1 2005-11-18 Mark Mitchell <mark@codesourcery.com>
3 * BASE-VER: Change to 4.2.0.
5 2005-11-18 James E Wilson <wilson@specifix.com>
7 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
10 2005-11-18 Mike Stump <mrs@apple.com>
12 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
13 * config/darwin-c.c (darwin_pragma_unused): Likewise.
14 * c-decl.c (lookup_name_two) Remove.
15 * c-tree.h (lookup_name_two): Remove.
16 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
17 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
18 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
19 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
21 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
24 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
25 when not generating code to use that co-processor.
27 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
29 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
30 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
31 these functions are now in tree-phinodes.c.
33 2005-11-18 Jie Zhang <jie.zhang@analog.com>
35 * config/bfin/bfin.md (trap): New pattern.
37 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
39 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
42 * expr.c (expand_expr_real): Don't call record_block_change unless
43 ib_boundaries_block is non-null
45 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
47 * fold-const.c (build_range_check): Use proper type for subtraction
48 when merging lower bound.
50 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
52 PR rtl-optimization/24497
53 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
56 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
58 * tree-scalar-evolution.c (expression_expensive_p): New function.
59 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
61 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
63 * config/bfin/crtlibid.s: New file.
65 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
68 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
69 when not using sjlj exceptions.
70 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
71 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
72 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
73 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
74 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
75 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
76 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
77 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
78 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
79 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
80 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
81 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
82 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
84 * config/pa/hpux-unwind.h: New file.
86 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
88 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
89 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
90 * varasm.c (do_assemble_alias): Adjust call.
91 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
93 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
95 2005-11-17 James E Wilson <wilson@specifix.com>
97 * tree.def (FUNCTION_DECL): Correct typo in comment.
99 2005-11-17 Richard Henderson <rth@redhat.com>
101 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
102 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
103 and DW_CFA_def_cfa_sf.
104 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
105 (dbx_reg_number): Don't assert particular registers here.
106 (based_loc_descr): ... do it here instead. Fold in ...
107 (eliminate_reg_to_offset): ... this function.
108 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
109 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
110 * unwind-dw2.c (execute_cfa_program): Apply data align factor
111 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
112 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
113 (instantiate_virtual_regs): Likewise.
114 * var-tracking.c (adjust_stack_reference): Likewise.
115 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
117 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
119 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
120 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
121 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
123 ($(T)crtlibid.o): New rule.
125 2005-11-16 Richard Guenther <rguenther@suse.de>
128 * fold-const.c (extract_array_ref): Return byte offset
130 (fold_binary): Fold &x[a] CMP &x[b] to
131 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
134 2005-11-16 Richard Henderson <rth@redhat.com>
137 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
138 parts of an SSA_NAME.
140 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
143 * arm.md (split for movsf with immediate): Restrict split to insns
144 that set a general register.
146 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
148 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
150 * unwind-dw2.c (uw_advance_context): Likewise.
151 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
152 _Unwind_SjLj_Unregister.
153 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
155 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
157 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
159 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
161 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
162 langhook to get a DImode integer type.
164 2005-11-16 Richard Henderson <rth@redhat.com>
165 J"orn Rennecke <joern.rennecke@st.com>
166 Ulrich Weigand <uweigand@de.ibm.com>
170 * reload1.c (reg_equiv_invariant): New.
171 (reload): Allocate, initialize, and free it.
172 (calculate_needs_all_insns): Check it when skipping equivalence
174 (alter_reg): Likewise.
175 (eliminate_regs_1): Rename from eliminate_regs. Add new
176 may_use_invariant argument; only use reg_equiv_invariant when true.
177 (eliminate_regs): New.
178 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
179 a context for which may_use_invariant may be true.
181 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
183 * fold-const.c (const_binop): Don't constant fold the operation
184 if the result has overflowed and flag_trapping_math.
185 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
187 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
189 * config/arm/unwind-arm.c (abort): Add prototype here.
190 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
191 (struct phase1_vrs): Add prev_sp.
192 (unwind_phase2_forced): Save the original core registers instead of
193 modifying entry_vrs. Take a new flag argument for resuming unwinding
194 and set action flags accordingly. Always set _US_END_OF_STACK when
195 get_eit_entry fails. Unwind before calling the stop function.
196 (_Unwind_GetCFA): New function.
197 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
198 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
199 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
200 just call unwind_phase2_forced.
201 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
202 * config/arm/unwind-arm.h (abort): Remove prototype.
203 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
205 (_Unwind_GetCFA): New prototype.
206 * config/arm/pr-support.c (abort): Add prototype here.
207 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
209 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
210 not schedule the prologue with non-call exceptions and EABI.
212 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
214 * config/arm/unwind-arm.h: Reorder interface function declarations.
215 (_URC_END_OF_STACK): New enumeration value.
216 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
217 (struct _Unwind_Control_Block): Document reserved field use.
218 (_Unwind_Stop_Fn): New typedef.
219 (_Unwind_ForcedUnwind): Declare.
220 (_Unwind_Resume_or_Rethrow): Declare.
221 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
223 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
224 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
225 (UCB_FORCED_STOP_ARG): New.
226 (search_EIT_table): Update boundary condition checks.
227 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
228 (unwind_phase2): Replace for with do..while.
229 (unwind_phase2_forced): New.
230 (__gnu_Unwind_RaiseException): Replace for with do..while.
231 (__gnu_Unwind_ForcedUnwind): New.
232 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
233 Use appropriate phase2 unwinder.
234 (__gnu_Unwind_Resume_or_Rethrow): New.
235 (__gnu_unwind_pr_common): Cope with forced unwinding.
237 2005-11-16 David Edelsohn <edelsohn@gnu.org>
240 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
242 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
243 roundsf2): Remove "s" from mnemonic.
245 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
247 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
249 * config/bfin/crtn.s: Change epilogues to match.
250 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
251 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
254 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
257 * doc/invoke.texi: Distinguish between free and fixed form instead of
258 Fortran and Fortran 90/95. Remove ratfor from the list of supported
260 * gcc.c (default_compilers): Remove double entries, add entries for
261 suffixes '.F90' and '.F95'.
263 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
265 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
266 in the stack probing loop.
268 2005-11-15 David Edelsohn <edelsohn@gnu.org>
270 * configure.ac: Use .machine power5 not power5x.
271 * configure: Regenerate.
273 2005-11-15 Mike Stump <mrs@apple.com>
275 * c-decl.c (lookup_name_two): Add.
276 * c-tree.h (lookup_name_two): Likewise.
277 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
278 * config/darwin-c.c (darwin_pragma_unused): Likewise.
280 2005-11-16 Alan Modra <amodra@bigpond.net.au>
282 PR rtl-optimization/23392
283 * regrename.c (enum scan_actions) Add mark_access.
284 (scan_actions_name): Ditto.
285 (scan_rtx_reg): Handle mark_access.
286 (scan_rtx_address): Do nothing for mark_access.
287 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
288 and regs in REG_INC notes before closing chains for dead regs.
289 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
290 opening chains for new writes.
292 2005-11-15 David Edelsohn <edelsohn@gnu.org>
294 * c.opt (ffixed-line-length-none): New.
296 2005-11-15 Steve Ellcey <sje@cup.hp.com>
298 * mklibgcc.in: Change contents of eh_dummy.c.
300 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
302 * loop.c (scan_loop): Do not insert temporaries for hard registers.
304 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
306 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
308 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
310 2005-11-15 Jan Hubicka <jh@suse.cz>
312 * invoke.texi (large-unit-insns): Document.
313 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
314 * params.def (large-unit-insns): New param.
316 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
319 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
320 special register for operand 3. Reindent constraints to align
323 2005-11-14 David Edelsohn <edelsohn@gnu.org>
325 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
326 -mpopcntb, -mfprnd. Add -mcpu=power5+.
327 * configure.ac: Add test for FP rounding instructions.
328 * configure: Regenerate.
329 * config.in: Regenerate.
330 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
331 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
333 * config/rs6000/rs6000.opt (mfprnd): New.
334 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
335 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
336 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
337 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
339 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
341 (btrunc<mode>2): New.
346 2005-11-14 Geoffrey Keating <geoffk@apple.com>
348 * gcc.c (version_compare_spec_function): Use fatal() rather than
351 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
352 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
353 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
355 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
358 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
359 on -mmacosx-version-min setting.
361 2005-11-14 Diego Novillo <dnovillo@redhat.com>
364 * tree-vrp.c (infer_value_range): Return false if STMT is a
365 block terminator and its basic block has no successors.
367 2005-11-14 Mike Stump <mrs@apple.com>
369 * config/i386/i386.c (override_options): -masm=intel isn't
371 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
373 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
375 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
376 vfork after including auto-host.h.
378 2005-11-15 Alan Modra <amodra@bigpond.net.au>
380 PR rtl-optimization/22002
381 * combine.c (distribute_notes): Detect cases where a reg dies
382 two or more times in a bb, including on the insn we are combining,
383 and place the death note on the correct range.
385 2005-11-14 Dale Johannesen <dalej@apple.com>
387 * expmed.c (store_bit_field): Add offset unconditionally for
389 (extract_bit_field): Don't force extzv or extv operand into
390 a register if field is too big.
392 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
394 * config/arm/arm.c (pic_labelno): New.
395 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
396 LABEL_REF. Pass only the labelno to PIC insns.
397 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
398 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
399 * arm.md (UNSPEC_PIC_LABEL): New constant.
400 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
401 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
402 Use the correct label prefix.
404 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
406 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
409 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
411 * loop-invariant.c: Include tm_p.h.
412 * Makefile.in: Updated.
414 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
416 * pa.c (store_reg): Revise generation of frame notes in large frames.
417 (set_reg_plus_d): Likewise.
419 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
421 PR tree-optimization/24709
422 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
425 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
427 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
428 and duplicate declaration of pthread_self.
430 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
431 Ian Lance Taylor <ian@airs.com>
434 * calls.c (expand_call): If TARGET is a MEM and some part of the
435 argument area has been saved, force TARGET to a register.
437 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
439 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
442 2005-11-13 Jason Merrill <jason@redhat.com>
445 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
446 lazily declared methods.
447 (force_decl_die): Stop if forcing out the context already make a
449 (force_type_die): Likewise.
451 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
454 * builtins.c (integer_valued_real_p): Add break in
455 REAL_CST having TREE_OVERFLOW set.
457 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
459 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
460 addressing modes during calculation of costs.
462 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
464 * function.c (assign_stack_local_1): Restrict sanity check
465 on frame size overflow to 32-bit and above platforms.
467 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
469 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
470 * config/cris/cris.c: Include reload.h.
471 (cris_initial_elimination_offset): New function.
472 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
475 2005-11-12 Richard Guenther <rguenther@suse.de>
477 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
479 2005-11-12 Jan Hubicka <jh@suse.cz>
481 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
482 to compare against 0 when possible.
484 2005-11-12 Jie Zhang <jie.zhang@analog.com>
486 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
487 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
488 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
489 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
492 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
494 * recog.c (constrain_operands) <case 'g'>: For a match, require
495 that a non-register matches general_operand when strict >= 0.
497 2005-11-11 Steven Bosscher <stevenb@suse.de>
499 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
502 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
504 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
505 (memory_address_same): New.
506 (dse_optimize_stmt): Call memory_address_same.
508 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
511 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
512 ZERO_EXTEND>: New cases.
514 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
516 * longlong.h (__clz_tab): Always provide.
518 2005-11-11 Steven Bosscher <stevenb@suse.de>
521 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
523 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
524 before check_maybe_invariant.
525 (move_invariant_reg): Use gen_move_insn instead of replacing
526 SET_DEST with the temporary for the invariant.
527 (move_loop_invariants): If checking is enabled, do internal
528 consistency checks after completing the pass.
530 2005-11-11 David Edelsohn <edelsohn@gnu.org>
533 * common.opt (Wvolatile-register-var): New.
534 * varasm.c (make_decl_rtl): Only emit warning when option
535 specified. Clarify warning message.
536 * doc/invoke.texi (Wvolatile-register-var): Document new option.
538 * doc/md.texi (copysign): Document standard named pattern.
540 2005-11-11 Jie Zhang <jie.zhang@analog.com>
542 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
543 bytes when align is 2.
544 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
545 by the first instruction of the loop.
547 2005-11-11 Jason Merrill <jason@redhat.com>
550 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
553 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
555 PR rtl-optimization/22509
556 * local-alloc.c (memref_used_between_p): Check whether a function call
557 could not reference the memref.
559 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
561 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
562 algorithm so as to choose the best, not the worst, alternative.
563 Reset accumulated register class before processing next alternative.
565 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
568 * calls.c (expand_call): Copy a return value to a plain register
571 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
574 * varasm.c (assemble_name): Recompute name only for transparent
577 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
579 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
581 2005-11-04 Jeff Law <law@redhat.com>
584 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
585 perform reassociation if the parent statement will not die as
586 a result of the optimization.
588 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
590 * tree-ssa-alias.c (compute_may_aliases): Remove call to
591 delete_old_heap_vars.
592 * tree-dfa.c (referenced_var_remove): Remove function.
593 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
594 (delete_tree_ssa): Remove call to delete_old_heapvars.
595 Add call to delete_alias_heapvars.
596 * tree-flow.h (referenced_var_remove): Remove prototype
597 (init_alias_heapvars): New prototype.
598 (delete_alias_heapvars): Ditto.
599 * Makefile.in (tree-ssa-structalias.o): Add
600 gt-tree-ssa-structalias.o
601 (GTFILES): Add tree-ssa-structalias.h and
602 tree-ssa-structalias.c.
603 (s-gtype): Add gt-tree-ssa-structalias.h.
604 * tree-ssa-structalias.c (heapvars): Remove.
605 (oldheapvars): Remove.
606 (heapvar_for_stmt): New variable.
607 (heapvar_lookup): New function.
608 (heapvar_insert): Ditto.
609 (get_constraint_for): See if we have an old heapvar
611 (init_alias_heapvars): New function.
612 (delete_alias_heapvars): Ditto.
613 Add include of gt-tree-ssa-structalias.h.
615 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
618 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
620 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
622 * tree.c (int_fits_type_p): Only look at the base type
623 if it has the same precision as the original type.
625 2005-11-10 Jakub Jelinek <jakub@redhat.com>
628 * varasm.c (assemble_alias): Use %q+D in the error
629 message instead of %J and %qD.
631 2005-11-10 Richard Guenther <rguenther@suse.de>
633 * gcse.c (free_ldst_entry): Only free hashtable if
636 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
638 * function.c (assign_stack_local_1): Issue an error message if
639 the frame size overflows in the signed target arithmetics.
641 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
643 * tree.c (build_qualified_type): Chain the new type to the original
644 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
645 a POINTER_TYPE or a REFERENCE_TYPE respectively.
646 (build_pointer_type_for_mode): Only return unqualified types.
647 (build_reference_type_for_mode): Likewise.
649 2005-11-09 Jakub Jelinek <jakub@redhat.com>
651 * Makefile.in (gnucompare): Do comparison of all files using one of
652 the chosen methods and only afterwards decide if just warning should
653 be issued or comparison failure raised.
655 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
657 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
658 (noce_try_abs): Negate if the comparison is reversed.
659 Look only one instruction backwards for a REG_EQUAL note.
661 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
664 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
665 gthr-tpf.h: Define __gthrw. For all identifiers that might
666 be weak, introduce weakrefs or non-weak aliases with __gthrw,
667 and prefix all uses with __ghtrw.
669 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
672 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
673 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
674 * c-common.c (handle_weakref_attribute): New.
675 (c_common_attribute_table): Add weakref.
676 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
678 * configure, config.in: Rebuilt.
679 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
680 * doc/extend.texi: Document weakref attribute.
681 * varasm.c (ultimate_transparent_alias_target): New
682 (assemble_name): Use it.
683 (weak_finish_1): Split out of...
684 (weak_finish): ... and deal with weakrefs in...
685 (weakref_targets): ... new list.
686 (globalize_decl): Clean up weakref_targets.
687 (do_assemble_alias): Handle weakrefs.
688 (finish_aliases_1): Do not reject weakrefs to external symbols.
689 (assemble_alias): Handle weakrefs.
691 2005-11-09 Richard Guenther <rguenther@suse.de>
693 PR tree-optimization/24716
694 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
695 t_bool to track results from follow_ssa_edge.
697 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
699 * final.c (force_source_line): New global variable.
700 (final_scan_insn): Set it to true instead of clearing last_filename.
701 (notice_source_line): Return true if force_source_line is true,
702 unless source info is absent.
704 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
707 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
708 a linkage name for a variable if it a register variable.
709 * c-decl.c (grokdeclarator): Global register variables
710 should be set as PUBLIC.
712 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
715 * config/s390/s390.c (struct s390_frame_layout): New fields
716 first_save_gpr_slot and last_save_gpr_slot.
717 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
718 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
719 first_save_gpr and last_save_gpr with the _slot variants.
720 (s390_register_info): Calculate first_save_gpr_slot and
721 last_save_gpr_slot using regs_ever_live.
723 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
726 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
727 for a function containing a landing pad.
729 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
732 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
735 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
737 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
738 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
740 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
743 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
745 (call,load,store): New insn types.
746 (mem_access, branch_access): Adjust reservation conditions.
747 (define_delay): Adjust condition.
748 (decrement_and_branch_until_zero): Allow for ms2. Set branch
750 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
751 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
753 (call_internal, call_value_internal, return_internal,
754 return_interrupt_internal, eh_return_internal, indirect_jump,
755 tablejump): Set call insn type.
756 (blockage, ei, di): Use appropriate unspec const.
757 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
758 (ms1_get_attr_type): Adjust to give load & store types.
759 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
760 backwards past a barrier.
761 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
763 (struct branch_info, struct label_info): New.
765 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
766 (ms1_machine_reorg): New.
767 (TARGET_MACHINE_DEPENDENT_REORG): Override.
768 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
769 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
770 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
773 2005-11-09 Per Bothner <per@bothner.com>
774 Uros Bizjak <uros@kss-loka.si>
777 * toplev.c (process_options): Initialize debug_hooks early
778 in case lang_hooks.post_options ends up calling a debug_hook.
780 2005-11-08 Jakub Jelinek <jakub@redhat.com>
782 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
783 DBX_REGISTER_NUMBER being contiguous.
785 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
786 Diego Novillo <dnovillo@redhat.com>
789 * tree-vrp.c (register_edge_assert_for): Do not register
790 always-false predicates.
792 2005-11-08 Devang Patel <dpatel@apple.com>
794 PR tree-optimization/23115
795 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
798 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
800 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
803 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
805 Fix PR tree-optimization/23382
807 * tree-ssa-alias.c (compute_may_aliases): Call
808 delete_old_heap_vars.
809 * tree-dfa.c (referenced_var_remove): New function.
810 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
811 * tree-flow.h (referenced_var_remove): Add prototype.
812 (delete_old_heap_vars): Ditto.
813 * tree-ssa-structalias.c (heapvars): New variable.
814 (oldheapvars): Ditto.
815 (get_constraint_for): Put heap vars on heapvars list.
816 (delete_old_heap_vars): New function.
818 2005-11-08 Jason Merrill <jason@redhat.com>
820 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
822 2005-11-08 Uros Bizjak <uros@kss-loka.si>
825 * reg-stack.c (reg_to_stack): Update register liveness also
826 for flag_sched2_use_traces.
828 2005-11-08 Alan Modra <amodra@bigpond.net.au>
831 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
832 override prior explicit -mno-powerpc-gfxopt.
834 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
836 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
837 if the bitsize is zero.
838 * doc/md.texi (Standard Pattern Names): Document it.
840 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
841 (TARGET_PASS_BY_REFERENCE): Likewise.
843 2005-11-07 Ian Lance Taylor <ian@airs.com>
845 PR rtl-optimization/24683
846 * config/i386/i386.c (legitimize_pic_address): If constant operand
847 to PLUS is too large, put it in a register.
849 2005-11-07 Jie Zhang <jie.zhang@analog.com>
851 * configure.ac: Enable checking assembler dwarf2 support for bfin
853 * configure: Regenerate.
855 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
859 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
860 gen_easy_vector_constant_add_self): Delete.
861 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
863 (output_vec_const_move): Use gen_easy_altivec_constant.
864 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
865 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
866 (easy_vector_constant_add_self): Rewritten.
867 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
868 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
869 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
870 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
871 Macroize and adjust for the other changes.
873 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
877 * c-typeck.c (build_c_cast): Try using a shared constant, and see
878 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
880 2005-11-07 Jakub Jelinek <jakub@redhat.com>
882 PR rtl-optimization/23567
883 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
884 (noce_process_if_block): Don't do any optimizations except
885 if (cond) x = x; if !set_b and write into orig_x may trap
886 or fault. Remove the MEM_READONLY_P check.
888 2005-11-06 Diego Novillo <dnovillo@redhat.com>
891 * tree-vrp.c (fix_equivalence_set): New.
892 (extract_range_from_assert): Call it.
894 2005-11-05 Ian Lance Taylor <ian@airs.com>
897 * combine.c (apply_distributive_law): Don't distribute across a
900 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
902 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
903 config/ms1/ms1.h, config/rs6000/predicates.md,
904 config/s390/s390.c, params.def, postreload-gcse.c,
905 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
906 tree-vrp.c, tree.c: Fix comment typos.
907 * doc/invoke.texi: Fix typos.
909 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
911 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
912 for testing whether the data_dependence_relation contains distance
913 vectors. Iterate over all distance vectors of the ddr.
914 * lambda.h: Define a vec of lambda_vector pointers.
915 * tree-data-ref.c (dump_data_dependence_relation,
916 dump_data_dependence_direction): Iterate over all distance and
917 direction vectors of the ddr.
918 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
920 (build_classic_dist_vector, build_classic_dir_vector): Push a set
921 of distance/direction vectors instead of a single one.
922 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
923 lambda_vectors with a vec of lambda_vectors.
924 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
925 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
926 DDR_NUM_DIST_VECTS): New.
927 * tree-loop-linear.c (gather_interchange_stats): Test for the
928 existence of distance vectors only after having checked that there
929 is a dependence. Iterate over all distance vectors of the ddr.
930 (linear_transform_loops): Use dump_data_dependence_relation.
931 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
932 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
933 distance vectors of the ddr.
935 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
937 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
938 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
939 IS_INTHANDLER; all callers changed.
940 (n_regs_saved_by_prologue): Take interrupt handler attributes into
942 (do_link, do_unlink): New argument ALL; all callers changed.
943 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
944 If function isn't leaf, save and restore all registers.
945 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
948 2005-11-05 Jan Hubicka <jh@suse.cz>
950 PR rtl-optimization/23490
951 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
952 max-flow-memory-location): Document.
953 * flow.c: Include params.h
954 (MAX_MEM_SET_LIST_LEN): Kill.
955 (add_to_mem_set_list): Use new param.
956 * cse.c (cse_basic_block): Replace 1000 by new param.
957 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
958 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
959 * predict.c (predict_loops): Use new param.
960 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
962 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
963 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
964 Do not hold memory returned by cgraph_node_name across other call.
966 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
969 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
972 2005-11-04 Jeff Law <law@redhat.com>
975 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
976 * tree-ssa-dom.c: Include params.h.
977 (thread_across_edge): If there are too many statements in the
978 target block, then do not thread through it.
979 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
980 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
982 2005-11-03 Diego Novillo <dnovillo@redhat.com>
985 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
986 TODO_update_ssa instead of TODO_update_ssa_no_phi.
988 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
991 * tree-scalar-evolution.c (instantiate_parameters_1,
992 instantiate_parameters, resolve_mixers): Compute the size of an
993 expression to be instantiated and give up the instantiation if the
994 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
996 2005-11-04 Richard Guenther <rguenther@suse.de>
998 * tree-flow.h (ref_contains_indirect_ref): Rename to
999 array_ref_contains_indirect_ref.
1000 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
1001 (array_ref_contains_indirect_ref): Make comment match the code
1003 (ref_contains_array_ref): Likewise.
1004 * tree-ssa-structalias.c (find_func_aliases): Remove call to
1005 ref_contains_indirect_ref.
1006 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1007 Rename calls to ref_contains_indirect_ref.
1009 2005-11-04 Paul Brook <paul@codesourcery.com>
1011 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
1012 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
1013 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1014 * config/arm/arm.md: Use match_operand in peephole input templates
1015 and match_dup in peephole output templates.
1017 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1019 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
1022 2005-11-04 Mark Mitchell <mark@codesourcery.com>
1023 Daniel Jacobowitz <dan@codesourcery.com>
1025 * longlong.h (add_ssaaaa): Clobber condition code register
1027 (sub_ddmmss): Likewise.
1028 (umul_ppmm): Likewise.
1030 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1031 Paul Brook <paul@codesourcery.com>
1032 Phil Blundell <pb@reciva.com>
1034 * configure.ac: Add test for ARM TLS support.
1035 * configure: Regenerated.
1036 * config/arm/arm-protos.h (legitimize_tls_address)
1037 (arm_tls_referenced_p, tls_mentioned_p)
1038 (arm_output_addr_const_extra): New prototypes.
1039 (thumb_legitimize_pic_address): Delete.
1040 * config/arm/arm.c: Include "gt-arm.h".
1041 (enum tls_reloc): New.
1042 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
1043 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
1044 (arm_call_tls_get_addr, legitimize_tls_address)
1045 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
1046 (arm_init_tls_builtins, arm_emit_tls_decoration)
1047 (arm_output_addr_const_extra): New functions.
1048 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
1049 (TARGET_HAVE_TLS): Define.
1050 (target_thread_pointer): New.
1051 (arm_override_options): Handle -mtp=.
1052 (legitimize_pic_address): Ignore UNSPECs.
1053 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
1055 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
1056 (tls_get_addr_libfunc): New variable.
1057 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
1058 (arm_init_builtins): Call arm_init_tls_builtins.
1059 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
1060 (arm_encode_section_info): Call default_encode_section_info.
1061 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
1062 (enum arm_tp_type): New.
1063 (target_thread_pointer): Add declaration.
1064 (LEGITIMATE_CONSTANT_P): Handle TLS.
1065 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
1066 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
1067 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
1068 * config/arm/arm.md: Add UNSPEC_TLS.
1069 (movsi): Handle TLS.
1070 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
1072 (tls_load_dot_plus_eight): New insn and a peephole to create it.
1073 (load_tp_hard, load_tp_soft): New insns.
1074 * arm.opt: Add -mtp=.
1075 * doc/invoke.texi (ARM Options): Document -mtp.
1077 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1079 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
1080 * config/arm/libunwind.S: Include "lib1funcs.asm".
1081 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
1082 (LIB2ADDEH): Add libunwind.S.
1083 (LIB2ADDEHDEP): Add lib1funcs.asm.
1084 * mklibgcc.in: Handle asm files in libgcc_eh.a.
1086 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1089 * gcc/c.opt: Add a -lang-fortran option.
1090 * gcc/c-opts.c: Add a lang_fortran flag.
1091 (c_common_init_options): Handling the -lang-fortran option.
1092 (c_common_handle_option): Add a case for Fortran options in
1093 preprocessing. Remove cases for -ffixed-form and
1094 -ffixed-line-length. Add a case for -lang-fortran.
1096 2005-11-03 David Edelsohn <edelsohn@gnu.org>
1098 * config/rs6000/rs6000.c: Include params.h
1099 (optimization_options): Set max-grow-copy-bb-insns default to 16.
1100 (bdesc_2arg): Delete vpkuhss and vpkuwss.
1101 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
1102 (UNSPEC_VPKUWSS): Delete.
1103 (altivec_vpkuhss): Delete.
1104 (altivec_vpkuwss): Delete.
1105 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
1107 (neg_eq0<mode>): Remove final condition.
1108 (neg_eq<mode>): Remove condition and split-condition.
1110 2005-11-04 Alan Modra <amodra@bigpond.net.au>
1112 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
1113 Use associated print macros.
1115 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1118 * diagnostic.c (diagnostic_set_info_translated): New function.
1119 (diagnostic_set_info): Use it. Add comment.
1120 * diagnostic.h (diagnostic_set_info_translated): Declare.
1122 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
1124 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
1125 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
1126 reference only if 'public' is true.
1127 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
1128 emit the .hidden directive only if the indirect reference is public.
1129 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
1130 Pass it to dw2_force_const_mem.
1131 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
1132 * dwarf2out.c (output_cfi): Adjust calls to above function.
1133 (output_call_frame_info): Likewise.
1134 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
1135 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
1137 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
1139 PR tree-optimization/24483
1140 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
1141 field to elts if possible.
1143 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1146 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
1149 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
1151 Fix PR tree-optimization/24351
1153 * tree-ssa-structalias.c (struct variable_info): Add
1155 (get_varinfo_fc): New function to follow collapsing.
1156 (new_var_info): Set collapsed_to to NULL.
1157 (dump_constraint): Follow collapsing.
1158 (build_constraint_graph): Handle collapsing.
1159 (do_simple_structure_copy): Return false if something bad
1161 (collapse_rest_of_var): New function.
1162 (do_structure_copy): Collapse if do_simple_structure_copy returns
1165 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1168 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
1169 expressions to a statement list instead of gimplifying them.
1171 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1173 PR rtl-optimization/23585
1174 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
1175 that can't trap plus a constant integer, if the mode has zero size.
1177 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
1180 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
1182 ("*insv<mode>_reg_extimm"): Likewise.
1184 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1187 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
1188 c_common_type_for_mode returns an unnamed type.
1190 2005-11-02 Richard Henderson <rth@redhat.com>
1194 * dwarf2out.c (dwarf2out_reg_save_reg): New.
1195 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
1196 * function.c (assign_parms): Use calls.internal_arg_pointer.
1197 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
1199 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
1200 (TARGET_CALLS): Add it.
1201 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
1202 * targhooks.c (default_internal_arg_pointer): New.
1203 * targhooks.h (default_internal_arg_pointer): Declare.
1204 * tree.h (dwarf2out_reg_save_reg): Declare.
1205 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
1206 * config/i386/i386.c (dbx_register_map): Add return column.
1207 (dbx64_register_map, svr4_dbx_register_map): Likewise.
1208 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
1209 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
1210 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
1211 (ix86_save_reg): Save force_align_arg_pointer.
1212 (ix86_emit_save_regs): Make regno unsigned.
1213 (ix86_emit_save_regs_using_mov): Likewise.
1214 (ix86_expand_prologue): Handle force_align_arg_pointer.
1215 (ix86_expand_epilogue): Likewise.
1216 * config/i386/i386.h: (dbx_register_map): Update.
1217 (dbx64_register_map, svr4_dbx_register_map): Update.
1218 (struct machine_function): Add force_align_arg_pointer.
1219 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
1220 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
1221 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
1223 2005-11-02 Jan Hubicka <jh@suse.cz>
1226 * i386.md: Add peep2 for simplyfing array accesses.
1228 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1231 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
1232 * config/s390/s390.c (s390_decompose_shift_count): New function.
1233 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
1234 (print_shift_count_operand): Use s390_decompose_shift_count.
1235 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
1236 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
1238 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1241 * loop.c (loop_givs_rescan): Use force_operand to expand
1244 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
1247 * fold-const.c (build_range_check): Use unsigned when signed
1248 overflow is undefined also. If etype is subtype, make sure that
1249 the subtraction is in the supertype.
1251 2005-11-02 Richard Henderson <rth@redhat.com>
1254 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
1257 2005-11-01 Richard Henderson <rth@redhat.com>
1260 * loop.c (scan_loop): Do not propagate computations to a hard
1261 register destination with SMALL_REGISTER_CLASSES.
1263 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
1265 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
1266 costs for MULT inside PLUS or MINUS.
1268 2005-11-01 Bob Wilson <bob.wilson@acm.org>
1270 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
1271 (TRAMPOLINE_SIZE): Round up to 60.
1272 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
1274 2005-10-31 James E. Wilson <wilson@specifix.com>
1277 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
1278 ifdef. Put ifdefs around call in gen_subprogram_die.
1279 (compute_frame_pointer_to_cfa_displacement): Likewise.
1280 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
1283 PR rtl-optimization/17356
1284 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
1285 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
1287 2005-10-31 Jan Hubicka <jh@suse.cz>
1290 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
1293 * i386.c (legitimize_pic_address): Deal with large immediates.
1296 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
1297 from symbol names while computing checkup.
1300 * predict.c (predict_loops): Do not estimate more than
1301 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
1302 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
1304 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
1306 PR tree-optimization/19097
1307 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
1309 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
1311 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
1313 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
1316 * tree-inline.c (setup_one_parameter): If the init_stmt
1317 is NULL, don't insert the statement.
1319 2005-10-30 Jan Hubicka <jh@suse.cz>
1321 PR tree-optimization/24172
1322 * tree-inline.c (copy_body_r): Unshare the substituted value first.
1324 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
1326 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
1327 constants for hosts with long != 32 bits.
1329 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1332 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
1334 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
1336 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
1337 (TARGET_MS1_16_002): New.
1338 (TARGET_MS1_16_003): New.
1340 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
1341 ("*decrement_and_branch_until_zero_no_clobber"): New.
1342 Add corresponding splitter for decrement_and_branch_until_zero
1344 Key all decrement_and_branch_until_zero patterns off of
1347 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
1350 * tree-complex.c (extract_component): Treat RESULT_DECL
1351 like the rest of the decls.
1353 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
1355 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
1356 indirect call to _mcount if the function needs a static chain.
1358 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
1359 Caroline Tice <ctice@apple.com>
1361 PR rtl-optimization/24460
1362 * dwarf2out.c (have_switched_text_sections): New boolean variable.
1363 (dwarf2out_switch_text_section): Set it to true instead of
1364 incrementing separate_line_info_table_in_use.
1365 (output_loc_list): Additionally test have_switched_text_sections.
1366 (output_ranges): Likewise.
1367 (dwarf2out_finish): Likewise.
1368 * varasm.c (assemble_start_function): Do not call
1369 insert_section_boundary_note.
1370 (assemble_end_function): If flag_reorder_blocks_and_partition,
1371 switch to the function's section before emitting the .size directive.
1372 * bb-reorder.c (insert_section_boundary_note): Staticify.
1373 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
1374 * output.h (insert_section_boundary_note): Delete.
1376 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
1379 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
1380 instead of pointer equality when comparing types.
1382 2005-10-24 James E. Wilson <wilson@specifix.com>
1384 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
1385 add_dependence_list_and_free calls.
1387 2005-10-24 Steven Bosscher <stevenb@suse.de>
1389 * contrib.texi: Add the names of the LLNL folks who donated
1390 Cray pointer support for gfortran.
1392 2005-10-24 Steven Bosscher <stevenb@suse.de>
1394 PR tree-optimization/24225
1395 * profile.c (branch_prob): Look from end to start through a
1396 basic block when looking for a locus.
1398 2005-10-24 Richard Henderson <rth@redhat.com>
1400 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
1402 (hppa_expand_prologue): Likewise.
1404 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1406 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
1407 (NO_DEFERRED_PROFILE_COUNTERS): Define.
1408 * pa.h (NO_PROFILE_COUNTERS): Define.
1409 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
1410 (funcdef_nos): New vector to hold label numbers of deferred profile
1412 (output_deferred_profile_counters): New function.
1413 (hppa_profile_hook): Push label number onto funcdef_nos.
1414 (pa_hpux_file_end): Call output_deferred_profile_counters if
1415 NO_DEFERRED_PROFILE_COUNTERS is false.
1417 * pa-protos.h (get_deferred_plabel): New prototype.
1418 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
1420 (output_call): Adjust calls.
1422 2005-10-24 Alan Modra <amodra@bigpond.net.au>
1424 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
1425 peculiarity of GOT/TOC section usage.
1427 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
1430 * c-common.c (constant_string_class_name): Add documentation.
1432 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
1435 * recog.c (peephole2_optimize): Increment peep2_current_count
1436 only when the slot is empty.
1438 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1441 * except.c (output_function_exception_table): Call
1442 assemble_external_libcall if we need a personality function.
1444 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1446 PR rtl-optimization/24460
1447 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
1448 set the basic block for barriers.
1450 2005-10-21 Janis Johnson <janis187@us.ibm.com>
1452 * var-tracking.c (vt_initialize): Initialize post.
1454 2005-10-21 Devang Patel <dpatel@apple.com>
1457 * c-common.c (vector_types_convertible_p): Check vector element type.
1459 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
1461 * config/sh/sh.c (prepare_move_operands): Handle the address
1462 constant which is a tls symbolic address plus a constant.
1464 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
1467 * gcc.c (main): Use the correct counter for erroring out
1468 about mulitple files.
1470 2005-10-21 Alan Modra <amodra@bigpond.net.au>
1473 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
1474 use r2 for 64-bit tls .got access.
1476 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
1478 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
1481 2005-10-20 Steven Bosscher <stevenb@suse.de>
1483 PR tree-optimization/24307
1484 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
1486 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
1489 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
1491 * varasm.c (find_decl_and_mark_needed): After cgraph global info
1492 is ready, stop marking functions, but still mark variables.
1494 2005-10-20 Richard Guenther <rguenther@suse.de>
1497 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
1500 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1502 PR rtl-optimization/23585
1503 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
1504 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
1505 (may_trap_p_1): New predicate extracted from...
1506 (may_trap_p): ... here. Invoke may_trap_p_1.
1507 (may_trap_or_fault_p): New predicate.
1508 * rtl.h (may_trap_or_fault_p): Declare it.
1509 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
1510 instead of may_trap_p.
1511 (steal_delay_list_from_fallthrough): Likewise.
1512 (fill_simple_delay_slots): Likewise.
1513 (fill_slots_from_thread): Likewise.
1514 * function.c (pad_to_arg_alignment): Rework comment about
1515 SPARC_STACK_BOUNDARY_HACK.
1516 * config/sparc/sparc.h: Likewise.
1518 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
1520 * config/s390/s390.c (s390_expand_insv): New.
1521 * config/s390/s390-protos.h (s390_expand_insv): Declare.
1522 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
1523 ("icm_hi"): Remove mode attribute.
1524 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
1526 ("*extracthi", "*extractqi"): Remove.
1527 (extv<mode>", "*extzv<mode>"): New.
1528 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
1529 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
1531 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1533 * cfgexpand.c (discover_nonconstant_array_refs_r,
1534 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
1535 (tree_expand_cfg): Call discover_nonconstant_array_refs.
1536 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1537 discover_nonconstant_array_refs.
1539 2005-10-19 Steven Bosscher <stevenb@suse.de>
1542 * c-decl.c (pop_scope): Don't warn about an unused variable
1543 if it is marked with TREE_NO_WARNING.
1544 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
1545 somenow mismatch and olddecl is to be replaced.
1547 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1550 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
1551 whether registers live on the edge can be saved/restored.
1553 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
1555 * config/sh/sh.c (fixup_mova): Skip notes.
1557 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1559 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
1560 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
1561 (s390_can_eliminate): Handle BASE_REGNUM elimination.
1562 (s390_initial_elimination_offset): Likewise.
1563 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
1564 register on TARGET_ZARCH targets.
1565 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
1566 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1567 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
1568 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
1570 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1572 * config/s390/s390.md: Comment describing output modifiers updated.
1573 * config/s390/s390.c (print_operand): Likewise.
1575 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1577 * config/s390/s390.c (override_options): Added check for -mstack-size
1579 * doc/invoke.texi: Mention that limit in the documenation.
1581 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
1584 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
1586 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
1588 Fix PR tree-optimization/24231
1590 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
1591 (compute_avail): Ditto.
1593 2005-10-18 Richard Henderson <rth@redhat.com>
1596 * config/i386/i386.c (legitimate_constant_p): Check
1597 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
1599 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
1600 (legitimate_pic_address_disp_p): Reorg CONST checking to make
1601 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
1603 (print_operand_address): Likewise.
1604 * config/i386/predicates.md (x86_64_immediate_operand): Test
1605 SYMBOL_REF_TLS_MODEL properly inside CONST.
1606 (x86_64_zext_immediate_operand): Likewise.
1607 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
1608 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
1609 * config/i386/i386-protos.h: Remove predicates.md entries.
1611 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
1613 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1614 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
1616 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
1617 Ian Lance Taylor <ian@airs.com>
1620 * fold-const.c (fold_widened_comparison): Do not allow range based
1621 constant folding when right operand cannot be unwidened.
1623 2005-10-17 Richard Henderson <rth@redhat.com>
1625 * builtins.c (expand_builtin_synchronize): Build a new-style asm
1626 with a memory clobber.
1628 2005-10-17 James E Wilson <wilson@specifix.com>
1630 PR rtl-optimization/17356
1631 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
1632 checking for EDGE_EH.
1634 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1636 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
1637 the slot on an even boundary for any type with 16-byte alignment.
1639 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
1642 * md.texi (Modifiers) <%>: Clarify that % doesn't work
1643 after register allocation.
1645 2005-10-17 DJ Delorie <dj@redhat.com>
1647 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
1650 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
1653 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
1656 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
1658 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
1659 to 2 if it's already non-zero.
1660 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
1661 is set and warn about it if flag_schedule_insns is 1.
1663 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
1665 * config/crx/crx.md: Compare-and-branch instructions need to
1668 2005-10-17 Uros Bizjak <uros@kss-loka.si>
1671 * config/i386/i386.md (*pushdi2_rex64 splitter)
1672 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
1673 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
1674 flow2 pass only when (optimize > 0 && flag_peephole2).
1676 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
1679 * gcc.c (have_c): New static variable.
1681 (process_command): Remove declation of have_c.
1682 Set have_o to 1 when handling -o.
1683 (main): Add a fatel error if there are multiple
1684 files specified and -o and -c/-S is passed witout
1685 -combine or multiple languages.
1687 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
1689 Fix PR tree-optimization/22444
1690 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
1691 Assert that we don't hit something with subvars.
1692 (setup_pointers_and_addressables): Don't add things with subvars,
1693 because we'll already process the subvars for aliasing purposes.
1695 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
1698 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
1699 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
1700 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
1701 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
1702 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
1703 swapped, alternatives for the R constraint.
1706 * builtins.c (get_builtin_sync_mode): Make unlimited
1707 mode_for_size request.
1709 2005-10-15 Richard Henderson <rth@redhat.com>
1711 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
1712 (gimplify_expr): ... here.
1713 (gimplify_compound_lval): Use it in initial scan loop. Allow
1714 fb_lvalue in base expression.
1716 2005-10-15 Richard Henderson <rth@redhat.com>
1719 * builtins.c (expand_builtin_trap): Export.
1720 * expr.h (expand_builtin_trap): Declare.
1721 * expr.c (expand_assignment): Emit a trap for integral offsets
1722 from registers that weren't reduced to bitpos.
1724 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
1725 (mark_array_ref_addressable): Remove.
1726 * tree-flow.h (mark_array_ref_addressable): Remove.
1727 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
1729 2005-10-15 James E Wilson <wilson@specifix.com>
1732 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
1733 (add_dependence_list_and_free): Likewise.
1734 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1737 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1741 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1742 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1744 (vrp_visit_phi_node): Only prevent infinite iterations when
1745 the previous result and the new result are both VR_RANGEs.
1747 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1749 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1752 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1755 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1758 2005-10-14 Per Bothner <per@bothner.com>
1760 PR preprocessor/21250
1761 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1763 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1766 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1767 overflow flags. Refactor some conditionals.
1769 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1772 * tree-dfa.c (add_referenced_var): Only look at decls which
1773 have TREE_CONSTANT or TREE_READONLY set instead of if
1774 !TREE_PUBLIC or !TREE_CONSTANT.
1776 2005-10-13 James E Wilson <wilson@specifix.com>
1778 * doc/invoke.texi: For -x, add f95-cpp-input.
1779 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1781 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1783 PR tree-optimization/24262
1784 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1785 in loop all the time.
1787 2005-10-12 Richard Henderson <rth@redhat.com>
1790 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1791 * function.c (assign_parm_find_data_types): Don't support it.
1792 * print-tree.c (print_node): Likewise.
1793 * c-common.c (handle_transparent_union_attribute): Likewise.
1794 Use build_duplicate_type.
1795 * tree-inline.c (remap_type_1): Split out of remap_type;
1796 properly remap aggregate fields.
1797 (build_duplicate_type): New.
1798 * doc/extend.texi (Variable Attributes): Remove documentation
1799 for transparent_union.
1801 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1804 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1805 (gen_stack_pointer_dec): Likewise.
1807 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1811 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1813 (struct cxx): Add adjust_class_at_definition target hook.
1814 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1815 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1816 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1817 hook_void_tree. Add to TARGET_CXX.
1818 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1820 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1821 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1822 instead of attribute. Check for dllexport override. Warn if
1823 inconsistent dll linkage. Don't lose old dllimport if decl has
1824 had address referenced. Tweak lookup of dllimport atribute.
1825 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1826 for target specific rules. Don't add dllimport attribute if
1827 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1828 dllimport attribute.
1829 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1830 * varasm.c (initializer_constant_valid_p): Replace
1831 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1835 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1836 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1837 (i[34567]86-*-mingw32*): Likewise.
1839 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1840 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1842 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1843 C++-specific code. Change return value to bool.
1844 (i386_pe_dllimport_p): Likewise.
1845 (associated_type): Simplify and make language-independent
1846 (i386_pe_encode_section_info): Replace override of ambiguous
1847 dllimport symbol refs with a gcc_assert.
1848 (i386_pe_valid_dllimport_attribute_p): Define.
1849 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1850 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1851 i386_pe_adjust_class_at_definition.
1852 * config/i386/winnt-stubs.c: New file. Define stub versions of
1853 lang-specific functions.
1854 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1855 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1856 i386_pe_adjust_class_at_definition.
1857 (i386_pe_valid_dllimport_attribute_p): Declare.
1858 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1859 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1860 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1863 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1864 dllimport attribute with test of DECL_DLLIMPORT_P.
1866 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1868 * combine.c (make_extraction): Correct offset computation.
1870 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1872 * config/cris/t-linux (LIMITS_H_TEST): Define.
1874 2005-10-12 Richard Henderson <rth@redhat.com>
1877 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1879 2005-10-12 Richard Guenther <rguenther@suse.de>
1881 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1883 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1886 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1887 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1890 2005-10-12 Richard Guenther <rguenther@suse.de>
1893 * varasm.c (output_constant): Correct typo from previous
1896 2005-10-11 Ian Lance Taylor <ian@airs.com>
1898 PR rtl-optimization/13931
1899 * combine.c: Revert patch of 2003-05-14, and:
1900 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1901 completely killed in the appropriate insn.
1902 (distribute_notes): Don't skip multiple hard register test for
1903 elim_i1 and elim_i2.
1905 2005-10-11 Richard Henderson <rth@redhat.com>
1908 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1909 to initialize a transparent union instead of a nop_expr.
1911 2005-10-11 Richard Henderson <rth@redhat.com>
1913 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1914 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1915 (tree_ssa_dce_loop): Call scev_reset.
1918 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1919 * tree-ssa-dce.c: Include cfgloop.h.
1920 (tree_ssa_dce_loop, pass_dce_loop): New.
1921 * tree-pass.h (pass_dce_loop): Declare it.
1922 * passes.c (init_optimization_passes): Use it.
1924 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1927 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1928 Only apply the optimization for rounding builtins if the inner
1929 cast is also an extension.
1931 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1934 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1935 mark_new_vars_to_rename instead of update_stmt.
1937 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1939 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1941 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1943 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1944 for setting MMX register to 0 rather than mmx.
1946 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1949 * configure.ac: Move gas check from mips specific case to common case.
1950 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1951 * configure: Regenerate
1952 * doc/install.texi: Update.
1954 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1957 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1959 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1961 * gcc.c (do_spec_1): Accept numeric characters in file name
1964 2005-10-10 Nick Clifton <nickc@redhat.com>
1966 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1967 describing the deleted arm_gen_rotated_half_load function.
1969 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1971 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1974 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1976 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1978 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1979 (EXTRA_MULTILIB_PARTS): Define.
1980 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1981 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1982 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1983 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1984 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1985 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1987 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1989 PR tree-optimization/24226
1990 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1991 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1992 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1995 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1997 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1999 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
2002 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
2003 Rewrite for no need for the early clobber.
2005 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2007 Merge from csl-arm-branch:
2008 2005-09-07 Paul Brook <paul@codesourcery.com>
2009 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
2012 2005-04-30 Paul Brook <paul@codesourcery.com>
2013 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
2014 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
2016 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
2017 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
2018 (arm_override_options): Use TARGET_AAPCS_BASED.
2019 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
2020 (PTRDIFF_TYPE): Use int for AAPCS.
2021 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
2022 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
2023 (DEFAULT_SHORT_ENUMS): Delete.
2024 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
2026 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
2027 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
2028 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
2029 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
2031 2004-12-03 Mark Mitchell <mark@codesourcery.com>
2032 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
2034 2004-11-22 Mark Mitchell <mark@codesourcery.com>
2035 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
2037 2004-11-19 Mark Mitchell <mark@codesourcery.com>
2038 * config.gcc (arm*-*-linux-gnueabi): Add it.
2039 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
2041 (TARGET_OS_CPP_BUILTINS): Likeiwse.
2042 * config/arm/linux-eabi.h: New file.
2043 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
2044 (LINUX_TARET_LINK_SPEC): Likewise.
2045 (LINK_SPEC): Use it.
2046 * config/arm/t-linux-eabi: New file.
2048 2005-10-08 Steven Bosscher <stevenb@suse.de>
2051 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
2053 (PARAM_SMS_DFA_HISTORY): Likewise.
2055 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2058 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
2059 (load_register_parameters): Call it.
2060 (check_sibcall_argument_overlap_1): Likewise.
2061 (store_one_arg): Likewise.
2063 2005-10-07 James E. Wilson <wilson@specifix.com>
2065 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
2066 DImode not VECINT24 for operand 2.
2069 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
2073 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
2074 fr_spill): Use destination_operand for operand 0.
2076 2005-10-07 DJ Delorie <dj@redhat.com>
2078 * varasm.c (output_constant): Limit error to expanding
2081 2005-10-07 Richard Guenther <rguenther@suse.de>
2084 * fold-const.c (fold_binary): Fix operand types during folding
2085 of X op (A, Y). Evaluation order of the side-effects of
2086 X and A are frontend-defined, so ensure we honour that even for
2087 tcc_comparison class operands; eased by removing duplicate code.
2089 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2091 * stor-layout.c (layout_type): Do not allow alignment of array
2092 elements to be greater than their size.
2094 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2096 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
2098 (hppa*-*-linux*): Ditto.
2099 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
2100 * config/host-hpux.c: New.
2101 * config/x-hpux: New.
2102 * config/pa/x-hpux: Remove.
2103 * config/pa/x-linux: Remove.
2104 * config/pa/pa-host.c: Remove.
2106 2005-10-07 Jeff Law <law@redhat.com>
2108 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
2109 determine whether or not to try and thread outgoing edges.
2111 2005-10-07 David Edelsohn <edelsohn@gnu.org>
2113 * config/rs6000/rs6000.md (eqsi_power): New.
2114 (neg_eq0si): Add TARGET_POWER to final condition.
2117 2005-10-06 Richard Henderson <rth@redhat.com>
2119 * config/rs6000/rs6000.c: Revert last change.
2121 2005-10-06 Richard Henderson <rth@redhat.com>
2123 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
2124 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
2126 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
2130 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
2131 out return_label and naked_return_label.
2133 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2135 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
2138 2005-10-06 Richard Henderson <rth@redhat.com>
2141 * tree-inline.c (declare_return_variable): Handle modify_dest not
2144 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2146 Fix PR tree-optimization/22488
2147 * tree-ssa-structalias.c (check_for_overlaps): New function.
2148 (create_variable_info_for): Use it.
2150 2005-10-06 Richard Henderson <rth@redhat.com>
2153 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
2154 (dwarf2out_start_source_file): Print it.
2156 2005-10-06 Geoffrey Keating <geoffk@apple.com>
2158 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
2160 2005-10-06 Richard Henderson <rth@redhat.com>
2163 * mode-switching.c (optimize_mode_switching): Clear transp bit
2164 for block with incomming abnormal edges.
2166 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
2167 (fpscr_set_from_mem): Use them.
2168 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
2169 (fpscr postinc splitters): Rewrite as peephole2+split.
2171 2005-10-06 David Edelsohn <edelsohn@gnu.org>
2173 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
2174 (eq<mode>_compare): Same.
2176 2005-10-06 Richard Guenther <rguenther@suse.de>
2178 PR tree-optimization/24238
2179 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
2181 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
2183 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
2184 here. Use AC_PATH_PROG for environment variables instead of
2186 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
2188 * configure: Regenerated.
2190 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
2193 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
2194 then force it into a register.
2195 (call_value): Likewise.
2197 2005-10-06 Richard Henderson <rth@redhat.com>
2200 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
2201 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
2202 under pass_vectorize.
2204 2005-10-05 Devang Patel <dpatel@apple.com>
2207 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
2208 handling constants. Check NAMESPACE_DECL context for constants.
2210 2005-10-05 Eric Christopher <echristo@apple.com>
2212 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
2214 2005-10-05 Richard Henderson <rth@redhat.com>
2217 * tree-cfg.c (mark_array_ref_addressable_1): New.
2218 (mark_array_ref_addressable): New.
2219 * tree-flow.h (mark_array_ref_addressable): Declare.
2220 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
2222 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
2226 * reload.c (subst_reloads): When adding a REG_LABEL to a
2227 jump instruction, also update JUMP_LABEL.
2229 2005-10-05 David Edelsohn <edelsohn@gnu.org>
2231 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
2232 * bb-reorder.c (copy_bb_p): Use it.
2233 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
2235 2005-10-05 Richard Henderson <rth@redhat.com>
2238 * toplev.c (process_options): Warn about unsupported combinations
2239 of unwind tables and omit-frame-pointer.
2240 * config/i386/i386.c (override_options): Similarly. Enable
2241 accumulate-outgoing-args if not explicitly disabled.
2243 2005-10-05 Steve Ellcey <sje@cup.hp.com>
2245 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
2246 Handle big endian vs. small endian.
2247 (vec_initv2sf): Handle big endian vs. small endian.
2248 (*vec_extractv2sf_1): Ditto.
2250 2005-10-05 Dale Johannesen <dalej@apple.com>
2252 * convert.c (convert_to_real): Don't convert
2253 (float)floor(double d) to floorf((float)d).
2255 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
2257 * config/arm/arm.md (insv): Use gen_int_mode in more places.
2259 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
2261 PR tree-optimization/18587
2262 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
2263 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
2264 build_vuses): Change to VEC type.
2265 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
2266 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
2267 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
2268 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
2269 (get_name_decl): New. Return DECL_UID of base variable.
2270 (operand_build_cmp): New. qsort comparison routine.
2271 (operand_build_sort_virtual): New. Sort virtual build vector.
2272 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
2273 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
2274 (FINALIZE_BASE): Use get_name_decl.
2275 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
2276 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
2277 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
2278 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
2279 direct VEC_* manipulations.
2280 (build_ssa_operands): Call operand_build_sort_virtual.
2281 (copy_virtual_operand, create_ssa_artficial_load_stmt,
2282 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
2283 with direct VEC_* manipulations.
2284 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
2285 with direct VEC manipulations.
2287 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
2289 PR tree-optimization/21419
2290 PR tree-optimization/24146
2291 PR tree-optimization/24151
2293 * c-typeck.c (readonly_error): Handle USE being lv_asm.
2294 (build_asm_expr): Call it if outputs are read-only.
2295 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
2297 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
2298 Paolo Bonzini <bonzini@gnu.org>
2302 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
2303 enable the instructions and not just the built-ins.
2304 * doc/invoke.texi (x86 Options): Likewise.
2306 2005-10-04 Geoffrey Keating <geoffk@apple.com>
2308 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
2310 * doc/invoke.texi (Option Summary): Correct spelling
2311 of -mmacosx-version-min.
2313 2005-10-04 Devang Patel <dpatel@apple.com>
2315 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
2318 2005-10-04 Steve Ellcey <sje@cup.hp.com>
2320 * tree-vect-transform.c (vect_create_epilog_for_reduction):
2321 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
2323 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
2325 * config/s390/s390.md ("TDSI","DP"): New mode macros.
2326 ("TE","tg"): New mode attributes.
2327 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
2328 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
2329 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
2330 dword_mode and one for GPRmode.
2332 2005-10-04 Ian Lance Taylor <ian@airs.com>
2334 PR preprocessor/13726
2335 * c-ppoutput.c (cb_include): Add comments parameter, and print out
2336 any comments passed in.
2338 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2340 * tree.c (annotate_with_file_line): Fix typo.
2342 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2345 * builtins.c (fold_builtin_memcmp): When constructing the pointer
2346 type used to access data in the inlined length == 1 case, use
2347 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
2348 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
2350 2005-10-04 Uros Bizjak <uros@kss-loka.si>
2352 * config/i386/i386.h (TARGET_FISTTP): Enable also for
2353 TARGET_SSE3 and only for TARGET_80387.
2354 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
2355 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
2356 Do not depend on TARGET_80387.
2358 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2360 * tree.c (last_annotated_node): Change type to location_t*.
2361 (annotate_with_file_line): Reflect the change of
2362 last_annotated_node type.
2364 2005-10-04 Richard Guenther <rguenther@suse.de>
2367 * c-decl.c (grokdeclarator): Don't write to fields
2370 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2373 * c-decl.c (finish_decl): Use set_user_assembler_name even for
2375 * varasm.c (make_decl_rtl): If a register variable does not
2376 have a set user assmbler name, error out.
2377 Decode the asmspec is now name+1 bypassing '*'.
2379 2005-10-04 Steven Bosscher <stevenb@suse.de>
2381 PR tree-optimization/23049
2382 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
2383 of a COND_EXPR is folded before calling fold on the whole rhs of a
2384 conditional assignment.
2385 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
2386 document that a COND_EXPR may appear there.
2388 2005-10-03 Diego Novillo <dnovillo@redhat.com>
2391 * tree-vrp.c (extract_range_from_assert): If the new numeric
2392 range created out of the assertion contradicts the existing
2393 numeric range of the ASSERT_EXPR variable, make the new range
2396 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
2398 * config/sh/sh.c (sh_register_move_cost): Add case for moving
2399 from T_REGS to FP register class.
2401 2005-10-03 Richard Henderson <rth@redhat.com>
2404 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
2405 before creating a new one.
2407 2005-10-03 David Edelsohn <edelsohn@gnu.org>
2409 * config/rs6000/t-aix43 (LDFLAGS): New.
2410 * config/rs6000/t-aix52 (LDFLAGS): New.
2412 2005-10-03 Ian Lance Taylor <ian@airs.com>
2414 * gimplify.c (find_single_pointer_decl_1): New static function.
2415 (find_single_pointer_decl): New static function.
2416 (internal_get_tmp_var): For a formal variable, set restrict base
2417 information if appropriate.
2418 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
2420 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
2421 (DECL_GET_RESTRICT_BASE): Define.
2422 (SET_DECL_RESTRICT_BASE): Define.
2423 (decl_restrict_base_lookup): Declare.
2424 (decl_restrict_base_insert): Declare.
2425 (struct tree_decl_with_vis): Add based_on_restrict_p field.
2426 * tree.c (restrict_base_for_decl): New static variable.
2427 (init_ttree): Initialize restrict_base_for_decl.
2428 (copy_node_stat): Copy restrict base information.
2429 (decl_restrict_base_lookup): New function.
2430 (decl_restrict_base_insert): New function.
2431 (print_restrict_base_statistics): New static function.
2432 (dump_tree_statistics): Call print_restrict_base_statistics.
2434 2005-10-02 Diego Novillo <dnovillo@redhat.com>
2437 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
2438 case of anti-ranges.
2440 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
2443 * c-typeck.c (tagged_tu_seen): Rename to ...
2444 (tagged_tu_seen_cache): this and add val field.
2445 (comptypes): Move functional to comptypes_internal
2446 and free tagged_tu_seen.
2447 (comptypes_internal): New function and call comptypes_internal
2448 instead of comptypes. Speed up by sibcalling
2449 tagged_types_tu_compatible_p.
2450 (alloc_tagged_tu_seen): New function
2451 (free_all_tagged_tu_seen_up_to): New function.
2452 (tagged_types_tu_compatible_p): Return the val of the seen two
2454 Add that the two types are the same to tagged_tu_seen_base
2455 if they are and call comptypes_internal instead of comptypes.
2456 <case UNION_TYPE>: Speed up common type where the fields are
2458 (function_types_compatible_p): Call comptypes_internal instead of
2460 (type_lists_compatible_p): Likewise.
2461 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
2463 2005-10-02 Matthias Klose <doko@debian.org>
2465 * doc/invoke.texi: Fix typo and speling error.
2467 2005-10-01 Richard Henderson <rth@redhat.com>
2469 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
2471 2005-10-01 Mark Mitchell <mark@codesourcery.com>
2473 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
2474 using --start-group and --end-group.
2476 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2478 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
2479 FIXME note regarding quirky semantics.
2481 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2484 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
2485 non-null range as a last resort.
2487 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
2488 Diego Novillo <dnovillo@redhat.com>
2491 * tree-vrp.c (extract_range_from_assert): For !=
2492 assertions, only build an anti-range if LIMIT is a
2493 single-valued range.
2495 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
2497 * arm.md (movqi): On thumb when optimizing, handle loading from
2498 memory by describing this as taking a subreg of a zero-extended load
2499 into an SImode register.
2502 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
2504 * reload1.c (merge_assigned_reloads): Do not change any
2505 RELOAD_FOR_OUTPUT_ADDRESS reloads.
2507 2005-09-30 Geoffrey Keating <geoffk@apple.com>
2509 * Makefile.in (LIPO_FOR_TARGET): Define.
2510 (STRIP_FOR_TARGET): Define.
2512 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
2513 before creating new ones. Do symlinks before creating the actual
2516 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
2517 to work out which multilibs are actually being built.
2519 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
2521 * tree-vect-transform.c, config/ms1/ms1.md,
2522 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
2523 Follow spelling conventions.
2524 * doc/invoke.texi, doc/md.texi: Fix typos.
2526 2005-09-30 Andrew Macleod <amacleod@redat.com>
2528 PR tree-optimization/21430
2529 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
2530 use operands, and set stmt pointer if need be.
2531 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
2532 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
2535 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2538 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
2540 2005-09-29 Mark Mitchell <mark@codesourcery.com>
2542 * optabs.c (expand_binop): Initialize first_pass_p.
2544 2005-09-29 Jakub Jelinek <jakub@redhat.com>
2547 * c-decl.c (c_write_global_declarations_1): If any
2548 wrapup_global_declaration_2 call returned true, restart the loop.
2550 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
2552 Fix PR tree-optimization/24117
2553 * tree-ssa-structalias.c (find_func_aliases): Strip nops
2554 before considering whether to use anyoffset.
2556 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2560 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2562 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2564 (swap_commutative_operands_with_target): New.
2566 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2569 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
2572 2005-09-29 Steven Bosscher <stevenb@suse.de>
2574 PR tree-optimization/23911
2575 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
2576 and IMAGPART_EXPR too.
2578 2005-09-28 Mark Mitchell <mark@codesourcery.com>
2581 * expmed.c (expand_shift): Move logic to reverse rotation
2582 direction when rotating by constants ...
2583 * optabs.c (expand_binop): ... here.
2584 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
2585 (ix86_rotrdi3): New pattern.
2586 (rotldi3): Handle 32-bit mode.
2587 (ix86_rotldi3): New pattern.
2589 2005-09-29 Alan Modra <amodra@bigpond.net.au>
2592 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
2593 check for numbers that need no bit twiddle.
2595 2005-09-28 Geoffrey Keating <geoffk@apple.com>
2597 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
2598 multilib to be built.
2600 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
2601 (stage1-start): Delete old libgcc and libunwind before moving
2602 anything into the stage directory.
2603 (stage2-start): Likewise.
2604 (stage3-start): Likewise.
2605 (stage4-start): Likewise.
2606 (stageprofile-start): Likewise.
2607 (stagefeedback-start): Likewise.
2608 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
2609 header in tm_file and CPU-specific t-darwin in tmake_file.
2610 (i[34567]86-*-darwin*): Don't change tm_file.
2611 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
2612 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
2613 shared library stub for target OS version.
2614 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
2615 (SHLIB_LINK): Don't make SHLIB_SOLINK.
2616 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
2617 (libgcc_s.%.dylib): New.
2619 (install-darwin-libgcc-stubs): New.
2620 (INSTALL_LIBGCC): New append.
2621 * config/i386/darwin-libgcc.10.4.ver: New.
2622 * config/i386/darwin-libgcc.10.5.ver: New.
2623 * config/i386/t-darwin: New.
2624 * config/rs6000/darwin-libgcc.10.4.ver: New.
2625 * config/rs6000/darwin-libgcc.10.5.ver: New.
2626 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
2627 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
2629 2005-09-28 Paul Brook <paul@codesourcery.com>
2631 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
2634 2005-09-28 Richard Guenther <rguenther@suse.de>
2636 PR tree-optimization/23853
2637 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
2638 host_integerp to verify misalignment value.
2640 2005-09-28 Richard Henderson <rth@redhat.com>
2642 * builtins.c (get_builtin_sync_mode): New.
2643 (expand_builtin_sync_operation): Pass in mode argument.
2644 (expand_builtin_compare_and_swap): Likewise.
2645 (expand_builtin_lock_test_and_set): Likewise.
2646 (expand_builtin_lock_release): Likewise.
2647 (expand_builtin): Update to match.
2649 2005-09-28 Nick Clifton <nickc@redhat.com>
2651 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
2652 formatting. Add check to PLUS case to ensure that the offset is
2653 within an acceptable range.
2655 * config/v850/v850.md (casesi): Disable the generation of the
2656 switch pattern as it is not being handled properly at the moment.
2658 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
2659 for when the high words are identical.
2661 2005-09-27 Richard Henderson <rth@redhat.com>
2663 * pretty-print.c (pp_base_format): Fix typo for %>.
2665 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
2666 Devang Patel <dpatel@apple.com>
2668 PR tree-optimization/23625
2669 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
2670 LABEL_EXPR, assertion check.
2672 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
2674 * optabs.c (no_conflict_move_test): Check if a result of a
2675 to-be-moved insn would be clobbered by an originally
2678 2005-09-27 Jeff Law <law@redhat.com>
2680 * passes.c (init_optimization_passes): Replace copy propagation
2681 passes immediately after DOM with phi-only copy propagation
2682 pases. Add phi-only copy propagation pass after first DOM pass.
2683 * tree-pass.h (pass_phi_only_copy_prop): Declare.
2684 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
2685 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
2686 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
2687 to init_copy_prop. Callers updated.
2688 (do_phi_only_copy_prop): New function.
2689 (pass_phi_only_copy_prop): New pass descriptor.
2691 2005-09-27 Nick Clifton <nickc@redhat.com>
2693 * libgcc2.c (__popcount_tab): Remove redundant prototype.
2695 2005-09-26 Jason Merrill <jason@redhat.com>
2698 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
2700 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
2702 2005-09-26 James E Wilson <wilson@specifix.com>
2704 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
2705 copyright. Add gcc copyright plus libgcc exception.
2706 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
2708 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
2710 2005-09-26 Jeff Law <law@redhat.com>
2712 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
2713 about when to iterate.
2715 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
2718 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
2719 for __complex__ double in -mcpu=G5 mode.
2721 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2723 PR tree-optimization/23942
2724 * Makefile.in (SCEV_H): Depends on PARAMS_H.
2725 * tree-scalar-evolution.c: Include params.h.
2727 (follow_ssa_edge, follow_ssa_edge_in_rhs,
2728 follow_ssa_edge_in_condition_phi_branch,
2729 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
2730 Change return type to t_bool. Use a parameter to limit the size of
2731 trees that are walked before stopping
2732 (analyze_evolution_in_loop): Initialize the limit to 0.
2733 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2734 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2736 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2739 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2740 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2742 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2744 * combine.c (make_extraction): Check for valid use of subreg.
2746 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2749 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2750 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2751 ("fist<mode>2_with_temp"): Use only register operands.
2753 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2755 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2756 CALL_INSN_FUNCTION_USAGE.
2758 2005-09-26 Richard Guenther <rguenther@suse.de>
2761 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2762 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2763 (ldst_entry): Use the hashtable instead of list-walking.
2764 (find_rtx_in_ldst): Likewise.
2765 (free_ldst_entry): Free the hashtable.
2766 (compute_ld_motion_mems): Create the hashtable.
2767 (trim_ld_motion_mems): Remove entry from hashtable if
2768 removing it from list.
2769 (compute_store_table): Likewise^2.
2770 (store_motion): Free hashtable in case we did not see
2773 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2775 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2776 and arg1 if we are passing them to fold_build2.
2778 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2781 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2784 2005-09-25 Richard Henderson <rth@redhat.com>
2786 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2787 SYMBOL_REF_TLS_MODEL to be correct.
2789 2005-09-24 Richard Henderson <rth@redhat.com>
2791 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2792 end of function. Reindent.
2794 2005-09-24 Ian Lance Taylor <ian@airs.com>
2796 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2797 NEGATE_EXPR/BIT_NOT_EXPR case.
2799 2005-09-24 Richard Henderson <rth@redhat.com>
2801 * c-common.c (handle_mode_attribute): When not modifying in place,
2802 create subtypes for enumerations.
2803 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2804 * gimplify.c (create_tmp_from_val): Likewise.
2806 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2808 * config/i386/i386.md (*tls_global_dynamic_64,
2809 *tls_local_dynamic_base_64): Add missing mode to call.
2810 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2812 2005-09-24 Jan Hubicka <jh@suse.cz>
2814 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2815 (cgraph_clone_node): Likewise.
2816 * cgraph.h (cgraph_clone_edge): Update prototype.
2817 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2818 duplicated prototypes; add updating argument.
2819 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2820 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2822 (cgraph_mark_inline_edge): Likewise.
2823 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2824 (cgraph_flatten_node): Likewise.
2825 (cgraph_decide_recursive_inlining): Likewise.
2826 (cgraph_decide_inlining_of_small_function): Likewise.
2827 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2829 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2830 Pete Steinmetz <steinmtz@us.ibm.com>
2832 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2833 (rldic.): Set type to "compare".
2835 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2836 mfjmpr for MFCTR/MFLR.
2837 (movdf_hardfloat64): Same.
2838 (movdf_softfloat64): Same. Correct order of store and move types.
2839 (movti_string): Set type to store_ux/load_ux.
2840 (load_multiple): Set type to load_ux.
2841 (store_multiple): Set type to store_ux.
2842 (movmemsi): Set type to store_ux.
2843 (output_cbranch direct_return): Set type to jmpreg.
2844 (stmw): Set type to store_ux.
2845 (lmw): Set type to load_ux.
2846 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2847 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2848 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2849 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2850 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2851 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2852 (rios1-fpstore): Increase latency to 3.
2853 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2854 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2856 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2857 Andrew Pinski <pinskia@physics.uc.edu>
2859 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2860 operand2 constraint to "b".
2861 (sync_<fetchop_name>di_internal): Same.
2862 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2864 (sync_old_<fetchop_name>di_internal): Same.
2865 (sync_new_<fetchop_name>si_internal): Same.
2866 (sync_new_<fetchop_name>di_internal): Same.
2868 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2871 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2872 case, define as macros.
2874 PR rtl-optimization/23837
2875 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2876 clobber / clobber match between dest and p->first.
2878 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2879 (no_conflict_move_test): Update comments.
2881 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2883 * doc/install.texi: Update URL for Jacks.
2884 * doc/sourcebuild.texi: Likewise.
2886 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2889 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2890 registers when choosing register preferences.
2891 (movdf_hardfloat64): Same.
2893 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2895 * expmed.c (expand_shift): Don't use the target of the rotate as
2896 target for the first expanded shift insn.
2897 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2899 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2901 PR tree-optimization/22438
2902 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2903 preserved iv rhs rewriting specially.
2905 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2907 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2908 estimate_only is true.
2909 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2910 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2911 tree-ssa-structalias.c
2912 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2913 ref_contains_indirect_ref.
2914 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2916 2005-09-21 DJ Delorie <dj@redhat.com>
2918 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2920 (mn10300_return_in_memory): Support variable size types also.
2921 (mn10300_pass_by_reference): Likewise.
2922 (mn10300_function_value): New.
2923 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2924 (FUNCTION_OUTGOING_VALUE): Likewise.
2925 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2926 * doc/invoke.texi: Document it.
2928 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2931 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2932 force integer op1 into register for XFmode compares.
2934 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2937 * expmed.c (alg_code): Add alg_impossible.
2938 (alg_hash_entry): Add cost.
2939 (synth_mult): Record alg_impossible in the hash table if
2940 multiplication by a given integer is impossble within the
2941 limit. Speed up using alg_impossible.
2943 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2945 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2946 argument. Allow and set any offset if needs_anyoffset is passed
2948 (get_constraint_for): Add argument here too.
2950 (do_structure_copy): Pass NULL to get_constraint_for.
2951 (handle_ptr_arith): Ditto.
2952 (find_func_aliases): Ditto.
2954 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2956 PR rtl-optimization/23898
2957 * output.h (get_attr_min_length): Declare.
2958 * final.c (get_attr_length_1): New function, broken out of:
2960 (get_attr_min_length): New function.
2961 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2962 (duplicate_computed_gotos): Likewise.
2963 * genattr.c (insn_min_length): Generate declaration.
2964 * genattrtab.c (min_fn, min_attr_value): New functions.
2965 (make_length_attrs): Generate insn_min_length.
2967 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2969 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2971 2005-09-20 Richard Henderson <rth@redhat.com>
2973 PR tree-optimization/24059
2974 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2977 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2979 * c.opt (fextended-identifiers): New.
2980 * c-opts.c (c_common_handle_option): Handle
2981 -fextended-identifiers.
2982 * doc/cpp.texi: Update documentation of extended identifiers.
2983 * doc/cppopts.texi (-fextended-identifiers): Document.
2985 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2987 PR tree-optimization/23929
2988 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2991 PR tree-optimization/23818
2992 * tree-stdarg.c (execute_optimize_stdarg): Call
2993 calculate_dominance_info.
2995 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2997 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2998 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2999 (compute_overlap_steps_for_affine_1_2): Use
3000 get_number_of_iters_for_loop.
3001 (analyze_subscript_affine_affine): Check whether difference is
3003 Use get_number_of_iters_for_loop.
3004 Check whether overlap occurs outside of bounds.
3005 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
3007 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
3009 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
3010 base register if possible.
3012 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
3014 PR tree-optimization/18463
3015 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
3016 converting it directly is not possible.
3017 (chrec_convert_aggressive): New function.
3018 * tree-chrec.h (chrec_convert_aggressive): Declare.
3019 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
3020 Fold chrec conversions aggressively if asked to.
3021 (instantiate_parameters): Modified because of changes in
3022 instantiate_parameters_1.
3024 2005-09-19 Richard Henderson <rth@redhat.com>
3026 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
3027 (reduc_splus_v2df): New.
3029 2005-09-19 Richard Sandiford <richard@codesourcery.com>
3031 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
3032 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
3034 2005-09-19 Richard Henderson <rth@redhat.com>
3036 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
3039 2005-09-19 Richard Henderson <rth@redhat.com>
3041 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
3042 (ia64_expand_dot_prod_v8qi): New.
3043 * config/ia64/ia64-protos.h: Update.
3044 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
3045 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
3046 sdot_prodv8qi, sdot_prodv4hi): New.
3047 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
3049 2005-09-19 Richard Henderson <rth@redhat.com>
3052 * real.c (exact_real_truncate): Return false if the format cannot
3053 represent the number as a normal.
3055 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
3056 for a memory source.
3058 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
3060 * tree-ssa-operands.c (swap_tree_operands): Export.
3061 * tree.h (swap_tree_operands): Declare.
3062 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
3063 Call swap_tree_operands.
3065 2005-09-19 Richard Henderson <rth@redhat.com>
3067 * tree-flow.h (merge_alias_info): Declare.
3068 * tree-ssa-copy.c (merge_alias_info): Export.
3069 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
3070 (vect_create_data_ref_ptr): Use create_iv directly.
3071 (vectorizable_load): Use correct types for integer constants.
3072 (vect_generate_tmps_on_preheader): Likewise.
3073 (vect_gen_niters_for_prolog_loop): Likewise.
3075 2005-09-19 Steven Bosscher <stevenb@suse.de>
3077 PR rtl-optimization/23943
3078 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
3080 2005-09-18 Jan Hubicka <jh@suse.cz>
3082 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
3084 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
3086 * varasm.c (output_constant): Do not abort on conversions to union
3087 types between different sizes.
3089 2005-09-18 Richard Guenther <rguenther@suse.de>
3092 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
3095 2005-09-18 Paul Brook <paul@codesourcery.com>
3097 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
3099 2005-09-17 Richard Henderson <rth@redhat.com>
3101 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
3102 * tree-ssa-loop.c (pass_vect_dce): Remove.
3103 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
3106 2005-09-17 Richard Henderson <rth@redhat.com>
3108 * tree-pass.h (pass_vect_dce): Declare.
3109 * passes.c (init_optimization_passes): Add it.
3110 * tree-flow.h (tree_ssa_dce): Declare.
3111 * tree-ssa-dce.c (tree_ssa_dce): Export.
3112 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
3113 (gate_tree_vectorize): ... here.
3114 (pass_vect_dce): New.
3116 2005-09-17 Jan Hubicka <jh@suse.cz>
3118 * except.c (struct eh_status): Turn region_array into vec.
3119 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
3120 convert_from_eh_region_ranges, find_exception_handler_labels,
3121 current_function_has_exception_handlers, assign_filter_values,
3122 build_post_landing_pads, dw2_build_landing_pads,
3123 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
3124 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
3125 foreach_reachable_handler, can_throw_internal_1,
3126 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
3128 (duplicate_eh_region_1): Update region_array.
3129 (duplicate_eh_regions): Resize region_array and avoid recomputing.
3131 2005-09-17 David Edelsohn <edelsohn@gnu.org>
3134 * expmed.c (expand_mult): Substitute simple register for op0 when
3137 2005-09-17 Richard Henderson <rth@redhat.com>
3139 * expr.c (emit_move_via_integer): Add force argument, pass it on
3140 to emit_move_change_mode. Update callers.
3141 (emit_move_complex): Pass true to new force argument.
3142 * function.c (expand_function_end): Move expand_eh_return call
3143 earlier. Merge sub-word complex values into a pseudo before
3144 copying to the return hard register.
3146 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
3148 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
3149 between different sizes.
3151 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
3155 * passes.c (init_optimization_passes): Register dump files for
3158 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
3160 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
3161 * config/s390/s390.c (s390_overlap_p): New function.
3162 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
3163 peephole2, "*xc" peephole2): Added overlap check to the peephole2
3166 2005-09-16 Richard Guenther <rguenther@suse.de>
3168 * ipa-pure-const.c (static_execute): Free auxiliar information.
3169 * ipa-type-escape.c (discover_unique_type): Free temporary key.
3170 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
3172 2005-09-15 DJ Delorie <dj@redhat.com>
3174 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
3176 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3178 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3180 (swap_commutative_operands_with_target): New.
3182 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
3184 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
3187 (estimate_iters_using_array): New function.
3188 * tree-data-ref.h (estimate_iters_using_array): Prototype
3189 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3190 Use estimate_iters_using_array instead of analyze_array.
3192 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
3194 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
3197 2005-09-15 Michael Matz <matz@suse.de>
3199 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
3201 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
3203 PR tree-optimization/23835
3204 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
3205 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
3207 2005-09-14 Richard Henderson <rth@redhat.com>
3209 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
3210 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
3212 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
3214 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
3215 in the ARRAY_TYPE case.
3217 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
3219 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
3221 2005-09-14 Uros Bizjak <uros@kss-loka.si>
3224 * tree-vect-transform.c (vectorizable_operation): Return false for
3225 scalar shift operations and for vector shift operations with
3226 non-invariant shift arguments. Use scalar tree operand op1 as
3227 a shift operand when vector shift insn pattern uses scalar shift
3229 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
3231 2005-09-14 Olivier Hainque <hainque@adacore.com>
3233 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
3234 value if it has side-effects.
3236 2005-09-14 David Edelsohn <edelsohn@gnu.org>
3239 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
3241 2005-09-14 Alan Modra <amodra@bigpond.net.au>
3243 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
3244 passed as NAME as if it were label at start of function code.
3246 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
3248 * config/sh/sh.md (*movv4sf_i): Add general register cases to
3251 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
3253 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
3254 as early clobber. Rewrite so the PIC register is not implicitly used.
3256 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3258 * tree.c (annotate_with_file_line): Compare line numbers before
3261 2005-09-13 Uros Bizjak <uros@kss-loka.si>
3264 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
3265 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
3267 2005-09-13 Ian Lance Taylor <ian@airs.com>
3269 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
3270 than a HOST_WIDEST_INT to gen_doloop_begin.
3272 2005-09-13 Diego Novillo <dnovillo@redhat.com>
3274 * tree-dfa.c (dump_variable): Guard against NULL annotations.
3276 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
3278 PR tree-optimize/23817
3279 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
3281 2005-09-13 Alan Modra <amodra@bigpond.net.au>
3284 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
3285 word before changing the stack pointer. Use gen_frame_mem for MEMs.
3286 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
3287 (restore_stack_nonlocal): Likewise.
3288 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
3290 2005-09-12 Ian Lance Taylor <ian@airs.com>
3293 * c.opt (ffriend-injection): New C++ option.
3294 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
3295 (C++ Dialect Options): Document -ffriend-injection.
3297 2005-09-12 Josh Conner <jconner@apple.com>
3300 * ipa-reference.c (static_execute): Don't mark variables in
3301 named sections TREE_READONLY.
3303 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3305 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
3308 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
3310 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
3311 V_MUST_DEF instead of just the first_use_p.
3312 Don't mark the virtual variables for renaming on the statement which
3314 (pass_dse): Remove TODO_update_ssa.
3316 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
3319 * stor-layout.c (compute_record_mode): For records with a single
3320 field, actually check the field's mode size against the type size.
3322 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
3323 registers for TARGET_SHMEDIA.
3324 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
3325 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
3326 of GENERAL_REGS and FP_REGS.
3328 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3330 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
3332 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3334 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
3335 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
3336 are omitted. Exclude stack_tie insn too.
3338 2005-09-11 David Edelsohn <edelsohn@gnu.org>
3340 PR rtl-optimization/23098
3341 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
3343 * config/rs6000/rs6000.md (movdf splitter): Use
3344 const_double_operand predicate for TARGET_POWERPC64.
3345 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
3346 SYMBOL_REF method to ABI_V4.
3348 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
3349 replace_equiv_address.
3350 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
3351 rs6000_sr_alias_set and MEM_NOTRAP.
3352 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
3354 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
3356 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
3357 handle CALL_EXPR again.
3359 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
3361 * arm/predicates.md (alignable_memory_operand): Delete.
3363 2005-09-10 Richard Henderson <rth@redhat.com>
3366 * dbxout.c (dbxout_expand_expr): New.
3367 (dbxout_symbol): Use it.
3369 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
3371 * arm.c (arm_gen_rotated_half_load): Delete.
3372 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
3373 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
3374 (thumb_set_return_address): Likewise.
3375 (thumb_load_double_from_address): Use adjust_address.
3376 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
3377 (extendhsisi2_mem, movhi_bytes): Use change_address.
3378 (movhi): Use widen_memory_access.
3379 (reload_out_df): Use replace_equiv_address.
3380 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
3382 2005-09-09 Richard Henderson <rth@redhat.com>
3385 * dbxout.c: Include expr.h.
3386 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
3387 (dbxout_symbol): Handle DECL_VALUE_EXPR.
3388 * Makefile.in (dbxout.o): Add EXPR_H.
3390 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
3392 PR tree-optimization/23509
3393 * tree-cfg.c (replace_uses_by): Use replace_exp.
3394 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
3395 pointers have name_mem_tag or type_mem_tag set.
3397 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3399 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
3400 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
3401 of wrongly accessing operands.
3403 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3405 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
3406 * tree-chrec.c: Include tree-scalar-evolution.h.
3407 (chrec_convert): Instantiate the base and step before calling
3408 scev_probably_wraps_p that would fail on parametric evolutions.
3409 Collect all the fails into a single section failed_to_convert,
3410 print a diagnostic, and return chrec_dont_know instead of calling
3412 * tree-scalar-evolution.c (loop_closed_phi_def): New.
3413 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
3415 (scev_const_prop): Don't replace the definition of a loop closed ssa
3416 phi node by itself, or by another loop closed ssa phi node.
3417 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
3418 that base and step are defined.
3420 2005-09-09 Richard Guenther <rguenther@suse.de>
3423 * fold-const.c (fold_ternary): Check truth_value_p before
3424 calling invert_truthvalue.
3426 2005-09-09 Nick Clifton <nickc@redhat.com>
3428 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
3429 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
3430 dimension of these arrays.
3431 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
3433 * longlong.h: Only provide a prototype for the __clz_tab[] array
3434 if this header has not been included from libgcc2.h.
3435 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
3437 Provide prototypes for exported functions.
3438 Use the __clz_tab[] and __popcount_tab[] arrays provided by
3441 2005-09-08 Josh Conner <jconner@apple.com>
3445 * expr.c (expand_expr_addr_expr_1): Don't invoke
3446 expand_simple_binop for EXPAND_INITIALIZER.
3448 2005-09-08 Richard Henderson <rth@redhat.com>
3451 * toplev.c (wrapup_global_declaration_1): Split out ...
3452 (wrapup_global_declaration_2): ... from ...
3453 (wrapup_global_declarations): ... here. Return bool.
3454 (check_global_declaration_1): Split out ...
3455 (check_global_declarations): from here.
3456 (emit_debug_global_declarations): New.
3457 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
3458 check_global_declaration_1, emit_debug_global_declarations): Declare.
3459 * c-decl.c (c_write_global_declarations_1): Don't create a vector
3460 of decls. Call wrapup_global_declaration_1,
3461 wrapup_global_declaration_2, check_global_declaration_1 directly.
3462 (c_write_global_declarations_2): New.
3464 (c_write_global_declarations): Call c_write_global_declarations_2.
3465 * langhooks.c (write_global_declarations): Call
3466 emit_debug_global_declarations.
3468 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
3469 remove decls that have DECL_RTL_SET_P.
3470 * passes.c (rest_of_decl_compilation): Invoke
3471 cgraph_varpool_finalize_decl for all but functions.
3473 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3475 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
3476 the result of a conversion if the new min and max cannot be compared.
3478 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
3480 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
3481 (override_options): Setting s390_sr_alias_set removed.
3482 (save_fpr, save_gprs): Set alias set to vararg or frame.
3483 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
3484 s390_sr_alias_set with get_frame_alias_set ().
3485 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
3486 get_varargs_alias_set ().
3488 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3492 * c-parser.c (c_parser_objc_method_definition): If the next
3493 token is not "{", error out and don't start the function.
3495 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3497 * tree-vrp.c (extract_range_from_expr): Move the check for non
3498 nullness after the check for gimple invariant.
3500 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3502 * tree.c (host_integerp, tree_low_cst): Correct function comment.
3504 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3507 * config/m32r.md (movmemsi_internal): Canonicalize order of
3508 operands in PLUS component of template.
3510 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
3512 * reload1.c (fixup_eh_region_note): Remove assertion.
3513 (fixup_abnormal_edges): Reverted removal of call to
3514 find_many_sub_basic_blocks made on 2005-08-31.
3516 2005-09-07 Richard Henderson <rth@redhat.com>
3518 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
3519 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
3520 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
3521 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
3522 rearrange for better packing.
3523 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
3524 (lookup_cfa_1): Remove inline marker.
3525 (cfa_equal_p): Split out of ...
3526 (def_cfa_1): ... here. Use INVALID_REGNUM.
3527 (build_cfa_loc): Handle !cfa->indirect.
3528 (frame_pointer_cfa_offset): New.
3529 (dbx_reg_number): Assert register elimination performed; do
3530 leaf register remapping.
3531 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
3532 (eliminate_reg_to_offset): New.
3533 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
3534 for verifiably local stack frame addresses; re-base to CFA.
3535 (mem_loc_descriptor): Remove can_use_fbreg argument.
3536 (concat_loc_descriptor, loc_descriptor): Likewise.
3537 (containing_function_has_frame_base): Remove.
3538 (rtl_for_decl_location): Don't do register elimination or
3539 leaf register remapping here.
3540 (secname_for_decl): Split out from ..
3541 (add_location_or_const_value_attribute): ... here.
3542 (convert_cfa_to_loc_list): New.
3543 (compute_frame_pointer_to_cfa_displacement): New.
3544 (gen_subprogram_die): Use them.
3545 * tree.h (frame_base_decl): Remove.
3546 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
3547 (prologue_stack_adjust): Remove.
3548 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
3549 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
3550 (set_frame_base_location): Remove.
3551 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
3552 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
3553 (vt_add_function_parameters): Don't eliminate_regs.
3554 (vt_initialize): Don't create frame_base_decl.
3556 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3558 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
3559 version of GNU binutils for 4.x and later.
3561 2005-09-06 Mark Mitchell <mark@codesourcery.com>
3563 * ggc-page.c (ggc_push_context): Remove.
3564 (ggc_pop_context): Likewise.
3565 * ggc.h (ggc_push_context): Remove.
3566 (ggc_pop_context): Likewise.
3568 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3571 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
3572 returning from an interrupt handler.
3574 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3577 * config/arc/arc.c (output_shift): Add check for loop count when
3580 2005-09-06 Steven Bosscher <stevenb@suse.de>
3582 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
3584 (abs_replacement): Likewise.
3585 (pass_phiopt): Remove TODO_update_ssa.
3587 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3590 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
3591 if "return with no value, in function returning non-void" warning
3593 * tree-cfg.c (execute_warn_function_return): Don't look at
3594 RETURN_EXPRs with TREE_NO_WARNING set.
3597 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
3598 for internal functions doesn't use registers used by global registers
3599 variables. Use fewer register parameters if there are global register
3602 2005-09-06 Olivier Hainque <hainque@adacore.com>
3603 Eric Botcazou <ebotcazou@adacore.com>
3606 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
3607 when we would be extracting outside its bit span (bitpos+bitsize
3608 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
3609 Ada unchecked conversions.
3611 2005-09-06 Steven Bosscher <stevenb@suse.de>
3613 * tree-ssa-pre.c (try_look_through_load): New function.
3614 (compute_avail): Use it to try to look through loads for some
3615 more useful expressions.
3617 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3619 * simplify-rtx.c (simplify_binary_operation_1): Correct the
3620 condition for detecting cases like (a&a) and (a^a).
3622 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
3624 * common.opt: Add option ftree-vect-loop-version.
3625 * params.def: Add --param vect-max-version-checks.
3626 * doc/invoke.texi: Document ftree-vect-loop-version and
3627 --param vect-max-version-checks.
3628 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
3629 may_misalign_stmts and defines for accessors.
3630 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
3631 LOOP_VINFO_MAY_MISALIGN_STMTS.
3632 (destroy_loop_vec_info): VEC_free for
3633 LOOP_VINFO_MAY_MISALIGN_STMTS.
3634 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3635 Update documentation.
3636 (vect_update_misalignment_for_peel): New.
3637 (vect_enhance_data_refs_alignment): Update to choose loop
3638 peeling or loop versioning if appropriate for the (potentially)
3639 unaligned data references in the loop.
3640 (vect_analyze_data_refs_alignment): Remove call to
3641 vect_enhance_data_refs_alignment so the checks can be done
3643 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
3644 and move up call to vect_analyze_data_refs_alignment.
3645 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
3646 (vect_transform_loop): Add call to loop_version.
3648 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3650 PR rtl-optimization/23098
3651 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
3652 * simplify-rtx.c (constant_pool_reference_p): New function.
3653 * rtl.h (constant_pool_reference_p): New prototype.
3654 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
3655 constant_pool_reference_p in condition and
3656 avoid_constant_pool_reference in preparation statements.
3658 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
3660 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
3661 STRICT_LOW_PART SETs.
3663 2005-09-06 Alan Modra <amodra@bigpond.net.au>
3666 * except.c (sjlj_emit_function_enter): Find the function begin
3667 note even when it's not in first basic block.
3669 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
3671 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
3672 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
3673 * aclocal.m4: Regenerate.
3675 2005-09-05 DJ Delorie <dj@redhat.com>
3677 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
3680 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
3682 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
3683 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
3684 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
3685 Follow spelling conventions.
3686 * doc/invoke.texi: Follow spelling conventions.
3688 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3690 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
3691 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
3692 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
3694 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3697 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
3698 (output_stack_adjust): Use gen_tmp_stack_mem.
3699 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
3700 (sh_set_return_address, sh_allocate_initial_value): Likewise.
3701 (sh_get_pr_initial_val): Likewise.
3702 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
3703 (sh_initialize_trampoline): Likewise. Also use adjust_address.
3704 * sh.md (divsi_inv_m0): Use gen_const_mem.
3705 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
3706 (movdf_i4+1): Use gen_tmp_stack_mem.
3707 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
3708 (fpu_switch+2): Likewise.
3709 (movv4sf_i, movv16sf_i): Use adjust_address.
3710 (symGOT_load): Set MEM_NOTRAP_P bit.
3712 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3715 * pa.c (emit_move_sequence): Fix typo in last change.
3717 2005-09-03 Jakub Jelinek <jakub@redhat.com>
3719 PR rtl-optimization/23454
3720 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
3723 2005-09-03 Richard Henderson <rth@redhat.com>
3724 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3727 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
3730 2005-09-02 Nicolas Pitre <nico@cam.org>
3732 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
3733 to bit_count to 32 bits.
3735 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3738 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3739 generating synthetic loads from volatile lvalues.
3741 005-09-02 Nick Clifton <nickc@redhat.com>
3743 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3744 __ctzhi2, __clzhi2): New functions.
3746 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3749 * tree-nested.c (struct var_map_elt): Mark with GTY.
3750 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3752 (lookup_field_for_decl): Allocate new element in GC memory.
3753 (lookup_tramp_for_decl): Likewise.
3754 (convert_nl_goto_reference): Likewise
3755 (create_nesting_tree): Allocate info in GC memory. Likewise for
3757 (free_nesting_tree): Free with ggc_free instead of free.
3758 (root): New static variable.
3759 (lower_nested_functions): Remove root as local variable. And zero out
3760 root at the end of the function.
3762 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3764 PR rtl-optimization/20365
3765 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3766 to short. New member ix.
3767 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3768 (simplify_plus_minus): Initialize ix members before calling qsort.
3770 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3772 PR tree-optimization/23626
3773 * tree-cfg.c (replace_uses_by): Clean up eh info.
3775 2005-09-01 DJ Delorie <dj@redhat.com>
3777 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3780 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3782 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3783 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3786 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3788 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3789 do not issue warning for a variable definition following
3792 2005-09-01 Richard Henderson <rth@redhat.com>
3795 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3796 conversion to CONST_VECTOR.
3798 2005-09-01 Richard Henderson <rth@redhat.com>
3801 * reload1.c (reload_as_needed): Check !CALL_P before calling
3802 fixup_eh_region_note.
3803 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3805 2005-09-01 DJ Delorie <dj@redhat.com>
3807 * varasm.c (output_constant): Let the target resolve
3808 conversions of addresses to non-default pointer sizes.
3810 2005-09-01 Nicolas Pitre <nico@cam.org>
3812 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3813 to alow matching ARM pre-indexed addressing mode.
3814 (arm_override_options): Remove now irrelevant comment.
3816 2005-09-01 Phil Edwards <phil@codesourcery.com>
3818 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3819 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3820 * config/i386/vxworks.h: Likewise.
3821 * config/i386/t-vxworksae: New file, for VxWorks AE.
3822 * config/i386/vxworksae.h: Likewise.
3824 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3826 PR tree-optimization/23410
3827 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3828 sequence is not wrapping during the first step.
3830 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3833 * dwarf2out.c (base_type_die): Compare char_type_node with
3834 TYPE_MAIN_VARIANT (type), not type.
3836 2005-09-01 Richard Guenther <rguenther@suse.de>
3838 PR tree-optimization/15366
3839 * common.opt: Add -finline-functions-called-once.
3840 Put -fearly-inlining in alphabetically ordered place.
3841 * doc/invoke.texi: Document new option.
3842 * ipa-inline.c (cgraph_decide_inlining): Honour
3843 flag_inline_functions_called_once.
3845 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3847 PR rtl-optimization/23478
3848 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3849 (alloc_qty): Initialize it.
3850 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3851 (combine_regs): Combine also n_throwing_calls_crossed fields.
3852 (find_free_reg): Don't attempt to caller-save pseudos crossing
3853 calls that might throw.
3854 * global.c (struct allocno): Add throwing_calls_crossed field.
3855 (global_alloc): Revert 2005-08-22 change. Initialize
3856 throwing_calls_crossed.
3857 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3860 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3863 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3864 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3865 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3866 (and64_2_operand): Tweak to use predicate.
3867 (and_operand): Adjust for mask_operand changes.
3868 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3869 (print_operand): Likewise.
3870 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3871 (mask64_1or2_operand): Delete.
3872 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3873 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3874 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3875 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3876 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3877 (rotldi3_internal4): Likewise.
3878 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3879 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3880 (ashldi3_internal7): Likewise.
3881 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3882 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3883 (anddi3 split): Don't match mask64_operand.
3884 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3885 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3886 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3887 't' splitter predicate.
3888 (movdi_internal64 + 2): Revert 2005-06-11 change.
3890 2005-08-31 DJ Delorie <dj@redhat.com>
3892 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3893 (m32c_asm_integer): Add support for 32 bit pointers.
3895 2005-08-31 Richard Henderson <rth@redhat.com>
3897 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3898 component-like references for setting MEM_NOTRAP_P.
3900 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3901 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3903 2005-08-31 Richard Henderson <rth@redhat.com>
3905 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3906 into a pseudo before applying gen_lowpart.
3908 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3910 * doc/install.texi (Specific): Update cctools version required
3911 for full functionality.
3912 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3913 linkers as -macosx_version_min.
3915 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3918 * sh.c (print_operand, %R and %S): Add handling of floating point
3919 registers, memory, constants and invalid operands.
3921 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3923 * ipa-pure-const.c: Change dump name.
3925 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3928 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3929 to "reg_or_0_operand".
3930 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3932 2005-08-31 Dale Johannesen <dalej@apple.com>
3934 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3935 loops that count down.
3937 2005-08-31 Richard Henderson <rth@redhat.com>
3940 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3941 (fixup_eh_region_note): New.
3942 (reload_as_needed): Call it.
3943 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3944 don't call find_many_sub_basic_blocks; call verify_flow_info.
3945 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3946 (keep_stack_depressed): Likewise.
3947 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3949 2005-08-31 Richard Henderson <rth@redhat.com>
3951 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3954 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3956 * expr.c (expand_expr_real_1): Compare size of address
3957 mode to target's address mode size in deciding expansion of
3958 the constant address.
3960 2005-08-31 Richard Guenther <rguenther@suse.de>
3963 * expr.c (all_zeros_p): New function.
3964 (expand_expr_real_1): Handle the case of an all-zero
3965 non-addressable constructor separately.
3967 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3969 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3970 arguments, adjust all callers.
3971 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3973 2005-08-30 Richard Henderson <rth@redhat.com>
3976 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3977 whenever the mode sizes match.
3979 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3981 * calls.c (load_register_parameters): Fix comment typo.
3982 * expr.c (emit_push_insn): Comment formatting.
3984 2005-08-30 Ian Lance Taylor <ian@airs.com>
3986 * config/i386/x-cygwin (host-cygwin): Change dependency from
3987 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3989 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3991 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3994 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3997 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3998 call to ggc_collect.
4000 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
4003 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
4004 beginning. Remove $(INCLUDES) from all the rules, if following
4005 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
4007 2005-08-29 Jakub Jelinek <jakub@redhat.com>
4010 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
4011 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
4012 not constant, but maxlen is, don't set len to maxlen, rather
4013 set maxlen to len if len is a constant.
4015 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
4017 PR tree-optimization/23475
4018 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
4021 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
4023 Fix PR middle-end/22455
4025 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
4026 Checksum only the parts of the tree that exist for the tree code.
4028 2005-08-28 Dale Johannesen <dalej@apple.com>
4030 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
4032 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
4034 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
4036 2005-08-28 Richard Henderson <rth@redhat.com>
4038 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
4039 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
4042 2005-08-28 Jakub Jelinek <jakub@redhat.com>
4045 * builtins.c (get_memory_rtx): Don't strip nops
4046 in between COMPONENT_REFs.
4048 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
4051 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
4053 (gimplify_modify_expr): Check for zero sized types and gimplify the
4054 rhs and lhs as statements.
4056 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
4059 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
4060 state for return address column of signal frames.
4062 2005-08-27 David Edelsohn <edelsohn@gnu.org>
4065 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
4066 bytes >= 2 not bytes == 2.
4067 (expand_block_move): Same.
4069 2005-08-27 Richard Guenther <rguenther@suse.de>
4072 * config/i386/sse.md (sse2_movsd): Add missing closing
4075 2005-08-27 Paul Brook <paul@codesourcery.com>
4077 * genrecog.c (enum decision_type): Add DT_num_insns.
4078 (struct decision_test): Add u.num_insns.
4079 (add_to_sequence): Add DT_num_insns test.
4080 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
4081 (write_cond, debug_decision_2): Ditto.
4082 (change_state): Assume peep2_next_insn never fails.
4083 Remove "afterward" argument.
4084 (write afterward, write_tree): Update to match.
4085 * recog.c (peep2_current_count): New variable.
4086 (peep2_next_insn): Check it.
4087 (peephole2_optimize): Set peep2_current_count.
4088 * recog.h (peep2_current_count): Declare.
4090 2005-08-26 Josh Conner <jconner@apple.com>
4093 * ipa-pure-const.c (check_tree): Check for volatile-ness
4094 when considering a dereference.
4096 2005-08-27 Jakub Jelinek <jakub@redhat.com>
4098 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
4100 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4102 PR rtl-optimization/23561
4103 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
4104 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
4105 at most LEN bytes long memory fits into the field.
4106 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
4107 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
4108 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
4110 2005-08-26 Richard Henderson <rth@redhat.com>
4113 * loop.c (biased_biv_may_wrap_p): New.
4114 (maybe_eliminate_biv_1): Use it to suppress non-equality
4115 comparison transformations. Delete disabled code.
4117 2005-08-26 Ian Lance Taylor <ian@airs.com>
4119 * combine.c (make_extraction): Avoid reference outside object.
4121 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
4123 * stor-layout.c (finalize_type_size): Restore behaviour for
4124 non-aggregate types to the status quo ante of the patch for
4125 pr 23467. Document why it matters.
4127 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4130 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
4131 array by one element, initialize the BT_LAST element with NULL.
4133 2005-08-26 David Edelsohn <edelsohn@gnu.org>
4135 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
4136 optimizing for size.
4138 (compare_plus_eqsi): Same.
4139 (plus_eqsi_compare): Same.
4140 (neg_eq0<mode>): Same.
4141 (neg_eq<mode>): Same.
4143 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
4146 2005-08-26 Nick Clifton <nickc@redhat.com>
4148 * config/v850/v850.c (ep_memory_operand): Return FALSE if
4149 TARGET_EP is not defined.
4150 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
4151 TARGET_EP is enabled.
4152 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
4153 * config/v850/v850.md (save_all_interrupt): Only use the EP
4154 register if TARGET_EP is defined.
4155 (restore_all_interrupt): Likewise.
4156 * config/v850/lib1funcs.asm: Update functions so that the EP
4157 register is only used if __EP__ is defined.
4159 2005-08-26 David Ung <davidu@mips.com>
4161 * config/mips/mips.c (mips_expand_prologue): Handle case when
4162 generating for MIPS16 and the outgoing argument area is more than
4163 SMALL_OPERAND. Use the frame pointer as temporary to generate the
4166 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
4168 * config/crx/crx.md: Make doloop_end pattern usage controllable
4169 via mloop-nesting=<max-nesting> command line switch. Make sure
4170 the combiner cannot use doloop_end_<mode> in an illegal way.
4171 * config/crx/crx.c: Use regs up to r6 for argument passing.
4172 Refine crx_address_cost (non cst4 displacements are expensive).
4173 * config/crx/crx.opt: Add switch for mloop-nesting=.
4175 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
4177 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
4178 (UNSPEC_MVST): New constant.
4180 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
4182 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
4183 Reject operands containing eliminable registers.
4184 * testsuite/gcc.dg/20050825-1.c: New testcase.
4186 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4187 Jan Hubicka <jh@suse.cz>
4189 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
4191 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4193 PR tree-optimization/23546
4194 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
4197 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
4199 * params.def (PARAM_MIN_SPEC_PROB): New.
4200 * sched-rgn.c (MIN_PROBABILITY): Delete.
4201 (compute_trg_info): Convert to PARAM_VALUE.
4202 * doc/invoke.texi (param): Document min-spec-prob.
4204 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
4206 * config/darwin.h: define __PIC__
4207 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
4208 TARGET_OS_CPP_BUILTINS macro.
4210 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4212 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
4215 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4217 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
4219 * cfghooks.c (duplicate_block): Added position where to place
4220 new block as argument.
4221 * cfghooks.h (duplicate_block): Declaration changed.
4222 * cfglayout.c (copy_bbs): Add argument after. Pass it to
4224 * cfglayout.h (copy_bbs): Declaration changed.
4225 * cfgloop.h (loop_version): Declaration changed.
4226 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
4227 position to copy_bbs.
4228 (loop_version): Pass position to duplicate_loop_to_header_edge.
4229 Add place_after argument and position new blocks according to
4231 * modulo-sched.c (sms_schedule): Pass place_after argument
4233 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
4234 * tree-cfg.c (split_edge_bb_loc): New function.
4235 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
4236 to determine position of new blocks.
4237 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
4239 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
4240 argument to duplicate_block.
4241 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
4242 Pass position to copy_bbs.
4244 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4246 * fold-const.c (ptr_difference_const): Use
4247 cst_and_fits_in_hwi instead of host_integerp.
4249 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4251 * config/darwin.c (gen_pic_offset): New.
4252 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
4255 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
4257 PR tree-optimization/23486
4258 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
4260 2005-08-23 Phil Edwards <phil@codesourcery.com>
4262 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
4263 remove use_collect2.
4264 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
4266 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
4267 configuration files to override the default value.
4269 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
4270 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
4271 * config/vx-common.h: New file, split out from...
4272 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
4273 * config/vxworksae.h: New file, for VxWorks AE.
4274 * config/vxworks.opt: New file.
4275 * config/vxlib.c: Update for VxWorks 6.
4277 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
4278 other MULTILIB_* variables appropriately.
4279 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
4280 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
4281 * config/rs6000/vxworks.h: Update for VxWorks 6.
4282 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
4284 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
4287 * config/darwin.c (machopic_select_section): Remove the hack to
4288 mark "::operator new" and "::operator delete" for coalescing
4289 even though they are not weak.
4291 2005-08-24 Alan Modra <amodra@bigpond.net.au>
4293 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
4294 * configure: Regenerate.
4296 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4299 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
4301 * convert.c (convert_to_integer, convert_to_vector): Likewise.
4302 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
4305 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4307 * config/rs6000/predicates.md (equality_operator): New.
4308 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
4309 comparison with a large constant.
4311 2005-08-23 Mark Mitchell <mark@codesourcery.com>
4313 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
4315 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
4317 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
4318 registers is even, and we have a hardware double precision fp,
4320 (sh_gimplify_va_arg_expr): For floating point arguments, consider
4321 size of current argument when checking if argument was passed in
4324 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
4327 * stor-layout.c (finalize_type_size): Dont override
4328 existing alignment with a smaller alignment from the mode.
4330 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4332 * lambda-code.c (lambda_vector_lexico_pos): Moved...
4333 * lambda.h (lambda_vector_lexico_pos): ... here.
4334 * tree-data-ref.c (build_classic_dist_vector): Return false when
4335 the distance vector is lexicographically negative.
4337 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4339 PR tree-optimization/23511
4340 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
4341 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
4343 2005-08-23 Jakub Jelinek <jakub@redhat.com>
4345 PR tree-optimization/22043
4346 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
4347 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
4348 If ALLOW_FLEXARR, handle types ending with flexible array member.
4349 Pass false as second argument to recursive count_type_elements calls.
4350 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
4351 argument to count_type_elements call.
4352 * tree-sra.c (decide_block_copy): Likewise.
4353 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
4354 for a constant-sized object, set cleared as well. Pass true as
4355 second argument to count_type_elements call.
4357 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4360 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
4361 from legitimate_small_data_p, and make global. Update use.
4362 Remove forward declaration.
4363 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
4365 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
4367 2005-08-23 David Edelsohn <edelsohn@gnu.org>
4369 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
4370 of scratch intermediates.
4371 (eq<mode>_compare): Same.
4372 (neg_eq0<mode>): New.
4373 (neg_eq<mode>): Convert to define_insn_and_split.
4375 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4378 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
4379 stdarg functions, set/clear the fp marker even when no variable
4381 * config/rs6000/sysv4.opt (mprototype): Describe.
4383 2005-08-22 Jakub Jelinek <jakub@redhat.com>
4385 PR rtl-optimization/23478
4386 * regs.h (reg_info): Add throw_calls_crossed.
4387 (REG_N_THROWING_CALLS_CROSSED): Define.
4388 * flow.c (allocate_reg_life_data): Initialize
4389 REG_N_THROWING_CALLS_CROSSED.
4390 (propagate_one_insn, attempt_auto_inc): Update
4391 REG_N_THROWING_CALLS_CROSSED.
4392 * global.c (global_alloc): Don't allocate pseudos across
4393 calls that may throw.
4395 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
4398 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
4399 value is inbetween the range if we did not find an exact match.
4401 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
4403 * doc/invoke.texi (Option Summary): Add ms1 options.
4404 * doc/extend.texi: Document interrupt handler attribute for ms1.
4405 * doc/md.texi: Document ms1 constraints.
4406 * config.gcc: Add ms1-*-elf.
4407 * config/ms1/ms1.h: New.
4408 * config/ms1/ms1.c: New.
4409 * config/ms1/ms1.md: New.
4410 * config/ms1/ms1-protos.h: New.
4411 * config/ms1/ABI.txt: New.
4412 * config/ms1/crti.asm: New.
4413 * config/ms1/crtn.asm: New.
4414 * config/ms1/lib2extra-funcs.c: New.
4415 * config/ms1/t-ms1: New.
4416 * config/ms1/ms1.opt: New.
4418 2005-08-22 Ira Rosen <irar@il.ibm.com>
4420 * config/rs6000/altivec.md (xorv4sf3): New.
4421 (negv4sf2, neg<mode>2): Likewise.
4423 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
4426 * config/ia64/ia64.md (divsi3): Check divide by zero.
4427 (udivsi3): Likewise.
4429 (udivdi3): Likewise.
4431 2005-08-21 Jakub Jelinek <jakub@redhat.com>
4433 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
4434 up to elem_bitsize bits, not max_bitsize.
4436 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4438 PR tree-optimization/23433
4439 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
4440 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
4442 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4444 PR tree-optimization/23434
4445 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
4446 the iteration bound is not an INTEGER_CST.
4448 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
4450 * tree-vect-transform.c (get_initial_def_for_reduction): Set
4451 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
4452 NULL if need_epilog_adjust is false.
4453 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
4454 Case 3 always peels first itration, not just for PLUS case, and no need
4455 to use scalar_initial_def here. Create an epilog adjustment only if
4456 scalar_initial_def is not NULL.
4458 (vectorizable_reduction): Remove assert.
4460 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
4463 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
4464 (__moddi3): Likewise.
4465 (__udivdi3): Likewise.
4466 (__umoddi3): Likewise.
4467 (__divsi3): Likewise.
4468 (__modsi3): Likewise.
4469 (__udivsi3): Likewise.
4470 (__umodsi3): Likewise.
4472 2005-08-20 Jakub Jelinek <jakub@redhat.com>
4474 * tree-pass.h (TDF_GRAPH): Define.
4475 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
4476 * passes.c (finish_optimization_passes): Only call
4477 finish_graph_dump_file if TDF_GRAPH is set.
4478 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
4479 NULL. Set TDF_GRAPH bit.
4480 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
4482 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
4484 * arm.h (arm_stack_offsets): Add locals_base field.
4485 * arm.c (arm_get_frame_offsets): Compute it.
4486 (thumb_compute_initial_elimination offset): Make the Thumb frame
4487 pointer point to the base of the local variables.
4488 (thumb_expand_prologue): Update accordingly.
4489 (thumb_expand_epilogue): Likewise.
4491 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
4492 mode of clobbered scratch to DImode. Handle a case that's known to
4495 2005-08-19 David Edelsohn <edelsohn@gnu.org>
4497 * config/rs6000/rs6000.md (gt0<mode>): Delete.
4498 (gt0<mode>_compare): Delete.
4499 (neg_gt0<mode>): Delete.
4501 2005-08-19 Eric Christopher <echristo@apple.com>
4503 * optabs.h: Change CTI_ to COI_.
4506 2005-08-19 James E Wilson <wilson@specifix.com>
4508 * builtins.c (expand_builtin_return_addr): Set
4509 current_function_accesses_prior_frames when count != 0. Use
4510 frame_pointer_rtx when count == 0.
4511 * function.h (struct function): Add accesses_prior_frames field.
4512 (current_function_accesses_prior_frames): Define.
4513 * reload1.c (init_elim_table): Check
4514 current_function_accesses_prior_frames.
4515 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
4517 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4519 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
4520 indicator. Return true if the flowgraph changed during
4523 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4526 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
4527 conditional expression before testing its value.
4529 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4531 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
4533 2005-08-19 Devang Patel <dpatel@apple.com>
4535 PR tree-optimization/23048
4536 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
4537 third parameter. Check whether latch is dominated by exit
4539 (if_convertible_loop_p): Supply exit block itself to
4540 if_convertible_bb_p.
4542 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4545 * arm.md (arm_load_pic_register): Change argument to the mask of
4546 saved registers. Call thumb_find_work_register if we need a
4547 scratch register on Thumb.
4548 (arm_expand_prologue): Pass empty register set to
4549 arm_load_pic_register.
4550 (thumb_expand_prologue): Pass live_regs_mask directly to
4551 arm_load_pic_register.
4552 * arm-protos.h (arm_load_pic_register): Update prototype.
4554 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
4556 * sh.c (find_sole_member): New function.
4557 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
4558 if the record's alignment is larger than the size of its only member.
4560 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4563 * arm.c (thumb_legitimize_reload_address): New function.
4564 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
4565 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
4567 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
4569 * config/crx/crx.c: Implement crx_decompose_address. Reject
4570 symbolic displacements since CRX register relative adressing
4571 mode can't handle unsigned 32-bit values as displacements.
4572 * config/crx/crx.h: Simplify definitions, remove redundant
4573 parenthesis and obsolete macros.
4574 * config/crx/crx.opt: Add new switch for debugging addresses.
4575 * config/crx/crx-protos.h: Add new declarations for above.
4577 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
4580 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
4583 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4585 * collect2.c (dup2): Delete.
4586 * configure.ac: Don't check for dup2.
4588 * config.in, configure: Regenerate.
4590 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
4592 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
4593 record with the type of its only member.
4595 2005-08-18 David Edelsohn <edelsohn@gnu.org>
4597 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
4598 define_insn_and_split.
4599 (plus_ltu<mode>_compare): Same.
4600 (gtu<mode>_compare): Same.
4601 (plus_gtu<mode>_compare): Same.
4603 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
4605 PR tree-optimization/22228
4606 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
4608 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
4609 are recorded in vect_vnames_to_rename for renaming.
4610 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
4611 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
4612 in vect_vnames_to_rename.
4613 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
4614 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
4616 2005-08-18 Jan Hubicka <jh@suse.cz>
4619 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
4620 info only for local statics, not for member variables.
4622 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4624 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
4626 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4628 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
4630 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
4633 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
4635 2005-08-17 James E Wilson <wilson@specifix.com>
4637 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4640 2005-08-17 David Edelsohn <edelsohn@gnu.org>
4642 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
4643 (leu<mode>_compare): Same.
4644 (plus_leu<mode>): Same.
4645 (neg_leu<mode>): Same.
4646 (and_neg_leu<mode): Same.
4647 (ltu<mode>_compare): Same.
4648 (plus_ltu<mode>): Same.
4650 (geu<mode>_compare): Same.
4651 (plus_geu<mode>): Same.
4652 (neg_geu<mode>): Same.
4653 (and_neg_geu<mode>): Same.
4654 (plus_gt<mode>): Same.
4655 (gtu<mode>_compare): Same.
4656 (plus_gtu<mode>): Same.
4658 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
4660 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
4661 Move call_table_data to end. Delete spurious .text.
4662 (callt_save_all_interrupt): Fix comment typo.
4664 2005-08-17 James E Wilson <wilson@specifix.com>
4665 Kevin Winchester <winchester@amirix.com>
4668 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
4670 2005-08-17 Uros Bizjak <uros@kss-loka.si>
4673 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
4674 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
4676 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
4678 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
4679 record with the type of its only member if the modes don't match.
4681 * varasm.c (decode_reg_name): Skip empty additional register names.
4683 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
4685 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
4686 lsm_tmp_name_length): New.
4687 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
4688 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
4690 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4691 Andreas Krebbel <krebbel1@de.ibm.com>
4693 * config.gcc: Added z9-109 switch.
4694 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
4695 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
4696 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
4697 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4698 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
4699 for "z9_109" cpu attribute.
4700 * config/s390/s390.c (z9_109_cost): New processor cost structure.
4701 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
4702 (s390_handle_arch_option): Added z9-109 switch.
4703 (override_options): Set respective cost function for z9-109.
4704 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
4705 (legitimate_reload_constant_p): Accept extended immediates.
4706 (print_operand): Three new output modifiers added: k, m and o.
4707 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
4708 (s390_output_mi_thunk): Use extended immediate when possible.
4709 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
4710 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
4711 (CONSTRAINT_LEN): Added length of O constraint.
4712 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
4713 * config/s390/s390.md ("cpu"): New value z9_109 added.
4714 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
4715 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
4716 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
4717 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
4718 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
4719 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
4720 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
4721 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
4722 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
4723 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
4724 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
4725 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
4726 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
4727 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
4728 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
4730 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
4731 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
4732 insns for TARGET_EXTIMM.
4734 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4736 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4738 2005-08-17 Nick Clifton <nickc@redhat.com>
4740 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4741 Call default_encode_section_info.
4743 2005-08-17 Steven Bosscher <stevenb@suse.de>
4745 PR tree-optimization/21574
4746 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4747 constant, return CONSTANT.
4748 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4749 (ccp_fold, visit_assignment): Likewise.
4750 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4752 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4754 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4755 fold_buildN instead of buildN then fold_initializer or fold.
4756 (build_unary_op): Likewise.
4757 (build_binary_op): Likewise.
4758 * fold-const.c (fold_initializer): Remove.
4759 (fold_build1_initializer): New function.
4760 (fold_build2_initializer): New function.
4761 (fold_build3_initializer): New function.
4762 * tree.h (fold_initializer): Remove.
4763 (fold_build1_initializer): New function.
4764 (fold_build2_initializer): New function.
4765 (fold_build3_initializer): New function.
4767 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4769 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4770 (try_move_mult_to_index): Call fold_build2 instead of build2.
4771 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4772 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4773 fold_binary_to_constant.
4774 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4776 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4777 check if A == gcd (A, B). Remove TYPE argument.
4778 (analyze_offset) Use fold_build2 instead of fold (build.
4779 (create_data_ref): Likewise.
4780 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4781 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4784 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4786 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4787 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4789 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4792 * gimplify.c (zero_sized_type): New function.
4793 (gimplify_modify_expr_rhs): If we have a zero sized type,
4794 replace the statement with an empty statement.
4796 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4798 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4801 2005-08-16 Ian Lance Taylor <ian@airs.com>
4803 * doc/tm.texi (Label Output): Correct typo.
4805 2005-08-16 Steven Bosscher <stevenb@suse.de>
4808 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4809 force_operand will work later on using have_insn_for.
4811 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4813 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4815 2005-08-16 Ian Lance Taylor <ian@airs.com>
4818 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4819 vector type, don't try to construct it element by element. Add an
4820 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4822 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4824 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4826 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4828 * doc/invoke.texi (Precompiled Headers): Document some more options
4829 which are known to be safe.
4831 2005-08-16 James E Wilson <wilson@specifix.com>
4833 PR tree-optimization/21105
4834 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4835 TREE_OVERFLOW check.
4837 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4839 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4840 (neg_ltu<mode>): Same.
4842 (neg_gtu<mode>): Same.
4844 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4846 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4847 (fold_builtin_isdigit): Use fold_buildN.
4848 (build_function_call_expr): Likewise.
4849 * c-typeck.c (c_finish_loop): Likewise.
4851 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4852 Richard Shann <rshann@superh.com>
4854 PR middle-end/20396:
4855 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4857 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4859 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4861 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4864 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4865 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4868 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4871 * fold-const.c (build_range_check): Disable optimization for function
4872 pointer expressions on targets that require function pointer
4875 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4877 * simplify-rtx.c (simplify_const_relational_operation): When
4878 extracting arguments of a COMPARE, recompute the mode as well.
4880 2005-08-15 Ian Lance Taylor <ian@airs.com>
4882 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4884 2005-08-15 DJ Delorie <dj@redhat.com>
4886 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4888 (movsi_splittable): Allow, but split, moves to the stack.
4889 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4892 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4894 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4895 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4896 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4898 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4899 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4900 Delete HOST_PTR_PRINTF.
4902 * configure, config.in: Regenerate.
4904 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4906 * config/rs6000/rs6000.md (QHSI): New mode macro.
4907 (wd): Extend mode attr for QImode and HImode
4908 (dbits): New mode attr.
4909 (zero_extend<mode>di2): Convert to mode macro.
4911 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4914 * doc/invoke.texi (-mgnu-ld): Update description.
4917 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4920 * Makefile.in (tree-chrec.o): Depends on real.h.
4921 * tree-chrec.c: Include real.h.
4922 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4923 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4924 * tree-scalar-evolution.c (add_to_evolution_1,
4925 interpret_rhs_modify_expr): Ditto.
4927 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4930 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4931 step is negative compute the estimation from init downwards to zero.
4933 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4935 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4937 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4939 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4941 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4942 Accept double-word constants that can be split.
4943 * config/s390/s390.md ("movti"): Use 'P' constraint.
4944 ("*movdi_31", "*movdf_31"): Likewise.
4946 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4948 Fix PR tree-optimization/22615
4950 * tree-ssa-structalias.c (solution_set_add): Handle
4951 first_vi_for_offset returning NULL.
4952 (do_da_constraint): Ditto.
4953 (do_sd_constraint): Ditto.
4954 (do_ds_constraint): Ditto
4955 (find_func_aliases): Ditto.
4956 (build_constraint_graph): RHS is allowed be ANYTHING.
4957 (first_vi_for_offset): Return NULL if we couldn't find anything at
4960 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4962 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4963 over memory as first operand.
4965 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4968 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4969 available for setting it.
4971 2005-08-14 Ira Rosen <irar@il.ibm.com>
4973 PR tree-optimization/23320
4974 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4975 data-refs' types instead of base object nullness. Add check for
4976 pointer type data-refs before first location comparison. Remove
4979 2005-08-14 Andreas Schwab <schwab@suse.de>
4981 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4983 2005-08-13 James E Wilson <wilson@specifix.com>
4985 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4986 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4987 -fstack-protector-all, --param ssp-buffer-size): Document.
4988 (-Wvariadic-macros): Alphabetize.
4989 (-fsched-stalled-insns-dep): Add missing 'f'.
4991 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4994 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4996 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4997 or indirect address operand.
4998 (EXTRA_ADDRESS_CONSTRAINT): New.
4999 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
5001 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
5003 PR tree-optimization/22236
5004 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
5005 successors and predecessors.
5006 * tree-chrec.c (chrec_convert): Before converting, check that
5007 sequences don't wrap.
5008 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
5009 (analyze_array): Extern.
5010 (find_data_references_in_loop): Remove call to
5011 compute_estimated_nb_iterations.
5012 * tree-data-ref.h (analyze_array): Declared.
5013 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
5014 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
5015 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
5016 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
5018 * tree-ssa-loop-ivcanon.c: Fix documentation.
5019 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
5020 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
5021 (infer_loop_bounds_from_undefined): New.
5022 (estimate_numbers_of_iterations_loop): Use
5023 infer_loop_bounds_from_undefined.
5024 (used_in_pointer_arithmetic_p): New.
5025 (scev_probably_wraps_p): Pass an extra parameter. Call
5026 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
5027 (convert_step): Fix documentation.
5028 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
5029 Use initial_condition_in_loop_num and evolution_part_in_loop_num
5030 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
5031 scev_probably_wraps_p.
5033 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5035 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
5036 (s390_register_info): Ignore clobbered_regs information for fixed
5037 registers, and only fixed registers.
5038 (s390_init_frame_layout): Remove redundant call.
5040 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
5042 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
5043 description of -Wold-style-casts.
5045 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5046 Jakub Jelinek <jakub@redhat.com>
5048 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5049 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
5050 * config/s390/s390.c (print_operand): New output modifier 'G' added.
5051 (get_thread_pointer): Renamed to s390_get_thread_pointer.
5052 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
5053 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
5054 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
5055 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5056 ("stack_protect_set", "stack_protect_test"): New expanders.
5057 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
5058 "stack_protect_testdi"): New insn definitions.
5060 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5062 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
5064 2005-08-12 Paul Brook <paul@codesourcery.com>
5066 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
5068 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5070 * config/s390/predicates.md (setmem_operand): New predicate.
5071 (shift_count_operand): Accept ANDs with special constants as
5073 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
5074 with special constants.
5075 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
5076 shift_count_operand with setmem_operand.
5078 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5080 * config/s390/s390.c (s390_extract_part, s390_single_part):
5082 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
5083 (s390_output_mi_thunk): Don't use lg on 31 bit.
5084 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
5085 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
5087 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5089 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
5090 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
5091 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
5092 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
5093 with one of the new macros.
5095 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5097 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
5098 Don't set save_return_addr_p.
5099 (s390_register_info): Make clobbered_regs not depending on
5102 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5104 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
5105 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
5107 2005-08-11 James E. Wilson <wilson@specifix.com>
5109 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
5111 2005-08-11 Jakub Jelinek <jakub@redhat.com>
5113 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
5114 locations gathered by var-tracking in single entry loc_list
5115 over loc_descriptor_from_tree.
5117 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
5118 pass it down to loc_descriptor.
5119 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
5120 (containing_function_has_frame_base): Move earlier in the file.
5121 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
5122 instead of always assuming fbreg can't be used.
5124 2005-08-11 David Edelsohn <edelsohn@gnu.org>
5126 * config/rs6000/altivec.md: Change constraint "m" to "Z".
5127 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5128 Accept address wrapped in AND for Altivec.
5129 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5130 Strip AND wrapping offset address for Altivec.
5132 2005-08-11 Richard Henderson <rth@redhat.com>
5135 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
5136 before using TYPE_IS_SIZETYPE.
5138 2005-08-11 Richard Henderson <rth@redhat.com>
5141 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
5142 insn types not present on ev4.
5143 (alphaev5_insn_pipe): Similarly.
5145 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
5148 * arm.c (arm_override_options): If the user has selected callee-super-
5149 interworking, then enable normal interworking.
5151 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5153 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
5156 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
5158 * doc/rtl.texi: Fix two typos.
5160 2005-08-11 Richard Guenther <rguenther@suse.de>
5163 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
5164 cases where we call to/from functions returning void.
5166 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
5169 * tree.c (build_pointer_type_for_mode): Robustify.
5171 2005-08-10 James E Wilson <wilson@specifix.com>
5173 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
5174 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
5176 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
5179 2005-08-10 Eric Christopher <echristo@apple.com>
5181 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
5182 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
5185 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
5188 * config/darwin.c (machopic_indirect_data_reference): Use a new register
5189 for the high part when generating dynamic-no-pic code.
5191 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
5193 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
5194 (x86_64-*-linux*): Likewise.
5196 * config/i386/crtfastmath.c: New file.
5197 * config/i386/t-crtfm: Likewise.
5199 * config/i386/linux.h (ENDFILE_SPEC): New.
5200 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
5202 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5205 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
5207 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
5208 (vec_shl, vec_shr): Document new operations.
5209 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
5211 2005-08-10 David Edelsohn <edelsohn@gnu.org>
5213 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
5214 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
5215 change predicate to indexed_or_indirect_address.
5217 2005-08-10 Richard Sandiford <richard@codesourcery.com>
5219 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
5220 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
5221 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
5222 and __aeabi_uwrite8.
5223 * config/arm/unaligned-funcs.c: New file.
5224 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
5226 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
5228 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
5230 * cfglayout.c (pass_insn_locators_initialize): Add dump.
5231 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
5233 * except.c (pass_convert_to_eh_region_ranges): Add dump.
5234 * final.c (pass_shorten_branches): Add dump.
5235 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
5236 (pass_life): Rename dump.
5237 (rest_of_handle_flow2): Remove initial verify_flow_info.
5238 * function.c (pass_instantiate_virtual_regs): Add dump.
5239 * integrate.c (pass_initial_value_sets): Add dump.
5240 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
5241 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
5242 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
5243 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
5244 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
5245 gate_rtl_unrool_and_peel_loops): New.
5246 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
5247 rtl_doloop): Do not look at flags.
5248 * mode-switching.c (pass_mode_switching): Add dump.
5249 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
5250 pass_split_before_regstack): Add dump.
5251 * regmove.c (pass_stack_adjustments): Add dump.
5252 * tree-optimize.c (pass_fixup_cfg): Add dump.
5254 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5257 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
5258 deciding which instruction sequence to use.
5260 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
5262 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
5263 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
5265 2005-08-09 Richard Guenther <rguenther@suse.de>
5267 * c-common.c (builtin_function_2): Remove.
5268 (def_builtin_1): New function.
5269 (c_common_nodes_and_builtins): Use def_builtin_1 to
5270 build builtin functions.
5272 2005-08-09 Jie Zhang <jie.zhang@analog.com>
5274 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
5275 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5276 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
5279 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5281 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
5282 fold_binary instead of fold_build2 since we don't care about the
5284 (loop_niter_by_eval): Likewise.
5285 (compare_trees): Likewise.
5286 (proved_non_wrapping_p): Likewise.
5288 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5292 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
5293 if the if is really empty.
5295 2005-08-09 Steven Bosscher <stevenb@suse.de>
5297 PR tree-optimization/23234
5298 * tree-ssa-math-opts.c (place_reciprocal): New enum.
5299 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
5300 argument of the new enum.
5301 (execute_cse_reciprocals): Add reciprocals for function arguments
5302 on the unique successor edge of the entry block. Update other calls
5303 to execute_cse_reciprocals_1.
5305 2005-08-08 Richard Henderson <rth@redhat.com>
5308 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
5310 2005-08-08 Bob Wilson <bob.wilson@acm.org>
5312 * expr.c (write_complex_part): Return after handling MEM.
5314 2005-08-08 Josh Conner <jconner@apple.com>
5316 PR rtl-optimization/23241
5317 * combine.c (simplify_comparison): Fix error in determining
5318 whether to lift a subreg from comparison.
5320 2005-08-08 David Edelsohn <edelsohn@gnu.org>
5323 * config/rs6000/altivec.md (vec_init<mode>): New.
5324 (vec_set<mode>): New.
5325 (vec_extract<mode>): New.
5326 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
5327 (rs6000_expand_vector_set): New.
5328 (rs6000_expand_vector_extract): New.
5329 (rs6000_legitimate_offset_address_p): Offset addresses are valid
5330 for Altivec modes before reload.
5331 (altivec_expand_vec_init_builtin): New.
5332 (get_element_number): New.
5333 (altivec_expand_vec_set_builtin): New.
5334 (altivec_expand_vec_ext_builtin): New.
5335 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
5337 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
5339 * config/rs6000/rs6000.h (rs6000_builtins): Add
5340 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
5341 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
5342 * config/rs6000/rs6000-protos.h: Declare new functions.
5344 2005-08-08 Jan Hubicka <jh@suse.cz>
5346 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
5347 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
5348 * i386.md (movdi*): Use pic_32bit_operand.
5349 * predicates.md (pic_32bit_operand): New.
5351 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
5354 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
5356 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
5358 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
5359 (test_for_singularity): Use fold_build2.
5361 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5363 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
5365 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
5367 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
5368 (COMMON_ASM_OP) Define.
5369 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
5370 (ix86_encode_section_info): Likewise.
5371 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
5372 SUBTARGET_ENCODE_SECTION_INFO.
5374 2005-08-06 Richard Henderson <rth@redhat.com>
5377 * tree-nested.c (convert_local_reference): Save and restore val_only
5378 around component_ref and friends. Clear walk_subtrees by default.
5380 2005-08-06 Peter O'Gorman <peter@pogma.com>
5383 * gcc.c (process_command): Check the argument to -b has a dash.
5384 * doc/invoke.texi: Update -b and -V docs.
5386 2005-08-06 James E Wilson <wilson@specifix.com>
5388 * config/mips/cross64.h, config/mips/t-cross64: Delete.
5390 2005-08-06 Michael Matz <matz@suse.de>
5392 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
5393 member only if only one insn is associated with the value.
5395 2005-08-06 Nick Clifton <nickc@redhat.com>
5397 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
5399 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
5400 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
5401 Check symbol flags instead of symbol name mangling.
5402 (xstormy16_asm_output_aligned_common): Likewise. Also
5403 simplify code since the bss100_section cass is the only case
5404 where the below100 code will be triggered.
5405 (xstormy16_encode_section_info): Encode below100 attribute
5406 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
5408 (xstormy16_strip_name_encoding): Delete - this function is no
5410 (TARGET_STRIP_NAME_ENCODING): Undefine.
5411 * config/stormy16/stormy16-protos.h: Delete prototype for
5412 xstormy16_strip_name_encoding.
5414 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
5416 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
5417 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
5418 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
5419 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
5420 config/alpha/predicates.md, config/arc/arc.h,
5421 config/arm/arm.h, config/arm/ieee754-df.S,
5422 config/arm/ieee754-sf.S, config/bfin/bfin.c,
5423 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
5424 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
5425 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
5426 config/m68hc11/m68hc11.h, config/mips/mips.c,
5427 config/mips/mips.h, config/mips/openbsd.h,
5428 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
5429 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
5430 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5431 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
5432 config/sparc/linux.h, config/sparc/linux64.h,
5433 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
5434 doc/extend.texi, doc/gcov.texi, doc/install.texi,
5435 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
5436 typos. Follow spelling conventions.
5438 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
5441 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
5442 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
5443 specially. Check for side effects only for COND_EXPR.
5444 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
5445 return with TREE_NO_WARNING.
5447 2005-08-06 Richard Sandiford <richard@codesourcery.com>
5449 PR rtl-optimization/23233
5450 * loop.c (combine_movables): Require the modes to be the same.
5451 (move_movables): Remove handling of cases where the replacement
5452 had a different mode to the original.
5454 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
5456 PR tree-optimization/23128
5457 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
5458 subtraction wrap, and set TREE_OVERFLOW if they do.
5460 2005-08-05 Richard Henderson <rth@redhat.com>
5463 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
5464 FORCED_LABEL labels.
5466 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
5469 * reload.c (find_reloads_subreg_address): Pass down TYPE
5470 unchanged. Change all callers except find_reloads_toplev.
5472 2005-08-05 Michael Matz <matz@suse.de>
5474 * genattrtab.c (current_alternative_string): Remove.
5475 (SIMPLIFY_ALTERNATIVE): Ditto.
5476 (attr_alt_bit_p): Ditto.
5477 (alternative_name): Make const char *.
5478 (evaluate_eq_attr): Remove use of above things.
5479 (simplify_test_exp): Ditto.
5480 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
5481 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
5483 2005-08-04 James E Wilson <wilson@specifix.com>
5485 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
5486 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
5487 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
5488 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
5489 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
5491 2005-08-04 Richard Henderson <rth@redhat.com>
5494 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
5495 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
5496 * tree-sra.c (decide_block_copy): Use it. Disable element copy
5497 if we'd have to instantiate too many members.
5499 2005-08-04 Richard Henderson <rth@redhat.com>
5502 * tree-outof-ssa.c (coalesce_asm_operands): New.
5503 (coalesce_ssa_name): Use it. Split out ...
5504 (coalesce_phi_operands, coalesce_result_decls): ... these.
5506 2005-08-04 Paul Brook <paul@codesourcery.com>
5508 * read-rtl.c (read_quoted_string): Break if EOF.
5510 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
5512 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
5513 (fold_build2): Likewise.
5514 (fold_build3): Likewise.
5515 (fold_build1_stat): New function prototype.
5516 (fold_build2_stat): Likewise.
5517 (fold_build3_stat): Likewise.
5518 * fold-const.c (fold_build1): Rename to ..
5519 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5520 through to build1_stat.
5521 (fold_build2): Rename to ..
5522 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5523 through to build2_stat.
5524 (fold_build3): Rename to ..
5525 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5526 through to build3_stat.
5528 2005-08-04 David Edelsohn <edelsohn@gnu.org>
5529 Ian Lance Taylor <ian@airs.com>
5531 * function.c (assign_stack_local_1): Do not correct stack slot
5532 address if allocation size is smaller than mode size.
5534 2005-08-04 Diego Novillo <dnovillo@redhat.com>
5537 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
5538 (tree_merge_blocks): Propagate anything allowed by
5540 Clarify documentation.
5541 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
5542 SSA form, schedule an update if necessary.
5544 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
5546 * doc/install.texi (Binaries): Remove broken link to
5547 Sinix/Reliant Unix binaries.
5549 2005-08-03 Richard Henderson <rth@redhat.com>
5552 * function.c (stack_protect_epilogue): Export.
5553 * tree.h (stack_protect_epilogue): Declare.
5554 * calls.c (expand_call): Call it.
5556 2005-08-03 Eric Christopher <echristo@apple.com>
5558 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
5559 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
5562 2005-08-04 Jan Hubicka <jh@suse.cz>
5564 * profile.c (branch_prob): Split edges with goto locus on them
5565 to get proper line counts.
5566 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
5568 2005-08-03 Paul Brook <paul@codesourcery.com>
5570 * function.c (assign_parms): Round current_function_args_size
5571 to PARM_BOUNDARY, not STACK_BOUNDARY.
5573 2005-08-03 Geoffrey Keating <geoffk@apple.com>
5575 * config/i386/i386.c (x86_elf_aligned_common)
5576 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
5578 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
5580 PR tree-optimization/23157
5581 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
5582 before emitting them.
5584 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5586 PR tree-optimization/19899
5587 * Makefile.in (tree-scalar-evolution.o): Add real.h.
5588 * tree-scalar-evolution.c: Include real.h.
5589 (add_to_evolution): Build constant -1 of correct type.
5591 2005-08-03 Jan Hubicka <jh@suse.cz>
5593 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
5594 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
5595 profile updating for complette unrolling.
5596 * loop-unroll.c (peel_loop_completely): Use it.
5597 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
5598 (tree_unroll_loops_completely): Disable code growing unrolling of cold
5601 2005-08-03 Paul Brook <paul@codesourcery.com>
5603 * combine.c (can_change_dest_mode): New function.
5604 (try_combine, simplify_set): Use it.
5606 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
5608 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
5611 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
5613 * doc/install.texi (Specific): Adjust link to openavr.org.
5614 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
5615 (Binaries): Adjust HP-UX Porting Center link.
5616 (Binaries): Adjust Free Software Foundation ordering link.
5618 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
5620 * convert.c (convert_to_integer): Use fold_build1 instead of
5621 build1 when converting an integer to an integer.
5623 2005-08-02 Richard Henderson <rth@redhat.com>
5625 * combine.c (combine_instructions): Don't use reg_equal/equiv
5626 results if the mode doesn't match.
5628 2005-08-02 Mark Mitchell <mark@codesourcery.com>
5630 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
5631 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
5633 2005-08-02 Richard Henderson <rth@redhat.com>
5636 * explow.c (memory_address): Remove special-case for
5637 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
5639 2005-08-02 Diego Novillo <dnovillo@redhat.com>
5642 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
5643 number of calls to cleanup_tree_cfg_1.
5645 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
5647 * doc/invoke.texi: document file extensions .F90 and .F95
5649 2005-08-02 Richard Guenther <rguenther@suse.de>
5651 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
5652 positive if its first argument is positive.
5654 2005-08-02 Richard Guenther <rguenther@suse.de>
5656 PR tree-optimization/23177
5657 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
5660 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
5662 PR tree-optimization/23129
5663 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
5664 varying for divisions with anti-ranges.
5666 2005-08-02 Jan Hubicka <jh@suse.cz>
5668 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
5669 * tree-ssa-threadupdate.c (thread_block): Add it here.
5671 2005-08-01 James E Wilson <wilson@specifix.com>
5673 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
5674 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
5675 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
5677 * config/mips/predicates.md (const_call_insn_operand): Add check for
5678 SYMBOL_REF_LONG_CALL_P.
5679 * doc/extend.texi (long_call): Document the new attribute.
5681 2005-08-01 Ian Lance Taylor <ian@airs.com>
5682 Richard Henderson <rth@redhat.com>
5684 * Makefile.in (RTL_BASE_H): Add real.h.
5685 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
5687 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
5689 * rtl.c (rtl_check_failed_code_mode): New.
5690 * rtl.h (struct rtx_def): Add u.rv.
5691 (XCMWINT, XCNMPRV): New.
5692 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
5693 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
5695 2005-08-01 Richard Henderson <rth@redhat.com>
5697 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
5698 with auto-inc codes.
5700 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
5702 2005-08-01 Jan Hubicka <jh@suse.cz>
5704 * i386-protos.h (asm_preferred_eh_data_format): Declare.
5705 * i386.c: Include dwarf2.h
5706 (asm_preferred_eh_data_format): New.
5707 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
5709 2005-08-01 Ian Lance Taylor <ian@airs.com>
5711 * config/host-linux.c (linux_gt_pch_get_address): Add new name
5712 randomize_va_space for virtual address randomization control.
5714 2005-08-01 Steven Bosscher <stevenb@suse.de>
5716 * common.opt (flag_ipa_cp): Put in right place to maintain
5719 2005-08-01 Jan Hubicka <jh@suse.cz>
5721 * profile.c (compute_value_histograms): Fix thinko.
5722 * value-prof.c: Include toplev.h
5723 (check_counter): New function.
5724 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5725 tree_mod_subtract_transform): Add sanity check.
5727 2005-08-01 Richard Guenther <rguenther@suse.de>
5729 PR tree-optimization/23133
5730 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
5731 current functions parameter decls to find defs to cse
5734 2005-08-01 Richard Guenther <rguenther@suse.de>
5736 PR tree-optimization/23109
5737 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5738 If trapping math is in effect, use post-dominator information
5739 to check if we'd in any case reach a trapping point before
5740 doing the reciprocal insertion.
5741 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5742 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5743 expressions are invariant only if trapping math is not in effect.
5745 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5747 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5748 cgraph_function_versioning): New declarations.
5749 * cgraphunit.c: Add include to ipa-prop.h.
5750 (update_call_expr, cgraph_copy_node_for_versioning,
5751 cgraph_function_versioning): New functions.
5752 * integrate.c (copy_decl_for_inlining): Remove.
5753 * ipa-prop.h (ipa_replace_map): New struct.
5754 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5755 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5756 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5757 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5758 ipcp_iterate_stage, ipcp_method_scale_print,
5759 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5760 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5761 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5762 ipcp_update_bb_counts, ipcp_update_profiling,
5763 ipcp_update_edges_counts): New functions.
5764 (ipcp_method_cval_init): Remove restriction regarding local methods.
5765 (ipcp_init_stage): Add ipcp_method_compute_scale.
5766 (ipcp_insert_stage): Add versioning.
5767 (ipcp_structures_print): Add ipcp_method_scale_print.
5768 (ipcp_driver): Dump profiling info.
5769 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5770 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5771 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5772 (struct inline_data): Add versioning_p, ipa_info, new fields.
5773 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5774 declare_return_variable): Replace calls to copy_decl_for_inlining with
5776 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5778 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5779 Add argument VERSIONING.
5780 (copy_arguments_for_versioning, copy_static_chain,
5781 function_versionable_p, tree_versionable_function_p,
5782 tree_function_versioning, replace_ref_tree): New functions.
5783 * tree-inline.h: Include varray.h.
5784 (tree_versionable_function_p, tree_function_versioning,
5785 tree copy_decl_for_dup): New declarations.
5787 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5789 * ipa-cp.c: New file. Contains IPCP specific functionality.
5790 * ipa-prop.h: New file. Contains structures/definitions that can be
5791 used by several interprocedural data flow optimizations (and also IPCP).
5792 * ipa-prop.c: New file.
5793 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5794 * common.opt: Add ipa-cp flag.
5795 * timevar.def: Add IPCP optimization.
5796 * tree-optimize.c (init_tree_optimization_passes): Schedule
5798 * tree-pass.h (pass_ipa_cp): Declare.
5800 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5802 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5803 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5804 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5805 config/i386/i386.c, config/mips/mips.h,
5806 config/rs6000/rs6000.h, config/sh/sh.c,
5807 config/stormy16/stormy16.c: Fix comment typos.
5809 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5812 * c-typeck.c (build_binary_op): Use common_type wrapper on
5814 (common_type): Update comment.
5816 2005-07-31 Steven Bosscher <stevenb@suse.de>
5819 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5820 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5821 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5823 2005-07-31 Jan Hubicka <jh@suse.cz>
5825 * pretty-print.h (pp_widest_integer): New macro.
5826 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5829 2005-07-31 Jan Hubicka <jh@suse.cz>
5831 * output.h (enum section_category): Export from varasm.c
5832 (categorize_decl_for_section): Likewise.
5833 * varasm.c (enum section_category): Kill.
5834 (categorize_decl_for_section): Make global.
5835 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5837 * i386.c (ix86_section_threshold): New static variable.
5838 (ix86_in_large_data_p, ix86_encode_section_info,
5839 x86_64_elf_unique_section,
5840 x86_64_elf_select_section): New functions.
5841 (TARGET_ENCODE_SECTION_INFO): Define
5842 (override_options): Enable medium model for PIC.
5843 (ix86_expand_prologue): Expand gen_set_got_rex64.
5844 (legitimate_constant_p): Handle new UNSPECs.
5845 (legitimate_pic_address_disp_p): Likewise.
5846 (legitimize_pic_address): Lower MEDIUM model addressing.
5847 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5848 (enum cmodel): Add MEDIUM_PIC.
5849 (SYMBOL_REF_FAR_ADDR_P): New macro.
5850 (SYMBOL_FLAG_FAR_ADDR): New flag.
5851 * i386.md (movdi): Support medium model.
5852 (set_got_rex64): New pattern.
5853 * i386.opt (mlarge-data-threshold): New flag.
5854 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5855 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5856 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5857 TARGET_ASM_UNIQUE_SECTION): New.
5859 * invoke.texi (-mlarge_data_threshold): Document
5861 2005-07-31 Jan Hubicka <jh@suse.cz>
5863 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5864 (coalesce_vars): Likewise.
5865 * tree-ssa-live.c (coalesce_cost): New.
5866 (build_tree_conflict_graph): Use coalesce_cost.
5867 * tree-ssa-live.h (coalesce_cost): Declare.
5869 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5871 * arm.md (all peepholes for post-increment operations): Delete.
5872 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5873 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5874 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5875 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5876 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5878 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5880 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5883 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5886 * doc/invoke.texi: Document -rdynamic.
5888 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5891 * c-parser.c (c_parser_parms_list_declarator): Call
5892 mark_forward_parm_decls.
5893 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5894 decls with visibility structure.
5896 2005-07-30 Paul Brook <paul@codesourcery.com>
5898 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5900 2005-07-30 Paul Brook <paul@codesourcery.com>
5902 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5904 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5906 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5908 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5911 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5912 nested function declarators.
5913 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5914 (grokparms): Call warn_if_shadowing for parameters used within the
5916 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5917 not used within the parameter list.
5918 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5920 2005-07-30 Jan Hubicka <jh@suse.cz>
5922 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5923 * i386.c (ix86_fixup_binary_operands): Likewise.
5924 (ix86_expand_unary_operator): Likewise.
5925 (ix86_expand_fp_absneg_operator): Likewise.
5926 * optabs.c (expand_vec_cond_expr): Validate dest.
5928 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5931 * real.c (real_from_string): Also set last bit if there is a
5932 nonzero hex digit beyond GCC's internal precision after ".".
5934 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5936 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5937 define_constants. Change duplicate values to unassigned numbers.
5938 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5939 (*altivec_vspltsf): New.
5940 (altivec_vperm_v4sf): Delete.
5941 (altivec_vperm_<mode>): Use mode macro V.
5942 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5943 (altivec_predicate_v4sf): Delete.
5944 (altivec_predicate_<mode>): Use mode macro V.
5945 (*altivec_lvesfx): New.
5946 (*altivec_stvesfx): New.
5947 (vec_realign_load_v4sf): Delete.
5948 (vec_realign_load_<mode>): Use mode macro V.
5949 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5952 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5955 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5957 * configure: Regenerated.
5959 2005-07-29 Paul Brook <paul@codesourcery.com>
5961 * doc/install.texi: Add link to GFortran binaries wiki page.
5963 2005-07-29 David Ung <davidu@mips.com>
5965 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5966 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5967 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5968 * config/mips/mips.md (cpu): Add 5kf name.
5969 (includes): Includes 5k.md.
5970 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5971 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5974 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5977 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5978 (cleanup_tree_cfg): ... here.
5979 Call cleanup_tree_cfg_1 until there are no more cleanups to
5982 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5984 * tree-vrp.c (compare_range_with_value): Return true or false
5985 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5986 EQ_EXPR respectively.
5988 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5990 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5993 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5995 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5996 (tree_ssa_dominator_optimize): Increment it.
5997 (dump_dominator_optimization_stats): Print it.
5999 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
6000 Steven Bosscher <stevenb@suse.de>
6002 PR rtl-optimization/23117
6003 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
6004 when head == tail. Tidy comment.
6006 2005-07-28 Richard Henderson <rth@redhat.com>
6008 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
6009 * cselib.c (rtx_equal_for_cselib_p): Likewise.
6010 * jump.c (rtx_renumbered_equal_p): Likewise.
6011 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
6012 CONST_INT and CONST_DOUBLE.
6013 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
6014 * reload.c (operands_match_p): Special case CONST_INT and
6015 CONST_DOUBLE; check mode earlier.
6017 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6020 * c-typeck.c (convert_for_assignment): Do not check
6021 DECL_IN_SYSTEM_HEADER on NULL fundecl.
6023 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6026 * c-typeck.c (composite_type): Prefer constant size arrays to
6029 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6032 * real.c (real_from_string): Set last bit if there is a nonzero
6033 hex digit beyond GCC's internal precision.
6035 2005-07-28 Richard Henderson <rth@redhat.com>
6038 * cfgcleanup.c (try_forward_edges): Watch out for end of
6041 2005-07-28 James E Wilson <wilson@specifixinc.com>
6044 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
6046 2005-07-28 Jan Hubicka <jh@suse.cz>
6048 * Makefile.in (rtl-profile.o): Kill all traces of it.
6049 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
6050 * coverage.h (rtl_coverage_counter_ref): Kill.
6051 * opts.c (flag_speculative_prefetching_set): Kill.
6052 (flag_loop_optimize_set): New.
6053 (common_handle_option): Disable loop optimizer when profiling;
6054 do not handle speculative prefetching.
6055 * passes.c (init_optimization_passes): Replace pass_profiling combo
6056 by branch_prob pass.
6057 * profile.c (compute_value_histograms): Update for simplified value
6059 (rtl_register_profile_hooks): Kill.
6060 (pass_profiling): Kill.
6061 (rest_of_handle_branch_prob): Do not profile.
6062 * toplev.c (process_options): Remove speculative prefetching.
6063 * toplev.h (flag_tree_based_profiling): Kill.
6064 * tree-profile.c (prepare_instrumented_value,
6065 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6066 tree_gen_one_value_profiler, do_tree_profiling): Update for
6067 simplified datastructures.
6068 * value-prof.c: Add comment that speculative prefetching was dropped;
6069 update rest of file for simplified datastructures.
6070 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
6071 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
6072 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
6073 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
6074 rtl_mod_subtract, gen_speculative_prefetch,
6075 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
6076 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
6077 (gate_handle_value_profile_transformations,
6078 rest_of_handle_value_profile_transformations,
6079 pass_value_profile_transformations): Kill.
6080 * value-prof.h (histogram_value_t): Remove IL based unions.
6081 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
6082 rtl_profile_hooks): Remove hooks.
6084 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
6086 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
6087 (cgraph_clone_node): Likewise.
6088 * cgraph.h (cgraph_clone_edge): Update prototype.
6089 (cgraph_clone_node): Likewise.
6090 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
6092 (lookup_recursive_calls): Consider profile.
6093 (cgraph_decide_recursive_inlining): Fix updating; use new
6094 probability argument; use profile.
6095 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
6096 * tree-inline.c (copy_bb): Update clal of clone_edge.
6097 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
6099 * invoke.texi (min-inline-recursive-probability): Document.
6101 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
6103 * doc/install.texi (Configuration): Update Valgrind homepage.
6105 2005-07-28 Richard Henderson <rth@redhat.com>
6108 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
6109 labels we want to delete.
6110 (cfg_layout_merge_blocks): Likewise.
6112 2005-07-28 Richard Henderson <rth@redhat.com>
6115 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
6116 when expanding to nothing.
6118 2005-07-28 Josh Conner <jconner@apple.com>
6120 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
6121 (cgraph_decide_inlining_of_small_functions): Likewise.
6123 2005-07-28 Josh Conner <jconner@apple.com>
6125 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
6126 direction of badness if negative.
6127 (cgraph_default_inline_p): Add reason to parameters, and assign it
6129 (cgraph_decide_inlining_of_small_functions): New parameter in call
6130 to cgraph_default_inline_p.
6131 (cgraph_decide_inlining_incrementally): Likewise.
6132 * cgraphunit.c (decide_is_function_needed): Likewise.
6133 * cgraph.h (cgraph_default_inline_p): Likewise.
6135 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6137 * builtins.c: Fix comment typo(s).
6138 * genautomata.c: Likewise.
6139 * gimplify.c: Likewise.
6140 * tree-dfa.c: Likewise.
6141 * tree-flow-inline.h: Likewise.
6142 * tree-into-ssa.c: Likewise.
6143 * tree-ssa-alias.c: Likewise.
6144 * tree-ssa-ccp.c: Likewise.
6145 * tree-ssa-copy.c: Likewise.
6146 * tree-ssa-dce.c: Likewise.
6147 * tree-ssa-dom.c: Likewise.
6148 * tree-ssa-operands.c: Likewise.
6149 * tree-tailcall.c: Likewise.
6150 * tree-vectorizer.c: Likewise.
6151 * tree-vrp.c: Likewise.
6154 2005-07-28 Jeff Law <law@redhat.com>
6156 * tree-vrp.c (test_for_singularity): Extracted from ...
6157 (simplify_cond_using_ranges): Attempt to simplify a relational
6158 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
6160 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
6162 PR tree-optimization/22506
6163 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
6164 phis whose argument is constant.
6166 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
6168 PR rtl-optimization/18992
6169 Back out this patch:
6170 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6171 PR optimization/12142
6172 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
6173 uses of the register in the SET_SRC. Remove unnecessary argument.
6175 Replace it with this:
6176 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
6177 if flag_non_call_exceptions is set and the insn may trap, pass
6178 pc_rtx as dest for recursion.
6179 In SET_SRC part of SET case, if dest is already set, pass it down
6182 2005-07-28 Jan Hubicka <jh@suse.cz>
6184 * cfg.c (update_bb_profile_for_threading): Use RDIV.
6185 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
6186 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
6188 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
6189 profile when available.
6191 2005-07-28 Jan Beulich <jbeulich@novell.com>
6193 * config/ia64/ia64.c (ia64_load_pair_ok): New.
6194 (ia64_print_operand): Describe and handle 'X'.
6195 (ia64_register_move_cost): Also handle FP_REGS.
6196 (ia64_preferred_reload_class): Likewise.
6197 (ia64_secondary_reload_class): Likewise.
6198 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
6199 it. Also check for ITANIUM_CLASS_FLDP.
6200 * config/ia64/ia64.h (FP_REGNO_P): New.
6201 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
6202 (reg_class): Add FP_REGS.
6203 (REG_CLASS_NAMES): Adjust for it.
6204 (REG_CLASS_CONTENTS): Likewise.
6205 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
6206 (REG_CLASS_FROM_LETTER): Handle 'x'.
6207 (CLASS_MAX_NREGS): Handle FP_REGS.
6208 (MEMORY_MOVE_COST): Likewise.
6209 * config/ia64/ia64.md (itanium_class): Add fldp.
6210 (type): Handle fldp.
6211 (movti_internal): More allowable operand combinations. Use ldfp8 when
6212 splitting unnecessary. Remove predicable attribute. Adjust
6213 itanium_class attribute.
6214 (smuldi3_highpart): Remove outdated comment.
6215 (mulditi3, umulditi3, rotlti3): New expanders.
6216 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
6217 (absti2): Disabled new insn for future reference.
6218 Respective new splitters.
6219 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
6220 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
6221 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
6223 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
6225 PR rtl-optimization/23047
6226 * simplify-rtx.c (simplify_const_relational_operation): Respect
6227 flag_wrapv for comparisons with ABS.
6229 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
6231 PR tree-optimization/22493
6232 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
6233 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
6235 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
6237 * config/frv/frv.opt (moptimize-membar): New.
6239 * doc/invoke.texi: Document -moptimize-membar and its inverse.
6241 * config/frv/frv.h: Remove machine_function definition.
6243 * config/frv/frv.c (struct frv_io): New.
6244 (struct machine_function): Moved from frv.h. Add has_membar_p.
6245 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
6246 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
6247 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
6248 (frv_optimize_membar_global, frv_optimize_membar): New functions.
6249 (frv_reorg): Call frv_optimize_membar when appropriate.
6250 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
6251 (frv_expand_builtin): Adjust calls accordingly.
6252 (frv_io_address_cookie): New function.
6253 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
6254 load or store rather than a special insn. Add ccnstant address and
6255 io-type operands to the membar.
6256 (frv_ifcvt_modify_tests): Unsign regno.
6257 (frv_ifcvt_modify_tests): Same.
6259 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
6260 UNSPEC_OPTIONAL_MEMBAR constant.
6261 (builtin_read_<mode>): Delete.
6262 (builtin_write_<mode>): Delete.
6263 ("optional_membar_<mode>"): Add operand.
6265 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
6266 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
6267 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
6268 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
6269 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
6270 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
6271 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
6272 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
6273 * testsuite/gcc.target/frv/all-read-write-1.c: New.
6275 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
6277 * df.c (df_uses_record): Handle SCRATCH.
6279 2005-07-28 Steven Bosscher <stevenb@suse.de>
6282 * passes.c (rest_of_decl_compilation): If decl is a type and
6283 we have encountered errors, don't emit debug information.
6285 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
6287 * params.def: Fixed comment.
6289 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
6292 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
6293 (TARGET_ASM_UNALIGNED_HI_OP): Add.
6294 (TARGET_ASM_UNALIGNED_SI_OP): Add.
6296 2005-07-27 Steven Bosscher <stevenb@suse.de>
6299 * varasm.c (assemble_start_function): Don't do anything that may
6300 require a CFG if the current function is a thunk.
6302 2005-07-25 Geoffrey Keating <geoffk@apple.com>
6304 * doc/install.texi (Prerequisites): Mention that perl is needed
6305 to do export control in libstdc++ targetting Darwin.
6307 2005-07-27 Steven Bosscher <stevenb@suse.de>
6309 PR rtl-optimization/17808
6310 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
6311 (sched_insns_conditions_mutex_p): Split out from...
6312 (add_dependence): ...here. But don't call it from here.
6313 (add_dependence_list): Check sched_insns_conditions_mutex_p
6314 before calling add_dependence.
6315 (add_dependence_list_and_free): Likewise.
6316 (fixup_sched_groups): Likewise.
6317 (sched_analyze_1): Likewise.
6318 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
6319 (sched_analyze): Likewise.
6320 (sched_analyze_insn): Likewise.
6321 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6322 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
6323 dependencies on all COND_EXEC insns to jumps ending basic blocks
6324 when doing intrablock scheduling.
6325 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
6327 2005-07-27 Jeff Law <law@redhat.com>
6329 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
6330 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
6331 equivalency sets, correctly handle the case were vr0 has an
6332 equivalency set, but vr1 does not.
6334 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
6336 PR tree-optimization/23073
6337 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
6338 vect_print_dump_info before fprintf.
6340 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6342 PR tree-optimize/22348
6343 * tree-ssa-loop-niter.c (number_of_iterations_cond):
6344 Fold the partial computation.
6346 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6348 PR tree-optimization/22325
6349 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
6351 * tree-scalar-evolution.c (scev_const_prop): Add generic final
6353 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
6354 (force_var_cost): ... this function.
6355 (compute_phi_arg_on_exit): Export.
6357 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6359 PR tree-optimization/20773
6360 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
6363 2005-07-27 Richard Guenther <rguenther@suse.de>
6365 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
6366 Avoid pushing again if current struct contains only
6367 fields we decomposed.
6369 2005-07-27 Jan Hubicka <jh@suse.cz>
6371 PR tree-optimization/22574
6372 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
6375 * tree-tailcall.c (decrease_profile): New function.
6376 (eliminate_tail_call): Use it.
6378 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
6379 visibility flags correctly in whole program mode.
6381 2005-07-26 Steve Ellcey <sje@cup.hp.com>
6383 PR rtl-optimization/22472
6384 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
6386 2005-07-26 Steven Bosscher <stevenb@suse.de>
6388 PR tree-optimization/22504
6389 * tree-complex.c (expand_complex_addition): Use 'code' instead
6390 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
6392 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6394 * config.gcc (cpu_type): Add frv case.
6395 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
6396 (supported_defaults): Add fr550 case.
6398 2005-07-26 Diego Novillo <dnovillo@redhat.com>
6401 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
6402 whether a pointer of type T * may point to objects of type T *.
6404 2005-07-26 DJ Delorie <dj@redhat.com>
6406 * configure: Regenerate.
6408 2005-07-26 Dale Johannesen <dalej@apple.com>
6410 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
6412 2005-07-26 Mark Mitchell <mark@codesourcery.com>
6414 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
6415 Clarify use of "build" in name.
6417 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6419 * doc/extend.texi (Raw read/write Functions): New section.
6420 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
6421 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
6422 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
6423 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
6424 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
6425 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
6426 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
6427 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
6428 * config/frv/frv.c: Add bdesc_loads global.
6429 Add bdesc_stores global.
6430 (frv_init_builtins): Add support for __builtin_{read/write}*.
6431 (frv_volatile_memref): New.
6432 (frv_expand_load_builtin): New.
6433 (frv_expand_store_builtin): New.
6434 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
6435 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
6436 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
6437 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
6438 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
6439 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
6440 (builtin_read_<mode>): New.
6441 (builtin_write_<mode>): New.
6442 (builtin_write64): New.
6443 (optional_membar_<mode>): New.
6445 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
6447 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
6448 (rather than units) against HOST_BITS_PER_WIDE_INT.
6450 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
6452 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
6453 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
6454 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
6455 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
6458 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
6459 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
6460 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
6462 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
6464 2005-07-26 Richard Guenther <rguenther@suse.de>
6466 PR tree-optimization/22486
6467 * fold-const.c (fold_unary): Fold away useless component
6468 references of the form (T *)&T.x, if the address
6471 2005-07-25 James E Wilson <wilson@specifixinc.com>
6473 * dwarf2out.c (add_call_src_coords_attributes): New.
6474 (gen_inlined_subroutine_die): Call it.
6475 (maybe_emit_file, init_file_table): Add comments.
6476 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
6478 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
6479 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
6480 * tree.h (BLOCK_SOURCE_LOCATION): New.
6481 (struct tree_block): New field locus.
6483 2005-07-26 Andreas Schwab <schwab@suse.de>
6485 PR rtl-optimization/23043
6486 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
6487 when allocating a struct unoccr.
6489 2005-07-25 Richard Henderson <rth@redhat.com>
6492 * tree-complex.c (gate_no_optimization): True if errors.
6493 * Makefile.in (tree-complex.o): Update dependencies.
6495 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
6497 * config/frv/predicates.md (integer_register_operand): Use
6500 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6503 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
6505 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
6507 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6509 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
6510 types when flag_unsafe_math_optimizations is true.
6512 2005-07-25 Mark Mitchell <mark@codesourcery.com>
6514 * gcc.c (option_map): Add --sysroot.
6515 (process_command): Handle --sysroot.
6516 (display_help): Document it.
6517 * doc/cppopts.tex (-isysroot): Document.
6518 * doc/invoke.texi (--sysroot): Document.
6519 * doc/install.texi (--with-build-sysroot): Document.
6521 * Makefile.in (inhibit_libc): New variable.
6522 (INHIBIT_LIBC_CFLAGS): Likewise.
6523 (LIBGCC2_CFLAGS): Include
6524 $(INHIBIT_LIBC_CFLAGS).
6525 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
6526 ($(T)crtbegin.o): Do not use @inhibit_libc@.
6527 ($(T)crtend.o): Likewise.
6528 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
6529 ($(T)crtendS.o): Likewise.
6530 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
6531 ($(T)crtendT.o): Likewise.
6532 (stmp-fixinc): Do not complain about missing headers if
6534 * configure.ac (inhibit_libc): Set it to true/false.
6535 (--with-build-sysroot): New option. Use it to set
6537 * configure: Regenerated.
6539 2005-07-25 Manfred Hollstein <mh@suse.com>
6541 * calls.c (store_one_arg): Fix unsigned comparison warning.
6543 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6546 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
6547 (ggc_print_statistics): Initialize variable before use.
6549 2005-07-25 Richard Guenther <rguenther@suse.de>
6551 * tree-dfa.c (mark_new_vars_to_rename): Protect against
6552 calling with a PHI_NODE argument.
6554 * tree-flow-inline.h (overlap_subvar): Protect against
6557 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
6559 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
6560 * configure: Regenerate.
6562 2005-07-25 Ira Rosen <irar@il.ibm.com>
6564 * expr.c (highest_pow2_factor): Make extern.
6565 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
6566 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6567 record_array_differ_p, array_ptr_differ_p): Likewise.
6568 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
6569 additional cases. Call the above functions.
6570 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
6571 base_object_differ_p when there are two base objects. Otherwise, compare
6572 base address and offset. Call may_alias_p.
6573 (dump_data_reference): Use a correct field name.
6574 (analyze_array): Make static. Initialize new data-ref fields.
6575 (analyze_indirect_ref): New function.
6576 (init_data_ref): Initialize new data-ref fields.
6577 (strip_conversion): Moved from tree-vect-analyze.c.
6578 (analyze_offset_expr, get_ptr_offset, address_analysis,
6579 object_analysis): Likewise.
6580 (analyze_offset): New function.
6581 (create_data_ref): Likewise.
6582 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
6583 dimensions for ARRAY_REFs only.
6584 (build_classic_dist_vector): Make static.
6585 (access_functions_are_affine_or_constant_p): Call macro to get the
6586 address of access functions.
6587 (compute_all_dependences): Add new parameter
6588 compute_self_and_read_read_dependences. Compute self and read-read
6589 dependences if it is true.
6590 (find_data_references_in_loop): Call create_data_ref. Initialize new
6592 (compute_data_dependences_for_loop): Add new parameter
6593 compute_self_and_read_read_dependences. Remove parameter nb_loops,
6594 compute nb_loops. Call compute_all_dependences,
6595 build_classic_dist_vector and build_classic_dir_vector with correct
6597 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
6598 with correct parameters. Compare dimensions for ARRAY_REFs only.
6599 (free_data_refs): Call macro to free access functions.
6600 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
6601 fields from stmt_vinfo.
6602 (struct base_object_info): New structure.
6603 (struct data_reference): Move fields to base_object_info. Add fields
6604 first_location and object_info for above structures. Move fields from
6605 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
6606 aligned_to. Add macros to access the new fields.
6607 Update functions declarations.
6608 * tree-flow.h (is_aliased_with): Declare.
6609 * tree-loop-linear.c (linear_transform_loops): Call
6610 compute_data_dependences_for_loop with correct parameters.
6611 * tree-ssa-alias.c (is_aliased_with): New function.
6612 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
6613 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
6614 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
6615 vect_base_addr_differ_p, compute_subscript_distance and
6616 build_classic_dist_vector. Add printings. Check absolute value of
6618 (vect_analyze_data_ref_dependences): Go through ddrs instead of
6620 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
6621 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
6622 to bytes. Add printing.
6623 (vect_compute_data_refs_alignment): Go through loads and stores in one
6625 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
6626 vect_analyze_data_ref_access): Likewise.
6627 (vect_analyze_pointer_ref_access): Remove.
6628 (vect_address_analysis, vect_object_analysis): Likewise.
6629 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
6630 and analyze data-refs in the loop.
6631 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
6632 fields of data-ref instead of stmt. Add init to the offset from the
6634 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
6635 (vect_update_init_of_dr): Likewise.
6636 (vect_update_inits_of_drs): Go through loads and stores in one loop.
6637 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
6639 (new_loop_vec_info): Initialize new fields.
6640 (destroy_loop_vec_info): Free new fields.
6641 (vect_strip_conversion): Remove.
6642 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
6643 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
6644 datarefs. Add new field ddrs.
6645 Add macros for the new fields access.
6646 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
6647 base_aligned_p, misalignment, memtag, ptr_info and subvars.
6648 Remove their macros.
6649 * tree.h (highest_pow2_factor): Declare.
6651 2005-07-25 Jakub Jelinek <jakub@redhat.com>
6653 * calls.c (store_one_arg): Check for sibling call MEM arguments
6654 from already clobbered incoming argument area.
6656 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6658 * c-common.c (check_missing_format_attribute): New.
6659 * c-common.h (check_missing_format_attribute): Likewise.
6660 * c-typeck.c (convert_for_assignment): Use it.
6662 2005-07-24 Andreas Schwab <schwab@suse.de>
6664 * config/m68k/m68k.md ("extendqidi2"): When source is an address
6665 register use a word move. Correct operand of ext.w in 68000 code.
6667 2005-07-23 Mark Mitchell <mark@codesourcery.com>
6669 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
6670 variables as declarations, rather than definitions.
6672 2005-07-24 Ira Rosen <irar@il.ibm.com>
6674 PR tree-optimization/22526
6675 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
6678 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6680 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
6681 that C99 reserve for future use. Use it to define clog10,
6682 clog10f and clog10l.
6684 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6686 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
6687 * configure.ac: Check for -Wmissing-format-attribute.
6689 * configure: Regenerate.
6691 2005-07-23 Richard Henderson <rth@redhat.com>
6693 PR tree-optimization/22623
6694 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
6696 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
6699 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
6701 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6703 * Makefile.in (C_TREE_H): Update dependencies.
6704 * c-tree.h: Include toplev.h.
6705 * diagnostic.h (diagnostic_set_info): Add format attribute.
6706 * rtl-error.c (diagnostic_for_asm): Likewise.
6708 2005-07-23 Chao-ying Fu <fu@mips.com>
6710 * config/mips/mips-dsp.md: New file.
6711 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
6712 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
6714 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
6715 MIPS_BUILTIN_BPOSGE32.
6716 (mips_expand_builtin_direct): Add one parameter to indicate that
6717 builtin functions need to return a value.
6718 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
6720 (mips_regno_to_class): Add classes for 12 new DSP registers.
6721 (mips_subword): Change to check four HI registers.
6722 (mips_output_move): Output move to and from 6 new DSP accumulators.
6723 (override_options): Make sure -mdsp and -mips16 are not used together.
6724 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
6726 (mips_conditional_register_usage): Disable 6 new DSP accumulators
6728 (print_operand): Add 'q' for printing DSP accumulators.
6729 (mips_cannot_change_mode_class): Check ACC_REGS.
6730 (mips_secondary_reload_class): Check ACC_REGS.
6731 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
6732 (mips_register_move_cost): Check ACC_REGS.
6733 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6734 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6735 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6736 (dsp_bdesc): New array.
6737 (bdesc_arrays): Add DSP builtin function table.
6738 (mips_prepare_builtin_arg): Check predicate again after
6740 (mips_expand_builtin): Add one more parameter to
6741 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6742 MIPS_BUILTIN_BPOSGE32.
6743 (mips_init_builtins): Initialize new function types.
6744 (mips_expand_builtin_direct): Check if builtin functions need to
6745 return a value and pass operands properly.
6746 (mips_expand_builtin_bposge): New function.
6747 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6748 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6749 (FIRST_PSEUDO_REGISTER): Increase to 188.
6750 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6751 Update for 12 new DSP registers.
6752 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6753 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6754 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6755 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6756 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6757 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6758 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6759 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6760 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6761 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6762 (REGISTER_NAMES): Add names for 12 new DSP registers.
6763 * config/mips/mips.md: Include mips-dsp.md.
6764 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6765 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6766 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6767 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6768 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6769 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6770 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6771 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6772 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6773 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6774 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6775 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6776 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6777 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6778 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6779 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6780 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6781 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6782 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6783 (UNSPEC_RDDSP): New constants.
6784 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6785 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6787 * config/mips/mips.opt (-mdsp): New option.
6788 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6789 (reg_imm10_operand): New predicates.
6790 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6791 * doc/invoke.texi (-mdsp): Document new option.
6793 2005-07-22 DJ Delorie <dj@redhat.com>
6795 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6797 * tree-inline.c (inlinable_function_p): Likewise.
6799 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6802 * toplev.c (check_global_declarations): Do not mark undefined
6803 variables as DECL_IGNORED_P.
6804 * varasm.c (first_global_object_name): GTY it.
6805 (weak_global_object_name): Likewise.
6806 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6807 a string to go into {weak,first}_global_object_name.
6809 2005-07-22 DJ Delorie <dj@redhat.com>
6811 * c-format.c (check_function_format): Change warning control
6812 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6814 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6816 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6817 &PTR->FLD a dereference of PTR.
6818 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6819 a potential dereference of PTR.
6821 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6823 PR rtl-optimization/20370
6824 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6825 call allocate_reg_info if necessary.
6827 PR rtl-optimization/21848
6828 * calls.c (emit_library_call_value_1): For const functions, add
6829 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6831 PR rtl-optimization/22445
6832 * cselib.c (target.h): Include.
6833 (rtx_equal_for_cselib_p): Allow commutative matches.
6834 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6835 Remove MODE parameter. Changed all callers.
6837 PR rtl-optimization/22258
6838 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6840 (try_combine): Use likely_spilled_retval_p.
6842 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6844 * config.gcc: Add crx-elf support.
6846 * doc/contrib.texi: Mention crx.
6847 * doc/extend.texi: Document crx extensions.
6848 * doc/install.texi: Document crx install.
6849 * doc/invoke.texi: Document crx options.
6850 * doc/md.texi: Document crx constraints.
6852 * config/crx/crx-protos.h: New file.
6853 * config/crx/crx.c: New file.
6854 * config/crx/crx.h: New file.
6855 * config/crx/crx.md: New file.
6856 * config/crx/crx.opt: New file.
6857 * config/crx/t-crx: New file.
6859 2005-07-22 Manfred Hollstein <mh@suse.com>
6861 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6863 (int_add_graph_edge): Likewise.
6864 (collapse_nodes): Likewise.
6865 (process_unification_queue): Likewise.
6867 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6868 Laurent GUERBY <laurent@guerby.net>
6870 PR tree-optimization/22336
6871 * function.c (record_block_change): Check for
6872 cfun->ib_boundaries_block.
6874 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6876 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6877 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6879 2005-07-21 DJ Delorie <dj@redhat.com>
6881 * toplev.c (warn_deprecated_use): Add warning control to warning
6883 * c-typeck.c (parser_build_binary_op): Likewise.
6884 (c_finish_if_stmt): Likewise.
6885 * c-common.c (check_function_sentinel): Likewise.
6886 (check_nonnull_arg): Likewise.
6888 2005-07-21 Richard Henderson <rth@redhat.com>
6891 * tree-complex.c (complex_ssa_name_components): New.
6892 (cvc_lookup): Allow entry not found.
6893 (create_components): Remove.
6894 (create_one_component_var, get_component_var): New.
6895 (get_component_ssa_name, set_component_ssa_name): New.
6896 (extract_component): Use get_component_ssa_name.
6897 (update_complex_components): Use set_component_ssa_name.
6898 (update_complex_components_on_edge): Likewise.
6899 (update_phi_components): Create new PHI nodes directly, instead
6900 of adding insns to edges.
6901 (tree_lower_complex): Allocate and free complex_variable_components
6902 and complex_ssa_name_components here.
6904 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6906 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6907 revert to returning false.
6909 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6912 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6914 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6917 * config/i386/i386.md (cmpxf): Change operand constraints
6918 to "nonmemory_operand".
6920 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6922 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6924 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6927 * fold-const.c (fold_build1): Add checksum for the operands.
6928 (fold_build2): Likewise.
6929 (fold_build3): Likewise.
6931 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6934 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6936 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6938 * common.opt (-fforward-propagate): Committed by mistake,
6941 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6943 * reg-stack.c: Fix comment typo(s).
6944 * tree-ssa-operands.c: Likewise.
6945 * tree-vectorizer: Likewise.
6947 2005-07-21 Nick Clifton <nickc@redhat.com>
6949 * config/sh/symbian.c: Replace C++ style line comments with C
6950 style line comments.
6951 (symbian_add_attribute): Do not use a ? operator on the LHS of
6953 (sh_symbian_handle_dll_attribute): Change the type of the
6954 method vector to "VEC(tree,gc)*" and use vector accessor
6955 macros to walk over the elements.
6956 (symbian_export_vtable_and_rtti_p): Likewise.
6957 (symbian_class_needs_attribute_p): Likewise.
6959 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6962 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6963 initialize targetm.resolve_overloaded_builtin here.
6964 (altivec_expand_overloaded_builtin): Make it non-static.
6965 * config/rs6000/rs6000-protos.h
6966 (altivec_expand_overloaded_builtin): New prototype.
6967 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6968 targetm.resolve_overloaded_builtin here.
6969 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6971 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6972 Zdenek Dvorak <dvorakz@suse.cz>
6974 PR tree-optimization/19210
6975 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6977 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6978 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6979 rely on unproven assumptions.
6980 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6981 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6982 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6983 to number_of_iterations_exit.
6984 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6985 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6986 * tree-ssa-loop-niter.c (find_loop_niter,
6987 estimate_numbers_of_iterations_loop): Likewise.
6988 (number_of_iterations_exit): Honor the new options.
6989 * doc/invoke.texi (Wunsafe-loop-optimizations,
6990 funsafe-loop-optimizations): Document them.
6992 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6994 PR rtl-optimization/22167
6995 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6997 2005-07-20 Adam Nemet <anemet@lnxw.com>
6999 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
7000 __do_global_dtors_aux longcall.
7002 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
7004 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
7005 (old_special_pred_table): Don't reference
7006 SPECIAL_MODE_PREDICATES.
7007 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
7008 * config/arc/arc.h: Don't mention PREDICATE_CODES.
7009 * config/sh/predicates.h: Don't mention
7010 SPECIAL_MODE_PREDICATES.
7011 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
7014 2005-07-20 DJ Delorie <dj@redhat.com>
7016 * config.gcc: Add m32c-elf support.
7018 * doc/contrib.texi: Mention m32c.
7019 * doc/extend.texi: Document m32c extensions.
7020 * doc/install.texi: Mention m32c.
7021 * doc/invoke.texi: Document m32c options.
7022 * doc/md.texi: Document m32c constraints.
7024 * config/m32c/addsub.md: New file.
7025 * config/m32c/bitops.md: New file.
7026 * config/m32c/cond.md: New file.
7027 * config/m32c/jump.md: New file.
7028 * config/m32c/m32c-lib1.S: New file.
7029 * config/m32c/m32c-lib2.c: New file.
7030 * config/m32c/m32c-modes.def: New file.
7031 * config/m32c/m32c-pragma.c: New file.
7032 * config/m32c/m32c-protos.h: New file.
7033 * config/m32c/m32c.abi: New file.
7034 * config/m32c/m32c.c: New file.
7035 * config/m32c/m32c.h: New file.
7036 * config/m32c/m32c.md: New file.
7037 * config/m32c/m32c.opt: New file.
7038 * config/m32c/minmax.md: New file.
7039 * config/m32c/mov.md: New file.
7040 * config/m32c/muldiv.md: New file.
7041 * config/m32c/predicates.md: New file.
7042 * config/m32c/prologue.md: New file.
7043 * config/m32c/shift.md: New file.
7044 * config/m32c/t-m32c: New file.
7046 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7048 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7049 (stack_protect_set, stack_protect_test): New expanders.
7050 (stack_protect_set_si, stack_protect_set_si_media,
7051 stack_protect_set_di_media, stack_protect_test_si,
7052 stack_protect_test_si_media, stack_protect_test_di_media):
7055 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
7057 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
7059 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
7061 * tree.h (tree_expr_nonzero_p): Export.
7062 * fold-const.c (tree_expr_nonzero_p): Likewise.
7063 Return true for CALL_EXPRs that are alloca calls.
7064 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
7066 * tree-flow.h (expr_computes_nonzero): Remove.
7067 * tree-vrp.c (expr_computes_nonzero): Remove.
7068 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
7069 (extract_range_from_unary_expr): Likewise.
7070 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
7071 tree_expr_nonzero_p.
7073 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
7075 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
7076 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
7077 extra arg "picreg" and use it instead of pic_offset_table_rtx.
7078 All callers changed.
7079 (frame_related_constant_load): New arg "related" which controls
7080 setting of RTX_FRAME_RELATED_P. All callers changed.
7081 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
7082 (bfin_expand_prologue): Add stack limit checking.
7083 * config/bfin/bfin.md (trapifcc): New pattern.
7085 * config/bfin/bfin.c: Include "langhooks.h".
7086 (def_builtin): Go through lang_hooks to call builtin_function.
7088 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
7089 * config/bfin/predicates.md (symbol_ref_operand): New.
7090 (call_insn_operand): Delete. All callers changed to use
7091 register_no_elim_operand.
7092 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
7094 (function_arg): Use it to generate the call's operand 2.
7095 (bfin_longcall_p): New function.
7096 (bfin_expand_call): Extra arg "cookie". All callers and declaration
7097 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
7098 determine if the address needs to be in a REG.
7099 (bfin_handle_longcall_attribute): New function.
7100 (bfin_attribute_table): Add "longcall" and "shortcall".
7101 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
7102 (CUMULATIVE_ARGS): New member call_cookie.
7103 (PREDICATE_CODES): Add symbol_ref_operand.
7104 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
7105 extra USE to the pattern.
7106 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
7107 New patterns, split off call_insn, sibcall_insn, call_value_insn and
7108 sibcall_value_insn; now the new patterns handle direct calls and the
7109 old ones indirect calls.
7110 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
7112 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7114 * doc/trouble.texi: Update section on handling of empty loops.
7116 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
7118 * config.gcc: Remove support for sparc-*-openbsd*,
7119 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
7121 * config.host: Remove support for i860-*-sysv4* as a host.
7122 * config/i860/*, config/ip2k/*, config/ns32k/*,
7123 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
7124 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
7125 mention obsolete ports.
7127 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7129 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
7131 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
7132 of frame_pointer_rtx.
7133 (sh_expand_epilogue): Likewise.
7134 (sh_set_return_address): Likewise.
7135 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
7136 instead of FRAME_POINTER_REGNUM if needed. Add elimination
7137 offsets from FRAME_POINTER_REGNUM.
7138 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
7139 (sh_register_names): Add initializer for sfp.
7140 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
7141 (VALID_REGISTER_P): Likewise.
7142 (FIRST_PSEUDO_REGISTER): Update.
7143 (DWARF_FRAME_REGISTERS): Define.
7144 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
7145 (HARD_FRAME_POINTER_REGNUM): Define.
7146 (FRAME_POINTER_REGNUM): Redefine.
7147 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
7148 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
7149 from FRAME_POINTER_REGNUM.
7150 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
7151 FRAME_POINTER_REGNUM.
7152 (REG_CLASS_CONTENTS): Add sfp.
7153 (REG_ALLOC_ORDER): Likewise.
7154 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
7155 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
7156 of frame_pointer_rtx.
7157 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7159 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
7161 * fold-const.c (tree_expr_nonnegative_p): Only return true for
7162 ABS_EXPR when flag_wrapv is false because of INT_MIN.
7163 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
7165 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
7168 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
7170 Make CONSTRUCTOR use VEC to store initializers.
7171 * c-common.c (complete_array_type): Update to cope with VEC in
7173 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
7174 (pp_c_constructor_elts): New function.
7175 * c-pretty-print.h (pp_c_constructor_elts): Declare.
7176 * c-typeck.c (build_function_call, build_c_cast, digest_init,
7177 struct constructor_stack, struct initializer_stack,
7178 constructor_elements, push_init_level, pop_init_level,
7179 add_pending_init, find_init_member, output_init_element): Update to
7180 cope with VEC in CONSTRUCTOR_ELTS.
7181 * coverage.c (build_fn_info_value, build_ctr_info_value,
7182 build_gcov_info): Likewise.
7183 * expr.c (categorize_ctor_elements_1, store_constructor,
7184 expand_expr_real_1): Likewise.
7185 * fold-const.c (fold_ternary): Likewise.
7186 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
7187 gimplify_init_constructor, gimplify_expr): Likewise.
7188 * tree-dump.c (dequeue_and_dump): Likewise.
7189 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
7191 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
7193 * tree-sra.c (generate_element_init_1): Likewise.
7194 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7195 * tree-ssa-operands.c (get_expr_operands): Likewise.
7196 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
7197 * tree-vect-transform.c (vect_get_vec_def_for_operand):
7198 (get_initial_def_for_reduction): Likewise.
7199 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
7200 value handle in annotations.
7201 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
7202 tree_node_structure): Add support for constr_kind.
7203 (build_vector_from_ctor, build_constructor_single,
7204 build_constructor_from_list): New functions.
7205 (build_constructor): Update to take a VEC instead of a TREE_LIST.
7206 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
7207 Update to cope with VEC in CONSTRUCTOR_ELTS.
7208 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
7209 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
7210 CONSTRUCTOR_APPEND_ELT): New macros.
7211 (struct constructor_elt, struct tree_constructor): New data types.
7212 (union tree_node): Add tree_constructor field.
7213 * treestruct.def: Define TS_CONSTRUCTOR.
7214 * varasm.c (const_hash_1, compare_constant, copy_constant,
7215 compute_reloc_for_constant, output_addressed_constants,
7216 initializer_constant_valid_p, output_constant,
7217 array_size_for_constructor, output_constructor): Update to cope with
7218 VEC in CONSTRUCTOR_ELTS.
7219 * vec.h (VEC_empty, VEC_copy): New macros.
7221 2005-07-19 Devang Patel <dpatel@apple.com>
7223 * dbxout.c (dbxout_type): Check Objective-C++ lang.
7225 2005-07-19 Richard Henderson <rth@redhat.com>
7228 * gimplify.c (gimplify_expr): Use main variant type for the temp
7229 destination for a discarded volatile read.
7230 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
7231 casts between non-void types that change volatility.
7233 2005-07-15 DJ Delorie <dj@redhat.com>
7235 * toplev.h: Add comment about the first parameter for warning().
7236 * errors.h: Likewise.
7238 * c.opt (Wpragmas): New.
7239 * doc/invoke.texi: Document it.
7241 * function.c (do_warn_unused_parameter): Add warning control to
7243 * c-decl.c (warn_if_shadowing): Likewise.
7244 * c-lex.c (cb_def_pragma): Likewise.
7245 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
7246 (pop_alignment): Likewise.
7247 (handle_pragma_pack): Likewise.
7248 (apply_pragma_weak): Likewise.
7249 (handle_pragma_weak): Likewise.
7250 (handle_pragma_redefine_extname): Likewise.
7251 (add_to_renaming_pragma_list): Likewise.
7252 (handle_pragma_extern_prefix): Likewise.
7253 (maybe_apply_renaming_pragma): Likewise.
7254 (handle_pragma_visibility): Likewise.
7256 * config/c4x/c4x-c.c (BAD): Likewise.
7257 (c4x_parse_pragma): Likewise.
7258 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
7259 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
7260 (rs6000_pragma_longcall): Likewise.
7261 * config/v850/v850-c.c (pop_data_area): Likewise.
7262 (ghs_pragma_section): Likewise.
7263 (ghs_pragma_section): Likewise.
7264 (ghs_pragma_interrupt): Likewise.
7265 (ghs_pragma_starttda): Likewise.
7266 (ghs_pragma_startsda): Likewise.
7267 (ghs_pragma_startzda): Likewise.
7268 (ghs_pragma_endtda): Likewise.
7269 (ghs_pragma_endsda): Likewise.
7270 (ghs_pragma_endzda): Likewise.
7272 2005-07-19 Danny Berlin <dberlin@dberlin.org>
7273 Kenneth Zadeck <zadeck@naturalbridge.com>
7275 * Makefile.in: Removed tree-promote-statics.c
7276 * tree-promote-statics.c: Removed.
7277 * common.opt: Removed flag-promote-statics.
7279 * passes.c: Removed tree-promote-statics pass.
7280 * tree-pass.h: Ditto.
7281 * timevar.def: Removed TV_PROMOTE_STATICS.
7284 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
7286 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
7288 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
7290 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7293 * c-common.c (check_function_arguments): Call
7294 'check_function_format' if either -Wformat or
7295 -Wmissing-format-attribute are specified.
7296 * c-format.c (check_function_format): Check -Wformat before
7297 calling 'check_format_info'.
7298 * c-opts.c (c_common_post_options): Don't warn for
7299 -Wmissing-format-attribute without -Wformat.
7300 * c-typeck.c (convert_for_assignment): Detect additional cases for
7301 -Wmissing-format-attribute.
7302 * doc/invoke.texi (-Wmissing-format-attribute): Document new
7305 2005-07-19 Richard Guenther <rguenther@suse.de>
7307 * config/i386/i386.md (lrint<mode>2): Use temporary
7308 instead of clobbering non-existent memory.
7310 2005-07-19 Nick Clifton <nickc@redhat.com>
7312 * config/avr/avr.c (legitimate_address_p): Fix debugging print
7313 statement to avoid displaying ASCII control characters.
7315 2005-07-19 Ben Elliston <bje@au.ibm.com>
7317 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
7318 * cfganal.c (find_edge_index): Ditto.
7319 * combine.c (combine_instructions): Ditto.
7320 * ddg.c (create_scc): Ditto.
7321 (find_successors): Ditto.
7322 (find_predecessors): Ditto.
7323 (find_nodes_on_paths): Ditto.
7324 (longest_simple_path): Ditto.
7325 * flow.c (update_life_info): Ditto.
7326 (count_or_remove_death_notes): Ditto.
7327 (clear_log_links): Ditto.
7328 * modulo-sched.c (generate_reg_moves): Ditto.
7329 (find_max_asap): Ditto.
7330 (find_max_hv_min_mob): Ditto.
7331 (find_max_dv_min_mob): Ditto.
7332 * sbitmap.c (sbitmap_first_set_bit): Ditto.
7333 * sched-rgn.c (extract_edgelst): Ditto.
7334 * tree-into-ssa.c (prepare_names_to_update): Ditto.
7335 (dump_update_ssa): Ditto.
7336 (ssa_names_to_replace) Ditto.
7337 (switch_virtuals_to_full_rewrite): Ditto.
7338 (update_ssa): Ditto.
7339 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7341 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
7343 Fix PR tree-optimization/22483
7345 * tree-complex.c (create_components): Use
7346 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
7347 * tree-flow-inline.h (fill_referenced_var_vec): New function.
7348 * tree-flow.h (safe_referenced_var_iterator): New structure.
7349 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
7350 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
7351 safe_referenced_var iterator.
7352 (add_type_alias): Ditto.
7354 2005-07-19 Steven Bosscher <stevenb@suse.de>
7356 * loop-init.c (rest_of_handle_loop2): Remove.
7357 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
7358 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
7359 (pass_rtl_loop_init, pass_rtl_loop_done,
7360 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
7361 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
7362 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
7363 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
7364 pass_tree_loop_done, and pass_tree_unswitch.
7365 (gate_loop): Rename to gate_tree_loop.
7366 * passes.c (init_optimization_passes): Update for renamed tree
7367 loop passes. Add the new loop2 passes as subpasses of loop2.
7368 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
7369 Update for the renamed tree loop passes.
7371 2005-07-18 Ian Lance Taylor <ian@airs.com>
7374 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
7375 blocks when optimizing.
7377 2005-07-18 Steve Ellcey <sje@cup.hp.com>
7379 * common.opt (frename-registers): Initialize to 2.
7381 (fgcse-after-reload): Ditto.
7382 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
7383 (process_options): Only change flag_web, flag_rename_registers,
7384 and flag_rerun_cse_after_loop if not explicitly set by user.
7386 2005-07-18 Jan Beulich <jbeulich@novell.com>
7388 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
7389 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
7390 in 64-bit mode the same as DImode in 32-bit mode.
7391 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
7392 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
7393 mode. Add new mode parameter.
7394 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
7395 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
7396 x86_64_shift_adj): New expanders.
7397 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
7398 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
7400 Respective new splitters. Use renamed shift splitter helpers in 32-bit
7401 DImode shift splitters.
7402 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
7403 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
7406 2005-07-18 Jan Beulich <jbeulich@novell.com>
7408 * i386.md (movdi_extzv_1): New.
7409 (zero_extendhidi2): Combine alternatives and never force use of
7411 (zero_extendqidi2): Likewise. Don't restrict input selection.
7413 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7415 Fix PR tree-optimization/22531
7416 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
7419 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7421 * tree-promote-statics.c (pass_promote_statics): Change dump file
7424 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7426 * tree-optimize.c (init_tree_optimization_passes): Add
7427 pass_eliminate_useless_stores pass.
7428 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
7429 * tree-ssa-pre.c (is_copy_stmt): New function.
7430 (follow_copies_till_vuse): Ditto.
7431 (do_eustores): Ditto.
7432 (gate_eustores): Ditto.
7434 2005-07-16 Richard Henderson <rth@redhat.com>
7436 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
7438 2005-07-16 Danny Berlin <dberlin@dberlin.org>
7439 Kenneth Zadeck <zadeck@naturalbridge.com>
7441 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
7442 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
7443 ipa-type-escape.h, tree-promote-statics.c
7444 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
7445 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
7446 tree-promote-statics.c: new files.
7447 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
7448 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
7449 int nonlocal_set_p, mark_constant_function): Deleted.
7450 (rest_of_handle_cfg): Removed call to mark_constant_function.
7451 (nonoverlapping_component_refs_p): Added calls to support
7452 type based aliasing.
7453 * tree-ssa-alias.c (may_alias_p,
7454 compute_flow_insensitive_aliasing): Ditto.
7455 * calls.c (flags_from_decl_or_type): Removed reference to
7457 * c-typeck.c (convert_arguments): Make builtins tolerant of having
7458 too many arguments. This is necessary for Spec 2000.
7459 * cgraph.h (const_function, pure_function): Removed.
7460 * common.opt: Added "fipa-pure-const", "fipa-reference",
7461 "fipa-type-escape", and "ftree-promote-static".
7463 * passes.c: Added ipa and tree-promote-statics passes.
7464 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
7465 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
7466 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
7467 * tree-flow.h: Added exposed sra calls and addition of
7468 reference_vars_info field for FUNCTION_DECLS.
7469 * tree-pass.h: Added passes.
7470 * tree-sra.c: (sra_init_cache): New function.
7471 (sra_insert_before, sra_insert_after) Made public.
7472 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
7474 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
7475 aliasing. (may_alias_p): Added code to use type escape analysis to
7477 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
7478 code to prune clobbers of static variables based on information
7479 produced in ipa-reference pass. Changed call clobbering so that
7480 statics are not marked as clobbered if the call does not clobber
7483 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
7485 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
7488 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7490 * doc/install.texi (*-*-solaris2*): Document recommended version
7491 of GNU binutils and mention GNU linker problem on Solaris 10.
7493 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
7496 * c-decl.c (c_build_bitfield_integer_type): New function.
7497 (finish_struct): Call it.
7498 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
7500 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7502 * c-typeck.c (digest_init): Call 'convert_for_assignment'
7505 2005-07-16 Jan Hubicka <jh@suse.cz>
7507 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
7508 (scale_bbs_frequencies_int): Watch roundoff errors.
7509 * predict.c (return_prediction): Initialize return_stmt.
7511 2005-07-16 Jan Hubicka <jh@suse.cz>
7513 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
7514 after RTL profiling.
7516 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
7519 * fold-const.c (build_range_check): Convert high/low to etype
7520 if we are only comparing against exp.
7522 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
7524 Fix PR tree-optimization/22376
7525 * tree-ssa-structalias.c (build_constraint_graph): We really meant
7527 (need_to_solve): New function.
7528 (compute_points_to_sets): Use it.
7530 2005-07-15 Jan Hubicka <jh@suse.cz>
7532 * cfg.c (update_bb_profile_for_threading): More diagnostic.
7533 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
7535 2005-07-15 Richard Guenther <rguenther@suse.de>
7537 * c-common.c (handle_flatten_attribute): New function.
7538 Add flatten function attribute.
7539 * doc/extend.texi: Document flatten function attribute.
7540 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
7541 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
7543 (cgraph_decide_inlining): Handle functions with flatten
7546 2005-07-14 David Edelsohn <edelsohn@gnu.org>
7548 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
7549 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
7550 UNSPEC_XCHG, UNSPEC_AND): New.
7551 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
7552 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
7553 * config/rs6000/sync.md (FETCHOP): New code macro.
7554 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
7556 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
7557 (sync_compare_and_swap<mode>): Same.
7558 (sync_lock_test_and_set<mode>): Same.
7559 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
7560 for QImode and HImode, and not PPC405.
7561 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
7562 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
7563 (sync_<fetchop>{si,di}_internal): New.
7564 (sync_nand{si,di}_internal): New.
7565 (sync_old_<fetchop>{si,di}_internal): New.
7566 (sync_old_nand{si,di}_internal): New
7567 (sync_new_<fetchop>{si,di}_internal): New.
7568 (sync_new_nand{si,di}_internal): New.
7569 (atomic_and{si,di}): New.
7570 (sync_new_nand{si,di}_internal): New.
7571 (atomic_and{si,di}): New.
7572 (sync_add<mode>_internal): Delete.
7573 (sync_addshort_internal): Use unspec instead of unspec_volatile.
7574 (sync_sub<mode>_internal): Delte.
7575 (sync_subshort_internal): New.
7576 (sync_andsi_internal): Use unspec instead of unspec_volatile.
7577 (sync_anddi_internal): Delete.
7578 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
7579 (sync_booldi_internal): Delete.
7580 (sync_boolc<mode>_internal): Delete.
7581 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
7582 (sync_boolc<mode>_internal2): Delete.
7583 (sync_boolcc<mode>_internal): Delete.
7584 (isync, lwsync): Use unspec instead of unspec_volatile.
7585 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
7586 Revert UNSPEC_VOLATILE.
7587 (rs6000_split_atomic_op): New.
7588 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
7590 2005-07-14 Eric Christopher <echristo@redhat.com>
7592 * config/mips/mips.c (mips_canonicalize_comparison): Cast
7593 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
7595 2005-07-14 Eric Christopher <echristo@redhat.com>
7597 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
7599 2005-07-14 Steven Bosscher <stevenb@suse.de>
7601 PR tree-optimization/22230
7602 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
7603 the computation of the four cross productions for "range op range".
7605 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
7606 Ulrich Weigand <uweigand@de.ibm.com>
7609 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
7612 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
7614 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
7616 2005-07-14 Steve Ellcey <sje@cup.hp.com>
7618 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
7620 2005-07-14 Richard Guenther <rguenther@suse.de>
7623 * config/i386/i386-protos.h (ix86_function_value): Change
7624 prototype to match new target hook.
7625 * config/i386/i386.c (ix86_value_regno): Change prototype
7626 to take extra type argument.
7627 (TARGET_FUNCTION_VALUE): Define.
7628 (ix86_function_ok_for_sibcall): Pass extra argument to
7629 ix86_value_regno, check return slot rtx for exact match.
7630 (ix86_function_value): Take extra parameter. Dispatch to
7631 ix86_value_regno with fndecl/fntype as provided.
7632 (ix86_value_regno): Handle extra type argument.
7633 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
7635 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
7636 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
7637 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
7638 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
7639 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
7641 2005-07-14 Richard Guenther <rguenther@suse.de>
7643 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
7644 * calls.c (expand_call): Pass fntype to hard_function_value.
7645 (emit_library_call_value_1): Likewise.
7646 * explow.c: Include target.h.
7647 (hard_function_value): Take extra argument, the fntype.
7648 Use new target hook for function_value.
7649 * expr.h (hard_function_value): Change prototype.
7650 * function.c (aggregate_value_p): Pass 0 as fntype to
7651 hard_function_value.
7652 (assign_parms): Use new target hook for function_value.
7653 Pass 0 as fntype to hard_function_value.
7654 (expand_function_end): Likewise.
7655 * reg-stack.c: Include target.h.
7656 (stack_result): Use new target hook for function_value.
7657 * target-def.h: New target hook function_value.
7658 * target.h: Likewise.
7659 * targhooks.c (default_function_value): New function.
7660 * targhooks.h (default_function_value): Declare.
7662 2005-07-13 Ian Lance Taylor <ian@airs.com>
7664 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
7666 2005-07-14 Jan Hubicka <jh@suse.cz>
7668 * tree-dfa.c (dump_variable): Use default_def function.
7669 * tree-ssa-alias.c (dump_points_to_info): Likewise.
7670 * tree-ssa.c (verify_use): Likewise.
7671 * tree-ssanames.c (release_ssa_name): Likewise.
7672 * tree-tailcall.c (eliminate_tail_call): Likewise.
7673 (tree_optimize_tail_calls_1): Likewise.
7674 * tree-vrp.c (get_value_range): Likewise.
7676 2005-07-14 Ben Elliston <bje@au.ibm.com>
7678 * gcc.c (main): Compare language[0] with '*' when iterating over
7681 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7683 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
7684 "s390_emit_compare". Add handling of CCZ1mode.
7685 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
7686 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
7688 (s390_branch_condition_mask): Add CCZ1mode handling.
7689 * config/s390/s390.md: ("seq", "*seq"): New pattern.
7690 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
7691 Use CCZ1mode instead of CCZmode.
7692 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
7694 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7696 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
7698 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
7700 2005-07-13 Eric Christopher <echristo@redhat.com>
7702 * config/mips/mips.c (mips_canonicalize_comparison): New.
7703 (mips_emit_int_relational): Use.
7705 2005-07-13 Eric Christopher <echristo@redhat.com>
7707 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7709 * config/s390/s390.md: Include tpf.md. Move tpf specific
7711 * config/s390/tpf.md: To here.
7712 * config/s390/s390.opt: Move tpf specific options...
7713 * config/s390/tpf.opt: to here. Add mmain option.
7714 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7715 * config/s390/tpf.h: Rewrite.
7717 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7719 * doc/tm.texi: Remove @xref{Cross-profiling}.
7721 2005-07-13 Jeff Law <law@redhat.com>
7723 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
7724 expressions, test their _DECL operands for pointer equality rather
7725 than using operand_equal_p.
7727 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7729 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
7730 (TARGET_POSIX_IO): This.
7731 * config/darwin.h: Likewise.
7732 * config/freebsd.h: Likewise.
7733 * config/linux.h: Likewise.
7734 * config/lynx.h: Likewise.
7735 * config/netbsd.h: Likewise.
7736 * config/rs6000/linux64.h: Likewise.
7737 * config/rs6000/linux.h: Likewise.
7738 * config/s390/tpf.h: Likewise.
7739 * config/sh/embed-elf.h: Likewise.
7740 * config/sparc/linux64.h: Likewise.
7741 * config/sparc/linux.h: Likewise.
7742 * config/svr4.h: Likewise.
7743 * gcov-io.h: Likewise.
7745 * doc/tm.texi: Updated.
7747 * libgcov.c (create_file_directory): Defined only if
7748 TARGET_POSIX_IO is defined.
7749 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7752 2005-07-13 Jan Hubicka <jh@suse.cz>
7754 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7756 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7758 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7759 structure as argument.
7761 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7763 PR tree-optimization/21921
7764 * tree-iterator.c (tsi_link_before): Support the case when
7765 tsi_end_p (tsi) == true.
7767 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7769 PR tree-optimization/22442
7770 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7773 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7775 PR rtl-optimization/20376
7776 * toplev.c (process_options): Enable -fweb and -frename-registers when
7778 * doc/invoke.texi: Update the information about when -fweb and
7779 -frename-registers are enabled.
7781 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7784 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7785 if *rhs_p is not a SSA_NAME.
7787 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7789 Fix PR tree-optimization/22422
7790 * tree-ssa-structalias.c (struct variable_info): Add flag for
7792 (get_varinfo): Now a static function.
7793 (new_varinfo): init has_union and is_special_var to false.
7794 (solution_set_add): Check has_union.
7795 (do_da_constraint): Move temporary variable so it gets reset
7797 Also check for special variable.
7798 (do_ds_constraint): Ditto.
7799 (do_sd_constraint): Ditto.
7800 (do_structure_copy): Check for special variable.
7801 (find_func_aliases): Ditto.
7802 (init_base_vars): Set special vars properly.
7804 2005-07-13 Jan Hubicka <jh@suse.cz>
7806 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7809 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7810 (get_expr_operands): Fix thinko wrt flags and subvars.
7812 PR tree-optimize/22379
7813 * tree-inline.c (expand_call_inline): Do not output sorry in early
7816 2005-07-12 Dale Johannesen <dalej@apple.com>
7818 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7820 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7823 * host-linux.h: Include limits.h.
7825 2005-07-12 Dale Johannesen <dalej@apple.com>
7827 * expr.c (compress_float_constant): Add cost check.
7828 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7830 2005-07-12 Dale Johannesen <dalej@apple.com>
7832 * gcc.target/i386/compress-float-sse.c: New.
7833 * gcc.target/i386/compress-float-sse-pic.c: New.
7834 * gcc.target/i386/compress-float-387.c: New.
7835 * gcc.target/i386/compress-float-387-pic.c: New.
7836 * gcc.dg/compress-float-ppc.c: New.
7837 * gcc.dg/compress-float-ppc-pic.c: New.
7839 2005-07-12 Eric Christopher <echristo@redhat.com>
7841 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7843 * config/s390/s390.md: Include tpf.md. Move tpf specific
7845 * config/s390/tpf.md: To here.
7846 * config/s390/s390.opt: Move tpf specific options...
7847 * config/s390/tpf.opt: to here. Add mmain option.
7848 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7849 * config/s390/tpf.h: Rewrite.
7851 2005-07-12 Eric Christopher <echristo@redhat.com>
7853 * gcc.c (struct infile): Update comment for language.
7854 (main): Rewrite input file resetting code.
7856 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7859 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7860 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7861 (lookup_avail_expr): Use constant_boolean_node instead
7862 of boolean_false_node/boolean_true_node.
7864 2005-07-12 Ben Elliston <bje@au.ibm.com>
7866 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7867 and use it when printing num_edges.
7869 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7871 * doc/extend.texi (Blackfin Built-in Functions): New section.
7872 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7875 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7877 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7878 s/cmpstrsi/cmpstrnsi
7879 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7881 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7882 (init_optabs): Initialize cmpstrn_optab.
7883 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7884 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7885 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7886 * config/i386/i386.md: s/cmpstr/cmpstrn
7887 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7888 * doc/md.texi: Update documentation.
7890 2005-07-11 Richard Henderson <rth@redhat.com>
7892 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7893 build_va_arg_indirect_ref.
7894 (alpha_gimplify_va_arg): Likewise.
7895 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7896 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7897 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7898 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7899 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7900 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7902 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7904 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7906 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7907 * passes.c (init_optimization_passes): Add pass_empty_loop.
7908 * tree-pass.h (pass_empty_loop): Declare.
7909 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7910 try_remove_empty_loop, remove_empty_loops): New functions.
7911 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7912 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7914 2005-07-12 Peter Barada <peter@the-baradas.com>
7918 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7919 in address registers.
7920 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7921 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7922 alternative of addsi3_5200.
7924 2005-07-11 Ian Lance Taylor <ian@airs.com>
7926 * config/mips/mips.md (ffs<mode>2): Remove.
7928 2005-07-11 Ian Lance Taylor <ian@airs.com>
7930 * doc/tree-ssa.texi (Cleanups): Improve description of
7932 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7934 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7936 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7937 * tree.h (DECL_ARGUMENT_FLD): New macro.
7939 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7941 Fix PR tree-optimization/22404
7943 * tree-ssa-structalias.c (create_variable_info_for): Use
7946 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7948 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7949 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7950 for second comparison operand.
7951 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7953 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7954 (define_insn_reservation "alu"): Likewise.
7955 (csync, ssync): Now of type sync.
7956 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7957 -mcsync-anomaly -mspecld-anomaly.
7958 * config/bfin/bfin.opt (mcsync): Remove.
7959 (mcsync-anomaly, mspecld-anomaly): Add.
7960 * config/bfin/bfin.c: Include "insn-codes.h".
7961 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7962 (TARGET_DEFAULT_TARGET_FLAGS): New.
7963 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7965 2005-07-11 Steven Bosscher <stevenb@suse.de>
7967 * basic-block.h: Give the BB flags enum a name, bb_flags.
7968 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7969 * cfgcleanup.c (enum bb_flags): Remove here.
7970 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7971 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7972 (update_forwarder_flag): Likewise.
7973 (thread_jump): Likewise.
7974 (try_forward_edges): Likewise.
7975 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7976 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7977 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7979 2005-07-11 Richard Guenther <rguenther@suse.de>
7981 * config/i386/i386.opt: New target option -msseregparm.
7982 * config/i386/i386.c (override_options): Error out for
7983 -msseregparm but no SSE support.
7984 (ix86_function_sseregparm): Check for global sseregparm.
7985 * doc/invoke.texi: Document -msseregparm.
7987 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7989 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7990 (m32rle-*-linux*): Ditto.
7992 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7994 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7995 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7998 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8002 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
8003 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
8005 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
8007 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
8008 (varmap): Heapify varmap.
8009 (constraints): Heapify constraints.
8010 (struct constraint_graph): Heapify succs and preds.
8011 (constraint_vec_find): Update for heapification.
8012 (constraint_set_union): Ditto.
8013 (insert_into_complex): Ditto.
8014 (constraint_edge_vec_find): Ditto.
8015 (erase_graph_self_edge): Ditto.
8016 (add_graph_edge): Ditto.
8017 (get_graph_weights): Ditto.
8018 (merge_graph_nodes): Ditto.
8019 (build_constraint_graph): Ditto.
8020 (topo_visit): Ditto.
8021 (solve_graph): Ditto.
8022 (create_variable_info_for): Ditto.
8023 (init_base_vars): Ditto.
8024 (delete_points_to_sets): Free graph, varmap, and complex constraints.
8025 (condese_varmap_nodes): Free complex vector.
8026 (clear_edges_for_node): Clear succs and preds vector.
8028 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8030 * tree-ssa-structalias.c (update_alias_info): Change counting of
8031 references to not include vdefs.
8033 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8035 * tree-ssa-alias.c (free_used_part_map): Add missing free.
8038 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8040 * pa.c (pa_commutative_p): Make PLUS commutative when
8041 TARGET_NO_SPACE_REGS is true.
8043 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8045 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
8046 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
8047 * tree-dfa.c (dump_subvars_for): New.
8048 (debug_subvars_for): New.
8049 (dump_variable): Show subvariables if VAR has them.
8050 * tree-flow-inline.h (get_subvar_at): New.
8051 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
8052 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
8054 (struct subvar): Change fields offset and size to unsigned
8056 (dump_subvars_for): Declare.
8057 (debug_subvars_for): Declare.
8058 (get_subvar_at): Declare.
8059 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
8060 to unsigned HOST_WIDE_INT *.
8061 (overlap_subvar): Likewise.
8062 * tree-gimple.c (is_gimple_reg): Always return false for
8063 SFTs and memory tags.
8064 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
8066 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
8067 (compute_may_aliases): Call compute_points_to_sets.
8068 (collect_points_to_info_for): Remove.
8069 (compute_points_to_and_addr_escape): Remove.
8070 (delete_alias_info): Call delete_points_to_sets.
8071 (compute_flow_sensitive_aliasing): If the call to
8072 find_what_p_points_to returns false, call set_pt_anything.
8073 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
8074 (set_pt_anything): Clear pi->pt_vars.
8075 (set_pt_malloc): Remove.
8076 (merge_pointed_to_info): Remove.
8077 (add_pointed_to_expr): Remove.
8078 (add_pointed_to_var): Remove.
8079 (collect_points_to_info_r): Remove.
8080 (is_escape_site): Make extern.
8082 (create_overlap_variables_for): Call it.
8083 * tree-ssa-copy.c (merge_alias_info): Never merge
8084 flow-sensitive alias information.
8085 * tree-ssa-operands.c (get_expr_operands): Adjust variables
8086 offset and size to be unsigned HOST_WIDE_INT.
8087 (add_to_addressable_set): Rename from note_addressable.
8088 Set TREE_ADDRESSABLE as the variables are added to the set.
8090 (add_stmt_operand): Do not try to micro-optimize unmodifiable
8091 operands into VUSEs when adding V_MAY_DEFs for members in an
8093 * tree-ssa-operands.h (add_to_addressable_set): Declare.
8094 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
8095 (struct variable_info): Add bitfield is_heap_var.
8096 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
8097 (new_var_info): Initialize is_heap_var.
8098 (get_constraint_for): Add HEAP variables to the symbol table.
8099 Mark them with is_heap_var.
8100 (update_alias_info): New. Taken mostly from the old
8101 compute_points_to_and_addr_escape.
8102 (handle_ptr_arith): New.
8103 (find_func_aliases): Call update_alias_info.
8104 Call handle_ptr_info for tcc_binary expressions.
8105 Call mark_stmt_modified.
8106 (create_variable_info_for): If DECL has subvars, do not create
8107 variables for its subvars. Always add all the fields.
8108 (set_uids_in_ptset): If the solution includes ANYOFFSET and
8109 SFTs, then add all the SFTs of the structure.
8110 If VI->DECL is an aggregate with subvariables, add the SFT at
8112 (find_what_p_points_to): If VI is an artificial variable,
8113 translate to bitfields in SSA_NAME_PTR_INFO.
8114 If the solution is empty, set pi->pt_vars to NULL
8115 (init_base_vars): Create ANYOFFSET.
8116 (compute_points_to_sets): Rename from create_alias_vars.
8118 (pass_build_pta): Remove.
8119 (delete_points_to_sets): Rename from delete_alias_vars.
8120 (pass_del_pta): Remove.
8121 * tree-ssa-structalias.h (struct alias_info): Move from
8123 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
8124 NUM_REFERENCES_SET): Likewise.
8125 (compute_points_to_sets, delete_points_to_sets): Declare.
8127 2005-07-09 Richard Henderson <rth@redhat.com>
8129 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
8130 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
8131 alpha_split_lock_test_and_set_12): New functions.
8132 * config/alpha/alpha-protos.h: Update.
8133 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
8134 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
8135 * config/alpha/sync.md (I12MODE): New.
8136 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
8137 (sync_<fetchop_name><I48MODE>): Likewise.
8138 (sync_nand<I48MODE>): Likewise.
8139 (sync_old_<fetchop_name><I48MODE>): Likewise.
8140 (sync_new_<fetchop_name><I48MODE>): Likewise.
8141 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8142 (sync_compare_and_swap<I48MODE>): Likewise.
8143 (sync_lock_test_and_set<I48MODE>): Likewise.
8144 (sync_compare_and_swap<I12MODE>): New.
8145 (sync_compare_and_swap<I12MODE>_1): New.
8146 (sync_lock_test_and_set<I12MODE>): New.
8147 (sync_lock_test_and_set<I12MODE>_1): New.
8149 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8153 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
8155 2005-07-09 Jakub Jelinek <jakub@redhat.com>
8157 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
8158 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
8160 2005-07-09 Richard SAndiford <richard@codesourcery.com>
8163 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8165 2005-07-08 David Edelsohn <edelsohn@gnu.org>
8167 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
8168 memory_operand constraint.
8169 (store_conditional_<mode>): Same.
8170 (sync_compare_and_swap<mode>): Same.
8171 (sync_lock_test_and_set<mode>): Same.
8173 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
8175 Rewrite PIC support to more closely model actual instructions.
8176 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
8177 (cris_symbol): Remove prototypes for removed functions.
8178 (cris_pic_symbol_type_of, cris_valid_pic_const)
8179 (cris_expand_pic_call_address): Prototypes for new functions.
8180 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
8182 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
8184 <case ':'>: Add case for new punctuation character.
8185 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
8186 emitting (extra) PIC modifier.
8187 <case UNSPEC>: Do not assert for PLT.
8188 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
8189 (cris_expand_prologue, cris_expand_epilogue): Check
8190 for pic_offset_table_rtx usage instead of taking
8191 current_function_uses_pic_offset_table as the final word.
8192 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
8193 Remove flag_pic difference.
8194 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
8195 the moral equivalents of...
8196 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
8198 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
8199 (cris_handle_option): Mark ARG as unused.
8200 (cris_expand_pic_call_address): New worker function for "call",
8202 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
8203 output PIC constructs here.
8204 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
8205 as symbol-specific modifers, not whole or part of operands.
8206 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
8207 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
8208 constants and flag_pic.
8209 (CONSTANT_INDEX_P): Adjust for new functions.
8210 (enum cris_pic_symbol_type): New helper type.
8211 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
8212 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
8213 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
8215 ("movsi"): Emit actual instructions for GOT and relative access.
8216 ("*movsi_got_load"): New pattern to set up the register holding
8218 ("*movsi_internal"): Operand 1 is not a plain general_operand.
8219 Adjust FIXME for 'S'.
8220 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
8221 Use "movs" for -fpic cases.
8222 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
8223 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
8224 ("call", "call_value"): Just call cris_expand_pic_call_address for
8226 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
8227 Remove special pattern.
8228 ("*expanded_call_side", "*expanded_call_value_side"): New
8230 (gotplt-to-plt, gotplt-to-plt-side-call)
8231 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
8233 * config/cris/cris/predicates.md
8234 ("cris_general_operand_or_gotless_symbol"): Remove unused
8236 ("cris_general_operand_or_symbol"): Adjust for new functions.
8238 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8240 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
8242 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
8244 * Makefile.in (TREE_H): Add treestruct.def.
8245 (c-decl.o): Add pointer-set.h
8246 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
8247 visibility on regular DECL's.
8248 (merge_decls): Fix the copying of decl nodes of various types for
8249 the new structures. Don't update RTL, section name, weak status,
8250 etc, on DECL's without RTL.
8251 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
8252 Don't check volatile on non-variable types.
8253 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
8254 to check whether we have seen arguments.
8255 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
8256 flag is checked before field (flag is common, field is not).
8257 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
8258 TS_DECL_COMMON could have an origin.
8259 (add_location_or_const_value_attribute): Don't check section name
8260 on non-var/function decls.
8261 (dwarf2out_var_location): Reverse order of tests.
8262 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
8263 with DECL_WRTL_CHECK.
8264 * expmed.c (make_tree): rtl is now in decl_with_rtl.
8265 * fold-const.c (fold_binary): Don't check weakness on
8266 non-var/function decls.
8267 (tree_expr_nonzero_p): Ditto.
8268 (fold_checksum_tree): Use tree_decl_extra as sizeof
8270 * ggc-page.c (extra_order_size_table): Add sizes for
8271 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
8273 * gimplify.c (gimplify_bind_expr): Only set
8274 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
8275 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
8277 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
8278 * langhooks.h (init_ts). New langhook.
8279 * passes.c (rest_of_decl_compilation): Reverse order of tests.
8280 * print-tree.c (print_node): Update to only print fields that
8281 exist in the structures the passed decl has.
8282 * toplev.c (wrapup_global_declarations): Don't reset
8283 DECL_DEFER_OUTPUT on DECL's that don't contain it.
8284 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
8285 * tree-inline.c (remap_decl): Ditto.
8286 * tree-outof-ssa.c (create_temp): Reverse order of tests.
8287 * tree-pretty-print.c (print_declaration): Don't print
8288 DECL_REGISTER on things that don't contain it.
8289 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
8290 non-var/function decls.
8291 * tree.c (tree_contains_struct): New structure.
8292 (init_priority_for_decl): New hashtable.
8293 (tree_int_map): New structure.
8294 (tree_int_map_eq): New function.
8295 (tree_int_map_marked_p): Ditto.
8296 (tree_int_map_hash): Ditto.
8297 (tree_map): Move to tree.h.
8298 (tree_map_eq): Externalize.
8299 (tree_map_hash): Ditto.
8300 (tree_map_marked_p): Ditto.
8301 (init_ttree): Set up tree_contains_struct and call langhook.
8302 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
8303 (tree_code_size): Update for new structures.
8304 (tree_node_structure): Update for new structures.
8305 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
8307 (copy_node_stat): Copy init priority.
8308 (build_decl_stat): Ditto for visibility.
8309 (ts_enum_names): New.
8310 (tree_contains_struct_check_failed): New function.
8311 (decl_init_priority_lookup): Ditto.
8312 (decl_init_priority_insert): Ditto.
8313 * treestruct.def: New file.
8314 * tree.h (CODE_CONTAINS_STRUCT): New macro.
8315 (CONTAINS_STRUCT_CHECK): Ditto.
8316 (tree_contains_struct_check_failed): New prototype.
8317 (DECL_CHECK): Removed.
8318 (DECL_MINIMAL_CHECK): New.
8319 (DECL_COMMON_CHECK): Ditto.
8320 (DECL_WRTL_CHECK): Ditto.
8321 (DECL_NON_COMMON_CHECK): Ditto.
8322 (DECL_WITH_VIS_CHECK): Ditto.
8323 (VAR_OR_FUNCTION_DECL_P): Ditto
8324 (struct tree_decl_minimal): New structure.
8325 (struct tree_decl_common): Ditto.
8326 (struct tree_decl_with_rtl): Ditto.
8327 (struct tree_decl_with_vis): Ditto.
8328 (struct tree_decl_non_common): Ditto.
8329 (struct tree_field_decl): Ditto.
8330 (struct tree_parm_decl): Ditto.
8331 (struct tree_var_decl): Ditto.
8332 (struct tree_function_decl): Ditto.
8333 (struct tree_const_decl): Ditto.
8334 (struct tree_result_decl): Ditto.
8335 (union tree_node): Add new structures.
8336 * var-tracking.c (track_expr_p): Reverse order of tests.
8338 * doc/c-tree.texi: Add documentation on DECL node internal structure.
8340 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8342 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
8343 * system.h: Poison FINALIZE_PIC.
8344 * doc/tm.texi (FINALIZE_PIC): Remove.
8346 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8349 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
8350 to the correct type if we have a MODIFY_EXPR.
8352 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8354 PR tree-optimization/22360
8355 * tree.c (upper_bound_in_type): Fix calculations for casting
8356 to a non-wider signed type and casting a signed value to a
8357 wider unsigned type.
8358 (lower_bound_in_type): Fix calculations for casting to a
8359 non-wider signed type.
8361 PR tree-optimization/20139
8362 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
8364 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
8365 fold_cond_expr_cond.
8366 * tree-ssanames.c (release_defs): Assert in_ssa_p.
8367 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
8369 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8372 * tree-complex.c (expand_complex_libcall): Produce
8373 REALPART_EXPR/IMAGPART_EXPR with the correct type.
8375 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
8377 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
8378 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
8379 b" assert and inserted fastpath code for this case.
8380 (bitmap_ior): Removed "a != b" assert.
8382 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8384 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
8385 (ENDFILE_SPEC): Likewise.
8386 * config/m32r/m32r.h (ASM_SPEC): Likewise.
8388 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
8389 a large stack frame at epilogue.
8391 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
8393 * final.c: Include sdbout.h when required.
8395 2005-07-07 Geoffrey Keating <geoffk@apple.com>
8397 * config.gcc (*-*-darwin*): Only one target-specific header file
8399 (powerpc-*-darwin*): Add version-specific header files.
8400 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
8401 * config.in: Regenerate.
8402 * configure: Regenerate.
8403 * gcc.c: Include xregex.h.
8404 (version_compare_spec_function): New.
8405 (spec_function): Add version-compare.
8406 (replace_outfile_spec_function): Reformat comment.
8407 (compare_version_strings): New.
8408 * config/darwin-c.c (version_as_macro): New.
8409 (builtin_define): New.
8410 (darwin_cpp_builtins): New.
8411 * config/darwin-protos.h (darwin_cpp_builtins): New.
8412 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
8413 (LIB_SPEC): Make unconditional, update comment.
8414 (TARGET_C99_FUNCTIONS): Define.
8415 * config/darwin.opt: Sort.
8416 (mmacosx-version-min=): New.
8417 * config/darwin7.h: Delete.
8418 * config/darwin8.h: Delete.
8419 * config/i386/darwin.h (): Call darwin_cpp_builtins.
8420 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
8421 (TARGET_C99_FUNCTIONS): Define.
8422 * config/rs6000/darwin7.h: New.
8423 * config/rs6000/darwin8.h: New.
8424 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
8425 (-mmacosx-version-min): Document.
8427 2005-07-07 Ian Lance Taylor <ian@airs.com>
8429 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
8431 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
8434 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
8436 2005-07-07 Khem Raj <kraj@mvista.com>
8438 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
8439 in bytes, not words.
8441 2005-07-07 Paul Brook <paul@codesourcery.com>
8443 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
8444 DEFAULT_FUNCTION_ARG_PADDING to upward.
8446 2005-07-07 Richard Henderson <rth@redhat.com>
8448 * function.c (locate_and_pad_parm): Record parameter alignment in
8449 stack_alignment_needed.
8451 2005-07-07 David Edelsohn <edelsohn@gnu.org>
8453 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
8454 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
8455 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
8456 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
8457 (define_attr "type"): Add isync, sync, load_l, store_c.
8458 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
8459 Create scratch volatile MEM.
8460 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
8462 (load_locked_<mode>): New.
8463 (store_conditional_<mode>): New.
8464 (sync_compare_and_swap<mode>): Replace with splitter.
8465 (sync_lock_test_and_set<mode>): Replace with splitter.
8466 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
8468 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
8469 is ics. Attribute isync.
8470 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
8472 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
8473 and UNSPECV_SYNC_OP.
8474 (emit_unlikely_jump): New.
8475 (emit_load_locked): New.
8476 (emit_store_conditional): New.
8477 (rs6000_split_compare_and_swap): New.
8478 (rs6000_split_lock_test_and_set): New.
8479 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
8480 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
8481 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
8482 rs6000_split_lock_test_and_set): Declare.
8483 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
8484 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
8485 store_c, isync, sync.
8487 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
8489 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
8490 filenames to gtyp-gen.h.
8491 (s-typ-gen): Use it in place of for loops.
8493 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
8495 * hooks.c (hook_bool_rtx_int_false): New function.
8496 * hooks.h (hook_bool_rtx_int_false): Declare.
8497 * target-def.h (TARGET_COMMUTATIVE_P): Define.
8498 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
8499 * target.h (struct gcc_target): Add commutative_p member.
8500 * targhooks.c (hook_bool_rtx_commutative_p): New function.
8501 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
8502 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
8503 (pa_commutative_p): New function.
8504 * jump.c (target.h): Include.
8505 (rtx_renumbered_equal_p): Use targetm.commutative_p.
8506 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
8508 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8510 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
8511 (s390_expand_setmem): New.
8512 * config/s390/s390.c: Likewise.
8513 (print_shift_count_operand): Truncate to 12 bits instead of 6.
8515 * config/s390/s390.md: ("setmem<mode>"): Accept character as
8516 general_operand. Call new function "s390_expand_setmem".
8517 ("clrmem_long", "*clrmem_long"): Rewrite to ...
8518 ("setmem_long", "*setmem_long"): ... this.
8520 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8522 * config/s390/s390.c: (optimization_options): Enable
8523 TARGET_MVCLE at -Os.
8524 * doc/invoke.texi: Document changes in default behaviour.
8525 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
8527 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8529 * expr.c: (set_storage_via_setmem): Convert opchar to mode
8530 defined by back-end.
8532 2005-07-07 Jakub Jelinek <jakub@redhat.com>
8534 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
8535 all sets in the pattern.
8536 * config/rs6000/rs6000.md (stack_protect_testsi,
8537 stack_protect_testdi): Likewise.
8539 2005-07-06 Jeff Law <law@redhat.com>
8541 * tree-vrp.c (simplify_using_ranges): Kill.
8542 (vrp_finalize): Remove call to simplify_using_ranges.
8543 (simplify_stmt_using_ranges): New function extracted from
8544 simplify_using_ranges.
8545 (simplify_div_or_mod_using_ranges): Likewise.
8546 (simplify_abs_using_ranges): Likewise.
8547 (simplify_cond_using_ranges): New function.
8548 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
8549 * tree-ssa-propagate.c (substitute_and_fold): Call
8550 simplify_stmt_using_ranges if we have range information.
8552 2005-07-06 James E. Wilson <wilson@specifixinc.com>
8554 * config/ia64/ia64.c (ia64_reorg): Check optimize before
8555 ia64_flag_schedule_isns2.
8557 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
8558 reading/writing general registers.
8559 (ia64_function_arg): Revert 2005-06-18 change.
8561 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8563 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
8564 (legitimize_tls_address): Use gcc_unreachable instead of abort.
8566 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
8568 * function.c (expand_function_end): Revert part of 2005-06-27
8569 patch. Do sjlj_emit_function_exit_after after return_label.
8571 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8573 * doc/install.texi (--disable-libssp): New.
8575 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
8577 * doc/invoke.texi: Update -fforce-mem documentation.
8578 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
8579 code for -fforce-mem.
8580 * expmed.c: (store_bit_field,store_fixed_bit_field,
8581 extract_bit_field): Ditto.
8582 * expr.c: (convert_move): Ditto.
8583 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
8584 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
8585 emit_conditional_add,expand_float,expand_fix): Ditto.
8586 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
8587 (common_handle_option): Issue warning when -fforce-mem specified.
8589 2005-07-06 Paul Brook <paul@codesourcery.com>
8591 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
8593 * configure: Regenerate.
8595 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
8597 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
8599 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
8601 Fix PR tree-optimization/22319
8602 Fix PR tree-optimization/22140
8603 Fix PR tree-optimization/22310
8605 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
8606 variable sized types.
8607 Use correct type for intermediate structure on *a = *b structure
8610 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8612 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
8614 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
8615 (machine_function): Move typedef to...
8616 * config/rs6000/rs6000.c (machine_function): ... here. Add
8617 varargs_save_offset field.
8618 (rs6000_stack_t): Remove varargs_size field.
8619 (setup_incoming_varargs): Allocate varargs save area using
8620 assign_stack_local, try to make it as small as possible.
8621 Save offset from virtual_stack_vars_rtx to the save area
8622 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
8623 instead of magic 8 when fp word byte size is used.
8624 (rs6000_va_start): Use cfun->machine->varargs_save_offset
8625 instead of -RS6000_VARARGS_SIZE.
8626 (rs6000_stack_info, debug_stack_info,
8627 rs6000_initial_elimination_offset): Remove all traces of
8629 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
8630 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
8631 RS6000_VARARGS_AREA.
8633 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
8635 PR tree-optimization/21963
8636 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
8637 constant_multiple_of in the same way get_computation_cost_at does.
8639 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8641 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
8642 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
8643 (gen_compare_reg): If sparc_compare_emitted is set, clear it
8644 and return its previous value.
8645 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
8646 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
8648 (stack_protect_set, stack_protect_test): New expanders.
8649 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
8650 stack_protect_testdi): New insns.
8651 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8652 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
8654 2005-07-06 Jeff Law <law@redhat.com>
8656 * tree-ssa-dce.c (cfg_altered): New global.
8657 (tree_dce_init): Initialize cfg_altered.
8658 (remove_dead_stmt): If we remove an edge in the CFG, then set
8660 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
8663 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8665 * Makefile.in (stamp-collect-ld): Use
8666 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
8667 ./collect-ld if it already exists.
8668 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
8669 Don't remove ./nm if it already exists.
8671 2005-07-05 Devang Patel <dpatel@apple.com>
8673 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
8674 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
8675 * tree-vectorizer.c (vect_loop_location): New.
8676 (vect_print_dump_info): Use vect_loop_location.
8677 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
8678 (vectorize_loops): Set vect_loop_location.
8679 * tree-vect-analyze.c (vect_analyze_offset_expr,
8680 vect_determin_vectorization_factor, vect_analyze_operations,
8681 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
8682 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
8683 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
8684 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
8685 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
8686 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
8687 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
8688 vect_analyze_loop): Adjust vect_print_dump_info API.
8689 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
8690 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
8691 vect_finish_stmt_generation, vectorizable_assignment,
8692 vectorizable_operation, vectorizable_store, vectorizable_load,
8693 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
8694 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
8695 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
8696 vect_transform_loop): Same.
8697 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
8698 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
8701 2005-07-05 Randolph Chung <tausq@debian.org>
8703 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
8704 * configure: Regenerate.
8705 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
8706 (pa_tls_referenced_p): Declare.
8707 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
8708 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
8709 (legitimize_tls_address): New.
8710 (hppa_legitimize_address): Handle TLS addresses.
8711 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
8712 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8713 (emit_move_sequence): Handle TLS addresses.
8714 (pa_encode_section_info): Call default handler to handle common
8716 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
8717 (CONSTANT_ADDRESS_P): Reject TLS operands.
8718 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
8719 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
8720 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
8721 (UNSPEC_TLSLE): Define new constants.
8722 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
8723 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
8724 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
8725 (tie_symbolic_operand, tle_symbolic_operand): New
8727 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
8729 * aclocal.m4: Update macros for autoconf 2.59 style.
8730 * configure.ac: Likewise.
8732 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8734 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8735 (function_arg): Pass small aggregates in general registers on 32-bit
8737 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8739 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8741 * Makefile.in (final.o): Fix dependencies.
8743 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8747 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8748 * langhooks.c (lhd_expr_to_decl): New.
8749 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8751 (LANG_HOOKS_INITIALIZER): Update.
8752 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8753 expr_to_decl langhook.
8754 * c-tree.h (c_expr_to_decl): Declare.
8755 * c-typeck.c (c_expr_to_decl): New.
8756 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8758 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8760 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8763 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8764 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8766 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8768 * Makefile.in: Adjust dependencies.
8769 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8770 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8771 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8772 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8773 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8774 rest_of_compilation.
8776 * bb-reorder.c (gate_duplicate_computed_gotos,
8777 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8778 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8779 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8780 pass_partition_blocks): New.
8781 * bt-load.c (gate_handle_branch_target_load_optimize,
8782 rest_of_handle_branch_target_load_optimize,
8783 pass_branch_target_load_optimize): New.
8784 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8786 * cfglayout.c (pass_insn_locators_initialize): New.
8787 * cfgrtl.c (pass_free_cfg): New.
8788 * combine.c (gate_handle_combine, rest_of_handle_combine,
8790 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8791 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8792 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8793 * except.c (pass_set_nothrow_function_flags,
8794 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8796 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8797 rest_of_handle_shorten_branches, pass_shorten_branches,
8798 rest_of_clean_state, pass_clean_state): New.
8799 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8800 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8801 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8803 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8804 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8805 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8806 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8808 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8809 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8810 pass_rtl_ifcvt, gate_handle_if_after_combine,
8811 rest_of_handle_if_after_combine, pass_if_after_combine,
8812 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8813 pass_if_after_reload): New.
8814 * integrate.c (pass_initial_value_sets): New.
8815 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8816 pass_purge_lineno_notes): New.
8817 * mode-switching.c (rest_of_handle_mode_switching,
8818 pass_mode_switching): New.
8819 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8820 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8822 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8823 pass_loop_optimize): New.
8824 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8826 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8828 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8829 pass_postreload_cse): New.
8830 * profile.c (gate_handle_profiling, pass_profiling,
8831 rest_of_handle_branch_prob, pass_branch_prob): New.
8832 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8833 pass_split_before_regstack, gate_handle_split_before_regstack,
8834 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8835 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8836 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8837 pass_stack_regs): New.
8838 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8839 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8840 pass_stack_adjustments): New.
8841 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8842 pass_regrename): New.
8843 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8844 pass_delay_slots, gate_handle_machine_reorg,
8845 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8846 * rtl.h (extern void purge_line_number_notes): New.
8847 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8848 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8850 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8852 * value-prof.c (gate_handle_value_profile_transformations,
8853 rest_of_handle_value_profile_transformations,
8854 pass_value_profile_transformations): New.
8855 * var-tracking.c (gate_handle_var_tracking,
8856 pass_variable_tracking): New.
8857 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8859 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8860 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8861 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8862 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8863 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8864 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8865 rest_of_handle_gcse2, rest_of_handle_regmove,
8866 rest_of_handle_tracer, rest_of_handle_if_conversion,
8867 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8868 rest_of_handle_web, rest_of_handle_branch_prob,
8869 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8870 rest_of_handle_jump_bypass, rest_of_handle_combine,
8871 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8872 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8873 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8874 rest_of_handle_mode_switching, rest_of_handle_jump,
8875 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8876 rest_of_handle_flow2, rest_of_handle_jump2,
8877 rest_of_handle_peephole2, rest_of_handle_postreload,
8878 rest_of_handle_shorten_branches, rest_of_clean_state,
8879 rest_of_compilation): Remove.
8881 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8882 * passes.c (dump_flags, in_gimple_form, all_passes,
8883 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8884 register_dump_files, next_pass_1, last_verified, execute_todo,
8885 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8886 from tree-optimize.c.
8887 (init_optimization_passes): Moved from tree-optimize.c,
8888 adding the RTL optimizations.
8889 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8890 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8891 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8892 register_dump_files, next_pass_1, last_verified, execute_todo,
8893 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8894 init_tree_optimization_passes, ipa_passes): Delete.
8895 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8897 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8898 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8900 (ipa_passes): Remove.
8901 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8902 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8903 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8904 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8905 (dump_info_p, dump_flag): Moved to tree-dump.h.
8907 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8909 * passes.c (finish_optimization_passes): Use dump_begin
8910 and dump_end, TDI_end.
8911 (gate_rest_of_compilation): New.
8912 (pass_rest_of_compilation): Use it.
8913 (gate_postreload, pass_postreload): New.
8914 * toplev.c (general_init): Rename init_tree_optimization_passes.
8915 * toplev.h (init_tree_optimization_passes): Rename to
8916 init_optimizations_passes.
8917 * tree-dump.c (dump_flag): Make static.
8918 (dump_files): Remove RTL dumps.
8919 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8920 pass_cleanup_cfg, pass_free_cfg_annotations,
8921 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8922 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8923 * tree-pretty-print.c: Include tree-pass.h.
8924 * cgraph.c: Include tree-dump.h.
8926 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8928 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8929 Only fall back to saying it points to readonly memory if
8932 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8934 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8935 * config/m32r/m32r.c (m32r_compute_frame_size,
8936 m32r_expand_prologue): Take current_function_profile into
8937 account whenever we reference
8938 current_function_uses_pic_offset_table.
8939 (m32r_finalize_pic): Remove.
8940 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8942 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8944 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8945 instead of $<. Don't remove ./as if it already exists.
8947 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8950 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8951 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8952 for complex modes when generating code for PA 1.0.
8953 (VALID_FP_MODE_P): New macro.
8954 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8955 sets for all general and floating point modes. Align wide floating
8956 point modes to even register boundaries to comply with architectural
8958 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8959 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8960 (VALID_FP_MODE_P): New macro.
8961 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8962 sets for all general and floating point modes. Align wide floating
8963 point modes to even register boundaries to comply with architectural
8966 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8968 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8971 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8973 * tree-ssa-structalias.c: Don't include expr.h.
8975 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8977 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8980 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8982 Fix PR tree-optimization/22279
8984 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8987 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8989 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8991 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8993 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8994 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8995 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8996 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8997 config/stormy16/stormy16.c, config/v850/v850.c,
8998 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8999 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
9000 Avoid "." or "\n" at end of diagnostics and capital letters at
9001 start of diagnostics.
9002 * combine.c, cse.c: Don't translate dump file output.
9003 * toplev.c (print_version): Only translate output if going to
9006 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9008 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
9009 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
9012 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9014 * pa.c (fix_range): Fix typo in comment.
9016 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9018 * tree-vrp.c (extract_range_from_assert): Replace
9019 fold (build (...)) with fold_build2.
9021 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9023 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
9024 gcc_gfc_char_table, init_dynamic_gfc_info): New.
9025 (format_types_orig, handle_format_attribute): Add support for
9028 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
9030 * varasm.c (assemble_variable): Fix format specifier thinko.
9032 2005-07-03 Ira Rosen <irar@il.ibm.com>
9034 PR tree-optimization/22029 (and 22135)
9035 * tree-pretty-print.c (dump_generic_node): Check that the node is not
9036 a phi node before calling dump_vops.
9038 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9040 * tree-dump.h (dump_string_field): Declare.
9041 * tree-dump.c: Use it instead of dump_string.
9042 (dump_string_field): Make non-static.
9044 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
9046 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
9047 up the minimal CFG stuff always when optimize > 0. Call
9048 split_all_insns_noflow in PIC case if needed.
9050 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9051 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
9054 * c-decl.c (c_write_global_declarations): Dump contents of
9056 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
9057 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
9058 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
9059 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
9062 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9064 * c-common.h (GCC_DIAG_STYLE): Define.
9065 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
9066 version for format checking to 4.1.
9067 * c-format.c: Include toplev.h after c-common.h.
9068 (enum format_type): Add gcc_tdiag_format_type.
9069 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
9070 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
9071 (format_types_orig): Add gcc_tdiag.
9072 (init_dynamic_diag_info): Support gcc_tdiag formats.
9073 (handle_format_attribute): Likewise.
9074 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
9075 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
9076 version for format checking to 4.1.
9077 (warning0, warning, error, pedwarn, sorry): Use
9079 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
9080 (finish_aliases_1): Do not use %qE.
9081 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
9082 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
9083 Correct format bugs.
9084 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
9085 parameter to unsigned HOST_WIDE_INT.
9086 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
9088 2005-07-02 David Edelsohn <edelsohn@gnu.org>
9091 * expr.c (write_complex_part): Use adjust_address for MEM.
9092 (read_complex_part): Same.
9094 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
9096 Fix PR tree-optimization/22280
9098 * tree-sra.c (generate_element_init): Remove useless loop.
9100 2005-07-02 Richard Henderson <rth@redhat.com>
9102 * config/alpha/alpha.c (alpha_legitimize_address): Check for
9104 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
9106 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
9109 * fold-const.c (fold_binary): Handle the return value of
9110 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
9111 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
9113 2005-07-02 Jeff Law <law@redhat.com>
9115 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
9116 a eliminate type conversion which feeds an equality comparison
9117 if the original type or either operand in the comparison is a
9120 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
9122 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
9123 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
9125 * config/avr/avr.c: Do not use '`' as left quote.
9126 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
9127 Remove "." from end of diagnostics. Make diagnostics start with
9130 2005-07-02 Zack Weinberg <zack@codesourcery.com>
9131 Joseph S. Myers <joseph@codesourcery.com>
9133 * toplev.c (default_tree_printer): Handle setting location with
9135 * c-objc.common.c (c_tree_printer): Likewise.
9136 * c-format.c (gcc_diag_flag_specs): Add '+'.
9137 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
9138 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
9140 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
9141 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
9142 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
9143 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
9144 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
9145 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
9146 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
9147 format arguments where %J is used without %D.
9149 2005-07-02 Jakub Jelinek <jakub@redhat.com>
9151 * gcc.c (LINK_SSP_SPEC): Define.
9152 (link_ssp_spec): New variable.
9153 (LINK_COMMAND_SPEC): Add %(link_ssp).
9154 (static_specs): Add link_ssp_spec.
9155 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
9156 * configure: Rebuilt.
9157 * config.in: Rebuilt.
9159 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9160 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9161 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9162 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9163 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
9164 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
9165 -0x7008(2) instead of reading __stack_chk_guard variable.
9166 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
9168 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
9169 (stack_protect_set, stack_protect_test): Use *_tls* patterns
9170 if TARGET_THREAD_SSP_OFFSET is defined.
9171 (stack_tls_protect_set_si, stack_tls_protect_set_di,
9172 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
9175 2005-06-27 Richard Henderson <rth@redhat.com>
9176 * libgcc-std.ver (GCC_4.1.0): New.
9177 * libgcc.h (__stack_chk_guard): Declare.
9178 (__stack_chk_fail, __stack_chk_fail_local): Declare.
9179 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
9180 * mklibgcc.in (lib2funcs): Add them.
9182 2005-07-01 Richard Henderson <rth@redhat.com>
9184 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
9185 void * before struct sigcontext *.
9186 (x86_fallback_frame_state): Likewise.
9188 2005-07-01 James E. Wilson <wilson@specifixinc.com>
9190 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
9192 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9195 * tree-ssa-reassoc.c (should_transpose): Fix which operand
9196 we check for SSA_NAME for.
9198 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
9200 Fix PR tree-optimization/22071
9202 * tree-ssa-structalias.c (offset_overlaps_with_access): New
9204 (get_constraint_for_component_ref): Use it.
9206 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9209 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
9210 print out the last new line.
9212 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
9214 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
9215 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
9216 * config/cris/cris.c (cris_conditional_register_usage): Adjust
9217 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
9218 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
9219 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
9220 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
9221 (enum reg_class): New member CC0_REGS.
9222 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
9223 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
9224 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
9225 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
9226 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9227 Adjust for register now described.
9229 2005-07-01 Jakub Jelinek <jakub@redhat.com>
9232 * config/i386/i386.md (stack_protect_test_si,
9233 stack_protect_test_di): Add earlyclobber for scratch 3.
9234 * config/rs6000/rs6000.md (stack_protect_testsi,
9235 stack_protect_testdi): Add earlyclobber for scratch 3,
9236 remove earlyclobber from scratch 4.
9238 Older entries for 2005 can be found in ChangeLog-2005.