1 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
4 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
5 * fold-const.c (fold_indirect_ref_1): Avoid removing
6 NOP_EXPRs with type qualifiers like const.
8 2005-05-14 Jan Hubicka <jh@suse.cz>
10 Patch by Richard Henderson:
11 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
12 Handle RESX expressions properly.
14 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
15 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
16 (remove_stmt_from_eh_region_fn): Likewise.
18 * tree-cfg.c (execute_warn_function_return): Break out noreturn
20 (execute_warn_function_noreturn): ... here.
21 (pass_warn_function_noreturn): New pass.
22 * tree-pass.h (pass_warn_function_noreturn): Declare
23 * tree-optimize.c (init_tree_optimization_passes): Move return
24 warnings early and add noreturn warnings at place of previous
27 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
29 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
30 root_var_init, type_var_init): Use VEC instead of VARRAY.
31 * tree-ssa-live.h (tree_partition_associator_d): Change the
32 type of trees to VEC(tree,heap)*.
33 (tpa_tree): Use VEC instead of VARRAY.
35 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
37 * fold-const.c (div_if_zero_remainder): New function.
38 (try_move_mult_to_index): Use it.
40 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
42 * tree-eh.c (leh_tf_state): Change the type of dest_array to
44 (maybe_record_in_goto_queue, lower_try_finally_onedest,
45 lower_try_finally_copy, lower_try_finally_switch,
46 lower_try_finally): Use VEC instead of VARRAY.
48 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
50 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
51 comment regarding defined register classes.
52 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
54 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
56 * tree-optimize.c (init_tree_optimization_passes): Move
57 pass_merge_phi before the first pass_dominator.
59 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
61 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
64 2005-05-13 Josh Conner <jconner@apple.com>
66 * config/arm/arm.c (arm_size_return_regs): New.
67 (thumb_unexpanded_epilogue): replace in-line calculation
68 of return registers with call to arm_size_return_regs.
69 (use_return_insn): Include test of which registers are
70 being used to hold return values, to accommodate
73 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
75 * config/rs6000/sysv4.opt (mlittle): Handle.
77 * config/rs6000/rs6000.c (rs6000_handle_option): Set
78 target_flags_explicit when appropriate.
80 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
83 * optabs.c (no_conflict_data): New struct.
84 (no_conflict_move_test): New function.
85 (emit_no_conflict_block): Use it.
87 2005-05-13 Adam Nemet <anemet@lnxw.com>
89 * doc/invoke.texi (Debugging Options): Option
90 -fdump-translation-unit only works with C++ now.
92 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
94 Replace calls to abort in CRIS port.
95 * config/cris/cris.h (CRIS_ASSERT): New macro.
96 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
97 internal_error instead of abort.
98 ("movsi"): Ditto. Unquote preparation statement section.
99 ("call", "call_value"): Ditto, but use gcc_assert where
100 appropriate. Tweak comments.
101 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
103 (cris_op_str): Call internal_error, not abort.
104 (cris_print_operand): Tweak "abort" reference to "die" in comment.
105 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
106 (cris_notice_update_cc): Call internal_error, not abort.
107 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
108 (cris_emit_movem_store, cris_asm_output_symbol_ref)
109 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
110 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
111 ENABLE_CHECKING-guarded abort call.
112 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
113 Use internal_error at end of test-chain.
115 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
117 PR rtl-optimization/20769:
118 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
119 pattern emitted by expand_nl_goto_receiver.
122 * integrate.c (allocate_initial_values): Update register liveness
125 2005-05-13 Josh Conner <jconner@apple.com>
127 * arm.c (arm_return_in_memory): Add handling for vector return types.
129 2005-05-13 David Ung <davidu@mips.com>
131 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
133 * config/mips/mips.c: Add 4km alias.
134 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
135 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
138 2005-05-13 Jan Hubicka <jh@suse.cz>
140 * c-decl.c (finish_function): Suppress "control reaches end of
141 non-void function" when "no return statement in function
142 returning non-void" is issued.
144 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
145 * tree-optimize.c (pass_gimple): Kill.
146 (init_tree_optimization_passes): Kill pass_gimple.
147 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
148 * tree-dump.c (dump_files): Rename .generic to .gimple.*
150 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
152 PR rtl-optimization/20756:
153 * basic-block.h (PROP_DEAD_INSN): Define.
154 * flow.c (propagate_one_insn): Set during mark_set_regs call
156 (mark_set_1): Emit a clobber when we are about to delete a dead insn
157 that kills a live register.
159 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
161 * config/s390/s390.md: ("DBL"): New mode attribute.
162 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
163 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
164 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
166 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
168 * c-format.c (check_format_arg): Handle string literals of
169 the form &"string"[offset].
171 * g++.dg/warn/format4.C: New testcase.
173 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
175 * config/mips/3000.md, config/mips/4000.md,
176 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
177 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
178 config/mips/generic.md, config/pdp11/pdp11.md,
179 config/sh/crt1.asm, config/sh/lib1funcs.asm,
180 config/sh/sh-modes.def, config/sh/sh-protos.h,
181 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
183 2005-05-13 Richard Henderson <rth@redhat.com>
185 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
186 addition to move unless dest is a register. Do not skip
187 instantiation in dest on addition simplification.
189 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
191 * config/cris/cris.c (cris_print_operand) <case 'H'; case
192 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
193 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
195 2005-05-13 Jan Hubicka <jh@suse.cz>
197 * basic-block.h (FOR_ALL_BB_FN): New macro.
198 (init_flow): Initialize cfg structure.
199 * function.c (allocate_struct_function): Do not initialize cfg structure.
200 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
201 (build_tree_cfg): ... here.
202 * tree-flow.h (init_empty_tree_cfg): Declare.
204 2005-05-12 Steven Bosscher <stevenb@suse.de>
206 Fix PR tree-optimization/21520
207 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
208 to attempt to fold constants.
210 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
212 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
213 only when TARGET_ADJUST_UNROLL_MAX is defined.
214 (general_movsrc_operand): Use the C style comment.
215 (ua_offset): Use prototype.
217 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
219 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
220 (struct hmr_data, hoist_memory_reference, memref_del,
221 struct fmrv_data): Removed.
222 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
223 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
225 (find_more_ref_vops): Traverse the list of memory references.
226 (determine_lsm_loop): Work with the list of memory references instead
227 of traversing the hashtable.
229 2005-05-12 Steven Bosscher <stevenb@suse.de>
230 Stuart Hastings <stuart@apple.com>
231 Jan Hubicka <jh@suse.cz>
233 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
234 duplicate_eh_regions): New functions, based on old
235 implementation removed with RTL inliner.
236 (reachable_next_level): Modify behaviour pre-inline.
237 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
239 * function.h (struct function): Add after_inlining flag.
240 * tree-optimize.c (tree_rest_of_compilation): Set it.
241 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
243 * tree-cfg.c (label_to_block_fn): Deal with cases where
244 label was never insterted into code.
246 2005-05-12 Zack Weinberg <zack@codesourcery.com>
248 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
250 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
252 Fix PR tree-optimization/21532
253 * tree-ssa-pre.c (create_expression_by_pieces): stmt
254 needs to go onto the inserted_exprs list.
256 2005-05-12 Ian Lance Taylor <ian@airs.com>
258 * c-common.h (statement_code_p): Don't declare.
259 (STATEMENT_CODE_P): Don't define.
260 (INIT_STATEMENT_CODES): Don't define.
261 * c-common.c (statement_code_p): Don't define.
263 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
265 * config/sparc/sparc.h: Remove dead code.
266 * config/sparc/sparc.c (sparc_compute_frame_size): Use
267 FIRST_PARM_OFFSET for the size of the register window area.
268 (emit_save_regs): Rename into emit_save_or_restore_regs.
269 Add 'action' parameter. Use 4095 as upper bound for the offset.
270 Pass 'action' to save_or_restore_regs.
271 (emit_restore_regs): Delete.
272 (sparc_expand_prologue): Call emit_save_or_restore_regs.
273 (sparc_expand_epilogue): Likewise.
274 * config/sparc/sparc.md (mode macro P): Move.
275 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
276 (mov<V32:mode> expander): Move to the top of the V32 section.
277 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
278 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
279 (sibcall_epilogue): Move.
281 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
284 * arm.c (arm_gen_constant): Sign-extend intermediate values when
285 synthesizing a constant of the difference of two immediates.
287 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
289 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
290 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
291 the alternatives using integer registers into the appropriate
294 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
296 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
297 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
298 * bitmap.h: Fixed comments.
300 2005-05-11 Richard Henderson <rth@redhat.com>
303 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
304 (ia64_cannot_force_const_mem): New.
305 (tls_symbolic_operand_type): New.
306 (ia64_legitimate_constant_p): New.
307 (ia64_expand_load_address): Return true on success. Improve
308 checks for when we should not split.
309 (ia64_expand_tls_address): New addend operand. Distribute it
310 as appropriate to the tls_kind. Delay referencing gp.
311 (ia64_expand_move): Split symbolic addend as necessary. Handle
312 tls symbols with addends.
313 * config/ia64/ia64-protos.h: Update.
314 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
316 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
317 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
318 (symbolic_operand splitter): Pass everything through
319 ia64_expand_load_address and FAIL or DONE as appropriate.
320 (load_fptr): Only accept after reload.
321 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
322 load_symptr_low, load_ltoff_dtpmod,
324 (load_dtprel): Only accept tls symbols.
325 (load_dtprel64, load_dtprel22): Likewise.
326 (load_tprel, load_tprel64, load_tprel22): Likewise.
327 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
328 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
329 (add_dtprel14, add_dtprel22): Likewise.
330 (add_tprel, add_tprel14, add_tprel22): Likewise.
331 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
332 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
333 (got_symbolic_operand): Check CONST offsets.
334 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
335 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
336 (move_operand): Don't handle tls here. Check CONST offsets.
338 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
340 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
341 Remove hilo_operand check.
342 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
343 * config/mips/predicates.md (hilo_operand): Delete.
345 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
347 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
349 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
351 PR tree-optimizer/18472
352 * tree-if-conv.c (tree_if_convert_stmt,
353 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
355 2005-05-11 Jan Hubicka <jh@suse.cz>
357 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
358 (GTFILES): add except.h.
359 * except.c (eh_status): Add throw_stmt_table.
360 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
361 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
362 lookup_stmt_eh_region_fn): Declare.
363 (throw_stmt_node): New structure.
364 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
365 * gengtype.c (open_base_files): Add except.h to inlines.
366 * tree-eh.c (throw_stmt_node): Kill.
367 (record_stmt_eh_region): Update.
368 (add_stmt_to_eh_region_fn): Break out from ...
369 (add_stmt_to_eh_region): ... here.
370 (remove_stmt_from_eh_region_fn): Break out from ...
371 (remove_stmt_from_eh_region): ... here.
372 (lookup_stmt_eh_region_fn): Break out from ...
373 (lookup_stmt_eh_region): ... here.
374 (honor_protect_cleanup_actions): Use build_resx.
375 (lower_try_finally_onedest): Likewise.
376 (lower_try_finally_copy): Likewise.
377 (lower_try_finally_switch): Likewise.
378 (lower_eh_constructs): Update eh table construction.
379 * tree.c (build_resx): New.
380 * tree.h (build_resx): Declare.
382 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
384 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
387 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
389 * fold-const.c, libgcov.c: Fix comment typos.
391 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
394 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
396 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
397 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
399 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
401 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
404 * crtstuff.c: Include auto-host.h again, for now.
406 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
408 * config/mips/24k.md: Remove trailing whitespace.
410 2005-05-11 David Ung <davidu@mips.com>
412 * config/mips/mips.md (type): Add imul3.
413 (length, hazard, may_clobber_hilo): Check for imul3.
414 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
415 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
416 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
417 for a 3 operand mul and its bypasses.
418 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
419 * config/mips/4000.md (r4k_imul): Likewise.
420 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
421 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
422 (vr4130_muldi): Likewise.
423 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
424 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
425 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
426 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
427 (ir_vr54_imadd_si): Likewise.
428 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
429 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
430 (rm7_impy_di): Likewise.
431 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
432 * config/mips/generic.md (generic_imul): Likewise.
433 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
434 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
436 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
439 * tree.h (record_layout_info_s): New member prev_packed.
440 * stor-layout.c (update_alignment_for_field): Fix comment about
441 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
442 we start it properly aligned.
443 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
444 to update_alignment_for_field, and recompute it afterwards using
445 the alignment of the record.
446 When a packed bitfield precedes an MS bitfield, don't add padding
447 at the end of the packed bitfield on behalf of the base type of
448 the packed bit field.
449 Don't adjust rli->bitpos at the end
450 of an MS bitfield run if we already adjusted bitpos/offset for an
451 alignment as large or larger than the bitfield type size.
452 Take possible record alignment > BIGGEST_ALIGNMENT into account
453 when calculating actual_align.
454 Only put packed buit fields into rli->prev_field if they end up
456 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
457 Update rli->remaining_in_alignment when we have already started a
458 run of bit fields and we process a packed bit field.
460 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
462 * tree-data-ref.c (find_data_references_in_loop): Give up when
463 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
464 may embed arbitrary side effects.
465 Remove the assumption that GIMPLE form contains a single array
466 access per statement.
467 When the statement contains virtual operands, fail if it is not
468 a MODIFY_EXPR or a CALL_EXPR.
469 Return after the dont know node is inserted.
471 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
473 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
475 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
478 PR tree-optimization/19639
479 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
480 and generic summands for char* as s * delta, too, folding &a[i]
481 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
482 for comparison of steps. Convert types for index addition.
483 (fold_binary): Adjust the callers to always dispatch to
484 try_move_mult_to_index.
485 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
486 expr with non-gimple ARRAY_REF offset.
488 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
490 * fold-const.c (fold_indirect_ref_1): Avoid removing
491 NOP_EXPRs with type qualifiers like const.
493 2005-05-11 Richard Henderson <rth@redhat.com>
496 * c-decl.c (finish_decl): Propagate the completed array type of
497 a global variable into the binding.
499 2005-05-10 Matt Kraai <kraai@ftbfs.org>
501 * Makefile.in (gtype-desc.o, build/genautomata.o)
502 (build/varray.o): Depend on $(VARRAY_H).
504 2005-05-10 Diego Novillo <dnovillo@redhat.com>
506 * tree-optimize.c (init_tree_optimization_passes): Re-organize
507 optimization passes to do an initial batch of scalar cleanups.
509 2005-05-10 Ian Lance Taylor <ian@airs.com>
511 * read-rtl.c (struct macro_traverse_data): Define.
512 (map_attr_string): New static function, broken out of
513 apply_macro_to_string.
514 (mode_attr_index, apply_mode_maps): New static functions.
515 (apply_macro_to_string): Call map_attr_string.
516 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
518 (apply_macro_traverse): Expect data to point to a struct
520 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
521 to pass data through htab_traverse.
522 (read_rtx_1): Add mode_maps parameter. Change all callers.
523 Handle mode names which are attribute strings.
524 * doc/md.texi (Substitutions): Rename from String Substitutions.
525 Change references. Document using attributes as modes.
527 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
529 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
530 * tree-optimize.c (init_tree_optimization_passes) Swap
531 pass_ch and pass_profile.
532 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
533 here. Remove rewrite_into_loop_closed_ssa call.
535 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
537 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
539 (legitimate_reload_constant_p): Add check for const double zero.
540 * config/s390/s390.md: Add comment for constraint letter 'G'.
541 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
542 attributes for new case.
543 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
544 s390_const_double_ok_for_constraint_p.
545 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
548 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
550 PR tree-optimization/21170
551 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
552 rewrite_ssa_into_ssa in comments with update_ssa.
554 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
556 * tree-ssa-loop-im.c: Include hashtab.h.
557 (struct mem_ref_loc): New.
558 (struct mem_ref): Describe the set of references with the same
560 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
561 maybe_queue_var, fem_single_reachable_address,
562 for_each_memref, single_reachable_address,
563 is_call_clobbered_ref, determine_lsm_reg): Removed.
564 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
565 hoist_memory_reference, memref_hash, memref_eq, memref_del,
566 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
568 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
569 (determine_lsm_loop): Rewritten.
570 (determine_lsm): Do not set stmt uids.
572 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
574 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
577 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
579 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
580 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
581 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
583 2005-05-10 Jeff Law <law@redhat.com>
585 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
586 thread_across_edge for any abnormal edges.
588 2005-05-10 Richard Henderson <rth@redhat.com>
590 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
591 * config/ia64/ia64-protos.h: Declare it.
592 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
593 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
594 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
595 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
596 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
597 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
598 extend result; use release semantics.
599 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
600 (sync_val_compare_and_swap_<IMODE>): Update to match.
602 2005-05-10 Richard Henderson <rth@redhat.com>
604 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
605 before comparing it for success.
607 2005-05-10 Richard Henderson <rth@redhat.com>
609 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
610 no return value pattern.
612 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
613 H.J. Lu <hongjiu.lu@intel.com>
615 * libgcov.c (create_file_directory): New function. Create
616 directory for the given file name.
617 (gcov_max_filename): New static var. Keeps size of the longest
619 (gcov_exit): Always try to create directory for output
620 file. Relocate each filename basing on environment vars.
621 (__gcov_init): Remember the longest file name.
622 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
623 * doc/gcov.texi (Cross-profiling): New node documenting
624 cross-profiling management.
625 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
627 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
629 * config/sparc/sparc.c (mem_min_alignment): Do not rely
630 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
632 2005-05-10 Bob Wilson <bob.wilson@acm.org>
634 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
635 case code to avoid one move instruction.
636 (__umodsi3, __modsi3): Merge duplicated code sequences.
638 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
640 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
641 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
642 * doc/invoke.texi: Fix typos.
644 * tree-data-ref.c (analyze_array_indexes, analyze_array,
645 init_data_ref, access_functions_are_affine_or_constant_p,
646 free_data_refs): Use VEC instead of VARRAY.
647 * tree-data-ref.h (data_reference): Change the type of
648 access_fns to VEC(tree,gc)*.
649 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
651 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
654 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
655 * fold-const.c (fold): Expand the condition of reducing cond_expr.
656 (contains_label_1, contains_label_p): New functions for checking
657 labels in a sub-tree.
659 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
662 * c-decl.c (pushdecl): When there is a declaration in the current
663 scope and the declarations are external linkage, check for
664 compatibility with the type in the external scope and update the
665 type in the external scope with the composite type information.
666 Do not form a composite type of the new type and the visible type
667 if they are incompatible.
669 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
671 * crtstuff.c: Revert part of 2005-05-08 Change.
672 (IN_LIBGCC2): Define.
674 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
676 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
677 remove redundant test.
678 (fp_mov_p): Accept 0.
679 (fp_high_losum_p): Remove redundant test.
680 * config/sparc/predicates.md (const_high_operand): Explicitly test
681 (not small_int_operand).
682 (fp_const_high_losum_operand): New.
683 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
684 (movdi_insn_sp32_v9): Use canonical predicates.
685 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
686 (movdi_insn_sp64_novis): Delete.
687 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
688 (movsf_insn_novis): Delete.
689 (movsf_insn_vis): Rename into movsf_insn.
690 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
691 (movsf_lo_sum): Use fp_const_high_losum_operand.
692 (movsf_high): Likewise.
693 (movsf_high_losum splitter): Likewise.
694 (mov<V32:mode> expander): Use register_or_zero_operand.
695 (mov<V64:mode> expander): Likewise.
696 (movdf_insn_sp32): Use register_or_zero_operand.
697 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
698 Rename into movdf_insn_sp32_no_fpu.
699 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
700 Rename into movdf_insn_sp32_v9_no_fpu.
701 (movdf_insn_v9only_novis): Delete.
702 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
703 (movdf_insn_sp64_novis): Delete.
704 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
705 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
706 Rename into movdf_insn_sp64_no_fpu.
707 (movtf expander): Use register_or_zero_operand.
708 (movtf_insn_sp32): Delete.
709 (movtf_insn_vis_sp32): Use register_or_zero_operand.
710 Rename into movtf_insn_sp32.
711 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
712 Rename into movtf_insn_sp32_no_fpu.
713 (movtf_insn_hq_sp64): Delete.
714 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
715 Rename into movtf_insn_sp64_hq.
716 (movtf_insn_sp64): Delete.
717 (movtf_insn_vis_sp64): Use register_or_zero_operand.
718 Rename into movtf_insn_sp64.
719 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
720 Rename into movtf_insn_sp64_no_fpu.
722 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
724 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
725 gcc_assert and gcc_unreachable as appropriate.
726 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
727 xstormy16_output_cbranch_si, xstormy16_split_move,
728 xstormy16_initial_elimination_offset,
729 xstormy16_encode_section_info, xstormy16_print_operand_address,
730 xstormy16_expand_call, xstormy16_expand_arith,
731 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
733 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
735 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
736 const_copies to VEC(tree,heap)*.
737 (new_elim_graph, delete_elim_graph, elim_graph_size,
738 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
741 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
744 * doc/extend.texi (Type Attributes): Correct example syntax.
746 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
749 * doc/invoke.texi (-Wuninitialized): Update documentation.
751 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
753 * arm.c (const_ok_for_arm): Use a faster algorithm.
755 2005-05-09 David Edelsohn <edelsohn@gnu.org>
758 * config/rs6000/rs6000.md (add_op2): New.
759 (add<mode>3): Use it.
761 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
763 * arm.c (arm_gen_constant): Add new heuristic for generating
764 constant integers that can be expressed as the difference of two
767 2005-05-09 Roger Sayle <roger@eyesopen.com>
769 * c-tree.h (parser_build_unary_op): New prototype.
770 * c-typeck.c (parser_build_unary_op): New function to construct
771 a unary operation in the C parser.
772 * c-parser.c (c_parser_unary_expression): Use the new function
773 parser_build_unary_op when appropriate.
775 2005-05-09 Mark Mitchell <mark@codesourcery.com>
778 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
779 before outputting DWARF_FRAME_RETURN_COLUMN.
781 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
783 * config/s390/s390.c: (s390_branch_condition_mask,
784 s390_branch_condition_mnemonic, s390_extra_constraint_str,
785 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
786 legitimize_pic_address, s390_emit_tls_call_insn,
787 legitimize_tls_address, legitimize_tls_address,
788 s390_expand_addcc, print_shift_count_operand, print_operand,
789 addr_generation_dependency_p, annotate_constant_pool_refs,
790 s390_split_branches, find_constant_pool_ref,
791 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
792 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
793 s390_output_pool_entry, s390_function_value,
794 s390_call_saved_register_used, s390_emit_call): Replace
795 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
796 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
797 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
798 get_some_local_dynamic_name, s390_function_arg_size,
799 s390_function_arg_advance, s390_function_arg,
800 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
801 default case by gcc_unreachable.
802 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
803 conditional abort by gcc_assert.
804 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
805 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
807 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
809 * config/s390/s390.c: (s390_decompose_address,
810 tls_symbolic_operand, legitimate_pic_operand_p,
811 legitimate_constant_p, legitimate_reload_constant_p,
812 s390_expand_plus_operand, legitimate_address_p,
813 legitimate_la_operand_p, ): Remove 'register' from signature.
814 (symbolic_reference_mentioned_p,
815 tls_symbolic_reference_mentioned_p): Remove 'register' from local
816 variable declarations.
817 (legitimize_address): Remove 'register' from
818 signature and local variable declarations.
820 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
822 * config/s390/s390-protos.h: (s390_match_ccmode,
823 s390_match_ccmode_set, reg_used_in_mem_p,
824 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
825 legitimate_la_operand_p, preferred_la_operand_p,
826 s390_short_displacement, addr_generation_dependency_p,
827 legitimate_reload_constant_p, legitimate_address_p): Change return type
829 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
830 * config/s390/s390.c: (s390_match_ccmode,
831 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
832 legitimate_reload_constant_p): Change return type into 'bool'.
833 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
834 Likewise. Additionally adapted comment.
835 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
836 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
837 (s390_decompose_address): Change the type of the internal flags
838 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
839 (struct s390_address): Change type of "pointer" into bool.
840 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
841 Adapt calls for 's390_tm_ccmode' to the new signature.
843 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
845 * config/s390/s390.c: (s390_match_ccmode_set,
846 s390_branch_condition_mnemonic, s390_short_displacement,
847 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
848 print_shift_count_operand, get_some_local_dynamic_name,
849 get_some_local_dynamic_name_1, reg_used_in_mem_p,
850 addr_generation_dependency_p, s390_split_branches,
851 annotate_constant_pool_refs, find_constant_pool_ref,
852 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
853 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
854 s390_register_info, s390_frame_info, s390_init_frame_layout,
855 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
856 restore_gprs, s390_function_arg_size, s390_function_arg_float,
857 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
858 s390_encode_section_info, s390_cannot_force_const_mem,
859 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
860 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
861 s390_adjust_priority, s390_issue_rate,
862 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
863 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
864 s390_build_builtin_va_list, s390_gimplify_va_arg,
865 s390_function_ok_for_sibcall, s390_call_saved_register_used,
866 s390_pass_by_reference, s390_fixed_condition_code_regs,
867 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
868 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
869 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
870 s390_add_pool_insn, s390_find_pool, s390_add_constant,
871 s390_find_constant, s390_add_execute, s390_find_execute,
872 s390_execute_label, s390_execute_target, s390_dump_pool,
873 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
874 Move target macro definitions to the end of the file. Move several
875 functions within the file to assure correct compiling.
877 2005-05-09 Steven Bosscher <stevenb@suse.de>
879 * calls.c (purge_reg_equiv_notes): Remove, fold into...
880 (fixup_tail_calls): ...here. Only look at insns between the
881 start of the function and the FUNCTION_BEG insn note.
883 * gcse.c (one_cprop_pass): Fix typos in dumps.
885 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
887 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
889 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
890 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
891 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
892 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
894 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
895 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
896 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
899 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
901 * config/s390/s390.md: ("gf") New mode attribute.
902 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
903 "fixuns_truncsfsi2"): Merge.
904 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
905 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
906 "fix_truncsfsi2_ieee"): Merge.
908 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
910 * config/s390/s390.md: ("FPR") New mode macro.
911 ("de", "dee"): New mode attributes.
912 ("cmpdf", "cmpsf"): Merge.
913 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
914 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
915 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
916 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
917 ("floatdidf2", "floatdisf2"): Merge.
918 ("adddf3", "addsf3"): Merge.
919 ("*adddf3", "*addsf3"): Merge.
920 ("*adddf3_cc", "*addsf3_cc"): Merge.
921 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
922 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
923 ("subdf3", "subsf3"): Merge.
924 ("*subdf3", "*subsf3"): Merge.
925 ("*subdf3_cc", "*subsf3_cc"): Merge.
926 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
927 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
928 ("muldf3", "mulsf3"): Merge.
929 ("*muldf3", "*mulsf3" "): Merge.
930 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
931 ("*fmadddf", "*fmaddsf"): Merge.
932 ("*fmsubdf", "*fmsubsf"): Merge.
933 ("divdf3", "divsf3"): Merge.
934 ("*divdf3", "*divsf3"): Merge.
935 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
936 ("negdf2", "negsf2"): Merge.
937 ("*negdf2_cc", "*negsf2_cc"): Merge.
938 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
939 ("*negdf2", "*negsf2"): Merge.
940 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
941 ("absdf2", "abssf2"): Merge.
942 ("*absdf2_cc", "*abssf2_cc"): Merge.
943 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
944 ("*absdf2", "*abssf2"): Merge.
945 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
946 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
947 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
948 ("*negabsdf2", "*negabssf2"): Merge.
949 ("sqrtdf2", "sqrtsf2"): Merge.
951 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
953 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
955 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
956 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
957 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
958 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
960 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
961 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
962 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
963 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
964 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
965 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
966 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
967 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
968 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
969 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
970 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
971 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
972 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
973 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
974 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
975 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
977 ("*divsf3"): Additionally rename second pattern to
979 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
980 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
981 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
982 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
983 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
984 'type values' and rename 'type' value.
985 ("*addsf3"): Additionally rename second pattern to
988 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
990 * config/s390/s390.md: ("SHIFT"): New mode macro.
991 ("lr", "shift"): New mode attributes.
992 ("ashldi3", "lshrdi3"): Merge.
993 ("*ashldi3_31", "*lshrdi3"_31): Merge.
994 ("*ashldi3_64", "*lshrdi3"_64): Merge.
995 ("ashlsi3", "lshrsi3"): Merge.
997 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
999 * config/s390/s390.md: ("DSI", "SCOND"): New mode
1001 ("E", "g"): New mode attributes.
1002 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
1003 ("*adddi3_alc", "*addsi3_alc"): Merge.
1004 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
1005 ("*subdi3_slb", "*subsi3_slb"): Merge.
1006 ("adddicc", "addsicc"): Merge.
1007 ("*sconddi", "*scondsi"): Merge.
1008 ("*sconddi_neg", "*scondsi_neg"): Merge.
1009 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
1010 ("negdi2", "negsi2"): Extract expander pattern from
1011 "negsi2" and merge with "negdi2".
1012 ("*negdi2"): Merge with instruction pattern of "negsi2".
1013 ("*negdi2_cc", "*negsi2_cc"): Merge.
1014 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
1015 ("rotldi3", "rotlsi3"): Merge.
1017 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1019 * config/s390/s390.md: ("hc"): New mode attribute.
1020 ("extendhidi2", "extendqidi2"): Merge.
1021 ("*extendhidi2", "*extendqidi2"): Merge.
1022 ("extendhisi2", "extendqisi2"): Merge.
1023 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
1024 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
1025 Merged 2 define_split.
1026 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
1027 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
1029 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1031 * config/s390/s390.md: ("COMPARE"): New mode macro.
1032 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
1033 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
1034 "bungt", "bunle", "bunge", "bltgt"): Merge.
1036 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1038 * config/s390/s390.md: ("INT"): New mode macro.
1039 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
1042 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1044 * config/s390/s390.md: ("GPR", "P"): New mode macros.
1045 ("cmpdi", "cmpsi"): Merge.
1046 ("strlendi", "strlensi"): Merge.
1047 ("*strlendi", "*strlensi"): Merge.
1048 ("movmemdi", "movmemsi"): Merge.
1049 ("clrmemdi", "clrmemsi"): Merge.
1051 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1053 * config/s390/s390.md: ("HQI"): New mode macro.
1054 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
1055 ("*tmhi_full", "*tmqi_full"): Merge.
1056 ("*tsthiCCT", "*tstqiCCT"): Merge.
1057 ("*tsthi", "*tstqi"): Merge.
1058 ("*tsthi_cconly", "tstqi_cconly"): Merge.
1059 ("*sethighhisi", "*sethighqisi"): Merge.
1061 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
1063 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
1064 config/alpha/unicosmk.h, config/arc/arc.md,
1065 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
1066 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
1067 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
1068 config/arm/semi.h, config/arm/uclinux-elf.h,
1069 config/arm/wince-pe.h, config/fr30/fr30.c,
1070 config/rs6000/altivec.h: Update copyright.
1072 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
1074 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
1075 gcc_assert and gcc_unreachable as appropriate.
1076 (pdp11_output_function_epilogue, output_move_double,
1077 output_move_quad, print_operand_address, output_jump,
1078 output_addr_const_pdp11): Likewise.
1079 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
1080 ASM_OUTPUT_ALIGN): Likewise.
1081 * config/pdp11/pdp11.md: Likewise.
1082 (extendhisi2, subhi3, subqi3): Likewise.
1084 2005-05-09 David Edelsohn <edelsohn@gnu.org>
1087 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
1090 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
1092 * config/ia64/ia64.c: Fix a comment typo.
1094 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
1097 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
1098 (arm_override_options): Use them instead of manifest constants. Don't
1099 allow -march to override the -mtune setting.
1101 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
1103 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
1104 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
1105 (function_arg_advance, function_arg, save_restore_insns,
1106 iq2000_expand_prologue, iq2000_output_conditional_branch,
1107 expand_one_builtin, print_operand):
1108 * config/iq2000/iq2000.md (tablejump): Likewise.
1110 2005-05-09 David Ung <davidu@mips.com>
1112 * config/mips/mips.h (processor_type): Add names for the 24K.
1113 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
1115 * config/mips/mips.md (cnv_mode): New attribute for recording the
1116 conversion types of float convert insns.
1117 (cpu): Add 24k and 24kx.
1118 (include): Include 24k.md file.
1119 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
1120 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
1121 (floatdisf2): Setup cnv_mode.
1122 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
1124 * config/mips/24k.md: New file, contains 24k DFA pipeline
1127 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
1129 * config/sh/sh.c (print_operand_address): Use gcc_assert and
1130 gcc_unreachable as appropriate.
1131 (print_operand, prepare_move_operands, prepare_scc_operands,
1132 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
1133 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
1134 fixup_mova, gen_far_branch, sh_reorg, split_branches,
1135 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
1136 sh_set_return_address, sh_setup_incoming_varargs,
1137 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
1138 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
1139 check_use_sfunc_addr): Likewise.
1140 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
1141 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
1142 * config/sh/symbian.c (sh_symbian_mark_dllexport,
1143 sh_symbian_mark_dllimport): Likewise.
1144 * config/sh/sh.md: Likewise.
1145 (movdicc, call_pop, call_value_pop, casesi_worker_1,
1146 casesi_worker_2, casesi_shift_media, casesi_load_media,
1147 return_media): Likewise.
1149 2005-05-08 Roger Sayle <roger@eyesopen.com>
1152 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
1155 2005-05-08 Richard Henderson <rth@redhat.com>
1157 * config/alpha/alpha.c (adjust_address): Fix typo last change.
1159 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1161 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
1162 and -1 can happen in reg_renumber when no hard register is assigned.
1164 2005-05-08 Steven Bosscher <stevenb@suse.de>
1165 Kazu Hirata <kazu@cs.umass.edu>
1167 PR tree-optimization/14841, tree-optimization/15838
1168 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
1169 (evaluate_stmt): Call it.
1171 2005-05-08 Jakub Jelinek <jakub@redhat.com>
1173 * config/ia64/ia64.c (ia64_override_options): Don't set
1174 ia64_flag_var_tracking and clear flag_var_tracking here...
1175 (ia64_file_start): ... but here.
1177 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1179 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
1180 and gcc_unreachable as appropriate.
1181 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
1182 m68hc11_gen_highpart, print_operand, print_operand_address,
1183 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
1184 m68hc11_gen_movhi): Likewise.
1185 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
1186 * config/m68hc11/m68hc11.md: Reword comment.
1188 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1191 * config/m68hc11/predicates.md (splitable_operand): An immediate is
1194 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1196 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
1197 the 68HC12 address indirect addressing mode as it is not supported by
1199 * config/m68hc11/m68hc11-protos.h
1200 (m68hc11_valid_addressing_p): Declare.
1201 (m68hc11_add_mode): Declare.
1202 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
1203 register_indirect_p and export it.
1204 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
1205 instruction so that it is part of the good BB.
1206 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
1207 addressing with movw.
1208 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
1210 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
1211 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
1212 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
1214 ("*movhi_68hc12"): Handle movhi_const0.
1215 ("*subhi3", "subqi3"): Use general_operand for operand 1.
1216 ("*subhi3_zext"): Likewise.
1218 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1221 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
1222 operand 1 and fix constraints.
1223 ("mulqihi3"): Use general_operand for operand 2.
1225 2005-05-08 Julian Brown <julian@codesourcery.com>
1226 H.J. Lu <hongjiu.lu@intel.com>
1227 Paul Brook <paul@codesourcery.com>
1229 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
1230 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
1231 20050308/2.16.0 or newer for comdat group.
1232 * configure: Regenerated.
1233 * config.in: Regenerated.
1234 * varasm.c (default_function_rodata_section): Put .rodata section in
1235 COMDAT group when necessary.
1236 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
1238 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
1241 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
1243 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
1245 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
1246 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
1247 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
1248 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1250 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1253 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
1254 64-bit constants on 64-bit hosts.
1255 (m68hc11_split_logical): Simplify.
1256 (m68hc11_split_move): Likewise.
1258 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1259 Paolo Bonzini <bonzini@gnu.org>
1261 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
1262 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
1263 * configure.ac (enable_checking): Fix typos in runtime_checking.
1264 (ENABLE_RUNTIME_CHECKING): Mark as target template.
1265 (xm_file): Prepend auto-host.h
1266 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
1267 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
1269 * crtstuff.c: Do not include auto-host.h.
1270 (IN_LIBGCC2): Do not define.
1271 * gcov-io.h: Include tconfig.h, not auto-host.h.
1272 * libgcc2.c: Do not include auto-host.h.
1273 (abort): Do not undefine.
1274 * libgcov.c: Remove unneeded comment about config.h.
1275 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
1276 * config.in, configure: Regenerated.
1278 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1279 Falk Hueffner <falk@debian.org>
1281 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
1282 and gcc_unreachable as appropriate.
1283 (get_aligned_mem, get_unaligned_address,
1284 alpha_emit_set_long_const, alpha_emit_conditional_branch,
1285 alpha_emit_setcc, alpha_emit_conditional_move,
1286 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
1287 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
1288 alpha_expand_unaligned_load, alpha_expand_block_move,
1289 alpha_expand_zap_mask, get_trap_mode_suffix,
1290 get_round_mode_suffix, get_some_local_dynamic_name,
1291 print_operand_address, function_arg, alpha_return_in_memory,
1292 function_value, alpha_expand_builtin,
1293 alpha_initial_elimination_offset, alpha_expand_epilogue,
1294 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
1295 alphaev5_next_group, alpha_align_insns,
1296 unicosmk_initial_elimination_offset, unicosmk_unique_section,
1297 unicosmk_ssib_name): Likewise.
1298 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1299 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
1300 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
1301 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
1302 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1303 * config/alpha/alpha.md (*divmodsi_internal_er,
1304 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
1305 call_nt, call_umk, call_vms, call_value, sibcall_value,
1306 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
1307 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
1308 * config/alpha/predicates.md (input_operand): Likewise.
1310 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1312 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
1313 gcc_unreachable, as appropriate.
1314 (frv_function_prologue, frv_alloc_temp_reg,
1315 frv_initial_elimination_offset, frv_expand_block_move,
1316 frv_expand_block_clear, frv_print_operand_jump_hint,
1317 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
1318 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
1319 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
1320 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
1321 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
1322 frv_in_small_data_p, frv_asm_out_constructor,
1323 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
1324 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
1325 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
1326 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
1327 sibcall_value, casesi): Likewise.
1329 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
1330 gcc_unreachable as appropriate.
1331 (print_operand_address, mn10300_print_reg_list, expand_prologue,
1332 expand_epilogue, notice_update_cc, initial_offset,
1333 mn10300_address_cost_1): Likewise.
1334 * config/mn10300/mn10300.md: Likewise.
1335 (absdf2, abssf2, negdf2, negsf2): Likewise.
1337 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
1340 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
1342 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
1343 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
1344 including sunge_<mode> and sungt_<mode>.
1346 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
1348 * integrate.h (get_hard_reg_initial_val): Change type of register
1349 parameter from int to unsigned int.
1350 (has_hard_reg_initial_val): Likewise.
1351 * integrate.c (get_hard_reg_initial_val): Likewise.
1352 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
1354 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
1356 * except.c (eh_status): Change the type of ttype_data to
1358 (add_ttypes_entry, assign_filter_values,
1359 output_function_exception_table): Use VEC instead of VARRAY.
1361 2005-05-07 David Edelsohn <edelsohn@gnu.org>
1363 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
1365 2005-05-07 Paul Brook <paul@codesourcery.com>
1367 * Makefile.in: Fix dependencies.
1368 (GCOV_IO_H, VARRAY_H): Set.
1370 2005-05-07 Anthony Green <green@redhat.com>
1373 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
1374 x$STMP_FIXPROTO test.
1375 * configure: Rebuilt.
1377 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
1379 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
1380 inappropriate feature test macros if flag_iso.
1382 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
1384 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
1386 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
1389 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
1390 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
1391 Handle moved operand being in special register.
1392 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
1393 presumed working insn.
1394 (mover2side): Add FIXME.
1396 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
1398 * integrate.c (get_func_hard_reg_initial_val): Delete.
1399 (has_func_hard_reg_initial_val): Delete.
1400 (get_hard_reg_initial_val): Inline the old implementation of
1401 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
1402 instead of has_func_hard_reg_initial_val to test for an existing
1403 pseudo. Only create an rtx if a new initial value entry is needed.
1404 (has_hard_reg_initial_val): Scan the initial value list directly.
1405 Don't create an rtx.
1407 2005-05-07 David Edelsohn <edelsohn@gnu.org>
1409 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
1411 * config.in (HAVE_AS_POPCNTB): New.
1412 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
1413 (HAVE_AS_POPCNTB): New.
1414 * configure: Regenerated.
1415 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
1416 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
1417 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
1418 and rs6000_sched_costly_dep.
1419 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
1420 (TARGET_XL_COMPAT): Delete.
1421 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
1422 (popcount<mode>2): New.
1423 (popcntb<mode>2): New.
1424 * config/rs6000/rs6000.opt (mpopcntb): New.
1426 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
1427 if variable name exists.
1429 2005-05-07 Matt Kraai <kraai@ftbfs.org>
1431 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
1433 2005-05-07 Richard Henderson <rth@redhat.com>
1436 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
1437 with constant offsets.
1439 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
1441 * config/v850/v850.c (print_operand): Use gcc_assert and
1442 gcc_unreachable, as appropriate.
1443 (print_operand_address, v850_handle_data_area_attribute,
1444 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
1445 v850_insert_attributes, construct_prepare_instruction): Likewise.
1446 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1447 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
1449 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
1451 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
1452 config/rs6000/rs6000.h: Fix comment typos.
1454 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
1456 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
1457 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
1458 (mips_scalar_mode_supported_p): Delete.
1460 2005-05-06 Eric Christopher <echristo@redhat.com>
1462 * config/mips/mips.opt: Remove -mint64 option.
1463 * config/mips/mips.c (override_options): Remove -mint64
1465 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
1466 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
1467 64-bit integer handling.
1468 * doc/invoke.texi (Option Summary): Remove -mint64 for
1471 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
1473 PR tree-optimization/19401
1474 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
1475 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
1476 (estimated_unrolled_size): New function.
1477 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
1478 tree_unroll_loops_completely): Always unroll loops if the code size
1480 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
1481 loops should be unrolled completely.
1482 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
1484 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
1486 PR rtl-optimization/21254
1487 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
1488 assumptions for loops that otherwise do not roll.
1489 (find_simple_exit): Prefer # of iterations that is guaranteed
1491 * loop-unroll.c (decide_peel_once_rolling,
1492 decide_peel_completely): Check whether the loop is infinite.
1494 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
1496 * config/rs6000/sysv4.opt: Fix typo.
1498 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
1499 Jakub Jelinek <jakub@redhat.com>
1502 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
1503 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
1504 Don't use rep; movs{l,q} if the repetition count is really small,
1505 instead use a sequence of movs{l,q} instructions.
1507 2005-05-06 Jeff Law <law@redhat.com>
1509 PR tree-optimization/21380
1510 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
1511 thread through a block with no preds.
1513 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
1515 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
1516 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
1517 add_call_read_ops): Use VEC instead of VARRAY.
1519 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
1521 * config/mcore/mcore.c (mcore_print_operand_address): Use
1522 gcc_assert and gcc_unreachable as appropriate.
1523 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
1524 mcore_output_andn, output_inline_const, mcore_output_move,
1525 mcore_output_movedouble, mcore_expand_block_move,
1526 layout_mcore_frame, mcore_initial_elimination_offset,
1527 mcore_expand_prolog, mcore_mark_dllexport,
1528 mcore_mark_dllimport): Likewise.
1529 * config/mcore/mcore.h (switch_to_section): Likewise.
1530 * config/mcore/mcore.md: Likewise.
1532 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
1534 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
1535 TARGET_PROFILE_KERNEL.
1537 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
1538 TARGET_PROFILE_KERNEL use.
1540 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
1542 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
1543 and gcc_unreachable, as appropriate.
1544 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
1545 m32r_expand_prologue, m32r_output_function_epilogue,
1546 m32r_legitimize_pic_address, m32r_print_operand_address,
1547 emit_cond_move, m32r_function_symbol,
1548 m32r_output_block_move): Likewise.
1549 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1550 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
1551 *rev_zero_branch_insn): Likewise.
1553 2005-05-06 Jakub Jelinek <jakub@redhat.com>
1556 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
1557 if both NEWDECL and OLDDECL are already weak.
1559 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
1561 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
1563 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
1564 Kaz Kojima <kkojima@gcc.gnu.org>
1566 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
1569 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
1570 David Edelsohn <edelsohn@gnu.org>
1572 * config.gcc: Add .opt magic for the rs6000 ports.
1574 * doc/invoke.texi: Document -mabi= option properly. Document
1575 -misel and -mno-sel. Document -mspe and -mno-spe. Document
1576 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
1579 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
1580 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
1583 * config/rs6000/aix.opt: New.
1584 * config/rs6000/aix41.opt: New.
1585 * config/rs6000/aix64.opt: New.
1586 * config/rs6000/darwin.opt: New.
1587 * config/rs6000/linux64.opt: New.
1588 * config/rs6000/rs6000.opt: New.
1589 * config/rs6000/sysv4.opt: New.
1591 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
1592 associated TARGET_*. Remove SUBTARGET_OPTIONS,
1594 Define TARGET_USES_SYSV4_OPT.
1595 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
1596 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
1597 TARGET_USES_AIX64_OPT.
1598 * config/rs6000/aix51.h: Same.
1599 * config/rs6000/aix52.h: Same.
1600 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
1601 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
1602 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
1603 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
1604 * config/rs6000/linux64.h: Use
1605 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
1607 * config/rs6000/rs6000.c: Remove definitions of
1608 rs6000_sched_restricted_insns_priority,
1609 rs6000_long_double_size_string, rs6000_altivec_vrsave,
1610 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
1611 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1612 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
1613 rs6000_alignment_string. Define rs6000_explicit_options.
1614 (rs6000_parse_abi_options): Remove.
1615 (rs6000_parse_alignment_option): Remove.
1616 (rs6000_parse_float_gprs_option): Remove.
1617 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
1618 TARGET_DEFAULT_TARGET_FLAGS.
1619 (rs6000_override_options): Revamp to use new .opt machinery.
1621 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
1622 of new .opt machinery. Remove target_flags. Redefine
1623 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
1624 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
1625 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1626 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
1627 rs6000_longcall_switch, rs6000_default_long_calls,
1628 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
1629 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
1630 TARGET_ALTIVEC_VRSAVE.
1632 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
1634 * config.gcc (hppa1.1-*-rtems*): Remove.
1635 * config/pa/rtems.h: Remove.
1637 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
1639 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
1640 Exclude roe/603e multilib variants.
1642 2005-05-04 Denis Chertykov <denisc@overta.ru>
1645 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
1648 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
1650 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
1651 arm/pe.opt to $extra_options.
1652 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
1653 (target_float_abi_name, target_float_switch, target_abi_name)
1654 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
1655 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
1656 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
1657 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
1658 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
1659 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
1660 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
1661 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
1662 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
1663 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
1664 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
1665 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
1666 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
1667 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
1668 (arm_pic_register_string): Delete.
1669 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
1671 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
1672 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
1673 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
1674 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
1675 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
1676 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
1677 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
1678 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
1679 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
1680 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
1681 (SUBTARGET_SWITCHES): Delete.
1682 * config/arm/arm.c (target_float_switch): Delete.
1683 (arm_cpu_select): Moved from config/arm/arm.h.
1684 (target_fpu_name, target_fpe_name, target_float_abi_name)
1685 (target_abi_name, structure_size_string, arm_pic_register_string)
1686 (arm_select): Make static.
1687 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1688 (arm_handle_option): New function.
1689 (arm_override_options): Update target_flags checks for new mask names.
1690 Remove target_float_switch code.
1691 (arm_expand_prologue, thumb_expand_prologue): Check
1692 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
1693 * config/arm/arm.opt, config/arm/pe.opt: New files.
1695 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
1697 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
1698 gcc_unreachable as appropriate.
1699 (arc_double_limm_p, arc_setup_incoming_varargs,
1700 arc_compute_function_type, arc_output_function_prologue,
1701 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
1702 output_shift, arc_print_operand, arc_print_operand_address,
1703 arc_final_prescan_insn): Likewise.
1704 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1706 2005-05-04 Geoffrey Keating <geoffk@apple.com>
1708 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
1713 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
1714 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
1715 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
1716 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
1717 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
1718 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
1719 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
1720 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
1722 2005-05-05 Paul Brook <paul@codesourcery.com>
1724 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
1725 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
1726 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
1727 and tree-data-ref.h with *_H variables.
1729 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
1731 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
1733 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
1735 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
1737 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
1739 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
1741 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
1743 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
1744 setting of vrsave register for current function after
1745 call to save_world is emitted.
1747 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
1749 * config/mmix/predicates.md: New file.
1750 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
1751 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
1752 (mmix_foldable_comparison_operator, mmix_comparison_operator)
1753 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
1754 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1756 * config/mmix/mmix.md: Include predicates.md.
1757 ("call", "call_value"): Force address to register if it isn't a
1758 mmix_symbolic_or_address_operand.
1760 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
1762 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
1763 the flags are of appropriate types.
1764 (num_ssa_operands): Generalize using the generic interface.
1765 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
1768 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
1770 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
1771 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
1773 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1775 * tree-outof-ssa.c (edge_leader, stmt_list,
1776 analyze_edges_for_bb): Use VEC instead of VARRAY.
1777 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
1778 (perform_edge_inserts): Call init_analayze_edges_for_bb and
1779 fini_analayze_edges_for_bb.
1781 2005-05-04 James E Wilson <wilson@specifixinc.com>
1784 * gcc.c (process_command): In the second argv scan loop, ignore
1785 Xassembler and Xpreprocessor, along with their argument.
1787 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1789 * tree-flow-inline.h, tree-ssa-operands.c,
1790 tree-ssa-operands.h, tree-ssa-opfinalize.h:
1791 Likewise. tree-vn.c: Fix comment typos.
1792 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
1794 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
1796 * doc/tm.texi (Target Hooks): Document
1797 TARGET_RESOLVE_OVERLOADED_BUILTIN.
1799 2005-05-04 Paul Brook <paul@codesourcery.com>
1801 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
1803 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1805 * dwarf2out.c (incomplete_types, retry_incomplete_types,
1806 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
1809 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
1810 get_expansion, expand_var_during_unrolling,
1811 insert_var_expansion_initialization,
1812 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
1815 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
1818 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
1821 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
1822 the same as INTEGER_TYPE.
1823 (fold_binary): Fold "bool_var != 0" to bool_var.
1824 Fold "bool_var == 1" to bool_var.
1826 2004-05-03 Richard Henderson <rth@redhat.com>
1829 * function.c (instantiate_virtual_regs_in_insn): Use the mode
1830 from recog_data instead of insn_data.
1832 2005-05-03 DJ Delorie <dj@redhat.com>
1834 * common.opt (fdiagnostics-show-option): No variable is needed.
1835 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
1836 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
1837 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
1838 Save and restore original message format. Use flag in context
1840 (warning): Don't test for enabled warnings here.
1841 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
1844 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
1846 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
1847 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
1848 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
1849 * aclocal.m4: Don't include accross.m4.
1850 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
1851 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
1852 * configure, config.in: Regenerate.
1854 2005-05-04 Jakub Jelinek <jakub@redhat.com>
1857 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
1858 (clear_storage): Add argument.
1859 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
1860 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
1862 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
1863 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
1864 (store_expr, store_constructor): Adjust callers.
1865 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
1866 to emit_block_move if CALL_EXPR_TAILCALL (exp).
1867 (expand_builtin_memmove): Add ORIG_EXP argument, copy
1868 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
1869 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
1870 with EXP. Pass EXP to expand_builtin_memmove.
1871 (expand_builtin_memset): Add ORIG_EXP argument, pass
1872 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
1873 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
1874 Pass EXP to expand_builtin_memset.
1875 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
1877 (expand_builtin_strncmp): Likewise.
1878 (expand_builtin_printf): Replace ARGLIST argument with EXP.
1879 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
1880 (expand_builtin_fprintf): Likewise.
1881 (expand_builtin): Adjust calls to
1882 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
1884 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
1887 PR rtl-optimization/21239
1888 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
1890 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1892 * tree-flow.h (tree_ann_common_d): Move aux to ...
1893 (stmt_ann_d): ... here.
1894 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1895 move_computations_stmt, schedule_sm): Update references to
1897 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1899 * tree-cfg.c (remove_bb): Remove a redundant call to
1901 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
1904 2005-05-03 Richard Henderson <rth@redhat.com>
1906 * config/rs6000/rs6000.c: Remove conflict markers.
1908 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
1910 2005-05-03 James E Wilson <wilson@specifixinc.com>
1912 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
1914 2005-05-03 DJ Delorie <dj@redhat.com>
1916 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
1917 decide if the warning will be printed.
1918 * calls.c (expand_call): Likewise.
1919 * function.c (init-function_start): Likewise.
1921 * common.opt (-fdiagnostics-show-option): New.
1922 * opts.c (option_enabled): Accept the option index instead of a
1923 pointer to the option descriptor.
1924 * opts.h (option_enabled): Likewise.
1925 * toplev.c (print_switch_values): Pass option index, not option
1927 * diagnostic.h (diagnostic_info): Add option_index.
1928 * diagnostic.c: Include opts.h.
1929 (diagnostic_set_info): Initialize option_index.
1930 (diagnostic_report_diagnostic): Amend option name if appropriate.
1931 (warning): Check to see if the specified warning is enabled.
1933 * doc/invoke.texi (-fdiagnostics-show-options): Document.
1935 2005-05-03 Richard Henderson <rth@redhat.com>
1937 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
1938 SPEC_OR_GEN_REGS definitions.
1940 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
1943 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
1944 for unavailable registers.
1946 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1948 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
1950 * cfglayout.c (block_locators_blocks,
1951 insn_locators_initialize, insn_scope): Use VEC instead of
1954 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
1955 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
1958 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1960 * config/sparc/predicates.md (const_compl_high_operand): New.
1961 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
1963 (sparc_emit_set_const64_quick1): Adjust for above change.
1964 (sparc_emit_set_const64_quick2): Likewise.
1965 (sparc_emit_set_const64_longway): Likewise.
1966 (sparc_emit_set_const64): Likewise.
1967 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
1968 movdi_const64_special): Delete.
1969 (logical constant splitters): Use const_compl_high_operand.
1971 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
1973 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
1974 rather than STRIP_NOPS.
1976 2005-05-03 Jakub Jelinek <jakub@redhat.com>
1978 PR rtl-optimization/21330
1979 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
1981 (unswitch_single_loop): Clear cinsn when retrying.
1984 * config/i386/i386.c (legitimize_address): When canonicalizing
1985 ASHIFT into MULT, multiply by 1 << shift_count instead of
1986 1 << log2 (shift_count).
1988 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
1990 * lambda-code.c (gcc_loop_to_lambda_loop,
1991 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
1992 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
1993 generic operand interface.
1994 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
1995 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
1996 generic operand interface.
1997 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
1998 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
1999 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
2000 num_imm_uses): Use ssa_use_operand_t.
2001 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
2002 get_v_must_def_ops): Delete.
2003 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
2004 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
2005 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
2006 get_v_must_def_kill_ptr): Delete.
2007 (delink_stmt_imm_use): Move and use new operand interface.
2008 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
2009 op_iter_next_tree): Use new operand implementation.
2010 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
2011 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
2013 (op_iter_next_mustdef, op_iter_next_maydef,
2014 op_iter_next_must_and_may_def): Delete. Replace with...
2015 (op_iter_next_maymustdef): New. Combine must and may next operations.
2016 (op_iter_init_maydef, op_iter_init_mustdef,
2017 op_iter_init_must_and_may_def): Use new interface.
2018 (single_ssa_tree_operand ): New. Process single operands only as trees.
2019 (single_ssa_use_operand): New. Process single operands only as uses.
2020 (single_ssa_def_operand): New. Process single operands only as defs.
2021 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
2023 (num_ssa_operands): New. Count the number of specified operands.
2024 (compare_ssa_operands_equal): New. Compare two statements' operands.
2025 (single_phi_def): New. Return true if PHI has one def of the specified
2027 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
2028 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
2029 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
2030 (struct stmt_ann_d): Operands field no longer require GTY().
2031 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
2032 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
2033 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
2034 dump_replaceable_exprs, rewrite_trees): Use generic interface.
2035 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
2036 Use use_operand_p instead of ssa_imm_use_t *.
2037 * tree-pretty-print.c (dump_vops): check if operands are active before
2038 dumping virtual operands.
2039 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
2040 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
2041 (ccp_fold): Use new interface.
2042 (ccp_visit_stmt): Remove unused variables and code.
2043 (convert_to_gimple_builtin): Insert statements before calling
2044 mark_new_vars_to_rename.
2045 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
2046 (copy_prop_visit_cond_stmt): Use generic interface.
2047 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
2048 annotation in table.
2049 (thread_across_edge): Use generic interface.
2050 (initialize_hash_element): Initialzie with stmt, not annotation.
2051 (eliminate_redundant_computations): Use generic interface.
2052 (record_equivalences_from_stmt): Pass stmt, not annotation.
2053 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
2055 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
2056 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
2057 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
2058 generic operand interface.
2059 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
2061 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
2063 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
2064 (build_defs, build_uses, build_v_may_defs, build_vuses,
2065 build_v_must_defs): Change type to struct opbuild_list_d.
2066 (ops_active): New. Operands active boolean.
2067 (operand_memory, operand_memory_index): New. Operand memory managers.
2068 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
2069 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
2070 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
2071 Change from functions to static variable list heads.
2072 (opbuild_initialize_virtual): New. Initialize a virtual build list.
2073 (opbuild_initialize_real): New. Initialize a virtual build list.
2074 (opbuild_free): New. Free a build list.
2075 (opbuild_num_elems): New. Number of items in a list.
2076 (opbuild_append_real): New. Add a real (tree *) operand.
2077 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
2078 (opbuild_first): New. Return first element index in a list.
2079 (opbuild_next): New. Return next element in a list.
2080 (opbuild_elem_real): New. Return real element.
2081 (opbuild_elem_virtual): New. Return virtual element.
2082 (opbuild_elem_uid): New. Return UID of virtual element.
2083 (opbuild_clear): New. Reset an operand list.
2084 (opbuild_remove_elem): New. Remove an element form a list.
2085 (ssa_operands_active): New. Return true if operand cache is active.
2086 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
2087 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
2088 (correct_use_link): Use use_operand_p.
2089 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
2090 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
2091 (cleanup_v_may_defs): Use new implmentation.
2092 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
2094 (append_def, append_use, append_v_may_def, append_vuse,
2095 append_v_must_def): Call opbuild_append routine instead of using varray.
2096 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
2097 global parse_old_ops variable.
2098 (free_ssa_operands): New implementation.
2099 (update_stmt_operands): Move. Change argument to build_ssa_operands.
2100 (copy_virtual_operands): Move. New generic implementation.
2101 (create_ssa_artficial_load_stmt): Move. New implementation.
2102 (swap_tree_operands): Update for new implementation.
2103 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
2104 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
2105 rather than a varray.
2106 (verify_imm_links): Use use_operand_p.
2107 (dump_immediate_uses_for): If the immediate use variable is a virtual
2108 variable, show the virtual ops in the stmt.
2109 * tree-ssa-operands.h (def_operand_p): No longer a structure.
2110 (NULL_DEF_OPERAND_P): Now a #define.
2111 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
2112 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
2113 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
2114 mustdef_optype_d): New. Use Linked list representation.
2115 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
2116 (struct ssa_operand_memory_d): New. Allocated Chunk node.
2117 (struct stmt_operands_d): Change to new pointers that are not GTY.
2118 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
2119 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
2120 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
2121 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
2122 SET_V_MUST_DEF_KILL): Delete.
2123 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
2124 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
2125 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
2126 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
2127 (enum ssa_op_iter_type): Operand iterator typechecking values.
2128 (struct ssa_operand_iterator_d): Use linked lists of operands.
2129 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
2130 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
2131 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
2132 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
2133 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
2134 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
2135 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
2136 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
2137 * tree-ssa-opfinalize.h: New. Function templates for expansion.
2138 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
2139 alloc_vuse, and alloc_mustdef.
2140 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
2141 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
2142 and finalize_ssa_v_must_def_ops.
2143 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
2144 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
2146 (compute_avail): Use generic iterator interface.
2147 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
2148 (stmt_makes_single_load, stmt_makes_single_store): Use
2150 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
2151 (statement_sink_location): Use generic interface.
2152 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
2153 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
2154 reset the immediate use link nodes.
2155 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
2156 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
2157 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
2158 (eliminate_tail_call): Use generic operand interface.
2159 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
2160 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
2162 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
2164 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
2165 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
2167 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
2168 Use statement pointer instead of vuse_optype. Use generic interface.
2169 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
2170 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
2171 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
2172 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
2173 * doc/tree-ssa.texi: Update documentation for operand interface.
2175 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
2177 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
2178 gcc_unreachable as appropriate.
2179 (machopic_function_base_name, machopic_indirect_data_reference,
2180 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
2181 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
2182 * config/rs6000/altivec.md (*mov<mode>_internal,
2183 build_vector_mask_for_load): Likewise.
2184 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
2185 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
2186 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
2187 * config/rs6000/predicates.md (easy_fp_constant,
2188 logical_operand): Likewise.
2189 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
2190 compute_save_world_info, rs6000_emit_prologue,
2191 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
2192 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
2195 2005-05-03 Uros Bizjak <uros@kss-loka.si>
2198 * convert.c (convert_to_integer): Convert ceil and floor in
2201 2005-04-29 Geoffrey Keating <geoffk@apple.com>
2204 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
2205 define_insn_and_split. Split only when memory operand is
2206 offsettable. Use adjust_address rather than plus_constant.
2207 (floatunssidf2_internal): Likewise.
2208 (fix_truncdfsi2_internal): Split only when memory operand is
2209 offsettable. Use adjust_address rather than plus_constant.
2210 (fix_trunctfsi2_internal): Likewise.
2211 (floatsidf2_internal): Likewise.
2213 2005-05-02 Diego Novillo <dnovillo@redhat.com>
2215 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
2216 (set_value_range_to_null): Likewise.
2217 (set_value_range_to_varying): New function. Use it in all
2218 call sites that used to call set_value_range (vr, VR_VARYING, ...).
2219 (extract_range_from_assert): If the integral type has a
2220 super-type, and LIMIT is not within MIN and MAX values of that
2221 type, set the resulting range to VR_VARYING.
2223 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
2225 * config/mmix/mmix.opt: New file.
2226 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
2227 (mmix_cc1_ignored_option): Don't declare.
2228 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
2229 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
2230 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
2231 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
2232 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
2233 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
2234 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
2235 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
2237 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
2238 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
2239 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2241 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
2244 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
2245 * c-decl.c (current_function_prototype_built_in,
2246 current_function_prototype_arg_types): New.
2247 (merge_decls): Keep source location of prototype followed by
2248 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
2249 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
2250 (start_function): Always set current_function_prototype_locus,
2251 current_function_prototype_built_in and
2252 current_function_prototype_arg_types. Check for external
2253 prototype whether or not visible for external function and set
2254 current_function_prototype_arg_types accordingly.
2255 (store_parm_decls_oldstyle): Use
2256 current_function_prototype_arg_types for checking old-style
2257 definition against prototype. Give warnings only if
2258 current_function_prototype_built_in).
2260 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
2262 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
2263 (ggc_alloc_zone_stat): Don't define.
2264 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
2265 ggc_alloc_zone_pass_stat.
2266 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
2267 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
2268 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
2270 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
2272 * calls.c (expand_call): Handle current_function_pretend_args_size
2273 when checking for sibcalls.
2275 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2277 PR tree-optimization/21294
2278 * tree-vrp.c (vrp_expr_computes_nonzero): New.
2279 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
2281 2005-05-02 Janis Johnson <janis187@us.ibm.com>
2284 * gcov-io.h: Declare gcov external functions hidden.
2286 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2288 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
2289 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
2290 Use VEC instead of VARRAY.
2293 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
2296 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
2298 * c-common.c (resolve_overloaded_builtin): Forward to target
2299 hook for BUILT_IN_MD built-ins.
2300 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
2301 for all types of built-in.
2302 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
2303 in the definition of the target hooks struct.
2304 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
2305 * config/rs6000/altivec.h: Rewritten.
2306 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
2307 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
2308 rs6000_builtin_type, rs6000_builtin_type_compatible,
2309 altivec_overloaded_builtins, rs6000_builtin_type,
2310 rs6000_builtin_type_compatible): New.
2311 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
2313 (def_builtin): Turn into a function. Check for duplicates and store
2314 the builtin into rs6000_builtin_decls.
2315 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
2316 bdesc_1arg): Add overloaded builtins.
2317 (altivec_expand_builtin): Check for unresolved overloaded builtins,
2318 do not support ALTIVEC_COMPILETIME_ERROR.
2319 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
2320 nodes to represent front-end types.
2321 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
2322 with opaque arguments and/or return values.
2323 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
2324 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
2325 (rs6000_builtin_type_index): New.
2326 (is_ev64_opaque_type): Rename to...
2327 (rs6000_is_opaque_type): ... this.
2328 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
2331 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2333 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
2336 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
2337 Bernd Schmidt <bernd.schmidt@analog.com>
2339 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
2340 print_address_operand, print_operand, legitimize_pic_address,
2341 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
2342 output_pop_multiple): Use gcc_assert or gcc_unreachable as
2344 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
2346 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
2348 * doc/passes.texi: Document vectorization pass.
2350 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2352 * tree-scalar-evolution.c (get_exit_conditions_rec,
2353 select_loops_exit_conditions,
2354 number_of_iterations_for_all_loops,
2355 analyze_scalar_evolution_for_all_loop_phi_nodes,
2356 scev_analysis): Use VEC instead of VARRAY.
2358 2005-05-02 Michael Matz <matz@suse.de>
2361 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
2362 (warn_strict_null_sentinel): Define.
2363 (check_function_sentinel): Check for null_node as valid sentinel too.
2364 * c-common.h (c_tree_index): Added CTI_NULL.
2365 (null_node) Define global_tree[CTI_NULL].
2366 (warn_strict_null_sentinel): Declare.
2367 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
2368 * c.opt: (Wstrict-null-sentinel): New C++ option.
2369 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
2371 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
2373 * gimplify.c (gimplify_compound_lval): Use VEC instead of
2376 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
2378 * dwarf2out.c (decl_scope_table, push_decl_scope,
2379 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
2382 2005-05-01 Mark Mitchell <mark@codesourcery.com>
2385 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
2387 * doc/cpp.texi (__DEPRECATED): Document.
2388 (__EXCEPTIONS): Likewise.
2389 (__GXX_WEAK__): Likewise.
2391 * function.c (INVOKE__main): Do not define.
2392 (expand_main_function): Check HAS_INIT_SECTION when determining
2393 whether or not to call __main.
2395 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
2397 * tree-ssa-loop-ivopts.c: Fix a comment typo.
2399 2005-01-05 Paul Brook <paul@codesourcery.com>
2401 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
2402 (INITIALIZE_TRAMPOLINE): Use it.
2403 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
2404 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
2405 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
2407 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
2409 * doc/install.texi (Specific): Omit dots in the @anchors names
2410 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
2411 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
2413 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
2415 PR tree-optimization/18316
2416 PR tree-optimization/19126
2417 * tree.c (build_int_cst_type): Avoid shift by size of type.
2418 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
2420 * tree-scalar-evolution.h (simple_iv): Declaration changed.
2421 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
2423 (dump_cand): Dump depends_on information.
2424 (determine_biv_step): Add argument to simple_iv call.
2425 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
2426 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
2428 (add_candidate_1): Record depends_on for candidates.
2429 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
2430 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
2431 Handle ivs with nonconstant step.
2432 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
2433 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
2434 (create_new_iv): Unshare the step before passing it to create_iv.
2435 (free_loop_data): Free cand->depends_on.
2436 (build_addr_strip_iref): New function.
2437 (find_interesting_uses_address): Use build_addr_strip_iref.
2438 (strip_offset_1): Split the recursive part from strip_offset.
2439 Strip constant offset component_refs and array_refs.
2440 (strip_offset): Split the recursive part to strip_offset_1.
2441 (add_address_candidates): Removed.
2442 (add_derived_ivs_candidates): Do not use add_address_candidates.
2443 (add_iv_value_candidates): Add candidates with stripped constant
2444 offset. Consider all candidates with initial value 0 important.
2445 (struct affine_tree_combination): New.
2446 (aff_combination_const, aff_combination_elt, aff_combination_scale,
2447 aff_combination_add_elt, aff_combination_add,
2448 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
2449 fold_affine_sum): New functions.
2450 (get_computation_at): Use fold_affine_sum.
2451 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
2452 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
2455 2005-04-30 Michael Matz <matz@suse.de>
2457 * config/i386/i386.md (movmemsi): Also active when
2458 TARGET_INLINE_ALL_STRINGOPS.
2460 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
2463 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
2465 2005-04-30 Paul Brook <paul@codesourcery.com>
2467 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
2469 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
2470 * config/arm/ieee754-sf.S: Ditto.
2471 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
2472 (FUNC_ALIAS): Use .thumb_set for thumb routines.
2474 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
2476 * tree-ssanames.c: Fix a comment typo.
2477 * doc/options.texi: Fix a typo.
2479 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
2481 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
2482 gcc_unreachable as appropriate.
2483 (split_adds_subs, cond_string, print_operand,
2484 h8300_initial_elimination_offset, h8300_classify_operand,
2485 h8300_unary_length, h8300_short_immediate_length,
2486 h8300_bitfield_length, h8300_binary_length,
2487 h8300_insn_length_from_table, compute_mov_length, output_plussi,
2488 compute_plussi_length, compute_plussi_cc, output_logical_op,
2489 compute_logical_op_length, compute_logical_op_cc,
2490 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
2491 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
2492 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
2493 h8300_regs_ok_for_stm): Likewise.
2494 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
2495 monitor_prologue): Likewise.
2497 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
2499 * loop-invariant.c (invariants, create_new_invariant,
2500 get_inv_cost, best_gain_for_invariant,
2501 find_invariants_to_move, move_invariants,
2502 init_inv_motion_data, free_inv_motion_data): Use VEC instead
2505 2005-04-29 Richard Henderson <rth@redhat.com>
2507 * function.c (instantiate_decls): Remove valid_only argument.
2508 (instantiate_decls_1, instantiate_decl): Likewise.
2509 (instantiate_virtual_regs_1): Delete.
2510 (instantiate_virtual_regs_lossage): Delete.
2511 (instantiate_virtual_regs_in_rtx): New.
2512 (safe_insn_predicate): New.
2513 (instantiate_virtual_regs_in_insn): New.
2514 (instantiate_virtual_regs): Update to match all that. Only run
2515 instantiate_decls once.
2517 2005-04-29 Richard Henderson <rth@redhat.com>
2518 Daniel Jacobowitz <dan@codesourcery.com>
2520 * gengtype.c (write_func_for_structure): Split out ...
2521 (output_type_enum): ... new function. Fix thinko accessing
2522 TYPE_PARAM_STRUCT data.
2524 2005-04-29 Tom Tromey <tromey@redhat.com>
2526 * tree.c (build_block): Removed unused 'tags' argument.
2527 * tree.h (build_block): Removed argument.
2529 2005-04-29 Michael Matz <matz@suse.de>
2531 PR rtl-optimization/21144
2532 * postreload.c (reload_cse_move2add): Check for VOIDmode.
2534 2005-04-29 Bob Wilson <bob.wilson@acm.org>
2536 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
2537 flag_reorder_blocks.
2539 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2541 PR tree-optimization/21030
2542 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
2543 ranges where VR->MAX is smaller than VR->MIN.
2545 2005-04-29 Devang Patel <dpatel@apple.com>
2547 PR tree-optimization/21272
2548 PR tree-optimization/21266
2549 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
2551 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
2553 * tree-flow-inline.h: Fix a comment typo.
2554 * doc/tree-ssa.texi: Fix a typo.
2556 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
2558 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2560 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
2561 gcc_unreachable as appropriate.
2562 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
2563 fr30_print_operand, fr30_move_double): Likewise.
2564 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
2566 2005-04-29 Mark Mitchell <mark@codesourcery.com>
2568 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
2569 definition has already been provided.
2570 (ARM_EABI_DTORS_SECTION_OP): Likewise.
2571 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
2572 (ARM_EABI_DTORS_SECTION_OP): Likewise.
2574 2005-04-29 Jim Tison <jtison@us.ibm.com>
2576 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
2577 trace hooks calls to improve performance.
2579 2005-04-29 Julian Brown <julian@codesourcery.com>
2580 Mark Mitchell <mark@codesourcery.com>
2581 Paul Brook <paul@codesourcery.com>
2583 * crtstuff.c: Handle targets that use .init_array.
2584 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
2585 that INVOKE__main is set correctly.
2586 (expand_main_function): Test INVOKE__main.
2587 * libgcc2.c: Do not define __main when using .init_array.
2588 * config/arm/arm.c (arm_elf_asm_constructor): New function.
2589 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
2591 (DTORS_SECTION_ASM_OP): Likewise.
2592 (CTOR_LIST_BEGIN): Define specially when in libgcc.
2593 (CTOR_LIST_END): Likewise.
2594 (DTOR_LIST_BEGIN): Likewise.
2595 (DTOR_LIST_END): Likewise.
2596 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
2597 (FINI_SECTION_ASM_OP): Likewise.
2598 (INIT_ARRAY_SECTION_ASM_OP): Define.
2599 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
2600 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
2601 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
2602 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
2603 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
2605 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2607 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
2608 gcc_assert and gcc_unreachable as appropriate.
2609 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
2610 const_int_cost, output_move_const_into_data_reg,
2611 output_move_qimode, output_move_double, find_addr_reg,
2612 print_operand, print_operand_address): Likewise.
2613 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
2614 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
2615 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
2616 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
2617 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
2618 conditional_trap): Likewise.
2619 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
2621 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2623 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
2624 gcc_unreachable as appropriate.
2625 (gen_conditional_move, xtensa_split_operand_pair,
2626 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
2627 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
2628 xtensa_copy_incoming_a7, xtensa_output_literal,
2629 xtensa_output_literal, xtensa_output_literal): Likewise.
2630 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
2631 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
2632 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
2633 movsicc_internal1, movsfcc_internal0,
2634 movsfcc_internal1): Likewise.
2636 2005-04-28 James E Wilson <wilson@specifixinc.com>
2638 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
2639 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
2641 2005-04-28 DJ Delorie <dj@redhat.com>
2643 * opt-functions.awk (var_set): Emit proper initializer for
2644 non-target bitfields.
2646 2005-04-28 Devang Patel <dpatel@apple.com>
2648 * dbxout.c (have_used_extensions): Remove.
2649 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
2650 have_used_extensions.
2652 2005-04-28 James E Wilson <wilson@specifixinc.com>
2654 * doc/install.texi: Update -enable-languages info. Correct path to
2657 2005-04-28 DJ Delorie <dj@redhat.com>
2659 * optc-gen.awk (END): Make sure no variable is defined more
2661 * opth-gen.awk (END): Allocate bits on a per-variable basis.
2662 Allow for bitfield variables other than target_flags.
2663 * doc/options.text (Mask): Document that you may specify a
2664 variable other than target_flags.
2666 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
2668 PR rtl-optimization/18877
2669 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
2670 number in val.start.
2672 2005-04-28 David Edelsohn <edelsohn@gnu.org>
2675 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
2677 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2678 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2679 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
2681 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
2683 * arm.c (legitimize_pic_address): Fix sense of assertion test for
2684 creating pseudos when the base offset is too large.
2686 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2688 * global.c (earlyclobber_regclass): Change the type to
2690 (check_earlyclobber): Update uses of earlyclobber_regclass.
2691 (mark_reg_use_for_earlyclobber): Likewise.
2692 (calculate_local_reg_bb_info): Allocate and free
2693 earlyclobber_regclass using the VEC API.
2695 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
2697 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
2700 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2702 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
2705 * config.gcc: Obsolete c4x-* and tic4x-*.
2707 * tree.h (edge_def): Remove.
2709 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
2710 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
2711 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
2712 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
2715 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
2716 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
2717 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
2718 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
2719 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
2720 machmode.def, mips-tfile.c, params.c, pretty-print.c,
2721 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
2722 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
2723 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
2724 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
2725 config/i386/cygming.h, config/i386/djgpp.h,
2726 config/i386/lynx.h, config/i386/netware.c,
2727 config/i386/winnt.c, config/ia64/ia64-c.c,
2728 config/iq2000/iq2000.c, config/m32r/little.h,
2729 config/m68k/m68k-protos.h, config/m68k/m68k.h,
2730 config/m68k/m68k.md, config/mcore/mcore.c,
2731 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
2732 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
2733 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
2734 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
2735 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
2736 config/pdp11/pdp11.h, config/rs6000/darwin.h,
2737 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
2738 config/s390/2064.md, config/s390/2084.md,
2739 config/s390/s390-modes.def, config/s390/s390-protos.h,
2740 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
2741 config/stormy16/stormy16.c, config/vax/vax-protos.h,
2742 config/vax/vax.c, config/vax/vax.h,
2743 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
2746 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
2748 * c-typeck.c (build_compound_expr): Correct logic in last change.
2750 2005-04-27 James E. Wilson <wilson@specifixinc.com>
2752 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
2753 parameters. Replace conditional move code with assert checking for
2754 ar.lc. Delete obsolete comments.
2755 (set_src_needs_barrier): Delete cond parameter, and code using it.
2756 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
2757 assert checking for PR_REGS. Fix calls to update_set_flags and
2758 set_src_needs_barrier.
2759 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
2760 callers. Rewrite explanatory comment before the function.
2761 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
2764 2005-04-27 Mike Stump <mrs@apple.com>
2766 * doc/cpp.texi: gcc now implements universal character names.
2768 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2771 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
2772 being a compound expression whose right-hand side is cast to void.
2774 2005-04-27 Caroline Tice <ctice@apple.com>
2776 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2777 Remove targetm.have_named_sections test.
2778 (fix_edges_for_rarely_executed_code): Likewise.
2779 (insert_section_boundary_note): Likewise.
2780 (reorder_basic_blocks): Check partitioning flag before calling
2781 verify_hot_cold_block_grouping.
2782 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2783 the function struct rather than global variables.
2784 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2785 (COLD_END_LABEL): Likewise
2786 (cold_text_section_label): New static global variable.
2787 (cold_end_label): Likewise.
2788 (dwarf2out_switch_text_section): Get hot/cold section labels from
2789 the function struct rather than global variables; test to make sure
2791 (output_aranges): Use cold_text_section_label and cold_end_label;
2792 check partitioning flag before putting out delta.
2793 (output_ranges): Remove incorrect code attempting to use
2795 (output_line_info): Get cold section label from function struct; test
2796 to make sure cfun is defined.
2797 (add_location_or_const_value_attribute): Likewise.
2798 (dwarf2out_var_location): Likewise.
2799 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2800 write out cold_text_section_label if partition flag is set.
2801 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2802 * function.h (struct function): Add new fields to point to hot/cold
2803 section labels: hot_section_label, cold_section_label,
2804 hot_section_end_label and cold_section_end_label; also add new field
2805 for cold text section name, unlikely_text_section_name.
2806 * opts.c (decode_options): Turn off partitioning flag if
2807 !targetm.have_named_sections.
2808 * output.h (hot_section_label): Remove.
2809 (hot_section_end_label): Remove.
2810 (cold_section_end_label): Remove.
2811 (unlikely_section_label): Remove.
2812 (unlikely_text_section_name): Remove.
2813 * passes.c (rest_of_handle_final): Remove extra blank line.
2814 * varasm.c (unlikely_section_label): Remove.
2815 (hot_section_label): Remove.
2816 (hot_section_end_label): Remove.
2817 (cold_section_end_label): Remove.
2818 (unlikely_text_section_name): Remove.
2819 (initialize_cold_section_name): Modify to call
2820 targetm.strip_name_encoding; to store cold section name in current
2821 function struct, if it exists; and to only use the decl_section_name
2822 if flag_named_sections is true.
2823 (unlikely_text_section): Modify to get section name out of current
2824 function struct, if there is one; otherwise build it from
2825 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2826 (in_unlikely_text_section): Likewise.
2827 (named_section): Modify to get/put cold section name in current function
2828 struct, if there is one.
2829 (function_section): Change 'bool unlikely' to 'int reloc'; check
2830 targetm.have_named_sections before calling named_section.
2831 (current_function_section): Likewise.
2832 (assemble_start_function): Modify to get/put unlikely_text_section_name
2833 in current function struct; modify to get hot/cold section labels
2834 from function struct; initialize labels using
2835 ASM_GENERATE_INTERNAL_LABEL;
2836 test partitioning flag before writing out hot section label.
2837 (assemble_end_function): Test partitioning flag before writing out
2838 hot/cold section labels.
2839 (default_section_type_flags_1): Get cold text section name from
2840 function struct if there is one; Set flags correctly for
2841 cold text section if there is not a current function struct.
2843 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2845 * tree-ssa-propagate.c (set_rhs): Revert last change.
2847 2005-04-27 Steve Ellcey <sje@cup.hp.com>
2849 * explow.c (convert_memory_address): Add gcc_assert.
2851 2005-04-27 Mark Mitchell <mark@codesourcery.com>
2853 * configure.ac: Check for ld --sysroot support.
2854 * gcc.c: Document %R specifier for specs.
2855 (SYSROOT_SPEC): New macro.
2856 (sysroot_spec): New variable.
2857 (static_specs): Add sysroot_spec.
2858 (main): Pass the sysroot spec to the linker if appropriate.
2859 * configure: Regenerated.
2860 * config.in: Likewise.
2862 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2864 * fold-const.c (fold_binary): Use build_fold_addr_expr
2865 for address calculation and INDIRECT_REF handling.
2867 2005-04-27 Andrew Haley <aph@redhat.com>
2869 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
2871 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2873 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
2874 pointer when thumb backtracing is on.
2876 * config/fp-bit.c (abort): Revert change.
2878 2005-04-27 Ian Lance Taylor <ian@airs.com>
2880 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
2882 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2884 * tree-ssa-dce.c: Fix a comment typo.
2886 2005-04-27 David S. Miller <davem@davemloft.net>
2888 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
2889 Kill setjmpless_size. current_function_calls_setjmp is completely
2890 computed when we are called, so just use the optimized size value
2891 instead of using REG_SAVE_AREA notes.
2892 (optimize_save_area_alloca): Delete....
2893 * rtl.h (optimize_save_area_alloca): Likewise...
2894 * passes.c (rest_of_compilation): and don't call it any more.
2895 * reg-notes.def (SAVE_AREA): Delete.
2897 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2899 * config/fp-bit.c (abort): Add noreturn attribute.
2901 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
2902 gcc_unreachable as appropriate.
2903 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
2904 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
2905 ASM_OUTPUT_REG_POP): Likewise.
2907 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
2909 * tree-complex.c (expand_vector_operations_1): Do not build
2910 VIEW_CONVERT_EXPR's for the lhs.
2912 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2914 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
2915 unnecessary noncanonical RTL handling.
2916 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
2917 gcc_assert and gcc_unreachable.
2919 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
2920 gcc_unreachable as appropriate.
2921 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
2922 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
2923 use_return_insn, const_ok_for_op, arm_gen_constant,
2924 arm_canonicalize_comparison, legitimize_pic_address,
2925 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
2926 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
2927 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
2928 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
2929 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
2930 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
2931 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
2932 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
2933 output_call, output_mov_long_double_fpa_from_arm,
2934 output_mov_long_double_arm_from_fpa,
2935 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
2936 output_move_double, arithmetic_instr, shift_op, int_log2,
2937 output_return_instruction, arm_output_function_prologue,
2938 arm_output_epilogue, arm_output_function_epilogue,
2939 emit_multi_reg_push, arm_get_frame_offsets,
2940 arm_compute_initial_elimination_offset, arm_expand_prologue,
2941 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
2942 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
2943 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
2944 thumb_compute_initial_elimination_offset,
2945 thumb_output_function_prologue, thumb_load_double_from_address,
2946 thumb_output_move_mem_multiple, thumb_reload_out_hi,
2947 arm_emit_vector_const, arm_dbx_register_number): Likewise.
2948 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
2949 * config/arm/arm.md (thumb_extendhisi2,
2950 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
2951 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
2952 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
2953 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
2954 * config/arm/cirrus.md (*cirrus_arm_movdi,
2955 *cirrus_movdf_hard_insn): Likewise.
2956 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2958 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2960 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
2961 (num_ssa_names): Use VEC_length.
2962 (ssa_names): Use VEC_index.
2963 * tree-ssanames.c (ssa_names): Change the type to
2965 (init_ssanames, fini_ssa_names, make_ssanames,
2966 release_ssa_name): Update uses of ssa_names.
2968 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
2969 Use fold_buildN instead of fold (buildN (...)).
2971 2005-04-27 Devang Patel <dpatel@apple.com>
2973 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
2975 2005-04-27 Matt Thomas <matt@3am-software.com>
2976 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
2978 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
2979 (vax_output_mi_thunk): Ditto.
2980 (vax_notice_cc_update): Ditto.
2981 (INDEX_REGISTER_P): Add trailing \.
2982 (BASE_REGISTER_P): Add trailing \.
2983 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
2985 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2987 * tree-ssa-propagate.c (set_rhs): Check operand of
2988 ADDR_EXPR for gimpliness, too.
2990 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2992 * tree-ssa-pre.c: Fix a comment typo.
2994 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2996 PR tree-optimization/21171
2997 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
2998 record address uses if the reference is volatile.
3000 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
3002 * tree-complex.c (expand_vector_operation): New, extracted from
3003 expand_vector_operations_1.
3004 (tree_vec_extract): Build a NOP_EXPR.
3005 (expand_vec_parallel): Do not care about returning the correct type.
3006 (expand_vector_operations_1): Call expand_vector_operation.
3007 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
3009 * tree-complex.c (gate_expand_vector_operations): New.
3010 (pass_lower_vector_ssa): Use it.
3011 * tree-optimize.c (init_tree_optimization_passes): Include
3012 pass_lower_vector_ssa.
3013 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
3014 (vectorizable_operation): Use it.
3015 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
3016 integer modes for the vector type.
3018 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
3019 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
3020 Do not cope with UNITS_PER_SIMD_WORD == 0.
3021 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
3022 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
3023 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
3024 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
3025 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3026 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3027 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3029 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
3030 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
3031 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
3033 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
3034 (UNITS_PER_SIMD_WORD): New.
3036 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
3038 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
3039 gcc_unreachable as appropriate.
3040 (ia64_expand_load_address, ia64_expand_tls_address,
3041 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
3042 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
3043 next_scratch_gr_reg, ia64_initial_elimination_offset,
3044 ia64_expand_prologue, ia64_expand_epilogue,
3045 ia64_output_dwarf_dtprel, ia64_print_operand,
3046 ia64_register_move_cost, first_instruction, rws_access_regno,
3047 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
3048 ia64_sched_init, ia64_variable_issue,
3049 ia64_first_cycle_multipass_dfs_lookahead_guard,
3050 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
3051 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
3052 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
3053 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
3054 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
3055 * config/ia64/predicates.md (got_symbolic_operand,
3056 sdata_symbolic_operand): Likewise.
3057 * config/ia64/vect.md (vcondv2sf): Likewise.
3059 2005-04-27 Matt Thomas <matt@3am-software.com>
3061 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
3062 CONSTANT_ADDRESS_P in config/vax/vax.h
3063 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
3064 (INDEX_REGISTER_P): New.
3065 (BASE_REGISTER_P): New.
3066 (indirectable_constant_address_p): New. Adapted from
3067 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
3068 (indirectable_address_p): New. Adapted from
3069 INDIRECTABLE_ADDRESS_P in vax.h.
3070 (nonindexed_address_p): New. Adapted from
3071 GO_IF_NONINDEXED_ADDRESS in vax.h.
3072 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
3073 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
3074 (legitimate_address_p): New. Adapted from
3075 GO_IF_LEGITIMATE_ADDRESS in vax.h.
3076 (vax_mode_dependent_address_p): New. Adapted from
3077 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
3078 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
3079 legitimate_constant_address_p.
3080 (CONSTANT_P): Use legitimate_constant_p.
3081 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
3082 (INDIRECTABLE_ADDRESS_P): Removed.
3083 (GO_IF_NONINDEXED_ADDRESS): Removed.
3084 (INDEX_TEMP_P): Removed.
3085 (GO_IF_REG_PLUS_INDEX): Removed.
3086 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
3087 definitions, depending on whether REG_OK_STRICT is defined.
3088 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
3089 Two definitions, depending on whether REG_OK_STRICT is defined.
3090 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
3092 (legitimate_constant_p): Prototype added.
3093 (legitimate_address_p): Prototype added.
3094 (vax_mode_dependent_address_p): Prototype added.
3096 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
3098 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
3100 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
3103 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
3106 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
3109 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
3110 assertion failures, if __gcc_host_wide_int__ is not properly
3112 (init_dynamic_diag_info): Give errors, not assertion failures, if
3113 location_t, tree or __gcc_host_wide_int__ are not properly
3116 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
3118 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
3119 n_iv_uses, iv_use, n_iv_cands, iv_cand,
3120 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
3121 prepare_decl_rtl, free_loop_data,
3122 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
3125 * tree.h (tree_phi_node): Add a comment about the order of PHI
3128 2005-04-26 Paul Brook <paul@codesourcery.com>
3130 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
3132 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
3134 * config/mips.mips.c (mips_legitimize_tls_address): Use
3137 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
3138 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
3139 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
3141 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
3144 2005-04-26 Jeff Law <law@redhat.com>
3146 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
3147 (op_iter_init_must_and_may_def): Likewise.
3148 (unmodifiable_var_p): Move to a later point in the file.
3149 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
3150 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
3151 (dse_record_phis): Directly check for virtual operands rather than
3152 using need_imm_uses_for.
3153 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
3154 store has multiple V_{MAY,MUST}_DEF operands.
3156 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
3158 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
3161 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
3163 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
3164 call to find_edge outside a loop to go through a PHI chain.
3166 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
3168 PR tree-optimization/17598
3169 * fold-const.c (fold_binary): Fold comparisons of addresses
3170 of COMPONENT_REFs which reference the same field to
3171 comparisons of the addresses of the base objects.
3173 2005-04-26 Julian Brown <julian@codesourcery.com>
3175 * config/arm/arm.c (arm_return_in_msb): New function.
3176 (arm_must_pass_in_stack): New function.
3177 (TARGET_RETURN_IN_MSB): Define target hook.
3178 (TARGET_MUST_PASS_IN_STACK): Define target hook.
3179 (arm_function_value): Pad small aggregate return.
3180 (arm_pad_arg_upward): New function.
3181 (arm_pad_reg_upward): New function.
3182 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
3183 (FUNCTION_ARG_PADDING): Define macro.
3184 (BLOCK_REG_PADDING): Define macro.
3185 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
3186 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
3187 (arm_pad_reg_upward): Declare function.
3189 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
3191 * basic-block.h (ei_cond): New.
3192 (FOR_EACH_EDGE): Call ei_cond.
3194 PR tree-optimization/21047
3195 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
3196 (fold): Don't handle ASSERT_EXPR.
3198 2005-04-25 Roger Sayle <roger@eyesopen.com>
3200 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
3201 all writes to any stack register as a read/write dependency on
3203 (sched_analyze_2): Likewise, for reads from any stack register.
3205 2005-04-25 Richard Henderson <rth@redhat.com>
3207 * final.c (output_addr_const): Revert 2005-04-09 change.
3209 2005-04-25 Mike Stump <mrs@apple.com>
3211 * config/darwin.c (darwin_encode_section_info): Always set
3212 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
3214 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3216 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
3217 gensupport.c, protoize.c, toplev.c: Replace calls to
3218 `unlock_stream' with `unlock_std_streams'.
3220 2005-04-25 Devang Patel <dpatel@apple.com>
3222 * dbxout.c (dbxout_type): Emit attribute vector.
3224 2005-04-05 Paul Brook <paul@codesourcery.com>
3226 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
3227 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
3228 * config/arm/arm.c (arm_cxx_atexit_name): New function.
3229 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
3230 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
3231 (register_dtor_fn): Likewise.
3232 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
3234 2005-04-25 Ian Lance Taylor <ian@airs.com>
3236 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
3237 * c-common.h (EXPR_STMT_EXPR): Don't define.
3238 (c_common_stmt_codes): Don't define.
3239 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
3240 * c-gimplify.c (gimplify_expr_stmt): Remove.
3241 (c_gimplify_expr): Remove EXPR_STMT case.
3242 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
3243 to INIT_STATEMENT_CODES.
3244 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
3246 2005-04-25 Jan Hubicka <jh@suse.cz>
3248 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
3250 * except.c: Include diagnostic.h
3251 (dump_eh_tree, verify_eh_tree): New functions.
3252 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
3253 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
3254 (dump_function_to_file): dump eh tree.
3255 * tree-eh.c (mark_eh_edge): New function.
3256 (mark_eh_edge_found_error): New static variable.
3257 (verify_eh_edges): New function.
3259 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
3261 * tree-ssa-alias.c (fieldoff_t): Remove.
3262 (fieldoff_s): typedef the structure itself. Create a vector of
3264 (push_fields_onto_fieldstack): Return count of fields pushed.
3265 Remove peeling of first field. Adjust.
3266 (fieldoff_compare): Adjust.
3267 (create_overlap_variables_for): Adjust.
3269 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
3271 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
3273 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
3276 * doc/install.texi: Document correct assembler and linker to use
3277 on i?86-*-solaris2.10.
3279 2005-04-25 Steven Bosscher <stevenb@suse.de>
3281 Fix PR tree-optimization/21173
3283 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
3284 Unshare expression we pass to force_gimple_operand.
3286 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
3287 Stephen Clarke <stevec@superh.com>
3288 Roger Sayle <roger@eyesopen.com>
3290 PR rtl-optimization/20413
3291 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
3292 VOIDmode for LABEL_REF.
3293 * final.c (shorten_branches): Likewise.
3294 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
3295 * loop.c (reg_dead_after_loop): Likewise.
3296 * varasm.c (decode_addr_const): Likewise.
3297 * doc/rtl.texi: Document mode requirement for LABEL_REF.
3299 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
3301 * config.gcc (avr-*-*): Remove redundant "case".
3303 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
3305 * tree-vect-analyze.c (vect_mark_relevant): Take
3306 VEC(tree,heap) instead of varray_type as an argument.
3307 (vect_mark_stmts_to_be_vectorized): Change the type of
3308 worklist to VEC(tree,heap). Adjust uses of worklist.
3310 2005-04-24 Devang Patel <dpatel@apple.com>
3312 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
3314 2005-04-24 Ian Lance Taylor <ian@airs.com>
3316 * c-semantics.c (build_stmt): Remove test of specific tree codes
3317 for TREE_SIDE_EFFECTS handling.
3319 2005-04-24 Per Bothner <per@bothner.com>
3321 * c-opts.c (finish_options): Make the line-number of the <built-in>
3322 location 0, as assumed elsewhere, rather than 1.
3324 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
3326 * tree-ssa-uncprop.c (equiv_stack): Change the type o
3328 (tree_ssa_uncprop, uncprop_finalize_block,
3329 uncprop_initialize_block): Update uses of equiv_stack.
3331 2005-04-24 Richard Henderson <rth@redhat.com>
3334 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
3335 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
3337 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
3338 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
3339 <DIV, MOD>: Likewise.
3341 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3343 * collect2.c (main): Unlock the stdio streams.
3344 * gcc.c (main): Likewise.
3345 * gcov-dump.c (main): Likewise.
3346 * gcov.c (main): Likewise.
3347 * gen-protos.c (main): Likewise.
3348 * gensupport.c (init_md_reader_args_cb): Likewise.
3349 * protoize.c (main): Likewise.
3350 * toplev.c (general_init): Likewise.
3352 2005-04-24 Jakub Jelinek <jakub@redhat.com>
3355 * cgraph.h (cgraph_local_info): Add vtable_method field.
3356 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
3357 and node is vtable_method, finalized and not reachable, don't do
3360 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
3362 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
3364 * tree-ssa-pre.c (create_value_expr_from): Use
3365 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
3366 * tree-ssa-propagate.c (stmt_makes_single_load,
3367 stmt_makes_single_store): Use REFERENCE_CLASS_P.
3368 * tree-vect-transform.c (vect_is_simple_cond): Use
3370 * tree-vrp.c (extract_range_from_assert,
3371 build_assert_expr_for, fp_predicate, has_assert_expr): Use
3374 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
3375 of tpa_to_clear to VEC(int,heap). Update uses of
3376 tpa_to_clear. Free tpa_to_clear at the end.
3378 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
3380 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
3383 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
3385 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
3386 and gcc_unreachable as appropriate.
3387 (num_insns_constant, output_vec_const_move,
3388 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
3389 rs6000_emit_set_const, rs6000_emit_move,
3390 spe_build_register_parallel, function_arg,
3391 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
3392 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
3393 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
3394 rs6000_common_init_builtins, expand_block_clear,
3395 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
3396 extract_ME, rs6000_get_some_local_dynamic_name,
3397 rs6000_output_function_entry, print_operand,
3398 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
3399 output_cbranch, output_e500_flip_gt_bit,
3400 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
3401 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
3402 compute_save_world_info, rs6000_stack_info,
3403 rs6000_emit_load_toc_table, rs6000_frame_related,
3404 spe_synthesize_frame_save, rs6000_emit_epilogue,
3405 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
3406 output_function_profiler, rs6000_trampoline_size,
3407 rs6000_initialize_trampoline, find_addr_reg,
3408 rs6000_machopic_legitimize_pic_address,
3409 rs6000_initial_elimination_offset,
3410 rs6000_dbx_register_number): Likewise.
3411 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
3412 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
3413 *movti_power, *movti_string, call, call_value, sibcall,
3414 sibcall_value): Likewise.
3415 * config/rs6000/spe.md (*movdf_e500_double,
3416 *movv2si_internal): Likewise.
3417 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
3420 2005-04-24 Richard Henderson <rth@redhat.com>
3423 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
3424 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
3425 Deny modes smaller than 4 bytes.
3426 * config/i386/i386-protos.h: Update.
3428 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
3430 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
3431 Switch h8300-*-rtems* to ELF.
3433 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
3435 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
3437 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3439 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
3441 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
3444 * fold-const.c: Fold &a[i]-&a[j] to i-j.
3446 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3448 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
3449 definitions of ssa names in condition. Split recusive part to ...
3450 (tree_simplify_using_condition_1): New function.
3451 (expand_simple_operations): New function.
3453 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3455 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
3456 (find_interesting_uses_cond): Do not use integer_zerop and
3457 integer_nonzerop to check for integer constants.
3458 (set_use_iv_cost): Record the value field.
3459 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
3460 determine_use_iv_cost_outer): Set the value field of the cost pair.
3461 (may_eliminate_iv): Do not return the comparison code.
3462 (iv_elimination_compare): New function.
3463 (determine_use_iv_cost_condition): Set the value field. Record
3464 noneliminable invariants correctly.
3465 (rewrite_use_compare, rewrite_use_outer): Use the value field.
3467 2005-04-23 DJ Delorie <dj@redhat.com>
3469 * diagnostic.c (warning): Accept parameter to classify warning option.
3470 (warning0): New, for when a pointer to an error() like function is needed.
3471 * errors.c (warning): Likewise.
3472 * errors.h (warning, warning0): Adjust prototypes.
3473 * toplev.h (warning, warning0): Likewise.
3475 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
3476 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
3477 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
3478 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
3479 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
3480 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
3481 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
3482 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
3484 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
3485 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
3486 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
3487 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
3488 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
3489 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
3490 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
3491 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
3492 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
3493 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
3494 config/rs6000/aix52.h, config/rs6000/darwin.h,
3495 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
3496 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3497 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
3498 config/stormy16/stormy16.c, config/v850/v850-c.c,
3499 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
3502 2005-04-23 Richard Henderson <rth@redhat.com>
3505 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
3506 performing some integral scalar simplifications.
3508 2005-04-23 Richard Henderson <rth@redhat.com>
3511 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
3512 simplifying CONST_VECTOR.
3514 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3516 * tree-ssa-live.c (live_worklist): Take a stack allocated on
3517 heap as an argument. Update uses of stack.
3518 (calculate_live_on_entry): Allocate stack on heap.
3520 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
3521 partition_link and tpa_nodes on heap.
3523 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
3524 (mark_stmt_necessary, propagate_necessity,
3525 mark_really_necessary_kill_operand_phis): Update uses of
3527 (tree_dce_init): Allocate worklist using VEC_alloc.
3528 (tree_dce_done): Free worklist using VEC_free.
3530 2005-04-23 Mike Stump <mrs@apple.com>
3532 * config/darwin.c (machopic_indirection_name): Don't use
3534 (darwin_emit_unwind_label): Use user_label_prefix instead of
3537 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3539 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
3541 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
3543 * config.gcc <cris-*>: Specify .opt files.
3544 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
3545 config/cris/linux.opt: New files.
3546 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
3547 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3548 (TARGET_ELF): Override to 0.
3549 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
3550 -melinux-stacksize=N.
3551 * config/cris/cris.c: (cris_handle_option): New function.
3552 (TARGET_DEFAULT_TARGET_FLAGS): Override.
3553 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
3554 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
3555 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
3556 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
3557 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
3558 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
3559 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
3560 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
3561 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
3562 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
3563 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
3564 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
3565 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
3566 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
3567 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
3568 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
3569 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3570 (TARGET_LINUX): Define 0.
3571 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3572 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
3573 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
3574 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
3575 (TARGET_LINUX): Override to 1.
3576 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3578 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
3580 * haifa-sched.c (schedule_block): Fix thinko in previous
3581 assertification patch.
3583 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
3585 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
3586 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
3587 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
3588 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
3589 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
3590 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
3591 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
3593 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
3594 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
3595 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
3596 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
3597 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
3598 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
3599 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
3600 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
3601 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
3602 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
3603 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
3604 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
3605 (SUBTARGET_OPTIONS): Delete.
3606 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
3607 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
3608 instead of a string.
3609 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
3610 (pa_cpu_string, pa_unix_string): Delete.
3611 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
3612 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
3614 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3615 (pa_handle_option): New function.
3616 (override_options): Remove handling of -march=, -mfixed-range=,
3617 -mschedule= and -munix=.
3618 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
3619 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
3620 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
3621 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
3622 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
3623 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
3624 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
3626 * config/pa/pa.opt: New file.
3627 * config/pa/pa-hpux.opt: New file.
3628 * config/pa/pa-hpux1010.opt: New file.
3629 * config/pa/pa-hpux1111.opt: New file.
3630 * config/pa/pa64-hpux.opt: New file.
3632 2005-04-22 David S. Miller <davem@davemloft.net>
3634 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
3635 integer when it's mode is VOIDmode not DImode.
3637 2005-04-22 Geoffrey Keating <geoffk@apple.com>
3639 * config/rs6000/rs6000.md (sync_add<mode>_internal,
3640 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
3641 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
3642 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
3643 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
3644 "bne- $-xxx" rather than local labels.
3645 (sync_lock_release<mode>): Add second operand.
3646 (lwsync): Use .long rather than a more meaningful opcode.
3647 * doc/md.texi (Standard Names): Add description of second
3648 parameter to sync_lock_test_and_set.
3650 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3652 PR tree-optimization/21088
3653 * fold-const.c (fold_unary, fold_binary, fold_ternary):
3655 * tree-vrp.c (compare_values): Use fold_binary to compare
3656 pointers. Use boolean_type_node as the type of a comparison
3657 expression being folded.
3658 * tree.h: Add prototypes for fold_unary, fold_binary,
3661 * tree-ssa-dom.c: Fix formatting.
3663 2005-04-22 Diego Novillo <dnovillo@redhat.com>
3665 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
3666 * lambda-code.c (perfect_nestify): Mark virtual operands in
3667 the moved statement for renaming.
3668 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
3669 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3670 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
3671 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3672 * tree-flow.h (struct var_ann_d): Update comments.
3673 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
3674 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
3675 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
3676 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
3677 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
3678 debug_names_replaced_by): Remove declarations.
3679 (delete_update_ssa, get_current_def, set_current_def): Declare.
3680 (rewrite_into_loop_closed_ssa): Add new argument. Update
3682 * tree-into-ssa.c: Include params.h.
3683 (old_virtual_ssa_names): Remove. Update all users.
3684 (need_to_replace_names_p): Remove. Update all users.
3685 (struct update_ssa_stats_d): Declare.
3686 (update_ssa_stats): New local.
3687 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
3688 dump_tree_ssa_stats, debug_tree_ssa_stats,
3689 dump_update_ssa, debug_update_ssa,
3690 dump_names_replaced_by, debug_names_replaced_by): Declare.
3691 (get_current_def, set current_def): Make extern.
3692 (is_old_name, is_new_name): Protect against references
3693 past the end of the sets.
3694 (add_new_name_mapping): Assert that OLD and NEW are
3695 different SSA names for the same symbol.
3696 When adding a virtual mapping, update stats for virtual
3698 (insert_phi_nodes_for): If UPDATE_P is true, create the
3699 LHS of the new PHI by duplicating SSA name VAR.
3700 (insert_phi_nodes_1): Remove. Update all users.
3701 (insert_phi_nodes): Remove second argument. Update all
3703 (maybe_replace_use, maybe_replace_def): New.
3704 (rewrite_update_stmt): Call them.
3705 (mark_def_interesting): Remove calls to is_gimple_reg.
3706 (prepare_phi_args_for_update): Remove. Update all users.
3707 (prepare_block_for_update): Only process virtual operands
3708 and GIMPLE registers in normal form.
3709 (prepare_use_sites_for): New.
3710 (prepare_names_to_update): Rename from prepare_def_sites.
3711 Call prepare_use_sites_for.
3712 (dump_update_ssa): Rename from dump_repl_tbl.
3714 Show statistics for virtual mapping heuristic.
3715 (debug_update_ssa): Rename from debug_debug_repl_tbl.
3716 (init_update_ssa): Initialize UPDATE_SSA_STATS.
3717 (delete_update_ssa): Make extern.
3718 (mark_set_for_renaming): If the set is empty, do nothing.
3719 (release_ssa_name_after_update_ssa): Update comment.
3720 (insert_updated_phi_nodes_for): Do not remove existing
3721 PHI nodes for symbols.
3722 (switch_virtuals_to_full_rewrite_p): New.
3723 (switch_virtuals_to_full_rewrite): New.
3724 (update_ssa): Call them.
3725 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
3726 for every statement before updating.
3727 If all the names in NEW_SSA_NAMES have been marked for
3728 removal, do nothing.
3729 Only start at the top of the CFG if there are symbols in
3731 (ssa_rewrite_finalize_block): Remove.
3732 (ssa_register_new_def): Remove.
3733 (ssa_rewrite_stmt): Remove.
3734 (ssa_rewrite_phi_arguments): Remove.
3735 (ssa_rewrite_initialize_block): Remove.
3736 (ssa_mark_def_sites): Remove.
3737 (ssa_mark_def_sites_initialize_block): Remove.
3738 (ssa_mark_phi_uses): Remove.
3739 (rewrite_ssa_into_ssa): Remove.
3740 * tree-phinodes.c (find_phi_node_for): Remove.
3741 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3743 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
3744 Remove calls to verify_dominators and
3745 verify_loop_structure.
3746 (tree_unswitch_single_loop): Call update_ssa.
3747 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
3750 (delete_tree_ssa): Assert that need_ssa_update_p returns
3752 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
3753 * tree-vectorizer.c (allocate_new_names, rename_def_op,
3754 free_new_names): Remove. Update all users.
3755 (rename_use_op): Call get_current_def.
3756 (rename_variables_in_bb): Do not handle any real or
3758 (slpeel_update_phis_for_duplicate_loop): Call
3759 get_current_def and set_current_def instead of using
3761 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
3762 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
3763 ssa_names_to_replace and delete_update_ssa.
3764 * doc/invoke.texi: Document --param min-virtual-mappings
3765 and --param virtual-mappings-ratio.
3767 2005-04-22 Diego Novillo <dnovillo@redhat.com>
3769 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
3770 for newly created PHI nodes.
3771 Call create_new_def_for for every new V_MAY_DEF and
3772 V_MUST_DEF on the copied statement.
3773 (struct ssa_name_map_entry): Remove.
3774 (ssa_name_map_entry_hash): Remove.
3775 (ssa_name_map_entry_eq): Remove.
3776 (allocate_ssa_names): Remove.
3777 (rewrite_to_new_ssa_names_def): Remove.
3778 (rewrite_to_new_ssa_names_use): Remove.
3779 (rewrite_to_new_ssa_names_bb): Remove.
3780 (rewrite_to_new_ssa_names): Remove.
3781 (tree_duplicate_sese_region): Remove variables ver,
3782 definitions, phi, ssa_name_map and bi.
3783 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
3785 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3786 update_ssa instead of rewrite_ssa_into_ssa.
3787 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
3789 (find_uses_to_rename_use): Add argument 'need_phis'.
3790 (find_uses_to_rename_stmt): Do not scan virtual operands.
3791 (find_uses_to_rename): Only scan PHI nodes for
3793 (rewrite_into_loop_closed_ssa): Call update_ssa.
3794 (check_loop_closed_ssa_use): Ignore virtual operands.
3795 (check_loop_closed_ssa_stmt): Likewise.
3796 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
3798 (rename_variables, set_phi_def_stmts): Remove.
3799 (tree_duplicate_loop_to_header_edge): Reformat comment.
3800 Remove variables BB, I and DEFINITIONS.
3801 Call need_ssa_update_p.
3803 (lv_adjust_loop_header_phi): Reformat comment.
3804 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
3805 (marked_for_rewrite_p, any_marked_for_rewrite_p,
3806 mark_for_rewrite, unmark_all_for_rewrite,
3807 marked_ssa_names): Remove. Update all users.
3808 (release_ssa_name): If VAR has been registered for SSA
3809 updating, do nothing.
3810 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
3811 (build_assert_expr_for): Call register_new_name_mapping.
3812 (insert_range_assertions): Update call to update_ssa.
3813 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
3814 marked_for_rewrite_p, any_marked_for_rewrite_p,
3815 marked_ssa_names): Remove.
3817 2005-04-22 Jeff Law <law@redhat.com>
3819 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
3820 (restore_currdefs_to_original_value): Likewise.
3821 (register_definitions_for_stmt): Likewise.
3822 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
3823 for each variable. Do not allocate/free block_defs_stack either.
3824 Do not iterate if we just thread jumps. Only iterate if the
3825 tree_cleanup_cfg does useful work (temporary).
3826 (dom_opt_initialize_block): No longer push a marker on
3828 (dom_opt_finalize_block): Removal call to restore currdefs.
3829 Relax restrictions for recording edge equivalences.
3830 (record_equivalences_from_phis): No longer need to track
3832 (optimize_stmt): Similarly.
3833 (thread_across_edge): Simplify by removing the requirement that
3834 statements in the block we are threading through must be nops.
3835 (initialize_hash_element): Handle GOTO_EXPR.
3837 2005-04-22 David S. Miller <davem@davemloft.net>
3839 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
3841 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
3842 fix check on CONST_DOUBLE mode. It should be VOIDmode
3843 when it is representing an integer.
3845 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3847 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
3848 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
3849 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
3850 find_char_info_specifier_index,
3851 find_length_info_modifier_index): Likewise.
3852 * c-typeck.c (composite_type, pop_init_level): Likewise.
3853 * combine.c (cant_combine_insn_p, try_combine): Likewise.
3854 * cse.c (cse_insn): Likewise
3855 * dominance.c (calc_dfs_tree): Likewise
3856 dwarf2out.c (loc_descriptor_from_tree_1,
3857 add_abstract_origin_attribute, force_decl_die,
3858 force_type_die): Likewise
3859 emit-rtl.c (operand_subword_force): Likewise
3860 explow.c (hard_function_value): Likewise
3861 expmed.c (store_bit_field, expand_divmod,
3862 emit_store_flag_force): Likewise
3863 expr.c (emit_move_multi_word, store_expr,
3864 expand_expr_real_1): Likewise
3865 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
3866 output_operand): Likewise
3867 flow.c (recompute_reg_usage): Likewise
3868 * function.c (assign_stack_temp_for_type, assign_temp,
3869 handle_epilogue_set): Likewise
3870 * genextract.c (main): Likewise
3871 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
3872 gimplify_modify_expr_rhs, gimplify_expr): Likewise
3873 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
3874 ready_remove, rm_line_notes, rm_other_notes,
3875 schedule_block): Likewise
3876 mips-tfile.c (copy_object, out_of_bounds): Likewise
3878 2005-04-22 David Edelsohn <edelsohn@gnu.org>
3881 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
3882 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
3883 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
3884 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
3886 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
3888 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3890 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
3891 (gcc_tree_to_linear_expression): Convert to heap allocated
3893 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
3894 lbv_to_gcc_expression, lle_to_gcc_expression,
3895 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
3896 perfect_nestify): Likewise.
3897 lambda.h (gcc_loopnest_to_lambda_loopnest,
3898 lambda_loopnest_to_gcc_loopnest): Likewise.
3899 tree-loop-linear.c (linear_transform_loops): Likewise.
3901 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3903 * config/sparc/predicates.md (arith_double_operand): Use
3904 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
3905 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
3906 (DImode, DFmode constant splitters): Likewise. Remove code for
3907 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
3908 (logical constant splitters): Use const_int_operand predicate.
3909 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
3910 HOST_BITS_PER_WIDE_INT < 64.
3912 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3914 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
3915 gcc_unreachable as appropriate.
3916 (force_mode, emit_move_sequence, singlemove_string,
3917 output_move_double, output_fp_move_double, find_addr_reg,
3918 output_block_move, output_block_clear, output_and,
3919 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
3920 pa_adjust_cost, pa_issue_rate, print_operand,
3921 output_global_address, output_arg_descriptor, output_cbranch,
3922 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
3923 output_call): Likewise.
3924 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
3925 prefetch, prefetch_cc, prefetch_nocc): Likewise.
3927 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
3929 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
3930 _gcov_pow2_profiler and _gcov_one_value_profiler.
3931 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
3932 (GTFILES): Add $(srcdir)/tree-profile.c.
3933 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
3934 __gcov_one_value_profiler): Declare.
3935 * gimplify.c (force_gimple_operand): Check whether the statements
3936 should be produced in ssa form.
3937 (force_gimple_operand_bsi): New function.
3938 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
3939 __gcov_one_value_profiler): New functions.
3940 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
3941 the profiled value is a power of two or not.
3942 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
3943 * tree-flow.h (in_ssa_p): Declare.
3944 (force_gimple_operand_bsi): Declare.
3945 * tree-into-ssa.c (in_ssa_p): New variable.
3946 (rewrite_into_ssa): Set in_ssa_p.
3947 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
3948 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
3949 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
3950 tree_one_value_profiler_fn): New variables.
3951 (tree_init_edge_profiler): Initialize the profiler function decls.
3952 (tree_gen_edge_profiler): Use global gcov_type_node.
3953 (prepare_instrumented_value): New function.
3954 (tree_gen_interval_profiler, tree_gen_interval_profiler,
3955 tree_gen_one_value_profiler): Call the library functions instead of
3956 creating instrumentation code.
3957 * tree.c (build_fn_decl): New function.
3958 * tree.h (build_fn_decl): Declare.
3959 * value-prof.c (rtl_divmod_values_to_profile,
3960 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
3961 tree_mod_pow2_value_transform, tree_find_values_to_profile):
3962 Do not handle may_be_other and precise values of exponents at pow2
3964 (tree_mod_subtract_transform): Reflect that value field of
3965 histogram has changed meaning.
3966 (tree_divmod_values_to_profile): Record the values correctly.
3967 (tree_values_to_profile): Update comment.
3968 * value-prof.h (struct histogram_value_t): Remove pow2 data.
3970 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
3972 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
3975 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3977 * config/i386/i386.md (length_immediate): Use gcc_assert or
3978 gcc_unreachable, as appropriate.
3979 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
3980 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
3981 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
3982 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
3983 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
3984 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
3985 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
3986 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
3987 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
3988 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
3989 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
3990 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
3991 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
3992 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
3993 *prefetch_sse_rex): Likewise.
3994 * config/i386/predicates.md (x86_64_immediate_operand,
3995 x86_64_zext_immediate_operand, symbolic_operand,
3996 no_seg_address_operand, aligned_operand,
3997 memory_displacement_operand): Likewise.
3998 * config/i386/sse.md (*mov<mode>_internal,
3999 *movv2df_internal): Likewise.
4001 2005-04-22 Jan Hubicka <jh@suse.cz>
4003 * Makefile.in (ipa.o, ipa-inline.o): New files.
4004 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
4005 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
4006 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
4007 * cgraphunit.c (cgraph_default_inline_p,
4008 cgraph_decide_inlining_incrementally, ncalls_inlined,
4009 nfunctions_inlined, initial_insns, overall_insns,
4010 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
4011 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
4012 cgraph_mark_inline, cgraph_check_inline_limits,
4013 cgraph_default_inline_p, cgraph_recursive_inlining_p,
4014 update_callee_keys, lookup_recursive_calls,
4015 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
4016 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
4017 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
4018 pass_ipa_inline): Move to ipa-inline.c
4019 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
4021 * ipa-inline.c: New file.
4023 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
4025 * doc/invoke.texi (SPARC options): Document that -mapp-regs
4026 is turned off by default on Solaris.
4028 2005-04-21 Roger Sayle <roger@eyesopen.com>
4030 * c-common.h (objc_build_method_signature): Update prototype.
4031 * stub-objc.c (objc_build_method_signature): Update the stub
4032 implementation to accept and ignore additional parameter.
4033 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
4034 the value of ellipsis to objc_build_method_signature instead
4035 of setting TREE_OVERFLOW on the parms TREE_LIST node.
4037 2005-04-21 Geoffrey Keating <geoffk@apple.com>
4039 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
4040 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
4041 gen_rtx_* not gen_rtx_fmt_*.
4042 (rs6000_emit_vector_select): Likewise.
4043 (rs6000_emit_sync): New.
4044 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
4045 (larx, stcx, cmp): New mode substitutions.
4046 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
4047 UNSPEC_ISYNC): New constants.
4048 (rlwinm): Give name.
4049 (memory_barrier, isync, lwsync): New insns.
4050 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
4051 (sync_lock_release<mode>): New expander.
4052 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
4053 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
4054 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
4055 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
4056 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
4057 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
4058 (sync_add<mode>_internal, sync_addshort_internal,
4059 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
4060 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
4061 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
4063 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
4064 is the memory before, not after, the operation. Clarify
4065 barrier requirements.
4067 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4069 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
4070 * lambda.h (lambda_vector_min_nz): Likewise.
4071 * langhooks.h (struct lang_hooks_for_types,
4072 struct lang_hooks): Likewise.
4073 * output.h (assemble_integer, this_is_asm_operands): Likewise.
4076 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
4078 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
4079 comments to avoid 'abort'. Use gcc_assert as necessary.
4080 * opts.c (common_handle_option): Likewise.
4081 * pretty-print.c (pp_base_format_text): Likewise.
4082 * print-rtl.c (print_rtx): Likewise.
4083 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
4084 * regmove.c (try_auto_increment): Likewise.
4085 * reload.c (find_valid_class, find_reloads_toplev,
4086 find_equiv_reg): Likewise.
4087 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
4088 merge_assigned_reloads): Likewise.
4089 * tree-inline.c (inline_forbidden_p_1,
4090 estimate_num_insns_1): Likewise.
4091 * tree-optimize.c (execute_todo): Likewise.
4092 * tree-outof-ssa.c (eliminate_phi): Likewise.
4093 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
4094 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
4095 * tree-ssa-operands.c (parse_ssa_operands,
4096 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
4097 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
4098 * tree-ssanames.c (release_ssa_name): Likewise.
4099 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
4100 walk_tree): Likewise.
4102 * tree-ssa-operands.c (verify_abort): Fold into ..
4103 (verify_imm_links): ... here.
4105 2005-04-21 Richard Henderson <rth@redhat.com>
4107 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
4108 on non-memory operand for previous inversion.
4110 2005-04-21 Devang Patel <dpatel@apple.com>
4112 PR optimization/20994
4113 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
4114 x = !(a == b) : p , q;.
4115 (pass_if_conversion): Verify stmts and flow.
4117 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4119 * optabs.c (gen_conditional_trap): Restore #define.
4121 * alias.c (true_dependence): Remove 'abort' from comments. Use
4122 gcc_assert and gcc_unreachable as appropriate.
4123 (canon_true_dependence): Likewise.
4124 * bb-reorder.c (connect_traces): Likewise.
4125 * c-common.c (c_add_case_label): Likewise.
4126 * c-decl.c (finish_function): Likewise.
4127 * caller-save.c (insert_restore, insert_save): Likewise.
4128 * cfg.c (update_bb_profile_for_threading): Likewise.
4129 * cfganal.c (flow_active_insn_p): Likewise.
4130 * cfgexpand.c (add_reg_br_prob_note): Likewise.
4131 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
4132 cfg_layout_merge_blocks): Likewise.
4133 * ifcvt.c (cond_exec_process_insns, merge_if_block,
4134 find_if_block): Likewise.
4135 * integrate.c (allocate_initial_values): Likewise.
4136 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
4137 swap_condition, unsigned_condition, signed_condition,
4138 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
4139 reg_or_subregno): Likewise.
4140 * lambda-code.c (lambda_compute_auxillary_space,
4141 lambda_transform_legal_p): Likewise.
4142 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
4143 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
4144 lhd_incomplete_type_error, lhd_expand_expr,
4145 lhd_types_compatible_p, lhd_tree_size): Likewise.
4146 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
4147 * local-alloc.c (update_equiv_regs): Likewise.
4148 * loop-unroll.c (peel_loop_completely
4149 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
4150 peel_loop_simple, unroll_loop_stupid,
4151 analyze_iv_to_split_insn): Likewise.
4152 * loop.c (gen_prefetch, find_and_verify_loops,
4153 basic_induction_var): Likewise.
4154 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
4155 * value-prof.c (tree_find_values_to_profile): Likewise.
4156 * varasm.c (named_section, default_assemble_integer,
4157 decode_addr_const): Likewise.
4159 2005-04-21 Alan Modra <amodra@bigpond.net.au>
4160 Fariborz Jahanian <fjahanian@apple.com>
4162 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
4163 portion of argument passed in fpr.
4164 * expr.c (emit_push_insn): Fix computation of 'offset' used to
4165 decide on partial argument save on stack.
4167 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
4169 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
4172 2005-04-21 Jan Hubicka <jh@suse.cz>
4174 * cgraphunit.c: Include tree-pass.h
4175 (cgraph_decide_recursive_inlining,
4176 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
4177 cgraph_decide_inlining): Dump goes to dump_file.
4178 (cgraph_optimize): Call ipa passes instead of inliner.
4179 (cgraph_gate_inlining, pass_ipa_inline): New.
4180 * tree-optimize.c (all_ipa_passes): New static variable.
4181 (register_one_dump_file): Dead with IPA passes.
4182 (register_dump_files): Likewise.
4183 (init_tree_optimization_passes): Initialize IPA passes.
4184 (execute_todo): Do cgraph dump when asked to, do not dump function body
4186 * tree-pass.h (TODO_dump_cgraph): New macro.
4187 (ipa_passes): Declare.
4188 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
4190 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4192 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
4193 gcc_assert instead of abort.
4194 (classify_argument, examine_argument, construct_container,
4195 contains_128bit_aligned_vector_p, ix86_check_movabs,
4196 standard_80387_constant_opcode, standard_80387_constant_rtx,
4197 ix86_initial_elimination_offset, ix86_compute_frame_layout,
4198 pro_epilogue_adjust_stack, ix86_expand_epilogue,
4199 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
4200 legitimize_tls_address, output_pic_addr_const,
4201 i386_output_dwarf_dtprel, put_condition_code, print_reg,
4202 get_some_local_dynamic_name, print_operand, print_operand_address,
4203 output_387_binary_op, emit_i387_cw_initialization,
4204 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
4205 ix86_expand_clear, ix86_expand_binary_operator,
4206 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
4207 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
4208 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
4209 ix86_expand_branch, ix86_expand_setcc,
4210 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
4211 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
4212 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
4213 memory_address_length, ix86_attr_length_immediate_default,
4214 ix86_attr_length_address_default, ix86_agi_dependant,
4215 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
4216 ix86_expand_binop_builtin, ix86_force_to_memory,
4217 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
4218 x86_emit_floatuns): Likewise.
4219 * config/i386/netware.c (gen_regparm_prefix,
4220 i386_nlm_strip_name_encoding): Likewise.
4221 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
4223 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4225 * optabs.c (gen_condiational_trap): Remove #define.
4226 (add_equal_note): Assertify. Remove explicit indirection from
4227 call via function pointer.
4228 (expand_ternary_op, expand_simple_binop, expand_binop,
4229 expand_twoval_unop, expand_twoval_binop,
4230 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
4231 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
4232 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
4233 prepare_float_lib_cmp, emit_conditional_move,
4234 emit_conditional_add, gen_add2_insn, gen_add3_insn,
4235 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
4236 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
4237 vector_compare_rtx, expand_vec_cond_expr): Likewise.
4239 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4241 * vec.h: Update API to separate allocation mechanism from type.
4242 (VEC_safe_grow): New.
4243 * vec.c (calculate_allocation): New.
4244 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
4245 (vec_gc_free, vec_heap_free): Remove.
4246 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
4248 (mangle_macro_name): New.
4249 (struct macro_def): New.
4250 (struct macro): Add multiple argument values.
4251 (macro_expans_end): New.
4252 (push_macro_expansion): Chain on new macro. Process multiple
4253 args, create follow on expansion. Return follow on argument.
4254 (macro_input): Deal with multiple arguments.
4256 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
4257 (struct tree_binfo): Adjust.
4258 * basic-block.h: Define VEC(edge,gc).
4259 (struct edge_def): Adjust.
4260 (struct basic_block_def, struct edge_iterator): Likewise.
4261 (ei_container, ei_start_1, ei_last_1): Likewise.
4262 * cfg.c (connect_src, connect_dest): Likewise.
4263 * cfgrtl.c (force_nonfallthru_and_redirect)
4264 * dbxout.c (dbxout_type)
4265 * dwarf2out.c (gen_member_die)
4266 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
4267 (gcc_tree_to_linear_expression): Adjust.
4268 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
4269 lbv_to_gcc_expression, lle_to_gcc_expression,
4270 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
4271 perfect_nestify): Likewise.
4272 * lambda.h (gcc_loopnest_to_lambda_loopnest,
4273 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
4274 * profile.c (instrument_values): Adjust.
4275 * tree-cfg.c (modified_noreturn_calls): Adjust.
4276 (remove_fallthru_edge): Likewise.
4277 * tree-dump.c (dequeue_and_dump): Adjust.
4278 * tree-flow-inline.h (mark_stmt_modified): Adjust.
4279 * tree-flow.h (modified_noreturn_calls): Adjust.
4280 (tree_on_heap): Remove. (yay!)
4281 (register_new_def): Adjust.
4282 * tree-into-ssa.c: Define VEC(int,heap).
4283 (block_defs_stack): Adjust.
4284 (find_idf, insert_phi_nodes, register_new_def,
4285 rewrite_initialize_block, rewrite_finalize_block,
4286 register_new_update_single, rewrite_update_init_block,
4287 rewrite_update_fini_block, rewrite_blocks,
4288 ssa_rewrite_finalize_block, ssa_register_new_def,
4289 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
4290 * tree-loop-linear.c (linear_transform_loops): Adjust.
4291 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
4292 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
4293 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
4294 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
4295 vrp_variables_stack): Adjust declarations.
4296 (tree_ssa_dominator_optimize): Adjust.
4297 (dom_opt_initialize_block, remove_local_expressions_from_table,
4298 restore_nonzero_vars_to_original_value,
4299 restore_vars_to_original_value,
4300 restore_currdefs_to_original_value, dom_opt_finalize_block,
4301 record_var_is_nonzero, record_cond, record_const_or_copy_1,
4302 optimize_stmt, update_rhs_and_lookup_avail_expr,
4303 lookup_avail_expr, record_range): Likewise.
4304 * tree-ssa-pre.c: Define VEC(basic_block,heap).
4305 (compute_antic_aux): Adjust.
4306 (inserted_exprs, create_expression_by_pieces,
4307 insert_into_preds_of_block, eliminate, mark_operand_necessary,
4308 remove_dead_inserted_code, fini_pre): Likewise.
4309 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
4310 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
4311 ssa_prop_init): Likewise.
4312 * tree-ssa.c: Define VEC(bitmap,heap).
4313 (verify_name_tags): Adjust.
4314 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
4315 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
4316 tree_divmod_values_to_profile, tree_find_values_to_profile,
4317 value_profile_transformations): Likewise.
4318 * value-prof.h: Define VEC(histogram_value,heap).
4319 * varasm.c: Remove alias_pair pointer typedef, define
4321 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
4323 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
4324 not a pointer to it. Create an object vector.
4325 (extern_symbols): Turn into an object vector.
4326 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
4328 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
4331 * Makefile.in (tree-chrec.o): Depend on params.h.
4332 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
4334 * tree-chrec.c: Depend on params.h. Replace build with buildN,
4335 and fold build with fold_buildN.
4336 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
4337 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4338 (tree_contains_chrecs): Compute an estimation of the size of the
4340 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
4341 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
4342 * tree-scalar-evolution.c (simple_iv): Ditto.
4343 * doc/invoke.texi (scev-max-expr-size): Documented.
4345 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
4347 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
4348 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
4349 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
4350 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
4351 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
4352 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
4353 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
4354 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
4355 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
4356 (darwin_fix_and_continue_switch): Delete.
4357 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
4358 (SUBTARGET_SWITCHES): Delete.
4359 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
4360 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
4361 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
4362 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
4363 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
4364 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
4365 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
4366 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
4367 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
4368 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
4369 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
4370 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
4371 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
4372 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
4373 (TARGET_64BIT): Undef before redefining.
4374 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
4375 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
4376 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
4377 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
4378 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
4379 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
4380 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
4381 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
4382 (ix86_debug_arg_string, ix86_debug_addr_string)
4383 (ix86_align_loops_string, ix86_align_jumps_string)
4384 (ix86_align_funcs_string): Delete.
4385 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
4386 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
4387 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
4388 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
4389 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
4390 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
4391 (SUBTARGET_SWITCHES): Delete.
4392 * config/i386/i386.c (ix86_debug_arg_string): Delete.
4393 (ix86_debug_addr_string): Delete.
4394 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
4395 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
4396 (ix86_align_loops_string, ix86_align_jumps_string)
4397 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
4398 (ix86_align_funcs_string): Make static.
4399 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4400 (ix86_handle_option): New function.
4401 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
4402 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
4403 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
4404 of darwin_fix_and_continue_switch.
4405 (darwin_one_byte_bool): Delete.
4406 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
4407 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
4408 to darwin_one_byte_bool.
4409 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
4410 * config/i386/djgpp.opt, config/i386/i386.opt,
4411 * config/i386/sco5.opt: New files.
4413 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4415 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
4416 fp_zero_operand, fp_register_operand, intreg_operand,
4417 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
4418 call_operand, call_operand_address, tgd_symbolic_operand,
4419 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
4420 symbolic_operand, symbolic_memory_operand, label_ref_operand,
4421 sp64_medium_pic_operand, data_segment_operand,
4422 text_segment_operand, splittable_symbolic_memory_operand,
4423 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
4424 eq_or_neq, normal_comp_operator, noov_compare_op,
4425 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
4426 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
4427 const64_operand, const64_high_operand, arith11_operand,
4428 arith10_operand, arith_double_operand, arith_double_4096_operand,
4429 arith_double_add_operand, arith11_double_operand,
4430 arith10_double_operand, small_int, small_int_or_double,
4431 uns_small_int, uns_arith_operand, clobbered_register,
4432 input_operand, compare_operand): Delete.
4433 (sparc_emit_set_const32): Use predicates in assertion. Remove special
4434 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
4435 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
4436 (GEN_HIGHINT64, GEN_INT64): Delete.
4437 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
4438 gen_safe_XOR64): Adjust for above deletion.
4439 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
4440 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
4441 (legitimate_constant_p): Use const_zero_operand instead.
4442 (sparc_extra_constraint_check): Likewise.
4443 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
4444 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
4445 (PREDICATE_CODES): Delete.
4446 * config/sparc/sparc.md: Include predicates.md.
4447 (All patterns): Adjust for new predicate names.
4448 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
4449 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
4450 (movdi): Use general_operand predicate.
4451 (movdi_sp64_dbl): Delete.
4452 (movdi_const64_special): Add 'N' constraint.
4453 (movdicc): Use arith10_operand predicate.
4454 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
4455 (movdi_cc_reg_sp64): Use arith10_operand predicate.
4456 (movdi_cc_reg_sp64_trunc): Delete.
4457 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
4458 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
4459 (subdi3_sp32): Delete.
4460 (subdi3_insn_sp32): Change to define_insn_and_split.
4461 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
4462 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
4463 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
4464 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
4465 small_int_operand predicate.
4466 (divdi3, udivdi3): Use arith_operand predicate.
4467 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
4468 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
4469 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
4470 (xordi3_sp64_dbl): Delete.
4471 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
4472 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
4473 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
4474 cmp_ccx_set_not): Use arith_operand predicate.
4475 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
4476 * config/sparc/predicates.md: New file.
4478 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
4480 PR tree-optimization/14846
4481 * fold-const.c (fold_single_bit_test_into_sign_test): New,
4483 (fold_single_bit_test): ... here.
4484 (fold_binary): Call fold_single_bit_test_into_sign_test
4485 instead of fold_single_bit_test.
4487 2005-04-20 James E Wilson <wilson@specifixinc.com>
4490 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
4491 is another declaration.
4493 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
4495 * config/cris/predicates.md: New file.
4496 * config/cris/cris-protos.h (cris_store_multiple_op_p)
4497 (cris_movem_load_rest_p): Declare.
4498 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
4499 (cris_movem_load_rest_p): Ditto. Globalize.
4500 (cris_bdap_operand, cris_bdap_biap_operand,
4501 cris_orthogonal_operator, cris_commutative_orth_op,
4502 cris_operand_extend_operator,
4503 cris_additive_operand_extend_operator, cris_extend_operator,
4504 cris_plus_or_bound_operator, cris_mem_op,
4505 cris_general_operand_or_symbol,
4506 cris_general_operand_or_gotless_symbol,
4507 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
4508 cris_load_multiple_op): Remove predicate functions.
4509 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
4510 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
4511 * config/cris/cris.h (PREDICATE_CODES): Don't define.
4512 * config/cris/cris.md: Include predicates.md.
4513 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
4515 2005-04-20 Ian Lance Taylor <ian@airs.com>
4517 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
4518 * c-common.h (STMT_EXPR_STMT): Don't define.
4519 (STMT_EXPR_NO_SCOPE): Don't define.
4520 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
4521 * c-pretty-print.c (pp_c_primary_expression): Likewise.
4522 (pp_c_expression): Likewise.
4524 2005-04-20 Richard Henderson <rth@redhat.com>
4527 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
4529 2005-04-20 Jeff Law <law@redhat.com>
4531 * reload1.c (reload): Ignore equivalences between pseudos and
4534 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
4537 * c-tree.h (struct c_label_list): Update comment.
4538 (struct c_label_context): Rename to struct c_label_context_se.
4539 (label_context_stack): Rename to label_context_stack_se.
4540 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
4541 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
4542 c_end_vm_scope): New.
4543 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
4544 * c-decl.c (pop_scope): Call c_end_vm_scope.
4545 (pushdecl): Call c_begin_vm_scope for variably modified
4547 (define_label): Check for jumping into scope of identifier with
4548 variably modified type. Push label on stack for those defined at
4549 current context of identifiers with variably modified type.
4550 (start_function): Create stack level for context of identifiers
4551 with variably modified type.
4552 (finish_function): Pop stack level for context of identifiers with
4553 variably modified type.
4554 * c-typeck.c (label_context_stack): Rename to
4555 label_context_stack_se.
4556 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
4557 (c_finish_goto_label): Check for jumping into scope of identifier
4558 with variably modified type. Push label on stack for those jumped
4559 to from current context of identifiers with variably modified
4561 (struct c_switch): Add blocked_vm.
4562 (c_start_case): Initialize blocked_vm.
4563 (do_case): Check blocked_vm.
4564 (c_finish_case): Add comment.
4565 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
4566 variable label_context_stack.
4568 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4570 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
4571 conditional_replacement, value_replacement, abs_replacement,
4573 (replace_phi_edge_with_variable): Remove argument BB.
4574 (conditional_replacement, value_replacement,
4575 minmax_replacement, abs_replacement): Remove argument PHI_BB.
4576 Update a call to replace_phi_edge_with_variable.
4578 * tree-ssa-phiopt.c: Fix comments.
4580 2005-04-20 Michael Matz <matz@suse.de>
4583 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
4586 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4588 * tree-ssa-phiopt.c: Fix comment typos.
4590 PR tree-optimization/21116
4591 * tree-ssa-phiopt.c: Fix a typo.
4593 2005-04-19 Richard Henderson <rth@redhat.com>
4595 * builtins.c (expand_builtin_sync_operation): Revert last change.
4596 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
4598 (expand_compare_and_swap_loop): Likewise.
4599 (expand_sync_operation): Remove fallback from NAND to AND; invert
4600 memory operand when expanding from cmpxchg.
4601 (expand_sync_fetch_operation): Likewise.
4602 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
4605 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
4606 when implementing NAND. Fix double-add for AFTER.
4607 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
4608 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
4609 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
4611 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
4614 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
4615 to return old memory value.
4616 (sync_compare_and_swap_cc<IMODE>): Likewise.
4618 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
4619 return pre-reload. Don't consider output or anti dependencies.
4620 * config/ia64/sync.md (IMODE): New.
4621 (modesuffix): Add QI and HI.
4622 (memory_barrier): Simplify expansion.
4623 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
4624 (cmpxchg_acq_<IMODE>): Likewise.
4625 (sync_lock_test_and_set<IMODE>): Likewise.
4626 (sync_lock_release<IMODE>): Likewise.
4628 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
4630 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
4633 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
4635 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
4637 2005-04-20 Michael Pogue <michael.pogue@sun.com>
4638 Joseph S. Myers <joseph@codesourcery.com>
4640 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
4641 * c-typeck.c (build_c_cast): Check these options.
4642 * doc/invoke.texi: Document these options.
4644 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4646 * tree-ssa-phiopt.c: Update a comment about the pass.
4648 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
4650 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
4651 config/mcore/mcore.c: Fix comment typos.
4653 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
4655 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
4656 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
4658 2005-04-19 Paul Brook <paul@codesourcery.com>
4660 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
4662 2005-04-19 Andrew Haley <aph@redhat.com>
4665 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
4666 looking at a field's bitpos.
4668 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4670 * system.h (fopen, fdopen, freopen): Define these to the unlocked
4671 libiberty functions.
4673 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
4675 PR tree-optimization/21096
4676 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
4678 2005-04-19 Alan Modra <amodra@bigpond.net.au>
4681 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
4682 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
4684 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
4686 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
4687 refers to the function being dumped.
4689 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
4691 * varasm.c (assemble_start_function): Remove reset of in_section.
4693 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4695 PR tree-optimization/21085
4696 * fold-const (fold_binary): Don't change X % -C to X % C if C has
4699 2005-04-19 Ben Elliston <bje@au.ibm.com>
4701 * doc/invoke.texi (Optimize Options): Refer to the correct
4702 optimisation flag -ftree-dominator-opts, not -ftree-dom.
4704 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
4706 * config/rs6000/rs6000.c (machopic_output_stub): Increase
4707 alloca argument to be big enough.
4709 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
4712 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
4715 2005-04-18 Tom Tromey <tromey@redhat.com>
4717 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
4720 2005-04-18 Richard Henderson <rth@redhat.com>
4722 * config/alpha/alpha.c (alpha_split_atomic_op): New.
4723 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
4724 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
4725 * config/alpha/alpha-protos.h: Update.
4726 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
4727 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
4728 (attr type): Add ld_l, st_c, mb.
4729 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
4730 iornotsi3, xorsi_internal, xornotsi3): New.
4731 * config/alpha/ev4.md (ev4_ld): Add ld_l.
4732 (ev4_ist_c, ev4_mb): New.
4733 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
4735 * config/alpha/ev6.md (ev6_ild): Add ld_l.
4736 (ev6_ist): Add st_c.
4738 * config/alpha/sync.md: New file.
4740 2005-04-18 Richard Henderson <rth@redhat.com>
4742 * builtins.c (expand_builtin_sync_operation): Fold nand to and
4745 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
4747 2005-04-18 Devang Patel <dpatel@apple.com>
4749 * config/rs6000/atlivec.md (mulv4si3): New pattern.
4751 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4753 PR tree-optimization/20922
4754 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
4755 Fold X + c >= X and fold X - c <= X to true.
4757 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4759 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
4761 (emergency_labeled_state_free): Likewise.
4763 2005-04-18 Nick Clifton <nickc@redhat.com>
4765 * config/h8300/h8300.md (jump): Remove prescan parameter from
4766 calls to final_scan_insn.
4768 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
4769 parameter from calls to final_scan_insn.
4771 * config.gcc (m68hc12): Use the m68hc11.opt file for target
4773 (v850e, v850e1): Use the v850.opt file for target specific
4776 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
4778 PR tree-optimization/21001
4779 * tree-optimize.c (init_tree_optimization_passes): Move the
4780 first pass_forwprop immediately before pass_vrp.
4782 2005-04-17 Ian Lance Taylor <ian@airs.com>
4784 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
4785 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
4786 from enum tree_code op to bool is_sizeof.
4787 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
4788 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
4789 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
4791 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
4793 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
4796 2005-04-17 Ian Lance Taylor <ian@airs.com>
4798 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
4800 2005-04-17 Richard Henderson <rth@redhat.com>
4802 * config/alpha/alpha.c (va_list_skip_additions): Only define if
4804 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
4805 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
4806 of indirection through ssa names while looking for the gpr counter
4808 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
4809 saved va_list_gpr_size and va_list_fpr_size.
4811 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4813 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
4814 both pointers or both integers.
4816 * tree-vrp.c (maybe_add_assert_expr): Don't assert
4817 ASSERT_EXPRs for single-use variable.
4819 * tree-into-ssa.c: Fix a comment typo.
4821 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
4823 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
4824 -mipsN before forcing a default of -mips2.
4826 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4828 * predict.h (IS_TAKEN): Remove.
4829 * rtl.h (NOTE_PREDICTION): Likewise.
4831 * modulo-sched.c (CFG_HOOKS): Remove.
4833 * c-parser.c (N_C_TTYPES): Remove.
4835 * tree-flow-inline.h (get_stmt_operands): Remove.
4836 * lambda-code.c, tree-ssa-loop-unswitch.c,
4837 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
4838 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
4839 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
4840 calls to get_stmt_operands.
4841 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
4843 2005-04-17 Richard Henderson <rth@redhat.com>
4846 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
4847 of CUMULATIVE_ARGS past the last named argument.
4848 (alpha_va_start): Expect pretend_args_size only if strictly less than
4851 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4854 * builtins.c (expand_builtin_strcat): Convert the result of
4855 strlen to the right type.
4856 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
4857 avoid creating type mismatches.
4858 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
4861 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
4863 2005-04-16 Richard Henderson <rth@redhat.com>
4866 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
4867 Use the mode of boolean_type_node when the user doesn't provide one.
4868 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
4870 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
4873 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
4876 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
4879 2005-04-16 Roger Sayle <roger@eyesopen.com>
4880 Steven Bosscher <stevenb@suse.de>
4882 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
4883 (fold_unary_to_constant): Likewise.
4885 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
4887 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
4890 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
4892 * doc/install.texi (Specific): Avoid using asterisks in @anchor
4893 names related to target triplets.
4894 Remove i?86-*-esix from platform directory.
4895 Remove powerpc-*-eabiaix from platform directory.
4897 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
4900 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
4901 falling through from SUBREG case to REG.
4903 2005-04-15 Roger Sayle <roger@eyesopen.com>
4905 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
4906 (fold_binary): Update comment mentioning fold_relational_hi_lo.
4907 (fold_binary_to_constant): Simplify using fold_binary.
4908 (fold_unary_to_constant): Likewise, simplify using fold_unary.
4910 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4912 * gthr-posix.c (pthread_cancel): Define.
4913 (pthread_mutexattr_init): Likewise.
4914 (pthread_mutexattr_settype): Likewise.
4915 (pthread_mutexattr_destroy): Likewise.
4917 2005-04-15 David S. Miller <davem@davemloft.net>
4920 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
4922 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4924 PR tree-optimization/21031
4925 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
4926 (forward_propagate_into_cond_1): Call it. Forward propagate
4927 integer-integer casts into COND_EXPRs.
4929 2005-04-15 Dave Korn <dave.korn@artimi.com>
4931 * gcc.c (default_compilers): Clarify obscure error message when
4932 reading from standard input.
4934 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4936 * basic-block.h (PROP_EQUAL_NOTES): Remove.
4937 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
4939 * tree-ssa-alias.c (init_alias_info): Remove a call to
4942 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
4944 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
4945 of non-virtual PHI nodes like we use to.
4947 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
4949 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
4950 (attr_copy_rtx): Do not use it.
4952 2005-04-15 Andrew Macleod <amacleod@redhat.com>
4954 * doc/tree-ssa.texi: Grammer/abbreviation updates.
4956 2005-04-15 Diego Novillo <dnovillo@redhat.com>
4958 * tree-vect-transform.c (vectorizable_store): Mark necessary
4959 objects in the vectorized store needing renaming. Update the
4960 SSA graph for V_MAY_DEF operands in the original store.
4962 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
4964 * tree-ssa-pre.c (compute_avail): It's okay to have
4965 TREE_INVARIANT's here, and value number the resulting expressions.
4966 (create_expression_by_pieces): Make sure operands that were
4967 min_invariant when we started, stay that way.
4969 2005-04-15 David Edelsohn <edelsohn@gnu.org>
4971 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
4973 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4975 PR tree-optimization/20936.
4976 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
4978 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4980 * doc/invoke.texi: Fix typos.
4981 * doc/md.texi: Likewise.
4982 * doc/rtl.texi: Likewise.
4983 * doc/sourcebuild.texi: Likewise.
4984 * doc/tm.texi: Likewise.
4986 2005-04-15 Uros Bizjak <uros@kss-loka.si>
4988 PR tree-optimization/21004
4989 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
4990 and floorl in c99 mode only.
4991 * builtins.c (expand_builtin_int_roundingfn): Assert that
4992 fallback_fndecl is not NULL_TREE.
4994 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4996 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
4997 * basic-block.h: Update the prototype for
4998 purge_all_dead_edges.
4999 * cfgexpand.c (tree_expand_cfg): Update a call to
5000 purge_all_dead_edges.
5001 * combine.c (combine_instructions): Likewise.
5002 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
5003 rest_of_handle_cse2, rest_of_handle_gcse,
5004 rest_of_handle_postreload): likewise.
5006 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
5009 * gimplify.c (gimplify_addr_expr): Compensate for removal of
5010 e.g. cv-qualification conversions.
5012 2005-04-14 Mike Stump <mrs@apple.com>
5014 * config/darwin-c.c (framework_construct_pathname): We must
5015 find all headers of a framework in the first instance of it
5016 found in the seach path.
5018 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
5020 PR tree-optimization/21021
5021 * tree-vrp.c (compare_values): Work around a bug in the front
5022 end that produces a comparison of mismatched types.
5024 2004-04-14 Richard Henderson <rth@redhat.com>
5026 * config/ia64/ia64.h (enum fetchop_code): Remove.
5027 (enum ia64_builtins): Move ...
5028 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
5029 members except BSP and FLUSHRS.
5030 (ia64_init_builtins): Remove __sync builtins.
5031 (ia64_expand_builtin): Likewise.
5032 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
5033 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
5034 (ia64_expand_lock_release): Remove.
5035 * config/ia64/ia64.md (mf): Move to sync.md.
5036 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
5037 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
5038 * config/ia64/sync.md: New file.
5039 (memory_barrier): Rename from mf.
5040 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
5041 (cmpxchg_acq_<I48MODE>): Likewise.
5042 (sync_lock_test_and_set<I48MODE>): Likewise.
5044 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
5045 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
5047 2004-04-14 Richard Henderson <rth@redhat.com>
5049 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
5050 (ix86_compare_emitted): New.
5051 (ix86_expand_compare): Use ix86_compare_emitted if set.
5052 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
5053 and ix86_compare_op0 are set.
5054 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
5055 (TARGET_CMPXCHG, TARGET_XADD): New.
5056 (ix86_compare_emitted): Declare.
5057 * config/i386/i386.md: Include sync.md
5058 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
5059 (UNSPECV_XCHG, UNSPECV_LOCK): New.
5060 * config/i386/sync.md: New file.
5062 2004-04-14 Richard Henderson <rth@redhat.com>
5065 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
5066 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
5067 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
5068 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
5069 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
5070 BT_FN_I8_VPTR_I8_I8): New.
5071 * builtins.def (DEF_SYNC_BUILTIN): New.
5072 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
5073 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
5074 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
5075 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
5076 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
5077 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
5078 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
5079 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
5080 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
5081 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
5082 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
5083 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
5084 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
5085 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
5086 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
5087 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
5088 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
5089 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
5090 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
5091 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
5092 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
5093 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
5094 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
5095 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
5096 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
5097 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
5098 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
5099 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
5100 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
5101 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
5102 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
5103 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
5104 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
5105 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
5106 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
5107 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
5108 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
5109 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
5110 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
5111 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
5112 BUILT_IN_SYNCHRONIZE: New.
5113 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
5114 as a function. Accept __sync_ as a prefix as well.
5115 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
5116 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
5117 expand_builtin_lock_release): New.
5118 (expand_builtin): Call them.
5119 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
5120 neither BOTH_P nor FALLBACK_P are defined.
5121 (builtin_type_for_size): New.
5122 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
5123 (resolve_overloaded_builtin): New.
5124 * c-common.h (resolve_overloaded_builtin): Declare.
5125 (builtin_type_for_size): Declare.
5126 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
5127 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
5128 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
5129 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
5130 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
5131 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
5132 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
5133 sync_compare_and_swap_cc, sync_lock_test_and_set,
5134 sync_lock_release): New.
5135 * optabs.h: Declare them.
5136 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
5137 expand_sync_operation, expand_sync_fetch_operation,
5138 expand_sync_lock_test_and_set): Declare.
5139 * genopinit.c (optabs): Add sync optabs.
5140 * optabs.c (init_optabs): Initialize sync optabs.
5141 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
5142 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
5143 expand_sync_operation, expand_sync_fetch_operation,
5144 expand_sync_lock_test_and_set): New.
5145 * doc/extend.texi (Atomic Builtins): New section
5146 * doc/md.texi (Standard Names): Add sync patterns.
5148 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
5150 * tree-eh.c (lower_try_finally_copy): Generate new code in
5151 response to goto_queue entries as if the queue was sorted by
5152 index, not pointers.
5153 (lower_try_finally_switch): Likewise.
5155 2005-04-14 Richard Henderson <rth@redhat.com>
5157 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
5158 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
5160 (ix86_expand_fp_movcc): Update to match.
5161 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
5162 * config/i386/i386-protos.h: Update.
5163 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
5164 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
5166 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
5168 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
5171 2005-04-14 Julian Brown <julian@codesourcery.com>
5173 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
5174 link failures on ppc64 Linux.
5176 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
5178 * config.gcc: Set cpu_type for s390.
5180 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
5182 Fix PR tree-optimization/20963
5183 * tree-ssa-pre.c (compute_avail): Remove special case for
5185 (create_expression_by_pieces): Add value numbers for forced out
5188 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
5190 * config/cris/cris.md: Replace references to (reg:SI 16) with
5191 (reg:SI CRIS_SRP_REGNUM).
5193 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
5195 PR tree-optimization/20657
5196 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
5197 create an appropriate range from it.
5199 2005-04-14 Uros Bizjak <uros@kss-loka.si>
5201 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
5202 <UNSPEC_FIST_CEIL> case.
5204 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
5205 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
5206 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
5207 to implement lfloor and llfloor built-ins as x87 intrinsic function.
5208 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
5209 (lfloor<mode>2): New expanders.
5210 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
5211 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
5212 to implement lceil and llceil built-ins as x87 intrinsic function.
5213 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
5214 (lceil<mode>2): New expanders.
5216 2005-04-14 Uros Bizjak <uros@kss-loka.si>
5218 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
5219 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
5221 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
5224 * config/s390/s390-modes.def: Define TFmode.
5226 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
5228 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
5229 (JUMP_TABLES_IN_TEXT_SECTION): Define.
5230 * config/mips/mips.c (mips16_insn_length): Remove reference to
5231 JUMP_TABLES_IN_TEXT_SECTION.
5233 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
5235 * simplify-rtx.c (simplify_binary_operation_1): Return
5236 scalar or vector of constant 0, depending on the xor's
5239 2005-04-13 Dale Johannesen <dalej@apple.com>
5241 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
5242 (objc-act.o): Ditto.
5243 * objc/objc-act.c (objc_gimplify_expr): New.
5244 (objc_get_callee_fndecl): New.
5245 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
5246 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
5247 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
5249 2005-04-13 Devang Patel <dpatel@apple.com>
5251 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
5254 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
5256 CRIS prologue as RTL.
5257 * config/cris/cris-protos.h (cris_emit_movem_store)
5258 (cris_expand_prologue): Prototype.
5259 * config/cris/cris.c (struct machine_function): New member
5261 (cfa_label_num, cris_target_asm_function_prologue): Remove.
5262 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
5263 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
5264 (cris_load_multiple_op, cris_return_address_on_stack)
5265 (cris_return_address_on_stack_for_return): ISO-Cify.
5266 (cris_store_multiple_op): New predicate function.
5267 (cris_expand_prologue, cris_emit_movem_store): New functions.
5268 (cris_print_operand) <case 'O'>: Handle modifications other than
5270 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
5271 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
5272 (cris_gen_movem_load): Rearrange slightly to make local variable
5273 src a parameter, removing osrc.
5274 (cris_setup_incoming_varargs): Set machine_function member
5275 stdarg_regs to correspond to the number of registers that need to
5277 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
5279 (PREDICATE_CODES): Add cris_store_multiple_op. Make
5280 cris_general_operand_or_gotless_symbol accept UNSPEC.
5281 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
5282 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
5283 ("*cris_store_multiple"): New pattern. Tweak common comment above
5284 this and "*cris_load_multiple".
5285 ("prologue"): New define_expand.
5287 * config/cris/cris.md ("epilogue"): Conditionalize on
5288 TARGET_PROLOGUE_EPILOGUE.
5290 2005-04-13 Steve Ellcey <sje@cup.hp.com>
5293 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
5294 fpsr 0 instead of fpsr 1.
5295 (divsf3_internal_thr): Ditto.
5296 (divdf3_internal_lat): Ditto.
5297 (divdf3_internal_thr): Ditto.
5298 (divxf3_internal_lat): Ditto.
5299 (divxf3_internal_thr): Ditto.
5301 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
5303 PR tree-optimization/20913
5304 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
5306 PR tree-optimization/20702
5307 * tree-vrp.c (maybe_add_assert_expr): Recurse into
5308 dominator children that haven't been walked into.
5310 2005-04-13 Julian Brown <julian@codesourcery.com>
5312 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
5313 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
5316 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
5318 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
5319 config/i386/sse.md: Fix comment typos.
5321 * genattrtab.c (NULL_ATTR): Remove.
5322 * ifcvt.c (NULL_EDGE): Likewise.
5324 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
5326 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
5327 NOTE_PREDICT): Remove.
5329 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5331 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
5332 * configure: Regenerate.
5333 * config.in: Likewise.
5334 * system.h: Declare vsnprintf if not already declared.
5336 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5338 * optc-gen.awk: Handle stand-alone Mask records.
5339 * opth-gen.awk: Likewise.
5340 * doc/options.texi (Option file format): Document them.
5341 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
5342 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
5343 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
5344 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
5345 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
5346 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
5347 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
5348 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
5349 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
5350 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
5351 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
5352 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
5353 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
5354 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
5355 TARGET_LONG_DOUBLE_128): Likewise.
5356 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
5357 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
5358 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
5359 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
5360 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
5361 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
5362 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
5363 * config/sparc/sparc.c (fpu_option_set): New global.
5364 (sparc_handle_option): New function.
5365 (sparc_override_options): Test fpu_option_set.
5366 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
5367 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
5368 * config/sparc/sparc.opt: New file.
5369 * config/sparc/little-endian.opt: Likewise.
5370 * config/sparc/long-double-switch.opt: Likewise.
5372 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
5374 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
5375 (bfin_handle_options): Set it if -mshared-library-id= is seen.
5376 * config/bfin/bfin.opt (mshared-library-id=): Lose
5377 Var(bfin_lib_id_given).
5379 2005-04-13 Matt Thomas <matt@3am-software.com>
5381 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
5384 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
5386 * rtl.h (CLEAR_RTX_FLAGS): Remove.
5388 * cgraphunit.c (INSNS_PER_CALL): Remove.
5390 * tree-ssa-forwprop.c (vars,
5391 record_single_argument_cond_exprs,
5392 substitute_single_use_vars): Remove.
5393 (forward_propagate_into_cond_1, forward_propagate_into_cond):
5395 (tree_ssa_forward_propagate_single_use_vars): Call
5396 forward_propagate_into_cond for each COND_EXPR.
5398 * tree-inline.c (INSNS_PER_STMT): Remove.
5400 2005-04-12 Richard Henderson <rth@redhat.com>
5402 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
5403 (ix86_expand_sse_fp_minmax): ... from ...
5404 (ix86_expand_fp_movcc): ... here.
5405 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
5406 * config/i386/i386-protos.h: Update.
5407 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
5408 (sse_setccsf, sse_setccdf): Allow before reload.
5409 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
5410 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
5411 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
5412 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
5413 (anddf3, nanddf3, iordf3, xordf3): New.
5415 2005-04-12 Jeff Law <law@redhat.com>
5417 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
5418 (tree-ssa-uncprop.o): Add dependencies.
5419 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
5420 * tree-flow.h (remove_useless_stmts): Remove prototype.
5421 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
5422 remove_useless_stmts.
5423 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
5424 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
5425 * tree-pass.h (pass_uncprop): Declare.
5426 * tree-ssa-uncprop.c: New file.
5428 2005-04-12 James E. Wilson <wilson@specifixinc.com>
5431 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
5433 2005-04-12 Caroline Tice <ctice@apple.com>
5435 Temporary fix for partitioning problems.
5436 * passes.c (rest_of_handle_final): Remove code that
5437 frees unlikely_text_section_name,
5438 * varasm.c (assemble_start_function): Test for partitioning
5439 flag before writing out section labels.
5440 (assemble_end_function): Test for partitioning flag before
5441 writing out section labels.
5443 2005-04-12 Steven Bosscher <stevenb@suse.de>
5444 Stuart Hastings <stuart@apple.com>
5445 Jan Hubicka <jh@suse.cz>
5447 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
5448 references to gt-tree-cfg.h.
5449 * basic-block.h (struct basic_block_def): Don't skip rbi
5450 for garbage collection.
5451 (struct reorder_block_def): Make GTY-able.
5452 (struct control_flow_graph): New structure.
5453 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
5454 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
5455 but instead defines to the control_flow_graph for cfun.
5456 (label_to_block_map): New define, points to the label map of
5457 the control_flow_graph for cfun.
5458 (n_edges_for_function, n_basic_blocks_for_function,
5459 last_basic_block_for_function, basic_block_info_for_function,
5460 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
5461 basic_block_info_for_function, label_to_block_map_for_function):
5462 Counterparts for the above, taking a struct function as an extra
5464 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
5465 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
5466 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
5467 (alloc_rbi_pool, free_rbi_pool): Remove.
5468 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
5469 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
5471 (cfg_layout_finalize) ... and don't free it here.
5472 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
5474 * flow.c (free_basic_block_vars): Set label_to_block_map and
5475 n_edges to zero too.
5476 * function.h (struct function): Add cfg field.
5477 * function.c (allocate_struct_function): Allocate the cfg.
5478 * tree-cfg.c (label_to_block_map): Remove.
5479 (build_tree_cfg): Don't allocate the rbi pool here...
5480 (delete_tree_cfg_annotations): ...and don't free it here.
5481 Also don't nullify label_to_block_map for cfun.
5483 2005-04-12 Caroline Tice <ctice@apple.com>
5485 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5486 Revert my patch from April 9.
5487 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
5488 (reorder_basic_blocks): Revert my patch from April 9.
5489 (insert_section_boundary_note): Revert my patch from April 9.
5490 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
5491 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
5492 (COLD_END_LABEL): Revert my patch from April 9.
5493 (cold_text_section_label): Revert my patch from April 9.
5494 (cold_end_label): Revert my patch from April 9.
5495 (dwarf2out_switch_text_section): Revert my patch from April 9.
5496 (output_aranges): Revert my patch from April 9.
5497 (output_ranges): Revert my patch from April 9.
5498 (output_line_info): Revert my patch from April 9.
5499 (add_location_or_const_value_attribute): Revert my patch from April 9.
5500 (dwarf2out_var_location): Revert my patch from April 9.
5501 (dwarf2out_init): Revert my patch from April 9.
5502 (dwarf2out_finish): Revert my patch from April 9.
5503 * function.h (struct function): Revert my patch from April 9.
5504 * opts.c (decode_options): Revert my patch from April 9.
5505 * output.h (unlikely_section_label, hot_section_label,
5506 hot_section_end_label, cold_section_end_label,
5507 unlikely_text_section_name): Revert my patch from April 9.
5508 * passes.c (rest_of_handle_final): Revert my patch from April 9.
5509 * varasm.c (unlikely_section_label, hot_section_label,
5510 hot_section_end_label, cold_section_end_label,
5511 unlikely_text_section_name): Revert my patch from April 9.
5512 (initialize_cold_section_name): Revert my patch from April 9.
5513 (unlikely_text_section): Revert my patch from April 9.
5514 (in_unlikely_text_section): Revert my patch from April 9.
5515 (named_section): Revert my patch from April 9.
5516 (function_section): Revert my patch from April 9.
5517 (current_function_section): Revert my patch from April 9.
5518 (assemble_start_function): Revert my patch from April 9.
5519 (assemble_end_function): Revert my patch from April 9.
5520 (default_section_type_flags_1): Revert my patch from April 9.
5522 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5524 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
5525 * config/sparc/sparc.md (untyped_call): Save the registers manually.
5527 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
5529 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
5532 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
5533 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
5535 2004-04-12 Richard Henderson <rth@redhat.com>
5537 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
5538 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
5539 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
5540 (UNSPEC_*, UNSPECV_*): Renumber.
5542 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
5545 From Richard Henderson <rth@redhat.com>:
5546 * tree-mudflap.c (mf_build_check_statement_for): Correct block
5549 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
5551 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
5553 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
5555 * config/bfin/bfin.c (bfin_library_id_string): Remove.
5556 (bfin_library_id): New variable.
5557 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
5558 instead of bfin_library_id_string.
5559 (bfin_handle_option): New function.
5560 (override_options): Remove most code to deal with shared library IDs,
5561 just check they aren't used without -mid-shared-library.
5562 (TARGET_HANDLE_OPTION): Define.
5563 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
5564 * config/bfin/bfin.opt (mshared-library-id=): New.
5566 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
5568 * tree-vect-transform.c: Fix comment typos.
5570 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
5572 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
5573 split critical edges when not possible/profitable.
5575 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
5577 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
5578 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
5579 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
5580 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
5581 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
5582 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
5583 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
5584 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
5586 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
5587 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5588 * config/ns32k/ns32k.opt: New file.
5590 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
5592 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
5593 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
5594 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
5595 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
5596 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
5597 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
5598 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
5599 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
5600 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
5601 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
5602 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
5603 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
5604 (MASK_COLDFIRE): Formatting fixes.
5605 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
5606 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
5607 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
5608 "_current_shared_library_a5_offset_".
5609 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5610 (MASK_ALL_CPU_BITS): New macro.
5611 (m68k_handle_option): New function.
5612 (override_options): Remove handling of m68k_library_id_string.
5613 * config/m68k/m68k.opt: New file.
5614 * config/m68k/ieee.opt: New file.
5616 2005-04-11 Mark Mitchell <mark@codesourcery.com>
5618 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5619 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
5620 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5621 (TARGET_CXX): Adjust accordingly.
5622 * target.h (struct gcc_target): Remove epxort_class_data. Add
5623 determine_class_data_visibility and class_data_always_comdat.
5624 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5625 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
5626 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5627 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
5628 (arm_cxx_determine_class_data_visibility): New.
5629 (arm_cxx_class_data_always_comdat): Likewise.
5630 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5631 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
5632 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5633 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
5634 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
5637 2005-04-11 Devang Patel <dpatel@apple.com>
5639 * tree-data-ref.c (build_classic_dist_vector,
5640 compute_subscript_distance): Make externally visible.
5641 * tree-data-ref.h (build_classic_dist_vector,
5642 compute_subscript_distance): Same.
5643 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5644 Check distance vector against vectorization factor.
5645 (vect_analyze_loop): Determine vectorizaion factor before
5646 analyzing data dependences.
5647 * tree-vectorizer.c (loops_num): Make it externally visible and
5649 * tree-vectorizer.c (vect_loops_num): ... new name.
5650 * tree-vectorizer.h (vect_loops_num): New.
5652 2005-04-11 Devang Patel <dpatel@apple.com>
5654 * tree-vect-analyze.c (vect_analyze_operations): Check
5655 vectorizable codition.
5656 * tree-vect-transform.c (vect_is_simple_cond): New function.
5657 (vectorizable_condition): New function.
5658 (vect_transform_stmt): Handle condition_vec_info_type.
5659 * tree-vectorizer.h (enum stmt_vec_info_type): Add
5660 condition_vec_info_type.
5661 (vectorizable_condition): New.
5663 2005-04-11 Geoffrey Keating <geoffk@apple.com>
5665 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
5666 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
5667 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
5669 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
5670 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
5672 * dwarf2out.c (output_line_info): Don't try to dereference
5673 a NULL current_function_decl.
5675 * config/t-slibgcc-darwin: Don't put shared libraries in
5676 directories other than $(slibdir).
5677 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
5680 2005-04-11 Diego Novillo <dnovillo@redhat.com>
5682 PR tree-optimization/20933
5683 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
5684 logic to reject aliases between read-only and writable
5686 (may_alias_p): ... here.
5687 (get_tmt_for): Do not associate read-only tags to pointers
5688 whose pointed-to type is not read-only.
5689 * tree-ssa.c (verify_ssa): Check that memory stores have at
5690 least one V_MAY_DEF or V_MUST_DEF.
5692 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5695 * configure.ac (gcc_UNLOCKED_FUNCS): New.
5696 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
5697 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
5698 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
5700 (fwrite_unlocked): Fix prototype.
5702 * configure, config.in: Regenerate.
5704 2005-04-11 David Edelsohn <edelsohn@gnu.org>
5706 * tree-ssa-loop-im.c: Include real.h.
5707 (determine_invariantness_stmt): If real division divisor is
5708 invariant and flag_unsafe_math_optimizations enabled, generate
5709 invariant reciprocal for hoisting.
5710 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
5712 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
5714 Fix PR tree-optimization/20926
5716 * tree-ssa-alias.c (add_type_alias): Handle subvars.
5718 2005-04-11 Devang Patel <dpatel@apple.com>
5720 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
5723 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
5725 * fold-const.c (fold_binary_op_with_conditional_arg):
5726 use fold_buildN instead of "fold (buildN" in some
5728 (fold_unary): Likewise.
5729 (fold_binary): Likewise.
5731 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
5733 Fix PR tree-optimization/20612
5734 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
5736 (perfect_nestify): preheaderbb is *not* part of loop of the
5739 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
5741 * tree-ssa-alias.c (may_alias_p): If the variable
5742 is a global variable and the pointer is parameter
5743 and -fargument-noalias-global is used, then
5744 the pointer cannot alias the variable.
5746 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
5748 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
5749 * config/sparc/sparc.h: Likewise.
5750 * config/sparc/sparc.md: Likewise.
5752 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
5754 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
5756 * tree-vrp.c: Fix a comment typo.
5758 2005-04-11 Diego Novillo <dnovillo@redhat.com>
5760 PR tree-optimization/20920
5761 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
5762 SSA_NAME flows through an abnormal edge.
5763 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
5764 through abnormal edges.
5765 (maybe_add_assert_expr): Likewise.
5767 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
5769 * config/s390/s390.h (s390_tune_string, s390_arch_string)
5770 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
5771 (s390_stack_size_string, s390_stack_guard_string, target_flags)
5772 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
5773 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
5774 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
5775 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
5776 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
5777 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
5778 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
5779 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5780 (TARGET_HANDLE_OPTION): Likewise.
5781 (s390_tune): Initialize to PROCESSOR_max.
5782 (s390_arch_string): Make static.
5783 (s390_tune_string, s390_warn_framesize_string): Delete.
5784 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
5785 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
5786 (s390_handle_arch_option, s390_handle_option): New functions.
5787 (override_options): Remove parsing of option strings.
5788 * config/s390/s390.opt: New file.
5790 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
5792 * tree-complex.c (expand_vector_operations): Call
5793 update_stmt_if_modified.
5795 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
5797 * tree-vect-analyze (vect_determine_vectorization_factor):
5798 Do not use GET_MODE_NUNITS.
5799 * tree-vect-transform.c (vect_get_vec_def_for_operand,
5800 (vectorizable_load, vect_transform_loop): Likewise.
5802 2005-04-11 Uros Bizjak <uros@kss-loka.si>
5804 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
5805 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
5806 * optabs.h (enum optab_index): Add new OTI_lceil.
5807 (lceil_optab): Define corresponding macro.
5808 * optabs.c (init_optabs): Initialize lceil_optab.
5809 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
5810 and lceildi2 patterns.
5811 * builtins.c (expand_builtin_int_roundingfn): Handle
5812 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
5813 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
5814 BUILT_IN_LLCEIL{,F,L}.
5815 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
5816 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
5817 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
5818 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
5819 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
5820 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
5821 into lceil built-in function and (long long int)ceil{,f,l} into
5822 llceil built-in function.
5823 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
5826 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5828 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
5831 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
5833 * config/arm/arm.c: Fix a comment typo.
5834 * doc/tree-ssa.texi: Fix a typo.
5836 2005-04-10 Steven Bosscher <stevenb@suse.de>
5838 * cselib.c (clear_table): Rename to cselib_clear_table.
5839 * cselib.h (cselib_clear_table): Add prototype.
5840 * gcse.c (gcse_main): Make 'f' argument unused.
5841 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
5842 of each basic block instead.
5843 (compute_sets, compute_hash_table_work): Likewise.
5844 (constprop_register): Change int 'alter_jumps' argument to bool.
5845 (do_local_cprop): Likewise.
5846 (local_cprop_pass): Likewise. Also walk basic blocks instead of
5847 the insn chain. Explicitly clear the cselib tables after finishing
5848 one basic block. Make sure there are no unterminated libcall blocks.
5849 Update compute_sets call.
5850 (cprop): Walk basic blocks instead of the insn chain.
5851 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
5853 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
5854 one_cprop_pass calls.
5856 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
5858 * combine.c (combine_simplify_rtx): Remove a transformation that
5859 relies on an invalid assumption about rtl sign-extension semantics.
5861 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
5863 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
5864 to build_int_cst_wide.
5866 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
5869 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
5870 set the original address pseudo to the correct value before the
5871 original insn, if possible, and leave the insn alone, otherwise
5872 create a new pseudo, set it and replace it in the insn.
5873 * recog.c (validate_change_maybe_volatile): New.
5874 * recog.h (validate_change_maybe_volatile): Declare.
5876 2005-04-09 Caroline Tice <ctice@apple.com>
5878 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5879 Remove targetm.have_named_sections test.
5880 (fix_edges_for_rarely_executed_code): Likewise.
5881 (insert_section_boundary_note): Likewise.
5882 (reorder_basic_blocks): Check partitioning flag before calling
5883 verify_hot_cold_block_grouping.
5884 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
5885 the function struct rather than global variables.
5886 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
5887 (COLD_END_LABEL): Likewise
5888 (cold_text_section_label): New static global variable.
5889 (cold_end_label): Likewise.
5890 (dwarf2out_switch_text_section): Get hot/cold section labels from
5891 the function struct rather than global variables.
5892 (output_aranges): Use cold_text_section_label and cold_end_label;
5893 check partitioning flag before putting out delta.
5894 (output_ranges): Remove incorrect code attempting to use
5896 (output_line_info): Get cold section label from function struct.
5897 (add_location_or_const_value_attribute): Likewise.
5898 (get_subprogram_die): Get hot/cold section labels from function struct.
5899 (dwarf2out_var_location): Likewise.
5900 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
5901 write out cold_text_section_label if partition flag is set.
5902 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
5903 * function.h (struct function): Add new fields to point to hot/cold
5904 section labels: hot_section_label, cold_section_label,
5905 hot_section_end_label and cold_section_end_label; also add new field
5906 for cold text section name, unlikely_text_section_name.
5907 * opts.c (decode_options): Turn off partitioning flag if
5908 !targetm.have_named_sections.
5909 * output.h (hot_section_label): Remove.
5910 (hot_section_end_label): Remove.
5911 (cold_section_end_label): Remove.
5912 (unlikely_section_label): Remove.
5913 (unlikely_text_section_name): Remove.
5914 * passes.c (rest_of_handle_final): Remove code that frees
5915 unlikely_text_section_name.
5916 * varasm.c (unlikely_section_label): Remove.
5917 (hot_section_label): Remove.
5918 (hot_section_end_label): Remove.
5919 (cold_section_end_label): Remove.
5920 (unlikely_text_section_name): Remove.
5921 (initialize_cold_section_name): Modify to call
5922 targetm.strip_name_encoding; to store cold section name in current
5923 function struct, if it exists; and to only use the decl_section_name
5924 if flag_named_sections is true.
5925 (unlikely_text_section): Modify to get section name out of current
5926 function struct, if there is one; otherwise build it from
5927 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
5928 (in_unlikely_text_section): Likewise.
5929 (named_section): Modify to get/put cold section name in current function
5930 struct, if there is one.
5931 (function_section): Change 'bool unlikely' to 'int reloc'; check
5932 targetm.have_named_sections before calling named_section.
5933 (current_function_section): Likewise.
5934 (assemble_start_function): Modify to get/put unlikely_text_section_name
5935 in current function struct; modify to get hot/cold section labels
5936 from function struct; initialize labels using
5937 ASM_GENERATE_INTERNAL_LABEL;
5938 test partitioning flag before writing out hot section label.
5939 (assemble_end_function): Test partitioning flag before writing out
5940 hot/cold section labels.
5941 (default_section_type_flags_1): Modify to use array instead of
5942 char* for unlikely_text_section_name; set flags correctly for
5943 cold text section if there is not a current function decl.
5945 2005-04-09 Jakub Jelinek <jakub@redhat.com>
5947 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
5948 and TI_VA_LIST_FPR_COUNTER_FIELD.
5949 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
5950 * tree-pass.h (pass_stdarg): Add.
5951 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
5952 * tree-stdarg.c: New file.
5953 * tree-stdarg.h: New file.
5954 * Makefile.in (OBJS-common): Add tree-stdarg.o.
5955 (tree-stdarg.o): Add dependencies.
5956 * function.h (struct function): Add va_list_gpr_size and
5957 va_list_fpr_size fields.
5958 * function.c (allocate_struct_function): Initialize them.
5959 * target.h (struct gcc_target): Add stdarg_optimize_hook.
5960 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5961 (TARGET_INITIALIZER): Add it.
5963 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
5964 va_list_{g,f}pr_counter_field.
5965 (ix86_setup_incoming_varargs): Don't do anything if reg_save
5966 area will not be used. Only save registers that tree-stdarg.c
5967 detected they need saving.
5968 (ix86_va_start): Don't set up fields that won't be used.
5970 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
5971 va_list_{g,f}pr_counter_field.
5972 (setup_incoming_varargs): Don't do anything if reg_save
5973 area will not be used. Only save registers that tree-stdarg.c
5974 detected they need saving.
5975 (rs6000_va_start): Don't set up fields that won't be used.
5977 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
5978 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
5979 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
5980 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5982 2005-04-09 Jakub Jelinek <jakub@redhat.com>
5985 * config/i386/i386.c (construct_container): Pass empty aligned
5986 struct, union or class in memory.
5988 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
5990 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
5991 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
5992 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
5993 config/rs6000/predicates.md: Fix comment typos.
5995 * sched-int.h (haifa_insn_data): Remove blockage and units.
5996 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
5997 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
5998 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
6000 2005-04-09 Jan Hubicka <jh@suse.cz>
6001 Steven Bosscher <stevenb@suse.de>
6003 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
6004 * cfgloop.c (get_loop_exit_edges): Likewise.
6005 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
6007 * loop-unroll.c (analyze_insns_in_loop): Likewise.
6008 * tree-cfg.c (dump_cfg_status): Likewise.
6010 2005-04-09 David Edelsohn <edelsohn@gnu.org>
6012 * config/rs6000/predicates.md (altivec_register_operand): Remove
6013 redundant match_code test.
6014 (gpc_reg_operand): Same.
6015 (cc_reg_operand): Same.
6016 (cc_reg_not_cr0_operand): Same.
6018 2005-04-09 Jan Hubicka <jh@suse.cz>
6020 Forgotten hunk from my last merge patch:
6021 * final.c (output_addr_const): Do not call mark_referenced.
6023 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
6025 * doc/tree-ssa.texi: Add immediate use documentation.
6027 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
6029 * arm.c (FL_WBUF): Define.
6030 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
6031 (arm_is_6_or_7): Delete.
6032 (arm_tune_wbuf): New.
6033 (arm_override_options): Set arm_tune_wbuf.
6034 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
6035 (arm_is_6_or_7): Delete declaration.
6036 (arm_tune_wbuf): New declartion.
6037 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
6038 (model_wbuf): Derive from arm_tune_wbuf.
6039 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
6040 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
6041 (arm740t): Mark CPUs as having a write buffer.
6043 2005-04-09 Uros Bizjak <uros@kss-loka.si>
6045 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
6046 of 'const_double_operand' in operand 2 constraints. Update enable
6049 2005-04-09 Uros Bizjak <uros@kss-loka.si>
6051 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
6052 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
6053 * optabs.h (enum optab_index): Add new OTI_lfloor.
6054 (lfloor_optab): Define corresponding macro.
6055 * optabs.c (init_optabs): Initialize lfloor_optab.
6056 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
6057 and lfloordi2 patterns.
6058 * builtins.c (expand_builtin_int_roundingfn): New prototype.
6059 (expand_builtin_int_roundingfn): New function.
6060 (fold_builtin_int_roundingfn): New prototype.
6061 (fold_builtin_int_roundingfn): New function, renamed from
6062 fold_builtin_lround.
6063 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
6064 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
6065 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
6066 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
6067 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
6068 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
6069 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
6070 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
6071 into lfloor built-in function and (long long int)floor{,f,l} into
6072 llfloor built-in function.
6073 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
6076 2005-04-08 Ian Lance Taylor <ian@airs.com>
6078 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
6079 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
6080 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
6081 (DO_COND, DO_BODY): Likewise.
6082 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
6083 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
6084 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
6085 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
6086 (build_continue_stmt, build_break_stmt): Don't declare.
6087 (c_do_switch_warnings): Update declaration.
6088 * c-gimplify.c (enum bc_t): Remove.
6089 (struct c_gimplify_ctx, ctxp): Remove.
6090 (push_context, pop_context): Remove static functions.
6091 (c_genericize): Don't call push_context or pop_context.
6092 (begin_bc_block, finish_bc_block): Remove static functions.
6093 (build_bc_goto): Likewise.
6094 (gimplify_c_loop): Likewise.
6095 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
6096 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
6097 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
6098 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
6099 * c-common.c (c_do_switch_warnings): Rename from
6100 c_do_switch_warnings_1.
6101 (c_do_switch_warnings) [old version]: Remove.
6102 (c_do_switch_expr_warnings): Remove.
6103 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
6104 function instead of c_do_switch_expr_warnings.
6105 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
6106 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
6107 * c-pretty-print.c (pp_c_statement): Likewise.
6108 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
6110 2005-04-08 Devang Patel <dpatel@apple.com>
6112 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
6113 While selecting replacement condition pay attention to loop header.
6115 2005-04-08 Diego Novillo <dnovillo@redhat.com>
6117 Merge from tree-cleanup-branch: VRP, store CCP, store
6118 copy-prop, incremental SSA updating of FUD chains and
6119 newly exposed symbols.
6121 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
6122 (OBJS-common): Add tree-vrp.o.
6123 (tree-vrp.o): New rule.
6124 * basic-block.h (nearest_common_dominator_for_set): Declare.
6125 * common.opt (ftree-store-ccp): New flag.
6126 (ftree-copy-prop): New flag.
6127 (ftree-vrp): New flag.
6128 (ftree-store-copy-prop): New flag.
6129 * dominance.c (nearest_common_dominator_for_set): New.
6130 * domwalk.c (walk_dominator_tree): Only traverse
6131 statements in blocks marked in walk_data->interesting_blocks.
6132 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
6133 * fold-const.c (fold): Handle ASSERT_EXPR.
6134 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
6135 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
6136 flag_tree_vrp at -O2.
6137 * timevar.def (TV_TREE_VRP): Define.
6138 (TV_TREE_COPY_PROP): Define.
6139 (TV_TREE_STORE_COPY_PROP): Define.
6140 (TV_TREE_SSA_INCREMENTAL): Define.
6141 (TV_TREE_STORE_CCP): Define.
6142 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
6143 to kill_redundant_phi_nodes from comment.
6144 (verify_expr): Handle ASSERT_EXPR.
6145 * tree-dfa.c (mark_new_vars_to_rename): Remove second
6146 argument. Update all users.
6147 (mark_call_clobbered_vars_to_rename): Remove. Update all
6149 * tree-flow-inline.h (unmodifiable_var_p): New.
6150 * tree-flow.h (enum value_range_type): Declare.
6151 (struct value_range_def): Declare.
6152 (value_range): Declare.
6153 (remove_all_phi_nodes_for): Remove. Update all users.
6154 (find_phi_node_for): Declare.
6155 (add_type_alias): Declare.
6156 (count_uses_and_derefs): Declare.
6157 (kill_redundant_phi_nodes): Remove.
6158 (rewrite_into_ssa): Remove.
6159 (rewrite_def_def_chains): Remove.
6160 (update_ssa, register_new_name_mapping, create_new_def_for,
6161 need_ssa_update_p, name_registered_for_update_p,
6162 release_ssa_name_after_update_ssa, dump_repl_tbl,
6163 debug_repl_tbl, dump_names_replaced_by,
6164 debug_names_replaced_by, mark_sym_for_renaming,
6165 mark_set_for_renaming, get_current_def, set_current_def,
6166 get_value_range, dump_value_range, debug_value_range,
6167 dump_all_value_ranges, debug_all_value_ranges,
6168 expr_computes_nonzero, loop_depth_of_name,
6169 unmodifiable_var_p): Declare.
6170 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
6172 * tree-into-ssa.c (block_defs_stack): Update comment.
6173 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
6174 syms_to_rename, names_to_release, repl_tbl,
6175 need_to_initialize_update_ssa_p, need_to_update_vops_p,
6176 need_to_replace_names_p): New locals.
6177 (NAME_SETS_GROWTH_FACTOR): Define.
6178 (struct repl_map_d): Declare.
6179 (struct mark_def_sites_global_data): Add field
6181 (enum rewrite_mode): Declare.
6182 (REGISTER_DEFS_IN_THIS_STMT): Define.
6183 (compute_global_livein): Use last_basic_block instead of
6185 (set_def_block): Remove last argument. Update all callers.
6186 (prepare_use_operand_for_rename): Remove. Update all callers.
6187 (prepare_def_operand_for_rename): Remove. Update all callers.
6188 (symbol_marked_for_renaming): New.
6191 (repl_map_hash): New.
6193 (repl_map_free): New.
6194 (names_replaced_by): New.
6195 (add_to_repl_tbl): New.
6196 (add_new_name_mapping): New.
6197 (mark_def_sites): Assume that all the operands in the
6198 statement are in normal form.
6199 (find_idf): Assert that the block in the stack is valid.
6200 (get_default_def_for): New.
6201 (insert_phi_nodes_for): Add new argument 'update_p'.
6203 If update_p is true, add a new mapping between the LHS of
6204 each new PHI and the name that it replaces.
6205 (insert_phi_nodes_1): Only call find_idf if needed.
6206 (get_reaching_def): Call get_default_def_for.
6207 (rewrite_operand): Remove.
6208 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
6209 and REWRITE_THIS_STMT are false.
6210 Assume that all the operands in the statement are in
6212 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
6213 (rewrite_virtual_phi_arguments): Remove.
6214 (invalidate_name_tags): Remove.
6215 (register_new_update_single, register_new_update_set,
6216 rewrite_update_init_block, replace_use,
6217 rewrite_update_fini_block, rewrite_update_stmt,
6218 rewrite_update_phi_arguments): New.
6219 rewrite_blocks): Remove argument 'fix_virtual_phis'.
6220 Add arguments 'entry', 'what' and 'blocks'.
6221 Initialize the dominator walker according to 'what' and
6223 Start the dominator walk at 'entry'.
6224 (mark_def_site_blocks): Add argument 'interesting_blocks'.
6225 Use it to configure the dominator walker.
6226 (rewrite_into_ssa): Remove argument 'all'.
6228 (rewrite_all_into_ssa): Remove.
6229 (rewrite_def_def_chains): Remove.
6230 (mark_def_interesting, mark_use_interesting,
6231 prepare_phi_args_for_update, prepare_block_for_update,
6232 prepare_def_site_for, prepare_def_sites,
6233 dump_names_replaced_by, debug_names_replaced_by,
6234 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
6235 delete_update_ssa, create_new_def_for,
6236 register_new_name_mapping, mark_sym_for_renaming,
6237 mark_set_for_renaming, need_ssa_update_p,
6238 name_registered_for_update_p, ssa_names_to_replace,
6239 release_ssa_name_after_update_ssa,
6240 insert_updated_phi_nodes_for, update_ssa): New.
6241 * tree-loop-linear.c (linear_transform_loops): Call
6242 update_ssa instead of rewrite_into_ssa.
6243 * tree-optimize.c (vars_to_rename): Remove.
6245 (init_tree_optimization_passes): Replace
6246 pass_redundant_phi with pass_copy_prop.
6248 Replace pass_ccp with pass_store_ccp.
6249 Add pass_store_copy_prop after pass_store_ccp.
6250 (execute_todo): If the TODO_ flags don't include updating
6251 the SSA form, assert that it does not need to be updated.
6252 Call update_ssa instead of rewrite_into_ssa and
6253 rewrite_def_def_chains.
6254 If TODO_verify_loops is set, call verify_loop_closed_ssa.
6255 (tree_rest_of_compilation):
6256 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
6257 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
6258 TODO_cleanup_cfg): Renumber.
6259 (TODO_verify_loops, TODO_update_ssa,
6260 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
6261 TODO_update_ssa_only_virtuals): Define.
6262 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
6264 * tree-phinodes.c (make_phi_node): Update documentation.
6265 (remove_all_phi_nodes_for): Remove.
6266 (find_phi_node_for): New.
6267 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
6268 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
6269 (interpret_rhs_modify_expr): Likewise.
6270 * tree-sra.c (decide_instantiations): Mark all symbols in
6271 SRA_CANDIDATES for renaming.
6272 (mark_all_v_defs_1): Rename from mark_all_v_defs.
6273 (mark_all_v_defs): New function. Update all users to call it
6274 with the whole list of scalarized statements, not just the
6276 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
6277 (compute_flow_insensitive_aliasing): If the tag is
6278 unmodifiable and the variable isn't or vice-versa, don't
6279 make them alias of each other.
6280 (setup_pointers_and_addressables): If the type tag for
6281 VAR is about to change, mark the old one for renaming.
6282 (add_type_alias): New.
6283 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
6284 (ccp_lattice_t): Rename from latticevalue.
6285 (value): Remove. Update all users.
6286 (const_val): New local variable.
6287 (do_store_ccp): New local variable.
6288 (dump_lattice_value): Handle UNINITIALIZED.
6289 (debug_lattice_value): New.
6290 (get_default_value): Re-write.
6291 (set_lattice_value): Re-write.
6292 (def_to_varying): Remove. Update all users.
6293 (likely_value): Return VARYING for statements that make
6294 stores when STORE_CCP is false.
6295 Return VARYING for any statement other than MODIFY_EXPR,
6296 COND_EXPR and SWITCH_EXPR.
6297 (ccp_initialize): Re-write.
6298 (replace_uses_in, replace_vuse_in, substitute_and_fold):
6299 Move to tree-ssa-propagate.c.
6300 (ccp_lattice_meet): Handle memory stores when
6301 DO_STORE_CCP is true.
6302 (ccp_visit_phi_node): Likewise.
6303 (ccp_fold): Likewise.
6304 (evaluate_stmt): Likewise.
6305 (visit_assignment): Likewise.
6306 (ccp_visit_stmt): Likewise.
6307 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
6311 (do_ssa_store_ccp): New.
6312 (gate_store_ccp): New.
6313 (pass_store_ccp): Declare.
6314 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
6315 (may_propagate_copy): Reformat.
6316 Don't abort if ORIG is a virtual and DEST isn't.
6317 If NEW does not have alias information but DEST does,
6319 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
6320 copy_prop_kind, which_copy_prop): Declare.
6321 (stmt_may_generate_copy, get_copy_of_val,
6322 get_last_copy_of, set_copy_of_val, dump_copy_of,
6323 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
6324 copy_prop_visit_stmt, copy_prop_visit_phi_node,
6325 init_copy_prop, fini_copy_prop, execute_copy_prop,
6326 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
6327 store_copy_prop): New.
6328 (pass_copy_prop, pass_store_copy_prop): Declare.
6329 * tree-ssa-dom.c (struct opt_stats_d): Add fields
6330 'num_const_prop' and 'num_copy_prop'.
6331 (cprop_operand): Update them.
6332 (dump_dominator_optimization_stats): Dump them.
6333 (tree_ssa_dominator_optimize): Call update_ssa instead of
6335 (loop_depth_of_name): Declare extern.
6336 (simplify_cond_and_lookup_avail_expr): Guard against NULL
6337 values for LOW or HIGH.
6338 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
6339 (record_equivalences_from_stmt): Call expr_computes_nonzero.
6340 (cprop_operand): Only propagate if VAL != OP.
6341 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
6342 statement for renaming.
6343 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
6344 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
6345 add_type_alias if necessary.
6346 Call mark_new_vars_to_rename.
6347 (tree_ssa_iv_optimize): If new symbols need to be renamed,
6348 mark every statement updated, call update_ssa and
6349 rewrite_into_loop_closed_ssa.
6350 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
6351 from LIVEIN if VAR is a virtual.
6352 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
6353 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
6354 (get_call_expr_operands): Reformat statement.
6355 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
6357 * tree-ssa-propagate.c (ssa_prop_init): Initialize
6358 SSA_NAME_VALUE for every name.
6359 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
6360 get_value_loaded_by): New.
6361 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
6362 substitute_and_fold): Move from tree-ssa-ccp.c.
6363 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
6364 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
6365 get_value_loaded_by, replace_uses_in, substitute_and_fold):
6367 * tree-ssa.c (verify_use): Fix error message.
6368 (propagate_into_addr, replace_immediate_uses, get_eq_name,
6369 check_phi_redundancy, kill_redundant_phi_nodes,
6370 pass_redundant_phi): Remove. Update all users.
6371 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6372 add_type_alias, if necessary.
6373 * tree-vectorizer.h (struct _stmt_vect_info): Update
6374 documentation for field 'memtag'.
6375 * tree-vrp.c: New file.
6376 * tree.def (ASSERT_EXPR): Define.
6377 * tree.h (ASSERT_EXPR_VAR): Define.
6378 (ASSERT_EXPR_COND): Define.
6379 (SSA_NAME_VALUE_RANGE): Define.
6380 (struct tree_ssa_name): Add field 'value_range'.
6381 (PHI_REWRITTEN): Remove.
6382 (struct tree_phi_node): Remove field 'rewritten'.
6383 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
6384 -ftree-store-copy-prop): Document.
6385 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
6386 Document usage of update_ssa.
6388 2005-04-08 David Edelsohn <edelsohn@gnu.org>
6391 * config/rs6000/predicates.md (altivec_register_operand): Accept
6393 (and64_operand): Do not limit CONST_INT to mask64_operand.
6394 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
6395 (and_operand): Do not limit CONST_INT to mask_operand.
6397 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
6399 PR rtl-optimization/20466
6400 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
6401 for overlap of the address of each list member.
6402 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
6404 2005-04-08 Mike Stump <mrs@apple.com>
6406 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
6408 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
6411 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
6413 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
6415 * function.c (push_function_context_to): Don't set
6417 * function.h (function): Remove contains_functions.
6418 (current_function_contains_functions): Remove.
6420 * function.h (function): Remove instrument_entry_exit.
6421 (current_function_instrument_entry_exit): Remove.
6423 * function.h (nonlocal_labels): Remove.
6425 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
6427 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
6428 (check_attr_value, write_attr_get, write_expr_attr_cache,
6429 find_attr, make_internal_attr): Don't reference negative_ok or
6431 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
6432 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
6433 (ATTR_STATIC): Adjust the value.
6435 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
6437 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
6439 * config/s390/tpf.h (ASM_SPEC): Define.
6441 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
6443 * tree-flow.h: Remove the prototype for
6444 redirect_immediate_uses.
6445 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
6447 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
6449 * arm.c (arm_const_double_by_parts): New function.
6450 * arm-protos.h (arm_const_double_by_parts): Add prototype.
6451 * arm.md (define_split for 64-bit constants): Add another one.
6453 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
6455 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
6457 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6459 * system.h: Revert last change.
6461 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
6463 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
6464 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
6465 (TARGET_SWITCHES): Delete.
6466 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
6467 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
6468 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
6469 * config/xtensa/xtensa.opt: New file.
6471 2005-04-08 Ben Elliston <bje@au.ibm.com>
6473 * config/fp-bit.c: Include L_mul_tf in #endif comment.
6474 * config/fp-bit.h: Tidy comments.
6476 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6478 * system.h: Poison PARAMS.
6480 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
6482 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
6483 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
6484 (TARGET_SWITCHES): Delete.
6485 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
6486 * config/vax/vax.opt: New file.
6488 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
6490 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
6492 2005-04-07 Ian Lance Taylor <ian@airs.com>
6494 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
6496 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
6497 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
6500 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
6502 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
6503 all immediate uses in PHI nodes.
6505 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
6507 * arm.c (arm_const_double_inline_cost): Handle any constant by
6508 using gen_lowpart and gen_highpart_mode.
6509 (note_invalid_constants): All constants in an RTX with a constraint
6510 that permits memory are now pushed to the constant pool.
6511 (output_move_double): Delete code to handle reg to reg and
6512 constant to reg moves.
6513 (const_double_needs_minipool, output_mov_immediate): Delete.
6514 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
6515 CONST_INT and CONST_VECTOR.
6516 * arm.md (ANY64): New mode macro.
6517 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
6518 (movdf_soft_insn): Split reg-reg and const-reg moves.
6519 (split patterns for 64-bit constant and register moves): New.
6520 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
6521 (cirrus_movdf_hard_insn): Likewise.
6522 * fpa.md (movdf_fpa): Likewise.
6523 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
6524 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
6526 (movv2si_internal_2): Likewise.
6527 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
6528 (movdf_vfp): Likewise.
6529 * arm-protos.h (output_mov_immediate): Delete prototype.
6531 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
6534 * simplify-rtx.c (simplify_unary_operation_1): Check
6535 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
6537 2005-04-06 James E Wilson <wilson@specifixinc.com>
6540 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
6543 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
6545 * coverage.h (GCOV_TYPE_NODE): Delete.
6546 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
6547 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
6548 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
6549 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
6550 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
6552 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
6555 * Makefile.in (gcc.pot): Remove options.c dependency.
6556 * optc-gen.awk: Don't quote help strings with N_().
6558 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
6560 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
6561 the function returns a pointer type.
6563 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
6565 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
6566 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
6567 * doc/invoke.texi: Documnet salias-max-implicit-fields.
6568 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
6569 explicit_uses members.
6570 (get_or_create_used_part_for): Initialize new fields.
6571 (fieldoff_compare): New function.
6572 (create_overlap_variables_for): Count number of fields, use
6573 heuristic to determine whether to create subvars for vars with
6575 Sort the field list by offset and avoid creating duplicate SFT's.
6577 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
6579 * c.opt (-F): Remove trailing whitespace from help string.
6580 (-finput-charset): Use a tab to separate the switch name and help
6582 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
6583 (-ftree-vectorizer-verbose): Likewise.
6585 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
6587 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
6588 a PHI argument where a use occurs instead of all PHI arguments.
6590 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
6592 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
6595 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
6597 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
6598 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
6599 config/bfin/bfin.h: Fix comment typos.
6601 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
6603 * doc/install.texi: Update the URL for Jacks.
6604 * doc/sourcebuild.texi: Likewise.
6606 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
6609 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
6610 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
6612 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
6614 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
6616 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
6618 * config/v850/v850-protos.h (override_options): Delete.
6619 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
6620 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
6621 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
6622 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
6623 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
6624 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
6625 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
6626 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
6627 (OVERRIDE_OPTIONS): Delete.
6628 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
6629 (small_memory_info): Remove the value field.
6630 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
6632 * config/v850/v850.c (small_memory): Remove the value field.
6633 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6634 (override_options): Delete.
6635 (v850_handle_memory_option, v850_handle_option): New functions.
6636 * config/v850/v850.opt: New file.
6638 2005-04-06 Geoffrey Keating <geoffk@apple.com>
6640 * config.host: Add a section for generic hosts, and a subsection
6641 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
6642 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
6643 * config/host-darwin.h: New.
6644 * config/x-darwin: New.
6645 * config/i386/host-i386-darwin.c: New.
6646 * config/i386/x-darwin: New.
6647 * config/rs6000/host-darwin.c: Include host-darwin.h.
6648 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
6649 (darwin_rs6000_gt_pch_use_address): Likewise.
6650 * config/rs6000/x-darwin: Change name of .o built, update
6651 dependencies for changes to rs6000/host-darwin.c.
6653 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6656 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
6658 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
6660 * tree-vect-analyze.c (vect_analyze_loop_form): Call
6661 split_loop_exit_edge instead of loop_split_edge_with.
6663 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
6665 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
6666 UNSPEC_SET_VSCR): New constants, used throughout.
6668 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
6670 (altivec_vspltis<VI_char>): ... this pattern, using
6671 a QImode const_int_operand for the immediate.
6672 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
6675 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6678 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
6680 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
6682 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
6684 2005-04-06 Ben Elliston <bje@au.ibm.com>
6686 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
6687 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
6688 macros as living in "this file" and not gcc.h.
6690 2005-04-06 Ben Elliston <bje@au.ibm.com>
6692 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
6693 -ftree-live_range_split. Perhaps renamed at some point?
6695 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6698 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
6699 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
6701 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6703 * tree-flow.h (number_of_iterations_cond): Declaration removed.
6704 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
6705 (number_of_iterations_special): New function.
6706 (number_of_iterations_exit): Use number_of_iterations_special.
6707 Use simplify_using_outer_evolutions only at -O3.
6708 (number_of_iterations_cond, tree_simplify_using_condition,
6709 simplify_using_initial_conditions, loop_niter_by_eval,
6710 compare_trees, can_count_iv_in_wider_type_bound,
6711 simplify_using_outer_evolutions): Use fold_build.
6713 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
6715 * doc/install.texi (Configuration): Document --with-java-home.
6717 2005-04-05 Richard Henderson <rth@redhat.com>
6721 * config/i386/i386.c (print_operand): Handle vector zeros.
6722 (ix86_split_to_parts): Handle CONST_VECTOR.
6723 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
6724 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
6725 what modes to tie for MMX and SSE registers.
6726 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
6727 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
6728 to vector modes as well.
6729 * config/i386/predicates.md (const0_operand): Handle VOIDmode
6730 properly as an input mode.
6732 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6734 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
6736 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6738 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
6740 2005-04-05 Jakub Jelinek <jakub@redhat.com>
6742 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
6743 and local functions, set sse_nregs to 8 and float_in_sse.
6744 (function_arg_advance, function_arg): If float_in_sse, pass
6745 SFmode and DFmode arguments in SSE registers.
6746 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
6748 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
6749 of -funit-at-a-time.
6751 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
6753 * config/i386/i386-protos.h (ix86_function_value): Accept two
6754 arguments, like the target macro.
6755 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
6756 * config/i386/i386.c (ix86_function_value): Accept the second
6757 argument of the target macro.
6758 (ix86_function_ok_for_sibcall): Pass a function pointer to
6759 ix86_function_value.
6760 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
6761 call to ix86_value_regno).
6762 (ix86_value_regno): Add support for returning floating point values
6765 2005-04-05 Jakub Jelinek <jakub@redhat.com>
6767 PR tree-optimization/20076
6768 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
6769 that call __builtin_return or __builtin_apply_args.
6771 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6773 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
6774 Use immediate use iterator.
6775 (stmt_is_bumper_for_loop): Use immediate use iterator.
6776 * predict.c (strip_builtin_expect): Use update_stmt.
6777 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
6778 on all elements of a STATEMENT_LIST.
6779 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
6780 (bsi_remove): Remove imm_use links and mark the stmt as modified.
6781 (bsi_replace): Mark stmt as modified and the update it.
6782 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
6783 (expand_complex_libcal): Call update_stmt.
6784 (expand_complex_comparison): Call mark_stmt_modified.
6785 (expand_complex_operations_1): Call update_stmt_if_modified.
6786 (expand_vector_operations_1): Call mark_stmt_modified.
6787 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
6788 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
6789 add_immediate_use, redirect_immediate_use,
6790 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
6791 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
6792 (mark_new_vars_to_rename): Call update_stmt.
6793 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
6794 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
6796 (unmodify_stmt): Delete.
6797 (update_stmt): New. Force an update of a stmt.
6798 (update_stmt_if_modified): update a stmt if it is out of date.
6799 (get_stmt_operands): Verify stmt is NOT modified.
6800 (stmt_modified_p): Update comment.
6801 (delink_imm_use): Remove a use node from its immuse list.
6802 (link_imm_use_to_list): Link a use node to a specific list.
6803 (link_imm_use): Link a node to the correct list.
6804 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
6805 it in the correct list, if appropriate.
6806 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
6807 (relink_imm_use): Link a use node in place of another node in a list.
6808 (relink_imm_use_stmt): LInk a node in place of another node, and set
6810 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
6811 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
6812 (first_safe_imm_use): New. Initialize a safe immuse iterator.
6813 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
6814 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
6815 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
6816 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
6817 (has_zero_uses): New. Return true if there are no uses of a var.
6818 (has_single_use): New. Return true if there is only a single use of a
6820 (single_imm_use): New. Return the simgle immediate use.
6821 (num_imm_uses): New. Return the number of immediate uses.
6822 (get_v_must_def_ops): Use is now a pointer.
6823 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
6824 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
6826 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
6827 (delink_stmt_imm_use): Delink all immuses from a stmt.
6828 (phi_arg_index_from_use): New. Return a phi arg index for a use.
6829 * tree-flow.h (struct dataflow_d): Delete.
6830 (immediate_use_iterator_d): New. Immediate use iterator struct.
6831 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
6832 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
6833 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
6835 (struct stmt_ann_d): Remove dataflow_t from struct.
6836 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
6837 (if_convertible_phi_p): Use FAST immuse iterator.
6838 (if_convertible_loop_p): Don't call compute_immediate_uses.
6839 (replace_phi_with_cond_modify_expr): Call update_stmt.
6840 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
6841 update_stmt_if_modified.
6842 (rewrite_all_into_ssa): Initialize ssa operands.
6843 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
6844 compute_immediate_uses.
6845 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
6846 ssa_property is available.
6847 (execute_one_pass): Change parameters passed to execute_todo.
6848 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
6849 (remove_ssa_form): Call fini_ssa_operands.
6850 (insert_backedge_copies): Delete call to modify_stmt.
6851 * tree-phinodes.c (make_phi_node): Initialize use nodes.
6852 (release_phi_node): Delink any use nodes before releasing.
6853 (resize_phi_node): Relink any use nodes.
6854 (remove_phi_arg_num): Delink the use node.
6855 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
6856 (remove_all_phi_nodes_for): Release phi node first.
6857 * tree-pretty-print.c (dump_generic_node): Print stmt address.
6858 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
6859 (scalarize_use, scalarize_copy): Call update_stmt.
6860 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
6861 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
6862 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
6863 (ccp_initialize): Remove call to compute_immediate_uses.
6864 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
6865 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
6867 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
6868 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
6869 (eliminate_redundant_computations): Call mark_stmt_modified.
6870 (cprop_operand): Call mark_stmt_modified.
6871 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
6872 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
6873 (dse_optimize_stmt): Use new immuse interface.
6874 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
6875 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
6876 (substitute_single_use_vars): Use new immuse interface.
6877 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
6878 and compute_immediate_uses.
6879 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
6881 (rewrite_mem_refs): Call update_stmt.
6882 (determine_lsm): Remove call to compute_imm_uses and free_df.
6883 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
6884 (try_unroll_loop_completely): Call update_stmt.
6885 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
6886 (rewrite_use_compare): Call update_stmt.
6887 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
6888 (rewrite_use) : Call update_stmt.
6889 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
6890 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
6892 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
6893 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
6894 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
6896 (initialize_vuse_operand): New. Initialize a vuse operand.
6897 (initialize_v_may_def_operand): New. Initialize a maydef operand.
6898 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
6899 (finalize_ssa_defs): Use stmt parameter.
6900 (correct_use_link): Ensure a use node is in the correct list, and has
6901 the correct stmt pointer.
6902 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
6903 finalize_ssa_v_must_defs): Also initialize use nodes.
6904 (finalize_ssa_stmt_operands): Pass extra stmt operands.
6905 (build_ssa_operands): Seperate parsing from final operand construction.
6906 (parse_ssa_operands): New. Parse entry point for operand building.
6907 (swap_tree_operands): New. Swap 2 tree operands.
6908 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
6910 (get_expr_operands): Call swap_tree_operands when needed.
6911 (copy_virtual_operands): Use initialize routines for virtual use ops.
6912 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
6913 (verify_abort): New. Issue imm_use error.
6914 (verify_imm_links): New Verify imm_use links for a var.
6915 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
6916 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
6917 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
6918 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
6919 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
6920 (NULL_USE_OPERAND_P) Define.
6921 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
6923 (struct vuse_operand_type): New struct.
6924 (SET_USE): Call set_ssa_use_from_ptr.
6926 (PHI_ARG_INDEX_FROM_USE): Define.
6927 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
6928 argument via SET_USE, not PHI_ARG_DEF_TREE.
6929 * tree-ssa-pre.c (eliminate): Call update_stmt.
6930 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
6932 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
6933 (nearest_common_dominator_of_uses): Use imm_use iterator.
6934 (statement_sink_location): Use imm_use iterator and interface.
6935 (execute_sink_code): Don't call compute_immediate_uses or free-df.
6936 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
6937 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
6938 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
6939 (verify_ssa): Ensure no stmt is marked modify after optimization pass
6940 if new parameter is true.
6941 (init_tree_ssa): Don't initialize operand cache here.
6942 (delete_tree_ssa): Don't destroy operand cache here.
6943 (propagate_into_addr): Pass in a use pointer, return true if anything
6945 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
6946 (check_phi_redundancy): Use imm_use iterator.
6947 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
6949 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
6950 (release_ssa_name): Delink node and all elements in its imm_use list.
6951 * tree-tailcall.c (adjust_return_value): Call update_stmt.
6952 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
6953 * tree-vectorizer.c (need_imm_uses_for): Delete.
6954 (vectorize_loops): Dont call compute_immediate_uses or free_df.
6955 * tree.h (struct ssa_imm_use_d): Define.
6956 (SSA_NAME_IMM_USE_NODE): Define.
6957 (struct tree_ssa_name): Add imm_use node.
6959 (PHI_ARG_IMM_USE_NODE): Define.
6960 (struct phi_arg_d): Add imm_use node.
6961 (struct tree_phi_node): Remove struct dataflow_d element.
6962 (TDF_STMTADDR): Define.
6964 2005-04-05 Dale Johannesen <dalej@apple.com>
6966 * doc/invoke.texi (Optimization Options): Remove
6967 duplicate -fcse-follow-jumps. Add -fweb.
6968 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
6969 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
6971 2005-04-05 Per Bothner <per@bothner.com>
6973 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
6974 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
6975 (warn_uninit): Get EXPR_LOCUS from context now instead.
6976 This fixes a USE_MAPPED_LOCATION testsuite failure.
6978 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
6980 2005-04-05 Per Bothner <per@bothner.com>
6982 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
6983 of the artification 'return 0' in main() to BUILTINS_LOCATION.
6984 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
6987 2004-04-05 Devang Patel <dpatel@apple.com>
6989 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
6990 (lhsr<mode>3): ... new name.
6991 (altivec_vsra<VI_char>): Rename to ..
6992 (ashr<mode>3): ... new name.
6993 * config/rs6000/rs6000.c (builtin_description): Rename shift
6996 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
6998 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
6999 gen_lowpart_for_combine.
7000 * cse.c (gen_lowpart_if_possible): Move...
7001 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
7003 (gen_lowpart_no_emit_general): Use it.
7005 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
7007 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
7010 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
7012 * system.h: Fix typo.
7014 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
7016 * config/bfin/bfin-modes.def: New file.
7017 * config/bfin/bfin-protos.h: New file.
7018 * config/bfin/bfin.c: New file.
7019 * config/bfin/bfin.h: New file.
7020 * config/bfin/bfin.md: New file.
7021 * config/bfin/bfin.opt: New file.
7022 * config/bfin/crti.s: New file.
7023 * config/bfin/crtn.s: New file.
7024 * config/bfin/elf.h: New file.
7025 * config/bfin/lib1funcs.asm: New file.
7026 * config/bfin/predicates.md: New file.
7027 * config/bfin/t-bfin: New file.
7028 * config/bfin/t-bfin-elf: New file.
7029 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
7030 Document new attributes.
7031 (interrupt, interrupt_handler, saveall): Update documentation for
7033 * doc/install.texi (Specific): Add entry for the Blackfin.
7034 * doc/invoke.texi (Blackfin Options): New section.
7035 * doc/md.texi (Blackfin family): New section to document constraints.
7036 * config.gcc: Add bfin*-* and bfin*-elf configurations.
7038 2005-04-05 Olivier Hainque <hainque@adacore.com>
7040 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
7041 match what the system unwinder expects.
7042 * config/mips/mips.c (mips_frame_set): If we're saving the return
7043 address register and the dwarf return address column number differs
7044 from the hard register number, adjust the note reg to refer to the
7047 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
7049 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
7050 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
7051 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
7052 (processor_type): New enum.
7053 (mn10300_processor): New variable.
7054 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
7055 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
7056 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
7057 (PROCESSOR_DEFAULT): New macro.
7058 * config/mn10300/mn10300.c (mn10300_processor): New variable.
7059 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7060 (mn10300_handle_option, mn10300_override_options): New functions.
7061 * config/mn10300/mn10300.opt: New file.
7063 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
7064 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
7066 PR tree-optimization/19903
7067 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
7068 that don't fit in their type after conversion.
7070 2005-04-05 Uros Bizjak <uros@kss-loka.si>
7073 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
7074 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
7075 Allocate local stack slots here. Set ix86_optimize_mode_switching.
7076 flag here. Implement using define_insn_and_split.
7077 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
7078 (frndintxf2_mask_pm_i387): New insn patterns.
7079 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
7080 Do not set ix86_optimize_mode_switching flag.
7081 (ceilsf2, ceildf2, ceilxf2): Same.
7082 (btruncsf2, btruncdf2, btruncxf2): Same.
7083 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
7085 2005-04-05 Ian Lance Taylor <ian@airs.com>
7088 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
7089 i386_pe_record_external_function.
7090 (i386_pe_record_external_function): Update declaration.
7091 * config/i386/winnt.c (struct extern_list): Add decl field.
7092 (i386_pe_record_external_function): Add decl parameter.
7093 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
7095 * config/i386/i386-protos.h (i386_pe_record_external_function):
7098 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
7100 * config/m68k/m68k-protos.h: Add a prototype for
7101 valid_dbcc_comparison_p_2.
7102 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
7103 extend_operator, const_uint32_operand, const_sint32_operand,
7104 general_src_operand, nonimmediate_src_operand,
7105 memory_src_operand, post_inc_operand, pre_dec_operand,
7106 pcrel_address): Move to predicates to predicates.md.
7107 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
7108 * config/m68k/m68k.md: Include predicates.md.
7109 * config/m68k/predicates.md: New.
7111 2005-04-04 Roger Sayle <roger@eyesopen.com>
7113 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
7115 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
7117 2005-04-04 Ian Lance Taylor <ian@airs.com>
7119 * c-typeck.c (struct c_switch): Rename switch_stmt field to
7121 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
7122 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
7123 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
7124 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
7125 * c-common.c (c_do_switch_warnings_1): New static function broken
7126 out of c_do_switch_warnings.
7127 (c_do_switch_warnings): Call c_do_switch_warnings_1.
7128 (c_do_switch_expr_warnings): New function.
7129 * c-common.h (c_do_switch_expr_warnings): Declare.
7131 2005-04-04 David Edelsohn <edelsohn@gnu.org>
7132 Daniel Jacobowitz <dan@codesourcery.com>
7134 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
7136 * rtlanal.c (may_trap_p): Same.
7138 2005-04-04 Dale Johannesen <dalej@apple.com>
7140 * ChangeLog: remove reference to ChangeLog.12.
7142 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
7144 CRIS epilogue as RTL.
7145 * config/cris/cris.md: Change all 0 in unspec 0 to
7147 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
7148 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
7150 ("return"): Change to define_expand. Call cris_expand_return for
7152 ("*return_expanded"): New pattern.
7153 ("epilogue"): New define_expand.
7154 * config/cris/cris.h (PREDICATE_CODES): Add
7155 cris_load_multiple_op.
7156 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
7158 (enum cris_retinsn_type): New.
7159 (struct machine_function): New member return_type.
7160 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
7161 (cris_target_asm_function_epilogue): Remove, moving RTLified
7163 (cris_expand_epilogue): New function.
7164 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
7165 (cris_gen_movem_load, cris_load_multiple_op)
7166 (cris_return_address_on_stack_for_return, cris_expand_return): New
7168 (cris_target_asm_function_prologue)
7169 (cris_initial_frame_pointer_offset): Call
7170 cris_reg_saved_in_regsave_area instead of complicated expression.
7171 Call cris_return_address_on_stack instead of an expression.
7172 (cris_print_operand) <case 'o', case 'O'>: New cases.
7173 (cris_return_address_on_stack): Change return-type to bool.
7174 (cris_simple_epilogue): Ditto. Return false if registers are
7176 * config/cris/cris-protos.h (cris_simple_epilogue)
7177 (cris_return_address_on_stack): Adjust prototype return type.
7178 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
7179 (cris_return_address_on_stack_for_return): New prototypes.
7181 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
7183 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
7184 gpr_or_int12_operand.
7186 * config/frv/frv-protos.h: Add a prototype to
7187 frv_legitimate_memory_operand and frv_const_unspec_p.
7188 (frv_unspec): Move from frv.c.
7189 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
7190 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
7191 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
7192 gpr_or_fpr_operand, gpr_or_int12_operand,
7193 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
7194 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
7195 int6_operand, int5_operand, uint5_operand, uint4_operand,
7196 uint1_operand, int_2word_operand, uint16_operand,
7197 upper_int16_operand, integer_register_operand,
7198 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
7199 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
7200 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
7201 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
7202 move_destination_operand, movcc_fp_destination_operand,
7203 frv_function_symbol_referenced_p, move_source_operand,
7204 condexec_dest_operand, condexec_source_operand,
7205 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
7206 const_unspec_operand, gpr_or_memory_operand,
7207 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
7208 icc_operand, fcc_operand, cc_operand, icr_operand,
7209 fcr_operand, cr_operand, call_operand, sibcall_operand,
7210 symbolic_operand, relational_operator,
7211 integer_relational_operator, float_relational_operator,
7212 ccr_eqne_operator, minmax_operator,
7213 condexec_si_binary_operator, condexec_si_media_operator,
7214 condexec_si_divide_operator, condexec_si_unary_operator,
7215 condexec_sf_conv_operator, condexec_sf_add_operator,
7216 condexec_memory_operand, intop_compare_operator, acc_operand,
7217 even_acc_operand, quad_acc_operand, accg_operand: Move to
7219 * config/frv/frv.h (PREDICATE_CODES): Remove.
7220 * config/frv/frv.md: Include predicates.md.
7221 * config/frv/predicates.md: New.
7223 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
7226 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
7227 * tree-ssa-loop-ivopts.c: Include langhooks.h.
7228 (add_standard_iv_candidates_for_size): New function, extracting code
7229 from add_standard_iv_candidates and parameterizing it by type size.
7230 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
7232 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
7234 * system.h (GCOV_SIZE_TYPE): Unposion.
7235 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
7236 (GCOV_TYPE_SIZE): ...this new macro.
7237 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
7238 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
7239 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
7240 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
7241 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
7242 instead of unsigned_intSI_type_node.
7243 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
7244 (rtl_gen_one_value_profiler_no_edge_manipulation)
7245 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
7246 * value-prof.c: Include coverage.h.
7248 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
7249 Diego Novillo <dnovillo@redhat.com>
7251 Fix PR tree-optimization/20703
7252 Fix PR tree-optimization/20725
7254 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
7255 (create_expression_by_pieces): Ditto.
7256 (valid_in_set): Ditto. Also handle tcc_declaration.
7257 (find_or_generate_expression): Handle comparison class.
7258 (insert_into_preds_of_block): Ditto.
7259 (insert_aux): Ditto.
7260 (create_value_expr_from): Handle comparison class, recursively
7261 handle reference nodes.
7262 (compute_avail): Handle comparison classes, rewrite a little cleaner.
7263 (execute_pre): Fix spacing.
7264 (do_fre): Renamed to execute_fre.
7266 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7268 * doc/invoke.texi (SPARC options): Document that
7269 -mlittle-endian is not supported on Linux either.
7271 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7275 * config.gcc (Obsolete configurations): Remove
7276 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
7277 (sparclite-*-coff*): Delete.
7278 (sparclite-*-elf*): Likewise.
7279 (sparc86x-*-elf*): Likewise.
7280 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
7281 * config/sparc/lite.h: Delete.
7282 * config/sparc/litecoff.h: Likewise.
7283 * config/sparc/liteelf.h: Likewise.
7284 * config/sparc/sp86x-elf.h: Likewise.
7285 * config/sparc/t-sparclite: Likewise.
7286 * config/sparc/t-sp86x: Likewise.
7288 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
7290 * config/s390/s390-protos.h: (s390_comparison,
7291 s390_alc_comparison, s390_slb_comparison, const0_operand,
7292 consttable_operand, larl_operand, s_operand,
7293 shift_count_operand, bras_sym_operand, load_multiple_operation,
7294 store_multiple_operation, s390_plus_operand): Remove prototypes.
7295 (s390_legitimate_address_without_index_p): New prototype.
7296 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
7298 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
7299 const0_operand, consttable_operand, larl_operand, s_operand,
7300 shift_count_operand, bras_sym_operand, load_multiple_operation,
7301 store_multiple_operation, s390_plus_operand): Move to
7303 (check_mode): Remove.
7304 (s390_branch_condition_mask): Remove 'static'. Move prototype to
7306 (s390_legitimate_address_without_index_p): New.
7307 * config/s390/s390.h (PREDICATE_CODES): Remove.
7308 * config/s390/s390.md: Include predicates.md.
7309 * config/s390/predicates.md: New.
7311 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7314 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
7315 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
7316 (NEED_INDICATE_EXEC_STACK): Define to 1.
7317 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
7318 (NEED_INDICATE_EXEC_STACK): Define to 1.
7319 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
7320 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
7321 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
7322 (pic_helper_emitted_p): New global.
7323 (emit_pic_helper): New function extracted from...
7324 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
7325 Do not call emit_pic_helper if delay_pic_helper is true.
7326 (sparc_expand_prologue): Pass 'false' to load_pic_register.
7327 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
7328 (sparc_file_end): New function.
7330 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
7332 * config/mcore/mcore-protos.h: Remove the prototypes for
7333 mcore_arith_reg_operand, mcore_general_movsrc_operand,
7334 mcore_general_movdst_operand, mcore_reload_operand,
7335 mcore_arith_J_operand, mcore_arith_K_operand,
7336 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
7337 mcore_arith_K_S_operand, mcore_arith_imm_operand,
7338 mcore_arith_any_imm_operand, mcore_arith_O_operand,
7339 mcore_literal_K_operand, mcore_addsub_operand,
7340 mcore_compare_operand, mcore_load_multiple_operation,
7341 mcore_store_multiple_operation, mcore_call_address_operand.
7342 Add a prototype for const_ok_for_mcore.
7343 * config/mcore/mcore.c (mcore_call_address_operand,
7344 mcore_general_movsrc_operand, mcore_general_movdst_operand,
7345 mcore_arith_reg_operand, mcore_reload_operand,
7346 mcore_arith_J_operand, mcore_arith_K_operand,
7347 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
7348 mcore_arith_M_operand, mcore_arith_imm_operand,
7349 mcore_arith_any_imm_operand, mcore_arith_O_operand,
7350 mcore_literal_K_operand, mcore_addsub_operand,
7351 mcore_compare_operand, mcore_load_multiple_operation,
7352 mcore_store_multiple_operation): Move to predicates.md.
7353 (const_ok_for_mcore): Export.
7354 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
7355 * config/mcore/mcore.md: Include predicates.md.
7356 * config/mcore/predicates.md: New.
7358 * config/mcore/predicates.md: Fix a comment typo.
7360 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
7361 Adrian Straetling <straetling@de.ibm.com>
7363 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
7364 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
7365 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
7367 ("imul"): Removed from "type" attribute.
7368 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
7369 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
7370 Changed type to imulsi.
7371 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
7373 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
7375 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
7376 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
7377 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
7378 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
7379 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
7380 (TARGET_SWITCHES, mcore_stack_increment_string)
7381 (TARGET_OPTIONS): Delete.
7382 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
7383 than *_BIT constants.
7384 (TARGET_8ALIGN): #undef old definition before redefining to 1.
7385 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
7386 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
7387 (mcore_override_options): Delete mcore_stack_increment code.
7388 Change use of M340_BIT to MASK_M340.
7389 * config/mcore/mcore.opt: New file.
7391 2005-04-04 Ian Lance Taylor <ian@airs.com>
7393 * config/arm/arm.c (replace_symbols_in_block): Remove static
7396 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
7398 * config/fr30/fr30-protos.h: Remove the prototypes for
7399 stack_add_operand, add_immediate_operand,
7400 high_register_operand, low_register_operand, call_operand,
7401 di_operand, and nonimmediate_di_operand.
7402 * config/fr30/fr30.c (stack_add_operand,
7403 add_immediate_operand, high_register_operand,
7404 low_register_operand, call_operand, di_operand,
7405 nonimmediate_di_operand): Move to predicates.md.
7406 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
7407 * config/fr30/fr30.md: Include predicates.md.
7408 * config/fr30/predicates.md: New.
7410 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
7411 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
7412 mcore_call_address_operand.
7414 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
7415 general_movsrc_operand.
7417 2005-04-04 Alan Modra <amodra@bigpond.net.au>
7419 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
7422 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
7425 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
7428 2005-04-04 Richard Henderson <rth@redhat.com>
7429 Jakub Jelinek <jakub@redhat.com>
7431 PR rtl-optimization/16104
7432 * fold-const.c (fold_unary): Fix folding of vector conversions.
7434 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
7436 * config.gcc (xstormy16-*-elf): Set extra_options.
7437 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
7438 * config/stormy16/stormy16.opt: New file.
7440 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
7442 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
7443 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
7444 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
7445 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
7446 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
7447 (TARGET_UNIX_ASM): Delete.
7448 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
7449 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
7450 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
7451 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7452 * config/pdp11/pdp11.opt: New file.
7454 2005-04-03 Roger Sayle <roger@eyesopen.com>
7455 Alexandre Oliva <aoliva@redhat.com>
7458 * fold-const.c (non_lvalue): Split tests into...
7459 (maybe_lvalue_p): New function.
7460 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
7461 C++ front-end prior to lowering into gimple form.
7463 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7465 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
7466 BUILT_IN_STRNCASECMP): New.
7467 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
7470 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
7473 * arm.md (addsi3_compare0_for_combiner): Delete.
7474 (addsi3_compare0_scratch_for_combiner): Delete.
7475 (cmpsi_neg_shiftsi): Delete.
7476 (compare_negsi_si): New pattern.
7477 (cmpsi_negshiftsi_si): New pattern.
7478 (negated_cbranchsi4): Restrict to equality_operator.
7480 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
7483 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
7485 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
7488 * doc/install.texi: Fix a typo.
7490 2005-04-03 Steven Bosscher <stevenb@suse.de>
7493 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
7494 a computed goto if the edge to the computed goto block has
7495 incoming abnormal edges. Clarify how the function works.
7497 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
7499 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
7500 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
7501 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
7502 hash_scan_set, reg_set_between_after_reload_p,
7503 reg_used_between_after_reload_p, get_avail_load_store_reg,
7504 eliminate_partially_redundant_load): Likewise.
7505 * postreload.c (reload_cse_simplify_set,
7506 reload_combine_note_use): Likewise.
7507 * predict.c (predict_insn, expected_value_to_br_prob,
7508 propagate_freq, expensive_function_p): Likewise.
7509 * print-rtl.c (print_rtx): Likewise.
7510 * profile.c (instrument_edges, instrument_values,
7511 compute_branch_probabilities, branch_prob, union_groups,
7512 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
7513 * protoize.c (in_system_include_dir, file_could_be_converted,
7514 file_normally_convertible, gen_aux_info_file, seek_to_line,
7515 do_cleaning): Likewise.
7516 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
7517 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
7518 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
7520 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
7522 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
7523 * modulo-sched.c (undo_replace_buff_elem): New structure.
7524 (kernel_number_of_cycles, ps_unschedule_node,
7525 undo_generate_reg_moves,free_undo_replace_buff,
7526 undo_permute_partial_schedule, loop_single_full_bb_p,
7527 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
7528 build_loops_structure, get_sched_window): New.
7529 (generate_reg_moves): Return undo_replace_buff_elem and other
7531 (generate_prolog_epilog): Remove old loop versioning.
7532 (sms_schedule): Use loop information and loop_version.
7533 (sms_schedule_by_order): Split part of it to get_sched_window.
7534 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
7535 cfg_layout_finalize and free_dominance_info before/after SMS.
7537 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
7539 * cfghooks.c (lv_flush_pending_stmts,
7540 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
7541 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
7542 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
7543 lv_add_condition_to_bb,
7544 lv_adjust_loop_header_phi, extract_cond_bb_edges,
7545 flush_pending_stmts): New in cfg_hooks structure.
7546 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
7547 extract_cond_bb_edges, lv_adjust_loop_header_phi,
7548 lv_add_condition_to_bb): New declarations.
7549 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
7551 (loop_version): Declare.
7552 * cfgloopmanip.c (cfghooks.h): Include.
7553 (duplicate_loop_to_header_edge): Change return type to bool.
7554 (loop_version, lv_adjust_loop_entry_edge): Move here.
7555 * cfgrtl.c (cfgloop.h): Include.
7556 (rtl_verify_flow_info_1): Fix.
7557 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
7558 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
7560 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
7561 tree_lv_add_condition_to_bb): New.
7562 (tree_cfg_hooks): Add new hooks to initialization.
7563 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
7564 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
7566 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
7568 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
7569 xstormy16_below100_or_register,
7570 xstormy16_splittable_below100_or_register, and
7571 nonimmediate_nonstack_operand.
7573 * config/stormy16/stormy16-protos.h: Remove the prototypes for
7574 xstormy16_ineqsi_operator, equality_operator,
7575 inequality_operator, shift_operator,
7576 xstormy16_below100_operand, xstormy16_below100_or_register,
7577 xstormy16_splittable_below100_or_register,
7578 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
7579 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
7580 equality_operator, inequality_operator,
7581 xstormy16_below100_operand, xstormy16_below100_or_register,
7582 xstormy16_splittable_below100_or_register,
7583 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
7584 nonimmediate_nonstack_operand, shift_operator): Move to
7586 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
7587 * config/stormy16/stormy16.md: Include predicates.md.
7588 * config/stormy16/predicates.md: New.
7590 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
7592 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
7593 small_int, large_int, reg_or_0_operand, simple_memory_operand,
7594 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
7595 move_operand, power_of_2_operand): Move to predicates.md.
7596 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
7597 PREDICATE_CODE): Remove.
7598 * config/iq2000/iq2000.md: Include predicates.md.
7599 * config/iq2000/predicates.md: New.
7601 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
7603 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
7604 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
7605 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
7606 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
7607 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
7608 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
7609 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
7610 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7611 (TARGET_M68HC11): Delete.
7612 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
7613 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
7614 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
7615 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7616 (nb_soft_regs): Delete.
7617 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
7618 (m68hc11_override_options): Remove the code that caters for MASK_M6811
7619 and MASK_M6812 being set simultaneously. Change the code that sets
7620 the default m68hc11_soft_reg_count to use integers instead of strings.
7621 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
7622 m68hc11_soft_reg_count (which now has an int type) as the number
7624 * config/m68hc11/m68hc11.opt: New file.
7626 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
7628 * config/fr30/fr30.h (PREDICATE_CODES): Remove
7629 fp_displacement_operand, sp_displacement_operand.
7631 * config/m68hc11/m68hc11-protos.h: Add a prototype for
7633 Remove the prototypes for tst_operand, cmp_operand,
7634 stack_register_operand, d_register_operand,
7635 hard_addr_reg_operand, splitable_operand,
7636 m68hc11_logical_operator, m68hc11_arith_operator,
7637 m68hc11_non_shift_operator, m68hc11_shift_operator,
7638 m68hc11_unary_operator, m68hc11_eq_compare_operator,
7639 non_push_operand, hard_reg_operand, and
7640 reg_or_some_mem_operand.
7641 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
7643 (tst_operand, cmp_operand, non_push_operand,
7644 splitable_operand, reg_or_some_mem_operand,
7645 stack_register_operand, d_register_operand,
7646 hard_addr_reg_operand, hard_reg_operand,
7647 m68hc11_eq_compare_operator, m68hc11_logical_operator,
7648 m68hc11_arith_operator, m68hc11_non_shift_operator,
7649 m68hc11_shift_operator, m68hc11_unary_operator): Move to
7651 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
7652 * config/m68hc11/m68hc11.md: Include predicates.md.
7653 * config/m68hc11/predicates.md: New.
7655 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7658 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
7659 change checked in along with 2005-03-03's patch for debug/20253.
7660 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
7661 (remap_decl): Insert type decl in map earlier.
7663 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7665 PR tree-optimization/20640
7666 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
7667 post-dominator if it has phi nodes.
7668 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
7669 before dead statements.
7671 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7674 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
7676 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7678 PR rtl-optimization/20290
7679 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
7680 in every iteration if the entry point is the exit test.
7682 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
7684 * config/cris/cris.md (attribute "length"): Define.
7686 2005-04-02 Geoffrey Keating <geoffk@apple.com>
7688 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
7689 (word_offset_memref_operand): New.
7690 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
7691 (indexed_or_indirect_operand): Delete.
7692 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
7693 (indexed_or_indirect_operand): Delete.
7695 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
7698 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
7701 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
7702 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
7704 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7706 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
7708 2005-04-01 Ian Lance Taylor <ian@airs.com>
7710 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
7711 (rus, prus): Remove static variables.
7712 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
7713 (process_command): Permit report_times and use_pipes together.
7715 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
7717 * c-decl.c (validate_proto_after_old_defn): Look at
7718 TYPE_MAIN_VARIANT of argument types.
7720 2005-04-01 Paul Brook <paul@codesourcery.com>
7722 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
7723 (arm_output_function_epilogue): Allow call_via_SP.
7724 (thumb_call_via_reg, arm_file_end): Ditto.
7725 * config/arm/arm.h (struct machine_function): Include space for SP.
7726 (thumb_call_via_label): Update declaration.
7728 2005-04-01 Ian Lance Taylor <ian@airs.com>
7730 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
7731 doing a peephole optimization, once again put any notes in the
7734 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7736 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
7738 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
7740 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
7741 (block_alloc, find_free_reg): Likewise.
7742 * loop-doloop.c (doloop_modify): Likewise.
7743 * loop-invariant.c (record_use): Likewise.
7744 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
7745 get_iv_value, canon_condition, eliminate_implied_condition,
7746 eliminate_implied_condition, simplify_using_initial_values,
7747 shorten_into_mode, canonicalize_iv_subregs,
7748 iv_number_of_iterations): Likewise.
7749 * loop-unroll.c (expand_var_during_unrolling): Likewise.
7750 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
7751 unswitch_loop): Likewise.
7752 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
7753 move_movables, replace_call_address, find_and_verify_loops,
7754 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
7755 record_giv, final_giv_value, general_induction_var,
7756 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
7757 loop_giv_dump): Likewise.
7759 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
7760 GCOV_CHECK_WRITING): Remove.
7761 (gcov_position, gcov_rewrite): Use gcc_assert.
7762 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
7763 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
7764 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
7767 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7769 * tree-inline.c: Fix a typo.
7771 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
7773 * configure.ac (enable-checking): Explicitly set all variables for
7774 collective switch values. Alphabetize variables. Rename
7775 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
7777 * doc/install.texi (enable-checking): Update documentation.
7778 * configure: Rebuilt.
7780 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7782 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
7785 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
7787 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
7788 Also reject cases where this pattern will cause load delay stalls
7789 unless optimizing for size and it will produce a shorter sequence.
7790 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
7791 variants to avoid pre-adjusting the base when possible.
7793 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
7795 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
7796 the frame and argument pointers.
7797 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
7798 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
7799 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
7800 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
7801 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
7802 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
7804 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
7806 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
7807 with entry for selectany attribute.
7808 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
7810 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
7811 (i386_pe_asm_named_section): Handle sections generated by
7812 selectany attribute.
7813 * doc/extend.texi (selectany): Document attribute.
7815 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
7816 Jan Hubicka <jh@suse.cz>
7818 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
7819 to fix addresses involving EBP and ESP.
7820 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
7821 for SUBREGed registers.
7822 (legitimate_address_p): Accept SUBREGed registers.
7824 2005-04-01 Jakub Jelinek <jakub@redhat.com>
7827 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
7828 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
7831 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7833 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
7835 2005-04-01 James E Wilson <wilson@specifixinc.com>
7838 * dwarf2out.c (rtl_for_decl_init): New function.
7839 (rtl_for_decl_location): Extracted from here.
7840 (tree_add_const_value_attribute): Call rtl_for_decl_init and
7841 add_const_value_attribute. Delete initializer_constant_valid_p call.
7843 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7845 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
7846 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
7847 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
7848 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
7849 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
7850 config/i386/i386.md, config/rs6000/predicates.md,
7851 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
7852 config/s390/s390.c, config/stormy16/stormy16.c,
7853 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
7856 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
7859 * gimplify.c (gimplify_expr): Create a temporary for lvalue
7860 COND_EXPR and CALL_EXPR.
7862 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
7865 * genautomata.c (first_cycle_unit_presence): Check all alternative
7866 states for unit presence.
7868 * doc/md.texi: Remove remark about impossibility to query unit
7869 presence in non nondeterministic automaton state.
7871 * config/ia64/ia64.c (get_template): Change order of unit querying.
7873 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7875 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
7878 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
7880 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
7881 flag for edges outside any loops.
7883 2005-03-31 Janis Johnson <janis187@us.ibm.com>
7885 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
7887 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7889 * tree-ssa-alias.c: Follow spelling conventions.
7890 * doc/tree-ssa.texi: Fix a typo.
7892 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
7894 * postreload-gcse.c: Include target.h.
7895 (gcse_after_reload_main): Return early if we cannot modify jumps.
7896 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
7898 2005-03-31 David Edelsohn <edelsohn@gnu.org>
7900 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
7901 expensive operations.
7903 2005-03-31 Ian Lance Taylor <ian@airs.com>
7905 * collect2.c (lderrout): New variable.
7906 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
7907 if it is set, to stderr.
7908 (handler): Unlink lderrout if it is set.
7909 (dump_file): Add "to" parameter. Change all callers.
7910 (main): Initialize lderrout.
7911 (collect_execute): Add errname parameter. Change all callers.
7912 Rename redir parameter to outname. Never pass
7913 PEX_STDERR_TO_STDOUT to pex_run.
7914 * collect2.h (collect_execute, dump_file): Update declarations.
7915 * tlink.c (tlink_execute): Add errname parameter. Change all
7917 (do_tlink): Check lderrout as well as ldout.
7919 2005-03-31 Caroline Tice <ctice@apple.com>
7921 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
7922 (bb-reorder.o): Add errors.h to list of requirements.
7923 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
7924 profiledbootstrap flags.
7925 * bb-reorder.c (errors.h): Add new include.
7926 (struct bbro_basic_block_data_def): Add new field, in_trace.
7927 (add_unlikely_executed_notes): Remove function.
7928 (mark_bb_for_unlikely_executed_section): Remove function.
7929 (insert_section_boundary_note): New function.
7930 (verify_hot_cold_block_grouping): New function.
7931 (push_to_next_round_p): Remove variables and tests that push all
7932 cold blocks to last round.
7933 (find_traces): Remove code that added extra round of trace finding
7934 when doing partitioning.
7935 (find_traces_1_round) : Remove variable last_round; add code to
7936 update new struct field, in_trace; correct trace_length where it was
7937 incorrect before (after call to copy_bb); change code that pushed all
7938 cold blocks to last round. Instead verify that all blocks going into
7939 a trace belong in the same partition.
7940 (connect_traces): Modify to connect the traces in two passes, if the
7941 function contains both hot and cold blocks. The first pass connects
7942 all the traces for blocks in the partition that the first block in
7943 the function belongs to; the second pass connnects all the traces
7944 containing blocks that belong in the other partition.
7945 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7946 code that automatically put the first block in a function into the
7947 hot partition if the function had any hot blocks.
7948 (fix_crossing_unconditional_branches): Check number of succ edges
7949 before attempting to get one.
7950 (fix_edges_for_rarely_executed_code): Update comment describing
7952 (reorder_basic_blocks): Add code to initialize new field (in_trace);
7953 remove call to add_unlikely_executed_notes; add call to
7954 verify_hot_cold_block_grouping.
7955 (duplicate_computed_gotos): Don't change computed goto if it's a
7957 (partition_hot_cold_basic_blocks): Update function comment.
7958 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
7960 (try_forward_edges): Likewise.
7961 (merge_blocks_move_predecessor_nojumps): Likewise.
7962 (merge_blocks_move_successor_nojumps): Likewise.
7963 (merge_blocks_move): Likewise.
7964 (try_crossjump_bb): Likewise.
7965 * cfglayout.c (update_unlikely_executed_notes): Remove function.
7966 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
7967 notes to cold bb's; remove call to update_unlikely_executed_notes.
7968 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7969 NOTE_INSN_SWITCH_TEXT_SECTIONS.
7970 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
7971 function declaration.
7972 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
7974 (rtl_can_merge_blocks): Remove redundancy from condition.
7975 (try_redirect_by_replacing_jump): Likewise.
7976 (force_nonfallthru_and_redirect): Remove code for adding
7977 UNLIKELY_EXECUTED_CODE notes to cold bb's.
7978 (commit_one_edge_insertion): Likewise.
7979 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
7980 * dbxout.c (FORCE_TEXT): Replace function_section with
7981 current_function_section.
7982 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
7983 function, switch_text_section.
7984 (struct xcoff_debug): Likewise.
7985 (dbxout_function_end): Add code to put out label diffs for both
7986 hot and cold sections.
7987 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
7988 for new debug_hooks funciton, switch_text_section..
7989 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
7990 switch_text_section.
7991 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
7992 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
7993 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
7994 dw_fde_switched_sections.
7995 (output_call_frame_info): Add test to see if function switches text
7996 sections in the middle; if so, use appropriate extra hot and cold
7997 section labels to compute size deltas for the hot and cold sections.
7998 (dwarf2out_begin_prologue): Add code to initialize new fields in
8000 (dwarf2out_switch_text_section): New function (invoked through
8001 debug_hook); updates new fields in dw_fde_struct appropriately and
8002 increments separate_line_info_table_in_use.
8003 (dwarf2_debug_hooks): Initialize switch_text_section function to be
8004 dwarf2out_switch_text_section.
8005 (struct var_loc_node): Add new field, section_label.
8006 (output_aranges): Add code to check whether in hot or cold section and
8007 use the appropriate label in calculating deltas.
8008 (output_ranges): Likewise.
8009 (output_line_info): Add code to check which section we're in and
8010 use appropriate hot/cold label.
8011 (add_location_or_constant_value_attribute): Likewise.
8012 (gen_subprogam_die): Modify arange attributes to use correct labels.
8013 (dwarf2out_begin_block): Change call to function_section into call to
8014 current_function_section.
8015 (dwarf2out_end_block): Likewise.
8016 (dwarf2out_source_line): Likewise.
8017 (dwarf2out_var_location): Add code to check whether in hot or cold
8018 section and use the appropriate label.
8019 * except.c (output_function_exception_table): Change call to
8020 function_section into call to current_function_section.
8021 * final.c (profile_function): Likewise.
8022 (scan_ahead_for_unlikely_executed_note): Remove function.
8023 (final_scan_insn): Remove calls to
8024 scan_ahead_for_unlikely_executed_note, and related code for switching
8025 to cold section, except for the single time
8026 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
8027 debug_hooks->switch_text_sections; replace appropriate calls to
8028 function_section with calls to current_function_section.
8029 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
8030 test_bb to condition.
8031 (find_if_case_2): Likewise.
8032 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
8033 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
8034 * opts.c (decode_options): Change warning about hot/cold partitioning
8035 with exceptionss to inform (so as not to cause bootstrap failures);
8036 remove warning about partitioning with DWARF debug info.
8037 * output.h (current_function_section): Add new function decl.
8038 (insert_section_boundary_note): Likewise.
8039 (enum in_section): Move this declaration here from varasm.c.
8040 (unlikely_section_label): Likewise.
8041 (unlikely_text_section_name): Likewise.
8042 (last_text_section_name): New global variable.
8043 (last_text_section): Likewise.
8044 (hot_section_label): Likewise.
8045 (hot_section_end_label): Likewise.
8046 (cold_section_end_label): Likewise.
8047 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
8048 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
8049 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
8050 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
8051 insn from consideration.
8052 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
8053 switch_text_section.
8054 * varasm.c (basic-block.h): Add new include.
8055 (unlikely_section_label_printed): Remove global variable.
8056 (unlikely_section_label): Make global variable not be static any more.
8057 (unlikely_text_section_name): Likewise.
8058 (hot_section_end_label): New global variable (not static)
8059 (first_function_block_is_cold): Likewise.
8060 (hot_section_label): Likewise.
8061 (cold_section_end_label): Likewise..
8062 (last_text_section): New global variable, not static.
8063 (last_text_section_name): New global variable, not static.
8064 (initialize_cold_section_name): New function.
8065 (enum in_section): Move declaration to output.h.
8066 (text_section): Update last_text_section.
8067 (unlikely_text_section): Replace code to determine cold section name
8068 with call to initialize_cold_section_name; Add code to update
8069 last_text_section; remove code for printing out label.
8070 (named_section_real): Add code to update last_text_section and
8071 last_text_section_name as appropriate.
8072 (function_section): Change test for 'unlikely' to depend on
8073 first_function_block_is_cold (moved old test to
8074 current_function_section).
8075 (current_function_section): New function.
8076 (assemble_start_function): Move code that frees
8077 unlikely_text_section_name; initialize hot_section_end_label;
8078 print hot and cold section labels at the start of the function;
8079 set first_function_block_is_cold, if appropriate; initialize l
8080 ast_text_section; add call to insert_section_boundary_note.
8081 (assemble_end_function): Add code to write out hot and cold section
8083 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
8084 switch_text_section.
8085 * config/darwin.c (machopic_select_section): Replace incorrect
8086 function in base_funs; update reloc for cold sections if necessary.
8087 * config/darwin.h (SECTION_FUNCTION): Add code to update
8088 last_text_section if appropriate.
8089 (text_unlikely_section): Remove.
8090 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
8091 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
8092 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
8093 partitioning for this architecture.
8095 2005-03-31 Olivier Hainque <hainque@adacore.com>
8097 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
8098 defined and non-zero.
8100 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
8103 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
8106 2005-03-31 Alan Modra <amodra@bigpond.net.au>
8109 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
8110 label operand. Remove (use (unspec..)). Don't emit a label on
8112 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
8113 generate inline label for load_toc_v4_PIC_1b.
8114 (rs6000_emit_load_toc_table): Likewise.
8116 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
8118 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
8119 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
8121 2005-03-29 Devang Patel <dpatel@apple.com>
8123 * tree-sra.c (decide_block_copy): Disable scalarization of
8126 2005-03-30 Stuart Hastings <stuart@apple.com>
8127 Dale Johannesen <dalej@apple.com>
8129 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
8130 * print-tree.c (print_node): Add case STATEMENT_LIST.
8132 2005-03-31 Alan Modra <amodra@bigpond.net.au>
8134 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
8135 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
8136 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
8137 is given with "powerpc64*" or "all", or when --with-cpu chooses
8140 2005-03-30 James E. Wilson <wilson@specifixinc.com>
8143 * dwarf2out.c (add_high_low_attributes): New function, extracted from
8144 gen_lexical_block_die.
8145 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
8147 2005-03-31 Jan Hubicka <jh@suse.cz>
8149 2004-11-02 Jan Hubicka <jh@suse.cz>
8151 * cgraph.c (cgraph_varpool_node_name): New function.
8152 (dump_cgraph_varpool_node): New function.
8153 (dump_varpool): New function.
8154 * cgraphunit.c (cgraph_optimize): Dump varpool.
8156 2004-10-16 Jan Hubicka <jh@suse.cz>
8158 * cgraph.c (decide_is_variable_needed): New function.
8159 (cgraph_varpool_finalize_decl): Use it.
8160 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
8162 * final.c (output_addr_const): Do not call mark_referenced.
8163 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
8164 always go via cgraph.
8165 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
8166 (check_global_declarations): Ifdef out code clearing DECL_RTL.
8167 * tree-optimize.c (execute_inline): Mark functions called.
8168 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
8170 2004-10-11 Jan Hubicka <jh@suse.cz>
8172 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
8173 (cgraph_varpool_last_needed_node): New static variable.
8174 (enqueue_needed_varpool_node): Break out from ...; add items to the
8175 end of queue; update first pointers.
8176 (cgraph_varpool_mark_needed_node): ... here.
8177 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
8178 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
8179 * cgraph.h (cgraph_varpool_node): Add analyzed field.
8180 (cgraph_varpool_first_unanalyzed_node): Declare.
8181 * cgraphunit.c: Include output.h.
8182 (cgraph_varpool_analyze_pending_decls): New function.
8183 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
8184 for errors, analyze pending decls.
8185 (cgraph_finalize_compilation_unit): Only analyze decls.
8186 (cgraph_optimize): Assemble the decls after expanding.
8188 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
8190 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
8191 subvars get marked properly in tags for grouping.
8192 (add_pointed_to_var): Mark only actual pointed to
8193 variables/subvars in addresses needed.
8194 (create_overlap_variables_for): Clear call clobbered on original
8196 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
8197 addresable vars with subvars into list.
8198 * tree-ssa.c (verify_ssa_name): Verify original is not used where
8201 2005-03-30 Richard Henderson <rth@redhat.com>
8203 * cgraph.h (struct cgraph_node): Add alias.
8204 * varasm.c (assemble_alias): Set it.
8205 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
8206 avoid calling cgraph_expand_function.
8208 2005-03-30 Tom Tromey <tromey@redhat.com>
8210 * tree.def (FILE_TYPE): Removed.
8211 * typeclass.h (enum type_class): Removed file_type_class.
8212 * dwarf2out.c (is_base_type): Updated.
8213 (gen_type_die): Likewise.
8214 * dbxout.c (dbxout_type): Updated.
8215 * builtins.c (type_to_class): Updated.
8216 * tree.c (type_contains_placeholder_1): Updated.
8217 * config/sparc/sparc.c (sparc_type_code): Updated.
8218 * config/ia64/ia64.c (hfa_element_mode): Updated.
8219 * expr.c (count_type_elements): Updated.
8220 * stor-layout.c (layout_type): Updated.
8221 * tree-inline.c (remap_type): Updated.
8222 * tree-pretty-print.c (dump_generic_node): Updated.
8224 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
8226 * builtins.c (expand_builtin_powi): Fix mode of
8227 2nd argument to match int.
8228 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
8229 2nd argument type to int.
8230 * libgcc2.c: Change prototype of __powi* functions to use
8233 2005-03-30 Dale Johannesen <dalej@apple.com>
8236 * calls.c (expand_call): Flush pending deferrals before
8239 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
8243 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
8244 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
8245 c_label_context, label_context_stack): New.
8246 * c-decl.c (define_label): Check for jumps into statement
8247 expressions. Add label to list of defined labels.
8248 (start_function): Push context on label_context_stack.
8249 (finish_function): Pop context from label_context_stack.
8250 * c-typeck.c (label_context_stack): New.
8251 (c_finish_goto_label): Check for jumps into statement
8252 expressions. Add label to list of jumped to labels.
8253 (struct c_switch): Add blocked_stmt_expr.
8254 (c_start_case): Initialize it.
8255 (do_case): Check it.
8256 (c_finish_case): Verify !blocked_stmt_expr.
8257 (c_begin_stmt_expr): Push context on label_context_stack.
8258 Increment blocked_stmt_expr. Mark labels jumped to from outside
8260 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
8261 defined in the statement expression and no longer jumpable to.
8262 Mark labels jumped to from just outside the statement expression
8263 as again definable. Pop context from label_context_stack.
8264 * doc/extend.texi (Statement Exprs): Update.
8266 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
8269 * c-decl.c (start_function): Check for old_decl being
8272 2005-03-30 Ian Lance Taylor <ian@airs.com>
8274 * final.c (final): Remove prescan parameter. Change all callers.
8275 (final_scan_insn): Remove prescan parameter. Change all callers.
8277 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
8279 * tree-vectorizer.c: Fix comment typos.
8281 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
8283 * tree-scalar-evolution.c (instantiate_parameters_1): Return
8284 as soon as a chrec_dont_know is detected.
8286 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
8288 Merge from csl-arm-branch.
8289 2004-02-12 Mark Mitchell <mark@codesourcery.com>
8291 * tlink.c (recompile_files): Do not assume that "rename" can
8292 overwrite an existing file.
8294 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
8296 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
8297 * gcc/configure: Regenerate.
8299 2005-03-30 Alan Modra <amodra@bigpond.net.au>
8301 * doc/install.texi: Update binutils requirement for powerpc*-linux.
8303 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
8305 * calls.c (struct arg_data): Update "partial" comment.
8306 (load_register_parameters): Update "nregs" comment.
8308 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8310 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
8311 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
8312 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
8313 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
8314 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
8315 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
8316 than target_flags & 0.
8317 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
8318 (iq2000_arch, iq2000_parse_cpu): Delete.
8319 (TARGET_HANDLE_OPTION): Override default.
8320 (iq2000_handle_option): New function.
8321 (override_options): Remove -march= and -mcpu= handling.
8322 * config/iq2000/iq2000.opt: New file.
8324 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8326 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
8327 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
8328 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
8329 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
8330 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
8331 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
8332 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
8333 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
8334 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
8335 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
8336 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
8337 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
8338 (c4x_rpts_cycles_string, c4x_cpu_version_string)
8339 (TARGET_OPTIONS): Delete.
8340 (c4x_rpts_cycles, c4x_cpu_version): Declare.
8341 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
8342 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
8343 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
8344 (c4x_cpu_version_string): Delete.
8345 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8346 (c4x_handle_option): New function. Map -m3x and -m4x options to the
8347 equivalent -mcpu= option.
8348 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
8349 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
8350 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
8351 or clearing the appropriate MASK_* bit.
8352 (c4x_file_start): Use c4x_cpu_version.
8353 * config/c4x/c4x.opt: New file.
8355 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8357 * doc/options.texi: Document the new MaskExists flag.
8358 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
8359 if the option has the MaskExists flag.
8361 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8363 * opt-functions.awk (flag_set_p, test_flag): New functions.
8364 (switch_flags): Use them.
8365 * opth-gen.awk: Use flag_set_p to check for flags.
8366 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
8368 2005-03-30 Ian Lance Taylor <ian@airs.com>
8370 * config.host (i[34567]86-*-mingw32*): Don't set
8371 host_can_use_collect2 to no.
8373 2005-03-30 Alan Modra <amodra@bigpond.net.au>
8376 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
8377 Remove convert_memory_address call duplicating that in memory_address.
8379 2005-03-29 Richard Henderson <rth@redhat.com>
8382 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
8383 (build_compound_literal): Likewise. Propagate decl type into the
8385 (finish_decl): Likewise. Use new return value from complete_array_type
8386 for zero sized arrays.
8387 (complete_array_type): Move ...
8388 * c-common.c (complete_array_type): ... here. Change first argument
8389 to pointer-to-type-node. Consistently use sizetype for the index
8390 except for zero sized arrays. Detect zero sized arrays for pedantic
8391 mode diagnostics. Create a new type node instead of modifying the
8393 * c-tree.h (complete_array_type): Move decl ...
8394 * c-common.h (complete_array_type): ... here.
8396 2005-03-29 Richard Henderson <rth@redhat.com>
8399 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
8401 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
8403 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
8404 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
8405 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
8406 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
8408 2005-03-29 Eric Christopher <echristo@redhat.com>
8410 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
8411 truthvalue conversion removal.
8413 2005-03-29 Ian Lance Taylor <ian@airs.com>
8416 * collect2.c: Never include <vfork.h>.
8417 (VFORK_STRING, vfork): Don't define.
8418 (pid): Remove global variable.
8419 (handler): Call raise instead of kill (getpid(), ...).
8420 (collect_wait): Add pex parameter. Change all callers. Use
8421 pex_get_status rather than pwait.
8422 (do_wait): Add pex parameter. Change all callers.
8423 (collect_execute): Return struct pex_obj * rather than void. Use
8424 pex routines rather than pexecute.
8425 (fork_execute): Get pex_obj from collect_execute, and pass it to
8427 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
8428 Only declare quit_handler if SIGQUIT is defined.
8429 (scan_libraries): Likewise.
8430 * collect2.h (collect_execute): Update declaration.
8431 (collect_wait): Update declaration.
8432 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
8433 pass it to collect_wait.
8435 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
8438 * c-parser.c (c_parser_compound_statement_nostart): Give error
8439 message for EOF instead of just setting parser->error.
8441 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
8443 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
8444 (slpeel_update_phi_nodes_for_guard1): New function.
8445 (slpeel_update_phi_nodes_for_guard2): New function.
8446 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
8447 of slpeel_update_phi_nodes_for_guard.
8448 (vectorize_loops): Remove call to loop_closed_rewrite.
8449 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
8452 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
8454 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
8455 (TARGET_LITTLE_ENDIAN): New macro.
8456 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
8457 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
8458 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
8459 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
8460 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
8461 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
8462 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
8463 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
8464 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
8465 (TARGET_OPTIONS): Delete.
8466 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
8467 (CACHE_FLUSH_TRAP): Turn into an integer.
8468 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
8469 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
8470 -mflush-trap is in use.
8471 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
8472 (m32r_cache_flush_trap_string): Delete.
8473 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
8474 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
8475 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
8476 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8477 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
8478 -mmodel= and -msdata= handling from...
8479 (m32r_init): ...here.
8480 * config/m32r/m32r.opt: New file.
8482 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
8484 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
8485 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
8486 * tree-vect-analyze.c (vect_object_analysis): additional parm
8487 pass back a "struct ptr_info_def *" with the points-to info.
8488 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
8489 statement using info returned from vect_object_analysis.
8490 * tree-vect-transform.c (update_vuses_to_preheader): New function.
8491 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
8492 for virtual uses and defs when creating a replacement vector
8493 reference. Call duplicate_ssa_name_ptr_info to define points-to
8494 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
8495 (vectorizable_store): copy_virtual_operands and update
8496 definition statements.
8497 (vectorizable_load): copy_virtual_operands. Remove call to
8498 mark_call_clobbered_vars_to_rename for call to "const" builtin.
8499 * tree-vectorizer.c (vectorize_loops): Remove calls to
8500 rewrite_into_ssa and bitmap_clear (vars_to_rename).
8501 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
8502 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
8503 define macro STMT_VINFO_PTR_INFO for use in accessing.
8504 * tree.h add export of duplicate_ssa_name_ptr_info.
8505 * rs6000.c (altivec_init_builtins): Declare builtin function
8506 __builtin_altivec_mask_for_load to be "const".
8508 2005-03-29 Jakub Jelinek <jakub@redhat.com>
8511 * cgraph.h (struct cgraph_varpool_node): Add alias field.
8512 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
8513 assemble_variable on aliases.
8514 * varasm.c (assemble_alias): Set node->alias.
8515 * toplev.c (wrapup_global_declarations): Don't call
8516 rest_of_decl_compilation on aliases again.
8518 2005-03-29 Paul Brook <paul@codesourcery.com>
8520 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
8521 * config/arm/arm.c (arm_dbx_register_number): New function.
8522 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
8524 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
8527 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
8528 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
8530 2005-03-29 Dale Johannesen <dalej@apple.com>
8532 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
8533 $(TREE_H) and $(COVERAGE_H).
8534 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
8535 * opts.c (common_handle_option): Enable tree-based value transforms.
8536 * toplev.c (process_options): Ditto.
8537 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
8538 refers to references to this type.
8539 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
8540 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
8541 for may_be_more, may_be_less.
8542 (rtl_gen_pow2_profiler): Adjust.
8543 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
8544 (rtl_gen_one_value_profiler): Adjust.
8545 (rtl_gen_const_delta_profiler): Adjust.
8546 * tree-profile.c (tree_gen_interval_profiler): Implement.
8547 (tree_gen_pow2_profiler): Ditto.
8548 (tree_gen_one_value_profiler): Ditto.
8549 (tree_profiling): New.
8550 (pass_tree_profile): Reference it.
8551 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
8553 (insn_divmod_values_to_profile): Rename to
8554 rtl_divmod_values_to_profile. Adjust.
8555 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
8556 (insn_prefetch_values_to_profile): Adjust.
8557 (rtl_value_profile_transformations): Adjust.
8558 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
8559 (gen_mod_pow2): Rename to rtl_mod_pow2.
8560 (gen_mod_subtract): Rename to rtl_mod_subtract.
8561 (divmod_fixed_value_transform): Rename to
8562 rtl_divmod_fixed_value_transform.
8563 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
8564 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
8565 (rtl_find_values_to_profile): Adjust.
8566 (tree_value_profile_transformations): Implement.
8567 (tree_divmod_values_to_profile): New.
8568 (tree_values_to_profile): New.
8569 (tree_divmod_fixed_value): New.
8570 (tree_mod_pow2): New.
8571 (tree_mod_subtract): New.
8572 (tree_divmod_fixed_value_transform): New.
8573 (tree_mod_pow2_value_transform): New.
8574 (tree_mod_subtract_transform): New.
8575 (tree_find_values_to_profile): Implement.
8576 * profile.c (instrument_values): Free histograms.
8577 (compute_value_histograms): Adjust. Implement tree version.
8579 2005-03-29 Uros Bizjak <uros@kss-loka.si>
8581 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
8582 * config/i386/i386.c (output_fix_trunc): Add new round_mode
8583 variable. Output "fldcw" depending on round_mode.
8584 * config/i386/i386.md (UNSPEC_FIST): New.
8585 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
8586 New isns patterns to implement lrint and llrint built-ins as x87
8588 (fistdi2, fist<mode>2 splitters): New splitters.
8589 (lrint<mode>2): New expanders.
8591 2005-03-28 Ian Lance Taylor <ian@airs.com>
8593 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
8594 0 when calling final_scan_insn.
8596 2005-03-28 Jan Hubicka <jh@suse.cz>
8599 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
8602 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
8603 types where possible.
8605 2005-03-26 Per Bothner <per@bothner.com>
8607 Make -f[no-]show-column also control non-cpp diagnostics.
8608 * c.opt (fshow-column): Move option from here ...
8609 * common.opt (fshow-column): ... to here.
8610 * diagnostic.c (diagnostic_build_prefix): Only print column number
8611 if flag_show_column.
8613 2005-03-27 Steven Bosscher <stevenb@suse.de>
8615 * vax-protos.h (vax_output_int_move, vax_output_int_add,
8616 vax_output_conditional_branch): New prototypes.
8617 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
8618 extracted from vax.md mov and add patterns.
8619 (vax_output_conditional_branch): New function to output conditional
8620 branch instructions.
8621 * vax.md: Use mode macros for arithmetic and mov patterns.
8622 Use code macros for the jump patterns.
8624 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
8626 * Makefile.in (libbackend.o): Depend on version files;
8627 add custom generation command.
8629 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
8632 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
8633 sure that we have a REG before getting its REGNO.
8635 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8637 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
8638 * builtins.def (BUILT_IN_STRNDUP): New.
8640 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
8642 PR tree-optimization/20470
8643 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
8646 2005-03-25 Mike Stump <mrs@apple.com>
8648 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
8651 2005-03-25 Geoffrey Keating <geoffk@apple.com>
8653 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
8654 Use our own structure definitions.
8656 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
8657 (fix_truncdfsi2): Allow registers or memory as destination.
8658 When TARGET_PPC_GFXOPT, generate simplified pattern.
8659 (fix_truncdfsi2_internal): Use define_insn_and_split.
8660 (fix_truncdfsi2_internal_gfxopt): New.
8661 (fctiwz): Don't confuse register allocation by giving it no choices.
8663 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
8664 (EXTRA_MEMORY_CONSTRAINT): Likewise.
8665 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
8666 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
8668 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
8670 * dominance.c (free_dominance_info): Speed up by freeing et
8671 data structures without maintaining other nodes.
8672 * et-forest.c (et_free_tree_force): New.
8673 * et-forest.h: Add a prototype for et_free_tree_force.
8675 * tree.c (get_set_constructor_bits,
8676 get_set_constructor_bytes): Remove.
8677 * tree.h: Remove the corresponding prototypes.
8679 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8682 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
8683 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
8684 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
8685 PRE_DEC, NEG and NOT.
8687 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
8689 * fold-const.c: Convert uses of fold (build (...)) to
8692 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
8694 PR rtl-optimization/20249
8695 * cse.c (insert_regs): Do not record equivalence of registers in
8698 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
8700 * emit-rtl.c (reverse_comparison): Remove.
8701 * rtl.h: Remove the corresponding prototype.
8703 2005-03-24 James E Wilson <wilson@specifixinc.com>
8705 * doc/install.texi (--enable-altivec): Delete docs.
8707 2005-03-24 David Edelsohn <edelsohn@gnu.org>
8709 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
8710 SFmode and DFmode before reload when
8711 flag_unsafe_math_optimizations not enabled.
8713 2005-03-24 Geoffrey Keating <geoffk@apple.com>
8715 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
8717 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
8718 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
8720 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
8722 * configure.ac (enable-checking): Add 'runtime' option.
8723 * doc/install.texi (enable-checking): Document 'runtime' checking.
8724 * tsystem.h (gcc_assert, gcc_unreachable): Define.
8725 * config.in: Regenerated.
8726 * configure: Regenerated.
8728 2005-03-23 Uros Bizjak <uros@kss-loka.si>
8730 * optabs.h (enum optab_index): Remove OTI_llrint.
8731 (llrint_optab): Remove macro.
8732 * optabs.c (init_optabs): Remove llrint_optab initialization.
8733 * genopinit.c (optabs): Remove llrint_optab implementation.
8734 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
8737 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
8739 PR rtl-optimization/20532
8740 * simplify-rtx.c (simplify_binary_operation_1): Protect from
8741 overflow when adding coefficients for PLUS or MINUS.
8742 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
8745 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8747 * langhooks.h (truthvalue_conversion): Remove.
8748 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8749 LANG_HOOKS_TRUTHVALUE_CONVERSION.
8750 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
8751 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
8752 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
8754 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
8756 * params.def: Fix a typo.
8757 * config/mips/mips.c: Follow the spelling convensions.
8758 * doc/invoke.texi: Fix typos.
8760 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
8762 Fix PR tree-optimization/20601
8764 * tree-ssa-pre.c (insert_aux): Add missing condition to
8767 2005-03-23 Ian Lance Taylor <ian@airs.com>
8769 * final.c (final_scan_insn): Don't remove no-op instructions.
8770 * reload1.c (reload): Remove simple no-op instructions even when
8773 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
8775 PR tree-optimization/20501
8776 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
8777 reporting that peeling for alignment is applied moved to...
8778 * (vect_analyze_data_refs_alignment): Here.
8780 2005-03-23 Ian Lance Taylor <ian@airs.com>
8782 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
8784 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8786 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
8787 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
8789 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
8791 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
8792 imply that this is called once, independent of asms in code.
8793 Adjust to now being pased output and input lists. Mention helper
8794 function decl_overlaps_hard_reg_set_p.
8795 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
8796 hook_tree_tree_identity and to take three trees, returning third.
8797 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
8799 * stmt.c: include hard-reg-set.h before tree.h.
8800 (decl_overlaps_hard_reg_set_p): New function, broken out from...
8801 (decl_conflicts_with_clobbers_p): Call
8802 decl_overlaps_hard_reg_set_p.
8803 (expand_asm_operands): Pass output and input lists in call to
8804 targetm.md_asm_clobbers.
8805 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
8806 hook_tree_tree_tree_tree_3rd_identity.
8807 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
8809 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
8810 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
8811 parameters, first two unused.
8812 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
8813 parameters. Only add MOF to clobbers if there's no 'h' mentioned
8814 in constraint letters and MOF is not mentioned as a asm-declared
8815 register in neither of the input and output lists.
8817 2005-03-23 DJ Delorie <dj@redhat.com>
8819 * optabs.c (expand_binop): Make sure the first subword's result
8822 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8824 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
8825 Call c_common_truthvalue_conversion rather than
8826 lang_hooks.truthvalue_conversion.
8827 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
8828 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
8830 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
8831 c_common_truthvalue_conversion.
8832 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
8833 c_parser_conditional_expression, c_parser_binary_expression): Call
8834 c_objc_common_truthvalue_conversion.
8835 * c-typeck.c (build_unary_op): Call
8836 c_objc_common_truthvalue_conversion.
8837 (build_conditional_expr): Do not call
8838 lang_hooks.truthvalue_conversion.
8839 (build_binary_op): Call c_common_truthvalue_conversion.
8840 (c_objc_common_truthvalue_conversion): Moved from
8841 c-objc-common.c. Call default_function_array_conversion instead
8842 of default_conversion.
8844 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8846 * c-common.h (default_conversion): Remove.
8847 (perform_integral_promotions): Add.
8848 * c-tree.h (default_conversion): Add.
8849 * c-typeck.c (perform_integral_promotions): New, split out from
8851 * c-common.c (check_case_value): Use perform_integral_promotions,
8852 not default_conversion.
8853 (c_add_case_label): Don't continue processing case label after
8854 found to be pointer.
8856 2005-03-23 Mark Mitchell <mark@codesourcery.com>
8858 * gcc.c (do_spec_1): Do not add a -L path for a directory in
8859 the prefix list if we have already added a multilib directory
8861 (main): Do not add MD_EXEC_PREFIX to the list of directories to
8864 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8866 * reload1.c (indirect_symref_ok, reload_obstack): Make them
8868 * reload.h: Remove the prototype for indirect_symref_ok.
8870 * reload1.c (indirect_symref_ok): Make it global.
8871 * reload.h: Add a prototype for indirect_symref_ok.
8873 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
8875 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
8878 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8880 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
8882 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
8884 * c-opts.c (c_common_parse_file): Only start/end main source file
8885 if debug hooks says the writer wants it.
8886 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
8888 (xcoff_debug_hooks): Ditto.
8889 * debug.c (do_nothing_hooks): Ditto.
8890 * debug.h (gcc_debug_hooks): Ditto.
8891 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
8892 * sdbout.c (sdb_debug_hooks): Ditto.
8893 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
8895 2005-03-22 Mark Mitchell <mark@codesourcery.com>
8897 * doc/extend.texi: Deprecate C++ min/max operators.
8899 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
8901 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
8902 artificial original candidates.
8904 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
8905 Jan Hubicka <jh@suse.cz>
8906 Steven Bosscher <stevenb@suse.de>
8908 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
8909 call cost based on argument sizes.
8910 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
8912 * params.def: (max-inline-inssn-single): Set to 450.
8913 (max-inline-insns-auto): Set to 90.
8914 (max-inline-insns-recursive): Set to 450
8915 (max-inline-insns-recursive-auto): Set to 450.
8916 (large-function-insns): Set to 2700.
8917 (inline-call-cost): New parameter.
8918 * tree-inline.c (estimate_move_cost): New function.
8919 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
8920 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
8922 * tree-inline.h (estimate_move_cost): Declare.
8923 * invoke.texi: (max-inline-inssn-single): Change default to 450.
8924 (max-inline-insns-auto): Change default to 90.
8925 (max-inline-insns-recursive): Change default to 450
8926 (max-inline-insns-recursive-auto): Change default to 450.
8927 (large-function-insns): Change default to 2700.
8928 (inline-call-cost): Document new parameter.
8930 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
8932 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
8933 (TARGET_DEFAULT): Delete.
8934 * config/i860/i860.opt: New file.
8936 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
8938 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
8939 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8940 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8941 (frv_sched_lookahead): Delete.
8942 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
8943 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
8944 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
8945 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
8946 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
8947 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
8948 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
8949 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
8950 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
8951 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
8952 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
8953 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
8954 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
8955 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
8956 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
8957 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
8958 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
8959 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
8960 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
8961 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
8962 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
8963 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
8964 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
8965 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8966 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8967 (frv_sched_lookahead): Delete.
8968 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
8969 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8970 (frv_handle_option): New function. Move -mcpu= handling from...
8971 (frv_override_options): ...here. Remove handling of other
8973 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
8974 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
8975 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
8976 and TARGET_NO_MULTI_CE.
8977 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
8978 !TARGET_VLIW_BRANCH.
8979 * config/frv/frv.opt: New file.
8981 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8983 * fold-const.c (fold_ternary): Take decomposed arguments of
8985 (fold): Update a call to fold_ternary.
8987 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
8988 * tree.h: Add corresponding prototypes.
8990 2005-03-22 Jakub Jelinek <jakub@redhat.com>
8993 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
8994 between jump table and its label.
8995 * final.c (shorten_branches): Handle notes in between ADDR_VEC
8996 resp. ADDR_DIFF_VEC and the label preceeding it.
8997 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
8998 is emitted in the right section.
9000 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
9002 * fold-const.c (fold_unary, fold_binary): Update comments
9005 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
9007 PR rtl-optimization/20527
9008 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
9009 REG_INC note, test that the register also isn't mentioned in PRED
9012 2005-03-22 Ben Elliston <bje@au.ibm.com>
9014 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
9017 2005-03-21 Mike Stump <mrs@apple.com>
9019 * varasm.c (default_assemble_visibility): Remove extra ().
9021 2005-03-21 Roger Sayle <roger@eyesopen.com>
9024 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
9025 to determine whether a block can be duplicated, rather than test
9026 whether the block contains noncopyable insns ourselves.
9028 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9030 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
9033 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
9035 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
9037 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
9039 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
9040 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
9041 * config/fr30/fr30.opt: New file.
9043 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
9045 Fix PR tree-optimization/20542
9047 * tree-flow-inline.h (overlap_subvar): Move to here.
9048 * tree-ssa-operands.c: From here.
9049 * tree-flow.h (overlap_subvar): Declare.
9050 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
9051 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
9052 for variables with subvars.
9054 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
9057 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
9058 * modulo-sched.c (const_iteration_count): Return on NULL
9060 (print_node_sched_params): Return on NULL dump_file.
9061 (generate_reg_moves): Handle reg-anti dependencies and disregard
9062 closing branch when generating register moves.
9063 (sms_schedule): Mark the SMSed block dirty.
9064 * passes.c (rest_of_handle_sms): Call update_life_info for all
9066 * testsuite/gcc.dg/20050321-1.c: New test.
9068 2005-03-21 Bob Wilson <bob.wilson@acm.org>
9070 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
9071 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
9072 movqi_internal): Likewise.
9074 2005-03-21 Bob Wilson <bob.wilson@acm.org>
9076 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
9077 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
9078 xtensa_b4const): Delete prototypes.
9079 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
9080 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
9081 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
9082 xtensa_extra_constraint): New prototypes.
9083 (add_operand, arith_operand, nonimmed_operand, mem_operand,
9084 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
9085 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
9086 move_operand, const_float_1_operand, fpmem_offset_operand,
9087 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
9088 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
9089 (xtensa_b4const_or_zero): ...this. Change return type to bool and
9090 argument type to HOST_WIDE_INT.
9091 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
9092 xtensa_mask_immediate): Likewise.
9093 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
9094 Likewise. Also make these functions static.
9095 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
9096 (xtensa_const_ok_for_letter_p): New.
9097 (add_operand, arith_operand, nonimmed_operand, mem_operand,
9098 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
9099 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
9100 move_operand, const_float_1_operand, fpmem_offset_operand,
9101 branch_operator, ubranch_operator, boolean_operator): Move to
9103 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
9104 (xtensa_mem_offset): Change return type to bool.
9105 (xtensa_extra_constraint): New.
9106 (gen_int_relational): Update type of const_range_p function pointer.
9107 Use xtensa_b4const_or_zero.
9108 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
9109 xtensa_const_ok_for_letter_p. Update comments.
9110 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
9111 (PREDICATE_CODES): Delete.
9112 * config/xtensa/xtensa.md: Include predicates.md.
9113 * config/xtensa/predicates.md: New file.
9115 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9117 * config/v850/v850-protos.h: Remove the prototypes for
9118 reg_or_int9_operand, reg_or_const_operand,
9119 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
9120 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
9121 movsi_source_operand, power_of_two_operand,
9122 not_power_of_two_operand, special_symbolref_operand,
9123 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
9124 register_is_ok_for_epilogue.
9125 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
9126 reg_or_int9_operand, reg_or_const_operand,
9127 call_address_operand, special_symbolref_operand,
9128 movsi_source_operand, power_of_two_operand,
9129 not_power_of_two_operand, register_is_ok_for_epilogue,
9130 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
9131 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
9133 * config/v850/v850.h (PREDICATE_CODES): Remove.
9134 * config/v850/v850.md: Include predicates.md.
9135 * config/v850/predicates.md: New.
9137 2005-03-21 Zack Weinberg <zack@codesourcery.com>
9139 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
9140 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
9141 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
9142 (itoolsdir, itoolsdatadir): Move definition above new first use.
9143 (install-itoolsdirs): New rule.
9144 (install-mkheaders): Depend on install-itoolsdirs, not
9145 install-include-dir.
9147 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9149 * tree-into-ssa.c: Remove obsolete comments.
9151 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
9153 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
9154 unrolling if -fpeel-loops is specified, too.
9155 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
9156 Remove superfluous check for flag_unroll_loops.
9158 2005-03-21 Uros Bizjak <uros@kss-loka.si>
9160 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
9161 (lrint_optab, llrint_optab): Define corresponding macros.
9162 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
9163 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
9164 pattern and llrint_optab using llrintdi2 patterns.
9165 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
9166 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
9167 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
9168 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
9169 flag_unsafe_math_optimizations is set.
9171 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
9173 * combine.c (combine_simplify_rtx, simplify_if_then_else,
9174 simplify_logical, if_then_else_cond, known_cond,
9175 simplify_comparison): Adjust calls to reverse_comparison.
9176 Don't use combine_reversed_comparison_code).
9177 (combine_reversed_comparison_code): Remove.
9178 (reversed_comparison): Using reversed_comparison_code, move it...
9179 * jump.c (reversed_comparison): ... here.
9180 * rtl.h (reversed_comparison): Add prototype.
9182 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9184 * builtins.c (fold_builtin): Take decomposed arguments of
9186 * fold-const.c (fold_ternary): Update a call to fold_builtin.
9187 * gimplify.c (gimplify_call_expr): Likewise.
9188 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
9189 * tree.h: Update the prototype of fold_builtin.
9191 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
9193 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
9194 * rtlhooks.c (gen_lowpart_no_emit_general): New.
9195 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
9196 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
9197 * simplify-rtx.c (simplify_binary_operation_1): Use it.
9199 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9201 * builtins.c (fold_builtin_1): Take decomposed arguments of
9203 (fold_builtin): Update a call to fold_builtin_1.
9205 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
9208 * gcov.c (output_lines): Only output function block summary when
9209 outputting branch information.
9210 * doc/gcov.texi: Document format of preamble and additional block
9213 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
9215 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
9216 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
9217 the defaults false if BITS_PER_UNIT != 8.
9218 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
9219 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
9220 than BITS_PER_UNIT != 8.
9221 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
9222 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
9223 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
9225 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
9226 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
9228 2005-03-20 Roger Sayle <roger@eyesopen.com>
9231 * fold-const.c (fold_binary): Fix type mismatch between
9232 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
9233 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
9234 for non-truth-valued expressions.
9236 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
9237 and FUNCTION_DECL in the main switch.
9238 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
9239 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
9240 we also need to convert their operands to match.
9241 <TRUTH_NOT_EXPR>: Likewise.
9243 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
9245 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
9246 diagnostic without checking whether an lvalue.
9247 * c-common.h (lvalue_p): Remove.
9248 (enum lvalue_use): Update comment.
9249 (lvalue_or_else): Replace by lvalue_error.
9250 * c-typeck.c (lvalue_p): Make static.
9251 (lvalue_or_else): New. Call lvalue_error.
9253 2005-03-21 Alan Modra <amodra@bigpond.net.au>
9255 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
9256 (function_arg_advance): Use rs6000_parm_start.
9257 (function_arg, rs6000_arg_partial_bytes): Likewise.
9259 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
9261 * c-common.c (check_case_value): Adjust comment about stripping
9263 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
9264 * c-typeck.c (default_conversion, convert_arguments,
9265 build_modify_expr, convert_for_assignment, store_init_value,
9266 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
9267 manually. Remove inaccurate comments.
9269 2005-03-20 Roger Sayle <roger@eyesopen.com>
9270 Joseph S. Myers <joseph@codesourcery.com>
9272 * varasm.c (do_assemble_alias): Restore comment describing function.
9273 Annotate the target parameter as potentially unused.
9275 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
9278 * config/avr/avr.c (avr_output_function_prologue): Do not use
9279 current_function_name() in a label, use a local label instead.
9281 2005-03-20 David Edelsohn <edelsohn@gnu.org>
9283 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
9284 flag_finite_math_only, not flag_unsafe_math_optimizations.
9286 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
9288 * builtins.c (fold_builtin_1): Update a call to
9289 targetm.fold_builtin.
9290 * hooks.c (hook_tree_tree_bool_null): Rename to
9291 hook_tree_tree_tree_bool_null. Take one more argument of type
9293 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
9294 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
9295 hook_tree_tree_tree_bool_null.
9296 * target.h (gcc_target): Update the prototype of fold_builtin.
9297 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
9298 arguments of CALL_EXPR.
9299 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
9302 2005-03-20 Jan Hubicka <jh@suse.cz>
9304 * cgraph.h (cgraph_node): Add prev_clone pointer.
9305 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
9306 (cgraph_clone_node): Produce doubly linked chain.
9308 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
9310 * c-common.c (handle_aligned_attribute, check_function_sentinel,
9311 get_nonnull_operand, handle_sentinel_attribute,
9312 check_function_arguments_recurse): Do not strip NOPS from
9314 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
9316 * c-format.c (get_constant): Likewise.
9317 * c-parser.c (c_parser_postfix_expression): Likewise.
9318 * c-typeck.c (set_init_index): Likewise.
9319 (convert_arguments): Don't check for NOP_EXPR containing integer
9322 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
9324 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
9325 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
9326 Take decomposed arguments of CALL_EXPR.
9327 (fold_builtin_1): Update calls to the functions mentioned
9330 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
9332 * c-decl.c (check_bitfield_type_and_width): Require bit-field
9333 width to have integer type.
9334 (build_enumerator): Require enumerator value to have integer type.
9336 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
9338 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
9341 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
9343 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
9344 std=iso9899:199x): Correct descriptions.
9346 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
9348 * config.gcc: Consistently use solaris2.1[0-9]* instead of
9351 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
9353 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
9355 (expand_builtin_memcpy, fold_builtin_1): Update calls to
9356 fold_builtin_memcpy.
9358 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
9359 arguments of CALL_EXPR.
9360 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
9361 fold_builtin_found, fold_builtin_1): Update calls to
9362 fold_trunc_transparent_mathfn.
9364 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9367 * fold-const.c (fold_widened_comparison): Don't optimize casts of
9368 function pointers on targets that require function pointer
9370 (fold_sign_changed_comparison): Likewise.
9372 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
9374 * combine.c (try_combine): When changing the mode of a hard reg, make
9375 sure that doing so is valid.
9377 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
9379 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
9380 (TARGET_HANDLE_OPTION): Override default.
9381 (avr_handle_option): New function.
9382 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
9383 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
9384 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
9385 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
9386 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
9387 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
9388 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
9389 (TARGET_OPTIONS): Delete.
9390 * config/avr/avr.opt: New file.
9392 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9394 * config/m32r/m32r-protos.h: Remove the prototypes for
9395 call_address_operand, symbolic_operand, seth_add3_operand,
9396 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
9397 reg_or_uint16_operand, reg_or_cmp_int16_operand,
9398 two_insn_const_operand, move_src_operand,
9399 move_double_src_operand, move_dest_operand,
9400 eqne_comparison_operator, signed_comparison_operator,
9401 large_insn_p, conditional_move_operand, carry_compare_operand,
9402 m32r_block_immediate_operand, extend_operand,
9403 reg_or_eq_int16_operand, int8_operand, and
9404 reg_or_zero_operand.
9405 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
9406 seth_add3_operand, int8_operand, cmp_int16_operand,
9407 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
9408 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
9409 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
9410 move_double_src_operand, move_dest_operand,
9411 eqne_comparison_operator, signed_comparison_operator,
9412 extend_operand, small_insn_p, large_insn_p,
9413 conditional_move_operand, carry_compare_operand,
9414 m32r_block_immediate_operand): Move to predicates.md.
9415 (MAX_MOVE_BYTES): Move to m32r.h.
9416 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
9417 * config/m32r/m32r.md: Include predicates.md.
9418 * config/m32r/predicates.md: New.
9420 2005-03-18 James E Wilson <wilson@specifixinc.com>
9423 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
9426 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9428 * config/mn10300/mn10300-protos.h: Remove the prototypes for
9429 call_address_operand, const_8bit_operand.
9430 * config/mn10300/mn10300.c (call_address_operand,
9431 const_8bit_operand, const_1f_operand): Move to predicates.md.
9432 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
9433 * config/mn10300/mn10300.md: Include predicates.md.
9434 * config/mn10300/predicates.md: New.
9436 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
9438 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
9439 declarations in diagnostics and %E for identifiers, not %s.
9441 2005-03-18 Jan Hubicka <jh@suse.cz>
9442 Dale Johannesen <dalej@apple.com>
9444 * basic-block.h (scale_bbs_frequencies_int,
9445 scale_bbs_frequencies_gcov_type): Declare.
9446 * cfg.c (RDIV): New macro.
9447 (update_bb_frequency_for_threading): Fix.
9448 * basic-block.h (scale_bbs_frequencies_int,
9449 scale_bbs_frequencies_gcov_type): New.
9450 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
9451 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
9452 scale_bbs_frequencies_int.
9453 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
9455 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9457 * config/m32r/m32r-protos.h: Remove the prototypes for
9458 call_address_operand, symbolic_operand, seth_add3_operand,
9459 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
9460 reg_or_uint16_operand, reg_or_cmp_int16_operand,
9461 two_insn_const_operand, move_src_operand,
9462 move_double_src_operand, move_dest_operand,
9463 eqne_comparison_operator, signed_comparison_operator,
9464 large_insn_p, conditional_move_operand, carry_compare_operand,
9465 m32r_block_immediate_operand, extend_operand,
9466 reg_or_eq_int16_operand, int8_operand, and
9467 reg_or_zero_operand.
9468 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
9469 seth_add3_operand, int8_operand, cmp_int16_operand,
9470 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
9471 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
9472 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
9473 move_double_src_operand, move_dest_operand,
9474 eqne_comparison_operator, signed_comparison_operator,
9475 extend_operand, small_insn_p, large_insn_p,
9476 conditional_move_operand, carry_compare_operand,
9477 m32r_block_immediate_operand): Move to predicates.md.
9478 (MAX_MOVE_BYTES): Move to m32r.h.
9479 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
9480 * config/m32r/m32r.md: Include predicates.md.
9481 * config/m32r/predicates.md: New.
9483 * config/pa/pa-protos.h: Add prototypes for magic_milli and
9485 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
9486 symbolic_operand, symbolic_memory_operand,
9487 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
9488 indexed_memory_operand, move_dest_operand, move_src_operand,
9489 prefetch_cc_operand, prefetch_nocc_operand,
9490 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
9491 arith_operand, arith11_operand, pre_cint_operand,
9492 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
9493 ireg_operand, int5_operand, uint5_operand, int11_operand,
9494 uint32_operand, arith5_operand, and_operand, ior_operand,
9495 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
9496 pc_or_label_operand, div_operand, plus_xor_ior_operator,
9497 shadd_operand, movb_comparison_operator,
9498 cmpib_comparison_operator): Move to predicates.md.
9499 (magic_milli, shadd_constant_p): Make it extern.
9500 * config/pa/pa.h (PREDICATE_CODES): Remove.
9501 * config/pa/pa.md: Include predicates.md.
9502 * config/pa/predicates.md: New.
9504 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
9507 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9509 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
9510 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
9511 config/alpha/freebsd.h, config/alpha/linux.h,
9512 config/alpha/netbsd.h, config/alpha/osf5.h,
9513 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
9514 config/h8300/h8300-protos.h, config/h8300/h8300.c,
9515 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
9516 doc/cppopts.texi: Update copyright.
9518 2005-03-18 Jan Hubicka <jh@suse.cz>
9521 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
9523 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
9526 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9528 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
9531 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
9533 * combine.c (gen_binary): Remove.
9534 (known_cond, simplify_shift_const, find_split_point,
9535 combine_simplify_rtx, simplify_if_then_else, simplify_set,
9536 simplify_logical, expand_field_assignment, extract_left_shift,
9537 force_to_mode, if_then_else_cond, apply_distributive_law,
9538 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
9539 simplify_comparison, reversed_comparison): Replace with
9540 simplify_gen_binary, simplify_gen_relational or
9541 distribute_and_simplify_rtx.
9542 (distribute_and_simplify_rtx): New function.
9544 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
9545 Paolo Bonzini <gcc.gnu.org>
9547 * calls.c (setjmp_call_p, special_function_p): Update comments
9548 at the head of the functions.
9550 2005-03-18 Jan Hubicka <jh@suse.cz>
9552 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
9554 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
9555 function body should be released; do not proactively release function
9556 bodies in non-unit-at-a-time mode.
9558 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
9560 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
9561 mno-fp-ret-in-387 multilib variants.
9563 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
9565 * common.opt (m): Remove.
9566 * opts.c (handle_option): Pass 'm' options to set_target_switch if
9568 (common_handle_option): Remove OPT_m case.
9570 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9572 * builtins.c (fold_builtin_bitop): Take decomposed arguments
9574 (fold_builtin_1): Update a call to fold_builtin_bitop.
9576 * builtins.c (fold_builtin_signbit): Take decomposed arguments
9578 (fold_builtin_1): Update a call to fold_builtin_signbit.
9580 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
9582 PR tree-optimization/20474
9583 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
9584 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
9586 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
9588 * config/h8300/h8300-protos.h: Remove prototypes for
9589 general_operand_src, general_operand_dst, single_one_operand,
9590 single_zero_operand, call_insn_operand,
9591 two_insn_adds_subs_operand, small_call_insn_operand,
9592 jump_address_operand, bit_operand, bit_memory_operand,
9593 stack_pointer_operand, const_int_gt_2_operand,
9594 const_int_ge_8_operand, const_int_qi_operand,
9595 const_int_hi_operand, incdec_operand, bit_operator,
9596 nshift_operator, eqne_operator, gtle_operator,
9597 gtuleu_operator, iorxor_operator.
9598 Add prototypes for h8sx_shift_type h8sx_classify_shift and
9599 h8300_ldm_stm_parallel.
9600 * config/h8300/h8300.c (h8sx_shift_type,): Move to
9602 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
9603 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
9604 (h8300_ldm_stm_parallel): Make it extern.
9605 (h8300_ldm_parallel, h8300_stm_parallel,
9606 h8300_return_parallel, general_operand_src,
9607 general_operand_dst, h8300_dst_operand, h8300_src_operand,
9608 nibble_operand, reg_or_nibble_operand, single_one_operand,
9609 single_zero_operand, call_insn_operand,
9610 two_insn_adds_subs_operand, small_call_insn_operand,
9611 jump_address_operand, bit_operand, bit_memory_operand,
9612 stack_pointer_operand, const_int_gt_2_operand,
9613 const_int_ge_8_operand, const_int_qi_operand,
9614 const_int_hi_operand, incdec_operand, eqne_operator,
9615 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
9616 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
9617 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
9618 nshift_operator): Move to predicates.md.
9619 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
9620 * config/h8300/h8300.md: Include predicates.md.
9621 * config/h8300/predicates.md: New.
9623 2005-03-17 Richard Henderson <rth@redhat.com>
9625 * config.gcc (ia64*-*-hpux*): Add extra_options.
9626 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
9627 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
9628 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
9629 (ia64_tls_size_string, ia64_tune_string): Remove.
9630 (ia64_tune): Init to PROCESSOR_ITANIUM2.
9631 (TARGET_DEFAULT_TARGET_FLAGS): New.
9632 (TARGET_HANDLE_OPTION): New.
9633 (ia64_override_options): Move options parsing ...
9634 (ia64_handle_option): ... here. New.
9635 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
9636 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
9637 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
9638 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
9639 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
9640 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
9641 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
9642 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
9643 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
9644 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
9645 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
9646 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
9647 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
9648 TARGET_EARLY_STOP_BITS): Remove.
9649 (TARGET_ILP32): Default false.
9650 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
9651 (enum ia64_inline_type): New.
9652 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
9653 * config/ia64/ia64.md: Update for new definitions of
9654 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
9655 * config/ia64/ia64.opt: New file.
9656 * config/ia64/ilp32.opt: New file.
9658 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
9661 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
9663 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
9665 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
9666 instead of MASK_H8300S.
9667 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
9668 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
9669 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
9670 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
9671 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
9672 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
9673 TARGET_SWITCHES): Remove.
9674 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
9676 * config/h8300/h8300.opt: New.
9678 * config/alpha/alpha.opt, config/arc/arc.opt,
9679 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
9682 2005-03-17 Ian Lance Taylor <ian@airs.com>
9686 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
9688 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
9689 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
9690 (TARGET_HANDLE_OPTION): Override default.
9691 (arc_handle_option): New function.
9692 (arc_init): Remove code to set arch_cpu_string.
9693 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
9694 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
9695 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
9696 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
9697 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
9698 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
9699 (arc_rodata_string, TARGET_OPTIONS): Delete.
9700 * config/arc/arc.opt: New file.
9702 2005-03-17 Richard Henderson <rth@redhat.com>
9704 * doc/extend.texi (Weak Pragmas): New section.
9705 (attribute alias): Clarify that target must be in the same
9708 2005-03-17 Richard Henderson <rth@redhat.com>
9710 * config/alpha/alpha.opt: New file.
9711 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
9713 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
9714 alpha_fprm_string, alpha_fptm_string): Make static.
9715 (alpha_tls_size_string): Remove.
9716 (alpha_handle_option): New.
9717 (override_options): Update for alpha_cpu/alpha_tune split.
9718 (alpha_file_start): Likewise.
9719 (TARGET_DEFAULT_TARGET_FLAGS): New.
9720 (TARGET_HANDLE_OPTION): New.
9721 * config/alpha/alpha.h (alpha_tune): Declare.
9722 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
9723 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
9724 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
9725 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
9726 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
9727 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
9728 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
9729 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
9730 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
9731 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
9732 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
9733 (TARGET_DEFAULT): Remove MASK_FP.
9734 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
9735 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
9736 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
9737 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
9738 alpha_tls_size_string): Remove.
9739 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
9740 (attribute tune): Rename from attribute cpu.
9741 * config/alpha/ev4.md: Update to match.
9742 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
9743 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
9744 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
9745 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
9746 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
9747 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
9749 2005-03-16 James E. Wilson <wilson@specifixinc.com>
9751 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
9752 and return without creating new state if before_nops_num is nonzero.
9753 * config/ia64/ia64.md (first_insn): New attribute.
9754 (alloc): Set it to yes.
9756 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9758 * tree-vectorizer.c (new_vec_stmt_info): Initialize
9759 STMT_VINFO_SUBVARS to NULL.
9760 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
9762 2005-03-16 Dale Johannesen <dalej@apple.com>
9764 * rtlanal.c (find_first_parameter_load): Rewrite to
9765 return actual first param load or the call if none,
9766 instead of first in block, when not all loads exist.
9768 2005-03-16 Roger Sayle <roger@eyesopen.com>
9770 * optabs.c (expand_copysign_absneg): Make static.
9771 * optabs.h (expand_copysign_absneg): Delete prototype.
9772 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
9774 2005-03-16 Richard Henderson <rth@redhat.com>
9777 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
9778 (alias_pairs): Rename from output_defs.
9779 (find_decl_and_mark_needed): Split out from assemble_alias.
9780 (do_assemble_alias): New.
9781 (assemble_output_def): Remove.
9782 (finish_aliases_1, finish_aliases_2): New.
9783 (process_pending_assemble_output_defs): Remove.
9784 (assemble_alias): Defer aliases for which we don't yet have a
9785 non-external decl for the target symbol.
9786 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
9787 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
9788 * toplev.c (compile_file): Use finish_aliases_2 instead of
9789 process_pending_assemble_output_defs.
9790 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
9791 (process_pending_assemble_output_defs): Remove.
9793 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9795 Fix PR tree-optimization/20489
9797 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
9798 for empty structures.
9800 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9802 Fix PR tree-optimization/20490
9804 * tree-ssa-pre.c (create_expression_by_pieces): Use
9805 force_gimple_operand on result of fold.
9807 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
9809 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
9810 of closing parenthesis.
9812 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
9814 * builtins.c (expand_movstr): Update a call to
9815 fold_builtin_strcpy.
9816 (expand_builtin_strncpy): Update a call to
9817 fold_builtin_strncpy.
9818 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
9819 arguments of CALL_EXPR.
9820 (fold_builtin_1): Update calls to fold_builtin_strcpy and
9821 fold_builtin_strncpy.
9822 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
9823 * tree.h: Update the prototypes of fold_builtin_strcpy and
9824 fold_builtin_strncpy.
9826 2005-03-16 Steven Bosscher <stevenb@suse.de>
9827 Dorit Naishlos <dorit@il.ibm.com>
9829 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
9830 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
9833 2005-03-16 Steven Bosscher <stevenb@suse.de>
9835 * tree-inline.c (walk_type_fields, walk_tree,
9836 walk_tree_without_duplicates): Move from here...
9837 * tree.c: ...to here.
9839 2005-03-15 Zack Weinberg <zack@codesourcery.com>
9841 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
9842 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
9843 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
9844 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
9845 (version): Define using $(BASEVER_c).
9846 (Makefile, config.status, build/gcov-iov.o): No longer depends on
9848 (version.o): Depend on version files; add custom generation command.
9849 (prefix.o): Define BASEVER on command line.
9850 (s-iov): Depend on version files; adjust command.
9851 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
9853 (gcc-vers.texi): New rule.
9854 (doc/%.info, doc/%.dvi): Add -I . to command line.
9855 (doc/gccinstall.dvi): Likewise.
9856 (PACKAGE): Delete. All uses replaced with "gcc".
9857 * aclocal.m4: Do not include gcc-version.m4.
9858 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
9859 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
9860 Set is_release based on contents of DEV-PHASE.
9861 Set gcc_version based on contents of BASE-VER.
9862 Define WIN32_REGISTRY_KEY only if the user overrode the default.
9863 * config.in, configure: Regenerate.
9864 * gccbug.in: Determine version of GCC in use at runtime.
9865 * gcov-iov.c: Get version number and development phase from
9866 command line, not by including version.c.
9867 * intl.c: Replace all uses of PACKAGE with "gcc".
9868 * libada-mk.in: Delete unused "gcc_version" variable.
9869 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
9870 * version.c: (VERSUFFIX): New hook for redistributors; adjust
9871 commentary to match.
9872 (version_string): Put together from pieces.
9873 * config/alpha/x-vms: Do not use $(gcc_version).
9874 * config/i386/t-nwld: Likewise.
9875 * doc/include/gcc-common.texi: Include gcc-vers.texi for
9876 version-GCC and DEVELOPMENT.
9878 2005-03-15 Roger Sayle <roger@eyesopen.com>
9880 PR tree-optimization/17454
9881 * tree.c (tree_size): Add case for TREE_BINFO.
9882 * fold-const.c (fold_checksum_tree): Only clear the overloaded
9883 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
9885 2005-03-15 Roger Sayle <roger@eyesopen.com>
9887 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
9888 op1 whilst expanding the signed widenening multiply variant.
9890 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
9892 * toplev.c (display_target_options): Avoid unused variable warning if
9893 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
9894 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
9895 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
9896 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
9897 (mips_isa_info): New variable.
9898 (mips_parse_cpu): Remove the first argument and leave the caller
9900 (TARGET_HANDLE_OPTION): Override default.
9901 (mips_handle_option): New function. Move option validation code from...
9902 (override_options): ...here. Update calls to mips_parse_cpu.
9903 * config/mips/mips.h (mips_arch_string, mips_tune_string)
9904 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
9905 (SUBTARGET_TARGET_OPTIONS): Delete.
9906 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
9907 (mno-flush-func, mtune=): New options.
9909 2005-03-15 Roger Sayle <roger@eyesopen.com>
9910 Richard Henderson <rth@redhat.com>
9912 * real.c (c4x_single_format, c4x_extended_format): Provide values
9913 for signbit_ro for c4x's single and extended floating point formats.
9914 * optabs.c (expand_copysign): Use the floating point format's
9915 signbit_ro for expanding via expand_copysign_absneg, and it's
9916 signbit_rw field for expanding via expand_copysign_bit.
9918 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
9920 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
9921 known_alignment_for_access_p.
9922 (known_alignment_for_access_p): New.
9923 (do_peeling_for_alignment): Field made int instead of bool and renamed
9924 to peeling_for_alignment.
9925 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
9926 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
9927 functionality used to be in vect_analyze_operations.
9928 (vect_analyze_operations): Code to determine vectorization factor was
9929 moved to vect_determine_vectorization_factor.
9930 (vect_enhance_data_refs_alignment): Update to correct alignment when it
9931 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
9933 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
9934 be part of vect_analyze_operations).
9935 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
9936 creating the guard condition, as the number of iterations may be
9938 (slpeel_tree_peel_loop_to_edge): Use new name of
9939 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
9940 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
9941 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
9942 (vect_do_peeling_for_alignment): Use fold.
9943 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
9945 (vect_update_inits_of_dr): Renamed to
9946 vect_update_init_of_dr.
9947 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
9948 (vectorizable_store): Fix assertion to use == instead of =.
9950 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
9952 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
9953 call_used_regs for wCG registers.
9955 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
9957 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9958 for non-offsettable memory references to cope with outstanding reload
9959 replacements, take 2.
9961 2005-03-15 Uros Bizjak <uros@kss-loka.si>
9964 * config/i386/i386.h (x86_fisttp): New.
9965 (TARGET_FISTTP): New macro.
9966 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
9967 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
9968 instruction when fisttp flag is set.
9969 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
9971 * config/i386/i386.md (type attribute): Add fisttp.
9972 (unit attribute): Set to i387 for fisttp type.
9973 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
9974 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
9976 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
9977 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
9979 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
9980 patterns for TARGET_FISTTP. Enable patterns for
9981 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
9982 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
9983 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
9984 implement fisttp x87 insn.
9985 (fix_trunc*_i387_fisttp splitters): New patterns.
9986 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
9987 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
9988 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
9990 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
9991 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
9992 Implement using mode macros. Disable patterns for TARGET_FISTTP.
9993 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
9994 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
9995 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
9996 Disable patterns for TARGET_FISTTP.
9997 (fix_trunc*_i387 splitters): Implement usign mode macros.
9998 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
9999 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
10000 (fix_trunx*_sse peephole2s): Implement using mode macros.
10002 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
10004 PR rtl-optimization/20291
10005 * combine.c (try_combine): If splitting fails, re-try with
10006 original combined pattern, i.e. before clobber stripping.
10008 2005-03-14 Eric Christopher <echristo@redhat.com>
10010 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
10011 STACK_GROWS_DOWNWARD.
10013 2005-03-14 Roger Sayle <roger@eyesopen.com>
10015 * real.h (struct real_format): Split the signbit field into two
10016 two fields, signbit_ro and signbit_rw.
10017 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
10018 mips_double_format, ieee_extended_motorola_format,
10019 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
10020 ieee_extended_intel_128_format, ibm_extended_format,
10021 mips_extended_format, ieee_quad_format, mips_quad_format,
10022 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
10023 i370_double_format, c4x_single_format, c4x_extended_format,
10024 real_internal_format): Update initializers for new field.
10025 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
10026 real_format structure.
10027 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
10028 field of the real_format structure.
10030 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
10032 Fix PR tree-optimization/20458
10034 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
10035 DECL_EXTERNAL on STRUCT_FIELD tags.
10036 (clear_call_clobbered): Ditto.
10037 * tree-ssa-operands.c (note_addressable): Make sure the original
10038 variable doesn't slip into the addressable list if we have
10040 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
10043 2005-03-14 Geoffrey Keating <geoffk@apple.com>
10045 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
10046 (-fwide-exec-charset): Likewise.
10047 (-finput-charset): Likewise.
10048 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
10049 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
10050 * c.opt (Wnormalized): New.
10052 2005-03-14 Devang Patel <dpatel@apple.com>
10054 * doc/invoke.texi: Add reference to Visibility document.
10056 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
10058 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
10059 MASK_SPLIT_ADDRESSES.
10060 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
10061 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
10062 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
10063 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
10064 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
10065 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
10066 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
10067 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
10068 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
10069 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
10070 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
10071 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
10072 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
10073 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
10074 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
10075 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
10076 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
10077 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
10078 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
10079 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
10080 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
10081 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
10082 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
10083 (TARGET_EXPLICIT_RELOCS): Delete.
10084 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
10085 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
10086 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
10087 (override_options): Set MASK_LONG64 if -mint64 is given and no
10088 -mlongXX option is. Complain about -mint64 -mlong32.
10089 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
10090 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
10091 * config/mips/mips.opt: New file.
10093 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
10095 * config.gcc (extra_options): New variable for listing option files.
10096 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
10097 * configure.ac (extra_opt_files): New AC_SUBST variable.
10098 (tm_file_list, tm_include_list): Include options.h first.
10099 * configure: Regenerate.
10100 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
10101 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
10102 (s-options-h): New rule.
10103 (options.h): Depend on it.
10104 (TEXI_GCCINT_FILES): Add options.texi.
10105 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
10106 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
10107 * target.h (gcc_target): Add default_target_flags and handle_option.
10108 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
10109 (TARGET_HANDLE_OPTION): New macros.
10110 (TARGET_INITIALIZER): Include them.
10111 * opt-functions.awk (opt_args, nth_arg): New functions.
10112 (switch_flags): Handle the "Target" flag.
10113 (var_args): Delete.
10114 (var_name): Use opt_args and nth_arg.
10115 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
10116 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
10117 macros for the "Mask" and "InverseMask" options.
10118 * opts.h (cl_var_cond): New enum.
10119 (cl_option): Replace the "has_set_value" and "set_value" fields with
10120 "var_cond" and "var_value".
10121 (CL_TARGET): New macro.
10122 (option_enabled, print_filtered_help): Declare.
10123 (decode_options): Move definition.
10124 * opts.c (handle_option): Search for the original option before
10125 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
10126 var_cond and var_value fields. Use targetm.handle_option to handle
10128 (decode_options): Set target_flags to targetm.default_target_flags.
10129 (print_filtered_help): Make global. Handle CL_TARGET.
10130 (option_enabled): New function.
10131 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
10132 (display_target_options, set_target_switch, print_switch_values)
10133 (default_pch_valid_p): Guard uses of target_switches with
10134 #ifdef TARGET_SWITCHES. Also...
10135 (display_target_options): Display the CL_TARGET entries in cl_options.
10136 (set_target_option): Don't complain about the "" option when
10137 TARGET_SWITCHES is undefined.
10138 (print_switch_values): Use option_enabled.
10139 (default_pch_valid_p): Check cl_options[] when looking for something
10140 that has changed the value of target_flags.
10141 * c.opt: Remove documentation from top of file.
10142 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
10143 * doc/sourecebuild.texi: Refer to the new options documentation
10144 instead of c.opt. Document machine-specific .opt files.
10145 * doc/tm.texi (target_flags): Say that this variable is declared
10147 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
10148 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
10150 * doc/options.texi: New file.
10152 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
10154 PR middle-end/18628
10155 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
10158 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
10161 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
10162 temporary variable of pointer type if an lvalues is required.
10163 (gimplify_modify_expr_rhs): Request an rvalue from it.
10164 (gimplify_expr): Pass fallback on.
10166 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10168 * cfgbuild.c: Update comments.
10170 2005-03-14 Roger Sayle <roger@eyesopen.com>
10172 PR rtl-optimization/17236
10173 * optabs.c (expand_doubleword_mult): New helper function split out
10174 from expand_binop. Permute the order in which instructions are
10175 emitted to minimize the number of simultaneously live registers.
10176 (expand_binop): Call expand_doubleword_mult to synthesize a double
10177 word multiplication.
10179 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10181 * basic-block.h: Update the prototypes of cached_make_edge and
10183 * cfg.c (cached_make_edge): Take edge_cache representing one
10184 row of the adjacency matrix of edges.
10185 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
10186 (make_edges): Initialize edge_cache to represent one row of
10187 the adjacency matrix of edges.
10189 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10191 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
10193 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
10194 Remove unused removed_phis variable.
10195 (conditional_replacement): Use build1/build2.
10196 (abs_replacement): Use last_and_only_stmt and build1/build2.
10198 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10200 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
10201 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
10202 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
10203 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
10204 * c-common.c (handle_novops_attribute): New function.
10205 (c_common_attribute_table): Add "no vops" entry.
10206 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
10207 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
10208 * tree-ssa-operands.c (get_call_expr_operands): Do not
10209 create virtual operands for calls with ECF_NOVOPS flag.
10210 * tree.h (DECL_IS_NOVOPS): New macro.
10211 (struct tree_decl): Add novops_flag.
10212 (ECF_NOVOPS): New constant.
10214 2005-03-14 Uros Bizjak <uros@kss-loka.si>
10217 * config/i386/i386.c (x86_use_himode_fiop): New.
10218 (x86_use_simode_fiop): Rename from x86_use_fiop.
10219 * config/i386/i386.h (x86_use_himode_fiop): Declare.
10220 (TARGET_USE_HIMODE_FIOP): New.
10221 (x86_use_simode_fiop): Rename from x86_use_fiop.
10222 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
10224 * config/i386/i386.md (X87MODEI12): New mode macro define.
10225 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
10226 to implement x87 FP compare with HImode input operands.
10227 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
10228 Use X87MODEI12 mode macro to handle HImode input operands.
10229 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
10230 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
10231 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
10232 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
10233 macro to implement x87 operators with HImode input operands.
10234 (fop splitters): Use X87MODEI12 mode macro to handle HImode
10237 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10239 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
10241 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
10242 constants invariant.
10244 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10246 * basic-block.h (BB_VISITED): Removed.
10247 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
10249 2005-03-14 Falk Hueffner <falk@debian.org>
10252 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
10254 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10256 * ggc-zone.c: Fix comment typos.
10258 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
10259 stringpool.c, config/mips/mips-protos.h: Update copyright.
10261 2005-03-14 Alan Modra <amodra@bigpond.net.au>
10263 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
10264 throughout with its typedef, "rtx".
10265 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
10266 (rs6000_tls_symbol_ref_1): Remove inline keyword.
10267 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
10268 regs in comment to match code.
10270 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10272 * except.c (check_handled): Make it static.
10273 * except.h: Remove the corresponding prototype.
10275 * function.c (get_func_frame_size): Make it static.
10276 * function.h: Remove the corresponding type.
10278 * regclass.c (reg_class_superclasses, reg_class_subclasses):
10280 * hard-reg-set.h: Remove the corresponding declarations.
10282 * tree-cfg.c (verify_stmts): Check that
10283 bb_for_stmt (stmt) == bb for every PHI node and statement.
10285 2005-03-14 Alan Modra <amodra@bigpond.net.au>
10287 * config.gcc: Remove excess indentation.
10288 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
10290 2005-03-13 Roger Sayle <roger@eyesopen.com>
10292 PR middle-end/19331
10293 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
10294 * fold-const.c (fold_sign_changed_comparison): Likewise.
10295 (fold_binary): Optimize comparisons against widened operands if
10296 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
10298 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
10300 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
10301 (sparc_override_options): Initialize it.
10302 (sparc_struct_value_rtx): Set it on the MEM to be returned.
10304 2005-03-13 David Edelsohn <edelsohn@gnu.org>
10306 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
10307 (reg_or_none500mem_operand): New predicate.
10308 (zero_reg_mem_operand): New predicate.
10309 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
10310 to reg_or_none500mem_operand.
10311 (extendsfdf2_fpr): Add MEM alternative.
10312 (extenddftf2_internal): Change operand2 predicate to
10313 zero_reg_mem_operand.
10315 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10317 * ggc-zone.c: Rewritten.
10319 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
10321 * configure.ac: Define GGC_ZONE for --with-gc=zone.
10322 * config.in: Regenerated.
10323 * configure: Regenerated.
10324 * gengtype.c (write_types_process_field, write_func_for_structure):
10325 Pass new argument to gt_pch_note_object.
10326 * ggc-common.c (struct ptr_data): Add TYPE.
10327 (gt_pch_note_object): Take TYPE argument and save it.
10328 (call_count): Update call to ggc_pch_count_object.
10329 (call_alloc): Update call to ggc_pch_alloc_object.
10330 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
10332 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
10333 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
10334 (ggc_alloc_zone_stat): Delete.
10335 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
10336 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
10337 (ggc_pch_alloc_object): Update prototypes.
10338 (garbage_zone): Delete.
10339 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
10340 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
10342 (tree_id_zone): New variable.
10343 (ggc_alloc_cleared_zone): Remove unused.
10344 (ggc_alloc_zone): Define.
10345 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
10346 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
10347 ggc_alloc_zone_stat.
10348 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
10349 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
10350 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
10351 (make_node_stat): Likewise. Use tree_id_zone.
10353 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10354 Joseph S. Myers <joseph@codesourcery.com>
10356 * configure.ac: Check for MIPS TLS.
10357 * configure: Regenerated.
10358 * config/mips/mips-protos.h (enum mips_symbol_type): Add
10359 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
10360 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
10361 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
10362 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
10363 (mips_classify_symbol, mips_symbolic_constant_p)
10364 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
10365 (mips_tls_operand_p, mips_call_tls_get_addr)
10366 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
10367 (mips_tls_symbol_ref_1): New functions.
10368 (mips_legitimize_address, mips_legitimize_const_move): Call
10369 mips_legitimize_tls_address.
10370 (override_options): Handle V1_REG and TLS symbols. Disable TLS
10372 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
10373 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
10374 (mips_char_to_class): Document V1_REG.
10375 (HAVE_AS_TLS): Provide default.
10376 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
10378 (load_got<mode>): Renamed from *load_got<mode>. Allow when
10380 (tls_get_tp_<mode>): New instruction.
10382 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10384 * configure.ac: Update checks for target tools.
10385 * configure: Regenerated.
10387 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10389 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
10391 2005-03-13 Roger Sayle <roger@eyesopen.com>
10393 * expmed.c (expand_mult): Use synthetic multiplication sequences for
10394 more classes of DImode multiplication by constant. Allow both
10395 multiplication by small negative constants (by performing a
10396 multiplication by a positive constant and negating the result) and
10397 multiplications by large powers of two, by using a left shift.
10399 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
10401 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
10402 of basic blocks into work_stack.
10404 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
10405 config/mips/vr.h: Update copyright.
10407 * c-decl.c (c_init_decl_processing): Remove useless calls to
10408 build_function_type.
10410 * builtins.c (fold_trunc_transparent_mathfn,
10411 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
10412 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
10413 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
10414 fold_builtin_strcpy, fold_builtin_strncpy,
10415 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
10418 * builtins.c (expand_builtin_mathfn_3): Remove local variable
10421 * lambda-code.c (lambda_compute_auxillary_space): Remove local
10422 variable determinant.
10424 * tree-cfg.c (group_case_labels): Remove local variable type.
10426 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
10429 * tree-ssa-phiopt.c (value_replacement): Remove local variable
10432 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
10435 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
10436 (*movmemqi_insn): Delete.
10437 (*movmemhi): Delete.
10439 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
10441 * builtins.c (fold_builtin_classify): Take decomposed
10442 arguments of CALL_EXPR.
10443 (fold_builtin_1): Update a call to fold_builtin_classify.
10445 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
10448 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
10449 through into call to parser_xref_tag after parse error.
10450 (c_parser_struct_declaration): Consistently return NULL_TREE on
10453 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
10455 * tree-flow-inline.h (ref_contains_array_ref): New function.
10456 (lookup_subvars_for_var): Ditto.
10457 (get_subvars_for_var): Ditto.
10458 (var_can_have_subvars): Ditto.
10460 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
10461 (struct subvar): New type.
10463 * tree-dfa.c (okay_component_ref_for_subvars): New function.
10465 * tree-optimize.c (init_tree_optimization_passes): Call
10466 pass_create_structure_vars.
10468 * tree-ssa-alias.c: Include vec.h.
10469 (init_alias_info): Don't auto-clear call clobbered on struct-field
10471 (compute_flow_insensitive_aliasing): Handle subvars.
10472 (group_aliases): Handle STRUCT_FIELD aliases.
10473 (setup_pointers_and_addressables): Ditto.
10474 Don't mark variables non-addressable if they still have
10475 addressable subvars.
10476 Also mark subvars addressable when the real variable is marked
10478 (add_pointed_to_var): Try to prune the pointed-to set by only
10479 pointing to subvars when possible.
10480 Otherwise, make sure we set addresses_needed and pt_vars to
10481 properly include subvars.
10482 (bitpos_of_field): New function.
10483 (push_fields_onto_fieldstack): Ditto.
10484 (get_or_create_used_part_for): Ditto.
10485 (create_overlap_variables_for): Ditto.
10486 (find_used_portions): Ditto.
10487 (create_structure_vars): Ditto.
10488 (pass_create_structure_vars): New structure.
10490 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
10491 (get_expr_operands): Handle subvars. Also try to turn
10492 COMPONENT_REF accesses into must-defs now that we can accurately
10494 (note_addressable): Try to only mark as addressable those subvars
10495 we know a COMPONENT_REF touches.
10496 (overlap_subvar): New function.
10498 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
10499 Handle subvar storing.
10500 (vect_address_analysis): Update caller of vect_object_analysis.
10502 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
10504 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
10505 (STMT_VINFO_SUBVARS): New macro.
10507 * common.opts: add flag_tree_salias.
10509 * opts.c (decode_options): flag_tree_salias defaults to on.
10511 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
10513 * doc/tree-ssa.texi: Document structural alias analysis.
10515 2005-03-12 Steven Bosscher <stevenb@suse.de>
10517 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
10518 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
10519 * tree-ssa-operands.c (get_expr_operands): Likewise.
10520 (get_expr_operands): Likewise for ERROR_MARK.
10522 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
10524 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
10527 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
10530 * tree-ssa-pre.c (compute_avail): Remove local variable val.
10531 (mark_operand_necessary): Remove local variable ver.
10533 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
10534 variable prefix_len.
10536 * value-prof.c (mod_subtract_transform): Remove local variable
10539 * builtins.c (fold_builtin_exponent): Take decomposed
10540 arguments of CALL_EXPR.
10541 (fold_builtin_1): Update a call to fold_builtin_exponent.
10543 * builtins.c (fold_builtin_logarithm): Take decomposed
10544 arguments of CALL_EXPR.
10545 (fold_builtin_1): Update a call to fold_builtin_logarithm.
10547 * c-decl.c (c_init_decl_processing): Remove local variables
10548 ptr_ftype_void and ptr_ftype_ptr.
10550 * gimplify.c (gimplify_expr): Remove local variables r0 and
10553 * reg-stack.c (move_for_stack_reg): Remove local variable
10555 (compare_for_stack_reg): Remove local variable flags_user.
10556 (convert_regs_1): Remove local variable deleted.
10558 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
10560 (combine_blocks): Remove local variables exits and new_e.
10562 * tree-inline.c (expand_call_inline): Remove local variable
10565 * tree-ssa-live.c (create_ssa_var_map,
10566 calculate_live_on_entry): Remove local variable snn.
10568 2005-03-12 Geoffrey Keating <geoffk@apple.com>
10570 * c-lex.c (c_lex_with_flags): Add parameter to call to
10573 2005-03-11 Per Bothner <per@bothner.com>
10575 * c-tree.h (struct c_declarator): New id_loc field.
10576 * c-pragma.h (c_lex_with_flags): Take position reference.
10577 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
10578 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
10579 (c_lex): Pass dummy location to c_lex_with_flags.
10580 * c-parser.c (c_lex_one_token): Set c_token's location using
10581 c_lex_with_flags, instead of input_location, which might be "ahead".
10582 (c_parser_direct_declarator): Set declarator's id_loc from
10584 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
10585 declarator's id_loc, rather than probably-imprecise input_location.
10586 (build_id_declarator): Initialize c_declarator's id_loc field.
10588 2005-03-11 Roger Sayle <roger@eyesopen.com>
10590 PR middle-end/20419
10591 * builtins.c (expand_builtin_signbit): Force the signbit's word
10592 into an integer register to avoid SUBREGs of floating point modes.
10594 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
10596 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
10597 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
10598 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
10599 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
10601 2005-03-11 David Edelsohn <edelsohn@gnu.org>
10603 PR rtl-optimization/20306
10604 * expr.c (emit_move_complex): Set try_int false if mode is
10605 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
10606 emit_block_move if try_int is true.
10608 2005-03-11 Richard Henderson <rth@redhat.com>
10611 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
10612 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
10615 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
10617 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
10618 (TARGET_FIX_VR4130): New macro.
10619 (TARGET_OPTIONS): Add -mfix-vr4130.
10620 (ISA_HAS_MACCHI): New macro.
10621 (ASM_SPEC): Add -mfix-vr4130.
10622 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
10623 (override_options): Handle mips_fix_vr4130_string.
10624 (mips_avoid_hazards): Clear all_noreorder_p
10625 if we're working around VR4130 errata and the macc alternatives
10627 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
10628 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
10629 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
10630 (MULTILIB_DEFAULTS): Remove leading "march=".
10631 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
10632 if no architecture option is given.
10633 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
10635 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
10636 * doc/invoke.texi: Document -mfix-vr4130.
10638 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
10640 * config/mips/mips.c (override_options): Only warn about -mint64
10641 deprecation if TARGET_INT64.
10643 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10645 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
10646 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
10647 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
10648 are non-specific regarding the nonnull parameter positions.
10649 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
10650 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
10651 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
10652 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
10654 * builtins.def: Use the non-specific "nonnull" attibute lists.
10656 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
10658 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
10659 single_pred_edge, single_succ, single_pred): Improve comments.
10661 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
10663 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
10664 single_pred_edge, single_succ, single_pred): New inline functions.
10665 * bb-reorder.c (rotate_loop, find_traces_1_round,
10666 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
10667 duplicate_computed_gotos): Use the single_succ/pred functions.
10668 * cfganal.c (forwarder_block_p): Ditto.
10669 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
10670 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
10671 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
10672 merge_seq_blocks): Ditto.
10673 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
10674 * cfglayout.c (fixup_reorder_chain): Ditto.
10675 * cfgloop.c (mark_single_exit_loops, update_latch_info,
10676 canonicalize_loop_headers, verify_loop_structure): Ditto.
10677 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
10678 mfb_update_loops, create_preheader, force_single_succ_latches,
10679 create_loop_notes): Ditto.
10680 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
10681 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
10682 commit_one_edge_insertion, purge_dead_edges,
10683 cfg_layout_can_merge_blocks_p): Ditto.
10684 * except.c (sjlj_emit_function_enter): Ditto.
10685 * flow.c (init_propagate_block_info): Ditto.
10686 * function.c (thread_prologue_and_epilogue_insns): Ditto.
10687 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
10688 insert_insn_end_bb): Ditto.
10689 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
10690 find_if_case_2): Ditto.
10691 * lambda-code.c (perfect_nestify): Ditto.
10692 * lcm.c (optimize_mode_switching): Ditto.
10693 * loop-doloop.c (doloop_modify): Ditto.
10694 * loop-init.c (loop_optimizer_init): Ditto.
10695 * loop-iv.c (simplify_using_initial_values): Ditto.
10696 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
10697 * loop-unswitch.c (unswitch_loop): Ditto.
10698 * modulo-sched.c (generate_prolog_epilog): Ditto.
10699 * predict.c (combine_predictions_for_insn, estimate_probability,
10700 tree_estimate_probability, last_basic_block_p,
10701 estimate_bb_frequencies): Ditto.
10702 * profile.c (branch_prob): Ditto.
10703 * regrename.c (copyprop_hardreg_forward): Ditto.
10704 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
10705 * tracer.c (layout_superblocks): Ditto.
10706 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
10707 cfg_remove_useless_stmts_bb, cleanup_control_flow,
10708 cleanup_control_expr_graph, disband_implicit_edges,
10709 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
10710 tree_verify_flow_info, tree_make_forwarder_block,
10711 tree_forwarder_block_p, remove_forwarder_block,
10712 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
10713 * tree-if-conv.c (tree_if_conversion): Ditto.
10714 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
10715 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
10716 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
10717 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
10718 copy_loop_headers): Ditto.
10719 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
10720 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
10721 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
10722 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
10723 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
10724 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
10725 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
10726 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
10727 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
10728 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
10729 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
10730 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
10731 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10732 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
10733 slpeel_add_loop_guard): Ditto.
10735 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
10737 PR tree-optimization/15784
10738 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
10741 * stmt.c (expand_case): Don't change index_type. Convert minval
10742 to the proper type.
10744 PR tree-optimization/20130
10745 * fold-const.c (fold): Fold x * -1 into -x.
10747 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
10749 PR rtl-optimization/20331
10750 * rtlanal.c (modified_between_p): Check its address first for MEM.
10751 (modified_in_p): Likewise.
10753 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
10755 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
10757 2005-03-10 Steven Bosscher <stevenb@suse.de>
10759 * expr.c (expand_expr_real_1): If possible, use a conditional
10760 move for expanding MIN_EXPR and MAX_EXPR.
10761 Use temp for moving around rtx-en.
10763 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
10766 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
10769 2005-03-10 Roger Sayle <roger@eyesopen.com>
10771 * builtins.c (expand_builtin_signbit): Extend to handle floating
10772 point modes wider than the largest integer type, using the
10773 operand_subword_force function to obtain the signbit's word.
10775 2005-03-10 Jakub Jelinek <jakub@redhat.com>
10778 * combine.c (try_combine): If recog_for_combine added CLOBBERs
10779 to NEWI2PAT, fail to combine if they are used by NEWPAT.
10781 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
10783 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
10785 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
10787 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
10789 (perform_edge_inserts): Unconditionally call
10790 free_dominator_info.
10792 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
10794 2005-03-10 Bob Wilson <bob.wilson@acm.org>
10796 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
10798 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
10800 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
10802 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
10804 (rtl_register_value_prof_hooks,
10805 tree_value_profile_transformations,
10806 tree_register_value_prof_hooks): Likewise.
10807 * var-tracking.c (stack_adjust_offset_pre_post,
10808 variable_htab_free, variable_union, dataflow_set_different_2,
10809 count_uses, variable_was_changed, set_frame_base_location,
10810 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
10811 vt_add_function_parameters): Likewise.
10812 * varasm.c (named_section_real, named_section, make_decl_rtl,
10813 asm_emit_uninitialised, assemble_integer, decode_addr_const,
10814 const_hash_1, compare_constant, copy_constant, force_const_mem,
10815 output_constant_pool_2, output_constant_pool_1, output_constant,
10816 output_constructor, make_decl_one_only, decl_tls_model,
10817 default_no_named_section, default_elf_select_section_1,
10818 default_unique_section_1): Likewise.
10819 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
10820 * vmsdbgout.c (addr_const_to_string): Likewise.
10823 * function.c (struct assign_parm_data_one): Remove last_named
10825 (assign_parm_find_data_types): Don't determine last_named.
10826 Reorder named_parm determination.
10827 (assign_parms): Only setup varargs on the last non-varadic
10830 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
10832 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
10833 sda base address on medium model.
10835 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
10837 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
10838 * cfgloop.c (flow_loop_nodes_find): Export.
10839 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
10841 * cfgloopmanip.c (fix_loop_structure): New function.
10842 * predict.c (predict_loops): Clean up the loops information.
10843 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
10844 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
10846 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
10847 (rewrite_into_loop_closed_ssa): Declaration changed.
10848 * tree-loop-linear.c (linear_transform_loops): Add argument to
10849 rewrite_into_loop_closed_ssa call.
10850 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10851 * tree-ssa-loop-im.c (move_computations): Ditto.
10852 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
10853 * tree-vectorizer.c (vectorize_loops): Ditto.
10854 * tree-optimize.c: Include cfgloop.h.
10855 (execute_todo): Choose whether to call cleanup_tree_cfg or
10856 cleanup_tree_cfg_loop.
10857 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
10858 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
10859 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
10860 cleanup_tree_cfg_loop call.
10861 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
10862 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
10863 work on part of cfg.
10865 2005-03-10 Jakub Jelinek <jakub@redhat.com>
10867 PR inline-asm/20314
10868 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
10869 with multiple alternatives.
10871 * stmt.c (parse_output_constraint): Fix a typo.
10873 2005-03-09 Bob Wilson <bob.wilson@acm.org>
10875 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
10876 assembly directive instead of deprecated "no-generics".
10878 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
10880 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
10881 for non-offsettable memory references to cope with outstanding reload
10883 * config/s390/s390.md ("reload_outti"): Call find_replacement to
10884 avoid losing outstanding address reloads.
10885 ("reload_outdi", "reload_outdf"): Likewise.
10887 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10889 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
10890 code. Add more cbrt transformations.
10892 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10894 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
10896 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
10898 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
10899 NULL_TREE when a given tree is not simplified.
10900 (fold): Return the original tree when any of the functions
10901 mentioned above NULL_TREE.
10903 * fold-const.c (fold_unary, fold_binary): Take decomposed
10904 arguments, code, type, op0, and op1 in case of fold_binary.
10905 (fold): Update calls to fold_unary and fold_binary.
10907 2005-03-09 Roger Sayle <roger@eyesopen.com>
10909 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
10910 a fndecl and an arglist instead of a CALL_EXPR, exp.
10912 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
10914 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
10916 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
10918 * expr.c (expand_assignment): Remove orig_to_rtx.
10920 * fold-const.c (int_const_binop): Remove no_overflow.
10922 * ifcvt.c (noce_emit_move_insn): Remove inmode.
10924 * loop-iv.c (get_biv_step_1): Remove lhs.
10926 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
10928 * real.c (real_nan): Remove neg.
10930 * function.c (thread_prologue_and_epilogue_insns): Remove i
10933 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
10936 * tree-eh.c (tree_could_trap_p): Remove idx.
10938 * tree-into-ssa.c (ann): Remove ann.
10940 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
10942 * tree-sra.c (decide_block_copy): Remove inst_count.
10944 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
10946 * tree-ssa-loop-im.c (lhs): Remove.
10948 * cfgbuild.c (state, STATE, SET_STATE,
10949 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
10951 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
10952 (find_basic_blocks): Set the state of each basic block to
10955 2005-03-08 Jeff Law <law@redhat.com>
10957 * tree-cfg.c (cleanup_control_flow): If removal of a computed
10958 goto results in the removal of edges in the CFG, then we need
10959 to recompute dominators.
10961 2005-03-09 Ben Elliston <bje@au.ibm.com>
10963 * c-common.c (c_do_switch_warnings): Comment fix.
10965 2005-03-08 Julian Brown <julian@codesourcery.com>
10967 * Patch from 2005-03-08 reverted for causing regressions and
10968 ppc-darwin bootstrap failure.
10970 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
10972 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
10973 Define the real function for ppc-darwin.
10974 * c-typeck.c (convert_arguments): Check for target-specific
10975 invalid argument call to unprototyped function.
10976 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
10978 * target.h (invalid_arg_for_unprototyped_fn): New field
10980 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
10981 default target hook.
10982 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
10985 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10987 * c-typeck.c (constructor_stack, constructor_range_stack,
10988 initializer_stack): Make them static.
10990 * cfg.c (rbi_pool): Make it static.
10992 * gimple-low.c (lower_stmt_body): Make it static.
10993 * tree-flow.h: Remove the corresponding prototype. Don't
10994 declare lower_data.
10996 * sched-deps.c (cache_size): Make it static.
10998 * stor-layout.c (lang_adjust_rli): Make it static.
11000 2005-03-08 Julian Brown <julian@codesourcery.com>
11002 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
11003 from being used for symbols with vague linkage when
11004 HAVE_GAS_COMDAT_GROUP is true.
11006 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
11008 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
11009 nlabel == JUMP_LABEL (jump).
11011 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
11013 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
11014 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
11015 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
11016 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
11018 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
11021 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
11022 * c-common.c (handle_returns_twice): New function.
11023 (c_common_attribute_table): Declare eturns_twice' attribute.
11024 * doc/extend.texi: Document eturns_twice' attribute.
11025 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
11026 (struct tree_decl): Add returns_twice_flag.
11028 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
11030 * tree-ssa-phiopt.c: Fix a comment typo.
11032 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
11033 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
11034 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
11037 2005-03-08 Richard Henderson <rth@redhat.com>
11039 * config/alpha/alpha.c (code_for_builtin): Replace special-case
11040 builtin codes with ctzdi2, clzdi2, popcountdi2.
11041 (struct alpha_builtin_def): Add is_const.
11042 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
11043 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
11044 (alpha_init_builtins): Init them. Set nothrow and const attributes
11046 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
11047 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
11048 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
11049 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
11050 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
11051 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
11052 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
11053 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
11054 (TARGET_FOLD_BUILTIN): New.
11055 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
11056 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
11058 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
11060 2005-03-08 Ira Rosen <irar@il.ibm.com>
11062 PR tree-optimization/20122
11063 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
11064 condition of access function instead of base.
11066 2005-03-07 Jeff Law <law@redhat.com>
11067 Steven Bosscher <stevenb@suse.de>
11069 * tree-cfg.c (find_taken_edge_computed_goto): New function.
11070 (find_taken_edge): Call find_taken_edge_computed_goto as
11071 appropriate. Allow any gimple invariant rather than just
11072 INTEGER_CST for VAL.
11073 (cleanup_control_flow): Cleanup a computed goto which has turned
11074 into a simple goto.
11075 (tree_merge_blocks): If block B has any forced labels, move
11076 them to the start of block A.
11077 * tree-ssa-dom.c (thread_across_edge): Allow threading across
11078 computed gotos as well.
11079 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
11080 removal of unnecessary computed gotos too.
11081 (lookup_redirection_data): Fix type of INSERT argument. Callers
11084 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
11086 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
11087 Remove trailing spaces.
11089 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
11090 unshare_all_trees): Make them static.
11091 * tree-gimple.h: Remove the corresponding prototypes.
11093 * diagnostic.h: Remove unused prototype
11094 debug_output_buffer.
11095 * modulo-sched.c: Remove unused prototype
11096 set_row_column_for_ps.
11098 * tree-ssa-phiopt.c (tree_ssa_phiopt,
11099 replace_phi_edge_with_variable): Remove unused variable i.
11101 2005-03-07 Per Bothner <per@bothner.com>
11103 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
11105 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
11108 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
11109 bbs on the COND_EXPR instead of the PHI_NODEs.
11110 (candidate_bb_for_phi_optimization): Remove.
11111 (replace_phi_with_stmt): Rename to ...
11112 (replace_phi_edge_with_variable): this and change so that we
11113 replace the phi argument instead of removing the PHI.
11114 (conditional_replacement): Change so we deal with PHI with more
11115 than two arguments.
11116 (value_replacement): Likewise.
11117 (abs_replacement): Likewise.
11119 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
11121 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
11122 output_e500_flip_gt_bit.
11124 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
11126 (rs6000_generate_compare): Fix logic to look at the correct bits.
11127 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
11129 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
11130 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
11131 gen_move_from_CR_gt_bit.
11133 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
11134 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
11135 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
11137 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
11138 (E500_CR_IOR_COMPARE): New constant.
11140 2005-03-08 Earl Chew <earl_chew@agilent.com>
11141 David Billinghurst <David.Billinghurst@riotinto.com>
11143 * config/i386/host-cygwin.c: New file to support precompiled
11145 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
11146 * config.host: Use above files for cygwin host.
11148 2005-03-07 David Edelsohn <edelsohn@gnu.org>
11150 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
11151 ordering ops from earlier change.
11153 2005-03-07 Per Bothner <per@bothner.com>
11155 Various fixes to allow us to again build if --enable-mapped-location:
11156 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
11157 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
11158 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
11159 local variable loc. Change logic appropriately.
11160 * tree-vect-transform.c (vect_finish_stmt_generation): Use
11161 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
11162 * c-parser.c (c_parser_for_statement): Initialize loc variable.
11163 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
11164 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
11166 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
11168 PR rtl-optimization/19683
11169 * reload1.c (choose_reload_regs): Pass the number of bits, not the
11170 number of bytes, to smallest_int_for_mode. Fix arguments to
11171 REG_CANNOT_CHANGE_MODE_P.
11173 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11175 * reorg.c (relax_delay_slots): Check that the jump is
11176 conditional before trying to invert it.
11178 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
11180 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
11183 * calls (stack_arg_under_construction): Make it static.
11185 * flow.c (regs_live_at_setjmp): Make it static.
11186 * flow.h: Remove the corresponding prototype.
11188 * reload1.c (reload_startobj, reload_firstobj,
11189 something_needs_operands_changed, reload_inherited,
11190 reload_inheritance_insn, reload_override_in,
11191 reload_spill_index): Make them static.
11193 * recog.c (verify_changes): Make it static.
11194 * recog.h: Remove the corresponding prototype.
11196 * cfgbuild.c (find_sub_basic_blocks): Remove.
11197 * basic-block.h: Remove the corresponding prototype.
11198 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
11200 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
11202 * tree-ssa-operands.c (check_build_stmt): Remove.
11204 * stor-layout.c (set_alignment): Remove.
11205 * tree.h: Remove the corresponding prototype.
11207 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
11209 * tree-ssa-dce.c (control_dependence_map,
11210 visited_control_parents): Make them static.
11212 * cfghooks.c (verify_flow_info): Remove local variable
11215 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
11218 * loop-unswitch.c (unswitch_loop): Remove local variable src.
11220 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
11222 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
11224 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
11226 * config/ia64/hpux.h (LINK_SPEC): Add -z.
11227 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
11228 PARALLEL for an empty structure.
11230 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
11232 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
11234 * fold-const.c (fold_binary): Unroll the very first "for"
11237 2005-03-06 David Edelsohn <edelsohn@gnu.org>
11239 * config/rs6000/predicates.md (branch_comparison_operator): Remove
11240 redundant match_code test.
11241 (scc_comparison_operator): Swap match_operand and match_code
11243 (branch_positive_comparison_operator): Same.
11244 (trap_comparison_operator): Use comparison_operator and swap with
11247 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
11250 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
11251 (out_movhi_r_mr): Read low byte of volatile MEM first.
11252 (out_movhi_mr_r): Write high byte of volatile MEM first.
11254 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
11256 * cselib.c (reg_values, reg_values_size): Make them static.
11258 * cse.c (cse_reg_info_table): Make it static.
11260 * fold-const.c (fold_unary): Use build1 instead of copy_node.
11262 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
11264 * cse.c (find_best_addr): Use canon_for_address.
11266 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
11268 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
11269 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
11270 SUBREG and MEM, respectively.
11272 * fold-const.c (fold_binary): Use code instead of t.
11274 * fold-const.c (optimize_minmax_comparison): Take decomposed
11275 arguments code, type, op0, and op1 instead of t.
11276 (fold_binary): Update a call to optimize_minmax_comparison.
11278 * fold-const.c (fold_range_test): Take decomposed arguments
11279 code, type, op0, and op1 instead of t.
11280 (fold_binary): Update a call to fold_range_test.
11282 * fold-const.c (fold_binary_op_with_conditional_arg): Take
11283 decomposed arguments code, type, op0, and op1 instead of t.
11284 (fold_binary): Update a call to fold_range_test.
11286 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
11288 * fold-const.c (fold_binary): Avoid directly using the original
11289 expression t as much as possible.
11291 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
11293 * c-semantics.c (build_stmt): Use TYPE_P instead of
11294 IS_NON_TYPE_CODE_CLASS.
11295 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
11296 (NON_TYPE_CHECK): Use TYPE_P instead of
11297 IS_NON_TYPE_CODE_CLASS.
11299 * fold-const.c (fold): Remove handling of binary expressions.
11301 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
11303 * doc/c-tree.texi: Wrap comments in @r{}.
11304 * doc/cpp.texi: Likewise.
11305 * doc/cppinternals.texi: Likewise.
11306 * doc/extend.texi: Likewise.
11307 * doc/md.texi: Likewise.
11308 * doc/objc.texi: Likewise.
11309 * doc/sourcebuild.texi: Likewise.
11310 * doc/tm.texi: Likewise.
11311 * doc/tree-ssa.texi
11313 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
11315 * predict.c (apply_return_prediction): Standardize PHI chain
11317 * tree-ssa.c (ssa_redirect_edge): Likewise.
11319 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
11320 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
11323 * tree-phinodes.c (remove_phi_node): Drop the last argument.
11324 * tree-flow.h: Adjust the prototype for remove_phi_node.
11325 * lambda-code.c (perfect_nestify): Adjust a call to
11328 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
11329 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
11331 * tree-ssa-dce.c (remove_dead_phis): Likewise.
11332 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
11333 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
11334 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
11336 * combine.c (simplify_and_const_int): Use gen_int_mode instead
11337 of GEN_INT (trunc_int_for_mode (...)).
11338 * loop-iv.c (iv_number_of_iterations): Likewise.
11339 * postreload.c (reload_cse_move2add): Likewise.
11340 * simplify-rtx.c (simplify_const_unary_operation,
11341 simplify_const_binary_operation): Likewise.
11342 * stor-layout.c (get_mode_bounds): Likewise.
11344 * fold-const.c (fold_binary): New.
11345 (fold): Call fold_binary on binary expressions.
11347 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
11349 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
11350 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
11351 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
11352 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
11353 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
11355 2005-03-04 Devang Patel <dpatel@apple.com>
11357 PR tree-optimization/18815
11358 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
11359 loops with zero exit edges.
11361 2005-03-04 Devang Patel <dpatel@apple.com>
11363 * doc/invoke.texi: Remove reference to webpage that does not exist.
11365 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
11366 Joseph S. Myers <joseph@codesourcery.com>
11369 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
11370 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
11371 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
11372 * pa.c (get_plabel): Change argument to symbol_ref. Call
11373 maybe_get_identifier instead of get_identifier.
11374 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
11375 (struct deferred_plabel): Replace name field with symbol field.
11376 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
11377 ASM_OUTPUT_EXTERNAL_REAL is defined.
11378 (output_global_address): Use output_addr_const for output of all
11380 (output_deferred_plabels): Use symbol_ref instead of name for address
11382 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
11383 ASM_OUTPUT_SYMBOL_REF): New macros.
11384 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
11386 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
11389 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
11391 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
11392 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
11394 2005-03-04 Jeff Law <law@redhat.com>
11396 * basic-block.h (rediscover_loops_after_threading): Declare.
11397 * tree-ssa-dom.c: Include cfgloop.h.
11398 (tree_ssa_dominator_optimize): Discover loops and some basic
11399 properties. Remove forwarder blocks recreated by loop header
11400 canonicalization. Also mark backedges in the CFG.
11401 * tree-ssa-threadupdate.c: Include cfgloop.h
11402 (rediscover_loops_after_threading): Define.
11403 (struct local_info): New field, JUMP_THREADED.
11404 (prune_undesirable_thread_requests): New function.
11405 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
11406 then record that fact for the callers of redirct_edges.
11407 (thread_block): If BB has incoming backedges, then call
11408 prune_undesirable_thraed_requests. Note when we are
11409 going to have to rediscover loop information. Return a
11410 boolean indicating if any jumps were threaded.
11411 (thread_through_all_blocks): Bubble up boolean indicating
11412 if any jumps were threaded.
11413 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
11414 (tree-ssa-threadupdate.o): Similarly.
11416 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11418 * fold-const.c (fold_ternary): Unroll the "for" loop to
11421 2005-03-04 Andrew Haley <aph@redhat.com>
11423 * unwind-dw2-fde-glibc.c (struct
11424 unw_eh_callback_data.check_cache): New field.
11425 (frame_hdr_cache): New.
11426 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
11427 Cache frame header info.
11429 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
11431 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
11432 (print_c_condition): Declare.
11433 * read-rtl.c (ptr_loc): New structure.
11434 (ptr_locs, ptr_loc_obstack, joined_conditions)
11435 (joined_conditions_obstack): New variables.
11436 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
11437 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
11438 (join_c_conditions, print_c_condition): New functions.
11439 (apply_macro_to_string): Associate the new string with the same
11440 source location as the old one.
11441 (add_condition_to_string): Use join_c_conditions.
11442 (read_string): Use set_rtx_ptr_loc to record a filename and line
11443 number for the string.
11444 (read_rtx): Initialize the new variables above.
11445 * genattrtab.c (write_test_expr, write_attr_value): Use
11447 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
11448 comment above the GCC_VERSION check.
11449 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
11450 Inline the definition of MAYBE_EVAL.
11451 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
11452 * genoutput.c (process_template): Likewise.
11453 * genpreds.c (write_predicate_subfunction): Likewise.
11454 (write_predicate_expr): Use print_c_condition.
11455 * genrecog.c (write_cond): Likewise.
11456 * gensupport.c (process_rtx): Use join_c_conditions to join the
11457 conditions of a define_insn_and_split. Record a source location
11458 for the string after the "&&".
11459 (alter_test_for_insn): Use join_c_conditions.
11461 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
11464 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
11465 PR tree-optimization/15784
11466 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
11469 2005-03-04 Ben Elliston <bje@au.ibm.com>
11471 * gcc.c (option_map): Add --coverage.
11472 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
11473 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
11474 * config/darwin.h: Pass -lgcov for `coverage'.
11475 * doc/invoke.texi (Debugging Options): Document --coverage.
11477 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11479 * gcse.c (bypass_block): Use find_edge wherever possible.
11481 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
11485 * c-opts.c (c_common_parse_file): Call start_source_file
11486 and end_source_file at the approriate times.
11488 * dwarf2out.c (dwarf2out_finish): Don't auto-end
11489 the main file, it will be done for us now.
11491 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11493 * fold-const.c (fold_ternary): New.
11494 (fold): Call fold_ternary on ternary expressions. Remove
11495 handling of ternary expressions.
11497 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
11499 PR tree-optimization/15784
11500 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
11503 2005-03-03 David Edelsohn <edelsohn@gnu.org>
11505 * config/rs6000/predicates.md (branch_comparison_operator):
11506 Convert from C block to conditional format.
11508 2005-03-03 Jan Hubicka <jh@suse.cz>
11510 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
11511 and non-constant public variables.
11513 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
11515 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
11518 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
11521 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
11522 calls to release_ssa_name and release_phi_node.
11524 * fold-const.c (fold): Remove handling of unary expressions.
11526 * fold-const.c (fold_unary): Avoid directly using the original
11527 expression t as much as possible.
11529 2005-03-03 Roger Sayle <roger@eyesopen.com>
11530 Andrew Pinski <pinskia@physics.uc.edu>
11532 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
11533 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
11535 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
11537 Describe special registers SRP and MOF as allocatable registers.
11538 * config/cris/cris.c (cris_md_asm_clobbers): New function.
11539 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
11540 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
11541 TARGET_HAS_MUL_INSNS.
11542 (cris_print_operand) <case 'd'>: New case.
11543 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
11544 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
11546 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
11547 (REG_ALLOC_ORDER): Update for MOF.
11548 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
11550 (GENERAL_REGS): No longer a define of ALL_REGS.
11551 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
11552 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11553 Adjust accordingly.
11554 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
11555 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
11556 (SECONDARY_RELOAD_CLASS): Define.
11557 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
11558 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
11559 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
11560 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
11561 (REGISTER_MOVE_COST): Define.
11562 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
11563 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
11564 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
11565 (CRIS_MOF_REGNUM): New define_constants.
11566 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
11568 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
11570 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
11571 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
11572 Adjust for MOF being properly described as a register.
11573 (indir_to_reg_split): Name this split. Conditionalize on the
11574 destination register being a general register.
11575 (movei): Conditionalize on on operands 0 and 1 having the same
11578 2005-03-03 Alan Modra <amodra@bigpond.net.au>
11581 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
11582 -mcpu to override any other explicitly given flags.
11584 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
11586 * recog.c (verify_changes, confirm_change_group): New functions,
11587 broken out of apply_change_group.
11588 (apply_change_group): Use them.
11589 * recog.h (verify_change, confirm_change_group): Declare.
11590 * rtl.h (redirect_jump_2): Declare.
11591 * jump.c (redirect_exp, invert_exp): Delete.
11592 (invert_exp_1): Take second parameter. Return value. Changed caller.
11593 (redirect_jump_2): New function, broken out of redirect_jump.
11594 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
11595 (invert_jump): Use invert_jump_1 and redirect_jump_2.
11596 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
11598 2005-03-02 Geoffrey Keating <geoffk@apple.com>
11600 * varasm.c (named_section): Use xstrdup rather than doing it by
11603 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
11605 2005-03-02 Devang Patel <dpatel@apple.com>
11607 Undo PR tree-optimization/18815 fix.
11609 2005-03-02 Devang Patel <dpatel@apple.com>
11611 PR tree-optimization/18815
11612 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
11613 loops with zero exit edges.
11615 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
11617 * cfg.c (connect_src, connect_dest, disconnect_src,
11618 disconnct_dest): New.
11619 (unchecked_make_edge, remove_edge, redirect_edge_succ,
11620 redirect_edge_pred): Use the new functions.
11622 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
11623 free_dominance_info only when needed.
11625 2005-03-02 David Edelsohn <edelsohn@gnu.org>
11628 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
11629 (reg_or_sub_cint64_operand): Same.
11631 2005-03-02 Jeff Law <law@redhat.com>
11633 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
11634 CFG_ALTERED in the main DOM iteration loop.
11636 2005-03-02 Mark Mitchell <mark@codesourcery.com>
11639 * varasm.c (initializer_constant_valid_p): Allow conversions
11640 between OFFSET_TYPEs. Tidy.
11642 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
11644 * config/cris/cris.md ("return"): Remove epilogue delay list
11647 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
11649 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
11651 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
11653 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
11655 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
11656 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
11657 config/m68k/m68k.c, config/mips/mips.h,
11658 config/rs6000/rs6000-protos.h, doc/contrib.texi,
11659 doc/include/gcc-common.texi: Update copyright.
11661 PR middle-end/18029 and PR middle-end/18030
11662 * expr.c (optimize_bitfield_assignment_op): Add a special case
11663 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
11665 * fold-const.c (fold_unary): New.
11666 (fold): Call fold_unary on unary expressions.
11668 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
11670 * cgraph.h (struct cgraph_edge): Add prev_caller and
11671 prev_callee fields.
11672 (cgraph_node_remove_callees): Export.
11673 * cgraph.c (cgraph_create_edge): Initialize prev_caller
11675 (cgraph_edge_remove_callee): New function.
11676 (cgraph_edge_remove_caller): Likewise.
11677 (cgraph_remove_edge): Use.
11678 (cgraph_redirect_edge_callee): Likewise.
11679 (cgraph_node_remove_callees): New function.
11680 (cgraph_node_remove_callers): Likewise.
11681 (cgraph_remove_node): Use.
11682 * tree-optimize.c (tree_rest_of_compilation): Use
11683 cgraph_node_remove_callees instead of manual loop.
11684 * cgraphunit.c (cgraph_finalize_function): Likewise.
11685 (cgraph_expand_function): Likewise.
11686 (cgraph_remove_unreachable_nodes): Likewise.
11688 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
11691 * c-tree.h (undeclared_variable, build_external_ref): Add extra
11693 * c-decl.c (undeclared_variable): Take location as argument.
11694 * c-typeck.c (build_external_ref): Likewise.
11695 * c-parser.c (c_parser_postfix_expression): Pass location of
11696 identifier to build_external_ref.
11698 2005-03-01 David Edelsohn <edelsohn@gnu.org>
11700 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
11701 CCEQ mode for branch_positive_comparison_operator test.
11702 * config/rs6000/predicates (branch_comparison_operator): Revert to
11704 (scc_comparison_operator): Same.
11705 (branch_positive_comparison_operator): Same.
11707 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
11709 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
11710 (cris_delay_slots_for_epilogue): Remove.
11711 (save_last): Move into cris_target_asm_function_epilogue.
11712 (cris_target_asm_function_epilogue): Remove tests for file being
11714 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
11715 (cris_delay_slots_for_epilogue): Remove prototypes.
11716 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
11717 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
11719 2005-03-01 David Edelsohn <edelsohn@gnu.org>
11721 * config/rs6000/predicates.md (branch_comparison_operator): Change
11722 to define_special_predicate.
11723 (scc_comparison_operator): Same.
11724 (branch_positive_comparison_operator): Same.
11726 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
11728 * Makefile.in (tree-ssa-sink.o): New.
11729 (OBJS-common): Add tree-ssa-sink.o.
11730 * common.opt: Add -ftree-sink
11731 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
11732 * timevar.def (TV_TREE_SINK): new timevar.
11733 * tree-flow.h (is_hidden_global_store): Prototype.
11734 * tree-optimize.c (init_tree_optimization_passes): Add
11736 * tree-pass.h (pass_sink_code): New.
11737 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
11738 for non-obvious global store store to is_hidden_global_store, and
11739 call that new function.
11740 * tree-ssa-sink.c: New file.
11741 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
11742 * doc/passes.texi: Document forward store motion.
11743 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
11744 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
11745 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
11746 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
11748 2005-03-01 Per Bothner <per@bothner.com>
11750 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
11751 and we have a non-zero column-number, add it to the message.
11752 Also factor out the diagnostic_kind_text.
11754 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
11756 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
11757 flow_loop_pre_header_scan, flow_loop_pre_header_find,
11758 flow_loop_scan): Removed.
11759 (flow_loop_dump): Do not dump removed fields.
11760 (flow_loop_free): Do not free removed fields.
11761 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
11762 (loop_exit_edge_p): New function.
11763 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
11764 num_pre_header_edges, entry_edges, num_entries, exit_edges,
11765 num_exits, exits_doms.
11766 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
11767 LOOP_EDGES, LOOP_ALL): Removed.
11768 (flow_loop_scan): Declaration removed.
11769 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
11770 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
11772 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
11773 (if_convert): Call flow_loops_find and flow_loops_free
11774 when calling mark_loop_exit_edges.
11775 * cfgloopanal.c (mark_loop_exit_edges): Moved from
11776 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
11777 free_dominance_info calls.
11778 * loop-init.c (flow_loops_find): Ditto.
11779 * passes.c (rest_of_handle_branch_prob): Ditto.
11780 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
11781 * loop-unroll.c (analyze_insns_in_loop): Do not use
11783 * predict.c (predict_loops): Do not call flow_loop_scan.
11784 Use get_loop_exit_edges.
11785 (tree_estimate_probability): Do not pass flags to flow_loops_find.
11786 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
11787 Do not use EDGE_LOOP_EXIT.
11788 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
11789 to bb_with_exit_edge_p.
11790 (if_convertible_loop_p): Do not call flow_loop_scan. Use
11791 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
11792 to bb_with_exit_edge_p.
11793 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
11795 * tree-loop-linear.c (linear_transform_loops): Do not call
11796 flow_loop_scan. Use loop->single_exit.
11797 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
11798 (vect_analyze_loop_form): Do not call flow_loop_scan.
11799 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
11801 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
11803 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
11804 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11805 slpeel_tree_duplicate_loop_to_edge_cfg,
11806 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
11807 Use loop_preheader_edge and loop->single_exit. Do not call
11810 2005-03-01 Nick Clifton <nickc@redhat.com>
11812 * config/arm/arm.c (thumb_find_work_register): Check all of the
11813 argument registers to see if they are free, and a couple of
11814 special cases where the last argument register but can be proved
11815 to be available during the function's prologue.
11816 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
11817 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
11818 thumb_unexpanded_epilogue): Use unsigned long as the type for the
11820 (thumb_compute_save_reg_mask): Likewise. Also use
11821 thumb_find_work_register() to ensure that there is agreement about
11822 which work register is going to be used in the prologue.
11823 (thumb_output_function_prologue): Use unsigned long as the type
11824 for the register bit-mask. Also delay pushing the link register if
11825 other high registers are going to be pushed.
11826 (thumb_compute_save_reg_mask, emit_multi_reg_push,
11827 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
11828 redundant prototypes.
11830 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
11833 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
11834 and after reload in REG+REG indexed addresses without REG_POINTER
11835 set in the base and not set in the index.
11837 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
11839 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
11840 Don't undefine here.
11841 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
11842 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
11843 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11844 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
11845 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
11847 * config.gcc (sh*-*-linux*): Use config/linux.h.
11849 2005-02-28 Dale Johannesen <dalej@apple.com>
11850 Stan Shebs <shebs@apple.com>
11852 Rewrite of 64-bit Darwin structure-by-value pass/return.
11853 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
11854 intoffset, use_stack, named.
11855 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
11856 (rs6000_darwin64_record_arg_advance_flush): New.
11857 (rs6000_darwin64_record_arg_advance_recurse): New.
11858 (rs6000_darwin64_record_arg_flush): New.
11859 (rs6000_darwin64_record_arg_recurse): New.
11860 (rs6000_darwin64_record_arg): New.
11861 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
11862 (function_arg_boundary): Handle 128-bit aligned structs.
11863 (function_arg_advance): Rewrite darwin64 struct handling.
11864 (function_arg): Call rs6000_darwin64_record_arg.
11865 (function_arg_partial_nregs): Handle darwin64 structs.
11866 (rs6000_darwin64_function_value): Remove.
11867 (rs6000_function_value): Call rs6000_darwin64_record_arg.
11869 2005-02-28 Roger Sayle <roger@eyesopen.com>
11871 PR tree-optimization/20216
11872 * tree-chrec.c (tree_fold_factorial): Delete.
11873 (tree_fold_binomial): Change argument list to take a return type
11874 and change the type of K to unsigned int. Rewrite to avoid explicit
11875 evaluation of factorials, and (recursively) calling fold to perform
11876 compile-time arithmetic. Return NULL on (internal) overflow.
11877 (chrec_evaluate): Change type of K to an unsigned int. Avoid
11878 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
11879 if any intermediate calculation overflows.
11880 (chrec_apply): Update call to chrec_evaluate.
11882 2005-02-28 James E Wilson <wilson@specifixinc.com>
11884 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
11886 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
11889 * c-parser.c (c_parser_compound_statement): Return error_mark_node
11890 instead of NULL_TREE on error.
11892 2005-02-28 David Edelsohn <edelsohn@gnu.org>
11894 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
11895 (EASY_VECTOR_15_ADD_SELF): Remove.
11896 (num_insns_constant_wide): Not static.
11897 (validate_condition_mode): Not static.
11898 (toc_relative_expr_p): Not static.
11899 (legitimate_indirect_address_p): Not static.
11900 (macho_lo_sum_memory_operand): Not static.
11901 (invalid_e500_subreg): Not static.
11902 (easy_vector_same): Not static.
11903 (easy_vector_splat_const): Not static.
11904 (RS6000_SYMBOL_REF_TLS_P): Remove.
11905 (any_operand): Delete.
11906 (any_parallel_operand): Delete.
11907 (count_register_operand): Delete.
11908 (altivec_register_operand): Delete.
11909 (xer_operand): Delete.
11910 (s8bit_cint_operand): Delete.
11911 (short_cint_operand): Delete.
11912 (u_short_cint_operand): Delete.
11913 (non_short_cint_operand): Delete.
11914 (exact_log2_cint_operand): Delete.
11915 (gpc_reg_operand): Delete.
11916 (cc_reg_operand): Delete.
11917 (cc_reg_not_cr0_operand): Delete.
11918 (reg_or_short_operand): Delete.
11919 (reg_or_neg_short_operand): Delete.
11920 (reg_or_aligned_short_operand): Delete.
11921 (reg_or_u_short_operand): Delete.
11922 (reg_or_cint_operand): Delete.
11923 (reg_or_arith_cint_operand): Delete.
11924 (reg_or_add_cint64_operand): Delete.
11925 (reg_or_sub_cint64_operand): Delete.
11926 (reg_or_logical_cint_operand): Delete.
11927 (got_operand): Delete.
11928 (got_no_const_operand): Delete.
11929 (easy_fp_constant): Delete.
11930 (easy_vector_constant): Delete.
11931 (easy_vector_constant_add_self): Delete.
11932 (zero_constant): Delete.
11933 (zero_fp_constant): Delete.
11934 (volatile_mem_operand): Delete.
11935 (offsettable_mem_operand): Delete.
11936 (mem_or_easy_const_operand): Delete.
11937 (add_operand): Delete.
11938 (non_add_cint_operand): Delete.
11939 (logical_operand): Delete.
11940 (non_logical_cint_operand): Delete.
11941 (mask_operand): Delete.
11942 (mask_operand_wrap): Delete.
11943 (mask64_operand): Delete.
11944 (mask64_2_operand): Delete.
11945 (and64_operand): Delete.
11946 (and64_2_operand): Delete.
11947 (and_operand): Delete.
11948 (reg_or_mem_operand): Delete.
11949 (lwa_operand): Delete.
11950 (symbol_ref_operand): Delete.
11951 (call_operand): Delete.
11952 (current_file_function_operand): Delete.
11953 (input_operand): Delete.
11954 (rs6000_nonimmediate_operand): Delete.
11955 (rs6000_tls_symbol_ref): Delete.
11956 (save_world_operation): Delete.
11957 (restore_world_operation): Delete.
11958 (load_multiple_operation): Delete.
11959 (store_multiple_operation): Delete.
11960 (vrsave_operation): Delete.
11961 (mfcr_operation): Delete.
11962 (mtcrf_operation): Delete.
11963 (lmw_operation): Delete.
11964 (stmw_operation): Delete.
11965 (branch_comparison_operator): Delete.
11966 (branch_positive_comparison_operator): Delete.
11967 (scc_comparison_operator): Delete.
11968 (trap_comparison_operator): Delete.
11969 (boolean_operator): Delete.
11970 (boolean_or_operator): Delete.
11971 (min_max_operator): Delete.
11972 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
11973 (EASY_VECTOR_15): Moved to here.
11974 (EASY_VECTOR_15_ADD_SELF): Move to here.
11975 (PREDICATE_CODES): Delete.
11976 * config/rs6000/rs6000-protos.h: Delete predicate functions.
11977 Declare functions no longer static.
11978 * config/rs6000/predicates.md: New.
11979 * config/rs6000/rs6000.md: Include predicates.md
11981 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
11983 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
11984 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
11986 * cfgrtl.c (need_fake_edge_p): Likewise.
11987 * combine.c (distribute_notes): Likewise.
11988 * emit-rtl.c (try_split): Likewise.
11989 * recog.c (peephole2_opimize): Likewise.
11990 * reg-notes.def (ALWAYS_RETURN): Remove.
11991 * rtl.h (LCT_ALWAYS_RETURN): Remove.
11992 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
11993 * tree.h (ECF_ALWAYS_RETURN): Remove.
11995 2005-02-28 Roger Sayle <roger@eyesopen.com>
11997 PR middle-end/19874
11998 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
11999 between different machine modes is never a "useless" conversion.
12001 2005-02-28 Geert Bosch <bosch@gnat.com>
12004 * doc/contrib.texi: List contributors for Ada front end
12006 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
12008 * simplify-rtx.c (simplify_unary_operation_1,
12009 simplify_const_unary_operation): New, extracted from...
12010 (simplify_unary_operation): ... this one.
12011 (simplify_binary_operation_1,
12012 simplify_const_binary_operation): New, extracted from...
12013 (simplify_binary_operation): ... this one.
12014 * rtl.h (simplify_const_unary_operation,
12015 simplify_const_binary_operation): Add prototypes.
12017 2005-02-28 Julian Brown <julian@codesourcery.com>
12019 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
12020 building libjava and caused PR regression/20228.
12022 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
12025 * Makefile.in (host_subdir): New.
12026 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
12027 * configure: Regenerate.
12029 2005-02-27 Zack Weinberg <zack@codesourcery.com>
12031 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
12032 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
12033 installation directory first.
12035 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
12038 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
12039 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
12040 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
12041 * config/cris/cris.md: Tweak comments referring to Q.
12042 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
12043 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
12044 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
12045 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
12046 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
12047 Insert spaces in constraints to align alternatives vertically for
12049 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
12052 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12054 PR rtl-optimization/17728
12055 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
12056 operand 0 from general_operand to move_dest_operand.
12058 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12060 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
12061 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
12062 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
12063 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
12065 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
12067 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
12068 * configure: Regenerate.
12069 * libada-mk.in: Remove CC; rename
12070 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
12072 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
12075 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
12076 for the lhs, also walk over the tree. Likewise for rhs.
12078 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
12080 * tree-ssa-dom.c (simple_iv_increment_p): New function.
12081 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
12082 Do not propagate value of iv before increment over the increment.
12084 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
12086 * c-parser.c: New file.
12087 * c-parse.in: Remove.
12088 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
12090 (c-parser.o): Add dependencies.
12091 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
12092 maintainer-clean, TAGS): Update.
12093 * c-config-lang.in (gtfiles): Update.
12094 * gengtype-lex.l: Don't handle "@@".
12095 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
12096 objc_build_synchronized, objc_begin_try_stmt,
12097 objc_begin_catch_clause, objc_finish_catch_clause,
12098 objc_build_finally_clause, objc_finish_try_stmt): New.
12099 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
12101 (c_parse_init): Update comment.
12102 * c-decl.c (c_init_decl_processing): Update comment.
12103 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
12104 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
12105 new c_declspecs members.
12107 2005-02-25 Julian Brown <julian@codesourcery.com>
12109 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
12110 from being used for symbols with vague linkage when
12111 HAVE_GAS_COMDAT_GROUP is true.
12113 2005-02-25 Mark Mitchell <mark@codesourcery.com>
12115 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
12117 2005-02-25 Steve Ellcey <sje@cup.hp.com>
12120 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
12121 (LIBGCC2_HAS_DF_MODE): New.
12122 (LIBGCC2_HAS_XF_MODE): New.
12123 (LIBGCC2_HAS_TF_MODE): New.
12124 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
12125 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
12126 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
12127 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
12128 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
12129 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
12130 and add _fixtfdi, _fixunstfdi, _floatditf
12131 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
12132 L_fixunstfdi, L_floatditf.
12133 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
12134 (LIBGCC2_HAS_TF_MODE): Define.
12136 2005-02-25 Diego Novillo <dnovillo@redhat.com>
12138 PR tree-optimization/20204
12139 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
12140 REWRITE_THIS_STMT markers on PHI nodes.
12141 (rewrite_initialize_block): Likewise.
12143 2005-02-25 Mark Mitchell <mark@codesourcery.com>
12145 * version.c (version_string): Update to 4.1.
12147 2005-02-25 Paolo Carlini <pcarlini@suse.de>
12149 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
12150 Clarify that the alternative way doesn't work in GNU C++.
12152 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12154 PR tree-optimization/19937
12155 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
12156 to the type of the induction variable.
12158 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
12160 PR rtl-optimization/20117
12161 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
12162 the block including noncopyable insn.
12164 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
12166 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
12167 calls to find_reg_note.
12169 2005-02-24 Richard Henderson <rth@redhat.com>
12172 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
12175 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
12177 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
12178 vector types if to use base reg for misaligned non-word ld/std.
12180 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
12183 * config/cris/cris.c (cris_target_asm_function_prologue): Create
12184 dwarf2 label manually and put it after, not before the prologue.
12186 2005-02-24 David Edelsohn <edelsohn@gnu.org>
12189 * reload.c (operands_match_p): Only increment register number for
12190 SCALAR_INT_MODE_P modes in multiple hard registers.
12192 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
12195 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
12197 * ChangeLog.5: Fix log message typo(s).
12198 * ChangeLog.7: Likewise.
12199 * ChangeLog.tree-ssa: Likewise.
12200 * cfgexpand.c: Fix comment typo(s).
12201 * conflict.c: Likewise.
12202 * defaults.h: Likewise.
12203 * dwarf2out.c: Likewise.
12204 * gcse.c: Likewise.
12205 * ggc-page.c: Likewise.
12206 * tree-eh.c: Likewise.
12207 * tree-ssa-dom.c: Likewise.
12209 2005-02-24 Jakub Jelinek <jakub@redhat.com>
12212 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
12213 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
12214 if SHARED is defined.
12217 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
12218 allow splitting only if operands 0 and 3 don't overlap.
12220 2005-02-24 Richard Henderson <rth@redhat.com>
12222 PR middle-end/19953
12223 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
12224 (fold_builtin_1): Call them.
12225 * fold-const.c (fold_complex_mult_parts): Split out from ...
12226 (fold_complex_mult): ... here. Fix typo in both imaginary case.
12227 (fold_complex_div_parts, fold_complex_div): New.
12229 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
12231 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12233 * tree-ssa-ccp.c (visit_assignment): Verify that result of
12234 VIEW_CONVERT_EXPR is_gimple_min_invariant.
12236 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
12237 (print_node): Likewise.
12238 Print TYPE_SIZES_GIMPLIFIED.
12240 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
12242 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
12243 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
12244 operands as commutative in constraints.
12246 2005-02-24 Diego Novillo <dnovillo@redhat.com>
12248 * tree-into-ssa.c: Re-organize internal functions.
12250 2005-02-24 Richard Henderson <rth@redhat.com>
12252 PR middle-end/18902
12253 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
12255 * common.opt (fcx-limited-range): New.
12256 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
12257 * toplev.c (flag_complex_method): Initialize to 1.
12258 (process_options): Set flag_complex_method to 0 if
12259 flag_cx_limited_range.
12260 * doc/invoke.texi (-fcx-limited-range): New.
12262 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
12264 * cse.c (delete_trivially_dead_insns): Speed up by using
12265 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
12268 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
12270 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
12271 functions when -mid-shared-library is being used.
12273 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
12275 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
12276 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
12277 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
12278 * system.h: Poison LINK_LIBGCC_SPECIAL.
12280 2005-02-23 James E Wilson <wilson@specifixinc.com>
12282 * gengtype.c (note_insn_name): Make 1 element larger.
12284 2005-02-23 Roger Sayle <roger@eyesopen.com>
12287 PR rtl-optimization/20097
12288 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
12289 BImode SUBREGs of SImode registers which confuse the ia64 backend.
12291 2005-02-23 David Edelsohn <edelsohn@gnu.org>
12293 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
12294 * t-aix52 (SHLIB_INSTALL): Same.
12296 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
12298 * genpreds.c: Update copyright.
12300 2005-02-23 Michael Beach <michaelb@ieee.org>
12303 * config/sparc/t-elf (startup files): Assemble with CPP.
12305 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
12307 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
12308 (write_predicate_expr): Likewise.
12310 2005-02-22 Diego Novillo <dnovillo@redhat.com>
12312 PR tree-optimization/20100
12313 PR tree-optimization/20115
12314 * tree-optimize.c (init_tree_optimization_passes): Remove
12315 pass_maybe_create_global_var.
12316 * tree-pass.h (pass_maybe_create_global_var): Remove.
12317 * tree-ssa-alias.c (aliases_computed_p): Declare.
12318 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
12319 (count_calls_and_maybe_create_global_var): Remove.
12320 (pass_maybe_create_global_var): Remove.
12321 (init_alias_info): Do not declare aliases_computed_p.
12322 (maybe_create_global_var): If the function contains no
12323 call-clobbered variables and a mix of pure/const and regular
12324 function calls, create .GLOBAL_VAR.
12325 Mark all call-clobbered variables for renaming.
12326 (merge_pointed_to_info): Update comment.
12327 (add_pointed_to_var): Likewise.
12328 (is_escape_site): Likewise.
12329 Accept struct alias_info * instead of size_t *.
12331 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
12333 * tree-ssa-operands.c (get_call_expr_operands): If
12334 ALIASES_COMPUTED_P is false, do not add call-clobbering
12336 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
12337 (delete_tree_ssa): Likewise.
12339 2005-02-22 James E Wilson <wilson@specifixinc.com>
12341 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
12342 (do_compile): Do call it here.
12344 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
12346 PR rtl-optimization/20017.
12347 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
12348 rest_of_handle_cse2, rest_of_handle_gcse): Call
12349 delete_dead_jumptables immediately before calling cleanup_cfg.
12351 2005-02-22 Devang Patel <dpatel@apple.com>
12354 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
12357 2005-02-22 David Edelsohn <edelsohn@gnu.org>
12359 * config/rs6000/aix.h (WINT_TYPE): Define.
12361 2005-02-22 Stan Shebs <shebs@apple.com>
12363 * config/rs6000/rs6000.c (rs6000_override_options): Default to
12364 natural alignment for 64-bit Darwin.
12365 (rs6000_parse_alignment_option): Warn about uses of -malign-power
12367 * doc/invoke.texi: Document this.
12369 2005-02-22 DJ Delorie <dj@redhat.com>
12371 * c-common.c (c_common_type_for_mode): Pass the mode's precision
12372 to make_[un]signed_type, not the mode itself.
12374 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
12376 * cfg.c (cached_make_edge): Call make_edge if edge cache is
12377 not available. Use tail calls wherever possible.
12378 (make_edge): Call unchecked_make_edge to create an edge.
12380 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
12381 (coalesce_ssa_name): Don't check for
12382 SSANORM_USE_COALESCE_LIST.
12383 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
12385 2005-02-22 Diego Novillo <dnovillo@redhat.com>
12387 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
12388 (rewrite_into_ssa): ... here.
12390 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
12392 PR tree-optimization/19786
12393 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
12394 tag to another's may-alias bitmap when adding to the other's list.
12396 2005-02-21 DJ Delorie <dj@redhat.com>
12398 * tree-ssa-loop-ivopts.c (computation_cost): Start register
12399 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
12400 registers in unsupported ways.
12401 * expmed.c (init_expmed): Likewise.
12403 2005-02-21 Stan Cox <scox@redhat.com>
12405 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
12407 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
12409 * tree-cfg.c (fold_cond_expr_cond): New.
12410 (make_edges): Call fold_cond_expr_cond.
12411 (find_taken_edge): Accept nothing but INTEGER_CST.
12412 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
12414 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
12416 * flow.c (delete_dead_jumptables): Speed up by scanning insns
12417 that do not belong to any basic block.
12419 2005-02-21 Jeff Law <law@redhat.com>
12421 * cfganal.c (find_unreachable_blocks): Manually CSE load of
12424 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
12426 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
12427 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
12428 Adjust their definitions.
12429 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
12430 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
12432 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
12433 genautomata.c, langhooks.c, langhooks.h, system.h,
12434 config/arm/lib1funcs.asm: Update copyright.
12436 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12438 * dbxout.c (dbxout_function_end): Emit Lscope label always.
12440 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
12443 * doc/install.texi: Document --with-gc.
12445 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
12447 * simplify-rtx.c (simplify_unary_operation): Add a missing
12450 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12452 PR tree-optimization/18663
12453 * tree-ssa-dom.c (extract_range_from_cond): Return 0
12454 if the type has variable bounds.
12456 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
12458 * gcse.c: Remove an obsolete comment.
12460 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
12462 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
12464 * doc/extend.texi (Function Attributes) <Attribute const>: The
12465 attribute "pure" is below this text, not above.
12467 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12469 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
12470 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
12471 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
12473 2005-02-20 Zack Weinberg <zack@codesourcery.com>
12476 * langhooks.h (struct lang_hooks): Add to_target_charset.
12477 * langhooks.c (lhd_to_target_charset): New function.
12478 * langhooks-def.h: Declare lhd_to_target_charset.
12479 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
12480 (LANG_HOOKS_INITIALIZER): Update.
12481 * c-common.c (c_common_to_target_charset): New function.
12482 * c-common.h: Declare it.
12483 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
12484 c_common_to_target_charset.
12486 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
12487 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
12488 Delete definitions.
12489 * system.h: Poison them.
12490 * doc/tm.texi: Don't discuss them.
12491 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
12492 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
12493 (pp_c_char): Do not attempt to generate letter escapes for
12495 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
12496 * config/mips/mips.c (mips_output_ascii): Likewise.
12498 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
12500 PR tree-optimization/19951
12501 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
12504 2005-02-19 Steven Bosscher <stevenb@suse.de>
12506 PR middle-end/19698
12507 * function.h (struct function): New field `max_loop_depth'.
12508 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
12509 (flow_loops_find): Reset the max loop depth count before finding loops.
12510 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
12511 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
12512 (calculate_global_regs_live): Make sure the loop will terminate
12513 when the initial sets are not empty.
12515 2005-02-19 Zack Weinberg <zack@codesourcery.com>
12517 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
12519 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
12521 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
12524 * doc/invoke.texi: Remove documentation of %M spec.
12526 (init_spec): Remove %M suffix from -lgcc_s.
12527 (do_spec_1): Remove 'M' case.
12528 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
12529 to put shared libraries in the multilib directory. Remove the
12530 shlib_so_soname substitution variable. Don't add a multilib encoding
12531 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
12532 reported by -print-multi-os-directory. Pass @multilib_dir@ to
12533 SHLIB_INSTALL as well as SHLIB_LINK.
12534 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
12535 (SHLIB_NAME): Delete.
12536 (SHLIB_DIR): New macro.
12537 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
12538 (SHLIB_INSTALL): Adjust accordingly.
12539 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
12540 * config/t-slibgcc-sld: Likewise.
12541 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
12542 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
12543 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
12545 (SHLIBUNWIND_INSTALL): Adjust accordingly.
12546 * config/i386/t-nwld (SHLIB_SONAME): Delete.
12547 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
12548 Use @shlib_base_name@ instead of @shlib_so_name@.
12549 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
12550 and @shlib_base_name@.so in @multilib_dir@.
12551 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
12552 to the install path.
12553 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
12554 (SHLIB_LINK): Remove previous workaround.
12555 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
12556 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
12557 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
12559 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
12560 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
12561 (SHLIB_INSTALL): Adjust accordingly.
12562 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
12563 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
12564 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
12565 config/t-slibgcc-elf-ver.
12567 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
12568 Jakub Jelinek <jakub@redhat.com>
12570 PR tree-optimization/19828
12571 * tree-ssa-loop-im.c: Add a TODO comment.
12572 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
12573 without side-effects.
12575 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
12577 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
12580 2005-02-18 James E. Wilson <wilson@specifixinc.com>
12582 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
12583 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
12584 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
12586 (ia64_reorg): Delete fixup_errata call.
12587 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
12588 (TARGET_SWITCHES): Delete -mb-step entry.
12590 2005-02-19 Jakub Jelinek <jakub@redhat.com>
12593 * c-typeck.c (composite_type): Handle quals in transparent unions.
12594 (type_lists_compatible_p): Likewise.
12596 2005-02-18 Stan Shebs <shebs@apple.com>
12598 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
12599 expressions in the .literal8 section.
12601 2005-02-18 Geoffrey Keating <geoffk@apple.com>
12603 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
12605 2005-02-18 Roger Sayle <roger@eyesopen.com>
12607 * fold-const.c (constant_boolean_node): Always create values of the
12608 specified type, don't bother calling truthvalue_conversion.
12610 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12612 * except.c (output_function_exception_table): Call
12613 assemble_external_libcall (eh_personality_libfunc).
12615 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12618 * config/ia64/ia64.h (struct machine_function): Add state_num.
12619 * config/ia64/ia64.c (process_epilogue,
12620 process_for_unwind_directive): Use new unwind state numbers each
12621 time rather than state 1.
12623 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
12626 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
12627 before the "*llgt_didi" pattern.
12629 2005-02-18 Jason Merrill <jason@redhat.com>
12631 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
12633 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
12635 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
12636 (div0): Use it in place of ARM_FUNC_ALIAS.
12637 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
12639 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
12641 PR middle-end/20030
12642 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
12643 access, the lower bound of the array type if it exists.
12645 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
12648 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
12649 cases that are out-of-range for the index type.
12651 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
12653 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
12654 (estimate_case_costs): Don't call convert.
12655 * expmed.c (expand_shift): Likewise.
12656 (make_tree): Call fold_convert instead of convert.
12658 2005-02-18 Jakub Jelinek <jakub@redhat.com>
12661 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
12662 that ref to be marked MEM_READONLY_P doesn't have base that needs
12665 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12667 * genautomata.c (output_get_cpu_unit_code_func,
12668 output_cpu_unit_reservation_p): Don't generate old-style function
12671 2005-02-18 Jakub Jelinek <jakub@redhat.com>
12674 PR tree-optimization/20009
12675 * convert.c (convert_to_integer): Revert 2005-02-16 change.
12677 PR tree-optimization/18947
12678 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
12679 inline, remove all nodes that are inlined into the extern inline
12682 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
12684 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
12685 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
12686 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
12687 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
12690 2005-02-17 Roger Sayle <roger@eyesopen.com>
12692 PR tree-optimization/19917
12693 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
12694 to be potentially trapping.
12696 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
12698 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
12700 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
12702 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
12703 tem becomes a local variable which is set to the value of the
12704 back end defined INITIAL_FRAME_ADDRESS macro.
12705 (expand_builtin_frame_address): Omit the base parameter to
12706 expand_builtin_return_addr.
12707 (expand_builtin_profile_func): Likewise.
12708 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
12709 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
12710 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
12712 2005-02-17 Jakub Jelinek <jakub@redhat.com>
12714 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
12715 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
12716 * config/frv/frv.c (frv_function_epilogue): Likewise.
12718 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
12720 * lambda-code (perfect_nestify): Remove mark/unmark
12721 for rewriting hack.
12722 * tree-loop-linear.c (linear_transform_loops): Add
12723 rewrite_into_ssa call so that ssa is correct for
12724 rewriting into loop closed.
12726 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
12728 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
12729 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
12731 * bt-load.c (btr_def_live_range, combine_btr_defs,
12732 migrate_btr_def, migrate_btr_defs): Likewise.
12733 * cfgcleanup.c (thread_jump): Likewise.
12734 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
12735 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
12736 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
12737 df_rd_local_compute, df_reg_info_compute): Likewise.
12738 * dominance.c (init_dom_info, free_dom_info): Likewise.
12739 * flow.c (init_propagate_block_info,
12740 free_propagate_block_info): Likewise.
12741 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
12742 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
12743 modify_reg_pav): Likewise.
12744 * loop-invariant.c (find_defs, find_invariant_insn,
12745 find_invariants, free_inv_motion_data): Likewise.
12746 * predict.c (tree_predict_by_opcode,
12747 estimate_bb_frequencies): Likewise.
12748 * stmt.c (expand_case): Likewise.
12749 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
12750 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
12751 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
12752 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
12753 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
12754 rewrite_ssa_into_ssa): Likewise.
12755 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12756 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
12757 analyze_edges_for_bb, perform_edge_inserts): Likewise.
12758 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
12759 * tree-sra.c (tree_sra): Likewise.
12760 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
12761 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
12762 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
12763 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12764 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
12765 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
12767 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
12768 calculate_live_on_entry, calculate_live_on_exit,
12769 build_tree_conflict_graph): Likewise.
12770 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
12771 record_important_candidates, set_use_iv_cost, find_depends,
12772 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
12773 tree_ssa_iv_optimize_finalize): Likewise.
12774 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
12775 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
12776 tree_duplicate_loop_to_header_edge): Likewise.
12777 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
12778 * tree-ssa.c (verify_flow_insensitive_alias_info,
12779 verify_name_tags, verify_ssa, init_tree_ssa,
12780 delete_tree_ssa): Likewise.
12781 * tree-ssanames.c (marked_ssa_names, init_ssanames,
12782 fini_ssanames): Likewise.
12783 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
12785 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
12787 * config/rs6000/t-rtems: Completely reworked.
12789 2005-02-17 Ira Rosen <irar@il.ibm.com>
12791 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
12793 2005-02-17 Ira Rosen <irar@il.ibm.com>
12795 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
12796 POINTER_TYPE_P when checking that type is a pointer.
12797 (vect_get_memtag): Remove.
12798 (vect_address_analysis): Use POINTER_TYPE_P. Call
12799 vect_object_analysis with dummy parameter for memtag.
12800 (vect_object_analysis): Extract memtag (functionality that
12801 used to be in vect_get_memtag and moved here). Fix printings.
12802 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
12803 with correct parameters. Remove call to vect_get_memtag.
12805 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
12807 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
12808 (tree-vectorizer.o): Added missing dependencies.
12810 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
12812 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
12813 declaration in tree-vectorizer.c, now has an extern declaration in
12814 tree-vectorizer.h).
12815 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12816 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
12817 get_vectype_for_scalar_type, vect_is_simple_use,
12818 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
12819 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
12820 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
12821 vectorizable_store, vectorizable_operation, vectorizable_assignment,
12822 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
12823 find_loop_location): Likewise.
12825 * tree-vectorizer.c (langhooks.h): #include removed.
12826 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
12827 moved to tree-vectorized.h.
12828 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12829 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
12830 get_vectype_for_scalar_type, vect_is_simple_use,
12831 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
12832 vect_supportable_dr_alignment, new_loop_vec_info,
12833 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
12834 vect_set_verbosity_level, find_loop_location): Likewise.
12836 (vect_analyze_loop): Function externalized. Declaration moved to
12837 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
12838 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
12839 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
12840 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
12841 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
12842 vect_enhance_data_refs_alignment, vect_analyze_operations,
12843 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
12844 vect_stmt_relevant_p, vect_get_loop_niters,
12845 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
12846 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
12847 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
12848 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
12849 vect_get_memtag): Likewise.
12851 (vectorizable_load): Function externalized. Declaration moved to
12852 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
12853 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
12854 vect_transform_loop): Likewise.
12855 (vect_transform_stmt): Moved to tree-vect-transform.c.
12856 (vect_align_data_ref, vect_create_destination_var,
12857 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
12858 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
12859 vect_get_vec_def_for_operand, vect_init_vector,
12860 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
12861 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
12862 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
12863 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
12864 vect_do_peeling_for_loop_bound): Likewise.
12866 * tree-vect-analyze.c: New file.
12867 * tree-vect-transform.c: New file.
12869 2005-02-17 Jason Merrill <jason@redhat.com>
12871 PR mudflap/19319, c++/19317
12872 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
12875 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
12877 * doc/install.texi (Specific): Update link for Darwin-specific
12880 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
12882 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
12883 constant_boolean_node.
12885 2005-02-16 David Edelsohn <edelsohn@gnu.org>
12888 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
12889 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
12891 2005-02-16 Richard Henderson <rth@redhat.com>
12894 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
12896 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
12897 replace uses with Wtype_MAXp1_F.
12898 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
12899 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
12900 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
12901 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
12902 and HAVE_TFMODE as appropriate.
12903 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
12904 (__floatdisf): Likewise.
12905 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
12906 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
12907 (Wtype_MAXp1_F): New.
12908 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
12909 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
12911 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
12914 * arm.c (arm_apply_result_size): New function.
12915 * arm.h (APPLY_RESULT_SIZE): Define.
12916 * arm-protos.h (arm_apply_result_size): Add prototype.
12917 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
12918 (movxf): New expand.
12919 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
12920 (call_value_symbol): Remove predicate for operand 0.
12921 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
12922 (untyped_call): Rework to correclty return values for any type.
12923 (untyped_return): New expand.
12924 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
12926 2005-02-16 Stan Shebs <shebs@apple.com>
12928 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
12929 * config/rs6000/t-darwin8: New, for 64-bit multilib.
12931 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
12933 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
12934 configure settings on Solaris 7 and later.
12936 2005-02-16 Diego Novillo <dnovillo@redhat.com>
12938 PR tree-optimization/19865
12939 * tree-optimize.c (init_tree_optimization_passes): Run
12940 pass_may_alias after pass_sra.
12942 2005-02-16 Richard Henderson <rth@redhat.com>
12943 Stuart Hastings <stuart@apple.com>
12946 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
12947 Do nothing if debug info suppressed for this function.
12948 (dbxout_begin_function): Early exit if debug info suppressed for
12951 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
12954 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
12956 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12958 PR tree-optimization/19967
12959 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
12960 expand_builtin_strchr, expand_builtin_strrchr): Take a new
12961 argument TYPE. Adjust calls to fold_builtin_XXX.
12962 (expand_builtin, fold_builtin_1): Adjust calls to
12963 expand_builtin_XXX.
12964 (fold_builtin_strchr, fold_builtin_strpbrk,
12965 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
12966 result to a requested type TYPE.
12968 2005-02-16 Jakub Jelinek <jakub@redhat.com>
12970 PR middle-end/19857
12971 * fold-const.c (fold): Don't optimize (T)(x & cst) to
12972 (T)x & (T)cst if (T)cst overflows.
12973 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
12974 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
12976 2005-02-15 Jeff Law <law@redhat.com>
12978 * gcse.c (blocks_with_calls): New bitmap.
12979 (alloc_gcse_mem): Allocate it.
12980 (free_gcse_mem): Free it.
12981 (clear_modifY_mem_tables): Clear it.
12982 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
12983 when we encounter CALL_INSNs.
12984 (compute_transp, case MEM): Handle blocks with calls separate
12985 from blocks without calls. Use bitmap iterators rather than
12988 2005-02-15 Peter O'Gorman <peter@pogma.com>
12991 * mklibgcc.in (vis_hide): Use a temporary object file, not
12994 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
12997 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
12998 access optimization.
13000 2005-02-15 David Edelsohn <edelsohn@gnu.org>
13001 Alan Modra <amodra@bigpond.net.au>
13004 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
13005 (_xlqsub): Rename to __gcc_qsub.
13006 (_xlqmul): Rename to __gcc_qmul.
13007 (_xlqdiv): Rename to __gcc_qdiv.
13008 Provide versioned symbol aliases with old names.
13009 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
13010 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
13011 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
13012 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
13013 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
13015 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
13017 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
13018 Fold ~(A - 1) and ~(A + -1) to -A.
13020 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
13024 * config/host-linux.c (linux_gt_pch_use_address): Copy from
13025 config/pa/pa-host.c:pa_gt_pch_use_address.
13027 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
13029 * tree-vn.c (get_value_handle): Make sure that given an
13030 is_gimple_min_invariant expression, we always return it.
13032 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
13034 * passes.c (rest_of_handle_gcse): Fix a comment.
13036 2005-02-15 Jeff Law <law@redhat.com>
13038 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
13040 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
13041 (canon_list_insert, record_last_mem_set_info): Similarly.
13042 (clear_modify_mem_tables): Similarly.
13044 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
13046 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
13047 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
13048 config/mips/mips.md, config/rs6000/aix.h,
13049 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
13051 2005-02-15 Richard Henderson <rth@redhat.com>
13053 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
13054 call to be best_edge.
13056 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
13058 * basic-block.h: Adjust the prototype for find_basic_blocks.
13059 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
13060 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
13063 * flow.c (recompute_reg_usage): Remove all arguments.
13064 * passes.c (rest_of_compilation): Adjust the call to
13065 recompute_reg_usage.
13066 * rtl.h: Adjust the prototype for recompute_reg_usage.
13068 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
13070 * tree-dump.c (dump_files): Update to reflect new member
13072 (dump_register): Add new argument.
13074 (dump_switch_p_1): Check against glob name if doglob was passed.
13075 (dump_switch_p): Check against regular first, then glob if
13076 we didn't have any hits on the dump name.
13077 * tree-optimize.c (register_one_dump_file):
13078 Pass in glob name as well.
13079 * tree-pass.h (struct dump_file_info): Add glob
13082 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
13084 PR preprocessor/16323
13085 * doc/invoke.texi: Document that -Wendif-labels is on by default.
13087 2005-02-14 David Edelsohn <edelsohn@gnu.org>
13090 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
13091 (trunctfdf2_internal1): New.
13092 (trunctfdf2_internal2): Renamed from trunctfdf2.
13094 2005-02-14 Diego Novillo <dnovillo@redhat.com>
13096 PR tree-optimization/19853
13097 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
13099 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
13101 * passes.c (rest_of_handle_loop_optimize): Remove calls to
13102 delete_dead_jumptables and cleanup_cfg.
13104 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
13106 * reload.c (find_reloads): Swap address_reloaded flags when
13107 swapping commutative operands.
13109 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
13111 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
13112 Use standard_iv_increment_position for computing the bsi position
13114 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
13117 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
13120 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
13121 life range of hard registers.
13122 * value-prof.c (insn_prefetch_values_to_profile): Only
13125 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
13126 profile in libcalls.
13128 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
13130 * bitmap.h (bitmap_and_compl_into): Return bool.
13131 * bitmap.c (bitmap_and_compl_into): Return changed flag.
13133 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
13135 PR tree-optimization/19944
13136 * fold-const.c (fold): Re-add ABS_EXPR folding.
13138 2005-02-13 David Edelsohn <edelsohn@gnu.org>
13141 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
13142 {TARGET,MASK}_XL_COMPAT.
13143 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
13145 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
13146 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
13148 (rs6000_arg_partial_bytes): Same.
13149 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
13150 and XL compatibility enabled.
13151 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
13152 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
13153 test to final condition.
13154 (cmptf_internal2): New.
13155 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
13156 xl-compat. Add TFmode information to description.
13158 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
13160 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
13162 2005-02-13 Jason Merrill <jason@redhat.com>
13165 * fold-const.c (fold_indirect_ref_1): Split out from...
13166 (build_fold_indirect_ref): Here.
13167 (fold_indirect_ref): New fn.
13168 * tree.h: Declare it.
13169 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
13170 (gimplify_modify_expr_rhs): Likewise.
13171 (gimplify_expr): Likewise.
13173 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
13175 PR tree-optimization/14303
13176 PR tree-optimization/15784
13177 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
13178 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
13179 ABS_EXPR<x> != 0 to x != 0.
13181 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
13183 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
13184 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
13185 spelling conventions.
13187 * passes.c (rest_of_handle_gcse): Don't run cse_main and
13188 delete_trivially_dead_insns too many times.
13190 * passes.c (rest_of_handle_gcse): Remove dead assignments to
13193 2005-02-12 Ira Rosen <irar@il.ibm.com>
13195 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
13196 (vect_is_simple_iv_evolution): Remove redundant parameter
13198 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
13199 without last parameter.
13200 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
13201 Return pointer step. Call vect_is_simple_iv_evolution without
13202 last parameter. Check only that the step is multiple of size
13203 type. Remove stmt_vinfo updates.
13204 (vect_get_memtag_and_dr): Remove.
13205 (vect_get_memtag): New function.
13206 (vect_address_analysis): New function.
13207 (vect_object_analysis): New function.
13208 (vect_analyze_data_refs): Call vect_object_analysis and
13209 vect_get_memtag. Update stmt_vinfo fields.
13211 2005-02-12 Ira Rosen <irar@il.ibm.com>
13213 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
13214 exist and are objects. Remove checks for pointer.
13215 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
13216 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
13217 (vect_create_data_ref_ptr): Likewise.
13218 (vect_base_addr_differ_p): New function.
13219 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
13220 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
13221 Don't set the DR_BASE_NAME field of data-ref.
13222 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
13224 2005-02-12 Uros Bizjak <uros@kss-loka.si>
13226 * optabs.h (enum optab_index): Add new OTI_ldexp.
13227 (ldexp_optab): Define corresponding macro.
13228 * optabs.c (init_optabs): Initialize ldexp_optab.
13229 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
13231 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
13233 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
13234 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
13236 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
13237 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
13240 2005-02-12 Ira Rosen <irar@il.ibm.com>
13242 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
13244 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
13246 (vect_get_base_and_offset): Always return an address.
13247 (vect_create_addr_base_for_vector_ref): Remove treatment for
13248 different data reference types.
13249 (vect_compute_data_ref_alignment): Rename base to base_address in
13250 stmt_vec_info. Get the object in order to force its alignment.
13251 (vect_get_memtag_and_dr): Rename base to base_address in
13252 stmt_vec_info. Extract the object for memtag analysis.
13254 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
13256 PR regression/19898.
13257 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
13258 changes cc_status, use apply modified_in_p to part of cc_status
13259 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
13262 2005-02-11 Richard Henderson <rth@redhat.com>
13264 * tree-complex.c (expand_complex_libcall): New.
13265 (expand_complex_multiplication): Use it for c99 compliance.
13266 (expand_complex_division): Likewise.
13267 * fold-const.c (fold_complex_add, fold_complex_mult): New.
13269 * builtins.c (built_in_names): Remove const.
13270 * tree.c (build_common_builtin_nodes): Build complex arithmetic
13272 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
13273 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
13274 (built_in_names): Remove const.
13275 * c-common.c (c_common_type_for_mode): Handle complex modes.
13276 * flags.h, toplev.c (flag_complex_method): Rename from
13277 flag_complex_divide_method.
13278 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
13279 __mulsc3, __muldc3, __mulxc3, __multc3): New.
13280 * libgcc2.h: Declare them.
13281 * libgcc-std.ver: Export them.
13282 * mklibgcc.in (lib2funcs): Build them.
13284 2005-02-11 Steven Bosscher <stevenb@suse.de>
13286 PR tree-optimization/19876
13287 Partially revert my change from 2005-01-14
13288 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
13289 (compute_antic): ...and remove the loop here.
13291 2005-02-11 Jakub Jelinek <jakub@redhat.com>
13293 PR middle-end/19858
13294 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
13295 is number of inner's bits, avoid creating a BIT_FIELD_REF.
13297 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
13298 crtend.o if -pie. Use %{x:a;:b} spec syntax.
13300 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
13302 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
13303 offsets for the big-endian 32-bit case.
13305 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
13307 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
13309 2005-02-11 Dale Johannesen <dalej@apple.com>
13311 * cselib.c (cselib_process_insn): Clear out regs where
13312 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
13313 * reload.c (find_equiv_reg): Ditto.
13315 2005-02-11 Ian Lance Taylor <ian@airs.com>
13317 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
13320 * tree.c (build_function_type_list): Work correctly if there are
13323 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
13325 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
13326 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
13327 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
13328 TARGET_ZARCH instead of TARGET_64BIT.
13330 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
13332 * config/rs6000/t-rtems:
13333 (MULTILIB_OPTIONS): Remove mcpu=602.
13334 (MUTLILIB_DIRNAMES): Remove m602.
13335 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
13336 Let mcpu=602 match mcpu=603.
13337 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
13339 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13341 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
13342 signal trampolines.
13344 2005-02-10 David Daney <ddaney@avtrex.com>
13346 * config/alpha/linux-unwind.h: Add exception clause to copyright.
13347 * config/i386/linux-unwind.h: Likewise.
13348 * config/ia64/linux-unwind.h: Likewise.
13349 * config/mips/linux-unwind.h: Likewise.
13350 * config/pa/linux-unwind.h: Likewise.
13351 * config/rs6000/linux-unwind.h: Likewise.
13352 * config/s390/linux-unwind.h: Likewise.
13353 * config/sh/linux-unwind.h: Likewise.
13354 * config/sparc/linux-unwind.h: Likewise.
13356 2005-02-10 Steven Bosscher <stevenb@suse.de>
13358 PR tree-optimization/17549
13359 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
13360 TER to replace a DEF with its expression if the DEF and the
13361 rhs of the expression we replace into have the same root
13364 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
13366 * config/mips/mips.md: Fix the placement of the match_scratch in the
13369 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
13371 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
13374 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
13376 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
13377 (strip_offset): Handle addresses.
13378 (add_address_candidates): Use strip_offset.
13379 (difference_cost): Reflect strip_offset change.
13380 (force_var_cost, difference_cost): Strip nops.
13382 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
13384 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
13386 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
13387 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
13388 config/cris/cris-protos.h, config/cris/cris.c: Update
13391 2005-02-10 Jeff Law <law@redhat.com>
13393 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
13394 (lookup_avail_expr): Similarly.
13396 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
13398 * builtins.c (fold_builtin_powi): New function.
13399 (fold_builtin_1): Call it.
13401 2005-02-10 Steven Bosscher <stevenb@suse.de>
13403 PR documentation/19309
13404 * doc/cpp.texi: The __GNUC__ and related predefined macros
13405 are also defined for the "standalone" cpp.
13406 Some non-GCC compilers may also define __GNUC__.
13408 2005-02-10 Jakub Jelinek <jakub@redhat.com>
13411 * c-typeck.c (common_type): New routine. Old common_type renamed
13413 (c_common_type): ...this.
13414 (build_conditional_expr, build_binary_op): Use c_common_type instead
13417 2005-02-10 Steven Bosscher <stevenb@suse.de>
13419 * doc/md.texi: Replace @samp{length} with @code{length}.
13421 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
13423 PR tree-optimization/18687
13424 * tree-flow.h (find_loop_niter): Declare.
13425 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
13426 Try using scev even for loops with more than one exit.
13427 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
13428 (struct ivopts_data): Added niters field.
13429 (struct nfe_cache_elt): New.
13430 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
13432 (tree_ssa_iv_optimize_init): Initialize niters cache.
13433 (determine_number_of_iterations): Removed.
13434 (find_induction_variables): Do not call determine_number_of_iterations.
13435 Access niters for single exit through niter_for_single_dom_exit.
13436 (add_iv_outer_candidates): Access niters for single exit through
13437 niter_for_single_dom_exit.
13438 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
13439 number_of_iterations_cond.
13440 (iv_period): New function.
13441 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
13442 (may_replace_final_value): Take data argument. Use
13443 niter_for_single_dom_exit.
13444 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
13445 (rewrite_use_compare): Pass data to may_eliminate_iv.
13446 (rewrite_use_outer): Pass data to may_replace_final_value.
13447 (free_loop_data): Clean up the niters cache.
13448 (tree_ssa_iv_optimize_finalize): Free the niters cache.
13449 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
13450 * tree-ssa-loop-niter.c (find_loop_niter): New function.
13451 (find_loop_niter_by_eval): Use tree_int_cst_lt.
13452 (num_ending_zeros): Moved to tree.c.
13453 * tree.h (num_ending_zeros): Declare.
13454 * tree.c (num_ending_zeros): Moved from tree.c.
13456 2005-02-09 Richard Henderson <rth@redhat.com>
13458 * builtins.c (DEF_BUILTIN): Add COND argument.
13459 * tree.h (DEF_BUILTIN): Likewise.
13460 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
13461 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
13463 (DEF_BUILTIN_STUB): New.
13464 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
13465 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
13466 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
13467 * c-common.c (DEF_BUILTIN): Add COND argument.
13468 * tree.c (local_define_builtin): New.
13469 (build_common_builtin_nodes): New.
13471 2005-02-09 Roger Sayle <roger@eyesopen.com>
13473 * fold-const.c (fold_strip_sign_ops): New function to simplify a
13474 floating point expression ignoring the sign of the result.
13475 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
13476 (fold) <MULT_EXPR>: Use it to simplify x*x.
13477 * tree.h (fold_strip_sign_ops): Prototype here.
13478 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
13479 argument. Use fold_strip_sign_ops to simplify the first argument.
13480 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
13481 first argument when the second argument is an even integer
13482 constant, but only with -funsafe_math_optimizations.
13483 (fold_builtin_1): Update call to fold_builtin_copysign.
13485 2005-02-09 Ian Lance Taylor <ian@airs.com>
13487 PR middle-end/19583
13488 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
13489 just check whether EH_FILTER_FAILURE falls through.
13491 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
13493 * gcc/haifa-sched.c (schedule_block): Make queued sched group
13494 insns return to ready list in the next turn.
13496 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
13498 PR middle-end/19402
13499 * builtins.def: New __builtin_powi[lf].
13500 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
13501 (expand_builtin_powi): New function.
13502 (expand_builtin): Dispatch to expand_builtin_powi.
13503 * libgcc2.h: Add prototypes for __builtin_powi[lf].
13504 * libgcc2.c: Add __builtin_powi[lf] implementation.
13505 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
13506 * optabs.h: Add powi_optab.
13507 * optabs.c (init_optabs): Initialize powi_optab.
13508 * doc/extend.texi: Document __builtin_powi[lf].
13510 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
13512 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
13515 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
13517 PR middle-end/19854
13518 * fold-const.c (try_move_mult_to_index): Remove redundant
13519 type argument. Create ADDR_EXPR with correct type.
13520 (fold): Update callers of try_move_mult_to_index. Convert
13521 result to the appropriate type.
13523 2005-02-09 Roger Sayle <roger@eyesopen.com>
13526 * config/avr/avr.c (default_rtx_costs): Delete.
13527 (avr_operand_rtx_cost): New function.
13528 (avr_rtx_costs): Completely rewrite.
13530 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
13533 * config/cris/cris.c (in_code): New variable.
13534 (cris_output_addr_const): Now a static function, a wrapper for
13536 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
13537 case from old cris_output_addr_const.
13538 (cris_asm_output_label_ref): Similar for LABEL_REF.
13539 (cris_output_addr_const_extra): Similar for UNSPEC.
13540 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
13541 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
13542 * config/cris/cris-protos.h (cris_output_addr_const): Remove
13544 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
13545 (cris_asm_output_label_ref): Declare.
13547 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
13549 PR preprocessor/19801
13550 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
13551 filenames that changed when libcpp was moved to the toplevel.
13553 2005-02-07 Roger Sayle <roger@eyesopen.com>
13555 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
13556 zero extensions of BImode operands. Call lowpart_subreg instead
13557 of gen_lowpart_common and gen_lowpart_SUBREG.
13559 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
13562 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
13563 * configure.ac: Set cc_for_cross_gnattools.
13564 * configure: Regenerate.
13566 2005-02-08 Alan Modra <amodra@bigpond.net.au>
13569 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
13571 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13574 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
13575 of nested functions.
13577 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
13579 * doc/extend.texi: Document deprecated extensions allowing
13580 static floating-point members to have initializers and allowing
13581 floating-point literals in integral constant expressions.
13583 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
13585 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
13586 config/darwin7.h, config/mips/mips.c,
13587 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
13590 * cse.c: Update comments.
13592 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
13594 PR middle-end/19775
13595 * builtins.c (fold_builtin_sqrt): Transform
13596 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
13599 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
13600 Dorit Naishlos <dorit@il.ibm.com>
13602 * doc/invoke.texi (ftree-vectorizer-verbose): New.
13603 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
13604 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
13606 * tree.h (vect_set_verbosity_level): New extern function declaration
13608 * tree-vectorizer.h (verbosity_levels): New enum type.
13609 * tree-vectorizer.c (vect_debug_stats): Function removed.
13610 (vect_debug_details): Likewise.
13611 (vect_verbosity_level): Global variable was defined and initialized.
13612 (vect_dump): Global variable definition.
13613 (vect_print_dump_info): New function.
13614 (vect_set_dump_settings): New function.
13615 (vect_set_verbosity_level): New function.
13616 (vectorize_loops): Add call to vect_set_dump_settings.
13618 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
13619 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13620 (slpeel_tree_peel_loop_to_edge): Likewise.
13622 (vect_analyze_offset_expr): Call to vect_print_dump_info with
13623 appropriate verbosity level instead of call to vect_debug_details
13624 or vect_debug_stats.
13625 (vect_get_base_and_offset):
13626 (vect_create_addr_base_for_vector_ref):
13627 (get_vectype_for_scalar_type):
13628 (vect_create_data_ref_ptr):
13629 (vect_init_vector):
13630 (vect_get_vec_def_for_operand):
13631 (vect_finish_stmt_generation):
13632 (vectorizable_assignment):
13633 (vectorizable_operation):
13634 (vectorizable_store):
13635 (vectorizable_load):
13636 (vect_transform_stmt):
13637 (vect_update_ivs_after_vectorizer):
13638 (vect_do_peeling_for_loop_bound):
13639 (vect_update_inits_of_drs):
13640 (vect_do_peeling_for_alignment):
13641 (vect_transform_loop):
13642 (vect_is_simple_use):
13643 (vect_analyze_operations):
13644 (vect_is_simple_iv_evolution):
13645 (vect_analyze_scalar_cycles):
13646 (vect_analyze_data_ref_dependence):
13647 (vect_analyze_data_ref_dependences):
13648 (vect_compute_data_ref_alignment):
13649 (vect_enhance_data_refs_alignment):
13650 (vect_analyze_data_refs_alignment):
13651 (vect_analyze_data_ref_access):
13652 (vect_analyze_data_ref_accesses):
13653 (vect_analyze_pointer_ref_access):
13654 (vect_get_memtag_and_dr):
13655 (vect_analyze_data_refs):
13656 (vect_mark_relevant):
13657 (vect_stmt_relevant_p):
13658 (vect_mark_stmts_to_be_vectorized):
13659 (vect_can_advance_ivs_p):
13660 (vect_get_loop_niters):
13661 (vect_analyze_loop_form):
13662 (vect_analyze_loop):
13663 (vectorize_loops): Likewise.
13665 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
13666 (vect_update_inits_of_drs):
13667 (vect_do_peeling_for_alignment):
13668 (vect_transform_loop):
13669 (vect_analyze_operations):
13670 (vect_analyze_scalar_cycles):
13671 (vect_analyze_data_ref_dependences):
13672 (vect_analyze_data_refs_alignment):
13673 (vect_analyze_data_ref_accesses):
13674 (vect_analyze_data_refs):
13675 (vect_mark_stmts_to_be_vectorized):
13676 (vect_get_loop_niters):
13677 (vect_analyze_loop_form):
13678 (vect_analyze_loop): Likewise.
13679 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
13681 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
13685 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
13686 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
13687 either -ffast-math or -funsafe-math-optimizations is in use.
13689 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
13690 * config/mips/irix-csr.c: New file.
13691 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13692 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13693 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13696 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
13698 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
13699 redundant, incorrect definitions.
13701 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
13703 ("*tls_indirect_call"): New, reference hard regs directly.
13704 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
13706 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
13708 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
13709 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
13711 2005-02-06 Roger Sayle <roger@eyesopen.com>
13713 PR rtl-optimization/19800
13714 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
13715 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
13718 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
13720 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
13722 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
13725 * doc/invoke.texi: Correct documentation of -freorder-functions.
13727 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13730 * doc/invoke.texi: Don't mention gccbug.
13732 2005-02-06 Roger Sayle <roger@eyesopen.com>
13733 Andrew Pinski <pinskia@physics.uc.edu>
13734 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
13736 * simplify-rtx.c (simplify_relational_operation_1): Simplify
13737 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
13738 into just (zero_extract:SI FOO (const_int 1) BAR).
13740 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13742 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
13743 macro locally. Don't give last revision date. Use GCC version
13744 number from gcc-common.texi.
13745 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
13746 revision date. Use GCC version number from gcc-common.texi.
13747 Describe being a library as current state rather than as 3.x
13749 * doc/gcc.texi: Remove last update date.
13750 * doc/gccint.texi: Likewise. Update copyright dates.
13751 * doc/install.texi: Update copyright dates.
13753 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13756 * doc/invoke.texi: Mention for each option included in -Wall that
13757 it is included in -Wall.
13758 * doc/gcc.texi: Update copyright and last modification date.
13760 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13762 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
13763 unnecessary cast to original induction variable increments.
13765 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13767 PR tree-optimization/18219
13768 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
13769 in distributed form.
13771 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
13773 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
13774 Set bitpos and offset later in the function. Do nothing if the
13775 target is a register and if the bitfield lies completely outside
13777 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
13778 here. Return an uninitialised register if the source value is stored
13779 in a register and the bitfield lies completely outside that register.
13781 2005-02-06 Steven Bosscher <stevenb@suse.de>
13783 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
13786 2005-02-06 Marcin Dalecki <martin@dalecki.de>
13788 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
13790 2005-02-06 Geoffrey Keating <geoffk@apple.com>
13792 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
13793 * config/darwin8.h: New.
13794 * config/darwin7.h: Update comment.
13796 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
13797 Dorit Naishlos <dorit@il.ibm.com>
13799 * tree-vectorizer.h (LOC): New type.
13800 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
13801 (loop_line_number): New field in struct _loop_vec_info.
13802 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
13804 * tree-vectorizer.c (input.h): Included.
13805 (find_loop_location): New function.
13806 (vect_debug_stats): Argument changed from loop to LOC. Computation of
13807 loop line number removed.
13808 (vect_debug_details): Likewise.
13809 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
13811 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
13812 call to vect_debug_details/stats changed from loop to loop_loc.
13813 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13814 (slpeel_tree_peel_loop_to_edge): Likewise.
13816 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
13817 changed from NULL to UNKNOWN_LOC.
13818 (vect_get_base_and_offset):
13819 (vect_create_addr_base_for_vector_ref):
13820 (get_vectype_for_scalar_type):
13821 (vect_create_data_ref_ptr):
13822 (vect_init_vector):
13823 (vect_get_vec_def_for_operand):
13824 (vect_finish_stmt_generation):
13825 (vectorizable_assignment):
13826 (vectorizable_operation):
13827 (vectorizable_store):
13828 (vectorizable_load):
13829 (vect_transform_stmt):
13830 (vect_update_ivs_after_vectorizer):
13831 (vect_do_peeling_for_loop_bound):
13832 (vect_do_peeling_for_alignment):
13833 (vect_transform_loop):
13834 (vect_is_simple_use):
13835 (vect_analyze_operations):
13836 (vect_is_simple_iv_evolution):
13837 (vect_analyze_scalar_cycles):
13838 (vect_analyze_data_ref_dependences):
13839 (vect_compute_data_ref_alignment):
13840 (vect_enhance_data_refs_alignment):
13841 (vect_analyze_data_ref_access):
13842 (vect_analyze_data_ref_accesses):
13843 (vect_analyze_pointer_ref_access):
13844 (vect_get_memtag_and_dr):
13845 (vect_analyze_data_refs):
13846 (vect_mark_relevant):
13847 (vect_stmt_relevant_p):
13848 (vect_mark_stmts_to_be_vectorized):
13849 (vect_can_advance_ivs_p):
13850 (vect_get_loop_niters):
13851 (vect_analyze_loop):
13852 (vectorize_loops): Likewise.
13854 (vectorizable_load): Argument in call to vect_debug_details/stats
13855 changed from loop to LOOP_LOC (loop_vinfo).
13856 (vect_transform_loop):
13857 (vect_analyze_operations):
13858 (vect_analyze_scalar_cycles):
13859 (vect_analyze_data_ref_dependence):
13860 (vect_enhance_data_refs_alignment):
13861 (vect_analyze_data_ref_accesses):
13862 (vect_analyze_pointer_ref_access):
13863 (vect_analyze_data_refs):
13864 (vect_analyze_loop): Likewise.
13866 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
13867 changed from loop to loop_loc.
13869 (vect_enhance_data_refs_alignment): Removed unused variable loop.
13871 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
13872 Dorit Naishlos <dorit@il.ibm.com>
13874 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
13876 (vect_analyze_data_ref_dependences): Likewise.
13878 (vect_is_simple_use): Argument changed from loop structure to
13879 loop_vect_info structure.
13880 (vect_can_advance_ivs_p): Likewise.
13881 (vect_create_index_for_vector_ref): Likewise.
13882 (vect_update_ivs_after_vectorizer): Likewise.
13883 (new_stmt_vec_info): Likewise.
13885 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
13886 changed from loop to loop_vinfo.
13887 (vect_create_data_ref_ptr): First argument in call to
13888 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
13889 (vectorizable_assignment): Second argument in call to vect_is_simple_use
13890 was changed from loop to loop_vinfo.
13891 (vectorizable_operation): Likewise.
13892 (vectorizable_store): Likewise.
13893 (vect_mark_stmts_to_be_vectorized): Likewise.
13894 (vect_do_peeling_for_loop_bound): First argument in call to
13895 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
13896 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
13897 was changed from loop to loop_vinfo.
13898 (vect_analyze_data_ref_dependences): Third argument in call to
13899 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
13901 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
13902 (vect_create_data_ref_ptr): Likewise.
13903 (vect_init_vector): Likewise.
13904 (vect_get_vec_def_for_operand): Likewise.
13905 (vectorizable_assignment): Likewise.
13906 (vectorizable_operation): Likewise.
13907 (vectorizable_store): Likewise.
13908 (vectorizable_load): Likewise.
13909 (vect_update_ivs_after_vectorizer): Likewise.
13910 (vect_is_simple_use): Likewise.
13911 (vect_analyze_data_ref_dependence): Likewise.
13912 (vect_analyze_pointer_ref_access): Likewise.
13913 (vect_can_advance_ivs_p): Likewise.
13915 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
13916 before _stmt_vec_info.
13917 (_stmt_vec_info): Loop field replaced by loop_vec_info.
13918 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
13919 (new_stmt_vec_info): Argument changed from loop structure to
13920 loop_vect_info structure
13922 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
13923 (vect_analyze_offset_expr): Avoid 80 columns overflow.
13924 (vect_create_addr_base_for_vector_ref): Likewise.
13925 (vect_analyze_pointer_ref_access): Likewise.
13927 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
13930 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
13931 phi flag if the phi is abnormal.
13933 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
13936 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
13937 information for the new statement.
13939 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
13942 * gcc.c (main): Include the target in -v output.
13944 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
13946 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
13947 Do not drop the extend if we'd have to add a paradoxical subreg
13948 later. Include optabs.h and insn-codes.h.
13949 * Makefile.in (combine.o): Depend on $(OPTABS_H).
13951 2005-02-02 Roger Sayle <roger@eyesopen.com>
13953 PR middle-end/19405
13954 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
13955 * fold-const.c (const_binop): Avoid constant folding floating
13956 point operations in modes that use composite representations.
13957 * simplify-rtx.c (simplify_binary_operation): Likewise.
13959 2005-02-02 Geoffrey Keating <geoffk@apple.com>
13961 * config/rs6000/altivec.md (altivec_dst): Make the first operand
13963 (altivec_dstt): Likewise.
13964 (altivec_dstst): Likewise.
13965 (altivec_dststt): Likewise.
13966 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
13969 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13971 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
13972 EXPR_LOCUS from orig_cond to the new cond_stmt.
13973 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
13976 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13978 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
13979 standard_iv_increment_position. Remove call to bsi_next
13980 (no need to bump the iterator anymore).
13981 (vect_create_index_for_vector_ref): Call
13982 standard_iv_increment_position. Remove second function argument.
13983 (vect_finish_stmt_generation): Remove call to bsi_next
13984 (no need to bump the iterator anymore).
13985 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
13986 to vect_create_index_for_vector_ref.
13988 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13990 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
13991 phis are used out of the loop.
13993 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
13996 * c-decl.c (undef_nested_function): New variable.
13997 (pop_scope): Diagnose undefined nested functions.
13998 (finish_function): Don't attempt cgraph processing or genericizing
13999 if current top-level function contained an undefined nested
14000 function. Reset undef_nested_function at the end of a top-level
14003 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
14005 * tree.c (build_int_cst_type): Take sign of the value into account
14006 when deciding whether sign extend the value.
14008 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
14011 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
14012 (cpp_options, cc1_options): Change %{std*&ansi} to
14013 %{std*&ansi&trigraphs}.
14015 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
14017 * cse.c: Update comments.
14019 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
14021 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
14022 arguments go on the stack. Do not put complex doubles in odd/even
14025 2005-02-02 Steven Bosscher <stevenb@suse.de>
14027 * doc/invoke.texi: Update the options enabled at -O1, -O2,
14028 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
14029 -ftree-pre, and -fthread-jumps.
14031 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
14033 PR tree-optimization/19578
14034 * tree-flow.h (modified_noreturn_calls): Declare.
14035 (noreturn_call_p): Declare.
14036 * tree-flow-inline.h (noreturn_call_p): New function.
14037 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
14038 * tree-cfg.c (modified_noreturn_calls): New variable.
14039 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
14040 that contain a mid-block noreturn call.
14041 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
14043 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
14045 * df.c (df_def_record_1, df_uses_record): Don't use
14047 * df.h (DF_FOR_REGALLOC): Remove.
14049 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
14052 * c-typeck.c (really_start_incremental_init): Reset
14053 constructor_max_index for arrays of incomplete type.
14055 2005-02-02 Jeff Law <law@redhat.com>
14057 * gcse.c (struct reg_set): Store the block index where the register
14058 was set rather than the setting insn.
14059 (record_one_set, compute_transp): Corresponding changes.
14060 (pre_insert_copy_insn): Do not call replace_one_set.
14061 (replace_one_set): Remove.
14063 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
14066 * doc/gcov.texi: Fix typo.
14068 2005-02-01 Richard Henderson <rth@redhat.com
14071 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
14072 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
14074 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
14075 * config/i386/i386-protos.h: Update.
14077 2005-02-01 Steven Bosscher <stevenb@suse.de>
14079 PR tree-optimization/19217
14080 * tree-cfg.c (verify_expr): Use the data field to see if TP was
14081 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
14082 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
14083 that it is walking a PHI node.
14085 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
14087 * doc/extend.texi (Nested Functions): Update.
14089 2005-02-01 Richard Henderson <rth@redhat.com>
14092 * optabs.c (expand_copysign_absneg): Export.
14093 * optabs.h (expand_copysign_absneg): Declare.
14094 * config/rs6000/rs6000.md (copysigntf3): New.
14096 2005-02-01 Diego Novillo <dnovillo@redhat.com>
14098 PR tree-optimization/19633
14099 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
14100 * tree-ssa-alias.c (init_alias_info): Initialize.
14101 (merge_pointed_to_info): Set.
14102 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
14103 (dump_points_to_info_for): Show value of pt_null.
14104 (struct count_ptr_d): Declare.
14105 (find_ptr_dereference): Remove.
14106 (ptr_is_dereferenced_by): Remove.
14107 (count_ptr_derefs): New local function.
14108 (count_uses_and_derefs): New local function.
14109 (compute_points_to_and_addr_escape): Call it. If the number
14110 of dereferences is greater than zero, mark the pointer as
14111 dereferenced. If there are fewer dereferences than uses of
14112 the pointer, the pointer's value escapes.
14114 2005-02-01 Diego Novillo <dnovillo@redhat.com>
14116 PR tree-optimization/19670
14117 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
14119 (verify_use): ... set it here, instead.
14121 2005-02-01 Janis Johnson <janis187@us.ibm.com>
14123 * doc/sourcebuild.texi (Test directives): Fix formatting.
14125 * doc/sourcebuild.texi (Test directives): Describe selector
14128 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
14130 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
14131 specific 64-bit CPUs.
14133 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
14136 * arm.c (arm_eliminable_register): New function.
14137 (adjacent_mem_locations): Don't allow eliminable registers. Use
14138 HOST_WIDE_INT for address offsets.
14139 * arm-protos.h (arm_eliminable_register): Add prototype.
14141 2005-02-01 Steven Bosscher <stevenb@suse.de>
14143 PR optimization/15242
14144 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
14145 * basic-block.h (duplicate_computed_gotos): Add prototype.
14146 * bb-reorder.c (duplicate_computed_gotos): New function to
14147 duplicate sufficiently small blocks ending in a computed jump.
14148 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
14149 if not optimizing for size.
14150 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
14151 never do tail merging for blocks ending in a computed jump.
14152 * doc/invoke.texi: Document the max-goto-duplication-insns param.
14154 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
14156 Patch from Richard Sandiford <rsandifo@redhat.com>
14157 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
14158 from inheriting a subreg equivalence with a non-spill register.
14160 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
14162 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
14164 * config/frv/frv.c (movcc_fp_destination_operand): New.
14165 (gpr_or_memory_operand): Fix typo in comment.
14166 (gpr_or_memory_operand_with_scratch): New.
14167 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
14168 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
14169 movcc_fp_destination_operand.
14170 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
14171 Legitimize memory addresses using a scratch register.
14173 2005-01-31 Jeff Law <law@redhat.com>
14175 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
14176 bitmap a sparse bitmap instead of a simple bitmap.
14177 (mark_def_sites_initialize_block): Corresponding changes.
14178 (ssa_mark_def_sites_initialize_block): Likewise.
14179 (ssa_mark_phi_uses): Likewise.
14180 (mark_def_site, ssa_mark_def_sites): Likewise.
14181 (mark_def_site_blocks): Likewise.
14182 (rewrite_ssa_into_ssa): Likewise.
14184 * tree-ssa-dom.c (record_cond): Pass correct variable type
14185 for last argument to htab_find_slot_with_hash.
14187 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
14188 effects when optimizing 0 % X. Do not try to optimize X % 0.
14190 2005-01-31 James E. Wilson <wilson@specifixinc.com>
14192 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
14195 2005-02-01 Eric Christopher <echristo@redhat.com>
14197 * config/mips/mips.c (override_options): Warn if -mint64
14199 * doc/invoke.texi (MIPS Options): Document that -mint64 is
14202 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
14204 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
14206 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
14207 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
14208 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
14209 (cached_regno): Initialize to INVALID_REGNUM.
14210 (cse_reg_info_table_size,
14211 cse_reg_info_table_first_uninitialized,
14212 cse_reg_info_timestamp): New.
14213 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
14215 (init_cse_reg_info, get_cse_reg_info_1): New.
14216 (get_cse_reg_info): Cache the last look-up.
14217 (new_basic_block): Update the code to clear mappings from
14218 registers to cse_reg_info entries.
14219 (cse_main): Call init_cse_reg_info.
14221 * cse.c (get_cse_reg_info): Update a comment.
14223 2005-01-31 Steven Bosscher <stevenb@suse.de>
14226 * c-decl.c (start_decl): Do not warn about arrays of elements with
14227 an incomplete type here.
14228 (grokdeclarator): Do it here by making a pedwarn an error.
14229 * c-typeck.c (push_init_level): If there were previous errors with
14230 the constructor type, do not warn about braces for initializers.
14231 (process_init_element): Likewise for excess initializer elements.
14233 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
14235 * cse.c (delete_trivially_dead_insn): Don't iterate.
14237 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
14239 * config/rs6000/rs6000.md (copysignsf3): New expand.
14240 (copysigndf3): Likewise.
14242 2005-01-31 Steven Bosscher <stevenb@suse.de>
14244 * recog.c (constrain_operands): Only look for earlyclobber operand
14245 conflicts if an '&' constraint was seen.
14247 2005-01-31 Marc Espie <espie@openbsd.org>
14249 * config.gcc: Don't include embedded systems fragment, switches default
14250 debugging format to ELF.
14251 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
14252 longer pick it up there.
14254 2005-01-31 Dale Johannesen <dalej@apple.com>
14256 * doc/extend.texi (nested functions): Fix linkage description.
14257 Clarify that static is not allowed.
14259 2005-01-31 Dale Johannesen <dalej@apple.com>
14261 * config/rs6000/darwin.md (movsf_low_di): Make work.
14262 (movdf_low_di): Make work.
14264 2005-01-31 Dale Johannesen <dalej@apple.com>
14266 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
14267 Make work for 64 bit.
14269 2005-01-31 Roger Sayle <roger@eyesopen.com>
14270 Dale Johannesen <dalej@apple.com>
14272 PR middle-end/19650
14273 * fold-const.c (fold_binary_op_with_conditional_arg):
14274 Make types match original operands, before STRIP_NOPS.
14276 2005-01-31 Alan Modra <amodra@bigpond.net.au>
14278 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
14279 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
14280 (struct gcc_sigcontext): Delete. Merge contents to..
14281 (struct gcc_ucontext): ..here.
14282 (get_sigcontext): Delete.
14283 (get_regs): New function, like get_sigcontext but return regs ptr.
14284 64-bit version finds regs from r1 to support vdso.
14285 (ppc_linux_aux_vector): New function.
14286 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
14289 2005-01-31 Ira Rosen <irar@il.ibm.com>
14291 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
14293 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
14294 redundant fold. Fix misalignment for MINUS_EXPR.
14295 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
14296 (vect_analyze_pointer_ref_access): Likewise.
14297 (vect_get_memtag_and_dr): Likewise.
14299 2005-01-31 Richard Henderson <rth@redhat.com>
14301 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
14302 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
14303 absnegdf2_i387, absnegxf2_i387): Likewise.
14305 2005-01-31 Richard Henderson <rth@redhat.com>
14308 * optabs.c (expand_copysign_absneg): New.
14309 (expand_copysign_bit): Split out from ...
14310 (expand_copysign): ... here. Use expand_copysign_absneg.
14312 2005-01-30 Roger Sayle <roger@eyesopen.com>
14314 PR middle-end/19697
14315 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
14316 constant as the second operand and a register as the third.
14318 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
14321 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
14322 that dllimport'd functions do not use all call-clobbered registers
14323 to pass parameters.
14325 2005-01-30 Richard Henderson <rth@redhat.com>
14328 * optabs.c (expand_absneg_bit): Split out from expand_unop and
14329 expand_abs_nojump and generalize. Use operand_subword and
14330 emit_no_conflict_block. Support large modes.
14331 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
14333 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
14334 negation to subtraction.
14335 (expand_copysign): Check that the format has signed zeros.
14336 Use operand_subword and emit_no_conflict_block. Support large modes.
14338 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
14340 Fix PR tree-optimization/19624
14342 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
14343 * tree-ssa-pre.c: Add cfgloop.h.
14345 (pre_stats): New member, constified.
14346 (inserted_exprs): New static variable.
14347 (NECESSARY): New macro.
14348 (create_expression_by_pieces): Fold the expression, and
14349 mark it as defaulting to not necessary. Also put in
14351 (fully_constant_expression): New function.
14352 (insert_into_preds_of_block): Modify to not insert phis when we
14353 are playing with induction variables.
14354 Push phis onto the inserted_exprs vector, and mark them as not
14355 necessary by default.
14356 (insert_aux): Call fully_constant_expression on eprime.
14357 If all edges produce the same value, mark it constant.
14358 (mark_operand_necessary): New function.
14359 (remove_dead_inserted_code): New function.
14360 (init_pre): Init loop optimizer to get loop info.
14361 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
14362 (execute_pre): Commit edge inserts, then remove dead code.
14364 2005-01-30 Richard Henderson <rth@redhat.com>
14366 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
14367 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
14369 2005-01-30 Richard Henderson <rth@redhat.com>
14372 * config/i386/i386.c (ix86_expand_copysign): New.
14373 (ix86_split_copysign_const): New.
14374 (ix86_split_copysign_var): Rename from ix86_split_copysign,
14375 rearrange op1/nmask operands.
14376 * config/i386/i386-protos.h: Update.
14377 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
14378 (copysigndf3): Likewise.
14379 (copysignsf3_const, copysigndf3_const): New.
14380 (copysignsf3_var): Rename from copysignsf3, split out splitter
14381 and fix split predicate for X constraint.
14382 (copysigndf3_var): Similarly.
14384 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
14386 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
14387 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
14388 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
14390 2005-01-29 Richard Henderson <rth@redhat.com>
14393 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
14394 of # and * in constraints.
14396 2005-01-29 Richard Henderson <rth@redhat.com>
14398 PR middle-end/19689
14399 * expr.c (store_field): Don't strip sub-mode cast when the input
14400 data is even smaller.
14402 2005-01-29 Richard Henderson <rth@redhat.com>
14404 PR middle-end/19687
14405 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
14408 2005-01-29 Richard Henderson <rth@redhat.com>
14410 * combine.c (make_field_assignment): Fix argument order
14413 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
14415 PR tree-optimization/15791
14416 * fold-const.c (extract_array_ref): New function.
14417 (fold): Fold comparisons between &a[i] and &a[j] or
14418 semantically equivalent trees.
14420 2005-01-29 Jeff Law <law@redhat.com>
14422 * gcse.c (insert_expr_in_table): Revamp handling of available
14423 and anticipatable occurrence lists to avoid unnecessary list
14425 (insert_set_in_table): Similarly.
14427 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
14429 * c-common.c (fix_string_type): Just use c_build_qualified_type to
14431 (c_build_qualified_type): Build qualified array types with
14432 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
14433 * c-decl.c (c_make_fname_decl): Build unqualified array type
14434 before qualified type.
14435 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
14436 type is qualified, not just if type itself is. Don't apply
14437 qualifiers to array type when declarator is processed. Apply
14438 qualifiers to field type whether or not it is an array type.
14439 Don't handle array types specially for applying qualifiers to
14441 * c-typeck.c (composite_type): Build unqualified element type and
14442 array type when forming composite of array types.
14443 (common_pointer_type, comptypes, comp_target_types,
14444 type_lists_compatible_p, build_indirect_ref, build_array_ref,
14445 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
14447 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
14448 (args2) in variables a1 and a2.
14450 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
14452 * cse.c (n_elements_made, max_elements_made): Remove.
14453 (insert): Don't touch n_elements_made.
14454 (cse_main): Don't touch n_elements_made or max_elements_made.
14456 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
14459 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
14460 configuration part of dp-bit.c to be lost.
14462 2005-01-28 Roger Sayle <roger@eyesopen.com>
14464 * expmed.c (expand_mult_highpart_optab): When attempting to use
14465 a non-widening multiplication in a wider mode, the operands need
14466 to be converted (zero or sign extended) to that mode.
14468 2005-01-28 Ian Lance Taylor <ian@airs.com>
14470 PR middle-end/16558
14471 PR middle-end/19583
14472 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
14473 through if both operands fall through.
14475 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
14477 * cse.c (fold_rtx) <PC>: Don't optimize.
14479 2005-01-28 Jeff Law <law@redhat.com>
14481 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
14482 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
14484 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
14486 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
14487 cse_reg_info_used_list_end): Remove.
14488 (cse_reg_info_list, cse_reg_info_list_free): New.
14489 (get_cse_reg_info): When allocating an instance of
14490 cse_reg_info, add it to the beginning of the cse_reg_info_list
14491 list. Remove code to maintain cse_reg_info_used_list.
14492 (new_basic_block): Reset the free list to the beginning of
14495 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
14497 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
14498 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
14499 (frv_expand_mdpackh_builtin): New function.
14500 (frv_expand_builtin): Use it to expand __MDPACKH.
14501 * doc/extend.texi (__MDPACKH): Update documentation.
14503 2005-01-28 Uros Bizjak <uros@kss-loka.si>
14505 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
14506 SSE_FLOAT_MODE_P for use_sse computation.
14508 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
14511 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
14513 2005-01-27 Richard Henderson <rth@redhat.com>
14515 * builtins.c (expand_builtin_copysign): New.
14516 (expand_builtin): Call it.
14517 * genopinit.c (optabs): Add copysign_optab.
14518 * optabs.c (init_optabs): Initialize it.
14519 (expand_copysign): New.
14520 * optabs.h (OTI_copysign, copysign_optab): New.
14521 (expand_copysign): Declare.
14523 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
14524 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
14526 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
14527 (ix86_expand_fp_absneg_operator): ... here.
14528 (ix86_split_copysign): New.
14529 * config/i386/i386-protos.h: Update.
14530 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
14531 (copysignsf3, copysigndf3): New.
14533 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
14534 (copysignsf3, ncopysignsf3): New.
14535 (copysigndf3, ncopysigndf3): New.
14536 (copysignxf3, ncopysignxf3): New.
14537 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
14539 2005-01-27 Arend Bayer <arend.bayer@web.de>
14540 Kazu Hirata <kazu@cs.umass.edu>
14542 * cse.c: (find_best_addr): Don't call copy_rtx before calling
14543 fold_rtx. Save cost recomputation if fold_rtx did nothing.
14544 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
14547 2005-01-27 Jeff Law <law@redhat.com>
14549 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
14550 definitions of SSA_NAMEs which are not being rewritten.
14551 (rewrite_ssa_into_ssa): Only initialize the current definition
14552 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
14553 If checking is enabled, assert that SSA_NAME_AUX is clear for all
14554 SSA_NAMEs before returning.
14556 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
14558 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
14559 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
14560 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
14561 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
14562 config/mips/iris6.h, config/sh/sh.c: Update copyright.
14564 2005-01-27 Steven Bosscher <stevenb@suse.de>
14566 PR middle-end/17278
14567 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
14568 higher to -O2 and higher. Likewise for tree PRE.
14569 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
14572 2005-01-27 Ian Lance Taylor <ian@airs.com>
14574 PR middle-end/19583
14575 * gimple-low.c (try_catch_may_fallthru): New static function.
14576 (block_may_fallthru): Handle TRY_CATCH_EXPR.
14577 * tree-inline.c (expand_call_inline): Don't warn about reaching
14578 the end of a non-void function being inlined if the function uses
14581 2005-01-27 Jakub Jelinek <jakub@redhat.com>
14583 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
14586 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
14587 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
14588 (implicitly_declare): Handle error_mark_node.
14590 2005-01-27 Richard Henderson <rth@redhat.com>
14593 * tree.h (struct tree_decl): Add debug_expr_is_from.
14594 (DECL_DEBUG_EXPR_IS_FROM): New.
14595 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
14596 * dwarf2out.c (dwarf2out_var_location): Update to match.
14597 * tree-outof-ssa.c (create_temp): Likewise.
14598 * var-tracking.c (track_expr_p): Likewise.
14599 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
14600 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
14601 * toplev.c (default_tree_printer): Likewise.
14603 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
14605 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
14606 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
14608 2005-01-27 Steven Bosscher <stevenb@suse.de>
14610 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
14611 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
14612 ASM_CLOBBERS): Add tree checks.
14614 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
14615 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
14616 * c-common.def (SWITCH_STMT): Update to match.
14617 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
14618 macros instead of SWITCH_EXPR ones.
14619 * c-dump.c (c_dump_tree): Likewise.
14620 * c-gimplify.c (gimplify_switch_stmt): Likewise.
14621 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
14623 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
14625 2005-01-27 Alan Modra <amodra@bigpond.net.au>
14627 * unwind-dw2.c (execute_stack_op): Add missing cases for
14628 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
14630 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
14632 * config.gcc (Obsolete configurations): Remove 'dummy', add
14633 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
14636 2005-01-26 Diego Novillo <dnovillo@redhat.com>
14638 PR tree-optimization/19633
14639 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
14641 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
14642 are no call-clobbered variables.
14643 * tree-outof-ssa.c (check_replaceable): Return false for calls
14646 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
14648 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
14649 even for variables with NULL DECL_INITIAL.
14651 2005-01-26 Stuart Hastings <stuart@apple.com>
14653 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
14655 2005-01-26 Richard Henderson <rth@redhat.com>
14657 PR middle-end/18008
14658 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
14660 * expr.c (store_field): Strip conversions to odd-bit-sized types
14661 if the destination field width matches.
14663 2005-01-26 Richard Henderson <rth@redhat.com>
14665 * c-decl.c, expmed.c, expr.c: Revert last change.
14667 2005-01-26 Richard Henderson <rth@redhat.com>
14669 PR middle-end/18008
14670 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
14672 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
14673 if we don't need the bits above those present in the current mode.
14674 * expr.c (store_field): Strip conversions to odd-bit-sized types
14675 if the destination field width matches.
14677 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
14679 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
14680 either -ffast-math or -funsafe-math-optimizations is in use.
14682 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
14686 * config/avr/avr.c (notice_update_cc): Only set condition code for
14687 ashrqi3 if shift count > 0.
14688 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
14689 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
14690 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
14691 count <= 0 as a no-op, and shift count >= width by copying zero
14692 or sign bit to all bits of the result.
14693 * config/avr/avr.md (all shifts): Add alternatives for zero shift
14694 count, with attribute "length" set to 0 and "cc" set to "none".
14696 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
14698 * doc/invoke.texi: Document -mTLS.
14700 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
14701 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
14702 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
14703 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
14704 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
14705 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
14706 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
14707 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
14709 * configure.ac: Check for a TLS capable gas.
14711 * configure: Regenerate.
14713 2005-01-26 Richard Henderson <rth@redhat.com>
14715 PR middle-end/18008
14716 * combine.c (make_field_assignment): Simplify store to zero_extract
14717 from a source with an overlapping mask.
14719 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
14721 2004-11-11 Eric Christopher <echristo@redhat.com>
14723 * config/frv/frv.md: Add fr400_integer automaton. Don't
14724 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
14727 2005-01-26 Steven Bosscher <stevenb@suse.de>
14729 PR middle-end/16585
14730 * cfgbuild.c (make_edges): Do not clear or set
14731 current_function_has_computed_jump.
14732 * function.h (struct function): Remove the has_computed_jump field.
14733 (current_function_has_computed_jump): Do not define.
14734 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
14735 in a computed jump. Ignore current_function_has_computed_jump.
14737 2005-01-26 Richard Henderson <rth@redhat.com>
14739 PR middle-end/19515
14740 * expr.c (categorize_ctor_elements): New argument p_must_clear.
14741 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
14743 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
14744 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
14745 objects into static storage if they have more than one non-zero value.
14746 * tree.h (categorize_ctor_elements): Update decl.
14748 2005-01-26 Steven Bosscher <stevenb@suse.de>
14750 PR middle-end/19616
14751 * tree.h (CALL_EXPR_TAILCALL): Add comment.
14752 * calls.c (check_sibcall_argument_overlap_1): Revert the change
14753 to this function from 2004-07-10.
14754 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
14755 the current function for tail call optimizations if the address
14756 of one of it its arguments is taken.
14758 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
14760 * cse.c (fold_rtx): Call equiv_constant only when necessary.
14762 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
14764 * function.c (expand_function_end): If current_function_calls_alloca,
14765 emit stack restore in a place that is reached when the function falls
14766 through at the end.
14768 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
14770 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
14771 rule to avoid matching inappropriate suffix rule.
14773 2005-01-26 Jan Hubicka <jh@suse.cz>
14775 PR tree-optimization/19241
14776 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
14778 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
14780 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
14781 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
14783 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
14784 <sim*>: Always use crt1.o, regardless of N in simN.
14785 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14786 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
14787 (CRT_CALL_STATIC_FUNCTION): Remove.
14788 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
14789 use crt1.o, regardless of N in simN.
14790 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14791 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
14792 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
14793 case isystem setting.
14794 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
14796 2005-01-25 Ian Lance Taylor <ian@airs.com>
14798 * gimple-low.c (block_may_fallthru): Correct handling of
14799 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
14801 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
14803 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
14804 handlers to match indentation; nested under the mtune=* handler.
14805 Similar for mcpu= and march=.
14807 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
14809 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
14810 * config/mips/linux64.h (LIB_SPEC): Likewise.
14811 * config/mn10300/linux.h (LIB_SPEC): Likewise.
14812 * config/sh/linux.h (LIB_SPEC): Likewise.
14814 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
14816 * config/frv/frv.c (frv_legitimize_tls_address): New.
14817 (TARGET_HAVE_TLS): Define.
14818 (FRV_SYMBOL_REF_TLS_P): Define.
14819 (frv_override_options): Handle new register classes.
14820 (frv_legitimate_address_p): Reject tls addresses.
14821 (frv_legitimize_address): Handle TLS addresses.
14822 (gen_inlined_tls_plt): New.
14823 (gen_tlsmoff): New.
14824 (frv_legitimize_tls_address): New.
14825 (unspec_got_name): Add TLS entries.
14826 (got12_operand): Add R_FRV_TLSMOFF12 case.
14827 (frv_emit_move): Fixup TLS addresses.
14828 (frv_emit_movsi): Legitimize TLS addresses.
14830 * config/frv/frv.h (MASK_BIG_TLS): New.
14831 (TARGET_BIG_TLS): New.
14832 (HAVE_AS_TLS): Define.
14833 (TARGET_SWITCHES): Add -mTLS and -mtls options.
14834 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
14835 (REG_CLASS_NAMES): Same.
14836 (REG_CLASS_CONTENTS): Same.
14837 (CONSTRAINT_LEN): New.
14838 (REG_CLASS_FROM_CONSTRAINT): New.
14839 (PREDICATE_CODES): Add symbolic_operand.
14841 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
14842 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
14843 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
14844 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
14845 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
14846 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
14847 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
14848 GR9_REG, GR14_REG, LRREG.
14849 (type): Add load_or_call attribute.
14850 ("load_or_call"): New reservation.
14851 ("call_gettlsoff"): New.
14852 ("tls_indirect_call"): New.
14853 ("tls_load_gottlsoff12"): New.
14854 ("tlsoff_hilo"): New.
14855 ("tls_tlsdesc_ldd"): New.
14856 ("tls_tlsoff_ld"): New.
14859 * config/frv/frv-protos.h (symbolic_operand): Protoize.
14861 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
14863 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
14864 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
14865 * config/frv/frv.c (TLS_BIAS): Define.
14866 (frv_output_dwarf_dtprel): New.
14868 2005-01-26 Jakub Jelinek <jakub@redhat.com>
14870 PR rtl-optimization/19579
14871 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
14872 both A and B, see if they don't clobber registers the other expr uses.
14874 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
14876 * real.c (do_add): Initialize signalling and canonical members.
14878 * real.c (real_from_integer): Zero out destination.
14880 2005-01-18 Jan Hubicka <jh@suse.cz>
14882 PR tree-optimize/19337
14883 * tree-inline.c (initialize_inlined_parameters): Copy
14884 saved_static_chain_decl only.
14886 2005-01-25 Richard Henderson <rth@redhat.com>
14890 * config/i386/i386.c (x86_inter_unit_moves): Zero.
14891 (ix86_preferred_reload_class): Rewrite fp-constant section, with
14892 80387 enabled, to return a proper subclass. Return the subset that
14893 overlaps with GENERAL_REGS for PLUS.
14894 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
14896 2005-01-25 Richard Henderson <rth@redhat.com>
14898 PR middle-end/19609
14899 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
14901 2005-01-25 Roger Sayle <roger@eyesopen.com>
14903 * expmed.c (choose_multiplier): Change interface to return the
14904 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
14905 (expand_divmod): Update calls to choose_multiplier.
14907 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14909 PR middle-end/19330
14910 * expmed.c (extract_bit_field): Use adjust_address instead of
14911 gen_lowpart when op0 is a MEM.
14913 2005-01-24 Steven Bosscher <stevenb@suse.de>
14915 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
14917 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
14919 * config/mips/irix-csr.c: New file.
14920 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
14921 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
14922 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
14925 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
14928 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
14929 sparc/elf.h, add sparc/sp-elf.h.
14930 (sparc-*-rtems*): Likewise.
14931 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
14932 tm-dwarf2.h, add sparc/sp-elf.h.
14933 (sparc86x-*-elf): Likewise.
14934 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
14935 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
14936 TARGET_OS_CPP_BUILTINS.
14937 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14938 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14940 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
14941 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
14942 (SWITCH_TAKES_ARG): Likewise.
14943 (LOCAL_LABEL_PREFIX): Likewise.
14944 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
14945 (TARGET_N_FORMAT_TYPES): Delete.
14946 (TARGET_FORMAT_TYPES): Likewise.
14947 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
14948 * config/sparc/elf.h: Delete.
14949 * config/sparc/sp-elf.h: New file.
14951 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
14953 * tree-flow-inline.h (phi_arg_from_edge): Remove.
14954 * tree-flow.h: Remove the corresponding prototype.
14955 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
14956 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
14958 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14961 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
14962 for AIX ABI or ELF -fPIC.
14963 (rs6000_emit_load_toc_table): Don't create toc_section here.
14964 (rs6000_xcoff_file_start): Nor here.
14966 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
14968 * sh.c (ra.h): Don't #include.
14969 (hard_regs_intersect_p): New function, resurrected from ra.c.
14971 * sh.c: Fix 1996 Copyright.
14973 2005-01-24 Richard Henderson <rth@redhat.com>
14974 Aldy Hernandez <aldyh@redhat.com>
14976 * regrename.c (note_sets): Handle subregs.
14978 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
14981 * genconditions.c (write_header, write_conditions): Elide file if
14984 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
14986 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
14987 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
14990 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14992 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
14993 expand_builtin_printf, expand_builtin_fprintf,
14994 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
14995 checking against POINTER_TYPE.
14996 (validate_arglist): Handle POINTER_TYPE code by checking
14999 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
15001 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
15002 init_rtlanal): New.
15003 (for_each_rtx): Call for_each_rtx_1.
15004 * rtl.h (init_rtlanal): Declare.
15005 * toplev.c (backend_init): Call init_rtlanal.
15007 2005-01-24 Jakub Jelinek <jakub@redhat.com>
15009 * flow.c (propagate_one_insn): Formatting.
15011 PR middle-end/19551
15012 * flow.c (libcall_dead_p): Be more conservative if unsure.
15013 If there are any instructions between insn and call, see if they are
15014 all dead before saying the libcall is dead.
15016 2005-01-24 Uros Bizjak <uros@kss-loka.si>
15018 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
15019 operand constraint for operand 0.
15021 2005-01-23 Richard Henderson <rth@redhat.com>
15024 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
15025 edges leading to join block.
15027 2005-01-23 Roger Sayle <roger@eyesopen.com>
15029 * expmed.c (expand_mult_highpart): Make static. Change type of
15030 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
15031 (expand_divmod): Updates calls to expand_mult_highpart by using
15032 gen_int_mode to pass a CONST_INT rtx.
15033 * rtl.h (expand_mult_highpart): Remove prototype.
15035 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
15037 * flow.c (regset_bytes, regset_size): Remove.
15039 * cfganal.c: Fix a reference to Harvey's paper.
15041 2005-01-23 Steven Bosscher <stevenb@suse.de>
15043 PR rtl-optimization/19464
15044 * tree-optimize.c (init_tree_optimization_passes): Add one more
15045 copyrename pass just before out-of-ssa.
15047 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
15050 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
15051 * ggc-none.c (ggc_free): Define.
15053 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
15055 * cse.c (max_reg, max_insn_uid): Remove.
15056 (cse_main): Don't access max_reg or max_insn_uid.
15058 * c-common.c (explicit_flag_signed_bitfields,
15059 lang_statement_code_p, lang_expand_function_end): Remove.
15060 * c-common.h: Remove the corresponding declarations.
15061 * c-opts.c (c_common_handle_option): Remove all write access
15062 to explicit_flag_signed_bitfields.
15064 * cgraph.c (cgraph_varpool_n_nodes): Remove.
15065 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
15066 * cgraph.h: Remove the corresponding declaration.
15068 * gcse.c (null_pointer_info): Remove.
15070 2005-01-23 Roger Sayle <roger@eyesopen.com>
15071 Eric Botcazou <ebotcazou@libertysurf.fr>
15073 * combine.c (simplify_logical): Only simplify logical expressions
15074 of the form ior(and(x,y),z) by the inverse distributive law if the
15075 result is cheaper than the original.
15077 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
15079 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
15080 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
15081 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
15082 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
15083 config/freebsd-spec.h, config/arm/arm.h,
15084 config/h8300/h8300.md, config/i386/i386.md,
15085 config/i386/predicates.md, config/i386/sse.md,
15086 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
15087 config/vax/vax.md: Fix comment typos. Follow spelling
15090 2005-01-23 Steven Bosscher <stevenb@suse.de>
15092 * gengtype.c (walk_type): Produce `not equal to' compares for loop
15093 tests, instead of `less than'.
15095 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
15097 * function.c (assign_parm_setup_block): When creating a new stack slot
15098 for a parameter, get its alignment from the parameter's DECL_ALIGN
15099 rather than the type's TYPE_ALIGN. Make sure that the parameter
15100 is at least word aligned.
15102 2005-01-22 Roger Sayle <roger@eyesopen.com>
15104 PR middle-end/19378
15105 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
15107 2005-01-22 Richard Henderson <rth@redhat.com>
15110 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
15111 in both compare operands.
15112 (movdfcc_1_sse_max): Likewise.
15113 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
15114 (movdfcc_1_sse): Likewise.
15115 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
15116 scratch register as needed.
15118 2005-01-22 Richard Henderson <rth@redhat.com>
15120 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
15122 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
15124 2005-01-22 Richard Henderson <rth@redhat.com>
15126 * genopinit.c (optabs): Use smin/smax for floating point too.
15127 * doc/md.texi: Update to match. Clarify that floating point
15128 results are undefined for +0/-0 and NaN.
15129 * doc/rtl.texi: Likewise.
15130 * rtl.def (SMIN, SMAX): Likewise
15131 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
15133 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
15134 leading 's' to the name.
15135 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
15136 smaxxf3, sminxf3): Likewise.
15137 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
15140 2005-01-22 Paul Brook <paul@codesourcery.com>
15142 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
15144 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
15146 * config/s390/s390.c (struct processor_costs): New fields
15147 dlgr, dlr, dr, dsgfr, dsgr.
15148 (z900_cost, z990_cost): Values for new fields.
15149 (s390_rtx_costs): New cases MEM und COMPARE in switch
15150 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
15151 DIV, MOD, UDIV, UMOD.
15153 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
15155 * config/s390/s390.md ("doloop_si64"): Reload input value directly
15156 into the register being decremented.
15157 ("doloop_si31", "doloop_di"): Likewise.
15158 ("*doloop_si_long"): Adapt pattern.
15160 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
15162 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
15164 (CLASS_MAX_NREGS): Likewise.
15166 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
15168 * doc/tree-ssa.texi (Statement Operands): Add example for new
15169 must-def macro. Note deprecation of old operands interface.
15171 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
15173 PR tree-optimization/19484
15174 * tree-cfg.c (remove_fallthru_edge): New function.
15175 (cleanup_control_flow): Remove fallthru edges from calls that are
15176 now known not to return.
15178 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
15180 Fix PR tree-optimization/19038
15181 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
15182 copies with loop variant ones.
15184 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
15186 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
15187 config/alpha/alpha-protos.h, config/alpha/alpha.h,
15188 config/alpha/alpha.md, config/alpha/predicates.md,
15189 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
15190 config/sparc/sol2.h: Update copyright.
15192 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
15193 first label to see if it is a nonlocal label.
15195 2005-01-22 David Edelsohn <edelsohn@gnu.org>
15196 Andrew Pinski <pinskia@physics.uc.edu>
15199 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
15200 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
15202 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
15204 * config/rs6000/rtems.h: Update copyright.
15206 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
15209 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
15210 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
15211 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
15213 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
15216 * c-typeck.c (convert_arguments): Check for error_mark_node.
15218 2005-01-21 Ian Lance Taylor <ian@airs.com>
15220 PR tree-optimization/13000
15221 * tree-inline.c: Include "tree-flow.h".
15222 (expand_call_inline): If warn_return_type, warn if non-void inline
15223 function falls through.
15224 * tree-cfg.c (execute_warn_function_return): Don't warn about
15225 control reaching end if TREE_NO_WARNING is set. Set
15227 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
15229 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
15230 branch if we don't need one.
15231 * c-typeck.c: Include "tree-flow.h"
15232 (c_finish_bc_stmt): Don't add a goto if the current statement
15233 list doesn't fall through to the current point.
15235 2005-01-21 Roger Sayle <roger@eyesopen.com>
15237 PR rtl-optimization/576
15238 * real.c (real_arithmetic): Change return type from void to bool
15239 to return an indication that the result may be inexact.
15240 * real.h (real_arithmeric): Update prototype.
15241 * fold-const.c (const_binop): Don't constant fold floating
15242 point expressions when the user specifies -frounding-math and
15243 the result may depend upon the run-time rounding mode.
15244 (fold_convert_const_real_from_real): Clean-up.
15245 (fold_initializer): Ignore flag_rounding_math for initializers.
15246 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
15247 constant fold FP operations with flag_rounding_math if the
15248 result may depend upon the run-time rounding mode.
15250 2005-01-21 Tom Tromey <tromey@redhat.com>
15252 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
15254 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
15256 * tree-cfg.c: Fix comment typos.
15258 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
15260 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
15261 around the call to rest_of_handle_branch_target_load_optimize.
15263 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15265 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
15266 (sparc64-*-openbsd*): Likewise.
15267 (sparclite-*-elf*): Include tm-dwarf2.h.
15268 (sparc86x-*-elf*): Likewise.
15269 (sparc64-*-elf*): Likewise.
15270 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
15271 (DBX_DEBUGGING_INFO): Likewise.
15272 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
15273 (PREFERRED_DEBUGGING_TYPE): Likewise.
15274 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
15275 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
15276 (PREFERRED_DEBUGGING_TYPE): Likewise.
15277 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
15278 (PREFERRED_DEBUGGING_TYPE): Likewise.
15279 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
15281 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
15284 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
15286 2005-01-20 Paul Brook <paul@codesourcery.com>
15288 * doc/rtl.texi: Document value extension requirements for CONST_INT.
15290 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
15292 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
15293 label is first in a sequence of labels.
15295 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
15297 2005-01-20 Janis Johnson <janis187@us.ibm.com>
15298 Giovanni Bajo <giovannibajo@gcc.gnu.org>
15300 * doc/sourcebuild.texi (Test Directives): New.
15302 2005-01-20 Roger Sayle <roger@eyesopen.com>
15304 * real.c (real_floor): Don't leave the result uninitialized when
15305 mode is VOIDMode, but return the unrounded intermediate value.
15306 (real_ceil): Likewise.
15308 2005-01-20 Paul Brook <paul@codesourcery.com>
15310 * config/arm/arm.md (insv): Use gen_int_mode.
15312 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
15314 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
15315 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15316 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15317 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15318 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15320 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
15323 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
15324 fbreg, so we have to assume we can't.
15325 (loc_descriptor_from_tree_1): Ditto.
15326 (containing_function_has_frame_base): New function.
15327 (add_location_or_const_value_attribute): Use it.
15328 Also try to generate a frame_base from a single element location
15331 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
15333 PR tree-optimization/15349
15334 * timevar.def (TV_TREE_MERGE_PHI): New.
15335 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
15337 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
15338 calls to tree_forwarder_block_p.
15339 (remove_forwarder_block_with_phi, merge_phi_nodes,
15340 gate_merge_phi, pass_merge_phi): New.
15341 * tree-optimize.c (init_tree_optimization_passes): Add
15343 * tree-pass.h: Add an extern for pass_merge_phi;
15345 2005-01-20 Richard Henderson <rth@redhat.com>
15348 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
15349 (_mm_castps_pd, _mm_castps_si128): New.
15350 (_mm_castsi128_ps, _mm_castsi128_pd): New.
15352 2005-01-20 Richard Henderson <rth@redhat.com>
15355 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
15356 __builtin_ia32_vec_init_v2si.
15357 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
15358 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
15359 (ix86_init_mmx_sse_builtins): Create it.
15360 (ix86_expand_builtin): Expand it.
15361 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
15362 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
15363 (vec_extractv2si_0, vec_extractv2si_1): New.
15365 2005-01-20 Richard Henderson <rth@redhat.com>
15368 * config/i386/i386.c (ix86_expand_push): New.
15369 * config/i386/mmx.md (push<MMXMODE>1): New.
15370 * config/i386/sse.md (push<SSEMODE>1): New.
15371 * config/i386/i386-protos.h: Update.
15373 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
15375 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
15378 2005-01-20 Richard Henderson <rth@redhat.com>
15380 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
15381 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
15383 2005-01-19 Richard Henderson <rth@redhat.com>
15386 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
15387 to V4SFmode in SSE1 fallback load path.
15389 2005-01-19 Richard Henderson <rth@redhat.com>
15391 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
15392 in QImode expansion to ix86_expand_vector_set.
15393 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
15395 2005-01-19 Richard Henderson <rth@redhat.com>
15398 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
15399 subclass of the input class.
15400 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
15401 Always true for cross-SSE1 classes. Rationalize conditionals.
15402 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
15403 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
15404 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
15405 (movdi_2): Add MMX/SSE zeros.
15406 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
15407 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
15408 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
15409 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
15410 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
15411 (zero_extendsidi2_rex64_1): Remove.
15412 (MOV0 peephole): Check GENERAL_REG_P.
15414 2005-01-19 Richard Henderson <rth@redhat.com>
15417 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
15419 (ix86_expand_vector_extract): Likewise.
15421 2005-01-19 Richard Henderson <rth@redhat.com>
15423 PR middle-end/19304
15424 * expr.c (emit_move_change_mode): New argument force; use
15425 simplify_gen_subreg if true.
15426 (emit_move_via_alt_mode): Merge into ...
15427 (emit_move_via_integer): ... here.
15428 (emit_move_ccmode): Use emit_move_change_mode directly.
15430 2005-01-19 Richard Henderson <rth@redhat.com>
15433 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
15434 (alpha_preferred_reload_class): Handle CONST_VECTOR.
15435 (alpha_emit_set_const_1): Add no_output parameter; don't emit
15437 (alpha_emit_set_const): Likewise. Make static.
15438 (alpha_emit_set_long_const): Make static.
15439 (alpha_extract_integer): Split out from alpha_expand_mov.
15440 (alpha_split_const_mov): Likewise.
15441 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
15442 (alpha_legitimate_constant_p): New.
15443 * config/alpha/alpha-protos.h: Update.
15444 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
15445 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
15446 * config/alpha/alpha.md (movsi): Add n alternative.
15447 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
15448 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
15449 (splitters for all of the above): Use alpha_split_const_mov.
15450 * config/alpha/predicates.md (non_add_const_operand): New.
15451 (non_zero_const_operand): New.
15452 (input_operand): Use alpha_legitimate_constant_p after reload.
15454 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
15456 PR tree-optimization/19038
15457 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
15458 (add_candidate): Add ivs with increment in latch only if
15459 allow_ip_end_pos_p is true.
15460 (determine_iv_cost): Use empty_block_p.
15462 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
15464 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
15465 (compute_dominance_frontiers): Ditto.
15467 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
15470 * config/sh/t-rtems: New.
15471 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
15473 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
15475 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
15476 the offset of the selected field.
15478 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
15480 * tree-cfg.c (remove_forwarder_block): Fix the check to
15481 prevent a nonlocal label from appearing in the middle of a
15484 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
15486 PR rtl-optimization/19462
15487 * reorg.c (find_end_label): Create return insn only if
15488 current_function_epilogue_delay_list is empty.
15490 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
15492 * doc/passes.texi: Remove paragraph mentioning new-ra.
15494 2005-01-19 Jakub Jelinek <jakub@redhat.com>
15496 PR rtl-optimization/15139
15497 * combine.c: Include params.h.
15498 (count_rtxs): New function.
15499 (record_value_for_reg): If replace_rtx would replace at least
15500 2 occurrences of REG in VALUE and TEM is really large, replace REG with
15501 (clobber (const_int 0)) instead of TEM.
15502 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
15503 * params.h (MAX_LAST_VALUE_RTL): New.
15504 * Makefile.in (combine.o): Depend on $(PARAMS_H).
15505 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
15508 * c-typeck.c (digest_init): Only call build_vector if all constructor
15509 elements are *_CST nodes.
15510 * gimplify.c (gimplify_init_constructor): Likewise.
15512 PR middle-end/19164
15513 * c-typeck.c (digest_init): Only call build_vector if inside_init
15516 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
15518 * toplev.c (init_asm_output): Remove dead #ifdef.
15520 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
15522 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
15524 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15526 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
15527 accessing DECL_FUNCTION_CODE.
15528 * dojump.c (do_jump): Likewise.
15529 * gimplify.c (gimplify_call_expr): Likewise.
15530 * predict.c (expr_expected_value): Likewise.
15531 (strip_builtin_expect): Likewise.
15532 * tree-inline.c (estimate_num_insns_1): Likewise.
15533 * tree-ssa-loop-im.c (stmt_cost): Likewise
15534 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
15535 (tree_expr_nonnegative_p): Likewise.
15537 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15539 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
15540 variant of the load_pcrel_sym pattern.
15541 * config/sparc/sparc.md (P macro): Move to the top.
15542 (load_pcrel_sym): Macroize using P.
15543 (save_register_window): Likewise.
15545 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
15547 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
15548 ("sordered"): Same.
15550 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
15553 * c-typeck.c (build_asm_expr): Strip nops off
15554 input memory operands.
15556 2005-01-18 David Edelsohn <edelsohn@gnu.org>
15558 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
15559 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
15560 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
15561 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
15563 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
15566 * config/i386/i386.c (override_options): If the 80387 is disabled,
15567 then do not return FP values using FP registers.
15569 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
15571 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
15572 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
15573 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
15574 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
15575 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
15576 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
15577 output.h, postreload-gcse.c, postreload.c, recog.c,
15578 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
15579 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
15580 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
15581 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
15582 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
15583 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
15584 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
15585 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
15587 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
15588 config/alpha/alpha.c, config/arm/vfp.md,
15589 config/i386/emmintrin.h, config/i386/i386-modes.def,
15590 config/i386/i386-protos.h, config/i386/i386.h,
15591 config/i386/pmmintrin.h, config/i386/ppro.md,
15592 config/i386/predicates.md, config/i386/xmmintrin.h,
15593 config/i860/i860.c, config/ia64/ia64-modes.def,
15594 config/ia64/ia64-protos.h, config/ia64/ia64.h,
15595 config/ia64/ia64.md, config/ia64/itanium1.md,
15596 config/ia64/itanium2.md, config/ia64/predicates.md,
15597 config/iq2000/iq2000.h, config/mips/linux64.h,
15598 config/rs6000/aix41.h, config/rs6000/aix43.h,
15599 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
15600 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
15601 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
15602 config/sparc/linux64.h, config/sparc/litecoff.h,
15603 config/sparc/sp64-elf.h, config/sparc/sparc.c,
15604 config/sparc/sparc.h, config/sparc/sparc.md,
15605 config/sparc/sysv4-only.h: Update copyright.
15607 2005-01-18 Richard Henderson <rth@redhat.com>
15610 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
15612 2005-01-18 Marc Espie <espie@openbsd.org>
15613 * config/i386/openbsdelf.h: Typo.
15615 2005-01-18 Richard Henderson <rth@redhat.com>
15617 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
15618 special case for sse.
15619 * config/i386/predicates.md (sse_comparison_operator): Likewise.
15621 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
15623 * tree-inline.c (estimate_num_insns_1): Added cases for
15624 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
15626 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15628 PR rtl-optimization/19296
15629 * combine.c (simplify_comparison): Rewrite the condition under
15630 which a non-paradoxical SUBREG of a PLUS can be lifted when
15631 compared against a constant.
15633 2005-01-18 Andi Kleen <ak@muc.de>
15635 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
15636 * c.opt (-Wpointer-sign): Add.
15637 * doc/invoke.texi: (-Wpointer-sign): Add.
15639 2005-01-18 Uros Bizjak <uros@kss-loka.si>
15641 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
15642 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
15643 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
15644 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
15645 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
15646 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
15647 for TARGET_MIX_SSE_I387.
15648 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
15649 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
15650 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
15651 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
15652 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
15653 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
15654 TARGET_MIX_SSE_I387.
15655 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
15658 2005-01-18 Uros Bizjak <uros@kss-loka.si>
15661 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
15662 Add movaps alternative for xmm reg->reg move.
15664 2005-01-17 Jeff Law <law@redhat.com>
15666 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
15667 at the end of the main DOM loop rather than just before DOM exits.
15669 2005-01-17 Diego Novillo <dnovillo@redhat.com>
15671 PR tree-optimization/19121
15672 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
15673 adding aliases to a name tag, also add them to the pointer's
15675 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
15676 sensitive alias info at all. Only check that the two pointers
15677 have compatible pointed-to sets.
15678 * tree-ssa.c (verify_name_tags): Verify that the alias set of
15679 a pointer's type tag is a superset of the alias set of the
15680 pointer's name tag.
15682 2005-01-17 James E Wilson <wilson@specifixinc.com>
15685 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
15686 comment to document why.
15688 2005-01-17 Richard Henderson <rth@redhat.com>
15690 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
15691 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
15692 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
15693 sse2_vmsminv2df3_finite): New.
15694 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
15695 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
15696 Force op1 into register.
15698 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
15700 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
15701 bubblestrap from always rebuilding build directory.
15703 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
15705 * config/s390/s390.md ("*clc"): Remove incorrect '='.
15706 ("*cmpmem_short"): Likewise.
15708 2005-01-17 Steven Bosscher <stevenb@suse.de>
15710 * basic-block.h: Document BB_* flags.
15711 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
15712 use an sbitmap instead.
15713 * sched-rgn.c (compute_trg_info): Likewise.
15715 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
15717 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
15718 redundant target_cpu_default and extra_parts lines. Use the default
15720 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
15721 (SUBTARGET_EXTRA_SPECS): Delete.
15722 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
15723 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
15724 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
15725 and "n32" for -mabi=n32.
15727 2005-01-17 Ian Lance Taylor <ian@airs.com>
15730 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
15731 fold constant variables into initial values.
15733 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
15735 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
15737 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
15738 through the statements backward.
15740 2005-01-17 Ian Lance Taylor <ian@airs.com>
15742 PR middle-end/13127:
15743 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
15744 a variable set to the return value of the inlined function.
15746 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
15748 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
15749 when modes are tieable.
15751 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
15753 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
15754 of pthread_create to find out if threads are enabled.
15755 * gthr-posix95.h (__gthread_active_p): Likewise.
15757 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
15759 * common.opt (-fnew-ra): Remove.
15761 * toplev.h (flag_new_regalloc): Remove.
15762 * Makefile.in (ra*.*): Don't mention.
15763 * passes.c (rest_of_handle_new_regalloc): Remove.
15764 (rest_of_handle_combine, rest_of_compilation): Always consider
15765 flag_new_regalloc as false.
15766 * doc/invoke.texi: Don't document -fnew-ra.
15768 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
15770 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
15771 last parameter to reg_scan.
15772 * loop.c (loop_optimize): Likewise.
15773 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
15774 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
15775 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
15776 rest_of_handle_gcse, rest_of_handle_loop_optimize,
15777 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
15778 * regclass.c (reg_scan): Likewise, for the declaration.
15779 * rtl.h (reg_scan): Likewise, for the prototype.
15781 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
15783 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
15784 mark_dfs_back_edges.
15786 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
15788 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
15789 (compute_avail): Uses don't go in tmp_gen.
15791 2005-01-16 Steven Bosscher <stevenb@suse.de>
15793 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
15794 loop to look for a free slot in a page entry.
15796 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15799 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
15800 * toplev.c (compile_file): Call process_pending_assemble_output_defs
15801 just before targetm.asm_out.file_end.
15802 * tree.h (process_pending_assemble_output_defs): Declare.
15803 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
15805 (assemble_alias): Defer generation of assembly code for defines when
15806 TARGET_DEFERRED_OUTPUT_DEFS is true.
15807 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15808 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15809 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
15811 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15814 * pa.c (pa_scalar_mode_supported_p): New function.
15815 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15816 * pa.h (MIN_UNITS_PER_WORD): Add comment.
15818 * pa-protos.h (prefetch_operand): Delete.
15819 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
15820 * pa.c (prefetch_operand): Delete.
15821 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
15822 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
15823 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
15824 and prefetch_nocc_operand.
15825 * pa.md (prefetch): Rework to avoid reload problems handling short
15826 displacements when a cache control completer needs to be provided.
15827 (prefetch_32, prefetch_64): Delete.
15828 (prefetch_cc, prefetch_nocc): New patterns.
15830 2005-01-15 David Edelsohn <edelsohn@gnu.org>
15832 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
15834 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15837 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
15838 exceeds maximum alignment for global common data.
15839 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
15840 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
15842 2004-01-15 Roger Sayle <roger@eyesopen.com>
15844 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
15846 2004-01-15 Roger Sayle <roger@eyesopen.com>
15848 * harg-reg-set.h (reg_class_names): Prototype global array.
15849 * regclass.c (reg_class_names): Declare here and initialize to
15851 (dump_regclass): Remove local declaration of reg_class_names.
15852 (regclass): Likewise.
15853 * cfg.c (dump_flow_info): Likewise.
15854 * ra-debug.c (reg_class_names): Likewise.
15855 * regrename.c (reg_class_names): Likewise.
15856 * reload.c (reg_class_names): Likewise.
15857 * reload1.c (spill_failure): Likewise.
15858 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
15860 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
15862 * config/s390/s390.md ("reload_outti"): Remove predicate for
15863 output operand. Abort if operand is not a MEM.
15864 ("reload_outdi", "reload_outdf"): Likewise.
15866 2005-01-15 Marc Espie <espie@openbsd.org>
15868 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
15869 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
15870 * config/openbsd.h: Fix C++ includes for native configurations.
15871 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
15872 Add trampoline support.
15873 * config/i386/openbsdelf.h: New.
15875 2005-01-15 Marc Espie <espie@openbsd.org>
15877 * collect2.c (main): Explicitly parse -dynamic-linker option.
15879 2005-01-15 Jakub Jelinek <jakub@redhat.com>
15881 PR tree-optimization/19060
15882 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
15883 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
15884 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
15885 and handle extract_range_from_cond returning false.
15886 * fold-const.c (fold): Optimize comparisons with min/max even for
15887 width > HOST_BITS_PER_WIDE_INT.
15889 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
15891 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
15892 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
15893 Remove little endian multilib variants.
15894 Add mips32 multilib variant.
15896 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
15898 * explow.c (copy_all_reg, stabilize): Remove.
15899 * expr.h: Remove the corresponding prototypes.
15901 * rtlanal.c (regs_set_between_p): Remove.
15902 * rtl.h: Remove the corresponding prototype.
15904 2005-01-14 David Edelsohn <edelsohn@gnu.org>
15906 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
15907 to rs6000_nonimmediate_operand.
15908 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
15909 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
15910 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
15911 rs6000_nonimmediate_operand.
15912 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
15913 rs6000_nonimmediate_operand.
15915 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
15917 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
15919 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15921 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
15923 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
15924 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
15926 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
15927 (rs6k_nonimmediate_operand): New.
15928 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
15930 (legitimate_lo_sum_address_p): Same.
15931 (rs6000_legitimize_address): Same.
15932 (rs6000_legitimize_reload_address): Same.
15933 (rs6000_legitimate_address): Same.
15934 (spe_build_register_parallel): Pass DF and DC modes in a DI
15937 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
15938 to rs6k_nonimmediate_operand.
15940 * config/rs6000/spe.md ("*frob_df_di"): New.
15941 ("*frob_di_df"): New.
15942 ("*frob_di_df_2"): New.
15943 ("*mov_sidf_e500_subreg0"): New.
15944 ("*mov_sidf_e500_subreg4"): New.
15945 ("*movdf_e500_double"): Change predicate to
15946 rs6k_nonimmediate_operand.
15948 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15950 * postreload.c (move2add_note_store): Only call
15951 trunc_int_for_mode on scalar integers.
15953 2005-01-14 Steven Bosscher <stevenb@suse.de>
15955 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
15956 replace BB_VISITED uses.
15957 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
15958 (propagate_necessity): Check the bitmap instead of BB_VISITED.
15959 (tree_dce_done): Free visited_control_parents.
15960 (perform_tree_ssa_dce): Allocate and clear it.
15961 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
15962 (compute_antic): Iterate from here using a DFS. Use an sbitmap
15963 instead of BB_VISITED.
15965 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
15967 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
15968 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
15969 Remove unused prototypes.
15971 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15973 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
15974 64-bit register usage.
15975 (spe_func_has_64bit_regs_p): Add FIXME note.
15977 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15979 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
15980 flag_finite_math_only with flag_unsafe_math_optimizations.
15982 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
15984 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
15985 end-of-stack check.
15986 (__tpf_eh_return): Copy TPF private stack area from the module
15987 boundary stack frame. Add check for when module addresses are
15988 equal, but no stub address is found.
15990 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
15993 * arm.h (struct machine_function): Add call_via field.
15994 (thumb_call_via_label): Declare.
15995 * arm.c (thumb_call_via_label): New variable.
15996 (thumb_call_reg_needed): New variable.
15997 (arm_output_function_epilogue): For Thumb code, output any per-function
15998 call-indirect trampolines.
15999 (thumb_call_via_reg): New function.
16000 (arm_file_end): New function.
16001 (TARGET_ASM_FILE_END): Call arm_file_end.
16002 (aof_file_end): Likewise.
16003 * arm-protos.h (thumb_call_via_reg): Declare.
16004 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
16005 thumb_call_via_reg in normal case.
16007 2005-01-14 Jakub Jelinek <jakub@redhat.com>
16009 PR middle-end/19084
16010 PR rtl-optimization/19348
16011 * recog.c (peephole2_optimize): Do global life update if some peephole
16012 decides it doesn't need at least one of its inputs and that change
16013 influences liveness at the start of the basic block.
16015 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
16016 arguments instead of 1.
16018 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
16020 PR middle-end/18820
16021 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
16022 zero for nested functions needing a static chain or functions
16023 with a non-constant address.
16025 2005-01-13 Roger Sayle <roger@eyesopen.com>
16027 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
16028 (and (sign_extend X) C) into (zero_extend (and X C)).
16030 2005-01-13 David O'Brien <obrien@FreeBSD.org>
16032 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
16034 2005-01-13 Richard Henderson <rth@redhat.com>
16039 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
16040 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
16041 not just TARGET_SSE.
16042 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
16043 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
16044 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
16045 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
16046 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
16047 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
16048 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
16049 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
16050 (movdicc_c_rex64): Rename with '*'.
16051 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
16052 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
16053 (movsfcc_1_387): Rename from movsfcc_1.
16054 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
16055 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
16056 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
16057 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
16058 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
16059 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
16060 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
16061 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
16062 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
16063 sse_movdfcc_const0_4): Remove.
16064 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
16065 recognize min/max early. Update for changed sse cmove patterns.
16066 (ix86_split_sse_movcc): New.
16067 * config/i386/i386-protos.h: Update.
16069 2005-01-13 Steven Bosscher <stevenb@suse.de>
16071 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
16072 (fix_stmt_v_may_defs): Likewise.
16074 2005-01-13 Richard Henderson <rth@redhat.com>
16076 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
16077 for converting the mask.
16079 2005-01-13 David Edelsohn <edelsohn@gnu.org>
16081 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
16084 2005-01-13 Richard Henderson <rth@redhat.com>
16086 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
16087 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
16088 IX86_BUILTIN_MOVDQ2Q): Remove.
16089 (IX86_BUILTIN_VEC_EXT_V4SI): New.
16090 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
16091 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
16093 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
16094 (sse2_pextrw): Fix immediate constraint.
16095 (sse2_loadq, sse2_loadq_rex64): Remove.
16096 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
16097 Use __builtin_ia32_vec_ext_<size>.
16098 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
16100 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
16102 * function.c (assign_parm_setup_block): Look inside original
16103 entry_parm when inspecting PARALLEL.
16105 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
16106 Joel Sherrill <joel@oarcorp.com>
16109 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
16110 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
16111 rtems_gxx_recursive_mutex_init.
16112 (__gthread_recursive_mutex_lock): New function.
16113 (__gthread_recursive_mutex_trylock): Likewise.
16114 (__gthread_recursive_mutex_unlock): Likewise.
16116 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
16118 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
16120 2005-01-13 Jan Beulich <jbeulich@novell.com>
16122 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
16123 (ashrti3_internal): Indicate output is early clobber. Generate result
16124 into output rather than first input. Use move for low word of output
16125 if shift count is exactly 64.
16126 (lshrti3_internal): Likewise.
16128 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
16132 * reload1.c (delete_output_reload): Don't delete an output reload
16133 if the pseudo lives longer than a single basic block. Adjust and
16134 improve wording of comment.
16136 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
16139 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
16140 of TYPE_SIZE where we mean the number of bytes.
16142 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
16144 * function.c (assign_parm_setup_block): Relax condition on
16145 multi-register optimization.
16147 2005-01-12 Nick Clifton <nickc@redhat.com>
16149 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
16150 an "in_delay_slot" attribute of "no" to prevent them being used in
16151 delay slots. This is forbidden because they might generate
16154 2005-01-12 Alan Modra <amodra@bigpond.net.au>
16157 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
16158 with r->Y and Y->r.
16160 2005-01-12 Nick Clifton <nickc@redhat.com>
16162 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
16163 passed on to GAS) but do not define, as GAS no longer supports or
16164 needs the -m2000 option.
16166 2005-01-11 Roger Sayle <roger@eyesopen.com>
16168 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
16169 type as args of unprototyped builtins aren't automatically promoted.
16170 (fold_builtin_abs): Likewise.
16172 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16174 * Makefile.in: Set a `build-warn' variable.
16176 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16178 PR tree-optimization/17949
16179 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
16180 (find_interesting_uses_address): Use it.
16182 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
16184 * regrename.c (kill_value): Handle subreg's that won't simplify.
16186 2005-01-11 Richard Henderson <rth@redhat.com>
16189 * config/i386/i386.h (enum ix86_builtins): Move ...
16190 * config/i386/i386.c: ... here.
16191 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
16192 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
16193 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
16194 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
16195 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
16196 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
16197 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
16198 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
16199 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
16200 IX86_BUILTIN_LOADDDUP): Remove.
16201 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
16202 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
16203 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
16204 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
16205 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
16206 (ix86_init_builtins): Make static.
16207 (ix86_init_mmx_sse_builtins): Update for changed builtins.
16208 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
16209 if all the modes match. Otherwise, fake it.
16210 (get_element_number, ix86_expand_vec_init_builtin,
16211 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
16212 (ix86_expand_builtin): Make static. Update for changed builtins.
16213 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
16214 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
16215 (ix86_expand_vector_init_duplicate): New.
16216 (ix86_expand_vector_init_low_nonzero): New.
16217 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
16218 Split out from ix86_expand_vector_init; handle integer modes.
16219 (ix86_expand_vector_init): Use them.
16220 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
16221 * config/i386/i386-protos.h: Update.
16222 * config/i386/predicates.md (reg_or_0_operand): New.
16223 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
16224 (movv2sf_internal): Likewise. And a splitter to match them all.
16225 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
16226 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
16227 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
16228 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
16229 (mmx_pinsrw): Fix operand ordering.
16230 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
16231 rather than sse_loadss expander.
16232 (movv2df splitter): Similarly.
16233 (sse_loadss, sse_loadlss): Remove.
16234 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
16235 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
16236 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
16237 (sse3_movddup): Rename with '*'.
16238 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
16239 (sse2_loadsd): Remove.
16240 (vec_dupv2df_sse3): Rename from sse3_loadddup.
16241 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
16242 (sse2_pinsrw): Fix argument ordering.
16243 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
16244 (sse2_stored): Remove 'r' destination.
16245 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
16246 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
16247 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
16248 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
16249 vec_extractv16qi, vec_initv16qi): New.
16251 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
16252 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
16253 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
16255 (_mm_load_pd, _mm_store_pd): Use plain dereference.
16256 (_mm_load_si128, _mm_store_si128): Likewise.
16257 (_mm_load1_pd): Use _mm_set1_pd.
16258 (_mm_load_sd): Use _mm_set_sd.
16259 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
16260 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
16261 (_mm_set_epi64): Use _mm_set_epi64x.
16262 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
16263 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
16264 _mm_setr_epi8): Use _mm_set_foo form.
16265 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
16266 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
16267 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
16268 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
16269 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
16270 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
16271 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
16272 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
16273 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
16274 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
16275 (_mm_movedup_pd): Use _mm_shuffle_pd.
16276 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
16277 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
16278 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
16279 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
16280 Use _mm_setzero_ps.
16281 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
16282 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
16283 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
16284 (_mm_store_ps): Use raw dereference.
16285 (_mm_store1_ps): Use _mm_storeu_ps.
16286 (_mm_storer_ps): Use _mm_store_ps.
16287 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
16288 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
16290 2005-01-11 Stan Shebs <shebs@apple.com>
16292 * config/rs6000/rs6000.c (machopic_output_stub): Issue
16293 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
16295 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
16298 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
16299 Skip all DECLs except for FIELD_DECLs.
16301 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
16303 * config/s390/s390.c (override_options): Return error if
16304 -mbackchain, -mpacked-stack and -mhard-float are used together.
16305 (s390_va_start): Remove the backchain && packed-stack special case.
16306 (s390_gimplify_va_arg): Likewise.
16307 * doc/invoke.texi: Remove the ABI incompatibility note.
16309 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
16311 * config/s390/s390.c (struct s390_frame_layout): Remove
16313 (s390_frame_info, s390_emit_prologue): Replace occurrences of
16314 save_backchain_p with TARGET_BACKCHAIN.
16316 2005-01-11 Alan Modra <amodra@bigpond.net.au>
16319 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
16320 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
16321 * function.c (locate_and_pad_parm): Set new field.
16322 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
16323 Tweak where_pad test to include "none". Always set mem align for
16325 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
16326 not sufficient for type.
16327 (assign_parm_setup_block): If stack_parm is zero on entry, always
16328 make a new stack local. Block move old stack parm if necessary
16329 to new aligned stack local.
16330 (assign_parm_setup_stack): Use a block move to handle
16331 potentially misaligned entry_parm.
16332 (assign_parms_unsplit_complex): Specify required alignment when
16333 creating stack local.
16334 * calls.c (compute_argument_addresses): Override alignment of stack
16335 arg calculated from its type with the alignment given by
16336 FUNCTION_ARG_BOUNDARY.
16337 (store_one_arg): Likewise.
16339 2005-01-11 Jan Beulich <jbeulich@novell.com>
16341 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
16342 Change respective itanium_class attribute to ialu.
16343 (shladdp4_internal): New.
16344 * config/ia64/predicates.md (shladd_log2_operand): New.
16346 2005-01-11 Richard Henderson <rth@redhat.com>
16348 * expr.c (store_constructor): Use rtvec_alloc instead of
16349 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
16351 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
16353 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
16355 2005-01-11 Alan Modra <amodra@bigpond.net.au>
16357 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
16358 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
16359 (TARGET_RWRELOC): Define.
16360 (ia64_rwreloc_section_type_flags): Delete.
16361 (ia64_section_type_flags): New function.
16362 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
16363 (TARGET_RWRELOC): Define.
16365 2005-01-10 David Mosberger <davidm@hpl.hp.com>
16368 * config/ia64/ia64.c (process_set): For alloc insn, only call
16369 process_epilogue is !frame_pointer_needed.
16371 2005-01-10 Roger Sayle <roger@eyesopen.com>
16374 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
16375 unary operator and can't be treated as a binary/comparison operator.
16377 2005-01-10 Richard Henderson <rth@redhat.com>
16379 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
16380 (ix86_return_in_memory): Likewise.
16381 (function_arg_advance): Likewise. Mirror structure in function_arg
16382 for choosing register to advance.
16384 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
16386 * tree-vectorizer.c, tree.def: Fix comment typos.
16388 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
16390 * config/s390/s390.c (struct processor_costs): 4 new fields:
16391 ddbr, ddr, debr, der.
16392 (s390_rtx_costs): More precise handling of divide instructions.
16394 2005-01-10 David Edelsohn <edelsohn@gnu.org>
16396 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
16398 2005-01-10 Jan Beulich <jbeulich@novell.com>
16400 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
16401 names resulting from -ffunction-sections/-fdata-sections and linkonce
16403 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
16404 based on the section name. Rearrange the section name comparison logic
16405 slightly so that each section name is compared against at most once.
16407 2005-01-10 Ben Elliston <bje@au.ibm.com>
16409 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
16410 targets for which -fPIC reduces limitations on the GOT size.
16412 2005-01-09 Falk Hueffner <falk@debian.org>
16414 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
16417 2005-01-09 David Edelsohn <edelsohn@gnu.org>
16420 * collect2.c (main): Set aixrtl_flag for -brtl option.
16421 (resolve_lib_name): Search for .so file extension before .a
16422 if aixrtl_flag set.
16424 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
16426 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
16427 (vect_analyze_data_refs_alignment): Add dump prints.
16429 2005-01-09 Ira Rosen <irar@il.ibm.com>
16431 * tree-vectorizer.c (vect_analyze_offset_expr): Use
16432 expr_invariant_in_loop_p.
16433 Initialize outputs first thing in the function.
16434 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
16435 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
16436 (vect_analyze_pointer_ref_access): Check that the initial condition of
16437 the access function is loop invariant.
16439 2005-01-09 Richard Henderson <rth@redhat.com>
16441 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
16442 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
16443 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
16444 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
16445 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
16446 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
16447 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
16448 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
16449 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
16450 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
16451 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
16452 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
16453 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
16454 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
16455 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
16456 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
16457 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
16458 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
16459 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
16460 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
16461 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
16462 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
16463 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
16465 (mmx_clrdi, pavgusb): Remove.
16466 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
16467 with leading sse_ prefix.
16468 * config/i386/sse.md: Receive them.
16469 * config/i386/mmx.md: New file.
16470 (MMXMODE12, MMXMODE24, mmxvecsize): New.
16471 (subrv2sf3): Turn into expander for normal subtraction.
16472 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
16473 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
16474 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
16475 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
16476 commutative; use ix86_binary_operator_ok.
16477 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
16478 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
16479 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
16480 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
16481 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
16482 Macroize from existing patterns; use ix86_binary_operator_ok.
16483 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
16484 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
16485 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
16486 with vec_select+vec_concat.
16487 (mmx_pshufw, mmx_pshufw_1): Likewise.
16488 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
16489 (mmx_uavgv4hi3): Model correctly.
16490 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
16491 _mm_xor_si64): Remove casts.
16493 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
16495 PR tree-optimization/19224
16496 * tree-scalar-evolution.c (get_instantiated_value,
16497 set_instantiated_value): New functions.
16498 (instantiate_parameters_1): Cache the results.
16499 (instantiate_parameters, resolve_mixers): Initialize and free
16502 2005-01-08 David Edelsohn <edelsohn@gnu.org>
16504 * config/i386/i386.md (addhi_4): Correct reference in comment.
16507 2005-01-08 Richard Henderson <rth@redhat.com>
16509 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
16510 (_mm_cvtsi128_si64x): Likewise.
16511 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
16512 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
16513 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
16514 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
16515 * config/i386/i386-protos.h: Update.
16516 * config/i386/i386.c (print_operand): Add 'H'.
16517 (ix86_fixup_binary_operands): Split out from ...
16518 (ix86_expand_binary_operator): ... here.
16519 (ix86_fixup_binary_operands_no_copy): New.
16520 (ix86_expand_fp_absneg_operator): Handle vector mode results.
16521 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
16522 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
16523 (safe_vector_operand): Use CONST0_RTX.
16524 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
16525 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
16526 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
16527 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
16529 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
16530 (IX86_BUILTIN_CMPNGESS): New.
16531 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
16532 (attr type): Add sselog1.
16533 (attr unit, attr memory): Handle it.
16534 (movti, movti_internal, movti_rex64): Move near other integer moves.
16535 (movtf, movtf_internal): Move near other fp moves.
16536 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
16537 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
16538 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
16539 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
16540 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
16541 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
16542 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
16543 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
16544 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
16545 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
16546 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
16547 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
16548 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
16549 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
16550 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
16551 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
16552 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
16553 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
16554 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
16555 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
16556 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
16557 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
16558 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
16559 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
16560 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
16561 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
16562 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
16563 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
16564 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
16565 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
16566 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
16567 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
16568 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
16569 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
16570 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
16571 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
16572 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
16573 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
16574 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
16575 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
16576 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
16577 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
16578 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
16579 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
16581 (SSEPUSH, push<SSEPUSH>): Remove.
16582 (MMXPUSH, push<MMXPUSH>): Remove.
16583 (sse_movaps, sse_movaps_1, sse_movups): Remove.
16584 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
16585 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
16586 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
16587 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
16588 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
16589 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
16590 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
16591 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
16592 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
16593 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
16594 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
16595 (ppro_sse_log_V4SF): Handle sselog1.
16596 * config/i386/predicates.md (const_0_to_1_operand): New.
16597 (const_0_to_255_mul_8_operand): New.
16598 (const_1_to_31_operand): Rename from const_int_1_31_operand.
16599 (const_2_to_3_operand, const_4_to_7_operand): New.
16600 * config/i386/sse.md: New file.
16601 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
16602 (sse_movups): Rename from sse_movups_1.
16603 (sse_loadlss): Rename from sse_loadss_1.
16604 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
16606 (negv4sf2): Use ix86_expand_fp_absneg_operator.
16607 (absv4sf2, negv2df, absv2df): New.
16608 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
16609 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
16610 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
16611 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
16612 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
16613 (sse3_addsubv4sf3): Model correctly.
16614 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
16615 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
16616 (sse_movhlps): Model with vec_select+vec_concat.
16617 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
16618 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
16619 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
16620 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
16621 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
16622 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
16623 sse2_pshufhw_1): Likewise.
16624 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
16625 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
16626 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
16627 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
16628 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
16629 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
16630 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
16631 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
16632 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
16633 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
16634 sminv8hi3): Mark commutative
16635 operands. Use ix86_binary_operator_ok.
16636 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
16637 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
16638 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
16639 sse2_punpcklqdq): Allow operand2 in memory.
16640 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
16641 sse2_movsd): Add memory alternatives.
16642 (sse_storelps): Turn expander into an insn; split after reload.
16643 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
16644 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
16646 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
16648 * configure.ac (DWARF-2 debug_line): Use objdump.
16649 * configure: Regenerate.
16651 2005-01-08 Jeff Law <law@redhat.com>
16652 Diego Novillo <dnovillo@redhat.com>
16654 PR tree-optimization/18241
16655 * tree-nrv.c (tree_nrv): Ignore volatile return values.
16656 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
16657 statements with volatile operands.
16658 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
16659 operands after marking a statement with has_volatile_ops.
16661 2005-01-08 Roger Sayle <roger@eyesopen.com>
16663 * tree.c (int_fits_type_p): Always honor integer constant
16664 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
16666 2005-01-08 Roger Sayle <roger@eyesopen.com>
16668 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
16669 the latent bug in rtl_delete_block has been resolved.
16671 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
16673 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
16674 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
16676 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
16678 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
16679 library as @multilib_dir@/$(SHLIB_SONAME).
16681 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
16683 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
16684 * configure: Regenerate.
16686 2005-01-07 Jakub Jelinek <jakub@redhat.com>
16688 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
16691 2005-01-07 David Edelsohn <edelsohn@gnu.org>
16694 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
16695 Convert non-word aligned offset address using ld/std into
16698 2005-01-07 Richard Henderson <rth@redhat.com>
16700 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
16702 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
16704 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
16706 2005-01-07 Jakub Jelinek <jakub@redhat.com>
16708 PR tree-optimization/19283
16709 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
16710 is not shorter than the original type.
16712 PR rtl-optimization/19012
16713 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
16715 PR rtl-optimization/18861
16716 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
16717 (FULL_STATE): Define.
16718 (mark_tablejump_edge): New function.
16719 (purge_dead_tablejump_edges): New function.
16720 (find_bb_boundaries): Use it.
16722 PR tree-optimization/18828
16723 * builtins.c (expand_builtin_next_arg): Remove argument and all
16724 the argument checking.
16725 (expand_builtin): Adjust caller.
16726 (expand_builtin_va_start): Likewise. Remove error for too many
16728 (fold_builtin_next_arg): Issue error for too many arguments.
16729 After checking arguments, replace them with magic arguments that
16730 prevent further checking of the args.
16732 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16734 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
16736 2005-01-06 Roger Sayle <roger@eyesopen.com>
16739 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
16740 and %{.S:...} (and their negative variants) to test whether the
16741 input file is assembler or pre-processed-assembler independent of
16742 the actual filename extension.
16744 2005-01-06 Roger Sayle <roger@eyesopen.com>
16746 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
16747 of sign or zero extended values.
16749 2005-01-06 Geoffrey Keating <geoffk@apple.com>
16751 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
16752 for IBM long double format correctly.
16754 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
16756 Fix PR tree-optimization/18792
16758 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
16759 to first_loop_depth, and use loop depth instead of loop number.
16760 (build_classic_dir_vector): Ditto.
16761 (compute_data_dependences_for_loop): Use depth, not loop number.
16762 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
16763 number. Pass in loops, instead of loop numbers.
16764 (gather_interchange_stats): Ditto.
16765 (linear_transform_loops): Ditto.
16767 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
16770 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
16771 biv_fits_mode_p, extension_within_bounds_p): New functions.
16772 (check_ext_dependent_givs): Use them.
16774 2005-01-06 Roger Sayle <roger@eyesopen.com>
16776 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
16777 more than one barrier, in which case we should delete them all.
16779 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
16781 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
16783 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
16785 Fix PR middle-end/19286
16787 * dwarf2out.c (gen_subprogram_die): If we've already tried to
16788 output this subprogram, simply ignore this attempt to do it again.
16789 (add_abstract_origin_attribute): Don't abort trying to add the abstract
16790 origin attribute if it's not possible.
16791 (gen_block_die): Don't ignore subblocks of "unused" blocks.
16792 (decls_for_scope): Ditto.
16793 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
16794 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
16796 2005-01-05 Richard Henderson <rth@redhat.com>
16799 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
16800 (bdesc_2arg): Use it.
16801 (ix86_expand_binop_builtin): Force operands into registers
16803 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
16804 ix86_expand_sse_compare, ix86_expand_sse_comi,
16805 ix86_expand_builtin): Likewise.
16807 2005-01-05 Richard Henderson <rth@redhat.com>
16809 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
16811 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
16812 (mulv4hi3): Set itanium_class mmmul.
16813 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
16814 (fpack): Rename from fpack_sfsf.
16816 2005-01-05 Richard Henderson <rth@redhat.com>
16819 * reload1.c (do_input_reload): Restrict the optimization deleteing
16820 a previous output reload to RELOAD_FOR_INPUT.
16822 2005-01-05 Steven Bosscher <stevenb@suse.de>
16824 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
16825 comment that we fall through after case.
16826 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
16827 (distribute_links): Likewise.
16828 * cse.c (cse_insn): Likewise.
16829 * cselib.c (cselib_invalidate_mem): Likewise.
16830 * df.c: Update comments at the top of the file.
16831 (read_modify_subreg_p): Update comments here too.
16832 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
16833 * flow.c (mark_set_1): Likewise.
16834 (mark_used_regs): Likewise.
16835 * gcse.c (mems_conflict_for_gcse_p): Likewise.
16836 (canon_list_insert): Likewise.
16837 (mark_set): Likewise.
16838 (try_replace_reg): Likewise.
16839 (store_killed_in_insn): Likewise.
16840 * loop.c (count_one_set): Likewise.
16841 (basic_induction_var): Likewise.
16842 * postreload-gcse.c (find_mem_conflicts): Likewise.
16843 * postreload.c (reload_combine_note_store): Likewise.
16844 (move2add_note_store): Likewise.
16845 * reload.c (find_equiv_reg): Likewise.
16846 (mark_referenced_resources): Likewise.
16847 * rtlanal.c (set_noop_p): Likewise.
16848 (note_stores): Likewise.
16849 (note_uses): Likewise.
16850 * sched-deps.c (sched_analyze_1): Likewise.
16851 * sched-rgn.c (check_live_1): Likewise.
16852 (update_live_1): Likewise.
16853 * config/i860/i860.c: Likewise.
16855 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
16857 (ZERO_EXTRACT): Mention that this one can be an lvalue.
16859 * doc/rtl.texi: Update documentation for bit-fields and SET.
16861 2005-01-05 Roger Sayle <roger@eyesopen.com>
16863 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
16865 2005-01-05 Jan Hubicka <jh@suse.cz>
16866 Richard Henderson <rth@redhat.com>
16869 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
16872 2005-01-05 Richard Henderson <rth@redhat.com>
16875 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
16876 (sse_shufps): Change operand 3 to const_int_operand.
16877 (sse2_storelps): Fix typo in template.
16878 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
16879 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
16880 (ix86_expand_builtin): Likewise.
16882 2005-01-05 Julian Brown <julian@codesourcery.com>
16884 * config/arm/arm.c (arm_return_in_memory): Treat complex types
16885 as aggregates for AAPCS ABIs.
16887 2005-01-05 Stan Shebs <shebs@apple.com>
16889 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
16890 Mach-O getters if ppc64.
16891 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
16893 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
16894 signed four-byte field for global code case.
16895 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
16897 2005-01-05 Roger Sayle <roger@eyesopen.com>
16899 PR middle-end/19100
16900 * c-common.c: Include real.h.
16901 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
16902 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
16903 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
16904 * Makefile.in (c-common.o): Update dependencies.
16906 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16908 * c-parse.in (asm_string): Add trailing semicolon.
16910 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16912 * c-parse.in (asm_string): New. Don't allow wide strings in
16914 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
16915 asm_string instead of STRING.
16917 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16919 * c-typeck.c (constructor_no_implicit): Remove.
16920 (set_designator, process_init_element): Don't check
16921 constructor_no_implicit.
16923 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
16924 Kaz Kojima <kkojima@gcc.gnu.org>
16927 * lcm.c (create_pre_exit): New.
16928 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
16929 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
16931 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
16933 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
16934 -msoft-float in target_float_switch.
16935 * arm.c (arm_override_options): Fix processing of target_float_switch.
16937 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
16939 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
16942 2004-01-05 Uros Bizjak <uros@kss-loka.si>
16944 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
16945 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
16947 2005-01-04 Roger Sayle <roger@eyesopen.com>
16949 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
16950 if deleting the then-block allows the test-block to fallthru to the
16953 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
16956 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
16957 after the full declaration if the are in two different TUs.
16959 2005-01-04 Richard Henderson <rth@redhat.com>
16962 * tree-sra.c (generate_one_element_init): Just
16963 call gimplify_and_add.
16964 (generate_element_init): Record the
16965 new referenced variables and mark them for renaming
16966 and split out to ...
16967 (generate_element_init_1): This.
16968 (scalarize_init): Don't call push_gimplify_context/
16969 pop_gimplify_context.
16971 2005-01-04 Geoffrey Keating <geoffk@apple.com>
16973 * toplev.c (get_src_pwd): Handle failure of getpwd().
16975 2005-01-04 Roger Sayle <roger@eyesopen.com>
16977 * fold-const.c (fold_single_bit_test): Delete unreachable handling
16979 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
16980 all the cases handled by it are inverted by invert_truthvalue.
16982 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
16984 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
16985 (save_register_windowsi): Likewise.
16987 2005-01-04 Richard Henderson <rth@redhat.com>
16989 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
16991 2005-01-04 Uros Bizjak <uros@kss-loka.si>
16993 PR middle-end/17767
16994 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
16995 any simplifications of vector mode comparison operators.
16996 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
16998 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
16999 Devang Patel <dpatel@apple.com>
17001 PR tree-optimization/18308
17002 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
17003 the operands before creating a new expression.
17004 * dojump.c (do_jump): Make drop_through_label available
17005 for all cases. Add expansion of COND_EXPR.
17007 2005-01-04 Ira Rosen <irar@il.ibm.com>
17009 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
17010 INTEGER_CST instead of TREE_CONSTANT.
17011 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
17012 instead of TREE_CONSTANT.
17013 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
17014 instead of TREE_CONSTANT.
17016 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
17018 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
17020 2005-01-04 Uros Bizjak <uros@kss-loka.si>
17023 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
17024 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
17026 2005-01-03 Richard Henderson <rth@redhat.com>
17028 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
17029 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
17030 fold_convert_const_real_from_real): Split out from ...
17031 (fold_convert_const): ... here.
17033 2005-01-03 Richard Henderson <rth@redhat.com>
17036 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
17037 (mov<MMXMODEI>_internal): Likewise.
17038 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
17039 Add V2SF case; use it for SSE1; don't use TI.
17040 (movdf_integer): Likewise.
17041 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
17043 2005-01-03 Ira Rosen <irar@il.ibm.com>
17045 * tree-vectorizer.c (vect_strip_conversions): New function.
17046 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
17047 check for binary class.
17049 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
17053 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
17055 * gimple-low.c (mark_blocks_with_used_vars): New function.
17056 (mark_blocks_with_used_subblocks): Ditto.
17057 (mark_used_blocks): Ditto.
17058 (pass_mark_used_blocks): New pass.
17059 * tree-inline.c: Include debug.h.
17060 (expand_call_inline): Call outlining_inline_function here.
17061 * tree-optimize.c (init_tree_optimization_passes): Add
17062 pass_mark_used_blocks.
17063 * tree-pass.h (pass_mark_used_blocks): New.
17064 * Makefile.in (tree-inline.o): Add debug.h dependency.
17066 2005-01-03 Geoffrey Keating <geoffk@apple.com>
17068 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
17069 VAR_DECLs to have weak_import attribute.
17071 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
17074 2004-01-03 Steven Bosscher <stevenb@suse.de>
17076 * passes.c (rest_of_compilation): Don't run regmove if only
17077 flag_expensive_optimizations, require flag_regmove instead.
17079 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
17081 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
17083 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
17084 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17085 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
17086 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17088 2005-01-03 Richard Henderson <rth@redhat.com>
17090 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
17091 (ia64_const_ok_for_letter_p): New.
17092 (ia64_const_double_ok_for_letter_p): New.
17093 (ia64_extra_constraint): New.
17094 (ia64_expand_vecint_compare): New.
17095 (ia64_expand_vcondu_v2si): New.
17096 (ia64_expand_vecint_cmov): New.
17097 (ia64_expand_vecint_minmax): New.
17098 (ia64_print_operand): Add 'v'.
17099 (ia64_preferred_reload_class): New.
17100 (ia64_vector_mode_supported_p): New.
17101 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
17102 (PREFERRED_RELOAD_CLASS): Move to function.
17103 (CONST_OK_FOR_LETTER_P): Move to function.
17104 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
17105 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
17106 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
17107 (EXTRA_CONSTRAINT): Move to function.
17108 * config/ia64/ia64.md: Include vect.md.
17109 (itanium_class): Add mmalua.
17111 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
17113 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
17114 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
17116 (const_int_2bit_operand): New.
17117 (fr_reg_or_0_operand): New.
17118 * config/ia64/ia64-modes.def: Add vector modes.
17119 * config/ia64/ia64-protos.h: Update.
17120 * config/ia64/vect.md: New file.
17122 2005-01-03 Richard Henderson <rth@redhat.com>
17124 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
17126 2005-01-03 Uros Bizjak <uros@kss-loka.si>
17129 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
17131 (log1pdf2): Change mode of operands[0,1] to DFmode.
17133 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
17135 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
17136 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
17137 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
17138 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
17139 SPARC_RELAXED_ORDERING.
17141 2005-01-03 Richard Henderson <rth@redhat.com>
17142 Uros Bizjak <uros@kss-loka.si>
17145 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
17146 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
17147 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
17149 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
17150 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
17151 const_pow2_1_to_128_operand): New predicates.
17153 2005-01-02 Greg McGary <greg@mcgary.org>
17155 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
17157 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
17158 object. [ptr_type]: Remove unused variable.
17159 Remember nearest addressable array-element or record-component
17160 when checking bitfield components. Tolerate empty BIND_EXPR.
17162 2005-01-01 Richard Henderson <rth@redhat.com>
17164 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
17165 that don't narrow the value. Fail for other conversions.
17167 2005-01-01 Richard Henderson <rth@redhat.com>
17170 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
17171 * c-lang.c (finish_file): Don't do it here.
17172 * objc/objc-act.c (objc_finish_file): Likewise.
17174 * cgraph.c (decl_assembler_name_equal): New.
17175 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
17176 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
17177 * cgraph.h (struct cgraph_varpool_node): Add next.
17178 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
17179 * varasm.c (assemble_alias): Mark the target as needed.
17181 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
17183 PR middle-end/19221
17184 * function.c (get_arg_pointer_save_area): Use entry_of_function
17185 instead of get_insns.
17187 2005-01-01 Roger Sayle <roger@eyesopen.com>
17188 Andrew Pinski <pinskia@physics.uc.edu>
17189 James E. Wilson <wilson@specifixinc.com>
17191 PR rtl-optimization/12092
17192 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
17195 2005-01-01 Roger Sayle <roger@eyesopen.com>
17196 Olivier Hainque <hainque@act-europe.fr>
17198 * tree.c (int_fits_type_p): A narrower type always fits in a
17199 wider one, except for negative values into unsigned types.
17201 2005-01-01 Roger Sayle <roger@eyesopen.com>
17203 * tree.c (int_fits_type_p): Compare the result of force_fit_type
17204 with the original constant rather than require TREE_OVERFLOW.
17206 2005-01-01 Steven Bosscher <stevenb@suse.de>
17208 PR middle-end/17544
17209 * c-decl.c (finish_function): If compiling C99, annotate the
17210 compiler generated return with the current file name and line 0.
17211 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
17212 the source line is greater than 0.
17213 (remove_bb): Likewise.