restrict_base_insert): New function.
2346 (print_restrict_base_statistics): New static function.
2347 (dump_tree_statistics): Call print_restrict_base_statistics.
2349 2005-10-02 Diego Novillo <dnovillo@redhat.com>
2352 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
2353 case of anti-ranges.
2355 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
2358 * c-typeck.c (tagged_tu_seen): Rename to ...
2359 (tagged_tu_seen_cache): this and add val field.
2360 (comptypes): Move functional to comptypes_internal
2361 and free tagged_tu_seen.
2362 (comptypes_internal): New function and call comptypes_internal
2363 instead of comptypes. Speed up by sibcalling
2364 tagged_types_tu_compatible_p.
2365 (alloc_tagged_tu_seen): New function
2366 (free_all_tagged_tu_seen_up_to): New function.
2367 (tagged_types_tu_compatible_p): Return the val of the seen two
2369 Add that the two types are the same to tagged_tu_seen_base
2370 if they are and call comptypes_internal instead of comptypes.
2371 <case UNION_TYPE>: Speed up common type where the fields are
2373 (function_types_compatible_p): Call comptypes_internal instead of
2375 (type_lists_compatible_p): Likewise.
2376 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
2378 2005-10-02 Matthias Klose <doko@debian.org>
2380 * doc/invoke.texi: Fix typo and speling error.
2382 2005-10-01 Richard Henderson <rth@redhat.com>
2384 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
2386 2005-10-01 Mark Mitchell <mark@codesourcery.com>
2388 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
2389 using --start-group and --end-group.
2391 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2393 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
2394 FIXME note regarding quirky semantics.
2396 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2399 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
2400 non-null range as a last resort.
2402 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
2403 Diego Novillo <dnovillo@redhat.com>
2406 * tree-vrp.c (extract_range_from_assert): For !=
2407 assertions, only build an anti-range if LIMIT is a
2408 single-valued range.
2410 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
2412 * arm.md (movqi): On thumb when optimizing, handle loading from
2413 memory by describing this as taking a subreg of a zero-extended load
2414 into an SImode register.
2417 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
2419 * reload1.c (merge_assigned_reloads): Do not change any
2420 RELOAD_FOR_OUTPUT_ADDRESS reloads.
2422 2005-09-30 Geoffrey Keating <geoffk@apple.com>
2424 * Makefile.in (LIPO_FOR_TARGET): Define.
2425 (STRIP_FOR_TARGET): Define.
2427 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
2428 before creating new ones. Do symlinks before creating the actual
2431 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
2432 to work out which multilibs are actually being built.
2434 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
2436 * tree-vect-transform.c, config/ms1/ms1.md,
2437 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
2438 Follow spelling conventions.
2439 * doc/invoke.texi, doc/md.texi: Fix typos.
2441 2005-09-30 Andrew Macleod <amacleod@redat.com>
2443 PR tree-optimization/21430
2444 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
2445 use operands, and set stmt pointer if need be.
2446 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
2447 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
2450 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2453 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
2455 2005-09-29 Mark Mitchell <mark@codesourcery.com>
2457 * optabs.c (expand_binop): Initialize first_pass_p.
2459 2005-09-29 Jakub Jelinek <jakub@redhat.com>
2462 * c-decl.c (c_write_global_declarations_1): If any
2463 wrapup_global_declaration_2 call returned true, restart the loop.
2465 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
2467 Fix PR tree-optimization/24117
2468 * tree-ssa-structalias.c (find_func_aliases): Strip nops
2469 before considering whether to use anyoffset.
2471 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2475 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2477 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2479 (swap_commutative_operands_with_target): New.
2481 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2484 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
2487 2005-09-29 Steven Bosscher <stevenb@suse.de>
2489 PR tree-optimization/23911
2490 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
2491 and IMAGPART_EXPR too.
2493 2005-09-28 Mark Mitchell <mark@codesourcery.com>
2496 * expmed.c (expand_shift): Move logic to reverse rotation
2497 direction when rotating by constants ...
2498 * optabs.c (expand_binop): ... here.
2499 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
2500 (ix86_rotrdi3): New pattern.
2501 (rotldi3): Handle 32-bit mode.
2502 (ix86_rotldi3): New pattern.
2504 2005-09-29 Alan Modra <amodra@bigpond.net.au>
2507 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
2508 check for numbers that need no bit twiddle.
2510 2005-09-28 Geoffrey Keating <geoffk@apple.com>
2512 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
2513 multilib to be built.
2515 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
2516 (stage1-start): Delete old libgcc and libunwind before moving
2517 anything into the stage directory.
2518 (stage2-start): Likewise.
2519 (stage3-start): Likewise.
2520 (stage4-start): Likewise.
2521 (stageprofile-start): Likewise.
2522 (stagefeedback-start): Likewise.
2523 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
2524 header in tm_file and CPU-specific t-darwin in tmake_file.
2525 (i[34567]86-*-darwin*): Don't change tm_file.
2526 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
2527 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
2528 shared library stub for target OS version.
2529 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
2530 (SHLIB_LINK): Don't make SHLIB_SOLINK.
2531 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
2532 (libgcc_s.%.dylib): New.
2534 (install-darwin-libgcc-stubs): New.
2535 (INSTALL_LIBGCC): New append.
2536 * config/i386/darwin-libgcc.10.4.ver: New.
2537 * config/i386/darwin-libgcc.10.5.ver: New.
2538 * config/i386/t-darwin: New.
2539 * config/rs6000/darwin-libgcc.10.4.ver: New.
2540 * config/rs6000/darwin-libgcc.10.5.ver: New.
2541 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
2542 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
2544 2005-09-28 Paul Brook <paul@codesourcery.com>
2546 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
2549 2005-09-28 Richard Guenther <rguenther@suse.de>
2551 PR tree-optimization/23853
2552 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
2553 host_integerp to verify misalignment value.
2555 2005-09-28 Richard Henderson <rth@redhat.com>
2557 * builtins.c (get_builtin_sync_mode): New.
2558 (expand_builtin_sync_operation): Pass in mode argument.
2559 (expand_builtin_compare_and_swap): Likewise.
2560 (expand_builtin_lock_test_and_set): Likewise.
2561 (expand_builtin_lock_release): Likewise.
2562 (expand_builtin): Update to match.
2564 2005-09-28 Nick Clifton <nickc@redhat.com>
2566 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
2567 formatting. Add check to PLUS case to ensure that the offset is
2568 within an acceptable range.
2570 * config/v850/v850.md (casesi): Disable the generation of the
2571 switch pattern as it is not being handled properly at the moment.
2573 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
2574 for when the high words are identical.
2576 2005-09-27 Richard Henderson <rth@redhat.com>
2578 * pretty-print.c (pp_base_format): Fix typo for %>.
2580 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
2581 Devang Patel <dpatel@apple.com>
2583 PR tree-optimization/23625
2584 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
2585 LABEL_EXPR, assertion check.
2587 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
2589 * optabs.c (no_conflict_move_test): Check if a result of a
2590 to-be-moved insn would be clobbered by an originally
2593 2005-09-27 Jeff Law <law@redhat.com>
2595 * passes.c (init_optimization_passes): Replace copy propagation
2596 passes immediately after DOM with phi-only copy propagation
2597 pases. Add phi-only copy propagation pass after first DOM pass.
2598 * tree-pass.h (pass_phi_only_copy_prop): Declare.
2599 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
2600 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
2601 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
2602 to init_copy_prop. Callers updated.
2603 (do_phi_only_copy_prop): New function.
2604 (pass_phi_only_copy_prop): New pass descriptor.
2606 2005-09-27 Nick Clifton <nickc@redhat.com>
2608 * libgcc2.c (__popcount_tab): Remove redundant prototype.
2610 2005-09-26 Jason Merrill <jason@redhat.com>
2613 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
2615 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
2617 2005-09-26 James E Wilson <wilson@specifix.com>
2619 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
2620 copyright. Add gcc copyright plus libgcc exception.
2621 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
2623 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
2625 2005-09-26 Jeff Law <law@redhat.com>
2627 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
2628 about when to iterate.
2630 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
2633 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
2634 for __complex__ double in -mcpu=G5 mode.
2636 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2638 PR tree-optimization/23942
2639 * Makefile.in (SCEV_H): Depends on PARAMS_H.
2640 * tree-scalar-evolution.c: Include params.h.
2642 (follow_ssa_edge, follow_ssa_edge_in_rhs,
2643 follow_ssa_edge_in_condition_phi_branch,
2644 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
2645 Change return type to t_bool. Use a parameter to limit the size of
2646 trees that are walked before stopping
2647 (analyze_evolution_in_loop): Initialize the limit to 0.
2648 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2649 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2651 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2654 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2655 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2657 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2659 * combine.c (make_extraction): Check for valid use of subreg.
2661 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2664 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2665 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2666 ("fist<mode>2_with_temp"): Use only register operands.
2668 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2670 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2671 CALL_INSN_FUNCTION_USAGE.
2673 2005-09-26 Richard Guenther <rguenther@suse.de>
2676 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2677 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2678 (ldst_entry): Use the hashtable instead of list-walking.
2679 (find_rtx_in_ldst): Likewise.
2680 (free_ldst_entry): Free the hashtable.
2681 (compute_ld_motion_mems): Create the hashtable.
2682 (trim_ld_motion_mems): Remove entry from hashtable if
2683 removing it from list.
2684 (compute_store_table): Likewise^2.
2685 (store_motion): Free hashtable in case we did not see
2688 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2690 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2691 and arg1 if we are passing them to fold_build2.
2693 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2696 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2699 2005-09-25 Richard Henderson <rth@redhat.com>
2701 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2702 SYMBOL_REF_TLS_MODEL to be correct.
2704 2005-09-24 Richard Henderson <rth@redhat.com>
2706 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2707 end of function. Reindent.
2709 2005-09-24 Ian Lance Taylor <ian@airs.com>
2711 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2712 NEGATE_EXPR/BIT_NOT_EXPR case.
2714 2005-09-24 Richard Henderson <rth@redhat.com>
2716 * c-common.c (handle_mode_attribute): When not modifying in place,
2717 create subtypes for enumerations.
2718 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2719 * gimplify.c (create_tmp_from_val): Likewise.
2721 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2723 * config/i386/i386.md (*tls_global_dynamic_64,
2724 *tls_local_dynamic_base_64): Add missing mode to call.
2725 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2727 2005-09-24 Jan Hubicka <jh@suse.cz>
2729 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2730 (cgraph_clone_node): Likewise.
2731 * cgraph.h (cgraph_clone_edge): Update prototype.
2732 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2733 duplicated prototypes; add updating argument.
2734 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2735 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2737 (cgraph_mark_inline_edge): Likewise.
2738 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2739 (cgraph_flatten_node): Likewise.
2740 (cgraph_decide_recursive_inlining): Likewise.
2741 (cgraph_decide_inlining_of_small_function): Likewise.
2742 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2744 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2745 Pete Steinmetz <steinmtz@us.ibm.com>
2747 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2748 (rldic.): Set type to "compare".
2750 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2751 mfjmpr for MFCTR/MFLR.
2752 (movdf_hardfloat64): Same.
2753 (movdf_softfloat64): Same. Correct order of store and move types.
2754 (movti_string): Set type to store_ux/load_ux.
2755 (load_multiple): Set type to load_ux.
2756 (store_multiple): Set type to store_ux.
2757 (movmemsi): Set type to store_ux.
2758 (output_cbranch direct_return): Set type to jmpreg.
2759 (stmw): Set type to store_ux.
2760 (lmw): Set type to load_ux.
2761 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2762 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2763 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2764 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2765 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2766 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2767 (rios1-fpstore): Increase latency to 3.
2768 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2769 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2771 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2772 Andrew Pinski <pinskia@physics.uc.edu>
2774 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2775 operand2 constraint to "b".
2776 (sync_<fetchop_name>di_internal): Same.
2777 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2779 (sync_old_<fetchop_name>di_internal): Same.
2780 (sync_new_<fetchop_name>si_internal): Same.
2781 (sync_new_<fetchop_name>di_internal): Same.
2783 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2786 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2787 case, define as macros.
2789 PR rtl-optimization/23837
2790 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2791 clobber / clobber match between dest and p->first.
2793 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2794 (no_conflict_move_test): Update comments.
2796 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2798 * doc/install.texi: Update URL for Jacks.
2799 * doc/sourcebuild.texi: Likewise.
2801 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2804 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2805 registers when choosing register preferences.
2806 (movdf_hardfloat64): Same.
2808 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2810 * expmed.c (expand_shift): Don't use the target of the rotate as
2811 target for the first expanded shift insn.
2812 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2814 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2816 PR tree-optimization/22438
2817 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2818 preserved iv rhs rewriting specially.
2820 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2822 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2823 estimate_only is true.
2824 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2825 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2826 tree-ssa-structalias.c
2827 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2828 ref_contains_indirect_ref.
2829 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2831 2005-09-21 DJ Delorie <dj@redhat.com>
2833 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2835 (mn10300_return_in_memory): Support variable size types also.
2836 (mn10300_pass_by_reference): Likewise.
2837 (mn10300_function_value): New.
2838 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2839 (FUNCTION_OUTGOING_VALUE): Likewise.
2840 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2841 * doc/invoke.texi: Document it.
2843 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2846 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2847 force integer op1 into register for XFmode compares.
2849 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2852 * expmed.c (alg_code): Add alg_impossible.
2853 (alg_hash_entry): Add cost.
2854 (synth_mult): Record alg_impossible in the hash table if
2855 multiplication by a given integer is impossble within the
2856 limit. Speed up using alg_impossible.
2858 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2860 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2861 argument. Allow and set any offset if needs_anyoffset is passed
2863 (get_constraint_for): Add argument here too.
2865 (do_structure_copy): Pass NULL to get_constraint_for.
2866 (handle_ptr_arith): Ditto.
2867 (find_func_aliases): Ditto.
2869 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2871 PR rtl-optimization/23898
2872 * output.h (get_attr_min_length): Declare.
2873 * final.c (get_attr_length_1): New function, broken out of:
2875 (get_attr_min_length): New function.
2876 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2877 (duplicate_computed_gotos): Likewise.
2878 * genattr.c (insn_min_length): Generate declaration.
2879 * genattrtab.c (min_fn, min_attr_value): New functions.
2880 (make_length_attrs): Generate insn_min_length.
2882 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2884 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2886 2005-09-20 Richard Henderson <rth@redhat.com>
2888 PR tree-optimization/24059
2889 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2892 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2894 * c.opt (fextended-identifiers): New.
2895 * c-opts.c (c_common_handle_option): Handle
2896 -fextended-identifiers.
2897 * doc/cpp.texi: Update documentation of extended identifiers.
2898 * doc/cppopts.texi (-fextended-identifiers): Document.
2900 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2902 PR tree-optimization/23929
2903 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2906 PR tree-optimization/23818
2907 * tree-stdarg.c (execute_optimize_stdarg): Call
2908 calculate_dominance_info.
2910 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2912 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2913 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2914 (compute_overlap_steps_for_affine_1_2): Use
2915 get_number_of_iters_for_loop.
2916 (analyze_subscript_affine_affine): Check whether difference is
2918 Use get_number_of_iters_for_loop.
2919 Check whether overlap occurs outside of bounds.
2920 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2922 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2924 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2925 base register if possible.
2927 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2929 PR tree-optimization/18463
2930 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2931 converting it directly is not possible.
2932 (chrec_convert_aggressive): New function.
2933 * tree-chrec.h (chrec_convert_aggressive): Declare.
2934 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2935 Fold chrec conversions aggressively if asked to.
2936 (instantiate_parameters): Modified because of changes in
2937 instantiate_parameters_1.
2939 2005-09-19 Richard Henderson <rth@redhat.com>
2941 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2942 (reduc_splus_v2df): New.
2944 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2946 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2947 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2949 2005-09-19 Richard Henderson <rth@redhat.com>
2951 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2954 2005-09-19 Richard Henderson <rth@redhat.com>
2956 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2957 (ia64_expand_dot_prod_v8qi): New.
2958 * config/ia64/ia64-protos.h: Update.
2959 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2960 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2961 sdot_prodv8qi, sdot_prodv4hi): New.
2962 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2964 2005-09-19 Richard Henderson <rth@redhat.com>
2967 * real.c (exact_real_truncate): Return false if the format cannot
2968 represent the number as a normal.
2970 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2971 for a memory source.
2973 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2975 * tree-ssa-operands.c (swap_tree_operands): Export.
2976 * tree.h (swap_tree_operands): Declare.
2977 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2978 Call swap_tree_operands.
2980 2005-09-19 Richard Henderson <rth@redhat.com>
2982 * tree-flow.h (merge_alias_info): Declare.
2983 * tree-ssa-copy.c (merge_alias_info): Export.
2984 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2985 (vect_create_data_ref_ptr): Use create_iv directly.
2986 (vectorizable_load): Use correct types for integer constants.
2987 (vect_generate_tmps_on_preheader): Likewise.
2988 (vect_gen_niters_for_prolog_loop): Likewise.
2990 2005-09-19 Steven Bosscher <stevenb@suse.de>
2992 PR rtl-optimization/23943
2993 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2995 2005-09-18 Jan Hubicka <jh@suse.cz>
2997 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2999 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
3001 * varasm.c (output_constant): Do not abort on conversions to union
3002 types between different sizes.
3004 2005-09-18 Richard Guenther <rguenther@suse.de>
3007 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
3010 2005-09-18 Paul Brook <paul@codesourcery.com>
3012 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
3014 2005-09-17 Richard Henderson <rth@redhat.com>
3016 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
3017 * tree-ssa-loop.c (pass_vect_dce): Remove.
3018 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
3021 2005-09-17 Richard Henderson <rth@redhat.com>
3023 * tree-pass.h (pass_vect_dce): Declare.
3024 * passes.c (init_optimization_passes): Add it.
3025 * tree-flow.h (tree_ssa_dce): Declare.
3026 * tree-ssa-dce.c (tree_ssa_dce): Export.
3027 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
3028 (gate_tree_vectorize): ... here.
3029 (pass_vect_dce): New.
3031 2005-09-17 Jan Hubicka <jh@suse.cz>
3033 * except.c (struct eh_status): Turn region_array into vec.
3034 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
3035 convert_from_eh_region_ranges, find_exception_handler_labels,
3036 current_function_has_exception_handlers, assign_filter_values,
3037 build_post_landing_pads, dw2_build_landing_pads,
3038 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
3039 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
3040 foreach_reachable_handler, can_throw_internal_1,
3041 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
3043 (duplicate_eh_region_1): Update region_array.
3044 (duplicate_eh_regions): Resize region_array and avoid recomputing.
3046 2005-09-17 David Edelsohn <edelsohn@gnu.org>
3049 * expmed.c (expand_mult): Substitute simple register for op0 when
3052 2005-09-17 Richard Henderson <rth@redhat.com>
3054 * expr.c (emit_move_via_integer): Add force argument, pass it on
3055 to emit_move_change_mode. Update callers.
3056 (emit_move_complex): Pass true to new force argument.
3057 * function.c (expand_function_end): Move expand_eh_return call
3058 earlier. Merge sub-word complex values into a pseudo before
3059 copying to the return hard register.
3061 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
3063 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
3064 between different sizes.
3066 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
3070 * passes.c (init_optimization_passes): Register dump files for
3073 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
3075 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
3076 * config/s390/s390.c (s390_overlap_p): New function.
3077 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
3078 peephole2, "*xc" peephole2): Added overlap check to the peephole2
3081 2005-09-16 Richard Guenther <rguenther@suse.de>
3083 * ipa-pure-const.c (static_execute): Free auxiliar information.
3084 * ipa-type-escape.c (discover_unique_type): Free temporary key.
3085 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
3087 2005-09-15 DJ Delorie <dj@redhat.com>
3089 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
3091 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3093 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3095 (swap_commutative_operands_with_target): New.
3097 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
3099 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
3102 (estimate_iters_using_array): New function.
3103 * tree-data-ref.h (estimate_iters_using_array): Prototype
3104 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3105 Use estimate_iters_using_array instead of analyze_array.
3107 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
3109 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
3112 2005-09-15 Michael Matz <matz@suse.de>
3114 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
3116 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
3118 PR tree-optimization/23835
3119 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
3120 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
3122 2005-09-14 Richard Henderson <rth@redhat.com>
3124 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
3125 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
3127 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
3129 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
3130 in the ARRAY_TYPE case.
3132 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
3134 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
3136 2005-09-14 Uros Bizjak <uros@kss-loka.si>
3139 * tree-vect-transform.c (vectorizable_operation): Return false for
3140 scalar shift operations and for vector shift operations with
3141 non-invariant shift arguments. Use scalar tree operand op1 as
3142 a shift operand when vector shift insn pattern uses scalar shift
3144 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
3146 2005-09-14 Olivier Hainque <hainque@adacore.com>
3148 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
3149 value if it has side-effects.
3151 2005-09-14 David Edelsohn <edelsohn@gnu.org>
3154 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
3156 2005-09-14 Alan Modra <amodra@bigpond.net.au>
3158 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
3159 passed as NAME as if it were label at start of function code.
3161 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
3163 * config/sh/sh.md (*movv4sf_i): Add general register cases to
3166 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
3168 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
3169 as early clobber. Rewrite so the PIC register is not implicitly used.
3171 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3173 * tree.c (annotate_with_file_line): Compare line numbers before
3176 2005-09-13 Uros Bizjak <uros@kss-loka.si>
3179 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
3180 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
3182 2005-09-13 Ian Lance Taylor <ian@airs.com>
3184 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
3185 than a HOST_WIDEST_INT to gen_doloop_begin.
3187 2005-09-13 Diego Novillo <dnovillo@redhat.com>
3189 * tree-dfa.c (dump_variable): Guard against NULL annotations.
3191 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
3193 PR tree-optimize/23817
3194 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
3196 2005-09-13 Alan Modra <amodra@bigpond.net.au>
3199 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
3200 word before changing the stack pointer. Use gen_frame_mem for MEMs.
3201 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
3202 (restore_stack_nonlocal): Likewise.
3203 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
3205 2005-09-12 Ian Lance Taylor <ian@airs.com>
3208 * c.opt (ffriend-injection): New C++ option.
3209 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
3210 (C++ Dialect Options): Document -ffriend-injection.
3212 2005-09-12 Josh Conner <jconner@apple.com>
3215 * ipa-reference.c (static_execute): Don't mark variables in
3216 named sections TREE_READONLY.
3218 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3220 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
3223 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
3225 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
3226 V_MUST_DEF instead of just the first_use_p.
3227 Don't mark the virtual variables for renaming on the statement which
3229 (pass_dse): Remove TODO_update_ssa.
3231 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
3234 * stor-layout.c (compute_record_mode): For records with a single
3235 field, actually check the field's mode size against the type size.
3237 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
3238 registers for TARGET_SHMEDIA.
3239 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
3240 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
3241 of GENERAL_REGS and FP_REGS.
3243 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3245 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
3247 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3249 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
3250 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
3251 are omitted. Exclude stack_tie insn too.
3253 2005-09-11 David Edelsohn <edelsohn@gnu.org>
3255 PR rtl-optimization/23098
3256 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
3258 * config/rs6000/rs6000.md (movdf splitter): Use
3259 const_double_operand predicate for TARGET_POWERPC64.
3260 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
3261 SYMBOL_REF method to ABI_V4.
3263 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
3264 replace_equiv_address.
3265 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
3266 rs6000_sr_alias_set and MEM_NOTRAP.
3267 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
3269 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
3271 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
3272 handle CALL_EXPR again.
3274 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
3276 * arm/predicates.md (alignable_memory_operand): Delete.
3278 2005-09-10 Richard Henderson <rth@redhat.com>
3281 * dbxout.c (dbxout_expand_expr): New.
3282 (dbxout_symbol): Use it.
3284 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
3286 * arm.c (arm_gen_rotated_half_load): Delete.
3287 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
3288 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
3289 (thumb_set_return_address): Likewise.
3290 (thumb_load_double_from_address): Use adjust_address.
3291 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
3292 (extendhsisi2_mem, movhi_bytes): Use change_address.
3293 (movhi): Use widen_memory_access.
3294 (reload_out_df): Use replace_equiv_address.
3295 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
3297 2005-09-09 Richard Henderson <rth@redhat.com>
3300 * dbxout.c: Include expr.h.
3301 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
3302 (dbxout_symbol): Handle DECL_VALUE_EXPR.
3303 * Makefile.in (dbxout.o): Add EXPR_H.
3305 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
3307 PR tree-optimization/23509
3308 * tree-cfg.c (replace_uses_by): Use replace_exp.
3309 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
3310 pointers have name_mem_tag or type_mem_tag set.
3312 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3314 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
3315 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
3316 of wrongly accessing operands.
3318 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3320 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
3321 * tree-chrec.c: Include tree-scalar-evolution.h.
3322 (chrec_convert): Instantiate the base and step before calling
3323 scev_probably_wraps_p that would fail on parametric evolutions.
3324 Collect all the fails into a single section failed_to_convert,
3325 print a diagnostic, and return chrec_dont_know instead of calling
3327 * tree-scalar-evolution.c (loop_closed_phi_def): New.
3328 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
3330 (scev_const_prop): Don't replace the definition of a loop closed ssa
3331 phi node by itself, or by another loop closed ssa phi node.
3332 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
3333 that base and step are defined.
3335 2005-09-09 Richard Guenther <rguenther@suse.de>
3338 * fold-const.c (fold_ternary): Check truth_value_p before
3339 calling invert_truthvalue.
3341 2005-09-09 Nick Clifton <nickc@redhat.com>
3343 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
3344 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
3345 dimension of these arrays.
3346 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
3348 * longlong.h: Only provide a prototype for the __clz_tab[] array
3349 if this header has not been included from libgcc2.h.
3350 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
3352 Provide prototypes for exported functions.
3353 Use the __clz_tab[] and __popcount_tab[] arrays provided by
3356 2005-09-08 Josh Conner <jconner@apple.com>
3360 * expr.c (expand_expr_addr_expr_1): Don't invoke
3361 expand_simple_binop for EXPAND_INITIALIZER.
3363 2005-09-08 Richard Henderson <rth@redhat.com>
3366 * toplev.c (wrapup_global_declaration_1): Split out ...
3367 (wrapup_global_declaration_2): ... from ...
3368 (wrapup_global_declarations): ... here. Return bool.
3369 (check_global_declaration_1): Split out ...
3370 (check_global_declarations): from here.
3371 (emit_debug_global_declarations): New.
3372 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
3373 check_global_declaration_1, emit_debug_global_declarations): Declare.
3374 * c-decl.c (c_write_global_declarations_1): Don't create a vector
3375 of decls. Call wrapup_global_declaration_1,
3376 wrapup_global_declaration_2, check_global_declaration_1 directly.
3377 (c_write_global_declarations_2): New.
3379 (c_write_global_declarations): Call c_write_global_declarations_2.
3380 * langhooks.c (write_global_declarations): Call
3381 emit_debug_global_declarations.
3383 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
3384 remove decls that have DECL_RTL_SET_P.
3385 * passes.c (rest_of_decl_compilation): Invoke
3386 cgraph_varpool_finalize_decl for all but functions.
3388 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3390 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
3391 the result of a conversion if the new min and max cannot be compared.
3393 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
3395 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
3396 (override_options): Setting s390_sr_alias_set removed.
3397 (save_fpr, save_gprs): Set alias set to vararg or frame.
3398 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
3399 s390_sr_alias_set with get_frame_alias_set ().
3400 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
3401 get_varargs_alias_set ().
3403 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3407 * c-parser.c (c_parser_objc_method_definition): If the next
3408 token is not "{", error out and don't start the function.
3410 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3412 * tree-vrp.c (extract_range_from_expr): Move the check for non
3413 nullness after the check for gimple invariant.
3415 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3417 * tree.c (host_integerp, tree_low_cst): Correct function comment.
3419 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3422 * config/m32r.md (movmemsi_internal): Canonicalize order of
3423 operands in PLUS component of template.
3425 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
3427 * reload1.c (fixup_eh_region_note): Remove assertion.
3428 (fixup_abnormal_edges): Reverted removal of call to
3429 find_many_sub_basic_blocks made on 2005-08-31.
3431 2005-09-07 Richard Henderson <rth@redhat.com>
3433 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
3434 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
3435 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
3436 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
3437 rearrange for better packing.
3438 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
3439 (lookup_cfa_1): Remove inline marker.
3440 (cfa_equal_p): Split out of ...
3441 (def_cfa_1): ... here. Use INVALID_REGNUM.
3442 (build_cfa_loc): Handle !cfa->indirect.
3443 (frame_pointer_cfa_offset): New.
3444 (dbx_reg_number): Assert register elimination performed; do
3445 leaf register remapping.
3446 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
3447 (eliminate_reg_to_offset): New.
3448 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
3449 for verifiably local stack frame addresses; re-base to CFA.
3450 (mem_loc_descriptor): Remove can_use_fbreg argument.
3451 (concat_loc_descriptor, loc_descriptor): Likewise.
3452 (containing_function_has_frame_base): Remove.
3453 (rtl_for_decl_location): Don't do register elimination or
3454 leaf register remapping here.
3455 (secname_for_decl): Split out from ..
3456 (add_location_or_const_value_attribute): ... here.
3457 (convert_cfa_to_loc_list): New.
3458 (compute_frame_pointer_to_cfa_displacement): New.
3459 (gen_subprogram_die): Use them.
3460 * tree.h (frame_base_decl): Remove.
3461 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
3462 (prologue_stack_adjust): Remove.
3463 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
3464 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
3465 (set_frame_base_location): Remove.
3466 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
3467 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
3468 (vt_add_function_parameters): Don't eliminate_regs.
3469 (vt_initialize): Don't create frame_base_decl.
3471 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3473 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
3474 version of GNU binutils for 4.x and later.
3476 2005-09-06 Mark Mitchell <mark@codesourcery.com>
3478 * ggc-page.c (ggc_push_context): Remove.
3479 (ggc_pop_context): Likewise.
3480 * ggc.h (ggc_push_context): Remove.
3481 (ggc_pop_context): Likewise.
3483 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3486 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
3487 returning from an interrupt handler.
3489 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3492 * config/arc/arc.c (output_shift): Add check for loop count when
3495 2005-09-06 Steven Bosscher <stevenb@suse.de>
3497 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
3499 (abs_replacement): Likewise.
3500 (pass_phiopt): Remove TODO_update_ssa.
3502 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3505 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
3506 if "return with no value, in function returning non-void" warning
3508 * tree-cfg.c (execute_warn_function_return): Don't look at
3509 RETURN_EXPRs with TREE_NO_WARNING set.
3512 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
3513 for internal functions doesn't use registers used by global registers
3514 variables. Use fewer register parameters if there are global register
3517 2005-09-06 Olivier Hainque <hainque@adacore.com>
3518 Eric Botcazou <ebotcazou@adacore.com>
3521 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
3522 when we would be extracting outside its bit span (bitpos+bitsize
3523 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
3524 Ada unchecked conversions.
3526 2005-09-06 Steven Bosscher <stevenb@suse.de>
3528 * tree-ssa-pre.c (try_look_through_load): New function.
3529 (compute_avail): Use it to try to look through loads for some
3530 more useful expressions.
3532 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3534 * simplify-rtx.c (simplify_binary_operation_1): Correct the
3535 condition for detecting cases like (a&a) and (a^a).
3537 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
3539 * common.opt: Add option ftree-vect-loop-version.
3540 * params.def: Add --param vect-max-version-checks.
3541 * doc/invoke.texi: Document ftree-vect-loop-version and
3542 --param vect-max-version-checks.
3543 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
3544 may_misalign_stmts and defines for accessors.
3545 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
3546 LOOP_VINFO_MAY_MISALIGN_STMTS.
3547 (destroy_loop_vec_info): VEC_free for
3548 LOOP_VINFO_MAY_MISALIGN_STMTS.
3549 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3550 Update documentation.
3551 (vect_update_misalignment_for_peel): New.
3552 (vect_enhance_data_refs_alignment): Update to choose loop
3553 peeling or loop versioning if appropriate for the (potentially)
3554 unaligned data references in the loop.
3555 (vect_analyze_data_refs_alignment): Remove call to
3556 vect_enhance_data_refs_alignment so the checks can be done
3558 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
3559 and move up call to vect_analyze_data_refs_alignment.
3560 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
3561 (vect_transform_loop): Add call to loop_version.
3563 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3565 PR rtl-optimization/23098
3566 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
3567 * simplify-rtx.c (constant_pool_reference_p): New function.
3568 * rtl.h (constant_pool_reference_p): New prototype.
3569 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
3570 constant_pool_reference_p in condition and
3571 avoid_constant_pool_reference in preparation statements.
3573 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
3575 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
3576 STRICT_LOW_PART SETs.
3578 2005-09-06 Alan Modra <amodra@bigpond.net.au>
3581 * except.c (sjlj_emit_function_enter): Find the function begin
3582 note even when it's not in first basic block.
3584 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
3586 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
3587 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
3588 * aclocal.m4: Regenerate.
3590 2005-09-05 DJ Delorie <dj@redhat.com>
3592 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
3595 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
3597 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
3598 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
3599 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
3600 Follow spelling conventions.
3601 * doc/invoke.texi: Follow spelling conventions.
3603 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3605 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
3606 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
3607 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
3609 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3612 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
3613 (output_stack_adjust): Use gen_tmp_stack_mem.
3614 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
3615 (sh_set_return_address, sh_allocate_initial_value): Likewise.
3616 (sh_get_pr_initial_val): Likewise.
3617 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
3618 (sh_initialize_trampoline): Likewise. Also use adjust_address.
3619 * sh.md (divsi_inv_m0): Use gen_const_mem.
3620 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
3621 (movdf_i4+1): Use gen_tmp_stack_mem.
3622 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
3623 (fpu_switch+2): Likewise.
3624 (movv4sf_i, movv16sf_i): Use adjust_address.
3625 (symGOT_load): Set MEM_NOTRAP_P bit.
3627 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3630 * pa.c (emit_move_sequence): Fix typo in last change.
3632 2005-09-03 Jakub Jelinek <jakub@redhat.com>
3634 PR rtl-optimization/23454
3635 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
3638 2005-09-03 Richard Henderson <rth@redhat.com>
3639 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3642 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
3645 2005-09-02 Nicolas Pitre <nico@cam.org>
3647 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
3648 to bit_count to 32 bits.
3650 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3653 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3654 generating synthetic loads from volatile lvalues.
3656 005-09-02 Nick Clifton <nickc@redhat.com>
3658 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3659 __ctzhi2, __clzhi2): New functions.
3661 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3664 * tree-nested.c (struct var_map_elt): Mark with GTY.
3665 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3667 (lookup_field_for_decl): Allocate new element in GC memory.
3668 (lookup_tramp_for_decl): Likewise.
3669 (convert_nl_goto_reference): Likewise
3670 (create_nesting_tree): Allocate info in GC memory. Likewise for
3672 (free_nesting_tree): Free with ggc_free instead of free.
3673 (root): New static variable.
3674 (lower_nested_functions): Remove root as local variable. And zero out
3675 root at the end of the function.
3677 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3679 PR rtl-optimization/20365
3680 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3681 to short. New member ix.
3682 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3683 (simplify_plus_minus): Initialize ix members before calling qsort.
3685 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3687 PR tree-optimization/23626
3688 * tree-cfg.c (replace_uses_by): Clean up eh info.
3690 2005-09-01 DJ Delorie <dj@redhat.com>
3692 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3695 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3697 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3698 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3701 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3703 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3704 do not issue warning for a variable definition following
3707 2005-09-01 Richard Henderson <rth@redhat.com>
3710 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3711 conversion to CONST_VECTOR.
3713 2005-09-01 Richard Henderson <rth@redhat.com>
3716 * reload1.c (reload_as_needed): Check !CALL_P before calling
3717 fixup_eh_region_note.
3718 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3720 2005-09-01 DJ Delorie <dj@redhat.com>
3722 * varasm.c (output_constant): Let the target resolve
3723 conversions of addresses to non-default pointer sizes.
3725 2005-09-01 Nicolas Pitre <nico@cam.org>
3727 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3728 to alow matching ARM pre-indexed addressing mode.
3729 (arm_override_options): Remove now irrelevant comment.
3731 2005-09-01 Phil Edwards <phil@codesourcery.com>
3733 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3734 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3735 * config/i386/vxworks.h: Likewise.
3736 * config/i386/t-vxworksae: New file, for VxWorks AE.
3737 * config/i386/vxworksae.h: Likewise.
3739 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3741 PR tree-optimization/23410
3742 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3743 sequence is not wrapping during the first step.
3745 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3748 * dwarf2out.c (base_type_die): Compare char_type_node with
3749 TYPE_MAIN_VARIANT (type), not type.
3751 2005-09-01 Richard Guenther <rguenther@suse.de>
3753 PR tree-optimization/15366
3754 * common.opt: Add -finline-functions-called-once.
3755 Put -fearly-inlining in alphabetically ordered place.
3756 * doc/invoke.texi: Document new option.
3757 * ipa-inline.c (cgraph_decide_inlining): Honour
3758 flag_inline_functions_called_once.
3760 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3762 PR rtl-optimization/23478
3763 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3764 (alloc_qty): Initialize it.
3765 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3766 (combine_regs): Combine also n_throwing_calls_crossed fields.
3767 (find_free_reg): Don't attempt to caller-save pseudos crossing
3768 calls that might throw.
3769 * global.c (struct allocno): Add throwing_calls_crossed field.
3770 (global_alloc): Revert 2005-08-22 change. Initialize
3771 throwing_calls_crossed.
3772 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3775 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3778 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3779 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3780 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3781 (and64_2_operand): Tweak to use predicate.
3782 (and_operand): Adjust for mask_operand changes.
3783 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3784 (print_operand): Likewise.
3785 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3786 (mask64_1or2_operand): Delete.
3787 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3788 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3789 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3790 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3791 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3792 (rotldi3_internal4): Likewise.
3793 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3794 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3795 (ashldi3_internal7): Likewise.
3796 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3797 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3798 (anddi3 split): Don't match mask64_operand.
3799 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3800 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3801 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3802 't' splitter predicate.
3803 (movdi_internal64 + 2): Revert 2005-06-11 change.
3805 2005-08-31 DJ Delorie <dj@redhat.com>
3807 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3808 (m32c_asm_integer): Add support for 32 bit pointers.
3810 2005-08-31 Richard Henderson <rth@redhat.com>
3812 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3813 component-like references for setting MEM_NOTRAP_P.
3815 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3816 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3818 2005-08-31 Richard Henderson <rth@redhat.com>
3820 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3821 into a pseudo before applying gen_lowpart.
3823 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3825 * doc/install.texi (Specific): Update cctools version required
3826 for full functionality.
3827 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3828 linkers as -macosx_version_min.
3830 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3833 * sh.c (print_operand, %R and %S): Add handling of floating point
3834 registers, memory, constants and invalid operands.
3836 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3838 * ipa-pure-const.c: Change dump name.
3840 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3843 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3844 to "reg_or_0_operand".
3845 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3847 2005-08-31 Dale Johannesen <dalej@apple.com>
3849 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3850 loops that count down.
3852 2005-08-31 Richard Henderson <rth@redhat.com>
3855 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3856 (fixup_eh_region_note): New.
3857 (reload_as_needed): Call it.
3858 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3859 don't call find_many_sub_basic_blocks; call verify_flow_info.
3860 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3861 (keep_stack_depressed): Likewise.
3862 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3864 2005-08-31 Richard Henderson <rth@redhat.com>
3866 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3869 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3871 * expr.c (expand_expr_real_1): Compare size of address
3872 mode to target's address mode size in deciding expansion of
3873 the constant address.
3875 2005-08-31 Richard Guenther <rguenther@suse.de>
3878 * expr.c (all_zeros_p): New function.
3879 (expand_expr_real_1): Handle the case of an all-zero
3880 non-addressable constructor separately.
3882 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3884 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3885 arguments, adjust all callers.
3886 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3888 2005-08-30 Richard Henderson <rth@redhat.com>
3891 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3892 whenever the mode sizes match.
3894 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3896 * calls.c (load_register_parameters): Fix comment typo.
3897 * expr.c (emit_push_insn): Comment formatting.
3899 2005-08-30 Ian Lance Taylor <ian@airs.com>
3901 * config/i386/x-cygwin (host-cygwin): Change dependency from
3902 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3904 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3906 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3909 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3912 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3913 call to ggc_collect.
3915 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3918 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3919 beginning. Remove $(INCLUDES) from all the rules, if following
3920 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3922 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3925 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3926 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3927 not constant, but maxlen is, don't set len to maxlen, rather
3928 set maxlen to len if len is a constant.
3930 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3932 PR tree-optimization/23475
3933 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3936 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3938 Fix PR middle-end/22455
3940 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3941 Checksum only the parts of the tree that exist for the tree code.
3943 2005-08-28 Dale Johannesen <dalej@apple.com>
3945 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3947 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3949 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3951 2005-08-28 Richard Henderson <rth@redhat.com>
3953 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3954 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3957 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3960 * builtins.c (get_memory_rtx): Don't strip nops
3961 in between COMPONENT_REFs.
3963 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3966 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3968 (gimplify_modify_expr): Check for zero sized types and gimplify the
3969 rhs and lhs as statements.
3971 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3974 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3975 state for return address column of signal frames.
3977 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3980 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3981 bytes >= 2 not bytes == 2.
3982 (expand_block_move): Same.
3984 2005-08-27 Richard Guenther <rguenther@suse.de>
3987 * config/i386/sse.md (sse2_movsd): Add missing closing
3990 2005-08-27 Paul Brook <paul@codesourcery.com>
3992 * genrecog.c (enum decision_type): Add DT_num_insns.
3993 (struct decision_test): Add u.num_insns.
3994 (add_to_sequence): Add DT_num_insns test.
3995 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3996 (write_cond, debug_decision_2): Ditto.
3997 (change_state): Assume peep2_next_insn never fails.
3998 Remove "afterward" argument.
3999 (write afterward, write_tree): Update to match.
4000 * recog.c (peep2_current_count): New variable.
4001 (peep2_next_insn): Check it.
4002 (peephole2_optimize): Set peep2_current_count.
4003 * recog.h (peep2_current_count): Declare.
4005 2005-08-26 Josh Conner <jconner@apple.com>
4008 * ipa-pure-const.c (check_tree): Check for volatile-ness
4009 when considering a dereference.
4011 2005-08-27 Jakub Jelinek <jakub@redhat.com>
4013 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
4015 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4017 PR rtl-optimization/23561
4018 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
4019 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
4020 at most LEN bytes long memory fits into the field.
4021 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
4022 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
4023 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
4025 2005-08-26 Richard Henderson <rth@redhat.com>
4028 * loop.c (biased_biv_may_wrap_p): New.
4029 (maybe_eliminate_biv_1): Use it to suppress non-equality
4030 comparison transformations. Delete disabled code.
4032 2005-08-26 Ian Lance Taylor <ian@airs.com>
4034 * combine.c (make_extraction): Avoid reference outside object.
4036 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
4038 * stor-layout.c (finalize_type_size): Restore behaviour for
4039 non-aggregate types to the status quo ante of the patch for
4040 pr 23467. Document why it matters.
4042 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4045 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
4046 array by one element, initialize the BT_LAST element with NULL.
4048 2005-08-26 David Edelsohn <edelsohn@gnu.org>
4050 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
4051 optimizing for size.
4053 (compare_plus_eqsi): Same.
4054 (plus_eqsi_compare): Same.
4055 (neg_eq0<mode>): Same.
4056 (neg_eq<mode>): Same.
4058 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
4061 2005-08-26 Nick Clifton <nickc@redhat.com>
4063 * config/v850/v850.c (ep_memory_operand): Return FALSE if
4064 TARGET_EP is not defined.
4065 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
4066 TARGET_EP is enabled.
4067 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
4068 * config/v850/v850.md (save_all_interrupt): Only use the EP
4069 register if TARGET_EP is defined.
4070 (restore_all_interrupt): Likewise.
4071 * config/v850/lib1funcs.asm: Update functions so that the EP
4072 register is only used if __EP__ is defined.
4074 2005-08-26 David Ung <davidu@mips.com>
4076 * config/mips/mips.c (mips_expand_prologue): Handle case when
4077 generating for MIPS16 and the outgoing argument area is more than
4078 SMALL_OPERAND. Use the frame pointer as temporary to generate the
4081 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
4083 * config/crx/crx.md: Make doloop_end pattern usage controllable
4084 via mloop-nesting=<max-nesting> command line switch. Make sure
4085 the combiner cannot use doloop_end_<mode> in an illegal way.
4086 * config/crx/crx.c: Use regs up to r6 for argument passing.
4087 Refine crx_address_cost (non cst4 displacements are expensive).
4088 * config/crx/crx.opt: Add switch for mloop-nesting=.
4090 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
4092 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
4093 (UNSPEC_MVST): New constant.
4095 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
4097 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
4098 Reject operands containing eliminable registers.
4099 * testsuite/gcc.dg/20050825-1.c: New testcase.
4101 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4102 Jan Hubicka <jh@suse.cz>
4104 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
4106 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4108 PR tree-optimization/23546
4109 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
4112 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
4114 * params.def (PARAM_MIN_SPEC_PROB): New.
4115 * sched-rgn.c (MIN_PROBABILITY): Delete.
4116 (compute_trg_info): Convert to PARAM_VALUE.
4117 * doc/invoke.texi (param): Document min-spec-prob.
4119 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
4121 * config/darwin.h: define __PIC__
4122 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
4123 TARGET_OS_CPP_BUILTINS macro.
4125 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4127 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
4130 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4132 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
4134 * cfghooks.c (duplicate_block): Added position where to place
4135 new block as argument.
4136 * cfghooks.h (duplicate_block): Declaration changed.
4137 * cfglayout.c (copy_bbs): Add argument after. Pass it to
4139 * cfglayout.h (copy_bbs): Declaration changed.
4140 * cfgloop.h (loop_version): Declaration changed.
4141 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
4142 position to copy_bbs.
4143 (loop_version): Pass position to duplicate_loop_to_header_edge.
4144 Add place_after argument and position new blocks according to
4146 * modulo-sched.c (sms_schedule): Pass place_after argument
4148 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
4149 * tree-cfg.c (split_edge_bb_loc): New function.
4150 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
4151 to determine position of new blocks.
4152 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
4154 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
4155 argument to duplicate_block.
4156 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
4157 Pass position to copy_bbs.
4159 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4161 * fold-const.c (ptr_difference_const): Use
4162 cst_and_fits_in_hwi instead of host_integerp.
4164 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4166 * config/darwin.c (gen_pic_offset): New.
4167 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
4170 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
4172 PR tree-optimization/23486
4173 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
4175 2005-08-23 Phil Edwards <phil@codesourcery.com>
4177 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
4178 remove use_collect2.
4179 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
4181 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
4182 configuration files to override the default value.
4184 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
4185 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
4186 * config/vx-common.h: New file, split out from...
4187 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
4188 * config/vxworksae.h: New file, for VxWorks AE.
4189 * config/vxworks.opt: New file.
4190 * config/vxlib.c: Update for VxWorks 6.
4192 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
4193 other MULTILIB_* variables appropriately.
4194 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
4195 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
4196 * config/rs6000/vxworks.h: Update for VxWorks 6.
4197 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
4199 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
4202 * config/darwin.c (machopic_select_section): Remove the hack to
4203 mark "::operator new" and "::operator delete" for coalescing
4204 even though they are not weak.
4206 2005-08-24 Alan Modra <amodra@bigpond.net.au>
4208 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
4209 * configure: Regenerate.
4211 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4214 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
4216 * convert.c (convert_to_integer, convert_to_vector): Likewise.
4217 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
4220 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4222 * config/rs6000/predicates.md (equality_operator): New.
4223 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
4224 comparison with a large constant.
4226 2005-08-23 Mark Mitchell <mark@codesourcery.com>
4228 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
4230 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
4232 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
4233 registers is even, and we have a hardware double precision fp,
4235 (sh_gimplify_va_arg_expr): For floating point arguments, consider
4236 size of current argument when checking if argument was passed in
4239 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
4242 * stor-layout.c (finalize_type_size): Dont override
4243 existing alignment with a smaller alignment from the mode.
4245 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4247 * lambda-code.c (lambda_vector_lexico_pos): Moved...
4248 * lambda.h (lambda_vector_lexico_pos): ... here.
4249 * tree-data-ref.c (build_classic_dist_vector): Return false when
4250 the distance vector is lexicographically negative.
4252 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4254 PR tree-optimization/23511
4255 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
4256 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
4258 2005-08-23 Jakub Jelinek <jakub@redhat.com>
4260 PR tree-optimization/22043
4261 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
4262 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
4263 If ALLOW_FLEXARR, handle types ending with flexible array member.
4264 Pass false as second argument to recursive count_type_elements calls.
4265 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
4266 argument to count_type_elements call.
4267 * tree-sra.c (decide_block_copy): Likewise.
4268 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
4269 for a constant-sized object, set cleared as well. Pass true as
4270 second argument to count_type_elements call.
4272 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4275 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
4276 from legitimate_small_data_p, and make global. Update use.
4277 Remove forward declaration.
4278 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
4280 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
4282 2005-08-23 David Edelsohn <edelsohn@gnu.org>
4284 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
4285 of scratch intermediates.
4286 (eq<mode>_compare): Same.
4287 (neg_eq0<mode>): New.
4288 (neg_eq<mode>): Convert to define_insn_and_split.
4290 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4293 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
4294 stdarg functions, set/clear the fp marker even when no variable
4296 * config/rs6000/sysv4.opt (mprototype): Describe.
4298 2005-08-22 Jakub Jelinek <jakub@redhat.com>
4300 PR rtl-optimization/23478
4301 * regs.h (reg_info): Add throw_calls_crossed.
4302 (REG_N_THROWING_CALLS_CROSSED): Define.
4303 * flow.c (allocate_reg_life_data): Initialize
4304 REG_N_THROWING_CALLS_CROSSED.
4305 (propagate_one_insn, attempt_auto_inc): Update
4306 REG_N_THROWING_CALLS_CROSSED.
4307 * global.c (global_alloc): Don't allocate pseudos across
4308 calls that may throw.
4310 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
4313 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
4314 value is inbetween the range if we did not find an exact match.
4316 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
4318 * doc/invoke.texi (Option Summary): Add ms1 options.
4319 * doc/extend.texi: Document interrupt handler attribute for ms1.
4320 * doc/md.texi: Document ms1 constraints.
4321 * config.gcc: Add ms1-*-elf.
4322 * config/ms1/ms1.h: New.
4323 * config/ms1/ms1.c: New.
4324 * config/ms1/ms1.md: New.
4325 * config/ms1/ms1-protos.h: New.
4326 * config/ms1/ABI.txt: New.
4327 * config/ms1/crti.asm: New.
4328 * config/ms1/crtn.asm: New.
4329 * config/ms1/lib2extra-funcs.c: New.
4330 * config/ms1/t-ms1: New.
4331 * config/ms1/ms1.opt: New.
4333 2005-08-22 Ira Rosen <irar@il.ibm.com>
4335 * config/rs6000/altivec.md (xorv4sf3): New.
4336 (negv4sf2, neg<mode>2): Likewise.
4338 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
4341 * config/ia64/ia64.md (divsi3): Check divide by zero.
4342 (udivsi3): Likewise.
4344 (udivdi3): Likewise.
4346 2005-08-21 Jakub Jelinek <jakub@redhat.com>
4348 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
4349 up to elem_bitsize bits, not max_bitsize.
4351 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4353 PR tree-optimization/23433
4354 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
4355 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
4357 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4359 PR tree-optimization/23434
4360 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
4361 the iteration bound is not an INTEGER_CST.
4363 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
4365 * tree-vect-transform.c (get_initial_def_for_reduction): Set
4366 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
4367 NULL if need_epilog_adjust is false.
4368 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
4369 Case 3 always peels first itration, not just for PLUS case, and no need
4370 to use scalar_initial_def here. Create an epilog adjustment only if
4371 scalar_initial_def is not NULL.
4373 (vectorizable_reduction): Remove assert.
4375 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
4378 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
4379 (__moddi3): Likewise.
4380 (__udivdi3): Likewise.
4381 (__umoddi3): Likewise.
4382 (__divsi3): Likewise.
4383 (__modsi3): Likewise.
4384 (__udivsi3): Likewise.
4385 (__umodsi3): Likewise.
4387 2005-08-20 Jakub Jelinek <jakub@redhat.com>
4389 * tree-pass.h (TDF_GRAPH): Define.
4390 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
4391 * passes.c (finish_optimization_passes): Only call
4392 finish_graph_dump_file if TDF_GRAPH is set.
4393 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
4394 NULL. Set TDF_GRAPH bit.
4395 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
4397 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
4399 * arm.h (arm_stack_offsets): Add locals_base field.
4400 * arm.c (arm_get_frame_offsets): Compute it.
4401 (thumb_compute_initial_elimination offset): Make the Thumb frame
4402 pointer point to the base of the local variables.
4403 (thumb_expand_prologue): Update accordingly.
4404 (thumb_expand_epilogue): Likewise.
4406 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
4407 mode of clobbered scratch to DImode. Handle a case that's known to
4410 2005-08-19 David Edelsohn <edelsohn@gnu.org>
4412 * config/rs6000/rs6000.md (gt0<mode>): Delete.
4413 (gt0<mode>_compare): Delete.
4414 (neg_gt0<mode>): Delete.
4416 2005-08-19 Eric Christopher <echristo@apple.com>
4418 * optabs.h: Change CTI_ to COI_.
4421 2005-08-19 James E Wilson <wilson@specifix.com>
4423 * builtins.c (expand_builtin_return_addr): Set
4424 current_function_accesses_prior_frames when count != 0. Use
4425 frame_pointer_rtx when count == 0.
4426 * function.h (struct function): Add accesses_prior_frames field.
4427 (current_function_accesses_prior_frames): Define.
4428 * reload1.c (init_elim_table): Check
4429 current_function_accesses_prior_frames.
4430 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
4432 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4434 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
4435 indicator. Return true if the flowgraph changed during
4438 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4441 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
4442 conditional expression before testing its value.
4444 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4446 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
4448 2005-08-19 Devang Patel <dpatel@apple.com>
4450 PR tree-optimization/23048
4451 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
4452 third parameter. Check whether latch is dominated by exit
4454 (if_convertible_loop_p): Supply exit block itself to
4455 if_convertible_bb_p.
4457 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4460 * arm.md (arm_load_pic_register): Change argument to the mask of
4461 saved registers. Call thumb_find_work_register if we need a
4462 scratch register on Thumb.
4463 (arm_expand_prologue): Pass empty register set to
4464 arm_load_pic_register.
4465 (thumb_expand_prologue): Pass live_regs_mask directly to
4466 arm_load_pic_register.
4467 * arm-protos.h (arm_load_pic_register): Update prototype.
4469 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
4471 * sh.c (find_sole_member): New function.
4472 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
4473 if the record's alignment is larger than the size of its only member.
4475 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4478 * arm.c (thumb_legitimize_reload_address): New function.
4479 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
4480 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
4482 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
4484 * config/crx/crx.c: Implement crx_decompose_address. Reject
4485 symbolic displacements since CRX register relative adressing
4486 mode can't handle unsigned 32-bit values as displacements.
4487 * config/crx/crx.h: Simplify definitions, remove redundant
4488 parenthesis and obsolete macros.
4489 * config/crx/crx.opt: Add new switch for debugging addresses.
4490 * config/crx/crx-protos.h: Add new declarations for above.
4492 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
4495 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
4498 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4500 * collect2.c (dup2): Delete.
4501 * configure.ac: Don't check for dup2.
4503 * config.in, configure: Regenerate.
4505 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
4507 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
4508 record with the type of its only member.
4510 2005-08-18 David Edelsohn <edelsohn@gnu.org>
4512 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
4513 define_insn_and_split.
4514 (plus_ltu<mode>_compare): Same.
4515 (gtu<mode>_compare): Same.
4516 (plus_gtu<mode>_compare): Same.
4518 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
4520 PR tree-optimization/22228
4521 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
4523 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
4524 are recorded in vect_vnames_to_rename for renaming.
4525 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
4526 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
4527 in vect_vnames_to_rename.
4528 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
4529 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
4531 2005-08-18 Jan Hubicka <jh@suse.cz>
4534 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
4535 info only for local statics, not for member variables.
4537 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4539 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
4541 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4543 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
4545 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
4548 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
4550 2005-08-17 James E Wilson <wilson@specifix.com>
4552 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4555 2005-08-17 David Edelsohn <edelsohn@gnu.org>
4557 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
4558 (leu<mode>_compare): Same.
4559 (plus_leu<mode>): Same.
4560 (neg_leu<mode>): Same.
4561 (and_neg_leu<mode): Same.
4562 (ltu<mode>_compare): Same.
4563 (plus_ltu<mode>): Same.
4565 (geu<mode>_compare): Same.
4566 (plus_geu<mode>): Same.
4567 (neg_geu<mode>): Same.
4568 (and_neg_geu<mode>): Same.
4569 (plus_gt<mode>): Same.
4570 (gtu<mode>_compare): Same.
4571 (plus_gtu<mode>): Same.
4573 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
4575 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
4576 Move call_table_data to end. Delete spurious .text.
4577 (callt_save_all_interrupt): Fix comment typo.
4579 2005-08-17 James E Wilson <wilson@specifix.com>
4580 Kevin Winchester <winchester@amirix.com>
4583 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
4585 2005-08-17 Uros Bizjak <uros@kss-loka.si>
4588 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
4589 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
4591 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
4593 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
4594 record with the type of its only member if the modes don't match.
4596 * varasm.c (decode_reg_name): Skip empty additional register names.
4598 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
4600 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
4601 lsm_tmp_name_length): New.
4602 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
4603 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
4605 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4606 Andreas Krebbel <krebbel1@de.ibm.com>
4608 * config.gcc: Added z9-109 switch.
4609 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
4610 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
4611 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
4612 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4613 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
4614 for "z9_109" cpu attribute.
4615 * config/s390/s390.c (z9_109_cost): New processor cost structure.
4616 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
4617 (s390_handle_arch_option): Added z9-109 switch.
4618 (override_options): Set respective cost function for z9-109.
4619 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
4620 (legitimate_reload_constant_p): Accept extended immediates.
4621 (print_operand): Three new output modifiers added: k, m and o.
4622 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
4623 (s390_output_mi_thunk): Use extended immediate when possible.
4624 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
4625 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
4626 (CONSTRAINT_LEN): Added length of O constraint.
4627 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
4628 * config/s390/s390.md ("cpu"): New value z9_109 added.
4629 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
4630 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
4631 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
4632 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
4633 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
4634 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
4635 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
4636 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
4637 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
4638 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
4639 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
4640 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
4641 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
4642 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
4643 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
4645 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
4646 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
4647 insns for TARGET_EXTIMM.
4649 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4651 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4653 2005-08-17 Nick Clifton <nickc@redhat.com>
4655 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4656 Call default_encode_section_info.
4658 2005-08-17 Steven Bosscher <stevenb@suse.de>
4660 PR tree-optimization/21574
4661 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4662 constant, return CONSTANT.
4663 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4664 (ccp_fold, visit_assignment): Likewise.
4665 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4667 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4669 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4670 fold_buildN instead of buildN then fold_initializer or fold.
4671 (build_unary_op): Likewise.
4672 (build_binary_op): Likewise.
4673 * fold-const.c (fold_initializer): Remove.
4674 (fold_build1_initializer): New function.
4675 (fold_build2_initializer): New function.
4676 (fold_build3_initializer): New function.
4677 * tree.h (fold_initializer): Remove.
4678 (fold_build1_initializer): New function.
4679 (fold_build2_initializer): New function.
4680 (fold_build3_initializer): New function.
4682 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4684 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4685 (try_move_mult_to_index): Call fold_build2 instead of build2.
4686 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4687 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4688 fold_binary_to_constant.
4689 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4691 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4692 check if A == gcd (A, B). Remove TYPE argument.
4693 (analyze_offset) Use fold_build2 instead of fold (build.
4694 (create_data_ref): Likewise.
4695 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4696 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4699 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4701 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4702 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4704 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4707 * gimplify.c (zero_sized_type): New function.
4708 (gimplify_modify_expr_rhs): If we have a zero sized type,
4709 replace the statement with an empty statement.
4711 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4713 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4716 2005-08-16 Ian Lance Taylor <ian@airs.com>
4718 * doc/tm.texi (Label Output): Correct typo.
4720 2005-08-16 Steven Bosscher <stevenb@suse.de>
4723 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4724 force_operand will work later on using have_insn_for.
4726 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4728 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4730 2005-08-16 Ian Lance Taylor <ian@airs.com>
4733 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4734 vector type, don't try to construct it element by element. Add an
4735 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4737 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4739 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4741 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4743 * doc/invoke.texi (Precompiled Headers): Document some more options
4744 which are known to be safe.
4746 2005-08-16 James E Wilson <wilson@specifix.com>
4748 PR tree-optimization/21105
4749 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4750 TREE_OVERFLOW check.
4752 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4754 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4755 (neg_ltu<mode>): Same.
4757 (neg_gtu<mode>): Same.
4759 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4761 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4762 (fold_builtin_isdigit): Use fold_buildN.
4763 (build_function_call_expr): Likewise.
4764 * c-typeck.c (c_finish_loop): Likewise.
4766 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4767 Richard Shann <rshann@superh.com>
4769 PR middle-end/20396:
4770 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4772 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4774 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4776 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4779 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4780 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4783 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4786 * fold-const.c (build_range_check): Disable optimization for function
4787 pointer expressions on targets that require function pointer
4790 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4792 * simplify-rtx.c (simplify_const_relational_operation): When
4793 extracting arguments of a COMPARE, recompute the mode as well.
4795 2005-08-15 Ian Lance Taylor <ian@airs.com>
4797 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4799 2005-08-15 DJ Delorie <dj@redhat.com>
4801 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4803 (movsi_splittable): Allow, but split, moves to the stack.
4804 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4807 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4809 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4810 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4811 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4813 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4814 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4815 Delete HOST_PTR_PRINTF.
4817 * configure, config.in: Regenerate.
4819 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4821 * config/rs6000/rs6000.md (QHSI): New mode macro.
4822 (wd): Extend mode attr for QImode and HImode
4823 (dbits): New mode attr.
4824 (zero_extend<mode>di2): Convert to mode macro.
4826 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4829 * doc/invoke.texi (-mgnu-ld): Update description.
4832 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4835 * Makefile.in (tree-chrec.o): Depends on real.h.
4836 * tree-chrec.c: Include real.h.
4837 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4838 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4839 * tree-scalar-evolution.c (add_to_evolution_1,
4840 interpret_rhs_modify_expr): Ditto.
4842 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4845 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4846 step is negative compute the estimation from init downwards to zero.
4848 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4850 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4852 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4854 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4856 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4857 Accept double-word constants that can be split.
4858 * config/s390/s390.md ("movti"): Use 'P' constraint.
4859 ("*movdi_31", "*movdf_31"): Likewise.
4861 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4863 Fix PR tree-optimization/22615
4865 * tree-ssa-structalias.c (solution_set_add): Handle
4866 first_vi_for_offset returning NULL.
4867 (do_da_constraint): Ditto.
4868 (do_sd_constraint): Ditto.
4869 (do_ds_constraint): Ditto
4870 (find_func_aliases): Ditto.
4871 (build_constraint_graph): RHS is allowed be ANYTHING.
4872 (first_vi_for_offset): Return NULL if we couldn't find anything at
4875 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4877 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4878 over memory as first operand.
4880 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4883 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4884 available for setting it.
4886 2005-08-14 Ira Rosen <irar@il.ibm.com>
4888 PR tree-optimization/23320
4889 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4890 data-refs' types instead of base object nullness. Add check for
4891 pointer type data-refs before first location comparison. Remove
4894 2005-08-14 Andreas Schwab <schwab@suse.de>
4896 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4898 2005-08-13 James E Wilson <wilson@specifix.com>
4900 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4901 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4902 -fstack-protector-all, --param ssp-buffer-size): Document.
4903 (-Wvariadic-macros): Alphabetize.
4904 (-fsched-stalled-insns-dep): Add missing 'f'.
4906 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4909 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4911 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4912 or indirect address operand.
4913 (EXTRA_ADDRESS_CONSTRAINT): New.
4914 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4916 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4918 PR tree-optimization/22236
4919 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4920 successors and predecessors.
4921 * tree-chrec.c (chrec_convert): Before converting, check that
4922 sequences don't wrap.
4923 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4924 (analyze_array): Extern.
4925 (find_data_references_in_loop): Remove call to
4926 compute_estimated_nb_iterations.
4927 * tree-data-ref.h (analyze_array): Declared.
4928 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4929 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4930 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4931 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4933 * tree-ssa-loop-ivcanon.c: Fix documentation.
4934 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4935 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4936 (infer_loop_bounds_from_undefined): New.
4937 (estimate_numbers_of_iterations_loop): Use
4938 infer_loop_bounds_from_undefined.
4939 (used_in_pointer_arithmetic_p): New.
4940 (scev_probably_wraps_p): Pass an extra parameter. Call
4941 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4942 (convert_step): Fix documentation.
4943 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4944 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4945 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4946 scev_probably_wraps_p.
4948 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4950 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4951 (s390_register_info): Ignore clobbered_regs information for fixed
4952 registers, and only fixed registers.
4953 (s390_init_frame_layout): Remove redundant call.
4955 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4957 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4958 description of -Wold-style-casts.
4960 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4961 Jakub Jelinek <jakub@redhat.com>
4963 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4964 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4965 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4966 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4967 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4968 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4969 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4970 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4971 ("stack_protect_set", "stack_protect_test"): New expanders.
4972 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4973 "stack_protect_testdi"): New insn definitions.
4975 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4977 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4979 2005-08-12 Paul Brook <paul@codesourcery.com>
4981 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4983 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4985 * config/s390/predicates.md (setmem_operand): New predicate.
4986 (shift_count_operand): Accept ANDs with special constants as
4988 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4989 with special constants.
4990 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4991 shift_count_operand with setmem_operand.
4993 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4995 * config/s390/s390.c (s390_extract_part, s390_single_part):
4997 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4998 (s390_output_mi_thunk): Don't use lg on 31 bit.
4999 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
5000 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
5002 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5004 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
5005 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
5006 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
5007 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
5008 with one of the new macros.
5010 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5012 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
5013 Don't set save_return_addr_p.
5014 (s390_register_info): Make clobbered_regs not depending on
5017 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5019 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
5020 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
5022 2005-08-11 James E. Wilson <wilson@specifix.com>
5024 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
5026 2005-08-11 Jakub Jelinek <jakub@redhat.com>
5028 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
5029 locations gathered by var-tracking in single entry loc_list
5030 over loc_descriptor_from_tree.
5032 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
5033 pass it down to loc_descriptor.
5034 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
5035 (containing_function_has_frame_base): Move earlier in the file.
5036 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
5037 instead of always assuming fbreg can't be used.
5039 2005-08-11 David Edelsohn <edelsohn@gnu.org>
5041 * config/rs6000/altivec.md: Change constraint "m" to "Z".
5042 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5043 Accept address wrapped in AND for Altivec.
5044 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5045 Strip AND wrapping offset address for Altivec.
5047 2005-08-11 Richard Henderson <rth@redhat.com>
5050 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
5051 before using TYPE_IS_SIZETYPE.
5053 2005-08-11 Richard Henderson <rth@redhat.com>
5056 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
5057 insn types not present on ev4.
5058 (alphaev5_insn_pipe): Similarly.
5060 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
5063 * arm.c (arm_override_options): If the user has selected callee-super-
5064 interworking, then enable normal interworking.
5066 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5068 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
5071 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
5073 * doc/rtl.texi: Fix two typos.
5075 2005-08-11 Richard Guenther <rguenther@suse.de>
5078 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
5079 cases where we call to/from functions returning void.
5081 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
5084 * tree.c (build_pointer_type_for_mode): Robustify.
5086 2005-08-10 James E Wilson <wilson@specifix.com>
5088 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
5089 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
5091 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
5094 2005-08-10 Eric Christopher <echristo@apple.com>
5096 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
5097 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
5100 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
5103 * config/darwin.c (machopic_indirect_data_reference): Use a new register
5104 for the high part when generating dynamic-no-pic code.
5106 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
5108 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
5109 (x86_64-*-linux*): Likewise.
5111 * config/i386/crtfastmath.c: New file.
5112 * config/i386/t-crtfm: Likewise.
5114 * config/i386/linux.h (ENDFILE_SPEC): New.
5115 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
5117 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5120 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
5122 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
5123 (vec_shl, vec_shr): Document new operations.
5124 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
5126 2005-08-10 David Edelsohn <edelsohn@gnu.org>
5128 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
5129 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
5130 change predicate to indexed_or_indirect_address.
5132 2005-08-10 Richard Sandiford <richard@codesourcery.com>
5134 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
5135 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
5136 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
5137 and __aeabi_uwrite8.
5138 * config/arm/unaligned-funcs.c: New file.
5139 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
5141 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
5143 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
5145 * cfglayout.c (pass_insn_locators_initialize): Add dump.
5146 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
5148 * except.c (pass_convert_to_eh_region_ranges): Add dump.
5149 * final.c (pass_shorten_branches): Add dump.
5150 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
5151 (pass_life): Rename dump.
5152 (rest_of_handle_flow2): Remove initial verify_flow_info.
5153 * function.c (pass_instantiate_virtual_regs): Add dump.
5154 * integrate.c (pass_initial_value_sets): Add dump.
5155 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
5156 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
5157 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
5158 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
5159 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
5160 gate_rtl_unrool_and_peel_loops): New.
5161 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
5162 rtl_doloop): Do not look at flags.
5163 * mode-switching.c (pass_mode_switching): Add dump.
5164 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
5165 pass_split_before_regstack): Add dump.
5166 * regmove.c (pass_stack_adjustments): Add dump.
5167 * tree-optimize.c (pass_fixup_cfg): Add dump.
5169 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5172 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
5173 deciding which instruction sequence to use.
5175 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
5177 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
5178 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
5180 2005-08-09 Richard Guenther <rguenther@suse.de>
5182 * c-common.c (builtin_function_2): Remove.
5183 (def_builtin_1): New function.
5184 (c_common_nodes_and_builtins): Use def_builtin_1 to
5185 build builtin functions.
5187 2005-08-09 Jie Zhang <jie.zhang@analog.com>
5189 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
5190 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5191 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
5194 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5196 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
5197 fold_binary instead of fold_build2 since we don't care about the
5199 (loop_niter_by_eval): Likewise.
5200 (compare_trees): Likewise.
5201 (proved_non_wrapping_p): Likewise.
5203 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5207 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
5208 if the if is really empty.
5210 2005-08-09 Steven Bosscher <stevenb@suse.de>
5212 PR tree-optimization/23234
5213 * tree-ssa-math-opts.c (place_reciprocal): New enum.
5214 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
5215 argument of the new enum.
5216 (execute_cse_reciprocals): Add reciprocals for function arguments
5217 on the unique successor edge of the entry block. Update other calls
5218 to execute_cse_reciprocals_1.
5220 2005-08-08 Richard Henderson <rth@redhat.com>
5223 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
5225 2005-08-08 Bob Wilson <bob.wilson@acm.org>
5227 * expr.c (write_complex_part): Return after handling MEM.
5229 2005-08-08 Josh Conner <jconner@apple.com>
5231 PR rtl-optimization/23241
5232 * combine.c (simplify_comparison): Fix error in determining
5233 whether to lift a subreg from comparison.
5235 2005-08-08 David Edelsohn <edelsohn@gnu.org>
5238 * config/rs6000/altivec.md (vec_init<mode>): New.
5239 (vec_set<mode>): New.
5240 (vec_extract<mode>): New.
5241 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
5242 (rs6000_expand_vector_set): New.
5243 (rs6000_expand_vector_extract): New.
5244 (rs6000_legitimate_offset_address_p): Offset addresses are valid
5245 for Altivec modes before reload.
5246 (altivec_expand_vec_init_builtin): New.
5247 (get_element_number): New.
5248 (altivec_expand_vec_set_builtin): New.
5249 (altivec_expand_vec_ext_builtin): New.
5250 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
5252 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
5254 * config/rs6000/rs6000.h (rs6000_builtins): Add
5255 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
5256 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
5257 * config/rs6000/rs6000-protos.h: Declare new functions.
5259 2005-08-08 Jan Hubicka <jh@suse.cz>
5261 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
5262 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
5263 * i386.md (movdi*): Use pic_32bit_operand.
5264 * predicates.md (pic_32bit_operand): New.
5266 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
5269 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
5271 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
5273 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
5274 (test_for_singularity): Use fold_build2.
5276 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5278 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
5280 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
5282 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
5283 (COMMON_ASM_OP) Define.
5284 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
5285 (ix86_encode_section_info): Likewise.
5286 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
5287 SUBTARGET_ENCODE_SECTION_INFO.
5289 2005-08-06 Richard Henderson <rth@redhat.com>
5292 * tree-nested.c (convert_local_reference): Save and restore val_only
5293 around component_ref and friends. Clear walk_subtrees by default.
5295 2005-08-06 Peter O'Gorman <peter@pogma.com>
5298 * gcc.c (process_command): Check the argument to -b has a dash.
5299 * doc/invoke.texi: Update -b and -V docs.
5301 2005-08-06 James E Wilson <wilson@specifix.com>
5303 * config/mips/cross64.h, config/mips/t-cross64: Delete.
5305 2005-08-06 Michael Matz <matz@suse.de>
5307 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
5308 member only if only one insn is associated with the value.
5310 2005-08-06 Nick Clifton <nickc@redhat.com>
5312 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
5314 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
5315 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
5316 Check symbol flags instead of symbol name mangling.
5317 (xstormy16_asm_output_aligned_common): Likewise. Also
5318 simplify code since the bss100_section cass is the only case
5319 where the below100 code will be triggered.
5320 (xstormy16_encode_section_info): Encode below100 attribute
5321 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
5323 (xstormy16_strip_name_encoding): Delete - this function is no
5325 (TARGET_STRIP_NAME_ENCODING): Undefine.
5326 * config/stormy16/stormy16-protos.h: Delete prototype for
5327 xstormy16_strip_name_encoding.
5329 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
5331 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
5332 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
5333 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
5334 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
5335 config/alpha/predicates.md, config/arc/arc.h,
5336 config/arm/arm.h, config/arm/ieee754-df.S,
5337 config/arm/ieee754-sf.S, config/bfin/bfin.c,
5338 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
5339 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
5340 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
5341 config/m68hc11/m68hc11.h, config/mips/mips.c,
5342 config/mips/mips.h, config/mips/openbsd.h,
5343 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
5344 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
5345 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5346 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
5347 config/sparc/linux.h, config/sparc/linux64.h,
5348 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
5349 doc/extend.texi, doc/gcov.texi, doc/install.texi,
5350 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
5351 typos. Follow spelling conventions.
5353 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
5356 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
5357 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
5358 specially. Check for side effects only for COND_EXPR.
5359 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
5360 return with TREE_NO_WARNING.
5362 2005-08-06 Richard Sandiford <richard@codesourcery.com>
5364 PR rtl-optimization/23233
5365 * loop.c (combine_movables): Require the modes to be the same.
5366 (move_movables): Remove handling of cases where the replacement
5367 had a different mode to the original.
5369 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
5371 PR tree-optimization/23128
5372 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
5373 subtraction wrap, and set TREE_OVERFLOW if they do.
5375 2005-08-05 Richard Henderson <rth@redhat.com>
5378 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
5379 FORCED_LABEL labels.
5381 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
5384 * reload.c (find_reloads_subreg_address): Pass down TYPE
5385 unchanged. Change all callers except find_reloads_toplev.
5387 2005-08-05 Michael Matz <matz@suse.de>
5389 * genattrtab.c (current_alternative_string): Remove.
5390 (SIMPLIFY_ALTERNATIVE): Ditto.
5391 (attr_alt_bit_p): Ditto.
5392 (alternative_name): Make const char *.
5393 (evaluate_eq_attr): Remove use of above things.
5394 (simplify_test_exp): Ditto.
5395 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
5396 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
5398 2005-08-04 James E Wilson <wilson@specifix.com>
5400 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
5401 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
5402 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
5403 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
5404 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
5406 2005-08-04 Richard Henderson <rth@redhat.com>
5409 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
5410 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
5411 * tree-sra.c (decide_block_copy): Use it. Disable element copy
5412 if we'd have to instantiate too many members.
5414 2005-08-04 Richard Henderson <rth@redhat.com>
5417 * tree-outof-ssa.c (coalesce_asm_operands): New.
5418 (coalesce_ssa_name): Use it. Split out ...
5419 (coalesce_phi_operands, coalesce_result_decls): ... these.
5421 2005-08-04 Paul Brook <paul@codesourcery.com>
5423 * read-rtl.c (read_quoted_string): Break if EOF.
5425 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
5427 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
5428 (fold_build2): Likewise.
5429 (fold_build3): Likewise.
5430 (fold_build1_stat): New function prototype.
5431 (fold_build2_stat): Likewise.
5432 (fold_build3_stat): Likewise.
5433 * fold-const.c (fold_build1): Rename to ..
5434 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5435 through to build1_stat.
5436 (fold_build2): Rename to ..
5437 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5438 through to build2_stat.
5439 (fold_build3): Rename to ..
5440 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5441 through to build3_stat.
5443 2005-08-04 David Edelsohn <edelsohn@gnu.org>
5444 Ian Lance Taylor <ian@airs.com>
5446 * function.c (assign_stack_local_1): Do not correct stack slot
5447 address if allocation size is smaller than mode size.
5449 2005-08-04 Diego Novillo <dnovillo@redhat.com>
5452 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
5453 (tree_merge_blocks): Propagate anything allowed by
5455 Clarify documentation.
5456 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
5457 SSA form, schedule an update if necessary.
5459 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
5461 * doc/install.texi (Binaries): Remove broken link to
5462 Sinix/Reliant Unix binaries.
5464 2005-08-03 Richard Henderson <rth@redhat.com>
5467 * function.c (stack_protect_epilogue): Export.
5468 * tree.h (stack_protect_epilogue): Declare.
5469 * calls.c (expand_call): Call it.
5471 2005-08-03 Eric Christopher <echristo@apple.com>
5473 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
5474 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
5477 2005-08-04 Jan Hubicka <jh@suse.cz>
5479 * profile.c (branch_prob): Split edges with goto locus on them
5480 to get proper line counts.
5481 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
5483 2005-08-03 Paul Brook <paul@codesourcery.com>
5485 * function.c (assign_parms): Round current_function_args_size
5486 to PARM_BOUNDARY, not STACK_BOUNDARY.
5488 2005-08-03 Geoffrey Keating <geoffk@apple.com>
5490 * config/i386/i386.c (x86_elf_aligned_common)
5491 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
5493 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
5495 PR tree-optimization/23157
5496 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
5497 before emitting them.
5499 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5501 PR tree-optimization/19899
5502 * Makefile.in (tree-scalar-evolution.o): Add real.h.
5503 * tree-scalar-evolution.c: Include real.h.
5504 (add_to_evolution): Build constant -1 of correct type.
5506 2005-08-03 Jan Hubicka <jh@suse.cz>
5508 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
5509 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
5510 profile updating for complette unrolling.
5511 * loop-unroll.c (peel_loop_completely): Use it.
5512 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
5513 (tree_unroll_loops_completely): Disable code growing unrolling of cold
5516 2005-08-03 Paul Brook <paul@codesourcery.com>
5518 * combine.c (can_change_dest_mode): New function.
5519 (try_combine, simplify_set): Use it.
5521 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
5523 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
5526 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
5528 * doc/install.texi (Specific): Adjust link to openavr.org.
5529 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
5530 (Binaries): Adjust HP-UX Porting Center link.
5531 (Binaries): Adjust Free Software Foundation ordering link.
5533 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
5535 * convert.c (convert_to_integer): Use fold_build1 instead of
5536 build1 when converting an integer to an integer.
5538 2005-08-02 Richard Henderson <rth@redhat.com>
5540 * combine.c (combine_instructions): Don't use reg_equal/equiv
5541 results if the mode doesn't match.
5543 2005-08-02 Mark Mitchell <mark@codesourcery.com>
5545 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
5546 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
5548 2005-08-02 Richard Henderson <rth@redhat.com>
5551 * explow.c (memory_address): Remove special-case for
5552 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
5554 2005-08-02 Diego Novillo <dnovillo@redhat.com>
5557 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
5558 number of calls to cleanup_tree_cfg_1.
5560 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
5562 * doc/invoke.texi: document file extensions .F90 and .F95
5564 2005-08-02 Richard Guenther <rguenther@suse.de>
5566 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
5567 positive if its first argument is positive.
5569 2005-08-02 Richard Guenther <rguenther@suse.de>
5571 PR tree-optimization/23177
5572 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
5575 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
5577 PR tree-optimization/23129
5578 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
5579 varying for divisions with anti-ranges.
5581 2005-08-02 Jan Hubicka <jh@suse.cz>
5583 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
5584 * tree-ssa-threadupdate.c (thread_block): Add it here.
5586 2005-08-01 James E Wilson <wilson@specifix.com>
5588 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
5589 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
5590 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
5592 * config/mips/predicates.md (const_call_insn_operand): Add check for
5593 SYMBOL_REF_LONG_CALL_P.
5594 * doc/extend.texi (long_call): Document the new attribute.
5596 2005-08-01 Ian Lance Taylor <ian@airs.com>
5597 Richard Henderson <rth@redhat.com>
5599 * Makefile.in (RTL_BASE_H): Add real.h.
5600 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
5602 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
5604 * rtl.c (rtl_check_failed_code_mode): New.
5605 * rtl.h (struct rtx_def): Add u.rv.
5606 (XCMWINT, XCNMPRV): New.
5607 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
5608 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
5610 2005-08-01 Richard Henderson <rth@redhat.com>
5612 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
5613 with auto-inc codes.
5615 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
5617 2005-08-01 Jan Hubicka <jh@suse.cz>
5619 * i386-protos.h (asm_preferred_eh_data_format): Declare.
5620 * i386.c: Include dwarf2.h
5621 (asm_preferred_eh_data_format): New.
5622 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
5624 2005-08-01 Ian Lance Taylor <ian@airs.com>
5626 * config/host-linux.c (linux_gt_pch_get_address): Add new name
5627 randomize_va_space for virtual address randomization control.
5629 2005-08-01 Steven Bosscher <stevenb@suse.de>
5631 * common.opt (flag_ipa_cp): Put in right place to maintain
5634 2005-08-01 Jan Hubicka <jh@suse.cz>
5636 * profile.c (compute_value_histograms): Fix thinko.
5637 * value-prof.c: Include toplev.h
5638 (check_counter): New function.
5639 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5640 tree_mod_subtract_transform): Add sanity check.
5642 2005-08-01 Richard Guenther <rguenther@suse.de>
5644 PR tree-optimization/23133
5645 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
5646 current functions parameter decls to find defs to cse
5649 2005-08-01 Richard Guenther <rguenther@suse.de>
5651 PR tree-optimization/23109
5652 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5653 If trapping math is in effect, use post-dominator information
5654 to check if we'd in any case reach a trapping point before
5655 doing the reciprocal insertion.
5656 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5657 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5658 expressions are invariant only if trapping math is not in effect.
5660 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5662 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5663 cgraph_function_versioning): New declarations.
5664 * cgraphunit.c: Add include to ipa-prop.h.
5665 (update_call_expr, cgraph_copy_node_for_versioning,
5666 cgraph_function_versioning): New functions.
5667 * integrate.c (copy_decl_for_inlining): Remove.
5668 * ipa-prop.h (ipa_replace_map): New struct.
5669 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5670 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5671 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5672 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5673 ipcp_iterate_stage, ipcp_method_scale_print,
5674 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5675 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5676 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5677 ipcp_update_bb_counts, ipcp_update_profiling,
5678 ipcp_update_edges_counts): New functions.
5679 (ipcp_method_cval_init): Remove restriction regarding local methods.
5680 (ipcp_init_stage): Add ipcp_method_compute_scale.
5681 (ipcp_insert_stage): Add versioning.
5682 (ipcp_structures_print): Add ipcp_method_scale_print.
5683 (ipcp_driver): Dump profiling info.
5684 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5685 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5686 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5687 (struct inline_data): Add versioning_p, ipa_info, new fields.
5688 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5689 declare_return_variable): Replace calls to copy_decl_for_inlining with
5691 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5693 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5694 Add argument VERSIONING.
5695 (copy_arguments_for_versioning, copy_static_chain,
5696 function_versionable_p, tree_versionable_function_p,
5697 tree_function_versioning, replace_ref_tree): New functions.
5698 * tree-inline.h: Include varray.h.
5699 (tree_versionable_function_p, tree_function_versioning,
5700 tree copy_decl_for_dup): New declarations.
5702 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5704 * ipa-cp.c: New file. Contains IPCP specific functionality.
5705 * ipa-prop.h: New file. Contains structures/definitions that can be
5706 used by several interprocedural data flow optimizations (and also IPCP).
5707 * ipa-prop.c: New file.
5708 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5709 * common.opt: Add ipa-cp flag.
5710 * timevar.def: Add IPCP optimization.
5711 * tree-optimize.c (init_tree_optimization_passes): Schedule
5713 * tree-pass.h (pass_ipa_cp): Declare.
5715 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5717 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5718 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5719 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5720 config/i386/i386.c, config/mips/mips.h,
5721 config/rs6000/rs6000.h, config/sh/sh.c,
5722 config/stormy16/stormy16.c: Fix comment typos.
5724 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5727 * c-typeck.c (build_binary_op): Use common_type wrapper on
5729 (common_type): Update comment.
5731 2005-07-31 Steven Bosscher <stevenb@suse.de>
5734 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5735 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5736 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5738 2005-07-31 Jan Hubicka <jh@suse.cz>
5740 * pretty-print.h (pp_widest_integer): New macro.
5741 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5744 2005-07-31 Jan Hubicka <jh@suse.cz>
5746 * output.h (enum section_category): Export from varasm.c
5747 (categorize_decl_for_section): Likewise.
5748 * varasm.c (enum section_category): Kill.
5749 (categorize_decl_for_section): Make global.
5750 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5752 * i386.c (ix86_section_threshold): New static variable.
5753 (ix86_in_large_data_p, ix86_encode_section_info,
5754 x86_64_elf_unique_section,
5755 x86_64_elf_select_section): New functions.
5756 (TARGET_ENCODE_SECTION_INFO): Define
5757 (override_options): Enable medium model for PIC.
5758 (ix86_expand_prologue): Expand gen_set_got_rex64.
5759 (legitimate_constant_p): Handle new UNSPECs.
5760 (legitimate_pic_address_disp_p): Likewise.
5761 (legitimize_pic_address): Lower MEDIUM model addressing.
5762 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5763 (enum cmodel): Add MEDIUM_PIC.
5764 (SYMBOL_REF_FAR_ADDR_P): New macro.
5765 (SYMBOL_FLAG_FAR_ADDR): New flag.
5766 * i386.md (movdi): Support medium model.
5767 (set_got_rex64): New pattern.
5768 * i386.opt (mlarge-data-threshold): New flag.
5769 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5770 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5771 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5772 TARGET_ASM_UNIQUE_SECTION): New.
5774 * invoke.texi (-mlarge_data_threshold): Document
5776 2005-07-31 Jan Hubicka <jh@suse.cz>
5778 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5779 (coalesce_vars): Likewise.
5780 * tree-ssa-live.c (coalesce_cost): New.
5781 (build_tree_conflict_graph): Use coalesce_cost.
5782 * tree-ssa-live.h (coalesce_cost): Declare.
5784 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5786 * arm.md (all peepholes for post-increment operations): Delete.
5787 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5788 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5789 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5790 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5791 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5793 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5795 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5798 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5801 * doc/invoke.texi: Document -rdynamic.
5803 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5806 * c-parser.c (c_parser_parms_list_declarator): Call
5807 mark_forward_parm_decls.
5808 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5809 decls with visibility structure.
5811 2005-07-30 Paul Brook <paul@codesourcery.com>
5813 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5815 2005-07-30 Paul Brook <paul@codesourcery.com>
5817 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5819 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5821 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5823 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5826 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5827 nested function declarators.
5828 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5829 (grokparms): Call warn_if_shadowing for parameters used within the
5831 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5832 not used within the parameter list.
5833 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5835 2005-07-30 Jan Hubicka <jh@suse.cz>
5837 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5838 * i386.c (ix86_fixup_binary_operands): Likewise.
5839 (ix86_expand_unary_operator): Likewise.
5840 (ix86_expand_fp_absneg_operator): Likewise.
5841 * optabs.c (expand_vec_cond_expr): Validate dest.
5843 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5846 * real.c (real_from_string): Also set last bit if there is a
5847 nonzero hex digit beyond GCC's internal precision after ".".
5849 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5851 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5852 define_constants. Change duplicate values to unassigned numbers.
5853 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5854 (*altivec_vspltsf): New.
5855 (altivec_vperm_v4sf): Delete.
5856 (altivec_vperm_<mode>): Use mode macro V.
5857 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5858 (altivec_predicate_v4sf): Delete.
5859 (altivec_predicate_<mode>): Use mode macro V.
5860 (*altivec_lvesfx): New.
5861 (*altivec_stvesfx): New.
5862 (vec_realign_load_v4sf): Delete.
5863 (vec_realign_load_<mode>): Use mode macro V.
5864 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5867 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5870 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5872 * configure: Regenerated.
5874 2005-07-29 Paul Brook <paul@codesourcery.com>
5876 * doc/install.texi: Add link to GFortran binaries wiki page.
5878 2005-07-29 David Ung <davidu@mips.com>
5880 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5881 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5882 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5883 * config/mips/mips.md (cpu): Add 5kf name.
5884 (includes): Includes 5k.md.
5885 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5886 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5889 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5892 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5893 (cleanup_tree_cfg): ... here.
5894 Call cleanup_tree_cfg_1 until there are no more cleanups to
5897 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5899 * tree-vrp.c (compare_range_with_value): Return true or false
5900 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5901 EQ_EXPR respectively.
5903 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5905 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5908 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5910 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5911 (tree_ssa_dominator_optimize): Increment it.
5912 (dump_dominator_optimization_stats): Print it.
5914 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5915 Steven Bosscher <stevenb@suse.de>
5917 PR rtl-optimization/23117
5918 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5919 when head == tail. Tidy comment.
5921 2005-07-28 Richard Henderson <rth@redhat.com>
5923 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5924 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5925 * jump.c (rtx_renumbered_equal_p): Likewise.
5926 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5927 CONST_INT and CONST_DOUBLE.
5928 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5929 * reload.c (operands_match_p): Special case CONST_INT and
5930 CONST_DOUBLE; check mode earlier.
5932 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5935 * c-typeck.c (convert_for_assignment): Do not check
5936 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5938 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5941 * c-typeck.c (composite_type): Prefer constant size arrays to
5944 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5947 * real.c (real_from_string): Set last bit if there is a nonzero
5948 hex digit beyond GCC's internal precision.
5950 2005-07-28 Richard Henderson <rth@redhat.com>
5953 * cfgcleanup.c (try_forward_edges): Watch out for end of
5956 2005-07-28 James E Wilson <wilson@specifixinc.com>
5959 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5961 2005-07-28 Jan Hubicka <jh@suse.cz>
5963 * Makefile.in (rtl-profile.o): Kill all traces of it.
5964 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5965 * coverage.h (rtl_coverage_counter_ref): Kill.
5966 * opts.c (flag_speculative_prefetching_set): Kill.
5967 (flag_loop_optimize_set): New.
5968 (common_handle_option): Disable loop optimizer when profiling;
5969 do not handle speculative prefetching.
5970 * passes.c (init_optimization_passes): Replace pass_profiling combo
5971 by branch_prob pass.
5972 * profile.c (compute_value_histograms): Update for simplified value
5974 (rtl_register_profile_hooks): Kill.
5975 (pass_profiling): Kill.
5976 (rest_of_handle_branch_prob): Do not profile.
5977 * toplev.c (process_options): Remove speculative prefetching.
5978 * toplev.h (flag_tree_based_profiling): Kill.
5979 * tree-profile.c (prepare_instrumented_value,
5980 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5981 tree_gen_one_value_profiler, do_tree_profiling): Update for
5982 simplified datastructures.
5983 * value-prof.c: Add comment that speculative prefetching was dropped;
5984 update rest of file for simplified datastructures.
5985 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5986 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5987 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5988 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5989 rtl_mod_subtract, gen_speculative_prefetch,
5990 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5991 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5992 (gate_handle_value_profile_transformations,
5993 rest_of_handle_value_profile_transformations,
5994 pass_value_profile_transformations): Kill.
5995 * value-prof.h (histogram_value_t): Remove IL based unions.
5996 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5997 rtl_profile_hooks): Remove hooks.
5999 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
6001 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
6002 (cgraph_clone_node): Likewise.
6003 * cgraph.h (cgraph_clone_edge): Update prototype.
6004 (cgraph_clone_node): Likewise.
6005 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
6007 (lookup_recursive_calls): Consider profile.
6008 (cgraph_decide_recursive_inlining): Fix updating; use new
6009 probability argument; use profile.
6010 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
6011 * tree-inline.c (copy_bb): Update clal of clone_edge.
6012 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
6014 * invoke.texi (min-inline-recursive-probability): Document.
6016 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
6018 * doc/install.texi (Configuration): Update Valgrind homepage.
6020 2005-07-28 Richard Henderson <rth@redhat.com>
6023 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
6024 labels we want to delete.
6025 (cfg_layout_merge_blocks): Likewise.
6027 2005-07-28 Richard Henderson <rth@redhat.com>
6030 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
6031 when expanding to nothing.
6033 2005-07-28 Josh Conner <jconner@apple.com>
6035 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
6036 (cgraph_decide_inlining_of_small_functions): Likewise.
6038 2005-07-28 Josh Conner <jconner@apple.com>
6040 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
6041 direction of badness if negative.
6042 (cgraph_default_inline_p): Add reason to parameters, and assign it
6044 (cgraph_decide_inlining_of_small_functions): New parameter in call
6045 to cgraph_default_inline_p.
6046 (cgraph_decide_inlining_incrementally): Likewise.
6047 * cgraphunit.c (decide_is_function_needed): Likewise.
6048 * cgraph.h (cgraph_default_inline_p): Likewise.
6050 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6052 * builtins.c: Fix comment typo(s).
6053 * genautomata.c: Likewise.
6054 * gimplify.c: Likewise.
6055 * tree-dfa.c: Likewise.
6056 * tree-flow-inline.h: Likewise.
6057 * tree-into-ssa.c: Likewise.
6058 * tree-ssa-alias.c: Likewise.
6059 * tree-ssa-ccp.c: Likewise.
6060 * tree-ssa-copy.c: Likewise.
6061 * tree-ssa-dce.c: Likewise.
6062 * tree-ssa-dom.c: Likewise.
6063 * tree-ssa-operands.c: Likewise.
6064 * tree-tailcall.c: Likewise.
6065 * tree-vectorizer.c: Likewise.
6066 * tree-vrp.c: Likewise.
6069 2005-07-28 Jeff Law <law@redhat.com>
6071 * tree-vrp.c (test_for_singularity): Extracted from ...
6072 (simplify_cond_using_ranges): Attempt to simplify a relational
6073 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
6075 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
6077 PR tree-optimization/22506
6078 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
6079 phis whose argument is constant.
6081 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
6083 PR rtl-optimization/18992
6084 Back out this patch:
6085 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6086 PR optimization/12142
6087 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
6088 uses of the register in the SET_SRC. Remove unnecessary argument.
6090 Replace it with this:
6091 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
6092 if flag_non_call_exceptions is set and the insn may trap, pass
6093 pc_rtx as dest for recursion.
6094 In SET_SRC part of SET case, if dest is already set, pass it down
6097 2005-07-28 Jan Hubicka <jh@suse.cz>
6099 * cfg.c (update_bb_profile_for_threading): Use RDIV.
6100 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
6101 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
6103 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
6104 profile when available.
6106 2005-07-28 Jan Beulich <jbeulich@novell.com>
6108 * config/ia64/ia64.c (ia64_load_pair_ok): New.
6109 (ia64_print_operand): Describe and handle 'X'.
6110 (ia64_register_move_cost): Also handle FP_REGS.
6111 (ia64_preferred_reload_class): Likewise.
6112 (ia64_secondary_reload_class): Likewise.
6113 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
6114 it. Also check for ITANIUM_CLASS_FLDP.
6115 * config/ia64/ia64.h (FP_REGNO_P): New.
6116 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
6117 (reg_class): Add FP_REGS.
6118 (REG_CLASS_NAMES): Adjust for it.
6119 (REG_CLASS_CONTENTS): Likewise.
6120 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
6121 (REG_CLASS_FROM_LETTER): Handle 'x'.
6122 (CLASS_MAX_NREGS): Handle FP_REGS.
6123 (MEMORY_MOVE_COST): Likewise.
6124 * config/ia64/ia64.md (itanium_class): Add fldp.
6125 (type): Handle fldp.
6126 (movti_internal): More allowable operand combinations. Use ldfp8 when
6127 splitting unnecessary. Remove predicable attribute. Adjust
6128 itanium_class attribute.
6129 (smuldi3_highpart): Remove outdated comment.
6130 (mulditi3, umulditi3, rotlti3): New expanders.
6131 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
6132 (absti2): Disabled new insn for future reference.
6133 Respective new splitters.
6134 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
6135 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
6136 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
6138 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
6140 PR rtl-optimization/23047
6141 * simplify-rtx.c (simplify_const_relational_operation): Respect
6142 flag_wrapv for comparisons with ABS.
6144 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
6146 PR tree-optimization/22493
6147 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
6148 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
6150 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
6152 * config/frv/frv.opt (moptimize-membar): New.
6154 * doc/invoke.texi: Document -moptimize-membar and its inverse.
6156 * config/frv/frv.h: Remove machine_function definition.
6158 * config/frv/frv.c (struct frv_io): New.
6159 (struct machine_function): Moved from frv.h. Add has_membar_p.
6160 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
6161 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
6162 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
6163 (frv_optimize_membar_global, frv_optimize_membar): New functions.
6164 (frv_reorg): Call frv_optimize_membar when appropriate.
6165 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
6166 (frv_expand_builtin): Adjust calls accordingly.
6167 (frv_io_address_cookie): New function.
6168 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
6169 load or store rather than a special insn. Add ccnstant address and
6170 io-type operands to the membar.
6171 (frv_ifcvt_modify_tests): Unsign regno.
6172 (frv_ifcvt_modify_tests): Same.
6174 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
6175 UNSPEC_OPTIONAL_MEMBAR constant.
6176 (builtin_read_<mode>): Delete.
6177 (builtin_write_<mode>): Delete.
6178 ("optional_membar_<mode>"): Add operand.
6180 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
6181 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
6182 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
6183 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
6184 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
6185 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
6186 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
6187 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
6188 * testsuite/gcc.target/frv/all-read-write-1.c: New.
6190 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
6192 * df.c (df_uses_record): Handle SCRATCH.
6194 2005-07-28 Steven Bosscher <stevenb@suse.de>
6197 * passes.c (rest_of_decl_compilation): If decl is a type and
6198 we have encountered errors, don't emit debug information.
6200 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
6202 * params.def: Fixed comment.
6204 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
6207 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
6208 (TARGET_ASM_UNALIGNED_HI_OP): Add.
6209 (TARGET_ASM_UNALIGNED_SI_OP): Add.
6211 2005-07-27 Steven Bosscher <stevenb@suse.de>
6214 * varasm.c (assemble_start_function): Don't do anything that may
6215 require a CFG if the current function is a thunk.
6217 2005-07-25 Geoffrey Keating <geoffk@apple.com>
6219 * doc/install.texi (Prerequisites): Mention that perl is needed
6220 to do export control in libstdc++ targetting Darwin.
6222 2005-07-27 Steven Bosscher <stevenb@suse.de>
6224 PR rtl-optimization/17808
6225 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
6226 (sched_insns_conditions_mutex_p): Split out from...
6227 (add_dependence): ...here. But don't call it from here.
6228 (add_dependence_list): Check sched_insns_conditions_mutex_p
6229 before calling add_dependence.
6230 (add_dependence_list_and_free): Likewise.
6231 (fixup_sched_groups): Likewise.
6232 (sched_analyze_1): Likewise.
6233 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
6234 (sched_analyze): Likewise.
6235 (sched_analyze_insn): Likewise.
6236 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6237 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
6238 dependencies on all COND_EXEC insns to jumps ending basic blocks
6239 when doing intrablock scheduling.
6240 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
6242 2005-07-27 Jeff Law <law@redhat.com>
6244 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
6245 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
6246 equivalency sets, correctly handle the case were vr0 has an
6247 equivalency set, but vr1 does not.
6249 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
6251 PR tree-optimization/23073
6252 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
6253 vect_print_dump_info before fprintf.
6255 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6257 PR tree-optimize/22348
6258 * tree-ssa-loop-niter.c (number_of_iterations_cond):
6259 Fold the partial computation.
6261 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6263 PR tree-optimization/22325
6264 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
6266 * tree-scalar-evolution.c (scev_const_prop): Add generic final
6268 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
6269 (force_var_cost): ... this function.
6270 (compute_phi_arg_on_exit): Export.
6272 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6274 PR tree-optimization/20773
6275 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
6278 2005-07-27 Richard Guenther <rguenther@suse.de>
6280 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
6281 Avoid pushing again if current struct contains only
6282 fields we decomposed.
6284 2005-07-27 Jan Hubicka <jh@suse.cz>
6286 PR tree-optimization/22574
6287 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
6290 * tree-tailcall.c (decrease_profile): New function.
6291 (eliminate_tail_call): Use it.
6293 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
6294 visibility flags correctly in whole program mode.
6296 2005-07-26 Steve Ellcey <sje@cup.hp.com>
6298 PR rtl-optimization/22472
6299 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
6301 2005-07-26 Steven Bosscher <stevenb@suse.de>
6303 PR tree-optimization/22504
6304 * tree-complex.c (expand_complex_addition): Use 'code' instead
6305 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
6307 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6309 * config.gcc (cpu_type): Add frv case.
6310 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
6311 (supported_defaults): Add fr550 case.
6313 2005-07-26 Diego Novillo <dnovillo@redhat.com>
6316 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
6317 whether a pointer of type T * may point to objects of type T *.
6319 2005-07-26 DJ Delorie <dj@redhat.com>
6321 * configure: Regenerate.
6323 2005-07-26 Dale Johannesen <dalej@apple.com>
6325 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
6327 2005-07-26 Mark Mitchell <mark@codesourcery.com>
6329 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
6330 Clarify use of "build" in name.
6332 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6334 * doc/extend.texi (Raw read/write Functions): New section.
6335 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
6336 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
6337 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
6338 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
6339 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
6340 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
6341 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
6342 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
6343 * config/frv/frv.c: Add bdesc_loads global.
6344 Add bdesc_stores global.
6345 (frv_init_builtins): Add support for __builtin_{read/write}*.
6346 (frv_volatile_memref): New.
6347 (frv_expand_load_builtin): New.
6348 (frv_expand_store_builtin): New.
6349 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
6350 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
6351 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
6352 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
6353 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
6354 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
6355 (builtin_read_<mode>): New.
6356 (builtin_write_<mode>): New.
6357 (builtin_write64): New.
6358 (optional_membar_<mode>): New.
6360 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
6362 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
6363 (rather than units) against HOST_BITS_PER_WIDE_INT.
6365 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
6367 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
6368 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
6369 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
6370 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
6373 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
6374 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
6375 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
6377 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
6379 2005-07-26 Richard Guenther <rguenther@suse.de>
6381 PR tree-optimization/22486
6382 * fold-const.c (fold_unary): Fold away useless component
6383 references of the form (T *)&T.x, if the address
6386 2005-07-25 James E Wilson <wilson@specifixinc.com>
6388 * dwarf2out.c (add_call_src_coords_attributes): New.
6389 (gen_inlined_subroutine_die): Call it.
6390 (maybe_emit_file, init_file_table): Add comments.
6391 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
6393 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
6394 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
6395 * tree.h (BLOCK_SOURCE_LOCATION): New.
6396 (struct tree_block): New field locus.
6398 2005-07-26 Andreas Schwab <schwab@suse.de>
6400 PR rtl-optimization/23043
6401 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
6402 when allocating a struct unoccr.
6404 2005-07-25 Richard Henderson <rth@redhat.com>
6407 * tree-complex.c (gate_no_optimization): True if errors.
6408 * Makefile.in (tree-complex.o): Update dependencies.
6410 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
6412 * config/frv/predicates.md (integer_register_operand): Use
6415 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6418 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
6420 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
6422 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6424 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
6425 types when flag_unsafe_math_optimizations is true.
6427 2005-07-25 Mark Mitchell <mark@codesourcery.com>
6429 * gcc.c (option_map): Add --sysroot.
6430 (process_command): Handle --sysroot.
6431 (display_help): Document it.
6432 * doc/cppopts.tex (-isysroot): Document.
6433 * doc/invoke.texi (--sysroot): Document.
6434 * doc/install.texi (--with-build-sysroot): Document.
6436 * Makefile.in (inhibit_libc): New variable.
6437 (INHIBIT_LIBC_CFLAGS): Likewise.
6438 (LIBGCC2_CFLAGS): Include
6439 $(INHIBIT_LIBC_CFLAGS).
6440 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
6441 ($(T)crtbegin.o): Do not use @inhibit_libc@.
6442 ($(T)crtend.o): Likewise.
6443 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
6444 ($(T)crtendS.o): Likewise.
6445 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
6446 ($(T)crtendT.o): Likewise.
6447 (stmp-fixinc): Do not complain about missing headers if
6449 * configure.ac (inhibit_libc): Set it to true/false.
6450 (--with-build-sysroot): New option. Use it to set
6452 * configure: Regenerated.
6454 2005-07-25 Manfred Hollstein <mh@suse.com>
6456 * calls.c (store_one_arg): Fix unsigned comparison warning.
6458 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6461 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
6462 (ggc_print_statistics): Initialize variable before use.
6464 2005-07-25 Richard Guenther <rguenther@suse.de>
6466 * tree-dfa.c (mark_new_vars_to_rename): Protect against
6467 calling with a PHI_NODE argument.
6469 * tree-flow-inline.h (overlap_subvar): Protect against
6472 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
6474 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
6475 * configure: Regenerate.
6477 2005-07-25 Ira Rosen <irar@il.ibm.com>
6479 * expr.c (highest_pow2_factor): Make extern.
6480 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
6481 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6482 record_array_differ_p, array_ptr_differ_p): Likewise.
6483 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
6484 additional cases. Call the above functions.
6485 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
6486 base_object_differ_p when there are two base objects. Otherwise, compare
6487 base address and offset. Call may_alias_p.
6488 (dump_data_reference): Use a correct field name.
6489 (analyze_array): Make static. Initialize new data-ref fields.
6490 (analyze_indirect_ref): New function.
6491 (init_data_ref): Initialize new data-ref fields.
6492 (strip_conversion): Moved from tree-vect-analyze.c.
6493 (analyze_offset_expr, get_ptr_offset, address_analysis,
6494 object_analysis): Likewise.
6495 (analyze_offset): New function.
6496 (create_data_ref): Likewise.
6497 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
6498 dimensions for ARRAY_REFs only.
6499 (build_classic_dist_vector): Make static.
6500 (access_functions_are_affine_or_constant_p): Call macro to get the
6501 address of access functions.
6502 (compute_all_dependences): Add new parameter
6503 compute_self_and_read_read_dependences. Compute self and read-read
6504 dependences if it is true.
6505 (find_data_references_in_loop): Call create_data_ref. Initialize new
6507 (compute_data_dependences_for_loop): Add new parameter
6508 compute_self_and_read_read_dependences. Remove parameter nb_loops,
6509 compute nb_loops. Call compute_all_dependences,
6510 build_classic_dist_vector and build_classic_dir_vector with correct
6512 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
6513 with correct parameters. Compare dimensions for ARRAY_REFs only.
6514 (free_data_refs): Call macro to free access functions.
6515 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
6516 fields from stmt_vinfo.
6517 (struct base_object_info): New structure.
6518 (struct data_reference): Move fields to base_object_info. Add fields
6519 first_location and object_info for above structures. Move fields from
6520 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
6521 aligned_to. Add macros to access the new fields.
6522 Update functions declarations.
6523 * tree-flow.h (is_aliased_with): Declare.
6524 * tree-loop-linear.c (linear_transform_loops): Call
6525 compute_data_dependences_for_loop with correct parameters.
6526 * tree-ssa-alias.c (is_aliased_with): New function.
6527 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
6528 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
6529 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
6530 vect_base_addr_differ_p, compute_subscript_distance and
6531 build_classic_dist_vector. Add printings. Check absolute value of
6533 (vect_analyze_data_ref_dependences): Go through ddrs instead of
6535 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
6536 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
6537 to bytes. Add printing.
6538 (vect_compute_data_refs_alignment): Go through loads and stores in one
6540 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
6541 vect_analyze_data_ref_access): Likewise.
6542 (vect_analyze_pointer_ref_access): Remove.
6543 (vect_address_analysis, vect_object_analysis): Likewise.
6544 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
6545 and analyze data-refs in the loop.
6546 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
6547 fields of data-ref instead of stmt. Add init to the offset from the
6549 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
6550 (vect_update_init_of_dr): Likewise.
6551 (vect_update_inits_of_drs): Go through loads and stores in one loop.
6552 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
6554 (new_loop_vec_info): Initialize new fields.
6555 (destroy_loop_vec_info): Free new fields.
6556 (vect_strip_conversion): Remove.
6557 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
6558 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
6559 datarefs. Add new field ddrs.
6560 Add macros for the new fields access.
6561 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
6562 base_aligned_p, misalignment, memtag, ptr_info and subvars.
6563 Remove their macros.
6564 * tree.h (highest_pow2_factor): Declare.
6566 2005-07-25 Jakub Jelinek <jakub@redhat.com>
6568 * calls.c (store_one_arg): Check for sibling call MEM arguments
6569 from already clobbered incoming argument area.
6571 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6573 * c-common.c (check_missing_format_attribute): New.
6574 * c-common.h (check_missing_format_attribute): Likewise.
6575 * c-typeck.c (convert_for_assignment): Use it.
6577 2005-07-24 Andreas Schwab <schwab@suse.de>
6579 * config/m68k/m68k.md ("extendqidi2"): When source is an address
6580 register use a word move. Correct operand of ext.w in 68000 code.
6582 2005-07-23 Mark Mitchell <mark@codesourcery.com>
6584 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
6585 variables as declarations, rather than definitions.
6587 2005-07-24 Ira Rosen <irar@il.ibm.com>
6589 PR tree-optimization/22526
6590 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
6593 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6595 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
6596 that C99 reserve for future use. Use it to define clog10,
6597 clog10f and clog10l.
6599 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6601 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
6602 * configure.ac: Check for -Wmissing-format-attribute.
6604 * configure: Regenerate.
6606 2005-07-23 Richard Henderson <rth@redhat.com>
6608 PR tree-optimization/22623
6609 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
6611 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
6614 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
6616 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6618 * Makefile.in (C_TREE_H): Update dependencies.
6619 * c-tree.h: Include toplev.h.
6620 * diagnostic.h (diagnostic_set_info): Add format attribute.
6621 * rtl-error.c (diagnostic_for_asm): Likewise.
6623 2005-07-23 Chao-ying Fu <fu@mips.com>
6625 * config/mips/mips-dsp.md: New file.
6626 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
6627 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
6629 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
6630 MIPS_BUILTIN_BPOSGE32.
6631 (mips_expand_builtin_direct): Add one parameter to indicate that
6632 builtin functions need to return a value.
6633 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
6635 (mips_regno_to_class): Add classes for 12 new DSP registers.
6636 (mips_subword): Change to check four HI registers.
6637 (mips_output_move): Output move to and from 6 new DSP accumulators.
6638 (override_options): Make sure -mdsp and -mips16 are not used together.
6639 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
6641 (mips_conditional_register_usage): Disable 6 new DSP accumulators
6643 (print_operand): Add 'q' for printing DSP accumulators.
6644 (mips_cannot_change_mode_class): Check ACC_REGS.
6645 (mips_secondary_reload_class): Check ACC_REGS.
6646 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
6647 (mips_register_move_cost): Check ACC_REGS.
6648 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6649 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6650 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6651 (dsp_bdesc): New array.
6652 (bdesc_arrays): Add DSP builtin function table.
6653 (mips_prepare_builtin_arg): Check predicate again after
6655 (mips_expand_builtin): Add one more parameter to
6656 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6657 MIPS_BUILTIN_BPOSGE32.
6658 (mips_init_builtins): Initialize new function types.
6659 (mips_expand_builtin_direct): Check if builtin functions need to
6660 return a value and pass operands properly.
6661 (mips_expand_builtin_bposge): New function.
6662 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6663 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6664 (FIRST_PSEUDO_REGISTER): Increase to 188.
6665 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6666 Update for 12 new DSP registers.
6667 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6668 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6669 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6670 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6671 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6672 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6673 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6674 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6675 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6676 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6677 (REGISTER_NAMES): Add names for 12 new DSP registers.
6678 * config/mips/mips.md: Include mips-dsp.md.
6679 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6680 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6681 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6682 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6683 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6684 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6685 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6686 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6687 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6688 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6689 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6690 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6691 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6692 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6693 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6694 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6695 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6696 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6697 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6698 (UNSPEC_RDDSP): New constants.
6699 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6700 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6702 * config/mips/mips.opt (-mdsp): New option.
6703 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6704 (reg_imm10_operand): New predicates.
6705 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6706 * doc/invoke.texi (-mdsp): Document new option.
6708 2005-07-22 DJ Delorie <dj@redhat.com>
6710 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6712 * tree-inline.c (inlinable_function_p): Likewise.
6714 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6717 * toplev.c (check_global_declarations): Do not mark undefined
6718 variables as DECL_IGNORED_P.
6719 * varasm.c (first_global_object_name): GTY it.
6720 (weak_global_object_name): Likewise.
6721 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6722 a string to go into {weak,first}_global_object_name.
6724 2005-07-22 DJ Delorie <dj@redhat.com>
6726 * c-format.c (check_function_format): Change warning control
6727 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6729 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6731 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6732 &PTR->FLD a dereference of PTR.
6733 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6734 a potential dereference of PTR.
6736 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6738 PR rtl-optimization/20370
6739 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6740 call allocate_reg_info if necessary.
6742 PR rtl-optimization/21848
6743 * calls.c (emit_library_call_value_1): For const functions, add
6744 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6746 PR rtl-optimization/22445
6747 * cselib.c (target.h): Include.
6748 (rtx_equal_for_cselib_p): Allow commutative matches.
6749 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6750 Remove MODE parameter. Changed all callers.
6752 PR rtl-optimization/22258
6753 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6755 (try_combine): Use likely_spilled_retval_p.
6757 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6759 * config.gcc: Add crx-elf support.
6761 * doc/contrib.texi: Mention crx.
6762 * doc/extend.texi: Document crx extensions.
6763 * doc/install.texi: Document crx install.
6764 * doc/invoke.texi: Document crx options.
6765 * doc/md.texi: Document crx constraints.
6767 * config/crx/crx-protos.h: New file.
6768 * config/crx/crx.c: New file.
6769 * config/crx/crx.h: New file.
6770 * config/crx/crx.md: New file.
6771 * config/crx/crx.opt: New file.
6772 * config/crx/t-crx: New file.
6774 2005-07-22 Manfred Hollstein <mh@suse.com>
6776 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6778 (int_add_graph_edge): Likewise.
6779 (collapse_nodes): Likewise.
6780 (process_unification_queue): Likewise.
6782 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6783 Laurent GUERBY <laurent@guerby.net>
6785 PR tree-optimization/22336
6786 * function.c (record_block_change): Check for
6787 cfun->ib_boundaries_block.
6789 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6791 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6792 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6794 2005-07-21 DJ Delorie <dj@redhat.com>
6796 * toplev.c (warn_deprecated_use): Add warning control to warning
6798 * c-typeck.c (parser_build_binary_op): Likewise.
6799 (c_finish_if_stmt): Likewise.
6800 * c-common.c (check_function_sentinel): Likewise.
6801 (check_nonnull_arg): Likewise.
6803 2005-07-21 Richard Henderson <rth@redhat.com>
6806 * tree-complex.c (complex_ssa_name_components): New.
6807 (cvc_lookup): Allow entry not found.
6808 (create_components): Remove.
6809 (create_one_component_var, get_component_var): New.
6810 (get_component_ssa_name, set_component_ssa_name): New.
6811 (extract_component): Use get_component_ssa_name.
6812 (update_complex_components): Use set_component_ssa_name.
6813 (update_complex_components_on_edge): Likewise.
6814 (update_phi_components): Create new PHI nodes directly, instead
6815 of adding insns to edges.
6816 (tree_lower_complex): Allocate and free complex_variable_components
6817 and complex_ssa_name_components here.
6819 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6821 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6822 revert to returning false.
6824 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6827 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6829 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6832 * config/i386/i386.md (cmpxf): Change operand constraints
6833 to "nonmemory_operand".
6835 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6837 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6839 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6842 * fold-const.c (fold_build1): Add checksum for the operands.
6843 (fold_build2): Likewise.
6844 (fold_build3): Likewise.
6846 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6849 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6851 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6853 * common.opt (-fforward-propagate): Committed by mistake,
6856 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6858 * reg-stack.c: Fix comment typo(s).
6859 * tree-ssa-operands.c: Likewise.
6860 * tree-vectorizer: Likewise.
6862 2005-07-21 Nick Clifton <nickc@redhat.com>
6864 * config/sh/symbian.c: Replace C++ style line comments with C
6865 style line comments.
6866 (symbian_add_attribute): Do not use a ? operator on the LHS of
6868 (sh_symbian_handle_dll_attribute): Change the type of the
6869 method vector to "VEC(tree,gc)*" and use vector accessor
6870 macros to walk over the elements.
6871 (symbian_export_vtable_and_rtti_p): Likewise.
6872 (symbian_class_needs_attribute_p): Likewise.
6874 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6877 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6878 initialize targetm.resolve_overloaded_builtin here.
6879 (altivec_expand_overloaded_builtin): Make it non-static.
6880 * config/rs6000/rs6000-protos.h
6881 (altivec_expand_overloaded_builtin): New prototype.
6882 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6883 targetm.resolve_overloaded_builtin here.
6884 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6886 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6887 Zdenek Dvorak <dvorakz@suse.cz>
6889 PR tree-optimization/19210
6890 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6892 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6893 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6894 rely on unproven assumptions.
6895 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6896 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6897 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6898 to number_of_iterations_exit.
6899 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6900 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6901 * tree-ssa-loop-niter.c (find_loop_niter,
6902 estimate_numbers_of_iterations_loop): Likewise.
6903 (number_of_iterations_exit): Honor the new options.
6904 * doc/invoke.texi (Wunsafe-loop-optimizations,
6905 funsafe-loop-optimizations): Document them.
6907 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6909 PR rtl-optimization/22167
6910 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6912 2005-07-20 Adam Nemet <anemet@lnxw.com>
6914 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6915 __do_global_dtors_aux longcall.
6917 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6919 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6920 (old_special_pred_table): Don't reference
6921 SPECIAL_MODE_PREDICATES.
6922 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6923 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6924 * config/sh/predicates.h: Don't mention
6925 SPECIAL_MODE_PREDICATES.
6926 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6929 2005-07-20 DJ Delorie <dj@redhat.com>
6931 * config.gcc: Add m32c-elf support.
6933 * doc/contrib.texi: Mention m32c.
6934 * doc/extend.texi: Document m32c extensions.
6935 * doc/install.texi: Mention m32c.
6936 * doc/invoke.texi: Document m32c options.
6937 * doc/md.texi: Document m32c constraints.
6939 * config/m32c/addsub.md: New file.
6940 * config/m32c/bitops.md: New file.
6941 * config/m32c/cond.md: New file.
6942 * config/m32c/jump.md: New file.
6943 * config/m32c/m32c-lib1.S: New file.
6944 * config/m32c/m32c-lib2.c: New file.
6945 * config/m32c/m32c-modes.def: New file.
6946 * config/m32c/m32c-pragma.c: New file.
6947 * config/m32c/m32c-protos.h: New file.
6948 * config/m32c/m32c.abi: New file.
6949 * config/m32c/m32c.c: New file.
6950 * config/m32c/m32c.h: New file.
6951 * config/m32c/m32c.md: New file.
6952 * config/m32c/m32c.opt: New file.
6953 * config/m32c/minmax.md: New file.
6954 * config/m32c/mov.md: New file.
6955 * config/m32c/muldiv.md: New file.
6956 * config/m32c/predicates.md: New file.
6957 * config/m32c/prologue.md: New file.
6958 * config/m32c/shift.md: New file.
6959 * config/m32c/t-m32c: New file.
6961 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6963 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6964 (stack_protect_set, stack_protect_test): New expanders.
6965 (stack_protect_set_si, stack_protect_set_si_media,
6966 stack_protect_set_di_media, stack_protect_test_si,
6967 stack_protect_test_si_media, stack_protect_test_di_media):
6970 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6972 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6974 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6976 * tree.h (tree_expr_nonzero_p): Export.
6977 * fold-const.c (tree_expr_nonzero_p): Likewise.
6978 Return true for CALL_EXPRs that are alloca calls.
6979 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6981 * tree-flow.h (expr_computes_nonzero): Remove.
6982 * tree-vrp.c (expr_computes_nonzero): Remove.
6983 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6984 (extract_range_from_unary_expr): Likewise.
6985 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6986 tree_expr_nonzero_p.
6988 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6990 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6991 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6992 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6993 All callers changed.
6994 (frame_related_constant_load): New arg "related" which controls
6995 setting of RTX_FRAME_RELATED_P. All callers changed.
6996 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6997 (bfin_expand_prologue): Add stack limit checking.
6998 * config/bfin/bfin.md (trapifcc): New pattern.
7000 * config/bfin/bfin.c: Include "langhooks.h".
7001 (def_builtin): Go through lang_hooks to call builtin_function.
7003 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
7004 * config/bfin/predicates.md (symbol_ref_operand): New.
7005 (call_insn_operand): Delete. All callers changed to use
7006 register_no_elim_operand.
7007 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
7009 (function_arg): Use it to generate the call's operand 2.
7010 (bfin_longcall_p): New function.
7011 (bfin_expand_call): Extra arg "cookie". All callers and declaration
7012 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
7013 determine if the address needs to be in a REG.
7014 (bfin_handle_longcall_attribute): New function.
7015 (bfin_attribute_table): Add "longcall" and "shortcall".
7016 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
7017 (CUMULATIVE_ARGS): New member call_cookie.
7018 (PREDICATE_CODES): Add symbol_ref_operand.
7019 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
7020 extra USE to the pattern.
7021 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
7022 New patterns, split off call_insn, sibcall_insn, call_value_insn and
7023 sibcall_value_insn; now the new patterns handle direct calls and the
7024 old ones indirect calls.
7025 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
7027 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7029 * doc/trouble.texi: Update section on handling of empty loops.
7031 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
7033 * config.gcc: Remove support for sparc-*-openbsd*,
7034 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
7036 * config.host: Remove support for i860-*-sysv4* as a host.
7037 * config/i860/*, config/ip2k/*, config/ns32k/*,
7038 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
7039 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
7040 mention obsolete ports.
7042 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7044 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
7046 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
7047 of frame_pointer_rtx.
7048 (sh_expand_epilogue): Likewise.
7049 (sh_set_return_address): Likewise.
7050 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
7051 instead of FRAME_POINTER_REGNUM if needed. Add elimination
7052 offsets from FRAME_POINTER_REGNUM.
7053 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
7054 (sh_register_names): Add initializer for sfp.
7055 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
7056 (VALID_REGISTER_P): Likewise.
7057 (FIRST_PSEUDO_REGISTER): Update.
7058 (DWARF_FRAME_REGISTERS): Define.
7059 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
7060 (HARD_FRAME_POINTER_REGNUM): Define.
7061 (FRAME_POINTER_REGNUM): Redefine.
7062 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
7063 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
7064 from FRAME_POINTER_REGNUM.
7065 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
7066 FRAME_POINTER_REGNUM.
7067 (REG_CLASS_CONTENTS): Add sfp.
7068 (REG_ALLOC_ORDER): Likewise.
7069 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
7070 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
7071 of frame_pointer_rtx.
7072 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7074 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
7076 * fold-const.c (tree_expr_nonnegative_p): Only return true for
7077 ABS_EXPR when flag_wrapv is false because of INT_MIN.
7078 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
7080 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
7083 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
7085 Make CONSTRUCTOR use VEC to store initializers.
7086 * c-common.c (complete_array_type): Update to cope with VEC in
7088 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
7089 (pp_c_constructor_elts): New function.
7090 * c-pretty-print.h (pp_c_constructor_elts): Declare.
7091 * c-typeck.c (build_function_call, build_c_cast, digest_init,
7092 struct constructor_stack, struct initializer_stack,
7093 constructor_elements, push_init_level, pop_init_level,
7094 add_pending_init, find_init_member, output_init_element): Update to
7095 cope with VEC in CONSTRUCTOR_ELTS.
7096 * coverage.c (build_fn_info_value, build_ctr_info_value,
7097 build_gcov_info): Likewise.
7098 * expr.c (categorize_ctor_elements_1, store_constructor,
7099 expand_expr_real_1): Likewise.
7100 * fold-const.c (fold_ternary): Likewise.
7101 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
7102 gimplify_init_constructor, gimplify_expr): Likewise.
7103 * tree-dump.c (dequeue_and_dump): Likewise.
7104 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
7106 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
7108 * tree-sra.c (generate_element_init_1): Likewise.
7109 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7110 * tree-ssa-operands.c (get_expr_operands): Likewise.
7111 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
7112 * tree-vect-transform.c (vect_get_vec_def_for_operand):
7113 (get_initial_def_for_reduction): Likewise.
7114 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
7115 value handle in annotations.
7116 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
7117 tree_node_structure): Add support for constr_kind.
7118 (build_vector_from_ctor, build_constructor_single,
7119 build_constructor_from_list): New functions.
7120 (build_constructor): Update to take a VEC instead of a TREE_LIST.
7121 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
7122 Update to cope with VEC in CONSTRUCTOR_ELTS.
7123 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
7124 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
7125 CONSTRUCTOR_APPEND_ELT): New macros.
7126 (struct constructor_elt, struct tree_constructor): New data types.
7127 (union tree_node): Add tree_constructor field.
7128 * treestruct.def: Define TS_CONSTRUCTOR.
7129 * varasm.c (const_hash_1, compare_constant, copy_constant,
7130 compute_reloc_for_constant, output_addressed_constants,
7131 initializer_constant_valid_p, output_constant,
7132 array_size_for_constructor, output_constructor): Update to cope with
7133 VEC in CONSTRUCTOR_ELTS.
7134 * vec.h (VEC_empty, VEC_copy): New macros.
7136 2005-07-19 Devang Patel <dpatel@apple.com>
7138 * dbxout.c (dbxout_type): Check Objective-C++ lang.
7140 2005-07-19 Richard Henderson <rth@redhat.com>
7143 * gimplify.c (gimplify_expr): Use main variant type for the temp
7144 destination for a discarded volatile read.
7145 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
7146 casts between non-void types that change volatility.
7148 2005-07-15 DJ Delorie <dj@redhat.com>
7150 * toplev.h: Add comment about the first parameter for warning().
7151 * errors.h: Likewise.
7153 * c.opt (Wpragmas): New.
7154 * doc/invoke.texi: Document it.
7156 * function.c (do_warn_unused_parameter): Add warning control to
7158 * c-decl.c (warn_if_shadowing): Likewise.
7159 * c-lex.c (cb_def_pragma): Likewise.
7160 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
7161 (pop_alignment): Likewise.
7162 (handle_pragma_pack): Likewise.
7163 (apply_pragma_weak): Likewise.
7164 (handle_pragma_weak): Likewise.
7165 (handle_pragma_redefine_extname): Likewise.
7166 (add_to_renaming_pragma_list): Likewise.
7167 (handle_pragma_extern_prefix): Likewise.
7168 (maybe_apply_renaming_pragma): Likewise.
7169 (handle_pragma_visibility): Likewise.
7171 * config/c4x/c4x-c.c (BAD): Likewise.
7172 (c4x_parse_pragma): Likewise.
7173 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
7174 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
7175 (rs6000_pragma_longcall): Likewise.
7176 * config/v850/v850-c.c (pop_data_area): Likewise.
7177 (ghs_pragma_section): Likewise.
7178 (ghs_pragma_section): Likewise.
7179 (ghs_pragma_interrupt): Likewise.
7180 (ghs_pragma_starttda): Likewise.
7181 (ghs_pragma_startsda): Likewise.
7182 (ghs_pragma_startzda): Likewise.
7183 (ghs_pragma_endtda): Likewise.
7184 (ghs_pragma_endsda): Likewise.
7185 (ghs_pragma_endzda): Likewise.
7187 2005-07-19 Danny Berlin <dberlin@dberlin.org>
7188 Kenneth Zadeck <zadeck@naturalbridge.com>
7190 * Makefile.in: Removed tree-promote-statics.c
7191 * tree-promote-statics.c: Removed.
7192 * common.opt: Removed flag-promote-statics.
7194 * passes.c: Removed tree-promote-statics pass.
7195 * tree-pass.h: Ditto.
7196 * timevar.def: Removed TV_PROMOTE_STATICS.
7199 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
7201 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
7203 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
7205 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7208 * c-common.c (check_function_arguments): Call
7209 'check_function_format' if either -Wformat or
7210 -Wmissing-format-attribute are specified.
7211 * c-format.c (check_function_format): Check -Wformat before
7212 calling 'check_format_info'.
7213 * c-opts.c (c_common_post_options): Don't warn for
7214 -Wmissing-format-attribute without -Wformat.
7215 * c-typeck.c (convert_for_assignment): Detect additional cases for
7216 -Wmissing-format-attribute.
7217 * doc/invoke.texi (-Wmissing-format-attribute): Document new
7220 2005-07-19 Richard Guenther <rguenther@suse.de>
7222 * config/i386/i386.md (lrint<mode>2): Use temporary
7223 instead of clobbering non-existent memory.
7225 2005-07-19 Nick Clifton <nickc@redhat.com>
7227 * config/avr/avr.c (legitimate_address_p): Fix debugging print
7228 statement to avoid displaying ASCII control characters.
7230 2005-07-19 Ben Elliston <bje@au.ibm.com>
7232 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
7233 * cfganal.c (find_edge_index): Ditto.
7234 * combine.c (combine_instructions): Ditto.
7235 * ddg.c (create_scc): Ditto.
7236 (find_successors): Ditto.
7237 (find_predecessors): Ditto.
7238 (find_nodes_on_paths): Ditto.
7239 (longest_simple_path): Ditto.
7240 * flow.c (update_life_info): Ditto.
7241 (count_or_remove_death_notes): Ditto.
7242 (clear_log_links): Ditto.
7243 * modulo-sched.c (generate_reg_moves): Ditto.
7244 (find_max_asap): Ditto.
7245 (find_max_hv_min_mob): Ditto.
7246 (find_max_dv_min_mob): Ditto.
7247 * sbitmap.c (sbitmap_first_set_bit): Ditto.
7248 * sched-rgn.c (extract_edgelst): Ditto.
7249 * tree-into-ssa.c (prepare_names_to_update): Ditto.
7250 (dump_update_ssa): Ditto.
7251 (ssa_names_to_replace) Ditto.
7252 (switch_virtuals_to_full_rewrite): Ditto.
7253 (update_ssa): Ditto.
7254 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7256 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
7258 Fix PR tree-optimization/22483
7260 * tree-complex.c (create_components): Use
7261 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
7262 * tree-flow-inline.h (fill_referenced_var_vec): New function.
7263 * tree-flow.h (safe_referenced_var_iterator): New structure.
7264 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
7265 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
7266 safe_referenced_var iterator.
7267 (add_type_alias): Ditto.
7269 2005-07-19 Steven Bosscher <stevenb@suse.de>
7271 * loop-init.c (rest_of_handle_loop2): Remove.
7272 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
7273 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
7274 (pass_rtl_loop_init, pass_rtl_loop_done,
7275 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
7276 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
7277 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
7278 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
7279 pass_tree_loop_done, and pass_tree_unswitch.
7280 (gate_loop): Rename to gate_tree_loop.
7281 * passes.c (init_optimization_passes): Update for renamed tree
7282 loop passes. Add the new loop2 passes as subpasses of loop2.
7283 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
7284 Update for the renamed tree loop passes.
7286 2005-07-18 Ian Lance Taylor <ian@airs.com>
7289 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
7290 blocks when optimizing.
7292 2005-07-18 Steve Ellcey <sje@cup.hp.com>
7294 * common.opt (frename-registers): Initialize to 2.
7296 (fgcse-after-reload): Ditto.
7297 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
7298 (process_options): Only change flag_web, flag_rename_registers,
7299 and flag_rerun_cse_after_loop if not explicitly set by user.
7301 2005-07-18 Jan Beulich <jbeulich@novell.com>
7303 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
7304 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
7305 in 64-bit mode the same as DImode in 32-bit mode.
7306 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
7307 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
7308 mode. Add new mode parameter.
7309 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
7310 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
7311 x86_64_shift_adj): New expanders.
7312 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
7313 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
7315 Respective new splitters. Use renamed shift splitter helpers in 32-bit
7316 DImode shift splitters.
7317 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
7318 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
7321 2005-07-18 Jan Beulich <jbeulich@novell.com>
7323 * i386.md (movdi_extzv_1): New.
7324 (zero_extendhidi2): Combine alternatives and never force use of
7326 (zero_extendqidi2): Likewise. Don't restrict input selection.
7328 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7330 Fix PR tree-optimization/22531
7331 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
7334 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7336 * tree-promote-statics.c (pass_promote_statics): Change dump file
7339 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7341 * tree-optimize.c (init_tree_optimization_passes): Add
7342 pass_eliminate_useless_stores pass.
7343 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
7344 * tree-ssa-pre.c (is_copy_stmt): New function.
7345 (follow_copies_till_vuse): Ditto.
7346 (do_eustores): Ditto.
7347 (gate_eustores): Ditto.
7349 2005-07-16 Richard Henderson <rth@redhat.com>
7351 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
7353 2005-07-16 Danny Berlin <dberlin@dberlin.org>
7354 Kenneth Zadeck <zadeck@naturalbridge.com>
7356 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
7357 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
7358 ipa-type-escape.h, tree-promote-statics.c
7359 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
7360 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
7361 tree-promote-statics.c: new files.
7362 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
7363 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
7364 int nonlocal_set_p, mark_constant_function): Deleted.
7365 (rest_of_handle_cfg): Removed call to mark_constant_function.
7366 (nonoverlapping_component_refs_p): Added calls to support
7367 type based aliasing.
7368 * tree-ssa-alias.c (may_alias_p,
7369 compute_flow_insensitive_aliasing): Ditto.
7370 * calls.c (flags_from_decl_or_type): Removed reference to
7372 * c-typeck.c (convert_arguments): Make builtins tolerant of having
7373 too many arguments. This is necessary for Spec 2000.
7374 * cgraph.h (const_function, pure_function): Removed.
7375 * common.opt: Added "fipa-pure-const", "fipa-reference",
7376 "fipa-type-escape", and "ftree-promote-static".
7378 * passes.c: Added ipa and tree-promote-statics passes.
7379 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
7380 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
7381 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
7382 * tree-flow.h: Added exposed sra calls and addition of
7383 reference_vars_info field for FUNCTION_DECLS.
7384 * tree-pass.h: Added passes.
7385 * tree-sra.c: (sra_init_cache): New function.
7386 (sra_insert_before, sra_insert_after) Made public.
7387 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
7389 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
7390 aliasing. (may_alias_p): Added code to use type escape analysis to
7392 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
7393 code to prune clobbers of static variables based on information
7394 produced in ipa-reference pass. Changed call clobbering so that
7395 statics are not marked as clobbered if the call does not clobber
7398 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
7400 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
7403 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7405 * doc/install.texi (*-*-solaris2*): Document recommended version
7406 of GNU binutils and mention GNU linker problem on Solaris 10.
7408 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
7411 * c-decl.c (c_build_bitfield_integer_type): New function.
7412 (finish_struct): Call it.
7413 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
7415 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7417 * c-typeck.c (digest_init): Call 'convert_for_assignment'
7420 2005-07-16 Jan Hubicka <jh@suse.cz>
7422 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
7423 (scale_bbs_frequencies_int): Watch roundoff errors.
7424 * predict.c (return_prediction): Initialize return_stmt.
7426 2005-07-16 Jan Hubicka <jh@suse.cz>
7428 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
7429 after RTL profiling.
7431 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
7434 * fold-const.c (build_range_check): Convert high/low to etype
7435 if we are only comparing against exp.
7437 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
7439 Fix PR tree-optimization/22376
7440 * tree-ssa-structalias.c (build_constraint_graph): We really meant
7442 (need_to_solve): New function.
7443 (compute_points_to_sets): Use it.
7445 2005-07-15 Jan Hubicka <jh@suse.cz>
7447 * cfg.c (update_bb_profile_for_threading): More diagnostic.
7448 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
7450 2005-07-15 Richard Guenther <rguenther@suse.de>
7452 * c-common.c (handle_flatten_attribute): New function.
7453 Add flatten function attribute.
7454 * doc/extend.texi: Document flatten function attribute.
7455 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
7456 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
7458 (cgraph_decide_inlining): Handle functions with flatten
7461 2005-07-14 David Edelsohn <edelsohn@gnu.org>
7463 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
7464 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
7465 UNSPEC_XCHG, UNSPEC_AND): New.
7466 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
7467 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
7468 * config/rs6000/sync.md (FETCHOP): New code macro.
7469 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
7471 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
7472 (sync_compare_and_swap<mode>): Same.
7473 (sync_lock_test_and_set<mode>): Same.
7474 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
7475 for QImode and HImode, and not PPC405.
7476 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
7477 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
7478 (sync_<fetchop>{si,di}_internal): New.
7479 (sync_nand{si,di}_internal): New.
7480 (sync_old_<fetchop>{si,di}_internal): New.
7481 (sync_old_nand{si,di}_internal): New
7482 (sync_new_<fetchop>{si,di}_internal): New.
7483 (sync_new_nand{si,di}_internal): New.
7484 (atomic_and{si,di}): New.
7485 (sync_new_nand{si,di}_internal): New.
7486 (atomic_and{si,di}): New.
7487 (sync_add<mode>_internal): Delete.
7488 (sync_addshort_internal): Use unspec instead of unspec_volatile.
7489 (sync_sub<mode>_internal): Delte.
7490 (sync_subshort_internal): New.
7491 (sync_andsi_internal): Use unspec instead of unspec_volatile.
7492 (sync_anddi_internal): Delete.
7493 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
7494 (sync_booldi_internal): Delete.
7495 (sync_boolc<mode>_internal): Delete.
7496 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
7497 (sync_boolc<mode>_internal2): Delete.
7498 (sync_boolcc<mode>_internal): Delete.
7499 (isync, lwsync): Use unspec instead of unspec_volatile.
7500 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
7501 Revert UNSPEC_VOLATILE.
7502 (rs6000_split_atomic_op): New.
7503 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
7505 2005-07-14 Eric Christopher <echristo@redhat.com>
7507 * config/mips/mips.c (mips_canonicalize_comparison): Cast
7508 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
7510 2005-07-14 Eric Christopher <echristo@redhat.com>
7512 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
7514 2005-07-14 Steven Bosscher <stevenb@suse.de>
7516 PR tree-optimization/22230
7517 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
7518 the computation of the four cross productions for "range op range".
7520 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
7521 Ulrich Weigand <uweigand@de.ibm.com>
7524 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
7527 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
7529 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
7531 2005-07-14 Steve Ellcey <sje@cup.hp.com>
7533 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
7535 2005-07-14 Richard Guenther <rguenther@suse.de>
7538 * config/i386/i386-protos.h (ix86_function_value): Change
7539 prototype to match new target hook.
7540 * config/i386/i386.c (ix86_value_regno): Change prototype
7541 to take extra type argument.
7542 (TARGET_FUNCTION_VALUE): Define.
7543 (ix86_function_ok_for_sibcall): Pass extra argument to
7544 ix86_value_regno, check return slot rtx for exact match.
7545 (ix86_function_value): Take extra parameter. Dispatch to
7546 ix86_value_regno with fndecl/fntype as provided.
7547 (ix86_value_regno): Handle extra type argument.
7548 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
7550 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
7551 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
7552 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
7553 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
7554 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
7556 2005-07-14 Richard Guenther <rguenther@suse.de>
7558 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
7559 * calls.c (expand_call): Pass fntype to hard_function_value.
7560 (emit_library_call_value_1): Likewise.
7561 * explow.c: Include target.h.
7562 (hard_function_value): Take extra argument, the fntype.
7563 Use new target hook for function_value.
7564 * expr.h (hard_function_value): Change prototype.
7565 * function.c (aggregate_value_p): Pass 0 as fntype to
7566 hard_function_value.
7567 (assign_parms): Use new target hook for function_value.
7568 Pass 0 as fntype to hard_function_value.
7569 (expand_function_end): Likewise.
7570 * reg-stack.c: Include target.h.
7571 (stack_result): Use new target hook for function_value.
7572 * target-def.h: New target hook function_value.
7573 * target.h: Likewise.
7574 * targhooks.c (default_function_value): New function.
7575 * targhooks.h (default_function_value): Declare.
7577 2005-07-13 Ian Lance Taylor <ian@airs.com>
7579 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
7581 2005-07-14 Jan Hubicka <jh@suse.cz>
7583 * tree-dfa.c (dump_variable): Use default_def function.
7584 * tree-ssa-alias.c (dump_points_to_info): Likewise.
7585 * tree-ssa.c (verify_use): Likewise.
7586 * tree-ssanames.c (release_ssa_name): Likewise.
7587 * tree-tailcall.c (eliminate_tail_call): Likewise.
7588 (tree_optimize_tail_calls_1): Likewise.
7589 * tree-vrp.c (get_value_range): Likewise.
7591 2005-07-14 Ben Elliston <bje@au.ibm.com>
7593 * gcc.c (main): Compare language[0] with '*' when iterating over
7596 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7598 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
7599 "s390_emit_compare". Add handling of CCZ1mode.
7600 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
7601 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
7603 (s390_branch_condition_mask): Add CCZ1mode handling.
7604 * config/s390/s390.md: ("seq", "*seq"): New pattern.
7605 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
7606 Use CCZ1mode instead of CCZmode.
7607 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
7609 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7611 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
7613 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
7615 2005-07-13 Eric Christopher <echristo@redhat.com>
7617 * config/mips/mips.c (mips_canonicalize_comparison): New.
7618 (mips_emit_int_relational): Use.
7620 2005-07-13 Eric Christopher <echristo@redhat.com>
7622 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7624 * config/s390/s390.md: Include tpf.md. Move tpf specific
7626 * config/s390/tpf.md: To here.
7627 * config/s390/s390.opt: Move tpf specific options...
7628 * config/s390/tpf.opt: to here. Add mmain option.
7629 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7630 * config/s390/tpf.h: Rewrite.
7632 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7634 * doc/tm.texi: Remove @xref{Cross-profiling}.
7636 2005-07-13 Jeff Law <law@redhat.com>
7638 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
7639 expressions, test their _DECL operands for pointer equality rather
7640 than using operand_equal_p.
7642 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7644 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
7645 (TARGET_POSIX_IO): This.
7646 * config/darwin.h: Likewise.
7647 * config/freebsd.h: Likewise.
7648 * config/linux.h: Likewise.
7649 * config/lynx.h: Likewise.
7650 * config/netbsd.h: Likewise.
7651 * config/rs6000/linux64.h: Likewise.
7652 * config/rs6000/linux.h: Likewise.
7653 * config/s390/tpf.h: Likewise.
7654 * config/sh/embed-elf.h: Likewise.
7655 * config/sparc/linux64.h: Likewise.
7656 * config/sparc/linux.h: Likewise.
7657 * config/svr4.h: Likewise.
7658 * gcov-io.h: Likewise.
7660 * doc/tm.texi: Updated.
7662 * libgcov.c (create_file_directory): Defined only if
7663 TARGET_POSIX_IO is defined.
7664 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7667 2005-07-13 Jan Hubicka <jh@suse.cz>
7669 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7671 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7673 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7674 structure as argument.
7676 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7678 PR tree-optimization/21921
7679 * tree-iterator.c (tsi_link_before): Support the case when
7680 tsi_end_p (tsi) == true.
7682 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7684 PR tree-optimization/22442
7685 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7688 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7690 PR rtl-optimization/20376
7691 * toplev.c (process_options): Enable -fweb and -frename-registers when
7693 * doc/invoke.texi: Update the information about when -fweb and
7694 -frename-registers are enabled.
7696 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7699 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7700 if *rhs_p is not a SSA_NAME.
7702 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7704 Fix PR tree-optimization/22422
7705 * tree-ssa-structalias.c (struct variable_info): Add flag for
7707 (get_varinfo): Now a static function.
7708 (new_varinfo): init has_union and is_special_var to false.
7709 (solution_set_add): Check has_union.
7710 (do_da_constraint): Move temporary variable so it gets reset
7712 Also check for special variable.
7713 (do_ds_constraint): Ditto.
7714 (do_sd_constraint): Ditto.
7715 (do_structure_copy): Check for special variable.
7716 (find_func_aliases): Ditto.
7717 (init_base_vars): Set special vars properly.
7719 2005-07-13 Jan Hubicka <jh@suse.cz>
7721 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7724 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7725 (get_expr_operands): Fix thinko wrt flags and subvars.
7727 PR tree-optimize/22379
7728 * tree-inline.c (expand_call_inline): Do not output sorry in early
7731 2005-07-12 Dale Johannesen <dalej@apple.com>
7733 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7735 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7738 * host-linux.h: Include limits.h.
7740 2005-07-12 Dale Johannesen <dalej@apple.com>
7742 * expr.c (compress_float_constant): Add cost check.
7743 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7745 2005-07-12 Dale Johannesen <dalej@apple.com>
7747 * gcc.target/i386/compress-float-sse.c: New.
7748 * gcc.target/i386/compress-float-sse-pic.c: New.
7749 * gcc.target/i386/compress-float-387.c: New.
7750 * gcc.target/i386/compress-float-387-pic.c: New.
7751 * gcc.dg/compress-float-ppc.c: New.
7752 * gcc.dg/compress-float-ppc-pic.c: New.
7754 2005-07-12 Eric Christopher <echristo@redhat.com>
7756 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7758 * config/s390/s390.md: Include tpf.md. Move tpf specific
7760 * config/s390/tpf.md: To here.
7761 * config/s390/s390.opt: Move tpf specific options...
7762 * config/s390/tpf.opt: to here. Add mmain option.
7763 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7764 * config/s390/tpf.h: Rewrite.
7766 2005-07-12 Eric Christopher <echristo@redhat.com>
7768 * gcc.c (struct infile): Update comment for language.
7769 (main): Rewrite input file resetting code.
7771 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7774 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7775 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7776 (lookup_avail_expr): Use constant_boolean_node instead
7777 of boolean_false_node/boolean_true_node.
7779 2005-07-12 Ben Elliston <bje@au.ibm.com>
7781 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7782 and use it when printing num_edges.
7784 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7786 * doc/extend.texi (Blackfin Built-in Functions): New section.
7787 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7790 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7792 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7793 s/cmpstrsi/cmpstrnsi
7794 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7796 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7797 (init_optabs): Initialize cmpstrn_optab.
7798 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7799 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7800 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7801 * config/i386/i386.md: s/cmpstr/cmpstrn
7802 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7803 * doc/md.texi: Update documentation.
7805 2005-07-11 Richard Henderson <rth@redhat.com>
7807 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7808 build_va_arg_indirect_ref.
7809 (alpha_gimplify_va_arg): Likewise.
7810 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7811 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7812 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7813 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7814 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7815 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7817 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7819 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7821 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7822 * passes.c (init_optimization_passes): Add pass_empty_loop.
7823 * tree-pass.h (pass_empty_loop): Declare.
7824 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7825 try_remove_empty_loop, remove_empty_loops): New functions.
7826 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7827 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7829 2005-07-12 Peter Barada <peter@the-baradas.com>
7833 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7834 in address registers.
7835 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7836 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7837 alternative of addsi3_5200.
7839 2005-07-11 Ian Lance Taylor <ian@airs.com>
7841 * config/mips/mips.md (ffs<mode>2): Remove.
7843 2005-07-11 Ian Lance Taylor <ian@airs.com>
7845 * doc/tree-ssa.texi (Cleanups): Improve description of
7847 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7849 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7851 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7852 * tree.h (DECL_ARGUMENT_FLD): New macro.
7854 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7856 Fix PR tree-optimization/22404
7858 * tree-ssa-structalias.c (create_variable_info_for): Use
7861 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7863 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7864 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7865 for second comparison operand.
7866 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7868 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7869 (define_insn_reservation "alu"): Likewise.
7870 (csync, ssync): Now of type sync.
7871 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7872 -mcsync-anomaly -mspecld-anomaly.
7873 * config/bfin/bfin.opt (mcsync): Remove.
7874 (mcsync-anomaly, mspecld-anomaly): Add.
7875 * config/bfin/bfin.c: Include "insn-codes.h".
7876 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7877 (TARGET_DEFAULT_TARGET_FLAGS): New.
7878 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7880 2005-07-11 Steven Bosscher <stevenb@suse.de>
7882 * basic-block.h: Give the BB flags enum a name, bb_flags.
7883 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7884 * cfgcleanup.c (enum bb_flags): Remove here.
7885 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7886 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7887 (update_forwarder_flag): Likewise.
7888 (thread_jump): Likewise.
7889 (try_forward_edges): Likewise.
7890 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7891 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7892 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7894 2005-07-11 Richard Guenther <rguenther@suse.de>
7896 * config/i386/i386.opt: New target option -msseregparm.
7897 * config/i386/i386.c (override_options): Error out for
7898 -msseregparm but no SSE support.
7899 (ix86_function_sseregparm): Check for global sseregparm.
7900 * doc/invoke.texi: Document -msseregparm.
7902 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7904 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7905 (m32rle-*-linux*): Ditto.
7907 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7909 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7910 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7913 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7917 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7918 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7920 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7922 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7923 (varmap): Heapify varmap.
7924 (constraints): Heapify constraints.
7925 (struct constraint_graph): Heapify succs and preds.
7926 (constraint_vec_find): Update for heapification.
7927 (constraint_set_union): Ditto.
7928 (insert_into_complex): Ditto.
7929 (constraint_edge_vec_find): Ditto.
7930 (erase_graph_self_edge): Ditto.
7931 (add_graph_edge): Ditto.
7932 (get_graph_weights): Ditto.
7933 (merge_graph_nodes): Ditto.
7934 (build_constraint_graph): Ditto.
7935 (topo_visit): Ditto.
7936 (solve_graph): Ditto.
7937 (create_variable_info_for): Ditto.
7938 (init_base_vars): Ditto.
7939 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7940 (condese_varmap_nodes): Free complex vector.
7941 (clear_edges_for_node): Clear succs and preds vector.
7943 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7945 * tree-ssa-structalias.c (update_alias_info): Change counting of
7946 references to not include vdefs.
7948 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7950 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7953 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7955 * pa.c (pa_commutative_p): Make PLUS commutative when
7956 TARGET_NO_SPACE_REGS is true.
7958 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7960 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7961 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7962 * tree-dfa.c (dump_subvars_for): New.
7963 (debug_subvars_for): New.
7964 (dump_variable): Show subvariables if VAR has them.
7965 * tree-flow-inline.h (get_subvar_at): New.
7966 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7967 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7969 (struct subvar): Change fields offset and size to unsigned
7971 (dump_subvars_for): Declare.
7972 (debug_subvars_for): Declare.
7973 (get_subvar_at): Declare.
7974 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7975 to unsigned HOST_WIDE_INT *.
7976 (overlap_subvar): Likewise.
7977 * tree-gimple.c (is_gimple_reg): Always return false for
7978 SFTs and memory tags.
7979 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7981 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7982 (compute_may_aliases): Call compute_points_to_sets.
7983 (collect_points_to_info_for): Remove.
7984 (compute_points_to_and_addr_escape): Remove.
7985 (delete_alias_info): Call delete_points_to_sets.
7986 (compute_flow_sensitive_aliasing): If the call to
7987 find_what_p_points_to returns false, call set_pt_anything.
7988 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7989 (set_pt_anything): Clear pi->pt_vars.
7990 (set_pt_malloc): Remove.
7991 (merge_pointed_to_info): Remove.
7992 (add_pointed_to_expr): Remove.
7993 (add_pointed_to_var): Remove.
7994 (collect_points_to_info_r): Remove.
7995 (is_escape_site): Make extern.
7997 (create_overlap_variables_for): Call it.
7998 * tree-ssa-copy.c (merge_alias_info): Never merge
7999 flow-sensitive alias information.
8000 * tree-ssa-operands.c (get_expr_operands): Adjust variables
8001 offset and size to be unsigned HOST_WIDE_INT.
8002 (add_to_addressable_set): Rename from note_addressable.
8003 Set TREE_ADDRESSABLE as the variables are added to the set.
8005 (add_stmt_operand): Do not try to micro-optimize unmodifiable
8006 operands into VUSEs when adding V_MAY_DEFs for members in an
8008 * tree-ssa-operands.h (add_to_addressable_set): Declare.
8009 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
8010 (struct variable_info): Add bitfield is_heap_var.
8011 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
8012 (new_var_info): Initialize is_heap_var.
8013 (get_constraint_for): Add HEAP variables to the symbol table.
8014 Mark them with is_heap_var.
8015 (update_alias_info): New. Taken mostly from the old
8016 compute_points_to_and_addr_escape.
8017 (handle_ptr_arith): New.
8018 (find_func_aliases): Call update_alias_info.
8019 Call handle_ptr_info for tcc_binary expressions.
8020 Call mark_stmt_modified.
8021 (create_variable_info_for): If DECL has subvars, do not create
8022 variables for its subvars. Always add all the fields.
8023 (set_uids_in_ptset): If the solution includes ANYOFFSET and
8024 SFTs, then add all the SFTs of the structure.
8025 If VI->DECL is an aggregate with subvariables, add the SFT at
8027 (find_what_p_points_to): If VI is an artificial variable,
8028 translate to bitfields in SSA_NAME_PTR_INFO.
8029 If the solution is empty, set pi->pt_vars to NULL
8030 (init_base_vars): Create ANYOFFSET.
8031 (compute_points_to_sets): Rename from create_alias_vars.
8033 (pass_build_pta): Remove.
8034 (delete_points_to_sets): Rename from delete_alias_vars.
8035 (pass_del_pta): Remove.
8036 * tree-ssa-structalias.h (struct alias_info): Move from
8038 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
8039 NUM_REFERENCES_SET): Likewise.
8040 (compute_points_to_sets, delete_points_to_sets): Declare.
8042 2005-07-09 Richard Henderson <rth@redhat.com>
8044 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
8045 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
8046 alpha_split_lock_test_and_set_12): New functions.
8047 * config/alpha/alpha-protos.h: Update.
8048 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
8049 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
8050 * config/alpha/sync.md (I12MODE): New.
8051 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
8052 (sync_<fetchop_name><I48MODE>): Likewise.
8053 (sync_nand<I48MODE>): Likewise.
8054 (sync_old_<fetchop_name><I48MODE>): Likewise.
8055 (sync_new_<fetchop_name><I48MODE>): Likewise.
8056 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8057 (sync_compare_and_swap<I48MODE>): Likewise.
8058 (sync_lock_test_and_set<I48MODE>): Likewise.
8059 (sync_compare_and_swap<I12MODE>): New.
8060 (sync_compare_and_swap<I12MODE>_1): New.
8061 (sync_lock_test_and_set<I12MODE>): New.
8062 (sync_lock_test_and_set<I12MODE>_1): New.
8064 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8068 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
8070 2005-07-09 Jakub Jelinek <jakub@redhat.com>
8072 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
8073 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
8075 2005-07-09 Richard SAndiford <richard@codesourcery.com>
8078 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8080 2005-07-08 David Edelsohn <edelsohn@gnu.org>
8082 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
8083 memory_operand constraint.
8084 (store_conditional_<mode>): Same.
8085 (sync_compare_and_swap<mode>): Same.
8086 (sync_lock_test_and_set<mode>): Same.
8088 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
8090 Rewrite PIC support to more closely model actual instructions.
8091 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
8092 (cris_symbol): Remove prototypes for removed functions.
8093 (cris_pic_symbol_type_of, cris_valid_pic_const)
8094 (cris_expand_pic_call_address): Prototypes for new functions.
8095 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
8097 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
8099 <case ':'>: Add case for new punctuation character.
8100 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
8101 emitting (extra) PIC modifier.
8102 <case UNSPEC>: Do not assert for PLT.
8103 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
8104 (cris_expand_prologue, cris_expand_epilogue): Check
8105 for pic_offset_table_rtx usage instead of taking
8106 current_function_uses_pic_offset_table as the final word.
8107 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
8108 Remove flag_pic difference.
8109 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
8110 the moral equivalents of...
8111 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
8113 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
8114 (cris_handle_option): Mark ARG as unused.
8115 (cris_expand_pic_call_address): New worker function for "call",
8117 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
8118 output PIC constructs here.
8119 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
8120 as symbol-specific modifers, not whole or part of operands.
8121 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
8122 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
8123 constants and flag_pic.
8124 (CONSTANT_INDEX_P): Adjust for new functions.
8125 (enum cris_pic_symbol_type): New helper type.
8126 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
8127 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
8128 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
8130 ("movsi"): Emit actual instructions for GOT and relative access.
8131 ("*movsi_got_load"): New pattern to set up the register holding
8133 ("*movsi_internal"): Operand 1 is not a plain general_operand.
8134 Adjust FIXME for 'S'.
8135 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
8136 Use "movs" for -fpic cases.
8137 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
8138 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
8139 ("call", "call_value"): Just call cris_expand_pic_call_address for
8141 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
8142 Remove special pattern.
8143 ("*expanded_call_side", "*expanded_call_value_side"): New
8145 (gotplt-to-plt, gotplt-to-plt-side-call)
8146 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
8148 * config/cris/cris/predicates.md
8149 ("cris_general_operand_or_gotless_symbol"): Remove unused
8151 ("cris_general_operand_or_symbol"): Adjust for new functions.
8153 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8155 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
8157 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
8159 * Makefile.in (TREE_H): Add treestruct.def.
8160 (c-decl.o): Add pointer-set.h
8161 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
8162 visibility on regular DECL's.
8163 (merge_decls): Fix the copying of decl nodes of various types for
8164 the new structures. Don't update RTL, section name, weak status,
8165 etc, on DECL's without RTL.
8166 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
8167 Don't check volatile on non-variable types.
8168 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
8169 to check whether we have seen arguments.
8170 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
8171 flag is checked before field (flag is common, field is not).
8172 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
8173 TS_DECL_COMMON could have an origin.
8174 (add_location_or_const_value_attribute): Don't check section name
8175 on non-var/function decls.
8176 (dwarf2out_var_location): Reverse order of tests.
8177 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
8178 with DECL_WRTL_CHECK.
8179 * expmed.c (make_tree): rtl is now in decl_with_rtl.
8180 * fold-const.c (fold_binary): Don't check weakness on
8181 non-var/function decls.
8182 (tree_expr_nonzero_p): Ditto.
8183 (fold_checksum_tree): Use tree_decl_extra as sizeof
8185 * ggc-page.c (extra_order_size_table): Add sizes for
8186 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
8188 * gimplify.c (gimplify_bind_expr): Only set
8189 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
8190 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
8192 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
8193 * langhooks.h (init_ts). New langhook.
8194 * passes.c (rest_of_decl_compilation): Reverse order of tests.
8195 * print-tree.c (print_node): Update to only print fields that
8196 exist in the structures the passed decl has.
8197 * toplev.c (wrapup_global_declarations): Don't reset
8198 DECL_DEFER_OUTPUT on DECL's that don't contain it.
8199 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
8200 * tree-inline.c (remap_decl): Ditto.
8201 * tree-outof-ssa.c (create_temp): Reverse order of tests.
8202 * tree-pretty-print.c (print_declaration): Don't print
8203 DECL_REGISTER on things that don't contain it.
8204 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
8205 non-var/function decls.
8206 * tree.c (tree_contains_struct): New structure.
8207 (init_priority_for_decl): New hashtable.
8208 (tree_int_map): New structure.
8209 (tree_int_map_eq): New function.
8210 (tree_int_map_marked_p): Ditto.
8211 (tree_int_map_hash): Ditto.
8212 (tree_map): Move to tree.h.
8213 (tree_map_eq): Externalize.
8214 (tree_map_hash): Ditto.
8215 (tree_map_marked_p): Ditto.
8216 (init_ttree): Set up tree_contains_struct and call langhook.
8217 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
8218 (tree_code_size): Update for new structures.
8219 (tree_node_structure): Update for new structures.
8220 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
8222 (copy_node_stat): Copy init priority.
8223 (build_decl_stat): Ditto for visibility.
8224 (ts_enum_names): New.
8225 (tree_contains_struct_check_failed): New function.
8226 (decl_init_priority_lookup): Ditto.
8227 (decl_init_priority_insert): Ditto.
8228 * treestruct.def: New file.
8229 * tree.h (CODE_CONTAINS_STRUCT): New macro.
8230 (CONTAINS_STRUCT_CHECK): Ditto.
8231 (tree_contains_struct_check_failed): New prototype.
8232 (DECL_CHECK): Removed.
8233 (DECL_MINIMAL_CHECK): New.
8234 (DECL_COMMON_CHECK): Ditto.
8235 (DECL_WRTL_CHECK): Ditto.
8236 (DECL_NON_COMMON_CHECK): Ditto.
8237 (DECL_WITH_VIS_CHECK): Ditto.
8238 (VAR_OR_FUNCTION_DECL_P): Ditto
8239 (struct tree_decl_minimal): New structure.
8240 (struct tree_decl_common): Ditto.
8241 (struct tree_decl_with_rtl): Ditto.
8242 (struct tree_decl_with_vis): Ditto.
8243 (struct tree_decl_non_common): Ditto.
8244 (struct tree_field_decl): Ditto.
8245 (struct tree_parm_decl): Ditto.
8246 (struct tree_var_decl): Ditto.
8247 (struct tree_function_decl): Ditto.
8248 (struct tree_const_decl): Ditto.
8249 (struct tree_result_decl): Ditto.
8250 (union tree_node): Add new structures.
8251 * var-tracking.c (track_expr_p): Reverse order of tests.
8253 * doc/c-tree.texi: Add documentation on DECL node internal structure.
8255 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8257 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
8258 * system.h: Poison FINALIZE_PIC.
8259 * doc/tm.texi (FINALIZE_PIC): Remove.
8261 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8264 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
8265 to the correct type if we have a MODIFY_EXPR.
8267 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8269 PR tree-optimization/22360
8270 * tree.c (upper_bound_in_type): Fix calculations for casting
8271 to a non-wider signed type and casting a signed value to a
8272 wider unsigned type.
8273 (lower_bound_in_type): Fix calculations for casting to a
8274 non-wider signed type.
8276 PR tree-optimization/20139
8277 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
8279 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
8280 fold_cond_expr_cond.
8281 * tree-ssanames.c (release_defs): Assert in_ssa_p.
8282 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
8284 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8287 * tree-complex.c (expand_complex_libcall): Produce
8288 REALPART_EXPR/IMAGPART_EXPR with the correct type.
8290 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
8292 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
8293 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
8294 b" assert and inserted fastpath code for this case.
8295 (bitmap_ior): Removed "a != b" assert.
8297 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8299 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
8300 (ENDFILE_SPEC): Likewise.
8301 * config/m32r/m32r.h (ASM_SPEC): Likewise.
8303 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
8304 a large stack frame at epilogue.
8306 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
8308 * final.c: Include sdbout.h when required.
8310 2005-07-07 Geoffrey Keating <geoffk@apple.com>
8312 * config.gcc (*-*-darwin*): Only one target-specific header file
8314 (powerpc-*-darwin*): Add version-specific header files.
8315 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
8316 * config.in: Regenerate.
8317 * configure: Regenerate.
8318 * gcc.c: Include xregex.h.
8319 (version_compare_spec_function): New.
8320 (spec_function): Add version-compare.
8321 (replace_outfile_spec_function): Reformat comment.
8322 (compare_version_strings): New.
8323 * config/darwin-c.c (version_as_macro): New.
8324 (builtin_define): New.
8325 (darwin_cpp_builtins): New.
8326 * config/darwin-protos.h (darwin_cpp_builtins): New.
8327 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
8328 (LIB_SPEC): Make unconditional, update comment.
8329 (TARGET_C99_FUNCTIONS): Define.
8330 * config/darwin.opt: Sort.
8331 (mmacosx-version-min=): New.
8332 * config/darwin7.h: Delete.
8333 * config/darwin8.h: Delete.
8334 * config/i386/darwin.h (): Call darwin_cpp_builtins.
8335 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
8336 (TARGET_C99_FUNCTIONS): Define.
8337 * config/rs6000/darwin7.h: New.
8338 * config/rs6000/darwin8.h: New.
8339 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
8340 (-mmacosx-version-min): Document.
8342 2005-07-07 Ian Lance Taylor <ian@airs.com>
8344 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
8346 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
8349 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
8351 2005-07-07 Khem Raj <kraj@mvista.com>
8353 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
8354 in bytes, not words.
8356 2005-07-07 Paul Brook <paul@codesourcery.com>
8358 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
8359 DEFAULT_FUNCTION_ARG_PADDING to upward.
8361 2005-07-07 Richard Henderson <rth@redhat.com>
8363 * function.c (locate_and_pad_parm): Record parameter alignment in
8364 stack_alignment_needed.
8366 2005-07-07 David Edelsohn <edelsohn@gnu.org>
8368 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
8369 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
8370 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
8371 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
8372 (define_attr "type"): Add isync, sync, load_l, store_c.
8373 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
8374 Create scratch volatile MEM.
8375 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
8377 (load_locked_<mode>): New.
8378 (store_conditional_<mode>): New.
8379 (sync_compare_and_swap<mode>): Replace with splitter.
8380 (sync_lock_test_and_set<mode>): Replace with splitter.
8381 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
8383 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
8384 is ics. Attribute isync.
8385 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
8387 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
8388 and UNSPECV_SYNC_OP.
8389 (emit_unlikely_jump): New.
8390 (emit_load_locked): New.
8391 (emit_store_conditional): New.
8392 (rs6000_split_compare_and_swap): New.
8393 (rs6000_split_lock_test_and_set): New.
8394 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
8395 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
8396 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
8397 rs6000_split_lock_test_and_set): Declare.
8398 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
8399 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
8400 store_c, isync, sync.
8402 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
8404 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
8405 filenames to gtyp-gen.h.
8406 (s-typ-gen): Use it in place of for loops.
8408 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
8410 * hooks.c (hook_bool_rtx_int_false): New function.
8411 * hooks.h (hook_bool_rtx_int_false): Declare.
8412 * target-def.h (TARGET_COMMUTATIVE_P): Define.
8413 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
8414 * target.h (struct gcc_target): Add commutative_p member.
8415 * targhooks.c (hook_bool_rtx_commutative_p): New function.
8416 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
8417 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
8418 (pa_commutative_p): New function.
8419 * jump.c (target.h): Include.
8420 (rtx_renumbered_equal_p): Use targetm.commutative_p.
8421 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
8423 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8425 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
8426 (s390_expand_setmem): New.
8427 * config/s390/s390.c: Likewise.
8428 (print_shift_count_operand): Truncate to 12 bits instead of 6.
8430 * config/s390/s390.md: ("setmem<mode>"): Accept character as
8431 general_operand. Call new function "s390_expand_setmem".
8432 ("clrmem_long", "*clrmem_long"): Rewrite to ...
8433 ("setmem_long", "*setmem_long"): ... this.
8435 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8437 * config/s390/s390.c: (optimization_options): Enable
8438 TARGET_MVCLE at -Os.
8439 * doc/invoke.texi: Document changes in default behaviour.
8440 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
8442 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8444 * expr.c: (set_storage_via_setmem): Convert opchar to mode
8445 defined by back-end.
8447 2005-07-07 Jakub Jelinek <jakub@redhat.com>
8449 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
8450 all sets in the pattern.
8451 * config/rs6000/rs6000.md (stack_protect_testsi,
8452 stack_protect_testdi): Likewise.
8454 2005-07-06 Jeff Law <law@redhat.com>
8456 * tree-vrp.c (simplify_using_ranges): Kill.
8457 (vrp_finalize): Remove call to simplify_using_ranges.
8458 (simplify_stmt_using_ranges): New function extracted from
8459 simplify_using_ranges.
8460 (simplify_div_or_mod_using_ranges): Likewise.
8461 (simplify_abs_using_ranges): Likewise.
8462 (simplify_cond_using_ranges): New function.
8463 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
8464 * tree-ssa-propagate.c (substitute_and_fold): Call
8465 simplify_stmt_using_ranges if we have range information.
8467 2005-07-06 James E. Wilson <wilson@specifixinc.com>
8469 * config/ia64/ia64.c (ia64_reorg): Check optimize before
8470 ia64_flag_schedule_isns2.
8472 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
8473 reading/writing general registers.
8474 (ia64_function_arg): Revert 2005-06-18 change.
8476 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8478 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
8479 (legitimize_tls_address): Use gcc_unreachable instead of abort.
8481 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
8483 * function.c (expand_function_end): Revert part of 2005-06-27
8484 patch. Do sjlj_emit_function_exit_after after return_label.
8486 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8488 * doc/install.texi (--disable-libssp): New.
8490 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
8492 * doc/invoke.texi: Update -fforce-mem documentation.
8493 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
8494 code for -fforce-mem.
8495 * expmed.c: (store_bit_field,store_fixed_bit_field,
8496 extract_bit_field): Ditto.
8497 * expr.c: (convert_move): Ditto.
8498 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
8499 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
8500 emit_conditional_add,expand_float,expand_fix): Ditto.
8501 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
8502 (common_handle_option): Issue warning when -fforce-mem specified.
8504 2005-07-06 Paul Brook <paul@codesourcery.com>
8506 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
8508 * configure: Regenerate.
8510 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
8512 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
8514 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
8516 Fix PR tree-optimization/22319
8517 Fix PR tree-optimization/22140
8518 Fix PR tree-optimization/22310
8520 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
8521 variable sized types.
8522 Use correct type for intermediate structure on *a = *b structure
8525 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8527 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
8529 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
8530 (machine_function): Move typedef to...
8531 * config/rs6000/rs6000.c (machine_function): ... here. Add
8532 varargs_save_offset field.
8533 (rs6000_stack_t): Remove varargs_size field.
8534 (setup_incoming_varargs): Allocate varargs save area using
8535 assign_stack_local, try to make it as small as possible.
8536 Save offset from virtual_stack_vars_rtx to the save area
8537 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
8538 instead of magic 8 when fp word byte size is used.
8539 (rs6000_va_start): Use cfun->machine->varargs_save_offset
8540 instead of -RS6000_VARARGS_SIZE.
8541 (rs6000_stack_info, debug_stack_info,
8542 rs6000_initial_elimination_offset): Remove all traces of
8544 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
8545 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
8546 RS6000_VARARGS_AREA.
8548 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
8550 PR tree-optimization/21963
8551 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
8552 constant_multiple_of in the same way get_computation_cost_at does.
8554 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8556 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
8557 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
8558 (gen_compare_reg): If sparc_compare_emitted is set, clear it
8559 and return its previous value.
8560 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
8561 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
8563 (stack_protect_set, stack_protect_test): New expanders.
8564 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
8565 stack_protect_testdi): New insns.
8566 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8567 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
8569 2005-07-06 Jeff Law <law@redhat.com>
8571 * tree-ssa-dce.c (cfg_altered): New global.
8572 (tree_dce_init): Initialize cfg_altered.
8573 (remove_dead_stmt): If we remove an edge in the CFG, then set
8575 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
8578 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8580 * Makefile.in (stamp-collect-ld): Use
8581 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
8582 ./collect-ld if it already exists.
8583 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
8584 Don't remove ./nm if it already exists.
8586 2005-07-05 Devang Patel <dpatel@apple.com>
8588 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
8589 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
8590 * tree-vectorizer.c (vect_loop_location): New.
8591 (vect_print_dump_info): Use vect_loop_location.
8592 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
8593 (vectorize_loops): Set vect_loop_location.
8594 * tree-vect-analyze.c (vect_analyze_offset_expr,
8595 vect_determin_vectorization_factor, vect_analyze_operations,
8596 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
8597 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
8598 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
8599 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
8600 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
8601 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
8602 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
8603 vect_analyze_loop): Adjust vect_print_dump_info API.
8604 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
8605 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
8606 vect_finish_stmt_generation, vectorizable_assignment,
8607 vectorizable_operation, vectorizable_store, vectorizable_load,
8608 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
8609 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
8610 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
8611 vect_transform_loop): Same.
8612 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
8613 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
8616 2005-07-05 Randolph Chung <tausq@debian.org>
8618 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
8619 * configure: Regenerate.
8620 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
8621 (pa_tls_referenced_p): Declare.
8622 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
8623 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
8624 (legitimize_tls_address): New.
8625 (hppa_legitimize_address): Handle TLS addresses.
8626 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
8627 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8628 (emit_move_sequence): Handle TLS addresses.
8629 (pa_encode_section_info): Call default handler to handle common
8631 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
8632 (CONSTANT_ADDRESS_P): Reject TLS operands.
8633 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
8634 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
8635 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
8636 (UNSPEC_TLSLE): Define new constants.
8637 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
8638 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
8639 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
8640 (tie_symbolic_operand, tle_symbolic_operand): New
8642 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
8644 * aclocal.m4: Update macros for autoconf 2.59 style.
8645 * configure.ac: Likewise.
8647 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8649 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8650 (function_arg): Pass small aggregates in general registers on 32-bit
8652 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8654 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8656 * Makefile.in (final.o): Fix dependencies.
8658 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8662 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8663 * langhooks.c (lhd_expr_to_decl): New.
8664 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8666 (LANG_HOOKS_INITIALIZER): Update.
8667 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8668 expr_to_decl langhook.
8669 * c-tree.h (c_expr_to_decl): Declare.
8670 * c-typeck.c (c_expr_to_decl): New.
8671 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8673 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8675 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8678 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8679 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8681 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8683 * Makefile.in: Adjust dependencies.
8684 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8685 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8686 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8687 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8688 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8689 rest_of_compilation.
8691 * bb-reorder.c (gate_duplicate_computed_gotos,
8692 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8693 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8694 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8695 pass_partition_blocks): New.
8696 * bt-load.c (gate_handle_branch_target_load_optimize,
8697 rest_of_handle_branch_target_load_optimize,
8698 pass_branch_target_load_optimize): New.
8699 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8701 * cfglayout.c (pass_insn_locators_initialize): New.
8702 * cfgrtl.c (pass_free_cfg): New.
8703 * combine.c (gate_handle_combine, rest_of_handle_combine,
8705 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8706 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8707 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8708 * except.c (pass_set_nothrow_function_flags,
8709 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8711 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8712 rest_of_handle_shorten_branches, pass_shorten_branches,
8713 rest_of_clean_state, pass_clean_state): New.
8714 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8715 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8716 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8718 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8719 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8720 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8721 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8723 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8724 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8725 pass_rtl_ifcvt, gate_handle_if_after_combine,
8726 rest_of_handle_if_after_combine, pass_if_after_combine,
8727 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8728 pass_if_after_reload): New.
8729 * integrate.c (pass_initial_value_sets): New.
8730 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8731 pass_purge_lineno_notes): New.
8732 * mode-switching.c (rest_of_handle_mode_switching,
8733 pass_mode_switching): New.
8734 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8735 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8737 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8738 pass_loop_optimize): New.
8739 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8741 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8743 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8744 pass_postreload_cse): New.
8745 * profile.c (gate_handle_profiling, pass_profiling,
8746 rest_of_handle_branch_prob, pass_branch_prob): New.
8747 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8748 pass_split_before_regstack, gate_handle_split_before_regstack,
8749 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8750 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8751 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8752 pass_stack_regs): New.
8753 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8754 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8755 pass_stack_adjustments): New.
8756 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8757 pass_regrename): New.
8758 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8759 pass_delay_slots, gate_handle_machine_reorg,
8760 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8761 * rtl.h (extern void purge_line_number_notes): New.
8762 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8763 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8765 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8767 * value-prof.c (gate_handle_value_profile_transformations,
8768 rest_of_handle_value_profile_transformations,
8769 pass_value_profile_transformations): New.
8770 * var-tracking.c (gate_handle_var_tracking,
8771 pass_variable_tracking): New.
8772 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8774 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8775 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8776 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8777 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8778 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8779 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8780 rest_of_handle_gcse2, rest_of_handle_regmove,
8781 rest_of_handle_tracer, rest_of_handle_if_conversion,
8782 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8783 rest_of_handle_web, rest_of_handle_branch_prob,
8784 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8785 rest_of_handle_jump_bypass, rest_of_handle_combine,
8786 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8787 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8788 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8789 rest_of_handle_mode_switching, rest_of_handle_jump,
8790 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8791 rest_of_handle_flow2, rest_of_handle_jump2,
8792 rest_of_handle_peephole2, rest_of_handle_postreload,
8793 rest_of_handle_shorten_branches, rest_of_clean_state,
8794 rest_of_compilation): Remove.
8796 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8797 * passes.c (dump_flags, in_gimple_form, all_passes,
8798 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8799 register_dump_files, next_pass_1, last_verified, execute_todo,
8800 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8801 from tree-optimize.c.
8802 (init_optimization_passes): Moved from tree-optimize.c,
8803 adding the RTL optimizations.
8804 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8805 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8806 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8807 register_dump_files, next_pass_1, last_verified, execute_todo,
8808 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8809 init_tree_optimization_passes, ipa_passes): Delete.
8810 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8812 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8813 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8815 (ipa_passes): Remove.
8816 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8817 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8818 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8819 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8820 (dump_info_p, dump_flag): Moved to tree-dump.h.
8822 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8824 * passes.c (finish_optimization_passes): Use dump_begin
8825 and dump_end, TDI_end.
8826 (gate_rest_of_compilation): New.
8827 (pass_rest_of_compilation): Use it.
8828 (gate_postreload, pass_postreload): New.
8829 * toplev.c (general_init): Rename init_tree_optimization_passes.
8830 * toplev.h (init_tree_optimization_passes): Rename to
8831 init_optimizations_passes.
8832 * tree-dump.c (dump_flag): Make static.
8833 (dump_files): Remove RTL dumps.
8834 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8835 pass_cleanup_cfg, pass_free_cfg_annotations,
8836 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8837 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8838 * tree-pretty-print.c: Include tree-pass.h.
8839 * cgraph.c: Include tree-dump.h.
8841 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8843 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8844 Only fall back to saying it points to readonly memory if
8847 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8849 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8850 * config/m32r/m32r.c (m32r_compute_frame_size,
8851 m32r_expand_prologue): Take current_function_profile into
8852 account whenever we reference
8853 current_function_uses_pic_offset_table.
8854 (m32r_finalize_pic): Remove.
8855 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8857 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8859 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8860 instead of $<. Don't remove ./as if it already exists.
8862 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8865 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8866 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8867 for complex modes when generating code for PA 1.0.
8868 (VALID_FP_MODE_P): New macro.
8869 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8870 sets for all general and floating point modes. Align wide floating
8871 point modes to even register boundaries to comply with architectural
8873 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8874 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8875 (VALID_FP_MODE_P): New macro.
8876 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8877 sets for all general and floating point modes. Align wide floating
8878 point modes to even register boundaries to comply with architectural
8881 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8883 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8886 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8888 * tree-ssa-structalias.c: Don't include expr.h.
8890 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8892 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8895 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8897 Fix PR tree-optimization/22279
8899 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8902 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8904 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8906 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8908 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8909 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8910 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8911 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8912 config/stormy16/stormy16.c, config/v850/v850.c,
8913 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8914 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8915 Avoid "." or "\n" at end of diagnostics and capital letters at
8916 start of diagnostics.
8917 * combine.c, cse.c: Don't translate dump file output.
8918 * toplev.c (print_version): Only translate output if going to
8921 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8923 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8924 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8927 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8929 * pa.c (fix_range): Fix typo in comment.
8931 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8933 * tree-vrp.c (extract_range_from_assert): Replace
8934 fold (build (...)) with fold_build2.
8936 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8938 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8939 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8940 (format_types_orig, handle_format_attribute): Add support for
8943 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8945 * varasm.c (assemble_variable): Fix format specifier thinko.
8947 2005-07-03 Ira Rosen <irar@il.ibm.com>
8949 PR tree-optimization/22029 (and 22135)
8950 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8951 a phi node before calling dump_vops.
8953 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8955 * tree-dump.h (dump_string_field): Declare.
8956 * tree-dump.c: Use it instead of dump_string.
8957 (dump_string_field): Make non-static.
8959 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8961 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8962 up the minimal CFG stuff always when optimize > 0. Call
8963 split_all_insns_noflow in PIC case if needed.
8965 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8966 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8969 * c-decl.c (c_write_global_declarations): Dump contents of
8971 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8972 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8973 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8974 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8977 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8979 * c-common.h (GCC_DIAG_STYLE): Define.
8980 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8981 version for format checking to 4.1.
8982 * c-format.c: Include toplev.h after c-common.h.
8983 (enum format_type): Add gcc_tdiag_format_type.
8984 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8985 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8986 (format_types_orig): Add gcc_tdiag.
8987 (init_dynamic_diag_info): Support gcc_tdiag formats.
8988 (handle_format_attribute): Likewise.
8989 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8990 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8991 version for format checking to 4.1.
8992 (warning0, warning, error, pedwarn, sorry): Use
8994 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8995 (finish_aliases_1): Do not use %qE.
8996 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8997 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8998 Correct format bugs.
8999 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
9000 parameter to unsigned HOST_WIDE_INT.
9001 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
9003 2005-07-02 David Edelsohn <edelsohn@gnu.org>
9006 * expr.c (write_complex_part): Use adjust_address for MEM.
9007 (read_complex_part): Same.
9009 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
9011 Fix PR tree-optimization/22280
9013 * tree-sra.c (generate_element_init): Remove useless loop.
9015 2005-07-02 Richard Henderson <rth@redhat.com>
9017 * config/alpha/alpha.c (alpha_legitimize_address): Check for
9019 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
9021 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
9024 * fold-const.c (fold_binary): Handle the return value of
9025 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
9026 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
9028 2005-07-02 Jeff Law <law@redhat.com>
9030 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
9031 a eliminate type conversion which feeds an equality comparison
9032 if the original type or either operand in the comparison is a
9035 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
9037 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
9038 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
9040 * config/avr/avr.c: Do not use '`' as left quote.
9041 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
9042 Remove "." from end of diagnostics. Make diagnostics start with
9045 2005-07-02 Zack Weinberg <zack@codesourcery.com>
9046 Joseph S. Myers <joseph@codesourcery.com>
9048 * toplev.c (default_tree_printer): Handle setting location with
9050 * c-objc.common.c (c_tree_printer): Likewise.
9051 * c-format.c (gcc_diag_flag_specs): Add '+'.
9052 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
9053 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
9055 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
9056 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
9057 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
9058 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
9059 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
9060 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
9061 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
9062 format arguments where %J is used without %D.
9064 2005-07-02 Jakub Jelinek <jakub@redhat.com>
9066 * gcc.c (LINK_SSP_SPEC): Define.
9067 (link_ssp_spec): New variable.
9068 (LINK_COMMAND_SPEC): Add %(link_ssp).
9069 (static_specs): Add link_ssp_spec.
9070 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
9071 * configure: Rebuilt.
9072 * config.in: Rebuilt.
9074 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9075 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9076 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9077 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9078 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
9079 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
9080 -0x7008(2) instead of reading __stack_chk_guard variable.
9081 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
9083 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
9084 (stack_protect_set, stack_protect_test): Use *_tls* patterns
9085 if TARGET_THREAD_SSP_OFFSET is defined.
9086 (stack_tls_protect_set_si, stack_tls_protect_set_di,
9087 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
9090 2005-06-27 Richard Henderson <rth@redhat.com>
9091 * libgcc-std.ver (GCC_4.1.0): New.
9092 * libgcc.h (__stack_chk_guard): Declare.
9093 (__stack_chk_fail, __stack_chk_fail_local): Declare.
9094 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
9095 * mklibgcc.in (lib2funcs): Add them.
9097 2005-07-01 Richard Henderson <rth@redhat.com>
9099 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
9100 void * before struct sigcontext *.
9101 (x86_fallback_frame_state): Likewise.
9103 2005-07-01 James E. Wilson <wilson@specifixinc.com>
9105 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
9107 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9110 * tree-ssa-reassoc.c (should_transpose): Fix which operand
9111 we check for SSA_NAME for.
9113 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
9115 Fix PR tree-optimization/22071
9117 * tree-ssa-structalias.c (offset_overlaps_with_access): New
9119 (get_constraint_for_component_ref): Use it.
9121 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9124 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
9125 print out the last new line.
9127 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
9129 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
9130 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
9131 * config/cris/cris.c (cris_conditional_register_usage): Adjust
9132 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
9133 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
9134 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
9135 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
9136 (enum reg_class): New member CC0_REGS.
9137 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
9138 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
9139 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
9140 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
9141 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9142 Adjust for register now described.
9144 2005-07-01 Jakub Jelinek <jakub@redhat.com>
9147 * config/i386/i386.md (stack_protect_test_si,
9148 stack_protect_test_di): Add earlyclobber for scratch 3.
9149 * config/rs6000/rs6000.md (stack_protect_testsi,
9150 stack_protect_testdi): Add earlyclobber for scratch 3,
9151 remove earlyclobber from scratch 4.
9153 Older entries for 2005 can be found in ChangeLog-2005.