1 2005-05-13 Jan Hubicka <jh@suse.cz>
3 * c-decl.c (finish_function): Suppress "control reaches end of
4 non-void function" when "no return statement in function
5 returning non-void" is issued.
7 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
8 * tree-optimize.c (pass_gimple): Kill.
9 (init_tree_optimization_passes): Kill pass_gimple.
10 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
11 * tree-dump.c (dump_files): Rename .generic to .gimple.*
13 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
15 PR rtl-optimization/20756:
16 * basic-block.h (PROP_DEAD_INSN): Define.
17 * flow.c (propagate_one_insn): Set during mark_set_regs call
19 (mark_set_1): Emit a clobber when we are about to delete a dead insn
20 that kills a live register.
22 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
24 * config/s390/s390.md: ("DBL"): New mode attribute.
25 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
26 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
27 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
29 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
31 * c-format.c (check_format_arg): Handle string literals of
32 the form &"string"[offset].
34 * g++.dg/warn/format4.C: New testcase.
36 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
38 * config/mips/3000.md, config/mips/4000.md,
39 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
40 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
41 config/mips/generic.md, config/pdp11/pdp11.md,
42 config/sh/crt1.asm, config/sh/lib1funcs.asm,
43 config/sh/sh-modes.def, config/sh/sh-protos.h,
44 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
46 2005-05-13 Richard Henderson <rth@redhat.com>
48 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
49 addition to move unless dest is a register. Do not skip
50 instantiation in dest on addition simplification.
52 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
54 * config/cris/cris.c (cris_print_operand) <case 'H'; case
55 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
56 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
58 2005-05-13 Jan Hubicka <jh@suse.cz>
60 * basic-block.h (FOR_ALL_BB_FN): New macro.
61 (init_flow): Initialize cfg structure.
62 * function.c (allocate_struct_function): Do not initialize cfg structure.
63 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
64 (build_tree_cfg): ... here.
65 * tree-flow.h (init_empty_tree_cfg): Declare.
67 2005-05-12 Steven Bosscher <stevenb@suse.de>
69 Fix PR tree-optimization/21520
70 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
71 to attempt to fold constants.
73 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
75 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
76 only when TARGET_ADJUST_UNROLL_MAX is defined.
77 (general_movsrc_operand): Use the C style comment.
78 (ua_offset): Use prototype.
80 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
82 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
83 (struct hmr_data, hoist_memory_reference, memref_del,
84 struct fmrv_data): Removed.
85 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
86 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
88 (find_more_ref_vops): Traverse the list of memory references.
89 (determine_lsm_loop): Work with the list of memory references instead
90 of traversing the hashtable.
92 2005-05-12 Steven Bosscher <stevenb@suse.de>
93 Stuart Hastings <stuart@apple.com>
94 Jan Hubicka <jh@suse.cz>
96 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
97 duplicate_eh_regions): New functions, based on old
98 implementation removed with RTL inliner.
99 (reachable_next_level): Modify behaviour pre-inline.
100 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
102 * function.h (struct function): Add after_inlining flag.
103 * tree-optimize.c (tree_rest_of_compilation): Set it.
104 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
106 * tree-cfg.c (label_to_block_fn): Deal with cases where
107 label was never insterted into code.
109 2005-05-12 Zack Weinberg <zack@codesourcery.com>
111 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
113 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
115 Fix PR tree-optimization/21532
116 * tree-ssa-pre.c (create_expression_by_pieces): stmt
117 needs to go onto the inserted_exprs list.
119 2005-05-12 Ian Lance Taylor <ian@airs.com>
121 * c-common.h (statement_code_p): Don't declare.
122 (STATEMENT_CODE_P): Don't define.
123 (INIT_STATEMENT_CODES): Don't define.
124 * c-common.c (statement_code_p): Don't define.
126 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
128 * config/sparc/sparc.h: Remove dead code.
129 * config/sparc/sparc.c (sparc_compute_frame_size): Use
130 FIRST_PARM_OFFSET for the size of the register window area.
131 (emit_save_regs): Rename into emit_save_or_restore_regs.
132 Add 'action' parameter. Use 4095 as upper bound for the offset.
133 Pass 'action' to save_or_restore_regs.
134 (emit_restore_regs): Delete.
135 (sparc_expand_prologue): Call emit_save_or_restore_regs.
136 (sparc_expand_epilogue): Likewise.
137 * config/sparc/sparc.md (mode macro P): Move.
138 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
139 (mov<V32:mode> expander): Move to the top of the V32 section.
140 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
141 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
142 (sibcall_epilogue): Move.
144 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
147 * arm.c (arm_gen_constant): Sign-extend intermediate values when
148 synthesizing a constant of the difference of two immediates.
150 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
152 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
153 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
154 the alternatives using integer registers into the appropriate
157 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
159 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
160 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
161 * bitmap.h: Fixed comments.
163 2005-05-11 Richard Henderson <rth@redhat.com>
166 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
167 (ia64_cannot_force_const_mem): New.
168 (tls_symbolic_operand_type): New.
169 (ia64_legitimate_constant_p): New.
170 (ia64_expand_load_address): Return true on success. Improve
171 checks for when we should not split.
172 (ia64_expand_tls_address): New addend operand. Distribute it
173 as appropriate to the tls_kind. Delay referencing gp.
174 (ia64_expand_move): Split symbolic addend as necessary. Handle
175 tls symbols with addends.
176 * config/ia64/ia64-protos.h: Update.
177 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
179 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
180 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
181 (symbolic_operand splitter): Pass everything through
182 ia64_expand_load_address and FAIL or DONE as appropriate.
183 (load_fptr): Only accept after reload.
184 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
185 load_symptr_low, load_ltoff_dtpmod,
187 (load_dtprel): Only accept tls symbols.
188 (load_dtprel64, load_dtprel22): Likewise.
189 (load_tprel, load_tprel64, load_tprel22): Likewise.
190 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
191 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
192 (add_dtprel14, add_dtprel22): Likewise.
193 (add_tprel, add_tprel14, add_tprel22): Likewise.
194 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
195 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
196 (got_symbolic_operand): Check CONST offsets.
197 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
198 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
199 (move_operand): Don't handle tls here. Check CONST offsets.
201 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
203 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
204 Remove hilo_operand check.
205 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
206 * config/mips/predicates.md (hilo_operand): Delete.
208 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
210 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
212 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
214 PR tree-optimizer/18472
215 * tree-if-conv.c (tree_if_convert_stmt,
216 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
218 2005-05-11 Jan Hubicka <jh@suse.cz>
220 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
221 (GTFILES): add except.h.
222 * except.c (eh_status): Add throw_stmt_table.
223 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
224 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
225 lookup_stmt_eh_region_fn): Declare.
226 (throw_stmt_node): New structure.
227 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
228 * gengtype.c (open_base_files): Add except.h to inlines.
229 * tree-eh.c (throw_stmt_node): Kill.
230 (record_stmt_eh_region): Update.
231 (add_stmt_to_eh_region_fn): Break out from ...
232 (add_stmt_to_eh_region): ... here.
233 (remove_stmt_from_eh_region_fn): Break out from ...
234 (remove_stmt_from_eh_region): ... here.
235 (lookup_stmt_eh_region_fn): Break out from ...
236 (lookup_stmt_eh_region): ... here.
237 (honor_protect_cleanup_actions): Use build_resx.
238 (lower_try_finally_onedest): Likewise.
239 (lower_try_finally_copy): Likewise.
240 (lower_try_finally_switch): Likewise.
241 (lower_eh_constructs): Update eh table construction.
242 * tree.c (build_resx): New.
243 * tree.h (build_resx): Declare.
245 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
247 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
250 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
252 * fold-const.c, libgcov.c: Fix comment typos.
254 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
257 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
259 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
260 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
262 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
264 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
267 * crtstuff.c: Include auto-host.h again, for now.
269 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
271 * config/mips/24k.md: Remove trailing whitespace.
273 2005-05-11 David Ung <davidu@mips.com>
275 * config/mips/mips.md (type): Add imul3.
276 (length, hazard, may_clobber_hilo): Check for imul3.
277 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
278 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
279 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
280 for a 3 operand mul and its bypasses.
281 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
282 * config/mips/4000.md (r4k_imul): Likewise.
283 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
284 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
285 (vr4130_muldi): Likewise.
286 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
287 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
288 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
289 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
290 (ir_vr54_imadd_si): Likewise.
291 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
292 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
293 (rm7_impy_di): Likewise.
294 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
295 * config/mips/generic.md (generic_imul): Likewise.
296 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
297 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
299 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
302 * tree.h (record_layout_info_s): New member prev_packed.
303 * stor-layout.c (update_alignment_for_field): Fix comment about
304 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
305 we start it properly aligned.
306 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
307 to update_alignment_for_field, and recompute it afterwards using
308 the alignment of the record.
309 When a packed bitfield precedes an MS bitfield, don't add padding
310 at the end of the packed bitfield on behalf of the base type of
311 the packed bit field.
312 Don't adjust rli->bitpos at the end
313 of an MS bitfield run if we already adjusted bitpos/offset for an
314 alignment as large or larger than the bitfield type size.
315 Take possible record alignment > BIGGEST_ALIGNMENT into account
316 when calculating actual_align.
317 Only put packed buit fields into rli->prev_field if they end up
319 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
320 Update rli->remaining_in_alignment when we have already started a
321 run of bit fields and we process a packed bit field.
323 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
325 * tree-data-ref.c (find_data_references_in_loop): Give up when
326 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
327 may embed arbitrary side effects.
328 Remove the assumption that GIMPLE form contains a single array
329 access per statement.
330 When the statement contains virtual operands, fail if it is not
331 a MODIFY_EXPR or a CALL_EXPR.
332 Return after the dont know node is inserted.
334 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
336 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
338 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
341 PR tree-optimization/19639
342 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
343 and generic summands for char* as s * delta, too, folding &a[i]
344 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
345 for comparison of steps. Convert types for index addition.
346 (fold_binary): Adjust the callers to always dispatch to
347 try_move_mult_to_index.
348 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
349 expr with non-gimple ARRAY_REF offset.
351 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
353 * fold-const.c (fold_indirect_ref_1): Avoid removing
354 NOP_EXPRs with type qualifiers like const.
356 2005-05-11 Richard Henderson <rth@redhat.com>
359 * c-decl.c (finish_decl): Propagate the completed array type of
360 a global variable into the binding.
362 2005-05-10 Matt Kraai <kraai@ftbfs.org>
364 * Makefile.in (gtype-desc.o, build/genautomata.o)
365 (build/varray.o): Depend on $(VARRAY_H).
367 2005-05-10 Diego Novillo <dnovillo@redhat.com>
369 * tree-optimize.c (init_tree_optimization_passes): Re-organize
370 optimization passes to do an initial batch of scalar cleanups.
372 2005-05-10 Ian Lance Taylor <ian@airs.com>
374 * read-rtl.c (struct macro_traverse_data): Define.
375 (map_attr_string): New static function, broken out of
376 apply_macro_to_string.
377 (mode_attr_index, apply_mode_maps): New static functions.
378 (apply_macro_to_string): Call map_attr_string.
379 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
381 (apply_macro_traverse): Expect data to point to a struct
383 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
384 to pass data through htab_traverse.
385 (read_rtx_1): Add mode_maps parameter. Change all callers.
386 Handle mode names which are attribute strings.
387 * doc/md.texi (Substitutions): Rename from String Substitutions.
388 Change references. Document using attributes as modes.
390 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
392 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
393 * tree-optimize.c (init_tree_optimization_passes) Swap
394 pass_ch and pass_profile.
395 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
396 here. Remove rewrite_into_loop_closed_ssa call.
398 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
400 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
402 (legitimate_reload_constant_p): Add check for const double zero.
403 * config/s390/s390.md: Add comment for constraint letter 'G'.
404 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
405 attributes for new case.
406 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
407 s390_const_double_ok_for_constraint_p.
408 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
411 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
413 PR tree-optimization/21170
414 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
415 rewrite_ssa_into_ssa in comments with update_ssa.
417 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
419 * tree-ssa-loop-im.c: Include hashtab.h.
420 (struct mem_ref_loc): New.
421 (struct mem_ref): Describe the set of references with the same
423 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
424 maybe_queue_var, fem_single_reachable_address,
425 for_each_memref, single_reachable_address,
426 is_call_clobbered_ref, determine_lsm_reg): Removed.
427 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
428 hoist_memory_reference, memref_hash, memref_eq, memref_del,
429 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
431 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
432 (determine_lsm_loop): Rewritten.
433 (determine_lsm): Do not set stmt uids.
435 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
437 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
440 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
442 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
443 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
444 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
446 2005-05-10 Jeff Law <law@redhat.com>
448 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
449 thread_across_edge for any abnormal edges.
451 2005-05-10 Richard Henderson <rth@redhat.com>
453 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
454 * config/ia64/ia64-protos.h: Declare it.
455 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
456 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
457 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
458 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
459 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
460 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
461 extend result; use release semantics.
462 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
463 (sync_val_compare_and_swap_<IMODE>): Update to match.
465 2005-05-10 Richard Henderson <rth@redhat.com>
467 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
468 before comparing it for success.
470 2005-05-10 Richard Henderson <rth@redhat.com>
472 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
473 no return value pattern.
475 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
476 H.J. Lu <hongjiu.lu@intel.com>
478 * libgcov.c (create_file_directory): New function. Create
479 directory for the given file name.
480 (gcov_max_filename): New static var. Keeps size of the longest
482 (gcov_exit): Always try to create directory for output
483 file. Relocate each filename basing on environment vars.
484 (__gcov_init): Remember the longest file name.
485 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
486 * doc/gcov.texi (Cross-profiling): New node documenting
487 cross-profiling management.
488 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
490 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
492 * config/sparc/sparc.c (mem_min_alignment): Do not rely
493 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
495 2005-05-10 Bob Wilson <bob.wilson@acm.org>
497 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
498 case code to avoid one move instruction.
499 (__umodsi3, __modsi3): Merge duplicated code sequences.
501 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
503 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
504 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
505 * doc/invoke.texi: Fix typos.
507 * tree-data-ref.c (analyze_array_indexes, analyze_array,
508 init_data_ref, access_functions_are_affine_or_constant_p,
509 free_data_refs): Use VEC instead of VARRAY.
510 * tree-data-ref.h (data_reference): Change the type of
511 access_fns to VEC(tree,gc)*.
512 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
514 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
517 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
518 * fold-const.c (fold): Expand the condition of reducing cond_expr.
519 (contains_label_1, contains_label_p): New functions for checking
520 labels in a sub-tree.
522 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
525 * c-decl.c (pushdecl): When there is a declaration in the current
526 scope and the declarations are external linkage, check for
527 compatibility with the type in the external scope and update the
528 type in the external scope with the composite type information.
529 Do not form a composite type of the new type and the visible type
530 if they are incompatible.
532 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
534 * crtstuff.c: Revert part of 2005-05-08 Change.
535 (IN_LIBGCC2): Define.
537 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
539 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
540 remove redundant test.
541 (fp_mov_p): Accept 0.
542 (fp_high_losum_p): Remove redundant test.
543 * config/sparc/predicates.md (const_high_operand): Explicitly test
544 (not small_int_operand).
545 (fp_const_high_losum_operand): New.
546 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
547 (movdi_insn_sp32_v9): Use canonical predicates.
548 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
549 (movdi_insn_sp64_novis): Delete.
550 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
551 (movsf_insn_novis): Delete.
552 (movsf_insn_vis): Rename into movsf_insn.
553 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
554 (movsf_lo_sum): Use fp_const_high_losum_operand.
555 (movsf_high): Likewise.
556 (movsf_high_losum splitter): Likewise.
557 (mov<V32:mode> expander): Use register_or_zero_operand.
558 (mov<V64:mode> expander): Likewise.
559 (movdf_insn_sp32): Use register_or_zero_operand.
560 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
561 Rename into movdf_insn_sp32_no_fpu.
562 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
563 Rename into movdf_insn_sp32_v9_no_fpu.
564 (movdf_insn_v9only_novis): Delete.
565 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
566 (movdf_insn_sp64_novis): Delete.
567 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
568 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
569 Rename into movdf_insn_sp64_no_fpu.
570 (movtf expander): Use register_or_zero_operand.
571 (movtf_insn_sp32): Delete.
572 (movtf_insn_vis_sp32): Use register_or_zero_operand.
573 Rename into movtf_insn_sp32.
574 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
575 Rename into movtf_insn_sp32_no_fpu.
576 (movtf_insn_hq_sp64): Delete.
577 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
578 Rename into movtf_insn_sp64_hq.
579 (movtf_insn_sp64): Delete.
580 (movtf_insn_vis_sp64): Use register_or_zero_operand.
581 Rename into movtf_insn_sp64.
582 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
583 Rename into movtf_insn_sp64_no_fpu.
585 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
587 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
588 gcc_assert and gcc_unreachable as appropriate.
589 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
590 xstormy16_output_cbranch_si, xstormy16_split_move,
591 xstormy16_initial_elimination_offset,
592 xstormy16_encode_section_info, xstormy16_print_operand_address,
593 xstormy16_expand_call, xstormy16_expand_arith,
594 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
596 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
598 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
599 const_copies to VEC(tree,heap)*.
600 (new_elim_graph, delete_elim_graph, elim_graph_size,
601 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
604 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
607 * doc/extend.texi (Type Attributes): Correct example syntax.
609 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
612 * doc/invoke.texi (-Wuninitialized): Update documentation.
614 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
616 * arm.c (const_ok_for_arm): Use a faster algorithm.
618 2005-05-09 David Edelsohn <edelsohn@gnu.org>
621 * config/rs6000/rs6000.md (add_op2): New.
622 (add<mode>3): Use it.
624 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
626 * arm.c (arm_gen_constant): Add new heuristic for generating
627 constant integers that can be expressed as the difference of two
630 2005-05-09 Roger Sayle <roger@eyesopen.com>
632 * c-tree.h (parser_build_unary_op): New prototype.
633 * c-typeck.c (parser_build_unary_op): New function to construct
634 a unary operation in the C parser.
635 * c-parser.c (c_parser_unary_expression): Use the new function
636 parser_build_unary_op when appropriate.
638 2005-05-09 Mark Mitchell <mark@codesourcery.com>
641 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
642 before outputting DWARF_FRAME_RETURN_COLUMN.
644 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
646 * config/s390/s390.c: (s390_branch_condition_mask,
647 s390_branch_condition_mnemonic, s390_extra_constraint_str,
648 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
649 legitimize_pic_address, s390_emit_tls_call_insn,
650 legitimize_tls_address, legitimize_tls_address,
651 s390_expand_addcc, print_shift_count_operand, print_operand,
652 addr_generation_dependency_p, annotate_constant_pool_refs,
653 s390_split_branches, find_constant_pool_ref,
654 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
655 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
656 s390_output_pool_entry, s390_function_value,
657 s390_call_saved_register_used, s390_emit_call): Replace
658 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
659 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
660 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
661 get_some_local_dynamic_name, s390_function_arg_size,
662 s390_function_arg_advance, s390_function_arg,
663 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
664 default case by gcc_unreachable.
665 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
666 conditional abort by gcc_assert.
667 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
668 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
670 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
672 * config/s390/s390.c: (s390_decompose_address,
673 tls_symbolic_operand, legitimate_pic_operand_p,
674 legitimate_constant_p, legitimate_reload_constant_p,
675 s390_expand_plus_operand, legitimate_address_p,
676 legitimate_la_operand_p, ): Remove 'register' from signature.
677 (symbolic_reference_mentioned_p,
678 tls_symbolic_reference_mentioned_p): Remove 'register' from local
679 variable declarations.
680 (legitimize_address): Remove 'register' from
681 signature and local variable declarations.
683 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
685 * config/s390/s390-protos.h: (s390_match_ccmode,
686 s390_match_ccmode_set, reg_used_in_mem_p,
687 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
688 legitimate_la_operand_p, preferred_la_operand_p,
689 s390_short_displacement, addr_generation_dependency_p,
690 legitimate_reload_constant_p, legitimate_address_p): Change return type
692 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
693 * config/s390/s390.c: (s390_match_ccmode,
694 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
695 legitimate_reload_constant_p): Change return type into 'bool'.
696 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
697 Likewise. Additionally adapted comment.
698 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
699 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
700 (s390_decompose_address): Change the type of the internal flags
701 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
702 (struct s390_address): Change type of "pointer" into bool.
703 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
704 Adapt calls for 's390_tm_ccmode' to the new signature.
706 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
708 * config/s390/s390.c: (s390_match_ccmode_set,
709 s390_branch_condition_mnemonic, s390_short_displacement,
710 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
711 print_shift_count_operand, get_some_local_dynamic_name,
712 get_some_local_dynamic_name_1, reg_used_in_mem_p,
713 addr_generation_dependency_p, s390_split_branches,
714 annotate_constant_pool_refs, find_constant_pool_ref,
715 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
716 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
717 s390_register_info, s390_frame_info, s390_init_frame_layout,
718 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
719 restore_gprs, s390_function_arg_size, s390_function_arg_float,
720 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
721 s390_encode_section_info, s390_cannot_force_const_mem,
722 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
723 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
724 s390_adjust_priority, s390_issue_rate,
725 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
726 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
727 s390_build_builtin_va_list, s390_gimplify_va_arg,
728 s390_function_ok_for_sibcall, s390_call_saved_register_used,
729 s390_pass_by_reference, s390_fixed_condition_code_regs,
730 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
731 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
732 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
733 s390_add_pool_insn, s390_find_pool, s390_add_constant,
734 s390_find_constant, s390_add_execute, s390_find_execute,
735 s390_execute_label, s390_execute_target, s390_dump_pool,
736 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
737 Move target macro definitions to the end of the file. Move several
738 functions within the file to assure correct compiling.
740 2005-05-09 Steven Bosscher <stevenb@suse.de>
742 * calls.c (purge_reg_equiv_notes): Remove, fold into...
743 (fixup_tail_calls): ...here. Only look at insns between the
744 start of the function and the FUNCTION_BEG insn note.
746 * gcse.c (one_cprop_pass): Fix typos in dumps.
748 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
750 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
752 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
753 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
754 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
755 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
757 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
758 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
759 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
762 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
764 * config/s390/s390.md: ("gf") New mode attribute.
765 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
766 "fixuns_truncsfsi2"): Merge.
767 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
768 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
769 "fix_truncsfsi2_ieee"): Merge.
771 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
773 * config/s390/s390.md: ("FPR") New mode macro.
774 ("de", "dee"): New mode attributes.
775 ("cmpdf", "cmpsf"): Merge.
776 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
777 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
778 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
779 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
780 ("floatdidf2", "floatdisf2"): Merge.
781 ("adddf3", "addsf3"): Merge.
782 ("*adddf3", "*addsf3"): Merge.
783 ("*adddf3_cc", "*addsf3_cc"): Merge.
784 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
785 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
786 ("subdf3", "subsf3"): Merge.
787 ("*subdf3", "*subsf3"): Merge.
788 ("*subdf3_cc", "*subsf3_cc"): Merge.
789 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
790 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
791 ("muldf3", "mulsf3"): Merge.
792 ("*muldf3", "*mulsf3" "): Merge.
793 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
794 ("*fmadddf", "*fmaddsf"): Merge.
795 ("*fmsubdf", "*fmsubsf"): Merge.
796 ("divdf3", "divsf3"): Merge.
797 ("*divdf3", "*divsf3"): Merge.
798 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
799 ("negdf2", "negsf2"): Merge.
800 ("*negdf2_cc", "*negsf2_cc"): Merge.
801 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
802 ("*negdf2", "*negsf2"): Merge.
803 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
804 ("absdf2", "abssf2"): Merge.
805 ("*absdf2_cc", "*abssf2_cc"): Merge.
806 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
807 ("*absdf2", "*abssf2"): Merge.
808 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
809 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
810 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
811 ("*negabsdf2", "*negabssf2"): Merge.
812 ("sqrtdf2", "sqrtsf2"): Merge.
814 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
816 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
818 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
819 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
820 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
821 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
823 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
824 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
825 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
826 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
827 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
828 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
829 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
830 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
831 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
832 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
833 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
834 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
835 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
836 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
837 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
838 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
840 ("*divsf3"): Additionally rename second pattern to
842 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
843 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
844 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
845 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
846 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
847 'type values' and rename 'type' value.
848 ("*addsf3"): Additionally rename second pattern to
851 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
853 * config/s390/s390.md: ("SHIFT"): New mode macro.
854 ("lr", "shift"): New mode attributes.
855 ("ashldi3", "lshrdi3"): Merge.
856 ("*ashldi3_31", "*lshrdi3"_31): Merge.
857 ("*ashldi3_64", "*lshrdi3"_64): Merge.
858 ("ashlsi3", "lshrsi3"): Merge.
860 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
862 * config/s390/s390.md: ("DSI", "SCOND"): New mode
864 ("E", "g"): New mode attributes.
865 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
866 ("*adddi3_alc", "*addsi3_alc"): Merge.
867 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
868 ("*subdi3_slb", "*subsi3_slb"): Merge.
869 ("adddicc", "addsicc"): Merge.
870 ("*sconddi", "*scondsi"): Merge.
871 ("*sconddi_neg", "*scondsi_neg"): Merge.
872 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
873 ("negdi2", "negsi2"): Extract expander pattern from
874 "negsi2" and merge with "negdi2".
875 ("*negdi2"): Merge with instruction pattern of "negsi2".
876 ("*negdi2_cc", "*negsi2_cc"): Merge.
877 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
878 ("rotldi3", "rotlsi3"): Merge.
880 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
882 * config/s390/s390.md: ("hc"): New mode attribute.
883 ("extendhidi2", "extendqidi2"): Merge.
884 ("*extendhidi2", "*extendqidi2"): Merge.
885 ("extendhisi2", "extendqisi2"): Merge.
886 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
887 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
888 Merged 2 define_split.
889 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
890 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
892 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
894 * config/s390/s390.md: ("COMPARE"): New mode macro.
895 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
896 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
897 "bungt", "bunle", "bunge", "bltgt"): Merge.
899 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
901 * config/s390/s390.md: ("INT"): New mode macro.
902 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
905 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
907 * config/s390/s390.md: ("GPR", "P"): New mode macros.
908 ("cmpdi", "cmpsi"): Merge.
909 ("strlendi", "strlensi"): Merge.
910 ("*strlendi", "*strlensi"): Merge.
911 ("movmemdi", "movmemsi"): Merge.
912 ("clrmemdi", "clrmemsi"): Merge.
914 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
916 * config/s390/s390.md: ("HQI"): New mode macro.
917 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
918 ("*tmhi_full", "*tmqi_full"): Merge.
919 ("*tsthiCCT", "*tstqiCCT"): Merge.
920 ("*tsthi", "*tstqi"): Merge.
921 ("*tsthi_cconly", "tstqi_cconly"): Merge.
922 ("*sethighhisi", "*sethighqisi"): Merge.
924 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
926 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
927 config/alpha/unicosmk.h, config/arc/arc.md,
928 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
929 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
930 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
931 config/arm/semi.h, config/arm/uclinux-elf.h,
932 config/arm/wince-pe.h, config/fr30/fr30.c,
933 config/rs6000/altivec.h: Update copyright.
935 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
937 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
938 gcc_assert and gcc_unreachable as appropriate.
939 (pdp11_output_function_epilogue, output_move_double,
940 output_move_quad, print_operand_address, output_jump,
941 output_addr_const_pdp11): Likewise.
942 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
943 ASM_OUTPUT_ALIGN): Likewise.
944 * config/pdp11/pdp11.md: Likewise.
945 (extendhisi2, subhi3, subqi3): Likewise.
947 2005-05-09 David Edelsohn <edelsohn@gnu.org>
950 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
953 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
955 * config/ia64/ia64.c: Fix a comment typo.
957 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
960 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
961 (arm_override_options): Use them instead of manifest constants. Don't
962 allow -march to override the -mtune setting.
964 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
966 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
967 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
968 (function_arg_advance, function_arg, save_restore_insns,
969 iq2000_expand_prologue, iq2000_output_conditional_branch,
970 expand_one_builtin, print_operand):
971 * config/iq2000/iq2000.md (tablejump): Likewise.
973 2005-05-09 David Ung <davidu@mips.com>
975 * config/mips/mips.h (processor_type): Add names for the 24K.
976 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
978 * config/mips/mips.md (cnv_mode): New attribute for recording the
979 conversion types of float convert insns.
980 (cpu): Add 24k and 24kx.
981 (include): Include 24k.md file.
982 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
983 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
984 (floatdisf2): Setup cnv_mode.
985 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
987 * config/mips/24k.md: New file, contains 24k DFA pipeline
990 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
992 * config/sh/sh.c (print_operand_address): Use gcc_assert and
993 gcc_unreachable as appropriate.
994 (print_operand, prepare_move_operands, prepare_scc_operands,
995 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
996 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
997 fixup_mova, gen_far_branch, sh_reorg, split_branches,
998 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
999 sh_set_return_address, sh_setup_incoming_varargs,
1000 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
1001 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
1002 check_use_sfunc_addr): Likewise.
1003 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
1004 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
1005 * config/sh/symbian.c (sh_symbian_mark_dllexport,
1006 sh_symbian_mark_dllimport): Likewise.
1007 * config/sh/sh.md: Likewise.
1008 (movdicc, call_pop, call_value_pop, casesi_worker_1,
1009 casesi_worker_2, casesi_shift_media, casesi_load_media,
1010 return_media): Likewise.
1012 2005-05-08 Roger Sayle <roger@eyesopen.com>
1015 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
1018 2005-05-08 Richard Henderson <rth@redhat.com>
1020 * config/alpha/alpha.c (adjust_address): Fix typo last change.
1022 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1024 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
1025 and -1 can happen in reg_renumber when no hard register is assigned.
1027 2005-05-08 Steven Bosscher <stevenb@suse.de>
1028 Kazu Hirata <kazu@cs.umass.edu>
1030 PR tree-optimization/14841, tree-optimization/15838
1031 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
1032 (evaluate_stmt): Call it.
1034 2005-05-08 Jakub Jelinek <jakub@redhat.com>
1036 * config/ia64/ia64.c (ia64_override_options): Don't set
1037 ia64_flag_var_tracking and clear flag_var_tracking here...
1038 (ia64_file_start): ... but here.
1040 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1042 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
1043 and gcc_unreachable as appropriate.
1044 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
1045 m68hc11_gen_highpart, print_operand, print_operand_address,
1046 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
1047 m68hc11_gen_movhi): Likewise.
1048 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
1049 * config/m68hc11/m68hc11.md: Reword comment.
1051 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1054 * config/m68hc11/predicates.md (splitable_operand): An immediate is
1057 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1059 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
1060 the 68HC12 address indirect addressing mode as it is not supported by
1062 * config/m68hc11/m68hc11-protos.h
1063 (m68hc11_valid_addressing_p): Declare.
1064 (m68hc11_add_mode): Declare.
1065 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
1066 register_indirect_p and export it.
1067 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
1068 instruction so that it is part of the good BB.
1069 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
1070 addressing with movw.
1071 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
1073 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
1074 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
1075 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
1077 ("*movhi_68hc12"): Handle movhi_const0.
1078 ("*subhi3", "subqi3"): Use general_operand for operand 1.
1079 ("*subhi3_zext"): Likewise.
1081 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1084 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
1085 operand 1 and fix constraints.
1086 ("mulqihi3"): Use general_operand for operand 2.
1088 2005-05-08 Julian Brown <julian@codesourcery.com>
1089 H.J. Lu <hongjiu.lu@intel.com>
1090 Paul Brook <paul@codesourcery.com>
1092 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
1093 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
1094 20050308/2.16.0 or newer for comdat group.
1095 * configure: Regenerated.
1096 * config.in: Regenerated.
1097 * varasm.c (default_function_rodata_section): Put .rodata section in
1098 COMDAT group when necessary.
1099 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
1101 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
1104 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
1106 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
1108 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
1109 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
1110 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
1111 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1113 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1116 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
1117 64-bit constants on 64-bit hosts.
1118 (m68hc11_split_logical): Simplify.
1119 (m68hc11_split_move): Likewise.
1121 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1122 Paolo Bonzini <bonzini@gnu.org>
1124 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
1125 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
1126 * configure.ac (enable_checking): Fix typos in runtime_checking.
1127 (ENABLE_RUNTIME_CHECKING): Mark as target template.
1128 (xm_file): Prepend auto-host.h
1129 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
1130 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
1132 * crtstuff.c: Do not include auto-host.h.
1133 (IN_LIBGCC2): Do not define.
1134 * gcov-io.h: Include tconfig.h, not auto-host.h.
1135 * libgcc2.c: Do not include auto-host.h.
1136 (abort): Do not undefine.
1137 * libgcov.c: Remove unneeded comment about config.h.
1138 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
1139 * config.in, configure: Regenerated.
1141 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1142 Falk Hueffner <falk@debian.org>
1144 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
1145 and gcc_unreachable as appropriate.
1146 (get_aligned_mem, get_unaligned_address,
1147 alpha_emit_set_long_const, alpha_emit_conditional_branch,
1148 alpha_emit_setcc, alpha_emit_conditional_move,
1149 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
1150 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
1151 alpha_expand_unaligned_load, alpha_expand_block_move,
1152 alpha_expand_zap_mask, get_trap_mode_suffix,
1153 get_round_mode_suffix, get_some_local_dynamic_name,
1154 print_operand_address, function_arg, alpha_return_in_memory,
1155 function_value, alpha_expand_builtin,
1156 alpha_initial_elimination_offset, alpha_expand_epilogue,
1157 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
1158 alphaev5_next_group, alpha_align_insns,
1159 unicosmk_initial_elimination_offset, unicosmk_unique_section,
1160 unicosmk_ssib_name): Likewise.
1161 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1162 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
1163 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
1164 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
1165 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1166 * config/alpha/alpha.md (*divmodsi_internal_er,
1167 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
1168 call_nt, call_umk, call_vms, call_value, sibcall_value,
1169 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
1170 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
1171 * config/alpha/predicates.md (input_operand): Likewise.
1173 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1175 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
1176 gcc_unreachable, as appropriate.
1177 (frv_function_prologue, frv_alloc_temp_reg,
1178 frv_initial_elimination_offset, frv_expand_block_move,
1179 frv_expand_block_clear, frv_print_operand_jump_hint,
1180 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
1181 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
1182 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
1183 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
1184 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
1185 frv_in_small_data_p, frv_asm_out_constructor,
1186 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
1187 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
1188 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
1189 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
1190 sibcall_value, casesi): Likewise.
1192 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
1193 gcc_unreachable as appropriate.
1194 (print_operand_address, mn10300_print_reg_list, expand_prologue,
1195 expand_epilogue, notice_update_cc, initial_offset,
1196 mn10300_address_cost_1): Likewise.
1197 * config/mn10300/mn10300.md: Likewise.
1198 (absdf2, abssf2, negdf2, negsf2): Likewise.
1200 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
1203 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
1205 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
1206 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
1207 including sunge_<mode> and sungt_<mode>.
1209 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
1211 * integrate.h (get_hard_reg_initial_val): Change type of register
1212 parameter from int to unsigned int.
1213 (has_hard_reg_initial_val): Likewise.
1214 * integrate.c (get_hard_reg_initial_val): Likewise.
1215 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
1217 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
1219 * except.c (eh_status): Change the type of ttype_data to
1221 (add_ttypes_entry, assign_filter_values,
1222 output_function_exception_table): Use VEC instead of VARRAY.
1224 2005-05-07 David Edelsohn <edelsohn@gnu.org>
1226 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
1228 2005-05-07 Paul Brook <paul@codesourcery.com>
1230 * Makefile.in: Fix dependencies.
1231 (GCOV_IO_H, VARRAY_H): Set.
1233 2005-05-07 Anthony Green <green@redhat.com>
1236 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
1237 x$STMP_FIXPROTO test.
1238 * configure: Rebuilt.
1240 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
1242 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
1243 inappropriate feature test macros if flag_iso.
1245 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
1247 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
1249 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
1252 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
1253 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
1254 Handle moved operand being in special register.
1255 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
1256 presumed working insn.
1257 (mover2side): Add FIXME.
1259 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
1261 * integrate.c (get_func_hard_reg_initial_val): Delete.
1262 (has_func_hard_reg_initial_val): Delete.
1263 (get_hard_reg_initial_val): Inline the old implementation of
1264 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
1265 instead of has_func_hard_reg_initial_val to test for an existing
1266 pseudo. Only create an rtx if a new initial value entry is needed.
1267 (has_hard_reg_initial_val): Scan the initial value list directly.
1268 Don't create an rtx.
1270 2005-05-07 David Edelsohn <edelsohn@gnu.org>
1272 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
1274 * config.in (HAVE_AS_POPCNTB): New.
1275 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
1276 (HAVE_AS_POPCNTB): New.
1277 * configure: Regenerated.
1278 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
1279 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
1280 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
1281 and rs6000_sched_costly_dep.
1282 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
1283 (TARGET_XL_COMPAT): Delete.
1284 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
1285 (popcount<mode>2): New.
1286 (popcntb<mode>2): New.
1287 * config/rs6000/rs6000.opt (mpopcntb): New.
1289 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
1290 if variable name exists.
1292 2005-05-07 Matt Kraai <kraai@ftbfs.org>
1294 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
1296 2005-05-07 Richard Henderson <rth@redhat.com>
1299 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
1300 with constant offsets.
1302 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
1304 * config/v850/v850.c (print_operand): Use gcc_assert and
1305 gcc_unreachable, as appropriate.
1306 (print_operand_address, v850_handle_data_area_attribute,
1307 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
1308 v850_insert_attributes, construct_prepare_instruction): Likewise.
1309 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1310 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
1312 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
1314 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
1315 config/rs6000/rs6000.h: Fix comment typos.
1317 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
1319 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
1320 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
1321 (mips_scalar_mode_supported_p): Delete.
1323 2005-05-06 Eric Christopher <echristo@redhat.com>
1325 * config/mips/mips.opt: Remove -mint64 option.
1326 * config/mips/mips.c (override_options): Remove -mint64
1328 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
1329 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
1330 64-bit integer handling.
1331 * doc/invoke.texi (Option Summary): Remove -mint64 for
1334 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
1336 PR tree-optimization/19401
1337 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
1338 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
1339 (estimated_unrolled_size): New function.
1340 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
1341 tree_unroll_loops_completely): Always unroll loops if the code size
1343 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
1344 loops should be unrolled completely.
1345 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
1347 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
1349 PR rtl-optimization/21254
1350 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
1351 assumptions for loops that otherwise do not roll.
1352 (find_simple_exit): Prefer # of iterations that is guaranteed
1354 * loop-unroll.c (decide_peel_once_rolling,
1355 decide_peel_completely): Check whether the loop is infinite.
1357 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
1359 * config/rs6000/sysv4.opt: Fix typo.
1361 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
1362 Jakub Jelinek <jakub@redhat.com>
1365 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
1366 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
1367 Don't use rep; movs{l,q} if the repetition count is really small,
1368 instead use a sequence of movs{l,q} instructions.
1370 2005-05-06 Jeff Law <law@redhat.com>
1372 PR tree-optimization/21380
1373 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
1374 thread through a block with no preds.
1376 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
1378 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
1379 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
1380 add_call_read_ops): Use VEC instead of VARRAY.
1382 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
1384 * config/mcore/mcore.c (mcore_print_operand_address): Use
1385 gcc_assert and gcc_unreachable as appropriate.
1386 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
1387 mcore_output_andn, output_inline_const, mcore_output_move,
1388 mcore_output_movedouble, mcore_expand_block_move,
1389 layout_mcore_frame, mcore_initial_elimination_offset,
1390 mcore_expand_prolog, mcore_mark_dllexport,
1391 mcore_mark_dllimport): Likewise.
1392 * config/mcore/mcore.h (switch_to_section): Likewise.
1393 * config/mcore/mcore.md: Likewise.
1395 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
1397 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
1398 TARGET_PROFILE_KERNEL.
1400 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
1401 TARGET_PROFILE_KERNEL use.
1403 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
1405 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
1406 and gcc_unreachable, as appropriate.
1407 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
1408 m32r_expand_prologue, m32r_output_function_epilogue,
1409 m32r_legitimize_pic_address, m32r_print_operand_address,
1410 emit_cond_move, m32r_function_symbol,
1411 m32r_output_block_move): Likewise.
1412 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1413 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
1414 *rev_zero_branch_insn): Likewise.
1416 2005-05-06 Jakub Jelinek <jakub@redhat.com>
1419 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
1420 if both NEWDECL and OLDDECL are already weak.
1422 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
1424 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
1426 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
1427 Kaz Kojima <kkojima@gcc.gnu.org>
1429 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
1432 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
1433 David Edelsohn <edelsohn@gnu.org>
1435 * config.gcc: Add .opt magic for the rs6000 ports.
1437 * doc/invoke.texi: Document -mabi= option properly. Document
1438 -misel and -mno-sel. Document -mspe and -mno-spe. Document
1439 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
1442 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
1443 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
1446 * config/rs6000/aix.opt: New.
1447 * config/rs6000/aix41.opt: New.
1448 * config/rs6000/aix64.opt: New.
1449 * config/rs6000/darwin.opt: New.
1450 * config/rs6000/linux64.opt: New.
1451 * config/rs6000/rs6000.opt: New.
1452 * config/rs6000/sysv4.opt: New.
1454 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
1455 associated TARGET_*. Remove SUBTARGET_OPTIONS,
1457 Define TARGET_USES_SYSV4_OPT.
1458 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
1459 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
1460 TARGET_USES_AIX64_OPT.
1461 * config/rs6000/aix51.h: Same.
1462 * config/rs6000/aix52.h: Same.
1463 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
1464 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
1465 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
1466 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
1467 * config/rs6000/linux64.h: Use
1468 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
1470 * config/rs6000/rs6000.c: Remove definitions of
1471 rs6000_sched_restricted_insns_priority,
1472 rs6000_long_double_size_string, rs6000_altivec_vrsave,
1473 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
1474 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1475 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
1476 rs6000_alignment_string. Define rs6000_explicit_options.
1477 (rs6000_parse_abi_options): Remove.
1478 (rs6000_parse_alignment_option): Remove.
1479 (rs6000_parse_float_gprs_option): Remove.
1480 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
1481 TARGET_DEFAULT_TARGET_FLAGS.
1482 (rs6000_override_options): Revamp to use new .opt machinery.
1484 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
1485 of new .opt machinery. Remove target_flags. Redefine
1486 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
1487 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
1488 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1489 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
1490 rs6000_longcall_switch, rs6000_default_long_calls,
1491 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
1492 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
1493 TARGET_ALTIVEC_VRSAVE.
1495 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
1497 * config.gcc (hppa1.1-*-rtems*): Remove.
1498 * config/pa/rtems.h: Remove.
1500 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
1502 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
1503 Exclude roe/603e multilib variants.
1505 2005-05-04 Denis Chertykov <denisc@overta.ru>
1508 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
1511 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
1513 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
1514 arm/pe.opt to $extra_options.
1515 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
1516 (target_float_abi_name, target_float_switch, target_abi_name)
1517 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
1518 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
1519 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
1520 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
1521 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
1522 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
1523 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
1524 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
1525 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
1526 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
1527 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
1528 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
1529 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
1530 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
1531 (arm_pic_register_string): Delete.
1532 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
1534 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
1535 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
1536 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
1537 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
1538 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
1539 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
1540 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
1541 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
1542 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
1543 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
1544 (SUBTARGET_SWITCHES): Delete.
1545 * config/arm/arm.c (target_float_switch): Delete.
1546 (arm_cpu_select): Moved from config/arm/arm.h.
1547 (target_fpu_name, target_fpe_name, target_float_abi_name)
1548 (target_abi_name, structure_size_string, arm_pic_register_string)
1549 (arm_select): Make static.
1550 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1551 (arm_handle_option): New function.
1552 (arm_override_options): Update target_flags checks for new mask names.
1553 Remove target_float_switch code.
1554 (arm_expand_prologue, thumb_expand_prologue): Check
1555 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
1556 * config/arm/arm.opt, config/arm/pe.opt: New files.
1558 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
1560 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
1561 gcc_unreachable as appropriate.
1562 (arc_double_limm_p, arc_setup_incoming_varargs,
1563 arc_compute_function_type, arc_output_function_prologue,
1564 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
1565 output_shift, arc_print_operand, arc_print_operand_address,
1566 arc_final_prescan_insn): Likewise.
1567 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1569 2005-05-04 Geoffrey Keating <geoffk@apple.com>
1571 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
1576 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
1577 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
1578 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
1579 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
1580 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
1581 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
1582 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
1583 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
1585 2005-05-05 Paul Brook <paul@codesourcery.com>
1587 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
1588 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
1589 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
1590 and tree-data-ref.h with *_H variables.
1592 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
1594 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
1596 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
1598 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
1600 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
1602 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
1604 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
1606 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
1607 setting of vrsave register for current function after
1608 call to save_world is emitted.
1610 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
1612 * config/mmix/predicates.md: New file.
1613 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
1614 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
1615 (mmix_foldable_comparison_operator, mmix_comparison_operator)
1616 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
1617 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1619 * config/mmix/mmix.md: Include predicates.md.
1620 ("call", "call_value"): Force address to register if it isn't a
1621 mmix_symbolic_or_address_operand.
1623 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
1625 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
1626 the flags are of appropriate types.
1627 (num_ssa_operands): Generalize using the generic interface.
1628 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
1631 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
1633 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
1634 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
1636 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1638 * tree-outof-ssa.c (edge_leader, stmt_list,
1639 analyze_edges_for_bb): Use VEC instead of VARRAY.
1640 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
1641 (perform_edge_inserts): Call init_analayze_edges_for_bb and
1642 fini_analayze_edges_for_bb.
1644 2005-05-04 James E Wilson <wilson@specifixinc.com>
1647 * gcc.c (process_command): In the second argv scan loop, ignore
1648 Xassembler and Xpreprocessor, along with their argument.
1650 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1652 * tree-flow-inline.h, tree-ssa-operands.c,
1653 tree-ssa-operands.h, tree-ssa-opfinalize.h:
1654 Likewise. tree-vn.c: Fix comment typos.
1655 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
1657 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
1659 * doc/tm.texi (Target Hooks): Document
1660 TARGET_RESOLVE_OVERLOADED_BUILTIN.
1662 2005-05-04 Paul Brook <paul@codesourcery.com>
1664 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
1666 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1668 * dwarf2out.c (incomplete_types, retry_incomplete_types,
1669 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
1672 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
1673 get_expansion, expand_var_during_unrolling,
1674 insert_var_expansion_initialization,
1675 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
1678 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
1681 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
1684 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
1685 the same as INTEGER_TYPE.
1686 (fold_binary): Fold "bool_var != 0" to bool_var.
1687 Fold "bool_var == 1" to bool_var.
1689 2004-05-03 Richard Henderson <rth@redhat.com>
1692 * function.c (instantiate_virtual_regs_in_insn): Use the mode
1693 from recog_data instead of insn_data.
1695 2005-05-03 DJ Delorie <dj@redhat.com>
1697 * common.opt (fdiagnostics-show-option): No variable is needed.
1698 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
1699 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
1700 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
1701 Save and restore original message format. Use flag in context
1703 (warning): Don't test for enabled warnings here.
1704 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
1707 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
1709 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
1710 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
1711 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
1712 * aclocal.m4: Don't include accross.m4.
1713 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
1714 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
1715 * configure, config.in: Regenerate.
1717 2005-05-04 Jakub Jelinek <jakub@redhat.com>
1720 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
1721 (clear_storage): Add argument.
1722 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
1723 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
1725 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
1726 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
1727 (store_expr, store_constructor): Adjust callers.
1728 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
1729 to emit_block_move if CALL_EXPR_TAILCALL (exp).
1730 (expand_builtin_memmove): Add ORIG_EXP argument, copy
1731 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
1732 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
1733 with EXP. Pass EXP to expand_builtin_memmove.
1734 (expand_builtin_memset): Add ORIG_EXP argument, pass
1735 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
1736 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
1737 Pass EXP to expand_builtin_memset.
1738 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
1740 (expand_builtin_strncmp): Likewise.
1741 (expand_builtin_printf): Replace ARGLIST argument with EXP.
1742 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
1743 (expand_builtin_fprintf): Likewise.
1744 (expand_builtin): Adjust calls to
1745 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
1747 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
1750 PR rtl-optimization/21239
1751 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
1753 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1755 * tree-flow.h (tree_ann_common_d): Move aux to ...
1756 (stmt_ann_d): ... here.
1757 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1758 move_computations_stmt, schedule_sm): Update references to
1760 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1762 * tree-cfg.c (remove_bb): Remove a redundant call to
1764 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
1767 2005-05-03 Richard Henderson <rth@redhat.com>
1769 * config/rs6000/rs6000.c: Remove conflict markers.
1771 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
1773 2005-05-03 James E Wilson <wilson@specifixinc.com>
1775 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
1777 2005-05-03 DJ Delorie <dj@redhat.com>
1779 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
1780 decide if the warning will be printed.
1781 * calls.c (expand_call): Likewise.
1782 * function.c (init-function_start): Likewise.
1784 * common.opt (-fdiagnostics-show-option): New.
1785 * opts.c (option_enabled): Accept the option index instead of a
1786 pointer to the option descriptor.
1787 * opts.h (option_enabled): Likewise.
1788 * toplev.c (print_switch_values): Pass option index, not option
1790 * diagnostic.h (diagnostic_info): Add option_index.
1791 * diagnostic.c: Include opts.h.
1792 (diagnostic_set_info): Initialize option_index.
1793 (diagnostic_report_diagnostic): Amend option name if appropriate.
1794 (warning): Check to see if the specified warning is enabled.
1796 * doc/invoke.texi (-fdiagnostics-show-options): Document.
1798 2005-05-03 Richard Henderson <rth@redhat.com>
1800 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
1801 SPEC_OR_GEN_REGS definitions.
1803 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
1806 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
1807 for unavailable registers.
1809 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1811 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
1813 * cfglayout.c (block_locators_blocks,
1814 insn_locators_initialize, insn_scope): Use VEC instead of
1817 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
1818 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
1821 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1823 * config/sparc/predicates.md (const_compl_high_operand): New.
1824 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
1826 (sparc_emit_set_const64_quick1): Adjust for above change.
1827 (sparc_emit_set_const64_quick2): Likewise.
1828 (sparc_emit_set_const64_longway): Likewise.
1829 (sparc_emit_set_const64): Likewise.
1830 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
1831 movdi_const64_special): Delete.
1832 (logical constant splitters): Use const_compl_high_operand.
1834 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
1836 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
1837 rather than STRIP_NOPS.
1839 2005-05-03 Jakub Jelinek <jakub@redhat.com>
1841 PR rtl-optimization/21330
1842 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
1844 (unswitch_single_loop): Clear cinsn when retrying.
1847 * config/i386/i386.c (legitimize_address): When canonicalizing
1848 ASHIFT into MULT, multiply by 1 << shift_count instead of
1849 1 << log2 (shift_count).
1851 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
1853 * lambda-code.c (gcc_loop_to_lambda_loop,
1854 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
1855 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
1856 generic operand interface.
1857 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
1858 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
1859 generic operand interface.
1860 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
1861 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
1862 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
1863 num_imm_uses): Use ssa_use_operand_t.
1864 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
1865 get_v_must_def_ops): Delete.
1866 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
1867 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
1868 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
1869 get_v_must_def_kill_ptr): Delete.
1870 (delink_stmt_imm_use): Move and use new operand interface.
1871 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
1872 op_iter_next_tree): Use new operand implementation.
1873 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
1874 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
1876 (op_iter_next_mustdef, op_iter_next_maydef,
1877 op_iter_next_must_and_may_def): Delete. Replace with...
1878 (op_iter_next_maymustdef): New. Combine must and may next operations.
1879 (op_iter_init_maydef, op_iter_init_mustdef,
1880 op_iter_init_must_and_may_def): Use new interface.
1881 (single_ssa_tree_operand ): New. Process single operands only as trees.
1882 (single_ssa_use_operand): New. Process single operands only as uses.
1883 (single_ssa_def_operand): New. Process single operands only as defs.
1884 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
1886 (num_ssa_operands): New. Count the number of specified operands.
1887 (compare_ssa_operands_equal): New. Compare two statements' operands.
1888 (single_phi_def): New. Return true if PHI has one def of the specified
1890 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
1891 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
1892 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
1893 (struct stmt_ann_d): Operands field no longer require GTY().
1894 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
1895 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
1896 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
1897 dump_replaceable_exprs, rewrite_trees): Use generic interface.
1898 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
1899 Use use_operand_p instead of ssa_imm_use_t *.
1900 * tree-pretty-print.c (dump_vops): check if operands are active before
1901 dumping virtual operands.
1902 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
1903 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
1904 (ccp_fold): Use new interface.
1905 (ccp_visit_stmt): Remove unused variables and code.
1906 (convert_to_gimple_builtin): Insert statements before calling
1907 mark_new_vars_to_rename.
1908 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
1909 (copy_prop_visit_cond_stmt): Use generic interface.
1910 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
1911 annotation in table.
1912 (thread_across_edge): Use generic interface.
1913 (initialize_hash_element): Initialzie with stmt, not annotation.
1914 (eliminate_redundant_computations): Use generic interface.
1915 (record_equivalences_from_stmt): Pass stmt, not annotation.
1916 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
1918 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
1919 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
1920 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
1921 generic operand interface.
1922 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
1924 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
1926 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
1927 (build_defs, build_uses, build_v_may_defs, build_vuses,
1928 build_v_must_defs): Change type to struct opbuild_list_d.
1929 (ops_active): New. Operands active boolean.
1930 (operand_memory, operand_memory_index): New. Operand memory managers.
1931 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
1932 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
1933 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
1934 Change from functions to static variable list heads.
1935 (opbuild_initialize_virtual): New. Initialize a virtual build list.
1936 (opbuild_initialize_real): New. Initialize a virtual build list.
1937 (opbuild_free): New. Free a build list.
1938 (opbuild_num_elems): New. Number of items in a list.
1939 (opbuild_append_real): New. Add a real (tree *) operand.
1940 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
1941 (opbuild_first): New. Return first element index in a list.
1942 (opbuild_next): New. Return next element in a list.
1943 (opbuild_elem_real): New. Return real element.
1944 (opbuild_elem_virtual): New. Return virtual element.
1945 (opbuild_elem_uid): New. Return UID of virtual element.
1946 (opbuild_clear): New. Reset an operand list.
1947 (opbuild_remove_elem): New. Remove an element form a list.
1948 (ssa_operands_active): New. Return true if operand cache is active.
1949 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
1950 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
1951 (correct_use_link): Use use_operand_p.
1952 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
1953 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
1954 (cleanup_v_may_defs): Use new implmentation.
1955 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
1957 (append_def, append_use, append_v_may_def, append_vuse,
1958 append_v_must_def): Call opbuild_append routine instead of using varray.
1959 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
1960 global parse_old_ops variable.
1961 (free_ssa_operands): New implementation.
1962 (update_stmt_operands): Move. Change argument to build_ssa_operands.
1963 (copy_virtual_operands): Move. New generic implementation.
1964 (create_ssa_artficial_load_stmt): Move. New implementation.
1965 (swap_tree_operands): Update for new implementation.
1966 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
1967 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
1968 rather than a varray.
1969 (verify_imm_links): Use use_operand_p.
1970 (dump_immediate_uses_for): If the immediate use variable is a virtual
1971 variable, show the virtual ops in the stmt.
1972 * tree-ssa-operands.h (def_operand_p): No longer a structure.
1973 (NULL_DEF_OPERAND_P): Now a #define.
1974 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
1975 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
1976 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
1977 mustdef_optype_d): New. Use Linked list representation.
1978 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
1979 (struct ssa_operand_memory_d): New. Allocated Chunk node.
1980 (struct stmt_operands_d): Change to new pointers that are not GTY.
1981 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
1982 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
1983 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
1984 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
1985 SET_V_MUST_DEF_KILL): Delete.
1986 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
1987 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
1988 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
1989 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
1990 (enum ssa_op_iter_type): Operand iterator typechecking values.
1991 (struct ssa_operand_iterator_d): Use linked lists of operands.
1992 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
1993 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
1994 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
1995 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
1996 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
1997 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
1998 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
1999 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
2000 * tree-ssa-opfinalize.h: New. Function templates for expansion.
2001 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
2002 alloc_vuse, and alloc_mustdef.
2003 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
2004 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
2005 and finalize_ssa_v_must_def_ops.
2006 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
2007 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
2009 (compute_avail): Use generic iterator interface.
2010 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
2011 (stmt_makes_single_load, stmt_makes_single_store): Use
2013 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
2014 (statement_sink_location): Use generic interface.
2015 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
2016 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
2017 reset the immediate use link nodes.
2018 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
2019 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
2020 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
2021 (eliminate_tail_call): Use generic operand interface.
2022 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
2023 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
2025 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
2027 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
2028 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
2030 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
2031 Use statement pointer instead of vuse_optype. Use generic interface.
2032 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
2033 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
2034 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
2035 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
2036 * doc/tree-ssa.texi: Update documentation for operand interface.
2038 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
2040 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
2041 gcc_unreachable as appropriate.
2042 (machopic_function_base_name, machopic_indirect_data_reference,
2043 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
2044 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
2045 * config/rs6000/altivec.md (*mov<mode>_internal,
2046 build_vector_mask_for_load): Likewise.
2047 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
2048 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
2049 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
2050 * config/rs6000/predicates.md (easy_fp_constant,
2051 logical_operand): Likewise.
2052 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
2053 compute_save_world_info, rs6000_emit_prologue,
2054 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
2055 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
2058 2005-05-03 Uros Bizjak <uros@kss-loka.si>
2061 * convert.c (convert_to_integer): Convert ceil and floor in
2064 2005-04-29 Geoffrey Keating <geoffk@apple.com>
2067 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
2068 define_insn_and_split. Split only when memory operand is
2069 offsettable. Use adjust_address rather than plus_constant.
2070 (floatunssidf2_internal): Likewise.
2071 (fix_truncdfsi2_internal): Split only when memory operand is
2072 offsettable. Use adjust_address rather than plus_constant.
2073 (fix_trunctfsi2_internal): Likewise.
2074 (floatsidf2_internal): Likewise.
2076 2005-05-02 Diego Novillo <dnovillo@redhat.com>
2078 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
2079 (set_value_range_to_null): Likewise.
2080 (set_value_range_to_varying): New function. Use it in all
2081 call sites that used to call set_value_range (vr, VR_VARYING, ...).
2082 (extract_range_from_assert): If the integral type has a
2083 super-type, and LIMIT is not within MIN and MAX values of that
2084 type, set the resulting range to VR_VARYING.
2086 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
2088 * config/mmix/mmix.opt: New file.
2089 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
2090 (mmix_cc1_ignored_option): Don't declare.
2091 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
2092 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
2093 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
2094 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
2095 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
2096 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
2097 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
2098 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
2100 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
2101 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
2102 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2104 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
2107 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
2108 * c-decl.c (current_function_prototype_built_in,
2109 current_function_prototype_arg_types): New.
2110 (merge_decls): Keep source location of prototype followed by
2111 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
2112 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
2113 (start_function): Always set current_function_prototype_locus,
2114 current_function_prototype_built_in and
2115 current_function_prototype_arg_types. Check for external
2116 prototype whether or not visible for external function and set
2117 current_function_prototype_arg_types accordingly.
2118 (store_parm_decls_oldstyle): Use
2119 current_function_prototype_arg_types for checking old-style
2120 definition against prototype. Give warnings only if
2121 current_function_prototype_built_in).
2123 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
2125 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
2126 (ggc_alloc_zone_stat): Don't define.
2127 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
2128 ggc_alloc_zone_pass_stat.
2129 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
2130 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
2131 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
2133 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
2135 * calls.c (expand_call): Handle current_function_pretend_args_size
2136 when checking for sibcalls.
2138 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2140 PR tree-optimization/21294
2141 * tree-vrp.c (vrp_expr_computes_nonzero): New.
2142 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
2144 2005-05-02 Janis Johnson <janis187@us.ibm.com>
2147 * gcov-io.h: Declare gcov external functions hidden.
2149 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2151 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
2152 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
2153 Use VEC instead of VARRAY.
2156 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
2159 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
2161 * c-common.c (resolve_overloaded_builtin): Forward to target
2162 hook for BUILT_IN_MD built-ins.
2163 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
2164 for all types of built-in.
2165 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
2166 in the definition of the target hooks struct.
2167 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
2168 * config/rs6000/altivec.h: Rewritten.
2169 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
2170 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
2171 rs6000_builtin_type, rs6000_builtin_type_compatible,
2172 altivec_overloaded_builtins, rs6000_builtin_type,
2173 rs6000_builtin_type_compatible): New.
2174 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
2176 (def_builtin): Turn into a function. Check for duplicates and store
2177 the builtin into rs6000_builtin_decls.
2178 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
2179 bdesc_1arg): Add overloaded builtins.
2180 (altivec_expand_builtin): Check for unresolved overloaded builtins,
2181 do not support ALTIVEC_COMPILETIME_ERROR.
2182 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
2183 nodes to represent front-end types.
2184 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
2185 with opaque arguments and/or return values.
2186 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
2187 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
2188 (rs6000_builtin_type_index): New.
2189 (is_ev64_opaque_type): Rename to...
2190 (rs6000_is_opaque_type): ... this.
2191 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
2194 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2196 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
2199 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
2200 Bernd Schmidt <bernd.schmidt@analog.com>
2202 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
2203 print_address_operand, print_operand, legitimize_pic_address,
2204 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
2205 output_pop_multiple): Use gcc_assert or gcc_unreachable as
2207 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
2209 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
2211 * doc/passes.texi: Document vectorization pass.
2213 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2215 * tree-scalar-evolution.c (get_exit_conditions_rec,
2216 select_loops_exit_conditions,
2217 number_of_iterations_for_all_loops,
2218 analyze_scalar_evolution_for_all_loop_phi_nodes,
2219 scev_analysis): Use VEC instead of VARRAY.
2221 2005-05-02 Michael Matz <matz@suse.de>
2224 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
2225 (warn_strict_null_sentinel): Define.
2226 (check_function_sentinel): Check for null_node as valid sentinel too.
2227 * c-common.h (c_tree_index): Added CTI_NULL.
2228 (null_node) Define global_tree[CTI_NULL].
2229 (warn_strict_null_sentinel): Declare.
2230 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
2231 * c.opt: (Wstrict-null-sentinel): New C++ option.
2232 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
2234 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
2236 * gimplify.c (gimplify_compound_lval): Use VEC instead of
2239 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
2241 * dwarf2out.c (decl_scope_table, push_decl_scope,
2242 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
2245 2005-05-01 Mark Mitchell <mark@codesourcery.com>
2248 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
2250 * doc/cpp.texi (__DEPRECATED): Document.
2251 (__EXCEPTIONS): Likewise.
2252 (__GXX_WEAK__): Likewise.
2254 * function.c (INVOKE__main): Do not define.
2255 (expand_main_function): Check HAS_INIT_SECTION when determining
2256 whether or not to call __main.
2258 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
2260 * tree-ssa-loop-ivopts.c: Fix a comment typo.
2262 2005-01-05 Paul Brook <paul@codesourcery.com>
2264 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
2265 (INITIALIZE_TRAMPOLINE): Use it.
2266 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
2267 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
2268 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
2270 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
2272 * doc/install.texi (Specific): Omit dots in the @anchors names
2273 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
2274 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
2276 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
2278 PR tree-optimization/18316
2279 PR tree-optimization/19126
2280 * tree.c (build_int_cst_type): Avoid shift by size of type.
2281 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
2283 * tree-scalar-evolution.h (simple_iv): Declaration changed.
2284 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
2286 (dump_cand): Dump depends_on information.
2287 (determine_biv_step): Add argument to simple_iv call.
2288 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
2289 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
2291 (add_candidate_1): Record depends_on for candidates.
2292 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
2293 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
2294 Handle ivs with nonconstant step.
2295 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
2296 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
2297 (create_new_iv): Unshare the step before passing it to create_iv.
2298 (free_loop_data): Free cand->depends_on.
2299 (build_addr_strip_iref): New function.
2300 (find_interesting_uses_address): Use build_addr_strip_iref.
2301 (strip_offset_1): Split the recursive part from strip_offset.
2302 Strip constant offset component_refs and array_refs.
2303 (strip_offset): Split the recursive part to strip_offset_1.
2304 (add_address_candidates): Removed.
2305 (add_derived_ivs_candidates): Do not use add_address_candidates.
2306 (add_iv_value_candidates): Add candidates with stripped constant
2307 offset. Consider all candidates with initial value 0 important.
2308 (struct affine_tree_combination): New.
2309 (aff_combination_const, aff_combination_elt, aff_combination_scale,
2310 aff_combination_add_elt, aff_combination_add,
2311 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
2312 fold_affine_sum): New functions.
2313 (get_computation_at): Use fold_affine_sum.
2314 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
2315 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
2318 2005-04-30 Michael Matz <matz@suse.de>
2320 * config/i386/i386.md (movmemsi): Also active when
2321 TARGET_INLINE_ALL_STRINGOPS.
2323 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
2326 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
2328 2005-04-30 Paul Brook <paul@codesourcery.com>
2330 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
2332 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
2333 * config/arm/ieee754-sf.S: Ditto.
2334 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
2335 (FUNC_ALIAS): Use .thumb_set for thumb routines.
2337 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
2339 * tree-ssanames.c: Fix a comment typo.
2340 * doc/options.texi: Fix a typo.
2342 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
2344 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
2345 gcc_unreachable as appropriate.
2346 (split_adds_subs, cond_string, print_operand,
2347 h8300_initial_elimination_offset, h8300_classify_operand,
2348 h8300_unary_length, h8300_short_immediate_length,
2349 h8300_bitfield_length, h8300_binary_length,
2350 h8300_insn_length_from_table, compute_mov_length, output_plussi,
2351 compute_plussi_length, compute_plussi_cc, output_logical_op,
2352 compute_logical_op_length, compute_logical_op_cc,
2353 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
2354 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
2355 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
2356 h8300_regs_ok_for_stm): Likewise.
2357 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
2358 monitor_prologue): Likewise.
2360 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
2362 * loop-invariant.c (invariants, create_new_invariant,
2363 get_inv_cost, best_gain_for_invariant,
2364 find_invariants_to_move, move_invariants,
2365 init_inv_motion_data, free_inv_motion_data): Use VEC instead
2368 2005-04-29 Richard Henderson <rth@redhat.com>
2370 * function.c (instantiate_decls): Remove valid_only argument.
2371 (instantiate_decls_1, instantiate_decl): Likewise.
2372 (instantiate_virtual_regs_1): Delete.
2373 (instantiate_virtual_regs_lossage): Delete.
2374 (instantiate_virtual_regs_in_rtx): New.
2375 (safe_insn_predicate): New.
2376 (instantiate_virtual_regs_in_insn): New.
2377 (instantiate_virtual_regs): Update to match all that. Only run
2378 instantiate_decls once.
2380 2005-04-29 Richard Henderson <rth@redhat.com>
2381 Daniel Jacobowitz <dan@codesourcery.com>
2383 * gengtype.c (write_func_for_structure): Split out ...
2384 (output_type_enum): ... new function. Fix thinko accessing
2385 TYPE_PARAM_STRUCT data.
2387 2005-04-29 Tom Tromey <tromey@redhat.com>
2389 * tree.c (build_block): Removed unused 'tags' argument.
2390 * tree.h (build_block): Removed argument.
2392 2005-04-29 Michael Matz <matz@suse.de>
2394 PR rtl-optimization/21144
2395 * postreload.c (reload_cse_move2add): Check for VOIDmode.
2397 2005-04-29 Bob Wilson <bob.wilson@acm.org>
2399 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
2400 flag_reorder_blocks.
2402 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2404 PR tree-optimization/21030
2405 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
2406 ranges where VR->MAX is smaller than VR->MIN.
2408 2005-04-29 Devang Patel <dpatel@apple.com>
2410 PR tree-optimization/21272
2411 PR tree-optimization/21266
2412 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
2414 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
2416 * tree-flow-inline.h: Fix a comment typo.
2417 * doc/tree-ssa.texi: Fix a typo.
2419 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
2421 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2423 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
2424 gcc_unreachable as appropriate.
2425 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
2426 fr30_print_operand, fr30_move_double): Likewise.
2427 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
2429 2005-04-29 Mark Mitchell <mark@codesourcery.com>
2431 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
2432 definition has already been provided.
2433 (ARM_EABI_DTORS_SECTION_OP): Likewise.
2434 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
2435 (ARM_EABI_DTORS_SECTION_OP): Likewise.
2437 2005-04-29 Jim Tison <jtison@us.ibm.com>
2439 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
2440 trace hooks calls to improve performance.
2442 2005-04-29 Julian Brown <julian@codesourcery.com>
2443 Mark Mitchell <mark@codesourcery.com>
2444 Paul Brook <paul@codesourcery.com>
2446 * crtstuff.c: Handle targets that use .init_array.
2447 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
2448 that INVOKE__main is set correctly.
2449 (expand_main_function): Test INVOKE__main.
2450 * libgcc2.c: Do not define __main when using .init_array.
2451 * config/arm/arm.c (arm_elf_asm_constructor): New function.
2452 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
2454 (DTORS_SECTION_ASM_OP): Likewise.
2455 (CTOR_LIST_BEGIN): Define specially when in libgcc.
2456 (CTOR_LIST_END): Likewise.
2457 (DTOR_LIST_BEGIN): Likewise.
2458 (DTOR_LIST_END): Likewise.
2459 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
2460 (FINI_SECTION_ASM_OP): Likewise.
2461 (INIT_ARRAY_SECTION_ASM_OP): Define.
2462 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
2463 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
2464 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
2465 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
2466 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
2468 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2470 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
2471 gcc_assert and gcc_unreachable as appropriate.
2472 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
2473 const_int_cost, output_move_const_into_data_reg,
2474 output_move_qimode, output_move_double, find_addr_reg,
2475 print_operand, print_operand_address): Likewise.
2476 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
2477 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
2478 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
2479 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
2480 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
2481 conditional_trap): Likewise.
2482 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
2484 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2486 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
2487 gcc_unreachable as appropriate.
2488 (gen_conditional_move, xtensa_split_operand_pair,
2489 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
2490 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
2491 xtensa_copy_incoming_a7, xtensa_output_literal,
2492 xtensa_output_literal, xtensa_output_literal): Likewise.
2493 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
2494 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
2495 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
2496 movsicc_internal1, movsfcc_internal0,
2497 movsfcc_internal1): Likewise.
2499 2005-04-28 James E Wilson <wilson@specifixinc.com>
2501 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
2502 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
2504 2005-04-28 DJ Delorie <dj@redhat.com>
2506 * opt-functions.awk (var_set): Emit proper initializer for
2507 non-target bitfields.
2509 2005-04-28 Devang Patel <dpatel@apple.com>
2511 * dbxout.c (have_used_extensions): Remove.
2512 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
2513 have_used_extensions.
2515 2005-04-28 James E Wilson <wilson@specifixinc.com>
2517 * doc/install.texi: Update -enable-languages info. Correct path to
2520 2005-04-28 DJ Delorie <dj@redhat.com>
2522 * optc-gen.awk (END): Make sure no variable is defined more
2524 * opth-gen.awk (END): Allocate bits on a per-variable basis.
2525 Allow for bitfield variables other than target_flags.
2526 * doc/options.text (Mask): Document that you may specify a
2527 variable other than target_flags.
2529 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
2531 PR rtl-optimization/18877
2532 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
2533 number in val.start.
2535 2005-04-28 David Edelsohn <edelsohn@gnu.org>
2538 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
2540 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2541 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2542 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
2544 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
2546 * arm.c (legitimize_pic_address): Fix sense of assertion test for
2547 creating pseudos when the base offset is too large.
2549 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2551 * global.c (earlyclobber_regclass): Change the type to
2553 (check_earlyclobber): Update uses of earlyclobber_regclass.
2554 (mark_reg_use_for_earlyclobber): Likewise.
2555 (calculate_local_reg_bb_info): Allocate and free
2556 earlyclobber_regclass using the VEC API.
2558 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
2560 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
2563 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2565 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
2568 * config.gcc: Obsolete c4x-* and tic4x-*.
2570 * tree.h (edge_def): Remove.
2572 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
2573 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
2574 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
2575 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
2578 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
2579 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
2580 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
2581 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
2582 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
2583 machmode.def, mips-tfile.c, params.c, pretty-print.c,
2584 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
2585 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
2586 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
2587 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
2588 config/i386/cygming.h, config/i386/djgpp.h,
2589 config/i386/lynx.h, config/i386/netware.c,
2590 config/i386/winnt.c, config/ia64/ia64-c.c,
2591 config/iq2000/iq2000.c, config/m32r/little.h,
2592 config/m68k/m68k-protos.h, config/m68k/m68k.h,
2593 config/m68k/m68k.md, config/mcore/mcore.c,
2594 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
2595 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
2596 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
2597 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
2598 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
2599 config/pdp11/pdp11.h, config/rs6000/darwin.h,
2600 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
2601 config/s390/2064.md, config/s390/2084.md,
2602 config/s390/s390-modes.def, config/s390/s390-protos.h,
2603 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
2604 config/stormy16/stormy16.c, config/vax/vax-protos.h,
2605 config/vax/vax.c, config/vax/vax.h,
2606 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
2609 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
2611 * c-typeck.c (build_compound_expr): Correct logic in last change.
2613 2005-04-27 James E. Wilson <wilson@specifixinc.com>
2615 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
2616 parameters. Replace conditional move code with assert checking for
2617 ar.lc. Delete obsolete comments.
2618 (set_src_needs_barrier): Delete cond parameter, and code using it.
2619 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
2620 assert checking for PR_REGS. Fix calls to update_set_flags and
2621 set_src_needs_barrier.
2622 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
2623 callers. Rewrite explanatory comment before the function.
2624 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
2627 2005-04-27 Mike Stump <mrs@apple.com>
2629 * doc/cpp.texi: gcc now implements universal character names.
2631 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2634 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
2635 being a compound expression whose right-hand side is cast to void.
2637 2005-04-27 Caroline Tice <ctice@apple.com>
2639 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2640 Remove targetm.have_named_sections test.
2641 (fix_edges_for_rarely_executed_code): Likewise.
2642 (insert_section_boundary_note): Likewise.
2643 (reorder_basic_blocks): Check partitioning flag before calling
2644 verify_hot_cold_block_grouping.
2645 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2646 the function struct rather than global variables.
2647 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2648 (COLD_END_LABEL): Likewise
2649 (cold_text_section_label): New static global variable.
2650 (cold_end_label): Likewise.
2651 (dwarf2out_switch_text_section): Get hot/cold section labels from
2652 the function struct rather than global variables; test to make sure
2654 (output_aranges): Use cold_text_section_label and cold_end_label;
2655 check partitioning flag before putting out delta.
2656 (output_ranges): Remove incorrect code attempting to use
2658 (output_line_info): Get cold section label from function struct; test
2659 to make sure cfun is defined.
2660 (add_location_or_const_value_attribute): Likewise.
2661 (dwarf2out_var_location): Likewise.
2662 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2663 write out cold_text_section_label if partition flag is set.
2664 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2665 * function.h (struct function): Add new fields to point to hot/cold
2666 section labels: hot_section_label, cold_section_label,
2667 hot_section_end_label and cold_section_end_label; also add new field
2668 for cold text section name, unlikely_text_section_name.
2669 * opts.c (decode_options): Turn off partitioning flag if
2670 !targetm.have_named_sections.
2671 * output.h (hot_section_label): Remove.
2672 (hot_section_end_label): Remove.
2673 (cold_section_end_label): Remove.
2674 (unlikely_section_label): Remove.
2675 (unlikely_text_section_name): Remove.
2676 * passes.c (rest_of_handle_final): Remove extra blank line.
2677 * varasm.c (unlikely_section_label): Remove.
2678 (hot_section_label): Remove.
2679 (hot_section_end_label): Remove.
2680 (cold_section_end_label): Remove.
2681 (unlikely_text_section_name): Remove.
2682 (initialize_cold_section_name): Modify to call
2683 targetm.strip_name_encoding; to store cold section name in current
2684 function struct, if it exists; and to only use the decl_section_name
2685 if flag_named_sections is true.
2686 (unlikely_text_section): Modify to get section name out of current
2687 function struct, if there is one; otherwise build it from
2688 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2689 (in_unlikely_text_section): Likewise.
2690 (named_section): Modify to get/put cold section name in current function
2691 struct, if there is one.
2692 (function_section): Change 'bool unlikely' to 'int reloc'; check
2693 targetm.have_named_sections before calling named_section.
2694 (current_function_section): Likewise.
2695 (assemble_start_function): Modify to get/put unlikely_text_section_name
2696 in current function struct; modify to get hot/cold section labels
2697 from function struct; initialize labels using
2698 ASM_GENERATE_INTERNAL_LABEL;
2699 test partitioning flag before writing out hot section label.
2700 (assemble_end_function): Test partitioning flag before writing out
2701 hot/cold section labels.
2702 (default_section_type_flags_1): Get cold text section name from
2703 function struct if there is one; Set flags correctly for
2704 cold text section if there is not a current function struct.
2706 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2708 * tree-ssa-propagate.c (set_rhs): Revert last change.
2710 2005-04-27 Steve Ellcey <sje@cup.hp.com>
2712 * explow.c (convert_memory_address): Add gcc_assert.
2714 2005-04-27 Mark Mitchell <mark@codesourcery.com>
2716 * configure.ac: Check for ld --sysroot support.
2717 * gcc.c: Document %R specifier for specs.
2718 (SYSROOT_SPEC): New macro.
2719 (sysroot_spec): New variable.
2720 (static_specs): Add sysroot_spec.
2721 (main): Pass the sysroot spec to the linker if appropriate.
2722 * configure: Regenerated.
2723 * config.in: Likewise.
2725 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2727 * fold-const.c (fold_binary): Use build_fold_addr_expr
2728 for address calculation and INDIRECT_REF handling.
2730 2005-04-27 Andrew Haley <aph@redhat.com>
2732 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
2734 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2736 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
2737 pointer when thumb backtracing is on.
2739 * config/fp-bit.c (abort): Revert change.
2741 2005-04-27 Ian Lance Taylor <ian@airs.com>
2743 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
2745 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2747 * tree-ssa-dce.c: Fix a comment typo.
2749 2005-04-27 David S. Miller <davem@davemloft.net>
2751 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
2752 Kill setjmpless_size. current_function_calls_setjmp is completely
2753 computed when we are called, so just use the optimized size value
2754 instead of using REG_SAVE_AREA notes.
2755 (optimize_save_area_alloca): Delete....
2756 * rtl.h (optimize_save_area_alloca): Likewise...
2757 * passes.c (rest_of_compilation): and don't call it any more.
2758 * reg-notes.def (SAVE_AREA): Delete.
2760 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2762 * config/fp-bit.c (abort): Add noreturn attribute.
2764 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
2765 gcc_unreachable as appropriate.
2766 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
2767 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
2768 ASM_OUTPUT_REG_POP): Likewise.
2770 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
2772 * tree-complex.c (expand_vector_operations_1): Do not build
2773 VIEW_CONVERT_EXPR's for the lhs.
2775 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2777 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
2778 unnecessary noncanonical RTL handling.
2779 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
2780 gcc_assert and gcc_unreachable.
2782 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
2783 gcc_unreachable as appropriate.
2784 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
2785 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
2786 use_return_insn, const_ok_for_op, arm_gen_constant,
2787 arm_canonicalize_comparison, legitimize_pic_address,
2788 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
2789 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
2790 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
2791 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
2792 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
2793 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
2794 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
2795 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
2796 output_call, output_mov_long_double_fpa_from_arm,
2797 output_mov_long_double_arm_from_fpa,
2798 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
2799 output_move_double, arithmetic_instr, shift_op, int_log2,
2800 output_return_instruction, arm_output_function_prologue,
2801 arm_output_epilogue, arm_output_function_epilogue,
2802 emit_multi_reg_push, arm_get_frame_offsets,
2803 arm_compute_initial_elimination_offset, arm_expand_prologue,
2804 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
2805 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
2806 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
2807 thumb_compute_initial_elimination_offset,
2808 thumb_output_function_prologue, thumb_load_double_from_address,
2809 thumb_output_move_mem_multiple, thumb_reload_out_hi,
2810 arm_emit_vector_const, arm_dbx_register_number): Likewise.
2811 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
2812 * config/arm/arm.md (thumb_extendhisi2,
2813 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
2814 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
2815 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
2816 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
2817 * config/arm/cirrus.md (*cirrus_arm_movdi,
2818 *cirrus_movdf_hard_insn): Likewise.
2819 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2821 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2823 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
2824 (num_ssa_names): Use VEC_length.
2825 (ssa_names): Use VEC_index.
2826 * tree-ssanames.c (ssa_names): Change the type to
2828 (init_ssanames, fini_ssa_names, make_ssanames,
2829 release_ssa_name): Update uses of ssa_names.
2831 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
2832 Use fold_buildN instead of fold (buildN (...)).
2834 2005-04-27 Devang Patel <dpatel@apple.com>
2836 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
2838 2005-04-27 Matt Thomas <matt@3am-software.com>
2839 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
2841 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
2842 (vax_output_mi_thunk): Ditto.
2843 (vax_notice_cc_update): Ditto.
2844 (INDEX_REGISTER_P): Add trailing \.
2845 (BASE_REGISTER_P): Add trailing \.
2846 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
2848 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2850 * tree-ssa-propagate.c (set_rhs): Check operand of
2851 ADDR_EXPR for gimpliness, too.
2853 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2855 * tree-ssa-pre.c: Fix a comment typo.
2857 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2859 PR tree-optimization/21171
2860 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
2861 record address uses if the reference is volatile.
2863 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
2865 * tree-complex.c (expand_vector_operation): New, extracted from
2866 expand_vector_operations_1.
2867 (tree_vec_extract): Build a NOP_EXPR.
2868 (expand_vec_parallel): Do not care about returning the correct type.
2869 (expand_vector_operations_1): Call expand_vector_operation.
2870 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
2872 * tree-complex.c (gate_expand_vector_operations): New.
2873 (pass_lower_vector_ssa): Use it.
2874 * tree-optimize.c (init_tree_optimization_passes): Include
2875 pass_lower_vector_ssa.
2876 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
2877 (vectorizable_operation): Use it.
2878 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
2879 integer modes for the vector type.
2881 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2882 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
2883 Do not cope with UNITS_PER_SIMD_WORD == 0.
2884 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
2885 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
2886 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
2887 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2888 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2889 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2890 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2892 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
2893 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
2894 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
2896 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
2897 (UNITS_PER_SIMD_WORD): New.
2899 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2901 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
2902 gcc_unreachable as appropriate.
2903 (ia64_expand_load_address, ia64_expand_tls_address,
2904 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
2905 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
2906 next_scratch_gr_reg, ia64_initial_elimination_offset,
2907 ia64_expand_prologue, ia64_expand_epilogue,
2908 ia64_output_dwarf_dtprel, ia64_print_operand,
2909 ia64_register_move_cost, first_instruction, rws_access_regno,
2910 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
2911 ia64_sched_init, ia64_variable_issue,
2912 ia64_first_cycle_multipass_dfs_lookahead_guard,
2913 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
2914 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
2915 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
2916 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2917 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2918 * config/ia64/predicates.md (got_symbolic_operand,
2919 sdata_symbolic_operand): Likewise.
2920 * config/ia64/vect.md (vcondv2sf): Likewise.
2922 2005-04-27 Matt Thomas <matt@3am-software.com>
2924 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
2925 CONSTANT_ADDRESS_P in config/vax/vax.h
2926 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
2927 (INDEX_REGISTER_P): New.
2928 (BASE_REGISTER_P): New.
2929 (indirectable_constant_address_p): New. Adapted from
2930 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
2931 (indirectable_address_p): New. Adapted from
2932 INDIRECTABLE_ADDRESS_P in vax.h.
2933 (nonindexed_address_p): New. Adapted from
2934 GO_IF_NONINDEXED_ADDRESS in vax.h.
2935 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
2936 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
2937 (legitimate_address_p): New. Adapted from
2938 GO_IF_LEGITIMATE_ADDRESS in vax.h.
2939 (vax_mode_dependent_address_p): New. Adapted from
2940 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
2941 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
2942 legitimate_constant_address_p.
2943 (CONSTANT_P): Use legitimate_constant_p.
2944 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
2945 (INDIRECTABLE_ADDRESS_P): Removed.
2946 (GO_IF_NONINDEXED_ADDRESS): Removed.
2947 (INDEX_TEMP_P): Removed.
2948 (GO_IF_REG_PLUS_INDEX): Removed.
2949 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
2950 definitions, depending on whether REG_OK_STRICT is defined.
2951 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
2952 Two definitions, depending on whether REG_OK_STRICT is defined.
2953 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
2955 (legitimate_constant_p): Prototype added.
2956 (legitimate_address_p): Prototype added.
2957 (vax_mode_dependent_address_p): Prototype added.
2959 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2961 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
2963 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2966 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
2969 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2972 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
2973 assertion failures, if __gcc_host_wide_int__ is not properly
2975 (init_dynamic_diag_info): Give errors, not assertion failures, if
2976 location_t, tree or __gcc_host_wide_int__ are not properly
2979 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
2981 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
2982 n_iv_uses, iv_use, n_iv_cands, iv_cand,
2983 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
2984 prepare_decl_rtl, free_loop_data,
2985 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
2988 * tree.h (tree_phi_node): Add a comment about the order of PHI
2991 2005-04-26 Paul Brook <paul@codesourcery.com>
2993 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
2995 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
2997 * config/mips.mips.c (mips_legitimize_tls_address): Use
3000 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
3001 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
3002 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
3004 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
3007 2005-04-26 Jeff Law <law@redhat.com>
3009 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
3010 (op_iter_init_must_and_may_def): Likewise.
3011 (unmodifiable_var_p): Move to a later point in the file.
3012 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
3013 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
3014 (dse_record_phis): Directly check for virtual operands rather than
3015 using need_imm_uses_for.
3016 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
3017 store has multiple V_{MAY,MUST}_DEF operands.
3019 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
3021 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
3024 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
3026 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
3027 call to find_edge outside a loop to go through a PHI chain.
3029 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
3031 PR tree-optimization/17598
3032 * fold-const.c (fold_binary): Fold comparisons of addresses
3033 of COMPONENT_REFs which reference the same field to
3034 comparisons of the addresses of the base objects.
3036 2005-04-26 Julian Brown <julian@codesourcery.com>
3038 * config/arm/arm.c (arm_return_in_msb): New function.
3039 (arm_must_pass_in_stack): New function.
3040 (TARGET_RETURN_IN_MSB): Define target hook.
3041 (TARGET_MUST_PASS_IN_STACK): Define target hook.
3042 (arm_function_value): Pad small aggregate return.
3043 (arm_pad_arg_upward): New function.
3044 (arm_pad_reg_upward): New function.
3045 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
3046 (FUNCTION_ARG_PADDING): Define macro.
3047 (BLOCK_REG_PADDING): Define macro.
3048 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
3049 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
3050 (arm_pad_reg_upward): Declare function.
3052 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
3054 * basic-block.h (ei_cond): New.
3055 (FOR_EACH_EDGE): Call ei_cond.
3057 PR tree-optimization/21047
3058 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
3059 (fold): Don't handle ASSERT_EXPR.
3061 2005-04-25 Roger Sayle <roger@eyesopen.com>
3063 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
3064 all writes to any stack register as a read/write dependency on
3066 (sched_analyze_2): Likewise, for reads from any stack register.
3068 2005-04-25 Richard Henderson <rth@redhat.com>
3070 * final.c (output_addr_const): Revert 2005-04-09 change.
3072 2005-04-25 Mike Stump <mrs@apple.com>
3074 * config/darwin.c (darwin_encode_section_info): Always set
3075 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
3077 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3079 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
3080 gensupport.c, protoize.c, toplev.c: Replace calls to
3081 `unlock_stream' with `unlock_std_streams'.
3083 2005-04-25 Devang Patel <dpatel@apple.com>
3085 * dbxout.c (dbxout_type): Emit attribute vector.
3087 2005-04-05 Paul Brook <paul@codesourcery.com>
3089 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
3090 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
3091 * config/arm/arm.c (arm_cxx_atexit_name): New function.
3092 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
3093 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
3094 (register_dtor_fn): Likewise.
3095 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
3097 2005-04-25 Ian Lance Taylor <ian@airs.com>
3099 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
3100 * c-common.h (EXPR_STMT_EXPR): Don't define.
3101 (c_common_stmt_codes): Don't define.
3102 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
3103 * c-gimplify.c (gimplify_expr_stmt): Remove.
3104 (c_gimplify_expr): Remove EXPR_STMT case.
3105 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
3106 to INIT_STATEMENT_CODES.
3107 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
3109 2005-04-25 Jan Hubicka <jh@suse.cz>
3111 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
3113 * except.c: Include diagnostic.h
3114 (dump_eh_tree, verify_eh_tree): New functions.
3115 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
3116 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
3117 (dump_function_to_file): dump eh tree.
3118 * tree-eh.c (mark_eh_edge): New function.
3119 (mark_eh_edge_found_error): New static variable.
3120 (verify_eh_edges): New function.
3122 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
3124 * tree-ssa-alias.c (fieldoff_t): Remove.
3125 (fieldoff_s): typedef the structure itself. Create a vector of
3127 (push_fields_onto_fieldstack): Return count of fields pushed.
3128 Remove peeling of first field. Adjust.
3129 (fieldoff_compare): Adjust.
3130 (create_overlap_variables_for): Adjust.
3132 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
3134 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
3136 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
3139 * doc/install.texi: Document correct assembler and linker to use
3140 on i?86-*-solaris2.10.
3142 2005-04-25 Steven Bosscher <stevenb@suse.de>
3144 Fix PR tree-optimization/21173
3146 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
3147 Unshare expression we pass to force_gimple_operand.
3149 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
3150 Stephen Clarke <stevec@superh.com>
3151 Roger Sayle <roger@eyesopen.com>
3153 PR rtl-optimization/20413
3154 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
3155 VOIDmode for LABEL_REF.
3156 * final.c (shorten_branches): Likewise.
3157 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
3158 * loop.c (reg_dead_after_loop): Likewise.
3159 * varasm.c (decode_addr_const): Likewise.
3160 * doc/rtl.texi: Document mode requirement for LABEL_REF.
3162 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
3164 * config.gcc (avr-*-*): Remove redundant "case".
3166 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
3168 * tree-vect-analyze.c (vect_mark_relevant): Take
3169 VEC(tree,heap) instead of varray_type as an argument.
3170 (vect_mark_stmts_to_be_vectorized): Change the type of
3171 worklist to VEC(tree,heap). Adjust uses of worklist.
3173 2005-04-24 Devang Patel <dpatel@apple.com>
3175 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
3177 2005-04-24 Ian Lance Taylor <ian@airs.com>
3179 * c-semantics.c (build_stmt): Remove test of specific tree codes
3180 for TREE_SIDE_EFFECTS handling.
3182 2005-04-24 Per Bothner <per@bothner.com>
3184 * c-opts.c (finish_options): Make the line-number of the <built-in>
3185 location 0, as assumed elsewhere, rather than 1.
3187 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
3189 * tree-ssa-uncprop.c (equiv_stack): Change the type o
3191 (tree_ssa_uncprop, uncprop_finalize_block,
3192 uncprop_initialize_block): Update uses of equiv_stack.
3194 2005-04-24 Richard Henderson <rth@redhat.com>
3197 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
3198 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
3200 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
3201 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
3202 <DIV, MOD>: Likewise.
3204 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3206 * collect2.c (main): Unlock the stdio streams.
3207 * gcc.c (main): Likewise.
3208 * gcov-dump.c (main): Likewise.
3209 * gcov.c (main): Likewise.
3210 * gen-protos.c (main): Likewise.
3211 * gensupport.c (init_md_reader_args_cb): Likewise.
3212 * protoize.c (main): Likewise.
3213 * toplev.c (general_init): Likewise.
3215 2005-04-24 Jakub Jelinek <jakub@redhat.com>
3218 * cgraph.h (cgraph_local_info): Add vtable_method field.
3219 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
3220 and node is vtable_method, finalized and not reachable, don't do
3223 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
3225 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
3227 * tree-ssa-pre.c (create_value_expr_from): Use
3228 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
3229 * tree-ssa-propagate.c (stmt_makes_single_load,
3230 stmt_makes_single_store): Use REFERENCE_CLASS_P.
3231 * tree-vect-transform.c (vect_is_simple_cond): Use
3233 * tree-vrp.c (extract_range_from_assert,
3234 build_assert_expr_for, fp_predicate, has_assert_expr): Use
3237 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
3238 of tpa_to_clear to VEC(int,heap). Update uses of
3239 tpa_to_clear. Free tpa_to_clear at the end.
3241 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
3243 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
3246 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
3248 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
3249 and gcc_unreachable as appropriate.
3250 (num_insns_constant, output_vec_const_move,
3251 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
3252 rs6000_emit_set_const, rs6000_emit_move,
3253 spe_build_register_parallel, function_arg,
3254 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
3255 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
3256 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
3257 rs6000_common_init_builtins, expand_block_clear,
3258 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
3259 extract_ME, rs6000_get_some_local_dynamic_name,
3260 rs6000_output_function_entry, print_operand,
3261 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
3262 output_cbranch, output_e500_flip_gt_bit,
3263 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
3264 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
3265 compute_save_world_info, rs6000_stack_info,
3266 rs6000_emit_load_toc_table, rs6000_frame_related,
3267 spe_synthesize_frame_save, rs6000_emit_epilogue,
3268 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
3269 output_function_profiler, rs6000_trampoline_size,
3270 rs6000_initialize_trampoline, find_addr_reg,
3271 rs6000_machopic_legitimize_pic_address,
3272 rs6000_initial_elimination_offset,
3273 rs6000_dbx_register_number): Likewise.
3274 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
3275 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
3276 *movti_power, *movti_string, call, call_value, sibcall,
3277 sibcall_value): Likewise.
3278 * config/rs6000/spe.md (*movdf_e500_double,
3279 *movv2si_internal): Likewise.
3280 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
3283 2005-04-24 Richard Henderson <rth@redhat.com>
3286 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
3287 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
3288 Deny modes smaller than 4 bytes.
3289 * config/i386/i386-protos.h: Update.
3291 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
3293 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
3294 Switch h8300-*-rtems* to ELF.
3296 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
3298 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
3300 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3302 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
3304 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
3307 * fold-const.c: Fold &a[i]-&a[j] to i-j.
3309 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3311 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
3312 definitions of ssa names in condition. Split recusive part to ...
3313 (tree_simplify_using_condition_1): New function.
3314 (expand_simple_operations): New function.
3316 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3318 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
3319 (find_interesting_uses_cond): Do not use integer_zerop and
3320 integer_nonzerop to check for integer constants.
3321 (set_use_iv_cost): Record the value field.
3322 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
3323 determine_use_iv_cost_outer): Set the value field of the cost pair.
3324 (may_eliminate_iv): Do not return the comparison code.
3325 (iv_elimination_compare): New function.
3326 (determine_use_iv_cost_condition): Set the value field. Record
3327 noneliminable invariants correctly.
3328 (rewrite_use_compare, rewrite_use_outer): Use the value field.
3330 2005-04-23 DJ Delorie <dj@redhat.com>
3332 * diagnostic.c (warning): Accept parameter to classify warning option.
3333 (warning0): New, for when a pointer to an error() like function is needed.
3334 * errors.c (warning): Likewise.
3335 * errors.h (warning, warning0): Adjust prototypes.
3336 * toplev.h (warning, warning0): Likewise.
3338 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
3339 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
3340 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
3341 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
3342 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
3343 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
3344 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
3345 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
3347 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
3348 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
3349 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
3350 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
3351 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
3352 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
3353 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
3354 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
3355 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
3356 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
3357 config/rs6000/aix52.h, config/rs6000/darwin.h,
3358 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
3359 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3360 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
3361 config/stormy16/stormy16.c, config/v850/v850-c.c,
3362 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
3365 2005-04-23 Richard Henderson <rth@redhat.com>
3368 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
3369 performing some integral scalar simplifications.
3371 2005-04-23 Richard Henderson <rth@redhat.com>
3374 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
3375 simplifying CONST_VECTOR.
3377 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3379 * tree-ssa-live.c (live_worklist): Take a stack allocated on
3380 heap as an argument. Update uses of stack.
3381 (calculate_live_on_entry): Allocate stack on heap.
3383 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
3384 partition_link and tpa_nodes on heap.
3386 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
3387 (mark_stmt_necessary, propagate_necessity,
3388 mark_really_necessary_kill_operand_phis): Update uses of
3390 (tree_dce_init): Allocate worklist using VEC_alloc.
3391 (tree_dce_done): Free worklist using VEC_free.
3393 2005-04-23 Mike Stump <mrs@apple.com>
3395 * config/darwin.c (machopic_indirection_name): Don't use
3397 (darwin_emit_unwind_label): Use user_label_prefix instead of
3400 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3402 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
3404 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
3406 * config.gcc <cris-*>: Specify .opt files.
3407 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
3408 config/cris/linux.opt: New files.
3409 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
3410 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3411 (TARGET_ELF): Override to 0.
3412 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
3413 -melinux-stacksize=N.
3414 * config/cris/cris.c: (cris_handle_option): New function.
3415 (TARGET_DEFAULT_TARGET_FLAGS): Override.
3416 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
3417 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
3418 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
3419 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
3420 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
3421 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
3422 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
3423 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
3424 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
3425 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
3426 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
3427 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
3428 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
3429 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
3430 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
3431 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
3432 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3433 (TARGET_LINUX): Define 0.
3434 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3435 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
3436 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
3437 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
3438 (TARGET_LINUX): Override to 1.
3439 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3441 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
3443 * haifa-sched.c (schedule_block): Fix thinko in previous
3444 assertification patch.
3446 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
3448 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
3449 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
3450 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
3451 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
3452 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
3453 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
3454 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
3456 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
3457 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
3458 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
3459 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
3460 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
3461 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
3462 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
3463 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
3464 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
3465 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
3466 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
3467 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
3468 (SUBTARGET_OPTIONS): Delete.
3469 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
3470 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
3471 instead of a string.
3472 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
3473 (pa_cpu_string, pa_unix_string): Delete.
3474 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
3475 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
3477 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3478 (pa_handle_option): New function.
3479 (override_options): Remove handling of -march=, -mfixed-range=,
3480 -mschedule= and -munix=.
3481 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
3482 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
3483 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
3484 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
3485 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
3486 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
3487 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
3489 * config/pa/pa.opt: New file.
3490 * config/pa/pa-hpux.opt: New file.
3491 * config/pa/pa-hpux1010.opt: New file.
3492 * config/pa/pa-hpux1111.opt: New file.
3493 * config/pa/pa64-hpux.opt: New file.
3495 2005-04-22 David S. Miller <davem@davemloft.net>
3497 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
3498 integer when it's mode is VOIDmode not DImode.
3500 2005-04-22 Geoffrey Keating <geoffk@apple.com>
3502 * config/rs6000/rs6000.md (sync_add<mode>_internal,
3503 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
3504 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
3505 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
3506 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
3507 "bne- $-xxx" rather than local labels.
3508 (sync_lock_release<mode>): Add second operand.
3509 (lwsync): Use .long rather than a more meaningful opcode.
3510 * doc/md.texi (Standard Names): Add description of second
3511 parameter to sync_lock_test_and_set.
3513 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3515 PR tree-optimization/21088
3516 * fold-const.c (fold_unary, fold_binary, fold_ternary):
3518 * tree-vrp.c (compare_values): Use fold_binary to compare
3519 pointers. Use boolean_type_node as the type of a comparison
3520 expression being folded.
3521 * tree.h: Add prototypes for fold_unary, fold_binary,
3524 * tree-ssa-dom.c: Fix formatting.
3526 2005-04-22 Diego Novillo <dnovillo@redhat.com>
3528 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
3529 * lambda-code.c (perfect_nestify): Mark virtual operands in
3530 the moved statement for renaming.
3531 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
3532 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3533 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
3534 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3535 * tree-flow.h (struct var_ann_d): Update comments.
3536 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
3537 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
3538 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
3539 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
3540 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
3541 debug_names_replaced_by): Remove declarations.
3542 (delete_update_ssa, get_current_def, set_current_def): Declare.
3543 (rewrite_into_loop_closed_ssa): Add new argument. Update
3545 * tree-into-ssa.c: Include params.h.
3546 (old_virtual_ssa_names): Remove. Update all users.
3547 (need_to_replace_names_p): Remove. Update all users.
3548 (struct update_ssa_stats_d): Declare.
3549 (update_ssa_stats): New local.
3550 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
3551 dump_tree_ssa_stats, debug_tree_ssa_stats,
3552 dump_update_ssa, debug_update_ssa,
3553 dump_names_replaced_by, debug_names_replaced_by): Declare.
3554 (get_current_def, set current_def): Make extern.
3555 (is_old_name, is_new_name): Protect against references
3556 past the end of the sets.
3557 (add_new_name_mapping): Assert that OLD and NEW are
3558 different SSA names for the same symbol.
3559 When adding a virtual mapping, update stats for virtual
3561 (insert_phi_nodes_for): If UPDATE_P is true, create the
3562 LHS of the new PHI by duplicating SSA name VAR.
3563 (insert_phi_nodes_1): Remove. Update all users.
3564 (insert_phi_nodes): Remove second argument. Update all
3566 (maybe_replace_use, maybe_replace_def): New.
3567 (rewrite_update_stmt): Call them.
3568 (mark_def_interesting): Remove calls to is_gimple_reg.
3569 (prepare_phi_args_for_update): Remove. Update all users.
3570 (prepare_block_for_update): Only process virtual operands
3571 and GIMPLE registers in normal form.
3572 (prepare_use_sites_for): New.
3573 (prepare_names_to_update): Rename from prepare_def_sites.
3574 Call prepare_use_sites_for.
3575 (dump_update_ssa): Rename from dump_repl_tbl.
3577 Show statistics for virtual mapping heuristic.
3578 (debug_update_ssa): Rename from debug_debug_repl_tbl.
3579 (init_update_ssa): Initialize UPDATE_SSA_STATS.
3580 (delete_update_ssa): Make extern.
3581 (mark_set_for_renaming): If the set is empty, do nothing.
3582 (release_ssa_name_after_update_ssa): Update comment.
3583 (insert_updated_phi_nodes_for): Do not remove existing
3584 PHI nodes for symbols.
3585 (switch_virtuals_to_full_rewrite_p): New.
3586 (switch_virtuals_to_full_rewrite): New.
3587 (update_ssa): Call them.
3588 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
3589 for every statement before updating.
3590 If all the names in NEW_SSA_NAMES have been marked for
3591 removal, do nothing.
3592 Only start at the top of the CFG if there are symbols in
3594 (ssa_rewrite_finalize_block): Remove.
3595 (ssa_register_new_def): Remove.
3596 (ssa_rewrite_stmt): Remove.
3597 (ssa_rewrite_phi_arguments): Remove.
3598 (ssa_rewrite_initialize_block): Remove.
3599 (ssa_mark_def_sites): Remove.
3600 (ssa_mark_def_sites_initialize_block): Remove.
3601 (ssa_mark_phi_uses): Remove.
3602 (rewrite_ssa_into_ssa): Remove.
3603 * tree-phinodes.c (find_phi_node_for): Remove.
3604 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3606 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
3607 Remove calls to verify_dominators and
3608 verify_loop_structure.
3609 (tree_unswitch_single_loop): Call update_ssa.
3610 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
3613 (delete_tree_ssa): Assert that need_ssa_update_p returns
3615 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
3616 * tree-vectorizer.c (allocate_new_names, rename_def_op,
3617 free_new_names): Remove. Update all users.
3618 (rename_use_op): Call get_current_def.
3619 (rename_variables_in_bb): Do not handle any real or
3621 (slpeel_update_phis_for_duplicate_loop): Call
3622 get_current_def and set_current_def instead of using
3624 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
3625 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
3626 ssa_names_to_replace and delete_update_ssa.
3627 * doc/invoke.texi: Document --param min-virtual-mappings
3628 and --param virtual-mappings-ratio.
3630 2005-04-22 Diego Novillo <dnovillo@redhat.com>
3632 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
3633 for newly created PHI nodes.
3634 Call create_new_def_for for every new V_MAY_DEF and
3635 V_MUST_DEF on the copied statement.
3636 (struct ssa_name_map_entry): Remove.
3637 (ssa_name_map_entry_hash): Remove.
3638 (ssa_name_map_entry_eq): Remove.
3639 (allocate_ssa_names): Remove.
3640 (rewrite_to_new_ssa_names_def): Remove.
3641 (rewrite_to_new_ssa_names_use): Remove.
3642 (rewrite_to_new_ssa_names_bb): Remove.
3643 (rewrite_to_new_ssa_names): Remove.
3644 (tree_duplicate_sese_region): Remove variables ver,
3645 definitions, phi, ssa_name_map and bi.
3646 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
3648 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3649 update_ssa instead of rewrite_ssa_into_ssa.
3650 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
3652 (find_uses_to_rename_use): Add argument 'need_phis'.
3653 (find_uses_to_rename_stmt): Do not scan virtual operands.
3654 (find_uses_to_rename): Only scan PHI nodes for
3656 (rewrite_into_loop_closed_ssa): Call update_ssa.
3657 (check_loop_closed_ssa_use): Ignore virtual operands.
3658 (check_loop_closed_ssa_stmt): Likewise.
3659 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
3661 (rename_variables, set_phi_def_stmts): Remove.
3662 (tree_duplicate_loop_to_header_edge): Reformat comment.
3663 Remove variables BB, I and DEFINITIONS.
3664 Call need_ssa_update_p.
3666 (lv_adjust_loop_header_phi): Reformat comment.
3667 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
3668 (marked_for_rewrite_p, any_marked_for_rewrite_p,
3669 mark_for_rewrite, unmark_all_for_rewrite,
3670 marked_ssa_names): Remove. Update all users.
3671 (release_ssa_name): If VAR has been registered for SSA
3672 updating, do nothing.
3673 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
3674 (build_assert_expr_for): Call register_new_name_mapping.
3675 (insert_range_assertions): Update call to update_ssa.
3676 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
3677 marked_for_rewrite_p, any_marked_for_rewrite_p,
3678 marked_ssa_names): Remove.
3680 2005-04-22 Jeff Law <law@redhat.com>
3682 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
3683 (restore_currdefs_to_original_value): Likewise.
3684 (register_definitions_for_stmt): Likewise.
3685 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
3686 for each variable. Do not allocate/free block_defs_stack either.
3687 Do not iterate if we just thread jumps. Only iterate if the
3688 tree_cleanup_cfg does useful work (temporary).
3689 (dom_opt_initialize_block): No longer push a marker on
3691 (dom_opt_finalize_block): Removal call to restore currdefs.
3692 Relax restrictions for recording edge equivalences.
3693 (record_equivalences_from_phis): No longer need to track
3695 (optimize_stmt): Similarly.
3696 (thread_across_edge): Simplify by removing the requirement that
3697 statements in the block we are threading through must be nops.
3698 (initialize_hash_element): Handle GOTO_EXPR.
3700 2005-04-22 David S. Miller <davem@davemloft.net>
3702 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
3704 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
3705 fix check on CONST_DOUBLE mode. It should be VOIDmode
3706 when it is representing an integer.
3708 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3710 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
3711 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
3712 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
3713 find_char_info_specifier_index,
3714 find_length_info_modifier_index): Likewise.
3715 * c-typeck.c (composite_type, pop_init_level): Likewise.
3716 * combine.c (cant_combine_insn_p, try_combine): Likewise.
3717 * cse.c (cse_insn): Likewise
3718 * dominance.c (calc_dfs_tree): Likewise
3719 dwarf2out.c (loc_descriptor_from_tree_1,
3720 add_abstract_origin_attribute, force_decl_die,
3721 force_type_die): Likewise
3722 emit-rtl.c (operand_subword_force): Likewise
3723 explow.c (hard_function_value): Likewise
3724 expmed.c (store_bit_field, expand_divmod,
3725 emit_store_flag_force): Likewise
3726 expr.c (emit_move_multi_word, store_expr,
3727 expand_expr_real_1): Likewise
3728 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
3729 output_operand): Likewise
3730 flow.c (recompute_reg_usage): Likewise
3731 * function.c (assign_stack_temp_for_type, assign_temp,
3732 handle_epilogue_set): Likewise
3733 * genextract.c (main): Likewise
3734 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
3735 gimplify_modify_expr_rhs, gimplify_expr): Likewise
3736 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
3737 ready_remove, rm_line_notes, rm_other_notes,
3738 schedule_block): Likewise
3739 mips-tfile.c (copy_object, out_of_bounds): Likewise
3741 2005-04-22 David Edelsohn <edelsohn@gnu.org>
3744 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
3745 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
3746 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
3747 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
3749 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
3751 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3753 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
3754 (gcc_tree_to_linear_expression): Convert to heap allocated
3756 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
3757 lbv_to_gcc_expression, lle_to_gcc_expression,
3758 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
3759 perfect_nestify): Likewise.
3760 lambda.h (gcc_loopnest_to_lambda_loopnest,
3761 lambda_loopnest_to_gcc_loopnest): Likewise.
3762 tree-loop-linear.c (linear_transform_loops): Likewise.
3764 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3766 * config/sparc/predicates.md (arith_double_operand): Use
3767 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
3768 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
3769 (DImode, DFmode constant splitters): Likewise. Remove code for
3770 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
3771 (logical constant splitters): Use const_int_operand predicate.
3772 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
3773 HOST_BITS_PER_WIDE_INT < 64.
3775 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3777 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
3778 gcc_unreachable as appropriate.
3779 (force_mode, emit_move_sequence, singlemove_string,
3780 output_move_double, output_fp_move_double, find_addr_reg,
3781 output_block_move, output_block_clear, output_and,
3782 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
3783 pa_adjust_cost, pa_issue_rate, print_operand,
3784 output_global_address, output_arg_descriptor, output_cbranch,
3785 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
3786 output_call): Likewise.
3787 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
3788 prefetch, prefetch_cc, prefetch_nocc): Likewise.
3790 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
3792 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
3793 _gcov_pow2_profiler and _gcov_one_value_profiler.
3794 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
3795 (GTFILES): Add $(srcdir)/tree-profile.c.
3796 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
3797 __gcov_one_value_profiler): Declare.
3798 * gimplify.c (force_gimple_operand): Check whether the statements
3799 should be produced in ssa form.
3800 (force_gimple_operand_bsi): New function.
3801 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
3802 __gcov_one_value_profiler): New functions.
3803 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
3804 the profiled value is a power of two or not.
3805 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
3806 * tree-flow.h (in_ssa_p): Declare.
3807 (force_gimple_operand_bsi): Declare.
3808 * tree-into-ssa.c (in_ssa_p): New variable.
3809 (rewrite_into_ssa): Set in_ssa_p.
3810 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
3811 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
3812 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
3813 tree_one_value_profiler_fn): New variables.
3814 (tree_init_edge_profiler): Initialize the profiler function decls.
3815 (tree_gen_edge_profiler): Use global gcov_type_node.
3816 (prepare_instrumented_value): New function.
3817 (tree_gen_interval_profiler, tree_gen_interval_profiler,
3818 tree_gen_one_value_profiler): Call the library functions instead of
3819 creating instrumentation code.
3820 * tree.c (build_fn_decl): New function.
3821 * tree.h (build_fn_decl): Declare.
3822 * value-prof.c (rtl_divmod_values_to_profile,
3823 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
3824 tree_mod_pow2_value_transform, tree_find_values_to_profile):
3825 Do not handle may_be_other and precise values of exponents at pow2
3827 (tree_mod_subtract_transform): Reflect that value field of
3828 histogram has changed meaning.
3829 (tree_divmod_values_to_profile): Record the values correctly.
3830 (tree_values_to_profile): Update comment.
3831 * value-prof.h (struct histogram_value_t): Remove pow2 data.
3833 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
3835 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
3838 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3840 * config/i386/i386.md (length_immediate): Use gcc_assert or
3841 gcc_unreachable, as appropriate.
3842 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
3843 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
3844 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
3845 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
3846 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
3847 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
3848 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
3849 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
3850 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
3851 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
3852 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
3853 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
3854 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
3855 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
3856 *prefetch_sse_rex): Likewise.
3857 * config/i386/predicates.md (x86_64_immediate_operand,
3858 x86_64_zext_immediate_operand, symbolic_operand,
3859 no_seg_address_operand, aligned_operand,
3860 memory_displacement_operand): Likewise.
3861 * config/i386/sse.md (*mov<mode>_internal,
3862 *movv2df_internal): Likewise.
3864 2005-04-22 Jan Hubicka <jh@suse.cz>
3866 * Makefile.in (ipa.o, ipa-inline.o): New files.
3867 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
3868 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
3869 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
3870 * cgraphunit.c (cgraph_default_inline_p,
3871 cgraph_decide_inlining_incrementally, ncalls_inlined,
3872 nfunctions_inlined, initial_insns, overall_insns,
3873 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
3874 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
3875 cgraph_mark_inline, cgraph_check_inline_limits,
3876 cgraph_default_inline_p, cgraph_recursive_inlining_p,
3877 update_callee_keys, lookup_recursive_calls,
3878 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
3879 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
3880 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
3881 pass_ipa_inline): Move to ipa-inline.c
3882 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
3884 * ipa-inline.c: New file.
3886 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3888 * doc/invoke.texi (SPARC options): Document that -mapp-regs
3889 is turned off by default on Solaris.
3891 2005-04-21 Roger Sayle <roger@eyesopen.com>
3893 * c-common.h (objc_build_method_signature): Update prototype.
3894 * stub-objc.c (objc_build_method_signature): Update the stub
3895 implementation to accept and ignore additional parameter.
3896 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
3897 the value of ellipsis to objc_build_method_signature instead
3898 of setting TREE_OVERFLOW on the parms TREE_LIST node.
3900 2005-04-21 Geoffrey Keating <geoffk@apple.com>
3902 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
3903 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
3904 gen_rtx_* not gen_rtx_fmt_*.
3905 (rs6000_emit_vector_select): Likewise.
3906 (rs6000_emit_sync): New.
3907 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
3908 (larx, stcx, cmp): New mode substitutions.
3909 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
3910 UNSPEC_ISYNC): New constants.
3911 (rlwinm): Give name.
3912 (memory_barrier, isync, lwsync): New insns.
3913 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
3914 (sync_lock_release<mode>): New expander.
3915 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
3916 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
3917 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
3918 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
3919 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
3920 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
3921 (sync_add<mode>_internal, sync_addshort_internal,
3922 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
3923 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
3924 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
3926 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
3927 is the memory before, not after, the operation. Clarify
3928 barrier requirements.
3930 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3932 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
3933 * lambda.h (lambda_vector_min_nz): Likewise.
3934 * langhooks.h (struct lang_hooks_for_types,
3935 struct lang_hooks): Likewise.
3936 * output.h (assemble_integer, this_is_asm_operands): Likewise.
3939 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
3941 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
3942 comments to avoid 'abort'. Use gcc_assert as necessary.
3943 * opts.c (common_handle_option): Likewise.
3944 * pretty-print.c (pp_base_format_text): Likewise.
3945 * print-rtl.c (print_rtx): Likewise.
3946 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
3947 * regmove.c (try_auto_increment): Likewise.
3948 * reload.c (find_valid_class, find_reloads_toplev,
3949 find_equiv_reg): Likewise.
3950 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
3951 merge_assigned_reloads): Likewise.
3952 * tree-inline.c (inline_forbidden_p_1,
3953 estimate_num_insns_1): Likewise.
3954 * tree-optimize.c (execute_todo): Likewise.
3955 * tree-outof-ssa.c (eliminate_phi): Likewise.
3956 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
3957 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
3958 * tree-ssa-operands.c (parse_ssa_operands,
3959 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
3960 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
3961 * tree-ssanames.c (release_ssa_name): Likewise.
3962 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
3963 walk_tree): Likewise.
3965 * tree-ssa-operands.c (verify_abort): Fold into ..
3966 (verify_imm_links): ... here.
3968 2005-04-21 Richard Henderson <rth@redhat.com>
3970 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
3971 on non-memory operand for previous inversion.
3973 2005-04-21 Devang Patel <dpatel@apple.com>
3975 PR optimization/20994
3976 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
3977 x = !(a == b) : p , q;.
3978 (pass_if_conversion): Verify stmts and flow.
3980 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3982 * optabs.c (gen_conditional_trap): Restore #define.
3984 * alias.c (true_dependence): Remove 'abort' from comments. Use
3985 gcc_assert and gcc_unreachable as appropriate.
3986 (canon_true_dependence): Likewise.
3987 * bb-reorder.c (connect_traces): Likewise.
3988 * c-common.c (c_add_case_label): Likewise.
3989 * c-decl.c (finish_function): Likewise.
3990 * caller-save.c (insert_restore, insert_save): Likewise.
3991 * cfg.c (update_bb_profile_for_threading): Likewise.
3992 * cfganal.c (flow_active_insn_p): Likewise.
3993 * cfgexpand.c (add_reg_br_prob_note): Likewise.
3994 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
3995 cfg_layout_merge_blocks): Likewise.
3996 * ifcvt.c (cond_exec_process_insns, merge_if_block,
3997 find_if_block): Likewise.
3998 * integrate.c (allocate_initial_values): Likewise.
3999 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
4000 swap_condition, unsigned_condition, signed_condition,
4001 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
4002 reg_or_subregno): Likewise.
4003 * lambda-code.c (lambda_compute_auxillary_space,
4004 lambda_transform_legal_p): Likewise.
4005 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
4006 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
4007 lhd_incomplete_type_error, lhd_expand_expr,
4008 lhd_types_compatible_p, lhd_tree_size): Likewise.
4009 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
4010 * local-alloc.c (update_equiv_regs): Likewise.
4011 * loop-unroll.c (peel_loop_completely
4012 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
4013 peel_loop_simple, unroll_loop_stupid,
4014 analyze_iv_to_split_insn): Likewise.
4015 * loop.c (gen_prefetch, find_and_verify_loops,
4016 basic_induction_var): Likewise.
4017 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
4018 * value-prof.c (tree_find_values_to_profile): Likewise.
4019 * varasm.c (named_section, default_assemble_integer,
4020 decode_addr_const): Likewise.
4022 2005-04-21 Alan Modra <amodra@bigpond.net.au>
4023 Fariborz Jahanian <fjahanian@apple.com>
4025 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
4026 portion of argument passed in fpr.
4027 * expr.c (emit_push_insn): Fix computation of 'offset' used to
4028 decide on partial argument save on stack.
4030 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
4032 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
4035 2005-04-21 Jan Hubicka <jh@suse.cz>
4037 * cgraphunit.c: Include tree-pass.h
4038 (cgraph_decide_recursive_inlining,
4039 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
4040 cgraph_decide_inlining): Dump goes to dump_file.
4041 (cgraph_optimize): Call ipa passes instead of inliner.
4042 (cgraph_gate_inlining, pass_ipa_inline): New.
4043 * tree-optimize.c (all_ipa_passes): New static variable.
4044 (register_one_dump_file): Dead with IPA passes.
4045 (register_dump_files): Likewise.
4046 (init_tree_optimization_passes): Initialize IPA passes.
4047 (execute_todo): Do cgraph dump when asked to, do not dump function body
4049 * tree-pass.h (TODO_dump_cgraph): New macro.
4050 (ipa_passes): Declare.
4051 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
4053 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4055 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
4056 gcc_assert instead of abort.
4057 (classify_argument, examine_argument, construct_container,
4058 contains_128bit_aligned_vector_p, ix86_check_movabs,
4059 standard_80387_constant_opcode, standard_80387_constant_rtx,
4060 ix86_initial_elimination_offset, ix86_compute_frame_layout,
4061 pro_epilogue_adjust_stack, ix86_expand_epilogue,
4062 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
4063 legitimize_tls_address, output_pic_addr_const,
4064 i386_output_dwarf_dtprel, put_condition_code, print_reg,
4065 get_some_local_dynamic_name, print_operand, print_operand_address,
4066 output_387_binary_op, emit_i387_cw_initialization,
4067 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
4068 ix86_expand_clear, ix86_expand_binary_operator,
4069 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
4070 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
4071 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
4072 ix86_expand_branch, ix86_expand_setcc,
4073 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
4074 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
4075 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
4076 memory_address_length, ix86_attr_length_immediate_default,
4077 ix86_attr_length_address_default, ix86_agi_dependant,
4078 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
4079 ix86_expand_binop_builtin, ix86_force_to_memory,
4080 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
4081 x86_emit_floatuns): Likewise.
4082 * config/i386/netware.c (gen_regparm_prefix,
4083 i386_nlm_strip_name_encoding): Likewise.
4084 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
4086 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4088 * optabs.c (gen_condiational_trap): Remove #define.
4089 (add_equal_note): Assertify. Remove explicit indirection from
4090 call via function pointer.
4091 (expand_ternary_op, expand_simple_binop, expand_binop,
4092 expand_twoval_unop, expand_twoval_binop,
4093 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
4094 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
4095 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
4096 prepare_float_lib_cmp, emit_conditional_move,
4097 emit_conditional_add, gen_add2_insn, gen_add3_insn,
4098 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
4099 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
4100 vector_compare_rtx, expand_vec_cond_expr): Likewise.
4102 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4104 * vec.h: Update API to separate allocation mechanism from type.
4105 (VEC_safe_grow): New.
4106 * vec.c (calculate_allocation): New.
4107 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
4108 (vec_gc_free, vec_heap_free): Remove.
4109 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
4111 (mangle_macro_name): New.
4112 (struct macro_def): New.
4113 (struct macro): Add multiple argument values.
4114 (macro_expans_end): New.
4115 (push_macro_expansion): Chain on new macro. Process multiple
4116 args, create follow on expansion. Return follow on argument.
4117 (macro_input): Deal with multiple arguments.
4119 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
4120 (struct tree_binfo): Adjust.
4121 * basic-block.h: Define VEC(edge,gc).
4122 (struct edge_def): Adjust.
4123 (struct basic_block_def, struct edge_iterator): Likewise.
4124 (ei_container, ei_start_1, ei_last_1): Likewise.
4125 * cfg.c (connect_src, connect_dest): Likewise.
4126 * cfgrtl.c (force_nonfallthru_and_redirect)
4127 * dbxout.c (dbxout_type)
4128 * dwarf2out.c (gen_member_die)
4129 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
4130 (gcc_tree_to_linear_expression): Adjust.
4131 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
4132 lbv_to_gcc_expression, lle_to_gcc_expression,
4133 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
4134 perfect_nestify): Likewise.
4135 * lambda.h (gcc_loopnest_to_lambda_loopnest,
4136 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
4137 * profile.c (instrument_values): Adjust.
4138 * tree-cfg.c (modified_noreturn_calls): Adjust.
4139 (remove_fallthru_edge): Likewise.
4140 * tree-dump.c (dequeue_and_dump): Adjust.
4141 * tree-flow-inline.h (mark_stmt_modified): Adjust.
4142 * tree-flow.h (modified_noreturn_calls): Adjust.
4143 (tree_on_heap): Remove. (yay!)
4144 (register_new_def): Adjust.
4145 * tree-into-ssa.c: Define VEC(int,heap).
4146 (block_defs_stack): Adjust.
4147 (find_idf, insert_phi_nodes, register_new_def,
4148 rewrite_initialize_block, rewrite_finalize_block,
4149 register_new_update_single, rewrite_update_init_block,
4150 rewrite_update_fini_block, rewrite_blocks,
4151 ssa_rewrite_finalize_block, ssa_register_new_def,
4152 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
4153 * tree-loop-linear.c (linear_transform_loops): Adjust.
4154 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
4155 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
4156 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
4157 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
4158 vrp_variables_stack): Adjust declarations.
4159 (tree_ssa_dominator_optimize): Adjust.
4160 (dom_opt_initialize_block, remove_local_expressions_from_table,
4161 restore_nonzero_vars_to_original_value,
4162 restore_vars_to_original_value,
4163 restore_currdefs_to_original_value, dom_opt_finalize_block,
4164 record_var_is_nonzero, record_cond, record_const_or_copy_1,
4165 optimize_stmt, update_rhs_and_lookup_avail_expr,
4166 lookup_avail_expr, record_range): Likewise.
4167 * tree-ssa-pre.c: Define VEC(basic_block,heap).
4168 (compute_antic_aux): Adjust.
4169 (inserted_exprs, create_expression_by_pieces,
4170 insert_into_preds_of_block, eliminate, mark_operand_necessary,
4171 remove_dead_inserted_code, fini_pre): Likewise.
4172 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
4173 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
4174 ssa_prop_init): Likewise.
4175 * tree-ssa.c: Define VEC(bitmap,heap).
4176 (verify_name_tags): Adjust.
4177 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
4178 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
4179 tree_divmod_values_to_profile, tree_find_values_to_profile,
4180 value_profile_transformations): Likewise.
4181 * value-prof.h: Define VEC(histogram_value,heap).
4182 * varasm.c: Remove alias_pair pointer typedef, define
4184 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
4186 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
4187 not a pointer to it. Create an object vector.
4188 (extern_symbols): Turn into an object vector.
4189 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
4191 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
4194 * Makefile.in (tree-chrec.o): Depend on params.h.
4195 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
4197 * tree-chrec.c: Depend on params.h. Replace build with buildN,
4198 and fold build with fold_buildN.
4199 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
4200 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4201 (tree_contains_chrecs): Compute an estimation of the size of the
4203 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
4204 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
4205 * tree-scalar-evolution.c (simple_iv): Ditto.
4206 * doc/invoke.texi (scev-max-expr-size): Documented.
4208 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
4210 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
4211 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
4212 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
4213 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
4214 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
4215 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
4216 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
4217 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
4218 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
4219 (darwin_fix_and_continue_switch): Delete.
4220 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
4221 (SUBTARGET_SWITCHES): Delete.
4222 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
4223 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
4224 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
4225 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
4226 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
4227 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
4228 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
4229 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
4230 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
4231 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
4232 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
4233 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
4234 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
4235 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
4236 (TARGET_64BIT): Undef before redefining.
4237 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
4238 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
4239 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
4240 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
4241 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
4242 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
4243 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
4244 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
4245 (ix86_debug_arg_string, ix86_debug_addr_string)
4246 (ix86_align_loops_string, ix86_align_jumps_string)
4247 (ix86_align_funcs_string): Delete.
4248 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
4249 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
4250 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
4251 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
4252 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
4253 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
4254 (SUBTARGET_SWITCHES): Delete.
4255 * config/i386/i386.c (ix86_debug_arg_string): Delete.
4256 (ix86_debug_addr_string): Delete.
4257 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
4258 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
4259 (ix86_align_loops_string, ix86_align_jumps_string)
4260 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
4261 (ix86_align_funcs_string): Make static.
4262 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4263 (ix86_handle_option): New function.
4264 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
4265 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
4266 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
4267 of darwin_fix_and_continue_switch.
4268 (darwin_one_byte_bool): Delete.
4269 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
4270 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
4271 to darwin_one_byte_bool.
4272 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
4273 * config/i386/djgpp.opt, config/i386/i386.opt,
4274 * config/i386/sco5.opt: New files.
4276 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4278 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
4279 fp_zero_operand, fp_register_operand, intreg_operand,
4280 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
4281 call_operand, call_operand_address, tgd_symbolic_operand,
4282 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
4283 symbolic_operand, symbolic_memory_operand, label_ref_operand,
4284 sp64_medium_pic_operand, data_segment_operand,
4285 text_segment_operand, splittable_symbolic_memory_operand,
4286 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
4287 eq_or_neq, normal_comp_operator, noov_compare_op,
4288 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
4289 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
4290 const64_operand, const64_high_operand, arith11_operand,
4291 arith10_operand, arith_double_operand, arith_double_4096_operand,
4292 arith_double_add_operand, arith11_double_operand,
4293 arith10_double_operand, small_int, small_int_or_double,
4294 uns_small_int, uns_arith_operand, clobbered_register,
4295 input_operand, compare_operand): Delete.
4296 (sparc_emit_set_const32): Use predicates in assertion. Remove special
4297 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
4298 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
4299 (GEN_HIGHINT64, GEN_INT64): Delete.
4300 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
4301 gen_safe_XOR64): Adjust for above deletion.
4302 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
4303 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
4304 (legitimate_constant_p): Use const_zero_operand instead.
4305 (sparc_extra_constraint_check): Likewise.
4306 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
4307 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
4308 (PREDICATE_CODES): Delete.
4309 * config/sparc/sparc.md: Include predicates.md.
4310 (All patterns): Adjust for new predicate names.
4311 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
4312 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
4313 (movdi): Use general_operand predicate.
4314 (movdi_sp64_dbl): Delete.
4315 (movdi_const64_special): Add 'N' constraint.
4316 (movdicc): Use arith10_operand predicate.
4317 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
4318 (movdi_cc_reg_sp64): Use arith10_operand predicate.
4319 (movdi_cc_reg_sp64_trunc): Delete.
4320 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
4321 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
4322 (subdi3_sp32): Delete.
4323 (subdi3_insn_sp32): Change to define_insn_and_split.
4324 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
4325 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
4326 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
4327 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
4328 small_int_operand predicate.
4329 (divdi3, udivdi3): Use arith_operand predicate.
4330 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
4331 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
4332 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
4333 (xordi3_sp64_dbl): Delete.
4334 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
4335 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
4336 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
4337 cmp_ccx_set_not): Use arith_operand predicate.
4338 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
4339 * config/sparc/predicates.md: New file.
4341 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
4343 PR tree-optimization/14846
4344 * fold-const.c (fold_single_bit_test_into_sign_test): New,
4346 (fold_single_bit_test): ... here.
4347 (fold_binary): Call fold_single_bit_test_into_sign_test
4348 instead of fold_single_bit_test.
4350 2005-04-20 James E Wilson <wilson@specifixinc.com>
4353 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
4354 is another declaration.
4356 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
4358 * config/cris/predicates.md: New file.
4359 * config/cris/cris-protos.h (cris_store_multiple_op_p)
4360 (cris_movem_load_rest_p): Declare.
4361 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
4362 (cris_movem_load_rest_p): Ditto. Globalize.
4363 (cris_bdap_operand, cris_bdap_biap_operand,
4364 cris_orthogonal_operator, cris_commutative_orth_op,
4365 cris_operand_extend_operator,
4366 cris_additive_operand_extend_operator, cris_extend_operator,
4367 cris_plus_or_bound_operator, cris_mem_op,
4368 cris_general_operand_or_symbol,
4369 cris_general_operand_or_gotless_symbol,
4370 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
4371 cris_load_multiple_op): Remove predicate functions.
4372 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
4373 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
4374 * config/cris/cris.h (PREDICATE_CODES): Don't define.
4375 * config/cris/cris.md: Include predicates.md.
4376 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
4378 2005-04-20 Ian Lance Taylor <ian@airs.com>
4380 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
4381 * c-common.h (STMT_EXPR_STMT): Don't define.
4382 (STMT_EXPR_NO_SCOPE): Don't define.
4383 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
4384 * c-pretty-print.c (pp_c_primary_expression): Likewise.
4385 (pp_c_expression): Likewise.
4387 2005-04-20 Richard Henderson <rth@redhat.com>
4390 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
4392 2005-04-20 Jeff Law <law@redhat.com>
4394 * reload1.c (reload): Ignore equivalences between pseudos and
4397 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
4400 * c-tree.h (struct c_label_list): Update comment.
4401 (struct c_label_context): Rename to struct c_label_context_se.
4402 (label_context_stack): Rename to label_context_stack_se.
4403 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
4404 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
4405 c_end_vm_scope): New.
4406 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
4407 * c-decl.c (pop_scope): Call c_end_vm_scope.
4408 (pushdecl): Call c_begin_vm_scope for variably modified
4410 (define_label): Check for jumping into scope of identifier with
4411 variably modified type. Push label on stack for those defined at
4412 current context of identifiers with variably modified type.
4413 (start_function): Create stack level for context of identifiers
4414 with variably modified type.
4415 (finish_function): Pop stack level for context of identifiers with
4416 variably modified type.
4417 * c-typeck.c (label_context_stack): Rename to
4418 label_context_stack_se.
4419 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
4420 (c_finish_goto_label): Check for jumping into scope of identifier
4421 with variably modified type. Push label on stack for those jumped
4422 to from current context of identifiers with variably modified
4424 (struct c_switch): Add blocked_vm.
4425 (c_start_case): Initialize blocked_vm.
4426 (do_case): Check blocked_vm.
4427 (c_finish_case): Add comment.
4428 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
4429 variable label_context_stack.
4431 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4433 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
4434 conditional_replacement, value_replacement, abs_replacement,
4436 (replace_phi_edge_with_variable): Remove argument BB.
4437 (conditional_replacement, value_replacement,
4438 minmax_replacement, abs_replacement): Remove argument PHI_BB.
4439 Update a call to replace_phi_edge_with_variable.
4441 * tree-ssa-phiopt.c: Fix comments.
4443 2005-04-20 Michael Matz <matz@suse.de>
4446 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
4449 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4451 * tree-ssa-phiopt.c: Fix comment typos.
4453 PR tree-optimization/21116
4454 * tree-ssa-phiopt.c: Fix a typo.
4456 2005-04-19 Richard Henderson <rth@redhat.com>
4458 * builtins.c (expand_builtin_sync_operation): Revert last change.
4459 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
4461 (expand_compare_and_swap_loop): Likewise.
4462 (expand_sync_operation): Remove fallback from NAND to AND; invert
4463 memory operand when expanding from cmpxchg.
4464 (expand_sync_fetch_operation): Likewise.
4465 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
4468 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
4469 when implementing NAND. Fix double-add for AFTER.
4470 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
4471 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
4472 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
4474 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
4477 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
4478 to return old memory value.
4479 (sync_compare_and_swap_cc<IMODE>): Likewise.
4481 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
4482 return pre-reload. Don't consider output or anti dependencies.
4483 * config/ia64/sync.md (IMODE): New.
4484 (modesuffix): Add QI and HI.
4485 (memory_barrier): Simplify expansion.
4486 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
4487 (cmpxchg_acq_<IMODE>): Likewise.
4488 (sync_lock_test_and_set<IMODE>): Likewise.
4489 (sync_lock_release<IMODE>): Likewise.
4491 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
4493 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
4496 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
4498 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
4500 2005-04-20 Michael Pogue <michael.pogue@sun.com>
4501 Joseph S. Myers <joseph@codesourcery.com>
4503 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
4504 * c-typeck.c (build_c_cast): Check these options.
4505 * doc/invoke.texi: Document these options.
4507 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4509 * tree-ssa-phiopt.c: Update a comment about the pass.
4511 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
4513 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
4514 config/mcore/mcore.c: Fix comment typos.
4516 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
4518 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
4519 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
4521 2005-04-19 Paul Brook <paul@codesourcery.com>
4523 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
4525 2005-04-19 Andrew Haley <aph@redhat.com>
4528 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
4529 looking at a field's bitpos.
4531 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4533 * system.h (fopen, fdopen, freopen): Define these to the unlocked
4534 libiberty functions.
4536 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
4538 PR tree-optimization/21096
4539 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
4541 2005-04-19 Alan Modra <amodra@bigpond.net.au>
4544 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
4545 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
4547 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
4549 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
4550 refers to the function being dumped.
4552 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
4554 * varasm.c (assemble_start_function): Remove reset of in_section.
4556 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4558 PR tree-optimization/21085
4559 * fold-const (fold_binary): Don't change X % -C to X % C if C has
4562 2005-04-19 Ben Elliston <bje@au.ibm.com>
4564 * doc/invoke.texi (Optimize Options): Refer to the correct
4565 optimisation flag -ftree-dominator-opts, not -ftree-dom.
4567 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
4569 * config/rs6000/rs6000.c (machopic_output_stub): Increase
4570 alloca argument to be big enough.
4572 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
4575 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
4578 2005-04-18 Tom Tromey <tromey@redhat.com>
4580 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
4583 2005-04-18 Richard Henderson <rth@redhat.com>
4585 * config/alpha/alpha.c (alpha_split_atomic_op): New.
4586 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
4587 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
4588 * config/alpha/alpha-protos.h: Update.
4589 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
4590 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
4591 (attr type): Add ld_l, st_c, mb.
4592 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
4593 iornotsi3, xorsi_internal, xornotsi3): New.
4594 * config/alpha/ev4.md (ev4_ld): Add ld_l.
4595 (ev4_ist_c, ev4_mb): New.
4596 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
4598 * config/alpha/ev6.md (ev6_ild): Add ld_l.
4599 (ev6_ist): Add st_c.
4601 * config/alpha/sync.md: New file.
4603 2005-04-18 Richard Henderson <rth@redhat.com>
4605 * builtins.c (expand_builtin_sync_operation): Fold nand to and
4608 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
4610 2005-04-18 Devang Patel <dpatel@apple.com>
4612 * config/rs6000/atlivec.md (mulv4si3): New pattern.
4614 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4616 PR tree-optimization/20922
4617 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
4618 Fold X + c >= X and fold X - c <= X to true.
4620 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4622 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
4624 (emergency_labeled_state_free): Likewise.
4626 2005-04-18 Nick Clifton <nickc@redhat.com>
4628 * config/h8300/h8300.md (jump): Remove prescan parameter from
4629 calls to final_scan_insn.
4631 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
4632 parameter from calls to final_scan_insn.
4634 * config.gcc (m68hc12): Use the m68hc11.opt file for target
4636 (v850e, v850e1): Use the v850.opt file for target specific
4639 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
4641 PR tree-optimization/21001
4642 * tree-optimize.c (init_tree_optimization_passes): Move the
4643 first pass_forwprop immediately before pass_vrp.
4645 2005-04-17 Ian Lance Taylor <ian@airs.com>
4647 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
4648 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
4649 from enum tree_code op to bool is_sizeof.
4650 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
4651 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
4652 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
4654 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
4656 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
4659 2005-04-17 Ian Lance Taylor <ian@airs.com>
4661 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
4663 2005-04-17 Richard Henderson <rth@redhat.com>
4665 * config/alpha/alpha.c (va_list_skip_additions): Only define if
4667 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
4668 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
4669 of indirection through ssa names while looking for the gpr counter
4671 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
4672 saved va_list_gpr_size and va_list_fpr_size.
4674 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4676 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
4677 both pointers or both integers.
4679 * tree-vrp.c (maybe_add_assert_expr): Don't assert
4680 ASSERT_EXPRs for single-use variable.
4682 * tree-into-ssa.c: Fix a comment typo.
4684 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
4686 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
4687 -mipsN before forcing a default of -mips2.
4689 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4691 * predict.h (IS_TAKEN): Remove.
4692 * rtl.h (NOTE_PREDICTION): Likewise.
4694 * modulo-sched.c (CFG_HOOKS): Remove.
4696 * c-parser.c (N_C_TTYPES): Remove.
4698 * tree-flow-inline.h (get_stmt_operands): Remove.
4699 * lambda-code.c, tree-ssa-loop-unswitch.c,
4700 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
4701 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
4702 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
4703 calls to get_stmt_operands.
4704 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
4706 2005-04-17 Richard Henderson <rth@redhat.com>
4709 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
4710 of CUMULATIVE_ARGS past the last named argument.
4711 (alpha_va_start): Expect pretend_args_size only if strictly less than
4714 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4717 * builtins.c (expand_builtin_strcat): Convert the result of
4718 strlen to the right type.
4719 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
4720 avoid creating type mismatches.
4721 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
4724 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
4726 2005-04-16 Richard Henderson <rth@redhat.com>
4729 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
4730 Use the mode of boolean_type_node when the user doesn't provide one.
4731 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
4733 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
4736 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
4739 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
4742 2005-04-16 Roger Sayle <roger@eyesopen.com>
4743 Steven Bosscher <stevenb@suse.de>
4745 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
4746 (fold_unary_to_constant): Likewise.
4748 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
4750 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
4753 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
4755 * doc/install.texi (Specific): Avoid using asterisks in @anchor
4756 names related to target triplets.
4757 Remove i?86-*-esix from platform directory.
4758 Remove powerpc-*-eabiaix from platform directory.
4760 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
4763 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
4764 falling through from SUBREG case to REG.
4766 2005-04-15 Roger Sayle <roger@eyesopen.com>
4768 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
4769 (fold_binary): Update comment mentioning fold_relational_hi_lo.
4770 (fold_binary_to_constant): Simplify using fold_binary.
4771 (fold_unary_to_constant): Likewise, simplify using fold_unary.
4773 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4775 * gthr-posix.c (pthread_cancel): Define.
4776 (pthread_mutexattr_init): Likewise.
4777 (pthread_mutexattr_settype): Likewise.
4778 (pthread_mutexattr_destroy): Likewise.
4780 2005-04-15 David S. Miller <davem@davemloft.net>
4783 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
4785 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4787 PR tree-optimization/21031
4788 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
4789 (forward_propagate_into_cond_1): Call it. Forward propagate
4790 integer-integer casts into COND_EXPRs.
4792 2005-04-15 Dave Korn <dave.korn@artimi.com>
4794 * gcc.c (default_compilers): Clarify obscure error message when
4795 reading from standard input.
4797 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4799 * basic-block.h (PROP_EQUAL_NOTES): Remove.
4800 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
4802 * tree-ssa-alias.c (init_alias_info): Remove a call to
4805 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
4807 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
4808 of non-virtual PHI nodes like we use to.
4810 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
4812 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
4813 (attr_copy_rtx): Do not use it.
4815 2005-04-15 Andrew Macleod <amacleod@redhat.com>
4817 * doc/tree-ssa.texi: Grammer/abbreviation updates.
4819 2005-04-15 Diego Novillo <dnovillo@redhat.com>
4821 * tree-vect-transform.c (vectorizable_store): Mark necessary
4822 objects in the vectorized store needing renaming. Update the
4823 SSA graph for V_MAY_DEF operands in the original store.
4825 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
4827 * tree-ssa-pre.c (compute_avail): It's okay to have
4828 TREE_INVARIANT's here, and value number the resulting expressions.
4829 (create_expression_by_pieces): Make sure operands that were
4830 min_invariant when we started, stay that way.
4832 2005-04-15 David Edelsohn <edelsohn@gnu.org>
4834 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
4836 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4838 PR tree-optimization/20936.
4839 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
4841 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4843 * doc/invoke.texi: Fix typos.
4844 * doc/md.texi: Likewise.
4845 * doc/rtl.texi: Likewise.
4846 * doc/sourcebuild.texi: Likewise.
4847 * doc/tm.texi: Likewise.
4849 2005-04-15 Uros Bizjak <uros@kss-loka.si>
4851 PR tree-optimization/21004
4852 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
4853 and floorl in c99 mode only.
4854 * builtins.c (expand_builtin_int_roundingfn): Assert that
4855 fallback_fndecl is not NULL_TREE.
4857 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4859 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
4860 * basic-block.h: Update the prototype for
4861 purge_all_dead_edges.
4862 * cfgexpand.c (tree_expand_cfg): Update a call to
4863 purge_all_dead_edges.
4864 * combine.c (combine_instructions): Likewise.
4865 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
4866 rest_of_handle_cse2, rest_of_handle_gcse,
4867 rest_of_handle_postreload): likewise.
4869 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
4872 * gimplify.c (gimplify_addr_expr): Compensate for removal of
4873 e.g. cv-qualification conversions.
4875 2005-04-14 Mike Stump <mrs@apple.com>
4877 * config/darwin-c.c (framework_construct_pathname): We must
4878 find all headers of a framework in the first instance of it
4879 found in the seach path.
4881 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
4883 PR tree-optimization/21021
4884 * tree-vrp.c (compare_values): Work around a bug in the front
4885 end that produces a comparison of mismatched types.
4887 2004-04-14 Richard Henderson <rth@redhat.com>
4889 * config/ia64/ia64.h (enum fetchop_code): Remove.
4890 (enum ia64_builtins): Move ...
4891 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
4892 members except BSP and FLUSHRS.
4893 (ia64_init_builtins): Remove __sync builtins.
4894 (ia64_expand_builtin): Likewise.
4895 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
4896 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
4897 (ia64_expand_lock_release): Remove.
4898 * config/ia64/ia64.md (mf): Move to sync.md.
4899 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
4900 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
4901 * config/ia64/sync.md: New file.
4902 (memory_barrier): Rename from mf.
4903 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
4904 (cmpxchg_acq_<I48MODE>): Likewise.
4905 (sync_lock_test_and_set<I48MODE>): Likewise.
4907 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
4908 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
4910 2004-04-14 Richard Henderson <rth@redhat.com>
4912 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
4913 (ix86_compare_emitted): New.
4914 (ix86_expand_compare): Use ix86_compare_emitted if set.
4915 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
4916 and ix86_compare_op0 are set.
4917 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
4918 (TARGET_CMPXCHG, TARGET_XADD): New.
4919 (ix86_compare_emitted): Declare.
4920 * config/i386/i386.md: Include sync.md
4921 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
4922 (UNSPECV_XCHG, UNSPECV_LOCK): New.
4923 * config/i386/sync.md: New file.
4925 2004-04-14 Richard Henderson <rth@redhat.com>
4928 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
4929 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
4930 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
4931 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
4932 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
4933 BT_FN_I8_VPTR_I8_I8): New.
4934 * builtins.def (DEF_SYNC_BUILTIN): New.
4935 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
4936 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
4937 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
4938 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
4939 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
4940 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
4941 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
4942 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
4943 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
4944 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
4945 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
4946 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
4947 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
4948 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
4949 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
4950 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
4951 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
4952 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
4953 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
4954 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
4955 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
4956 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
4957 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
4958 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
4959 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
4960 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
4961 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
4962 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
4963 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
4964 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
4965 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
4966 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
4967 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
4968 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
4969 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
4970 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
4971 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
4972 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
4973 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
4974 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
4975 BUILT_IN_SYNCHRONIZE: New.
4976 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
4977 as a function. Accept __sync_ as a prefix as well.
4978 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
4979 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
4980 expand_builtin_lock_release): New.
4981 (expand_builtin): Call them.
4982 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
4983 neither BOTH_P nor FALLBACK_P are defined.
4984 (builtin_type_for_size): New.
4985 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
4986 (resolve_overloaded_builtin): New.
4987 * c-common.h (resolve_overloaded_builtin): Declare.
4988 (builtin_type_for_size): Declare.
4989 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
4990 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
4991 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
4992 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
4993 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
4994 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
4995 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
4996 sync_compare_and_swap_cc, sync_lock_test_and_set,
4997 sync_lock_release): New.
4998 * optabs.h: Declare them.
4999 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
5000 expand_sync_operation, expand_sync_fetch_operation,
5001 expand_sync_lock_test_and_set): Declare.
5002 * genopinit.c (optabs): Add sync optabs.
5003 * optabs.c (init_optabs): Initialize sync optabs.
5004 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
5005 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
5006 expand_sync_operation, expand_sync_fetch_operation,
5007 expand_sync_lock_test_and_set): New.
5008 * doc/extend.texi (Atomic Builtins): New section
5009 * doc/md.texi (Standard Names): Add sync patterns.
5011 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
5013 * tree-eh.c (lower_try_finally_copy): Generate new code in
5014 response to goto_queue entries as if the queue was sorted by
5015 index, not pointers.
5016 (lower_try_finally_switch): Likewise.
5018 2005-04-14 Richard Henderson <rth@redhat.com>
5020 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
5021 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
5023 (ix86_expand_fp_movcc): Update to match.
5024 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
5025 * config/i386/i386-protos.h: Update.
5026 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
5027 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
5029 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
5031 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
5034 2005-04-14 Julian Brown <julian@codesourcery.com>
5036 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
5037 link failures on ppc64 Linux.
5039 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
5041 * config.gcc: Set cpu_type for s390.
5043 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
5045 Fix PR tree-optimization/20963
5046 * tree-ssa-pre.c (compute_avail): Remove special case for
5048 (create_expression_by_pieces): Add value numbers for forced out
5051 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
5053 * config/cris/cris.md: Replace references to (reg:SI 16) with
5054 (reg:SI CRIS_SRP_REGNUM).
5056 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
5058 PR tree-optimization/20657
5059 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
5060 create an appropriate range from it.
5062 2005-04-14 Uros Bizjak <uros@kss-loka.si>
5064 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
5065 <UNSPEC_FIST_CEIL> case.
5067 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
5068 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
5069 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
5070 to implement lfloor and llfloor built-ins as x87 intrinsic function.
5071 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
5072 (lfloor<mode>2): New expanders.
5073 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
5074 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
5075 to implement lceil and llceil built-ins as x87 intrinsic function.
5076 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
5077 (lceil<mode>2): New expanders.
5079 2005-04-14 Uros Bizjak <uros@kss-loka.si>
5081 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
5082 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
5084 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
5087 * config/s390/s390-modes.def: Define TFmode.
5089 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
5091 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
5092 (JUMP_TABLES_IN_TEXT_SECTION): Define.
5093 * config/mips/mips.c (mips16_insn_length): Remove reference to
5094 JUMP_TABLES_IN_TEXT_SECTION.
5096 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
5098 * simplify-rtx.c (simplify_binary_operation_1): Return
5099 scalar or vector of constant 0, depending on the xor's
5102 2005-04-13 Dale Johannesen <dalej@apple.com>
5104 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
5105 (objc-act.o): Ditto.
5106 * objc/objc-act.c (objc_gimplify_expr): New.
5107 (objc_get_callee_fndecl): New.
5108 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
5109 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
5110 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
5112 2005-04-13 Devang Patel <dpatel@apple.com>
5114 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
5117 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
5119 CRIS prologue as RTL.
5120 * config/cris/cris-protos.h (cris_emit_movem_store)
5121 (cris_expand_prologue): Prototype.
5122 * config/cris/cris.c (struct machine_function): New member
5124 (cfa_label_num, cris_target_asm_function_prologue): Remove.
5125 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
5126 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
5127 (cris_load_multiple_op, cris_return_address_on_stack)
5128 (cris_return_address_on_stack_for_return): ISO-Cify.
5129 (cris_store_multiple_op): New predicate function.
5130 (cris_expand_prologue, cris_emit_movem_store): New functions.
5131 (cris_print_operand) <case 'O'>: Handle modifications other than
5133 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
5134 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
5135 (cris_gen_movem_load): Rearrange slightly to make local variable
5136 src a parameter, removing osrc.
5137 (cris_setup_incoming_varargs): Set machine_function member
5138 stdarg_regs to correspond to the number of registers that need to
5140 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
5142 (PREDICATE_CODES): Add cris_store_multiple_op. Make
5143 cris_general_operand_or_gotless_symbol accept UNSPEC.
5144 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
5145 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
5146 ("*cris_store_multiple"): New pattern. Tweak common comment above
5147 this and "*cris_load_multiple".
5148 ("prologue"): New define_expand.
5150 * config/cris/cris.md ("epilogue"): Conditionalize on
5151 TARGET_PROLOGUE_EPILOGUE.
5153 2005-04-13 Steve Ellcey <sje@cup.hp.com>
5156 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
5157 fpsr 0 instead of fpsr 1.
5158 (divsf3_internal_thr): Ditto.
5159 (divdf3_internal_lat): Ditto.
5160 (divdf3_internal_thr): Ditto.
5161 (divxf3_internal_lat): Ditto.
5162 (divxf3_internal_thr): Ditto.
5164 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
5166 PR tree-optimization/20913
5167 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
5169 PR tree-optimization/20702
5170 * tree-vrp.c (maybe_add_assert_expr): Recurse into
5171 dominator children that haven't been walked into.
5173 2005-04-13 Julian Brown <julian@codesourcery.com>
5175 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
5176 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
5179 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
5181 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
5182 config/i386/sse.md: Fix comment typos.
5184 * genattrtab.c (NULL_ATTR): Remove.
5185 * ifcvt.c (NULL_EDGE): Likewise.
5187 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
5189 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
5190 NOTE_PREDICT): Remove.
5192 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5194 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
5195 * configure: Regenerate.
5196 * config.in: Likewise.
5197 * system.h: Declare vsnprintf if not already declared.
5199 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5201 * optc-gen.awk: Handle stand-alone Mask records.
5202 * opth-gen.awk: Likewise.
5203 * doc/options.texi (Option file format): Document them.
5204 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
5205 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
5206 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
5207 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
5208 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
5209 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
5210 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
5211 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
5212 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
5213 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
5214 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
5215 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
5216 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
5217 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
5218 TARGET_LONG_DOUBLE_128): Likewise.
5219 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
5220 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
5221 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
5222 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
5223 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
5224 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
5225 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
5226 * config/sparc/sparc.c (fpu_option_set): New global.
5227 (sparc_handle_option): New function.
5228 (sparc_override_options): Test fpu_option_set.
5229 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
5230 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
5231 * config/sparc/sparc.opt: New file.
5232 * config/sparc/little-endian.opt: Likewise.
5233 * config/sparc/long-double-switch.opt: Likewise.
5235 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
5237 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
5238 (bfin_handle_options): Set it if -mshared-library-id= is seen.
5239 * config/bfin/bfin.opt (mshared-library-id=): Lose
5240 Var(bfin_lib_id_given).
5242 2005-04-13 Matt Thomas <matt@3am-software.com>
5244 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
5247 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
5249 * rtl.h (CLEAR_RTX_FLAGS): Remove.
5251 * cgraphunit.c (INSNS_PER_CALL): Remove.
5253 * tree-ssa-forwprop.c (vars,
5254 record_single_argument_cond_exprs,
5255 substitute_single_use_vars): Remove.
5256 (forward_propagate_into_cond_1, forward_propagate_into_cond):
5258 (tree_ssa_forward_propagate_single_use_vars): Call
5259 forward_propagate_into_cond for each COND_EXPR.
5261 * tree-inline.c (INSNS_PER_STMT): Remove.
5263 2005-04-12 Richard Henderson <rth@redhat.com>
5265 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
5266 (ix86_expand_sse_fp_minmax): ... from ...
5267 (ix86_expand_fp_movcc): ... here.
5268 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
5269 * config/i386/i386-protos.h: Update.
5270 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
5271 (sse_setccsf, sse_setccdf): Allow before reload.
5272 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
5273 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
5274 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
5275 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
5276 (anddf3, nanddf3, iordf3, xordf3): New.
5278 2005-04-12 Jeff Law <law@redhat.com>
5280 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
5281 (tree-ssa-uncprop.o): Add dependencies.
5282 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
5283 * tree-flow.h (remove_useless_stmts): Remove prototype.
5284 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
5285 remove_useless_stmts.
5286 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
5287 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
5288 * tree-pass.h (pass_uncprop): Declare.
5289 * tree-ssa-uncprop.c: New file.
5291 2005-04-12 James E. Wilson <wilson@specifixinc.com>
5294 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
5296 2005-04-12 Caroline Tice <ctice@apple.com>
5298 Temporary fix for partitioning problems.
5299 * passes.c (rest_of_handle_final): Remove code that
5300 frees unlikely_text_section_name,
5301 * varasm.c (assemble_start_function): Test for partitioning
5302 flag before writing out section labels.
5303 (assemble_end_function): Test for partitioning flag before
5304 writing out section labels.
5306 2005-04-12 Steven Bosscher <stevenb@suse.de>
5307 Stuart Hastings <stuart@apple.com>
5308 Jan Hubicka <jh@suse.cz>
5310 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
5311 references to gt-tree-cfg.h.
5312 * basic-block.h (struct basic_block_def): Don't skip rbi
5313 for garbage collection.
5314 (struct reorder_block_def): Make GTY-able.
5315 (struct control_flow_graph): New structure.
5316 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
5317 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
5318 but instead defines to the control_flow_graph for cfun.
5319 (label_to_block_map): New define, points to the label map of
5320 the control_flow_graph for cfun.
5321 (n_edges_for_function, n_basic_blocks_for_function,
5322 last_basic_block_for_function, basic_block_info_for_function,
5323 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
5324 basic_block_info_for_function, label_to_block_map_for_function):
5325 Counterparts for the above, taking a struct function as an extra
5327 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
5328 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
5329 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
5330 (alloc_rbi_pool, free_rbi_pool): Remove.
5331 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
5332 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
5334 (cfg_layout_finalize) ... and don't free it here.
5335 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
5337 * flow.c (free_basic_block_vars): Set label_to_block_map and
5338 n_edges to zero too.
5339 * function.h (struct function): Add cfg field.
5340 * function.c (allocate_struct_function): Allocate the cfg.
5341 * tree-cfg.c (label_to_block_map): Remove.
5342 (build_tree_cfg): Don't allocate the rbi pool here...
5343 (delete_tree_cfg_annotations): ...and don't free it here.
5344 Also don't nullify label_to_block_map for cfun.
5346 2005-04-12 Caroline Tice <ctice@apple.com>
5348 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5349 Revert my patch from April 9.
5350 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
5351 (reorder_basic_blocks): Revert my patch from April 9.
5352 (insert_section_boundary_note): Revert my patch from April 9.
5353 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
5354 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
5355 (COLD_END_LABEL): Revert my patch from April 9.
5356 (cold_text_section_label): Revert my patch from April 9.
5357 (cold_end_label): Revert my patch from April 9.
5358 (dwarf2out_switch_text_section): Revert my patch from April 9.
5359 (output_aranges): Revert my patch from April 9.
5360 (output_ranges): Revert my patch from April 9.
5361 (output_line_info): Revert my patch from April 9.
5362 (add_location_or_const_value_attribute): Revert my patch from April 9.
5363 (dwarf2out_var_location): Revert my patch from April 9.
5364 (dwarf2out_init): Revert my patch from April 9.
5365 (dwarf2out_finish): Revert my patch from April 9.
5366 * function.h (struct function): Revert my patch from April 9.
5367 * opts.c (decode_options): Revert my patch from April 9.
5368 * output.h (unlikely_section_label, hot_section_label,
5369 hot_section_end_label, cold_section_end_label,
5370 unlikely_text_section_name): Revert my patch from April 9.
5371 * passes.c (rest_of_handle_final): Revert my patch from April 9.
5372 * varasm.c (unlikely_section_label, hot_section_label,
5373 hot_section_end_label, cold_section_end_label,
5374 unlikely_text_section_name): Revert my patch from April 9.
5375 (initialize_cold_section_name): Revert my patch from April 9.
5376 (unlikely_text_section): Revert my patch from April 9.
5377 (in_unlikely_text_section): Revert my patch from April 9.
5378 (named_section): Revert my patch from April 9.
5379 (function_section): Revert my patch from April 9.
5380 (current_function_section): Revert my patch from April 9.
5381 (assemble_start_function): Revert my patch from April 9.
5382 (assemble_end_function): Revert my patch from April 9.
5383 (default_section_type_flags_1): Revert my patch from April 9.
5385 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5387 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
5388 * config/sparc/sparc.md (untyped_call): Save the registers manually.
5390 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
5392 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
5395 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
5396 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
5398 2004-04-12 Richard Henderson <rth@redhat.com>
5400 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
5401 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
5402 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
5403 (UNSPEC_*, UNSPECV_*): Renumber.
5405 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
5408 From Richard Henderson <rth@redhat.com>:
5409 * tree-mudflap.c (mf_build_check_statement_for): Correct block
5412 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
5414 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
5416 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
5418 * config/bfin/bfin.c (bfin_library_id_string): Remove.
5419 (bfin_library_id): New variable.
5420 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
5421 instead of bfin_library_id_string.
5422 (bfin_handle_option): New function.
5423 (override_options): Remove most code to deal with shared library IDs,
5424 just check they aren't used without -mid-shared-library.
5425 (TARGET_HANDLE_OPTION): Define.
5426 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
5427 * config/bfin/bfin.opt (mshared-library-id=): New.
5429 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
5431 * tree-vect-transform.c: Fix comment typos.
5433 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
5435 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
5436 split critical edges when not possible/profitable.
5438 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
5440 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
5441 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
5442 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
5443 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
5444 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
5445 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
5446 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
5447 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
5449 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
5450 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5451 * config/ns32k/ns32k.opt: New file.
5453 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
5455 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
5456 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
5457 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
5458 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
5459 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
5460 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
5461 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
5462 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
5463 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
5464 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
5465 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
5466 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
5467 (MASK_COLDFIRE): Formatting fixes.
5468 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
5469 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
5470 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
5471 "_current_shared_library_a5_offset_".
5472 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5473 (MASK_ALL_CPU_BITS): New macro.
5474 (m68k_handle_option): New function.
5475 (override_options): Remove handling of m68k_library_id_string.
5476 * config/m68k/m68k.opt: New file.
5477 * config/m68k/ieee.opt: New file.
5479 2005-04-11 Mark Mitchell <mark@codesourcery.com>
5481 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5482 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
5483 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5484 (TARGET_CXX): Adjust accordingly.
5485 * target.h (struct gcc_target): Remove epxort_class_data. Add
5486 determine_class_data_visibility and class_data_always_comdat.
5487 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5488 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
5489 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5490 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
5491 (arm_cxx_determine_class_data_visibility): New.
5492 (arm_cxx_class_data_always_comdat): Likewise.
5493 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5494 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
5495 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5496 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
5497 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
5500 2005-04-11 Devang Patel <dpatel@apple.com>
5502 * tree-data-ref.c (build_classic_dist_vector,
5503 compute_subscript_distance): Make externally visible.
5504 * tree-data-ref.h (build_classic_dist_vector,
5505 compute_subscript_distance): Same.
5506 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5507 Check distance vector against vectorization factor.
5508 (vect_analyze_loop): Determine vectorizaion factor before
5509 analyzing data dependences.
5510 * tree-vectorizer.c (loops_num): Make it externally visible and
5512 * tree-vectorizer.c (vect_loops_num): ... new name.
5513 * tree-vectorizer.h (vect_loops_num): New.
5515 2005-04-11 Devang Patel <dpatel@apple.com>
5517 * tree-vect-analyze.c (vect_analyze_operations): Check
5518 vectorizable codition.
5519 * tree-vect-transform.c (vect_is_simple_cond): New function.
5520 (vectorizable_condition): New function.
5521 (vect_transform_stmt): Handle condition_vec_info_type.
5522 * tree-vectorizer.h (enum stmt_vec_info_type): Add
5523 condition_vec_info_type.
5524 (vectorizable_condition): New.
5526 2005-04-11 Geoffrey Keating <geoffk@apple.com>
5528 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
5529 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
5530 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
5532 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
5533 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
5535 * dwarf2out.c (output_line_info): Don't try to dereference
5536 a NULL current_function_decl.
5538 * config/t-slibgcc-darwin: Don't put shared libraries in
5539 directories other than $(slibdir).
5540 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
5543 2005-04-11 Diego Novillo <dnovillo@redhat.com>
5545 PR tree-optimization/20933
5546 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
5547 logic to reject aliases between read-only and writable
5549 (may_alias_p): ... here.
5550 (get_tmt_for): Do not associate read-only tags to pointers
5551 whose pointed-to type is not read-only.
5552 * tree-ssa.c (verify_ssa): Check that memory stores have at
5553 least one V_MAY_DEF or V_MUST_DEF.
5555 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5558 * configure.ac (gcc_UNLOCKED_FUNCS): New.
5559 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
5560 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
5561 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
5563 (fwrite_unlocked): Fix prototype.
5565 * configure, config.in: Regenerate.
5567 2005-04-11 David Edelsohn <edelsohn@gnu.org>
5569 * tree-ssa-loop-im.c: Include real.h.
5570 (determine_invariantness_stmt): If real division divisor is
5571 invariant and flag_unsafe_math_optimizations enabled, generate
5572 invariant reciprocal for hoisting.
5573 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
5575 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
5577 Fix PR tree-optimization/20926
5579 * tree-ssa-alias.c (add_type_alias): Handle subvars.
5581 2005-04-11 Devang Patel <dpatel@apple.com>
5583 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
5586 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
5588 * fold-const.c (fold_binary_op_with_conditional_arg):
5589 use fold_buildN instead of "fold (buildN" in some
5591 (fold_unary): Likewise.
5592 (fold_binary): Likewise.
5594 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
5596 Fix PR tree-optimization/20612
5597 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
5599 (perfect_nestify): preheaderbb is *not* part of loop of the
5602 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
5604 * tree-ssa-alias.c (may_alias_p): If the variable
5605 is a global variable and the pointer is parameter
5606 and -fargument-noalias-global is used, then
5607 the pointer cannot alias the variable.
5609 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
5611 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
5612 * config/sparc/sparc.h: Likewise.
5613 * config/sparc/sparc.md: Likewise.
5615 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
5617 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
5619 * tree-vrp.c: Fix a comment typo.
5621 2005-04-11 Diego Novillo <dnovillo@redhat.com>
5623 PR tree-optimization/20920
5624 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
5625 SSA_NAME flows through an abnormal edge.
5626 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
5627 through abnormal edges.
5628 (maybe_add_assert_expr): Likewise.
5630 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
5632 * config/s390/s390.h (s390_tune_string, s390_arch_string)
5633 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
5634 (s390_stack_size_string, s390_stack_guard_string, target_flags)
5635 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
5636 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
5637 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
5638 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
5639 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
5640 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
5641 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
5642 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5643 (TARGET_HANDLE_OPTION): Likewise.
5644 (s390_tune): Initialize to PROCESSOR_max.
5645 (s390_arch_string): Make static.
5646 (s390_tune_string, s390_warn_framesize_string): Delete.
5647 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
5648 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
5649 (s390_handle_arch_option, s390_handle_option): New functions.
5650 (override_options): Remove parsing of option strings.
5651 * config/s390/s390.opt: New file.
5653 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
5655 * tree-complex.c (expand_vector_operations): Call
5656 update_stmt_if_modified.
5658 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
5660 * tree-vect-analyze (vect_determine_vectorization_factor):
5661 Do not use GET_MODE_NUNITS.
5662 * tree-vect-transform.c (vect_get_vec_def_for_operand,
5663 (vectorizable_load, vect_transform_loop): Likewise.
5665 2005-04-11 Uros Bizjak <uros@kss-loka.si>
5667 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
5668 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
5669 * optabs.h (enum optab_index): Add new OTI_lceil.
5670 (lceil_optab): Define corresponding macro.
5671 * optabs.c (init_optabs): Initialize lceil_optab.
5672 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
5673 and lceildi2 patterns.
5674 * builtins.c (expand_builtin_int_roundingfn): Handle
5675 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
5676 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
5677 BUILT_IN_LLCEIL{,F,L}.
5678 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
5679 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
5680 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
5681 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
5682 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
5683 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
5684 into lceil built-in function and (long long int)ceil{,f,l} into
5685 llceil built-in function.
5686 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
5689 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5691 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
5694 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
5696 * config/arm/arm.c: Fix a comment typo.
5697 * doc/tree-ssa.texi: Fix a typo.
5699 2005-04-10 Steven Bosscher <stevenb@suse.de>
5701 * cselib.c (clear_table): Rename to cselib_clear_table.
5702 * cselib.h (cselib_clear_table): Add prototype.
5703 * gcse.c (gcse_main): Make 'f' argument unused.
5704 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
5705 of each basic block instead.
5706 (compute_sets, compute_hash_table_work): Likewise.
5707 (constprop_register): Change int 'alter_jumps' argument to bool.
5708 (do_local_cprop): Likewise.
5709 (local_cprop_pass): Likewise. Also walk basic blocks instead of
5710 the insn chain. Explicitly clear the cselib tables after finishing
5711 one basic block. Make sure there are no unterminated libcall blocks.
5712 Update compute_sets call.
5713 (cprop): Walk basic blocks instead of the insn chain.
5714 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
5716 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
5717 one_cprop_pass calls.
5719 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
5721 * combine.c (combine_simplify_rtx): Remove a transformation that
5722 relies on an invalid assumption about rtl sign-extension semantics.
5724 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
5726 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
5727 to build_int_cst_wide.
5729 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
5732 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
5733 set the original address pseudo to the correct value before the
5734 original insn, if possible, and leave the insn alone, otherwise
5735 create a new pseudo, set it and replace it in the insn.
5736 * recog.c (validate_change_maybe_volatile): New.
5737 * recog.h (validate_change_maybe_volatile): Declare.
5739 2005-04-09 Caroline Tice <ctice@apple.com>
5741 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5742 Remove targetm.have_named_sections test.
5743 (fix_edges_for_rarely_executed_code): Likewise.
5744 (insert_section_boundary_note): Likewise.
5745 (reorder_basic_blocks): Check partitioning flag before calling
5746 verify_hot_cold_block_grouping.
5747 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
5748 the function struct rather than global variables.
5749 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
5750 (COLD_END_LABEL): Likewise
5751 (cold_text_section_label): New static global variable.
5752 (cold_end_label): Likewise.
5753 (dwarf2out_switch_text_section): Get hot/cold section labels from
5754 the function struct rather than global variables.
5755 (output_aranges): Use cold_text_section_label and cold_end_label;
5756 check partitioning flag before putting out delta.
5757 (output_ranges): Remove incorrect code attempting to use
5759 (output_line_info): Get cold section label from function struct.
5760 (add_location_or_const_value_attribute): Likewise.
5761 (get_subprogram_die): Get hot/cold section labels from function struct.
5762 (dwarf2out_var_location): Likewise.
5763 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
5764 write out cold_text_section_label if partition flag is set.
5765 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
5766 * function.h (struct function): Add new fields to point to hot/cold
5767 section labels: hot_section_label, cold_section_label,
5768 hot_section_end_label and cold_section_end_label; also add new field
5769 for cold text section name, unlikely_text_section_name.
5770 * opts.c (decode_options): Turn off partitioning flag if
5771 !targetm.have_named_sections.
5772 * output.h (hot_section_label): Remove.
5773 (hot_section_end_label): Remove.
5774 (cold_section_end_label): Remove.
5775 (unlikely_section_label): Remove.
5776 (unlikely_text_section_name): Remove.
5777 * passes.c (rest_of_handle_final): Remove code that frees
5778 unlikely_text_section_name.
5779 * varasm.c (unlikely_section_label): Remove.
5780 (hot_section_label): Remove.
5781 (hot_section_end_label): Remove.
5782 (cold_section_end_label): Remove.
5783 (unlikely_text_section_name): Remove.
5784 (initialize_cold_section_name): Modify to call
5785 targetm.strip_name_encoding; to store cold section name in current
5786 function struct, if it exists; and to only use the decl_section_name
5787 if flag_named_sections is true.
5788 (unlikely_text_section): Modify to get section name out of current
5789 function struct, if there is one; otherwise build it from
5790 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
5791 (in_unlikely_text_section): Likewise.
5792 (named_section): Modify to get/put cold section name in current function
5793 struct, if there is one.
5794 (function_section): Change 'bool unlikely' to 'int reloc'; check
5795 targetm.have_named_sections before calling named_section.
5796 (current_function_section): Likewise.
5797 (assemble_start_function): Modify to get/put unlikely_text_section_name
5798 in current function struct; modify to get hot/cold section labels
5799 from function struct; initialize labels using
5800 ASM_GENERATE_INTERNAL_LABEL;
5801 test partitioning flag before writing out hot section label.
5802 (assemble_end_function): Test partitioning flag before writing out
5803 hot/cold section labels.
5804 (default_section_type_flags_1): Modify to use array instead of
5805 char* for unlikely_text_section_name; set flags correctly for
5806 cold text section if there is not a current function decl.
5808 2005-04-09 Jakub Jelinek <jakub@redhat.com>
5810 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
5811 and TI_VA_LIST_FPR_COUNTER_FIELD.
5812 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
5813 * tree-pass.h (pass_stdarg): Add.
5814 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
5815 * tree-stdarg.c: New file.
5816 * tree-stdarg.h: New file.
5817 * Makefile.in (OBJS-common): Add tree-stdarg.o.
5818 (tree-stdarg.o): Add dependencies.
5819 * function.h (struct function): Add va_list_gpr_size and
5820 va_list_fpr_size fields.
5821 * function.c (allocate_struct_function): Initialize them.
5822 * target.h (struct gcc_target): Add stdarg_optimize_hook.
5823 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5824 (TARGET_INITIALIZER): Add it.
5826 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
5827 va_list_{g,f}pr_counter_field.
5828 (ix86_setup_incoming_varargs): Don't do anything if reg_save
5829 area will not be used. Only save registers that tree-stdarg.c
5830 detected they need saving.
5831 (ix86_va_start): Don't set up fields that won't be used.
5833 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
5834 va_list_{g,f}pr_counter_field.
5835 (setup_incoming_varargs): Don't do anything if reg_save
5836 area will not be used. Only save registers that tree-stdarg.c
5837 detected they need saving.
5838 (rs6000_va_start): Don't set up fields that won't be used.
5840 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
5841 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
5842 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
5843 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5845 2005-04-09 Jakub Jelinek <jakub@redhat.com>
5848 * config/i386/i386.c (construct_container): Pass empty aligned
5849 struct, union or class in memory.
5851 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
5853 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
5854 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
5855 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
5856 config/rs6000/predicates.md: Fix comment typos.
5858 * sched-int.h (haifa_insn_data): Remove blockage and units.
5859 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
5860 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
5861 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
5863 2005-04-09 Jan Hubicka <jh@suse.cz>
5864 Steven Bosscher <stevenb@suse.de>
5866 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
5867 * cfgloop.c (get_loop_exit_edges): Likewise.
5868 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
5870 * loop-unroll.c (analyze_insns_in_loop): Likewise.
5871 * tree-cfg.c (dump_cfg_status): Likewise.
5873 2005-04-09 David Edelsohn <edelsohn@gnu.org>
5875 * config/rs6000/predicates.md (altivec_register_operand): Remove
5876 redundant match_code test.
5877 (gpc_reg_operand): Same.
5878 (cc_reg_operand): Same.
5879 (cc_reg_not_cr0_operand): Same.
5881 2005-04-09 Jan Hubicka <jh@suse.cz>
5883 Forgotten hunk from my last merge patch:
5884 * final.c (output_addr_const): Do not call mark_referenced.
5886 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
5888 * doc/tree-ssa.texi: Add immediate use documentation.
5890 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
5892 * arm.c (FL_WBUF): Define.
5893 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
5894 (arm_is_6_or_7): Delete.
5895 (arm_tune_wbuf): New.
5896 (arm_override_options): Set arm_tune_wbuf.
5897 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
5898 (arm_is_6_or_7): Delete declaration.
5899 (arm_tune_wbuf): New declartion.
5900 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
5901 (model_wbuf): Derive from arm_tune_wbuf.
5902 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
5903 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
5904 (arm740t): Mark CPUs as having a write buffer.
5906 2005-04-09 Uros Bizjak <uros@kss-loka.si>
5908 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
5909 of 'const_double_operand' in operand 2 constraints. Update enable
5912 2005-04-09 Uros Bizjak <uros@kss-loka.si>
5914 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
5915 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
5916 * optabs.h (enum optab_index): Add new OTI_lfloor.
5917 (lfloor_optab): Define corresponding macro.
5918 * optabs.c (init_optabs): Initialize lfloor_optab.
5919 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
5920 and lfloordi2 patterns.
5921 * builtins.c (expand_builtin_int_roundingfn): New prototype.
5922 (expand_builtin_int_roundingfn): New function.
5923 (fold_builtin_int_roundingfn): New prototype.
5924 (fold_builtin_int_roundingfn): New function, renamed from
5925 fold_builtin_lround.
5926 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
5927 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
5928 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
5929 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
5930 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
5931 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
5932 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
5933 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
5934 into lfloor built-in function and (long long int)floor{,f,l} into
5935 llfloor built-in function.
5936 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
5939 2005-04-08 Ian Lance Taylor <ian@airs.com>
5941 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
5942 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
5943 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
5944 (DO_COND, DO_BODY): Likewise.
5945 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
5946 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
5947 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
5948 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
5949 (build_continue_stmt, build_break_stmt): Don't declare.
5950 (c_do_switch_warnings): Update declaration.
5951 * c-gimplify.c (enum bc_t): Remove.
5952 (struct c_gimplify_ctx, ctxp): Remove.
5953 (push_context, pop_context): Remove static functions.
5954 (c_genericize): Don't call push_context or pop_context.
5955 (begin_bc_block, finish_bc_block): Remove static functions.
5956 (build_bc_goto): Likewise.
5957 (gimplify_c_loop): Likewise.
5958 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
5959 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
5960 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
5961 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
5962 * c-common.c (c_do_switch_warnings): Rename from
5963 c_do_switch_warnings_1.
5964 (c_do_switch_warnings) [old version]: Remove.
5965 (c_do_switch_expr_warnings): Remove.
5966 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
5967 function instead of c_do_switch_expr_warnings.
5968 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
5969 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
5970 * c-pretty-print.c (pp_c_statement): Likewise.
5971 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
5973 2005-04-08 Devang Patel <dpatel@apple.com>
5975 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
5976 While selecting replacement condition pay attention to loop header.
5978 2005-04-08 Diego Novillo <dnovillo@redhat.com>
5980 Merge from tree-cleanup-branch: VRP, store CCP, store
5981 copy-prop, incremental SSA updating of FUD chains and
5982 newly exposed symbols.
5984 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
5985 (OBJS-common): Add tree-vrp.o.
5986 (tree-vrp.o): New rule.
5987 * basic-block.h (nearest_common_dominator_for_set): Declare.
5988 * common.opt (ftree-store-ccp): New flag.
5989 (ftree-copy-prop): New flag.
5990 (ftree-vrp): New flag.
5991 (ftree-store-copy-prop): New flag.
5992 * dominance.c (nearest_common_dominator_for_set): New.
5993 * domwalk.c (walk_dominator_tree): Only traverse
5994 statements in blocks marked in walk_data->interesting_blocks.
5995 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
5996 * fold-const.c (fold): Handle ASSERT_EXPR.
5997 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
5998 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
5999 flag_tree_vrp at -O2.
6000 * timevar.def (TV_TREE_VRP): Define.
6001 (TV_TREE_COPY_PROP): Define.
6002 (TV_TREE_STORE_COPY_PROP): Define.
6003 (TV_TREE_SSA_INCREMENTAL): Define.
6004 (TV_TREE_STORE_CCP): Define.
6005 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
6006 to kill_redundant_phi_nodes from comment.
6007 (verify_expr): Handle ASSERT_EXPR.
6008 * tree-dfa.c (mark_new_vars_to_rename): Remove second
6009 argument. Update all users.
6010 (mark_call_clobbered_vars_to_rename): Remove. Update all
6012 * tree-flow-inline.h (unmodifiable_var_p): New.
6013 * tree-flow.h (enum value_range_type): Declare.
6014 (struct value_range_def): Declare.
6015 (value_range): Declare.
6016 (remove_all_phi_nodes_for): Remove. Update all users.
6017 (find_phi_node_for): Declare.
6018 (add_type_alias): Declare.
6019 (count_uses_and_derefs): Declare.
6020 (kill_redundant_phi_nodes): Remove.
6021 (rewrite_into_ssa): Remove.
6022 (rewrite_def_def_chains): Remove.
6023 (update_ssa, register_new_name_mapping, create_new_def_for,
6024 need_ssa_update_p, name_registered_for_update_p,
6025 release_ssa_name_after_update_ssa, dump_repl_tbl,
6026 debug_repl_tbl, dump_names_replaced_by,
6027 debug_names_replaced_by, mark_sym_for_renaming,
6028 mark_set_for_renaming, get_current_def, set_current_def,
6029 get_value_range, dump_value_range, debug_value_range,
6030 dump_all_value_ranges, debug_all_value_ranges,
6031 expr_computes_nonzero, loop_depth_of_name,
6032 unmodifiable_var_p): Declare.
6033 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
6035 * tree-into-ssa.c (block_defs_stack): Update comment.
6036 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
6037 syms_to_rename, names_to_release, repl_tbl,
6038 need_to_initialize_update_ssa_p, need_to_update_vops_p,
6039 need_to_replace_names_p): New locals.
6040 (NAME_SETS_GROWTH_FACTOR): Define.
6041 (struct repl_map_d): Declare.
6042 (struct mark_def_sites_global_data): Add field
6044 (enum rewrite_mode): Declare.
6045 (REGISTER_DEFS_IN_THIS_STMT): Define.
6046 (compute_global_livein): Use last_basic_block instead of
6048 (set_def_block): Remove last argument. Update all callers.
6049 (prepare_use_operand_for_rename): Remove. Update all callers.
6050 (prepare_def_operand_for_rename): Remove. Update all callers.
6051 (symbol_marked_for_renaming): New.
6054 (repl_map_hash): New.
6056 (repl_map_free): New.
6057 (names_replaced_by): New.
6058 (add_to_repl_tbl): New.
6059 (add_new_name_mapping): New.
6060 (mark_def_sites): Assume that all the operands in the
6061 statement are in normal form.
6062 (find_idf): Assert that the block in the stack is valid.
6063 (get_default_def_for): New.
6064 (insert_phi_nodes_for): Add new argument 'update_p'.
6066 If update_p is true, add a new mapping between the LHS of
6067 each new PHI and the name that it replaces.
6068 (insert_phi_nodes_1): Only call find_idf if needed.
6069 (get_reaching_def): Call get_default_def_for.
6070 (rewrite_operand): Remove.
6071 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
6072 and REWRITE_THIS_STMT are false.
6073 Assume that all the operands in the statement are in
6075 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
6076 (rewrite_virtual_phi_arguments): Remove.
6077 (invalidate_name_tags): Remove.
6078 (register_new_update_single, register_new_update_set,
6079 rewrite_update_init_block, replace_use,
6080 rewrite_update_fini_block, rewrite_update_stmt,
6081 rewrite_update_phi_arguments): New.
6082 rewrite_blocks): Remove argument 'fix_virtual_phis'.
6083 Add arguments 'entry', 'what' and 'blocks'.
6084 Initialize the dominator walker according to 'what' and
6086 Start the dominator walk at 'entry'.
6087 (mark_def_site_blocks): Add argument 'interesting_blocks'.
6088 Use it to configure the dominator walker.
6089 (rewrite_into_ssa): Remove argument 'all'.
6091 (rewrite_all_into_ssa): Remove.
6092 (rewrite_def_def_chains): Remove.
6093 (mark_def_interesting, mark_use_interesting,
6094 prepare_phi_args_for_update, prepare_block_for_update,
6095 prepare_def_site_for, prepare_def_sites,
6096 dump_names_replaced_by, debug_names_replaced_by,
6097 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
6098 delete_update_ssa, create_new_def_for,
6099 register_new_name_mapping, mark_sym_for_renaming,
6100 mark_set_for_renaming, need_ssa_update_p,
6101 name_registered_for_update_p, ssa_names_to_replace,
6102 release_ssa_name_after_update_ssa,
6103 insert_updated_phi_nodes_for, update_ssa): New.
6104 * tree-loop-linear.c (linear_transform_loops): Call
6105 update_ssa instead of rewrite_into_ssa.
6106 * tree-optimize.c (vars_to_rename): Remove.
6108 (init_tree_optimization_passes): Replace
6109 pass_redundant_phi with pass_copy_prop.
6111 Replace pass_ccp with pass_store_ccp.
6112 Add pass_store_copy_prop after pass_store_ccp.
6113 (execute_todo): If the TODO_ flags don't include updating
6114 the SSA form, assert that it does not need to be updated.
6115 Call update_ssa instead of rewrite_into_ssa and
6116 rewrite_def_def_chains.
6117 If TODO_verify_loops is set, call verify_loop_closed_ssa.
6118 (tree_rest_of_compilation):
6119 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
6120 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
6121 TODO_cleanup_cfg): Renumber.
6122 (TODO_verify_loops, TODO_update_ssa,
6123 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
6124 TODO_update_ssa_only_virtuals): Define.
6125 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
6127 * tree-phinodes.c (make_phi_node): Update documentation.
6128 (remove_all_phi_nodes_for): Remove.
6129 (find_phi_node_for): New.
6130 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
6131 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
6132 (interpret_rhs_modify_expr): Likewise.
6133 * tree-sra.c (decide_instantiations): Mark all symbols in
6134 SRA_CANDIDATES for renaming.
6135 (mark_all_v_defs_1): Rename from mark_all_v_defs.
6136 (mark_all_v_defs): New function. Update all users to call it
6137 with the whole list of scalarized statements, not just the
6139 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
6140 (compute_flow_insensitive_aliasing): If the tag is
6141 unmodifiable and the variable isn't or vice-versa, don't
6142 make them alias of each other.
6143 (setup_pointers_and_addressables): If the type tag for
6144 VAR is about to change, mark the old one for renaming.
6145 (add_type_alias): New.
6146 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
6147 (ccp_lattice_t): Rename from latticevalue.
6148 (value): Remove. Update all users.
6149 (const_val): New local variable.
6150 (do_store_ccp): New local variable.
6151 (dump_lattice_value): Handle UNINITIALIZED.
6152 (debug_lattice_value): New.
6153 (get_default_value): Re-write.
6154 (set_lattice_value): Re-write.
6155 (def_to_varying): Remove. Update all users.
6156 (likely_value): Return VARYING for statements that make
6157 stores when STORE_CCP is false.
6158 Return VARYING for any statement other than MODIFY_EXPR,
6159 COND_EXPR and SWITCH_EXPR.
6160 (ccp_initialize): Re-write.
6161 (replace_uses_in, replace_vuse_in, substitute_and_fold):
6162 Move to tree-ssa-propagate.c.
6163 (ccp_lattice_meet): Handle memory stores when
6164 DO_STORE_CCP is true.
6165 (ccp_visit_phi_node): Likewise.
6166 (ccp_fold): Likewise.
6167 (evaluate_stmt): Likewise.
6168 (visit_assignment): Likewise.
6169 (ccp_visit_stmt): Likewise.
6170 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
6174 (do_ssa_store_ccp): New.
6175 (gate_store_ccp): New.
6176 (pass_store_ccp): Declare.
6177 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
6178 (may_propagate_copy): Reformat.
6179 Don't abort if ORIG is a virtual and DEST isn't.
6180 If NEW does not have alias information but DEST does,
6182 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
6183 copy_prop_kind, which_copy_prop): Declare.
6184 (stmt_may_generate_copy, get_copy_of_val,
6185 get_last_copy_of, set_copy_of_val, dump_copy_of,
6186 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
6187 copy_prop_visit_stmt, copy_prop_visit_phi_node,
6188 init_copy_prop, fini_copy_prop, execute_copy_prop,
6189 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
6190 store_copy_prop): New.
6191 (pass_copy_prop, pass_store_copy_prop): Declare.
6192 * tree-ssa-dom.c (struct opt_stats_d): Add fields
6193 'num_const_prop' and 'num_copy_prop'.
6194 (cprop_operand): Update them.
6195 (dump_dominator_optimization_stats): Dump them.
6196 (tree_ssa_dominator_optimize): Call update_ssa instead of
6198 (loop_depth_of_name): Declare extern.
6199 (simplify_cond_and_lookup_avail_expr): Guard against NULL
6200 values for LOW or HIGH.
6201 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
6202 (record_equivalences_from_stmt): Call expr_computes_nonzero.
6203 (cprop_operand): Only propagate if VAL != OP.
6204 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
6205 statement for renaming.
6206 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
6207 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
6208 add_type_alias if necessary.
6209 Call mark_new_vars_to_rename.
6210 (tree_ssa_iv_optimize): If new symbols need to be renamed,
6211 mark every statement updated, call update_ssa and
6212 rewrite_into_loop_closed_ssa.
6213 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
6214 from LIVEIN if VAR is a virtual.
6215 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
6216 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
6217 (get_call_expr_operands): Reformat statement.
6218 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
6220 * tree-ssa-propagate.c (ssa_prop_init): Initialize
6221 SSA_NAME_VALUE for every name.
6222 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
6223 get_value_loaded_by): New.
6224 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
6225 substitute_and_fold): Move from tree-ssa-ccp.c.
6226 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
6227 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
6228 get_value_loaded_by, replace_uses_in, substitute_and_fold):
6230 * tree-ssa.c (verify_use): Fix error message.
6231 (propagate_into_addr, replace_immediate_uses, get_eq_name,
6232 check_phi_redundancy, kill_redundant_phi_nodes,
6233 pass_redundant_phi): Remove. Update all users.
6234 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6235 add_type_alias, if necessary.
6236 * tree-vectorizer.h (struct _stmt_vect_info): Update
6237 documentation for field 'memtag'.
6238 * tree-vrp.c: New file.
6239 * tree.def (ASSERT_EXPR): Define.
6240 * tree.h (ASSERT_EXPR_VAR): Define.
6241 (ASSERT_EXPR_COND): Define.
6242 (SSA_NAME_VALUE_RANGE): Define.
6243 (struct tree_ssa_name): Add field 'value_range'.
6244 (PHI_REWRITTEN): Remove.
6245 (struct tree_phi_node): Remove field 'rewritten'.
6246 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
6247 -ftree-store-copy-prop): Document.
6248 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
6249 Document usage of update_ssa.
6251 2005-04-08 David Edelsohn <edelsohn@gnu.org>
6254 * config/rs6000/predicates.md (altivec_register_operand): Accept
6256 (and64_operand): Do not limit CONST_INT to mask64_operand.
6257 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
6258 (and_operand): Do not limit CONST_INT to mask_operand.
6260 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
6262 PR rtl-optimization/20466
6263 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
6264 for overlap of the address of each list member.
6265 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
6267 2005-04-08 Mike Stump <mrs@apple.com>
6269 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
6271 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
6274 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
6276 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
6278 * function.c (push_function_context_to): Don't set
6280 * function.h (function): Remove contains_functions.
6281 (current_function_contains_functions): Remove.
6283 * function.h (function): Remove instrument_entry_exit.
6284 (current_function_instrument_entry_exit): Remove.
6286 * function.h (nonlocal_labels): Remove.
6288 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
6290 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
6291 (check_attr_value, write_attr_get, write_expr_attr_cache,
6292 find_attr, make_internal_attr): Don't reference negative_ok or
6294 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
6295 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
6296 (ATTR_STATIC): Adjust the value.
6298 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
6300 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
6302 * config/s390/tpf.h (ASM_SPEC): Define.
6304 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
6306 * tree-flow.h: Remove the prototype for
6307 redirect_immediate_uses.
6308 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
6310 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
6312 * arm.c (arm_const_double_by_parts): New function.
6313 * arm-protos.h (arm_const_double_by_parts): Add prototype.
6314 * arm.md (define_split for 64-bit constants): Add another one.
6316 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
6318 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
6320 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6322 * system.h: Revert last change.
6324 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
6326 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
6327 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
6328 (TARGET_SWITCHES): Delete.
6329 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
6330 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
6331 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
6332 * config/xtensa/xtensa.opt: New file.
6334 2005-04-08 Ben Elliston <bje@au.ibm.com>
6336 * config/fp-bit.c: Include L_mul_tf in #endif comment.
6337 * config/fp-bit.h: Tidy comments.
6339 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6341 * system.h: Poison PARAMS.
6343 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
6345 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
6346 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
6347 (TARGET_SWITCHES): Delete.
6348 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
6349 * config/vax/vax.opt: New file.
6351 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
6353 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
6355 2005-04-07 Ian Lance Taylor <ian@airs.com>
6357 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
6359 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
6360 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
6363 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
6365 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
6366 all immediate uses in PHI nodes.
6368 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
6370 * arm.c (arm_const_double_inline_cost): Handle any constant by
6371 using gen_lowpart and gen_highpart_mode.
6372 (note_invalid_constants): All constants in an RTX with a constraint
6373 that permits memory are now pushed to the constant pool.
6374 (output_move_double): Delete code to handle reg to reg and
6375 constant to reg moves.
6376 (const_double_needs_minipool, output_mov_immediate): Delete.
6377 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
6378 CONST_INT and CONST_VECTOR.
6379 * arm.md (ANY64): New mode macro.
6380 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
6381 (movdf_soft_insn): Split reg-reg and const-reg moves.
6382 (split patterns for 64-bit constant and register moves): New.
6383 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
6384 (cirrus_movdf_hard_insn): Likewise.
6385 * fpa.md (movdf_fpa): Likewise.
6386 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
6387 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
6389 (movv2si_internal_2): Likewise.
6390 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
6391 (movdf_vfp): Likewise.
6392 * arm-protos.h (output_mov_immediate): Delete prototype.
6394 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
6397 * simplify-rtx.c (simplify_unary_operation_1): Check
6398 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
6400 2005-04-06 James E Wilson <wilson@specifixinc.com>
6403 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
6406 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
6408 * coverage.h (GCOV_TYPE_NODE): Delete.
6409 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
6410 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
6411 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
6412 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
6413 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
6415 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
6418 * Makefile.in (gcc.pot): Remove options.c dependency.
6419 * optc-gen.awk: Don't quote help strings with N_().
6421 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
6423 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
6424 the function returns a pointer type.
6426 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
6428 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
6429 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
6430 * doc/invoke.texi: Documnet salias-max-implicit-fields.
6431 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
6432 explicit_uses members.
6433 (get_or_create_used_part_for): Initialize new fields.
6434 (fieldoff_compare): New function.
6435 (create_overlap_variables_for): Count number of fields, use
6436 heuristic to determine whether to create subvars for vars with
6438 Sort the field list by offset and avoid creating duplicate SFT's.
6440 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
6442 * c.opt (-F): Remove trailing whitespace from help string.
6443 (-finput-charset): Use a tab to separate the switch name and help
6445 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
6446 (-ftree-vectorizer-verbose): Likewise.
6448 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
6450 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
6451 a PHI argument where a use occurs instead of all PHI arguments.
6453 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
6455 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
6458 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
6460 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
6461 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
6462 config/bfin/bfin.h: Fix comment typos.
6464 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
6466 * doc/install.texi: Update the URL for Jacks.
6467 * doc/sourcebuild.texi: Likewise.
6469 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
6472 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
6473 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
6475 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
6477 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
6479 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
6481 * config/v850/v850-protos.h (override_options): Delete.
6482 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
6483 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
6484 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
6485 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
6486 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
6487 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
6488 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
6489 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
6490 (OVERRIDE_OPTIONS): Delete.
6491 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
6492 (small_memory_info): Remove the value field.
6493 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
6495 * config/v850/v850.c (small_memory): Remove the value field.
6496 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6497 (override_options): Delete.
6498 (v850_handle_memory_option, v850_handle_option): New functions.
6499 * config/v850/v850.opt: New file.
6501 2005-04-06 Geoffrey Keating <geoffk@apple.com>
6503 * config.host: Add a section for generic hosts, and a subsection
6504 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
6505 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
6506 * config/host-darwin.h: New.
6507 * config/x-darwin: New.
6508 * config/i386/host-i386-darwin.c: New.
6509 * config/i386/x-darwin: New.
6510 * config/rs6000/host-darwin.c: Include host-darwin.h.
6511 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
6512 (darwin_rs6000_gt_pch_use_address): Likewise.
6513 * config/rs6000/x-darwin: Change name of .o built, update
6514 dependencies for changes to rs6000/host-darwin.c.
6516 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6519 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
6521 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
6523 * tree-vect-analyze.c (vect_analyze_loop_form): Call
6524 split_loop_exit_edge instead of loop_split_edge_with.
6526 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
6528 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
6529 UNSPEC_SET_VSCR): New constants, used throughout.
6531 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
6533 (altivec_vspltis<VI_char>): ... this pattern, using
6534 a QImode const_int_operand for the immediate.
6535 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
6538 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6541 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
6543 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
6545 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
6547 2005-04-06 Ben Elliston <bje@au.ibm.com>
6549 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
6550 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
6551 macros as living in "this file" and not gcc.h.
6553 2005-04-06 Ben Elliston <bje@au.ibm.com>
6555 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
6556 -ftree-live_range_split. Perhaps renamed at some point?
6558 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6561 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
6562 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
6564 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6566 * tree-flow.h (number_of_iterations_cond): Declaration removed.
6567 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
6568 (number_of_iterations_special): New function.
6569 (number_of_iterations_exit): Use number_of_iterations_special.
6570 Use simplify_using_outer_evolutions only at -O3.
6571 (number_of_iterations_cond, tree_simplify_using_condition,
6572 simplify_using_initial_conditions, loop_niter_by_eval,
6573 compare_trees, can_count_iv_in_wider_type_bound,
6574 simplify_using_outer_evolutions): Use fold_build.
6576 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
6578 * doc/install.texi (Configuration): Document --with-java-home.
6580 2005-04-05 Richard Henderson <rth@redhat.com>
6584 * config/i386/i386.c (print_operand): Handle vector zeros.
6585 (ix86_split_to_parts): Handle CONST_VECTOR.
6586 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
6587 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
6588 what modes to tie for MMX and SSE registers.
6589 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
6590 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
6591 to vector modes as well.
6592 * config/i386/predicates.md (const0_operand): Handle VOIDmode
6593 properly as an input mode.
6595 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6597 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
6599 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6601 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
6603 2005-04-05 Jakub Jelinek <jakub@redhat.com>
6605 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
6606 and local functions, set sse_nregs to 8 and float_in_sse.
6607 (function_arg_advance, function_arg): If float_in_sse, pass
6608 SFmode and DFmode arguments in SSE registers.
6609 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
6611 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
6612 of -funit-at-a-time.
6614 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
6616 * config/i386/i386-protos.h (ix86_function_value): Accept two
6617 arguments, like the target macro.
6618 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
6619 * config/i386/i386.c (ix86_function_value): Accept the second
6620 argument of the target macro.
6621 (ix86_function_ok_for_sibcall): Pass a function pointer to
6622 ix86_function_value.
6623 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
6624 call to ix86_value_regno).
6625 (ix86_value_regno): Add support for returning floating point values
6628 2005-04-05 Jakub Jelinek <jakub@redhat.com>
6630 PR tree-optimization/20076
6631 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
6632 that call __builtin_return or __builtin_apply_args.
6634 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6636 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
6637 Use immediate use iterator.
6638 (stmt_is_bumper_for_loop): Use immediate use iterator.
6639 * predict.c (strip_builtin_expect): Use update_stmt.
6640 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
6641 on all elements of a STATEMENT_LIST.
6642 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
6643 (bsi_remove): Remove imm_use links and mark the stmt as modified.
6644 (bsi_replace): Mark stmt as modified and the update it.
6645 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
6646 (expand_complex_libcal): Call update_stmt.
6647 (expand_complex_comparison): Call mark_stmt_modified.
6648 (expand_complex_operations_1): Call update_stmt_if_modified.
6649 (expand_vector_operations_1): Call mark_stmt_modified.
6650 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
6651 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
6652 add_immediate_use, redirect_immediate_use,
6653 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
6654 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
6655 (mark_new_vars_to_rename): Call update_stmt.
6656 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
6657 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
6659 (unmodify_stmt): Delete.
6660 (update_stmt): New. Force an update of a stmt.
6661 (update_stmt_if_modified): update a stmt if it is out of date.
6662 (get_stmt_operands): Verify stmt is NOT modified.
6663 (stmt_modified_p): Update comment.
6664 (delink_imm_use): Remove a use node from its immuse list.
6665 (link_imm_use_to_list): Link a use node to a specific list.
6666 (link_imm_use): Link a node to the correct list.
6667 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
6668 it in the correct list, if appropriate.
6669 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
6670 (relink_imm_use): Link a use node in place of another node in a list.
6671 (relink_imm_use_stmt): LInk a node in place of another node, and set
6673 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
6674 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
6675 (first_safe_imm_use): New. Initialize a safe immuse iterator.
6676 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
6677 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
6678 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
6679 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
6680 (has_zero_uses): New. Return true if there are no uses of a var.
6681 (has_single_use): New. Return true if there is only a single use of a
6683 (single_imm_use): New. Return the simgle immediate use.
6684 (num_imm_uses): New. Return the number of immediate uses.
6685 (get_v_must_def_ops): Use is now a pointer.
6686 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
6687 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
6689 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
6690 (delink_stmt_imm_use): Delink all immuses from a stmt.
6691 (phi_arg_index_from_use): New. Return a phi arg index for a use.
6692 * tree-flow.h (struct dataflow_d): Delete.
6693 (immediate_use_iterator_d): New. Immediate use iterator struct.
6694 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
6695 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
6696 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
6698 (struct stmt_ann_d): Remove dataflow_t from struct.
6699 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
6700 (if_convertible_phi_p): Use FAST immuse iterator.
6701 (if_convertible_loop_p): Don't call compute_immediate_uses.
6702 (replace_phi_with_cond_modify_expr): Call update_stmt.
6703 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
6704 update_stmt_if_modified.
6705 (rewrite_all_into_ssa): Initialize ssa operands.
6706 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
6707 compute_immediate_uses.
6708 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
6709 ssa_property is available.
6710 (execute_one_pass): Change parameters passed to execute_todo.
6711 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
6712 (remove_ssa_form): Call fini_ssa_operands.
6713 (insert_backedge_copies): Delete call to modify_stmt.
6714 * tree-phinodes.c (make_phi_node): Initialize use nodes.
6715 (release_phi_node): Delink any use nodes before releasing.
6716 (resize_phi_node): Relink any use nodes.
6717 (remove_phi_arg_num): Delink the use node.
6718 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
6719 (remove_all_phi_nodes_for): Release phi node first.
6720 * tree-pretty-print.c (dump_generic_node): Print stmt address.
6721 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
6722 (scalarize_use, scalarize_copy): Call update_stmt.
6723 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
6724 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
6725 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
6726 (ccp_initialize): Remove call to compute_immediate_uses.
6727 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
6728 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
6730 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
6731 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
6732 (eliminate_redundant_computations): Call mark_stmt_modified.
6733 (cprop_operand): Call mark_stmt_modified.
6734 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
6735 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
6736 (dse_optimize_stmt): Use new immuse interface.
6737 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
6738 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
6739 (substitute_single_use_vars): Use new immuse interface.
6740 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
6741 and compute_immediate_uses.
6742 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
6744 (rewrite_mem_refs): Call update_stmt.
6745 (determine_lsm): Remove call to compute_imm_uses and free_df.
6746 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
6747 (try_unroll_loop_completely): Call update_stmt.
6748 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
6749 (rewrite_use_compare): Call update_stmt.
6750 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
6751 (rewrite_use) : Call update_stmt.
6752 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
6753 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
6755 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
6756 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
6757 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
6759 (initialize_vuse_operand): New. Initialize a vuse operand.
6760 (initialize_v_may_def_operand): New. Initialize a maydef operand.
6761 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
6762 (finalize_ssa_defs): Use stmt parameter.
6763 (correct_use_link): Ensure a use node is in the correct list, and has
6764 the correct stmt pointer.
6765 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
6766 finalize_ssa_v_must_defs): Also initialize use nodes.
6767 (finalize_ssa_stmt_operands): Pass extra stmt operands.
6768 (build_ssa_operands): Seperate parsing from final operand construction.
6769 (parse_ssa_operands): New. Parse entry point for operand building.
6770 (swap_tree_operands): New. Swap 2 tree operands.
6771 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
6773 (get_expr_operands): Call swap_tree_operands when needed.
6774 (copy_virtual_operands): Use initialize routines for virtual use ops.
6775 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
6776 (verify_abort): New. Issue imm_use error.
6777 (verify_imm_links): New Verify imm_use links for a var.
6778 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
6779 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
6780 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
6781 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
6782 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
6783 (NULL_USE_OPERAND_P) Define.
6784 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
6786 (struct vuse_operand_type): New struct.
6787 (SET_USE): Call set_ssa_use_from_ptr.
6789 (PHI_ARG_INDEX_FROM_USE): Define.
6790 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
6791 argument via SET_USE, not PHI_ARG_DEF_TREE.
6792 * tree-ssa-pre.c (eliminate): Call update_stmt.
6793 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
6795 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
6796 (nearest_common_dominator_of_uses): Use imm_use iterator.
6797 (statement_sink_location): Use imm_use iterator and interface.
6798 (execute_sink_code): Don't call compute_immediate_uses or free-df.
6799 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
6800 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
6801 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
6802 (verify_ssa): Ensure no stmt is marked modify after optimization pass
6803 if new parameter is true.
6804 (init_tree_ssa): Don't initialize operand cache here.
6805 (delete_tree_ssa): Don't destroy operand cache here.
6806 (propagate_into_addr): Pass in a use pointer, return true if anything
6808 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
6809 (check_phi_redundancy): Use imm_use iterator.
6810 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
6812 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
6813 (release_ssa_name): Delink node and all elements in its imm_use list.
6814 * tree-tailcall.c (adjust_return_value): Call update_stmt.
6815 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
6816 * tree-vectorizer.c (need_imm_uses_for): Delete.
6817 (vectorize_loops): Dont call compute_immediate_uses or free_df.
6818 * tree.h (struct ssa_imm_use_d): Define.
6819 (SSA_NAME_IMM_USE_NODE): Define.
6820 (struct tree_ssa_name): Add imm_use node.
6822 (PHI_ARG_IMM_USE_NODE): Define.
6823 (struct phi_arg_d): Add imm_use node.
6824 (struct tree_phi_node): Remove struct dataflow_d element.
6825 (TDF_STMTADDR): Define.
6827 2005-04-05 Dale Johannesen <dalej@apple.com>
6829 * doc/invoke.texi (Optimization Options): Remove
6830 duplicate -fcse-follow-jumps. Add -fweb.
6831 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
6832 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
6834 2005-04-05 Per Bothner <per@bothner.com>
6836 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
6837 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
6838 (warn_uninit): Get EXPR_LOCUS from context now instead.
6839 This fixes a USE_MAPPED_LOCATION testsuite failure.
6841 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
6843 2005-04-05 Per Bothner <per@bothner.com>
6845 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
6846 of the artification 'return 0' in main() to BUILTINS_LOCATION.
6847 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
6850 2004-04-05 Devang Patel <dpatel@apple.com>
6852 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
6853 (lhsr<mode>3): ... new name.
6854 (altivec_vsra<VI_char>): Rename to ..
6855 (ashr<mode>3): ... new name.
6856 * config/rs6000/rs6000.c (builtin_description): Rename shift
6859 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
6861 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
6862 gen_lowpart_for_combine.
6863 * cse.c (gen_lowpart_if_possible): Move...
6864 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
6866 (gen_lowpart_no_emit_general): Use it.
6868 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6870 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
6873 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
6875 * system.h: Fix typo.
6877 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
6879 * config/bfin/bfin-modes.def: New file.
6880 * config/bfin/bfin-protos.h: New file.
6881 * config/bfin/bfin.c: New file.
6882 * config/bfin/bfin.h: New file.
6883 * config/bfin/bfin.md: New file.
6884 * config/bfin/bfin.opt: New file.
6885 * config/bfin/crti.s: New file.
6886 * config/bfin/crtn.s: New file.
6887 * config/bfin/elf.h: New file.
6888 * config/bfin/lib1funcs.asm: New file.
6889 * config/bfin/predicates.md: New file.
6890 * config/bfin/t-bfin: New file.
6891 * config/bfin/t-bfin-elf: New file.
6892 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
6893 Document new attributes.
6894 (interrupt, interrupt_handler, saveall): Update documentation for
6896 * doc/install.texi (Specific): Add entry for the Blackfin.
6897 * doc/invoke.texi (Blackfin Options): New section.
6898 * doc/md.texi (Blackfin family): New section to document constraints.
6899 * config.gcc: Add bfin*-* and bfin*-elf configurations.
6901 2005-04-05 Olivier Hainque <hainque@adacore.com>
6903 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
6904 match what the system unwinder expects.
6905 * config/mips/mips.c (mips_frame_set): If we're saving the return
6906 address register and the dwarf return address column number differs
6907 from the hard register number, adjust the note reg to refer to the
6910 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
6912 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
6913 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
6914 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
6915 (processor_type): New enum.
6916 (mn10300_processor): New variable.
6917 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
6918 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
6919 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
6920 (PROCESSOR_DEFAULT): New macro.
6921 * config/mn10300/mn10300.c (mn10300_processor): New variable.
6922 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6923 (mn10300_handle_option, mn10300_override_options): New functions.
6924 * config/mn10300/mn10300.opt: New file.
6926 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6927 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
6929 PR tree-optimization/19903
6930 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
6931 that don't fit in their type after conversion.
6933 2005-04-05 Uros Bizjak <uros@kss-loka.si>
6936 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
6937 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
6938 Allocate local stack slots here. Set ix86_optimize_mode_switching.
6939 flag here. Implement using define_insn_and_split.
6940 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
6941 (frndintxf2_mask_pm_i387): New insn patterns.
6942 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
6943 Do not set ix86_optimize_mode_switching flag.
6944 (ceilsf2, ceildf2, ceilxf2): Same.
6945 (btruncsf2, btruncdf2, btruncxf2): Same.
6946 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
6948 2005-04-05 Ian Lance Taylor <ian@airs.com>
6951 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
6952 i386_pe_record_external_function.
6953 (i386_pe_record_external_function): Update declaration.
6954 * config/i386/winnt.c (struct extern_list): Add decl field.
6955 (i386_pe_record_external_function): Add decl parameter.
6956 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
6958 * config/i386/i386-protos.h (i386_pe_record_external_function):
6961 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
6963 * config/m68k/m68k-protos.h: Add a prototype for
6964 valid_dbcc_comparison_p_2.
6965 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
6966 extend_operator, const_uint32_operand, const_sint32_operand,
6967 general_src_operand, nonimmediate_src_operand,
6968 memory_src_operand, post_inc_operand, pre_dec_operand,
6969 pcrel_address): Move to predicates to predicates.md.
6970 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
6971 * config/m68k/m68k.md: Include predicates.md.
6972 * config/m68k/predicates.md: New.
6974 2005-04-04 Roger Sayle <roger@eyesopen.com>
6976 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
6978 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
6980 2005-04-04 Ian Lance Taylor <ian@airs.com>
6982 * c-typeck.c (struct c_switch): Rename switch_stmt field to
6984 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
6985 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
6986 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
6987 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
6988 * c-common.c (c_do_switch_warnings_1): New static function broken
6989 out of c_do_switch_warnings.
6990 (c_do_switch_warnings): Call c_do_switch_warnings_1.
6991 (c_do_switch_expr_warnings): New function.
6992 * c-common.h (c_do_switch_expr_warnings): Declare.
6994 2005-04-04 David Edelsohn <edelsohn@gnu.org>
6995 Daniel Jacobowitz <dan@codesourcery.com>
6997 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
6999 * rtlanal.c (may_trap_p): Same.
7001 2005-04-04 Dale Johannesen <dalej@apple.com>
7003 * ChangeLog: remove reference to ChangeLog.12.
7005 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
7007 CRIS epilogue as RTL.
7008 * config/cris/cris.md: Change all 0 in unspec 0 to
7010 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
7011 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
7013 ("return"): Change to define_expand. Call cris_expand_return for
7015 ("*return_expanded"): New pattern.
7016 ("epilogue"): New define_expand.
7017 * config/cris/cris.h (PREDICATE_CODES): Add
7018 cris_load_multiple_op.
7019 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
7021 (enum cris_retinsn_type): New.
7022 (struct machine_function): New member return_type.
7023 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
7024 (cris_target_asm_function_epilogue): Remove, moving RTLified
7026 (cris_expand_epilogue): New function.
7027 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
7028 (cris_gen_movem_load, cris_load_multiple_op)
7029 (cris_return_address_on_stack_for_return, cris_expand_return): New
7031 (cris_target_asm_function_prologue)
7032 (cris_initial_frame_pointer_offset): Call
7033 cris_reg_saved_in_regsave_area instead of complicated expression.
7034 Call cris_return_address_on_stack instead of an expression.
7035 (cris_print_operand) <case 'o', case 'O'>: New cases.
7036 (cris_return_address_on_stack): Change return-type to bool.
7037 (cris_simple_epilogue): Ditto. Return false if registers are
7039 * config/cris/cris-protos.h (cris_simple_epilogue)
7040 (cris_return_address_on_stack): Adjust prototype return type.
7041 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
7042 (cris_return_address_on_stack_for_return): New prototypes.
7044 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
7046 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
7047 gpr_or_int12_operand.
7049 * config/frv/frv-protos.h: Add a prototype to
7050 frv_legitimate_memory_operand and frv_const_unspec_p.
7051 (frv_unspec): Move from frv.c.
7052 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
7053 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
7054 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
7055 gpr_or_fpr_operand, gpr_or_int12_operand,
7056 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
7057 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
7058 int6_operand, int5_operand, uint5_operand, uint4_operand,
7059 uint1_operand, int_2word_operand, uint16_operand,
7060 upper_int16_operand, integer_register_operand,
7061 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
7062 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
7063 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
7064 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
7065 move_destination_operand, movcc_fp_destination_operand,
7066 frv_function_symbol_referenced_p, move_source_operand,
7067 condexec_dest_operand, condexec_source_operand,
7068 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
7069 const_unspec_operand, gpr_or_memory_operand,
7070 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
7071 icc_operand, fcc_operand, cc_operand, icr_operand,
7072 fcr_operand, cr_operand, call_operand, sibcall_operand,
7073 symbolic_operand, relational_operator,
7074 integer_relational_operator, float_relational_operator,
7075 ccr_eqne_operator, minmax_operator,
7076 condexec_si_binary_operator, condexec_si_media_operator,
7077 condexec_si_divide_operator, condexec_si_unary_operator,
7078 condexec_sf_conv_operator, condexec_sf_add_operator,
7079 condexec_memory_operand, intop_compare_operator, acc_operand,
7080 even_acc_operand, quad_acc_operand, accg_operand: Move to
7082 * config/frv/frv.h (PREDICATE_CODES): Remove.
7083 * config/frv/frv.md: Include predicates.md.
7084 * config/frv/predicates.md: New.
7086 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
7089 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
7090 * tree-ssa-loop-ivopts.c: Include langhooks.h.
7091 (add_standard_iv_candidates_for_size): New function, extracting code
7092 from add_standard_iv_candidates and parameterizing it by type size.
7093 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
7095 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
7097 * system.h (GCOV_SIZE_TYPE): Unposion.
7098 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
7099 (GCOV_TYPE_SIZE): ...this new macro.
7100 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
7101 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
7102 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
7103 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
7104 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
7105 instead of unsigned_intSI_type_node.
7106 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
7107 (rtl_gen_one_value_profiler_no_edge_manipulation)
7108 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
7109 * value-prof.c: Include coverage.h.
7111 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
7112 Diego Novillo <dnovillo@redhat.com>
7114 Fix PR tree-optimization/20703
7115 Fix PR tree-optimization/20725
7117 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
7118 (create_expression_by_pieces): Ditto.
7119 (valid_in_set): Ditto. Also handle tcc_declaration.
7120 (find_or_generate_expression): Handle comparison class.
7121 (insert_into_preds_of_block): Ditto.
7122 (insert_aux): Ditto.
7123 (create_value_expr_from): Handle comparison class, recursively
7124 handle reference nodes.
7125 (compute_avail): Handle comparison classes, rewrite a little cleaner.
7126 (execute_pre): Fix spacing.
7127 (do_fre): Renamed to execute_fre.
7129 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7131 * doc/invoke.texi (SPARC options): Document that
7132 -mlittle-endian is not supported on Linux either.
7134 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7138 * config.gcc (Obsolete configurations): Remove
7139 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
7140 (sparclite-*-coff*): Delete.
7141 (sparclite-*-elf*): Likewise.
7142 (sparc86x-*-elf*): Likewise.
7143 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
7144 * config/sparc/lite.h: Delete.
7145 * config/sparc/litecoff.h: Likewise.
7146 * config/sparc/liteelf.h: Likewise.
7147 * config/sparc/sp86x-elf.h: Likewise.
7148 * config/sparc/t-sparclite: Likewise.
7149 * config/sparc/t-sp86x: Likewise.
7151 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
7153 * config/s390/s390-protos.h: (s390_comparison,
7154 s390_alc_comparison, s390_slb_comparison, const0_operand,
7155 consttable_operand, larl_operand, s_operand,
7156 shift_count_operand, bras_sym_operand, load_multiple_operation,
7157 store_multiple_operation, s390_plus_operand): Remove prototypes.
7158 (s390_legitimate_address_without_index_p): New prototype.
7159 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
7161 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
7162 const0_operand, consttable_operand, larl_operand, s_operand,
7163 shift_count_operand, bras_sym_operand, load_multiple_operation,
7164 store_multiple_operation, s390_plus_operand): Move to
7166 (check_mode): Remove.
7167 (s390_branch_condition_mask): Remove 'static'. Move prototype to
7169 (s390_legitimate_address_without_index_p): New.
7170 * config/s390/s390.h (PREDICATE_CODES): Remove.
7171 * config/s390/s390.md: Include predicates.md.
7172 * config/s390/predicates.md: New.
7174 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7177 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
7178 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
7179 (NEED_INDICATE_EXEC_STACK): Define to 1.
7180 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
7181 (NEED_INDICATE_EXEC_STACK): Define to 1.
7182 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
7183 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
7184 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
7185 (pic_helper_emitted_p): New global.
7186 (emit_pic_helper): New function extracted from...
7187 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
7188 Do not call emit_pic_helper if delay_pic_helper is true.
7189 (sparc_expand_prologue): Pass 'false' to load_pic_register.
7190 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
7191 (sparc_file_end): New function.
7193 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
7195 * config/mcore/mcore-protos.h: Remove the prototypes for
7196 mcore_arith_reg_operand, mcore_general_movsrc_operand,
7197 mcore_general_movdst_operand, mcore_reload_operand,
7198 mcore_arith_J_operand, mcore_arith_K_operand,
7199 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
7200 mcore_arith_K_S_operand, mcore_arith_imm_operand,
7201 mcore_arith_any_imm_operand, mcore_arith_O_operand,
7202 mcore_literal_K_operand, mcore_addsub_operand,
7203 mcore_compare_operand, mcore_load_multiple_operation,
7204 mcore_store_multiple_operation, mcore_call_address_operand.
7205 Add a prototype for const_ok_for_mcore.
7206 * config/mcore/mcore.c (mcore_call_address_operand,
7207 mcore_general_movsrc_operand, mcore_general_movdst_operand,
7208 mcore_arith_reg_operand, mcore_reload_operand,
7209 mcore_arith_J_operand, mcore_arith_K_operand,
7210 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
7211 mcore_arith_M_operand, mcore_arith_imm_operand,
7212 mcore_arith_any_imm_operand, mcore_arith_O_operand,
7213 mcore_literal_K_operand, mcore_addsub_operand,
7214 mcore_compare_operand, mcore_load_multiple_operation,
7215 mcore_store_multiple_operation): Move to predicates.md.
7216 (const_ok_for_mcore): Export.
7217 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
7218 * config/mcore/mcore.md: Include predicates.md.
7219 * config/mcore/predicates.md: New.
7221 * config/mcore/predicates.md: Fix a comment typo.
7223 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
7224 Adrian Straetling <straetling@de.ibm.com>
7226 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
7227 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
7228 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
7230 ("imul"): Removed from "type" attribute.
7231 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
7232 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
7233 Changed type to imulsi.
7234 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
7236 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
7238 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
7239 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
7240 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
7241 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
7242 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
7243 (TARGET_SWITCHES, mcore_stack_increment_string)
7244 (TARGET_OPTIONS): Delete.
7245 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
7246 than *_BIT constants.
7247 (TARGET_8ALIGN): #undef old definition before redefining to 1.
7248 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
7249 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
7250 (mcore_override_options): Delete mcore_stack_increment code.
7251 Change use of M340_BIT to MASK_M340.
7252 * config/mcore/mcore.opt: New file.
7254 2005-04-04 Ian Lance Taylor <ian@airs.com>
7256 * config/arm/arm.c (replace_symbols_in_block): Remove static
7259 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
7261 * config/fr30/fr30-protos.h: Remove the prototypes for
7262 stack_add_operand, add_immediate_operand,
7263 high_register_operand, low_register_operand, call_operand,
7264 di_operand, and nonimmediate_di_operand.
7265 * config/fr30/fr30.c (stack_add_operand,
7266 add_immediate_operand, high_register_operand,
7267 low_register_operand, call_operand, di_operand,
7268 nonimmediate_di_operand): Move to predicates.md.
7269 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
7270 * config/fr30/fr30.md: Include predicates.md.
7271 * config/fr30/predicates.md: New.
7273 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
7274 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
7275 mcore_call_address_operand.
7277 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
7278 general_movsrc_operand.
7280 2005-04-04 Alan Modra <amodra@bigpond.net.au>
7282 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
7285 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
7288 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
7291 2005-04-04 Richard Henderson <rth@redhat.com>
7292 Jakub Jelinek <jakub@redhat.com>
7294 PR rtl-optimization/16104
7295 * fold-const.c (fold_unary): Fix folding of vector conversions.
7297 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
7299 * config.gcc (xstormy16-*-elf): Set extra_options.
7300 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
7301 * config/stormy16/stormy16.opt: New file.
7303 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
7305 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
7306 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
7307 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
7308 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
7309 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
7310 (TARGET_UNIX_ASM): Delete.
7311 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
7312 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
7313 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
7314 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7315 * config/pdp11/pdp11.opt: New file.
7317 2005-04-03 Roger Sayle <roger@eyesopen.com>
7318 Alexandre Oliva <aoliva@redhat.com>
7321 * fold-const.c (non_lvalue): Split tests into...
7322 (maybe_lvalue_p): New function.
7323 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
7324 C++ front-end prior to lowering into gimple form.
7326 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7328 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
7329 BUILT_IN_STRNCASECMP): New.
7330 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
7333 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
7336 * arm.md (addsi3_compare0_for_combiner): Delete.
7337 (addsi3_compare0_scratch_for_combiner): Delete.
7338 (cmpsi_neg_shiftsi): Delete.
7339 (compare_negsi_si): New pattern.
7340 (cmpsi_negshiftsi_si): New pattern.
7341 (negated_cbranchsi4): Restrict to equality_operator.
7343 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
7346 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
7348 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
7351 * doc/install.texi: Fix a typo.
7353 2005-04-03 Steven Bosscher <stevenb@suse.de>
7356 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
7357 a computed goto if the edge to the computed goto block has
7358 incoming abnormal edges. Clarify how the function works.
7360 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
7362 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
7363 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
7364 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
7365 hash_scan_set, reg_set_between_after_reload_p,
7366 reg_used_between_after_reload_p, get_avail_load_store_reg,
7367 eliminate_partially_redundant_load): Likewise.
7368 * postreload.c (reload_cse_simplify_set,
7369 reload_combine_note_use): Likewise.
7370 * predict.c (predict_insn, expected_value_to_br_prob,
7371 propagate_freq, expensive_function_p): Likewise.
7372 * print-rtl.c (print_rtx): Likewise.
7373 * profile.c (instrument_edges, instrument_values,
7374 compute_branch_probabilities, branch_prob, union_groups,
7375 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
7376 * protoize.c (in_system_include_dir, file_could_be_converted,
7377 file_normally_convertible, gen_aux_info_file, seek_to_line,
7378 do_cleaning): Likewise.
7379 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
7380 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
7381 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
7383 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
7385 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
7386 * modulo-sched.c (undo_replace_buff_elem): New structure.
7387 (kernel_number_of_cycles, ps_unschedule_node,
7388 undo_generate_reg_moves,free_undo_replace_buff,
7389 undo_permute_partial_schedule, loop_single_full_bb_p,
7390 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
7391 build_loops_structure, get_sched_window): New.
7392 (generate_reg_moves): Return undo_replace_buff_elem and other
7394 (generate_prolog_epilog): Remove old loop versioning.
7395 (sms_schedule): Use loop information and loop_version.
7396 (sms_schedule_by_order): Split part of it to get_sched_window.
7397 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
7398 cfg_layout_finalize and free_dominance_info before/after SMS.
7400 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
7402 * cfghooks.c (lv_flush_pending_stmts,
7403 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
7404 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
7405 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
7406 lv_add_condition_to_bb,
7407 lv_adjust_loop_header_phi, extract_cond_bb_edges,
7408 flush_pending_stmts): New in cfg_hooks structure.
7409 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
7410 extract_cond_bb_edges, lv_adjust_loop_header_phi,
7411 lv_add_condition_to_bb): New declarations.
7412 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
7414 (loop_version): Declare.
7415 * cfgloopmanip.c (cfghooks.h): Include.
7416 (duplicate_loop_to_header_edge): Change return type to bool.
7417 (loop_version, lv_adjust_loop_entry_edge): Move here.
7418 * cfgrtl.c (cfgloop.h): Include.
7419 (rtl_verify_flow_info_1): Fix.
7420 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
7421 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
7423 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
7424 tree_lv_add_condition_to_bb): New.
7425 (tree_cfg_hooks): Add new hooks to initialization.
7426 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
7427 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
7429 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
7431 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
7432 xstormy16_below100_or_register,
7433 xstormy16_splittable_below100_or_register, and
7434 nonimmediate_nonstack_operand.
7436 * config/stormy16/stormy16-protos.h: Remove the prototypes for
7437 xstormy16_ineqsi_operator, equality_operator,
7438 inequality_operator, shift_operator,
7439 xstormy16_below100_operand, xstormy16_below100_or_register,
7440 xstormy16_splittable_below100_or_register,
7441 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
7442 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
7443 equality_operator, inequality_operator,
7444 xstormy16_below100_operand, xstormy16_below100_or_register,
7445 xstormy16_splittable_below100_or_register,
7446 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
7447 nonimmediate_nonstack_operand, shift_operator): Move to
7449 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
7450 * config/stormy16/stormy16.md: Include predicates.md.
7451 * config/stormy16/predicates.md: New.
7453 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
7455 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
7456 small_int, large_int, reg_or_0_operand, simple_memory_operand,
7457 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
7458 move_operand, power_of_2_operand): Move to predicates.md.
7459 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
7460 PREDICATE_CODE): Remove.
7461 * config/iq2000/iq2000.md: Include predicates.md.
7462 * config/iq2000/predicates.md: New.
7464 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
7466 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
7467 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
7468 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
7469 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
7470 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
7471 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
7472 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
7473 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7474 (TARGET_M68HC11): Delete.
7475 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
7476 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
7477 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
7478 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7479 (nb_soft_regs): Delete.
7480 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
7481 (m68hc11_override_options): Remove the code that caters for MASK_M6811
7482 and MASK_M6812 being set simultaneously. Change the code that sets
7483 the default m68hc11_soft_reg_count to use integers instead of strings.
7484 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
7485 m68hc11_soft_reg_count (which now has an int type) as the number
7487 * config/m68hc11/m68hc11.opt: New file.
7489 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
7491 * config/fr30/fr30.h (PREDICATE_CODES): Remove
7492 fp_displacement_operand, sp_displacement_operand.
7494 * config/m68hc11/m68hc11-protos.h: Add a prototype for
7496 Remove the prototypes for tst_operand, cmp_operand,
7497 stack_register_operand, d_register_operand,
7498 hard_addr_reg_operand, splitable_operand,
7499 m68hc11_logical_operator, m68hc11_arith_operator,
7500 m68hc11_non_shift_operator, m68hc11_shift_operator,
7501 m68hc11_unary_operator, m68hc11_eq_compare_operator,
7502 non_push_operand, hard_reg_operand, and
7503 reg_or_some_mem_operand.
7504 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
7506 (tst_operand, cmp_operand, non_push_operand,
7507 splitable_operand, reg_or_some_mem_operand,
7508 stack_register_operand, d_register_operand,
7509 hard_addr_reg_operand, hard_reg_operand,
7510 m68hc11_eq_compare_operator, m68hc11_logical_operator,
7511 m68hc11_arith_operator, m68hc11_non_shift_operator,
7512 m68hc11_shift_operator, m68hc11_unary_operator): Move to
7514 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
7515 * config/m68hc11/m68hc11.md: Include predicates.md.
7516 * config/m68hc11/predicates.md: New.
7518 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7521 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
7522 change checked in along with 2005-03-03's patch for debug/20253.
7523 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
7524 (remap_decl): Insert type decl in map earlier.
7526 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7528 PR tree-optimization/20640
7529 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
7530 post-dominator if it has phi nodes.
7531 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
7532 before dead statements.
7534 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7537 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
7539 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7541 PR rtl-optimization/20290
7542 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
7543 in every iteration if the entry point is the exit test.
7545 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
7547 * config/cris/cris.md (attribute "length"): Define.
7549 2005-04-02 Geoffrey Keating <geoffk@apple.com>
7551 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
7552 (word_offset_memref_operand): New.
7553 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
7554 (indexed_or_indirect_operand): Delete.
7555 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
7556 (indexed_or_indirect_operand): Delete.
7558 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
7561 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
7564 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
7565 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
7567 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7569 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
7571 2005-04-01 Ian Lance Taylor <ian@airs.com>
7573 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
7574 (rus, prus): Remove static variables.
7575 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
7576 (process_command): Permit report_times and use_pipes together.
7578 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
7580 * c-decl.c (validate_proto_after_old_defn): Look at
7581 TYPE_MAIN_VARIANT of argument types.
7583 2005-04-01 Paul Brook <paul@codesourcery.com>
7585 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
7586 (arm_output_function_epilogue): Allow call_via_SP.
7587 (thumb_call_via_reg, arm_file_end): Ditto.
7588 * config/arm/arm.h (struct machine_function): Include space for SP.
7589 (thumb_call_via_label): Update declaration.
7591 2005-04-01 Ian Lance Taylor <ian@airs.com>
7593 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
7594 doing a peephole optimization, once again put any notes in the
7597 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7599 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
7601 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
7603 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
7604 (block_alloc, find_free_reg): Likewise.
7605 * loop-doloop.c (doloop_modify): Likewise.
7606 * loop-invariant.c (record_use): Likewise.
7607 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
7608 get_iv_value, canon_condition, eliminate_implied_condition,
7609 eliminate_implied_condition, simplify_using_initial_values,
7610 shorten_into_mode, canonicalize_iv_subregs,
7611 iv_number_of_iterations): Likewise.
7612 * loop-unroll.c (expand_var_during_unrolling): Likewise.
7613 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
7614 unswitch_loop): Likewise.
7615 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
7616 move_movables, replace_call_address, find_and_verify_loops,
7617 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
7618 record_giv, final_giv_value, general_induction_var,
7619 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
7620 loop_giv_dump): Likewise.
7622 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
7623 GCOV_CHECK_WRITING): Remove.
7624 (gcov_position, gcov_rewrite): Use gcc_assert.
7625 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
7626 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
7627 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
7630 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7632 * tree-inline.c: Fix a typo.
7634 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
7636 * configure.ac (enable-checking): Explicitly set all variables for
7637 collective switch values. Alphabetize variables. Rename
7638 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
7640 * doc/install.texi (enable-checking): Update documentation.
7641 * configure: Rebuilt.
7643 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7645 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
7648 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
7650 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
7651 Also reject cases where this pattern will cause load delay stalls
7652 unless optimizing for size and it will produce a shorter sequence.
7653 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
7654 variants to avoid pre-adjusting the base when possible.
7656 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
7658 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
7659 the frame and argument pointers.
7660 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
7661 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
7662 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
7663 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
7664 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
7665 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
7667 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
7669 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
7670 with entry for selectany attribute.
7671 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
7673 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
7674 (i386_pe_asm_named_section): Handle sections generated by
7675 selectany attribute.
7676 * doc/extend.texi (selectany): Document attribute.
7678 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
7679 Jan Hubicka <jh@suse.cz>
7681 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
7682 to fix addresses involving EBP and ESP.
7683 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
7684 for SUBREGed registers.
7685 (legitimate_address_p): Accept SUBREGed registers.
7687 2005-04-01 Jakub Jelinek <jakub@redhat.com>
7690 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
7691 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
7694 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7696 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
7698 2005-04-01 James E Wilson <wilson@specifixinc.com>
7701 * dwarf2out.c (rtl_for_decl_init): New function.
7702 (rtl_for_decl_location): Extracted from here.
7703 (tree_add_const_value_attribute): Call rtl_for_decl_init and
7704 add_const_value_attribute. Delete initializer_constant_valid_p call.
7706 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7708 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
7709 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
7710 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
7711 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
7712 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
7713 config/i386/i386.md, config/rs6000/predicates.md,
7714 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
7715 config/s390/s390.c, config/stormy16/stormy16.c,
7716 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
7719 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
7722 * gimplify.c (gimplify_expr): Create a temporary for lvalue
7723 COND_EXPR and CALL_EXPR.
7725 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
7728 * genautomata.c (first_cycle_unit_presence): Check all alternative
7729 states for unit presence.
7731 * doc/md.texi: Remove remark about impossibility to query unit
7732 presence in non nondeterministic automaton state.
7734 * config/ia64/ia64.c (get_template): Change order of unit querying.
7736 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7738 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
7741 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
7743 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
7744 flag for edges outside any loops.
7746 2005-03-31 Janis Johnson <janis187@us.ibm.com>
7748 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
7750 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7752 * tree-ssa-alias.c: Follow spelling conventions.
7753 * doc/tree-ssa.texi: Fix a typo.
7755 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
7757 * postreload-gcse.c: Include target.h.
7758 (gcse_after_reload_main): Return early if we cannot modify jumps.
7759 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
7761 2005-03-31 David Edelsohn <edelsohn@gnu.org>
7763 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
7764 expensive operations.
7766 2005-03-31 Ian Lance Taylor <ian@airs.com>
7768 * collect2.c (lderrout): New variable.
7769 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
7770 if it is set, to stderr.
7771 (handler): Unlink lderrout if it is set.
7772 (dump_file): Add "to" parameter. Change all callers.
7773 (main): Initialize lderrout.
7774 (collect_execute): Add errname parameter. Change all callers.
7775 Rename redir parameter to outname. Never pass
7776 PEX_STDERR_TO_STDOUT to pex_run.
7777 * collect2.h (collect_execute, dump_file): Update declarations.
7778 * tlink.c (tlink_execute): Add errname parameter. Change all
7780 (do_tlink): Check lderrout as well as ldout.
7782 2005-03-31 Caroline Tice <ctice@apple.com>
7784 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
7785 (bb-reorder.o): Add errors.h to list of requirements.
7786 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
7787 profiledbootstrap flags.
7788 * bb-reorder.c (errors.h): Add new include.
7789 (struct bbro_basic_block_data_def): Add new field, in_trace.
7790 (add_unlikely_executed_notes): Remove function.
7791 (mark_bb_for_unlikely_executed_section): Remove function.
7792 (insert_section_boundary_note): New function.
7793 (verify_hot_cold_block_grouping): New function.
7794 (push_to_next_round_p): Remove variables and tests that push all
7795 cold blocks to last round.
7796 (find_traces): Remove code that added extra round of trace finding
7797 when doing partitioning.
7798 (find_traces_1_round) : Remove variable last_round; add code to
7799 update new struct field, in_trace; correct trace_length where it was
7800 incorrect before (after call to copy_bb); change code that pushed all
7801 cold blocks to last round. Instead verify that all blocks going into
7802 a trace belong in the same partition.
7803 (connect_traces): Modify to connect the traces in two passes, if the
7804 function contains both hot and cold blocks. The first pass connects
7805 all the traces for blocks in the partition that the first block in
7806 the function belongs to; the second pass connnects all the traces
7807 containing blocks that belong in the other partition.
7808 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7809 code that automatically put the first block in a function into the
7810 hot partition if the function had any hot blocks.
7811 (fix_crossing_unconditional_branches): Check number of succ edges
7812 before attempting to get one.
7813 (fix_edges_for_rarely_executed_code): Update comment describing
7815 (reorder_basic_blocks): Add code to initialize new field (in_trace);
7816 remove call to add_unlikely_executed_notes; add call to
7817 verify_hot_cold_block_grouping.
7818 (duplicate_computed_gotos): Don't change computed goto if it's a
7820 (partition_hot_cold_basic_blocks): Update function comment.
7821 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
7823 (try_forward_edges): Likewise.
7824 (merge_blocks_move_predecessor_nojumps): Likewise.
7825 (merge_blocks_move_successor_nojumps): Likewise.
7826 (merge_blocks_move): Likewise.
7827 (try_crossjump_bb): Likewise.
7828 * cfglayout.c (update_unlikely_executed_notes): Remove function.
7829 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
7830 notes to cold bb's; remove call to update_unlikely_executed_notes.
7831 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7832 NOTE_INSN_SWITCH_TEXT_SECTIONS.
7833 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
7834 function declaration.
7835 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
7837 (rtl_can_merge_blocks): Remove redundancy from condition.
7838 (try_redirect_by_replacing_jump): Likewise.
7839 (force_nonfallthru_and_redirect): Remove code for adding
7840 UNLIKELY_EXECUTED_CODE notes to cold bb's.
7841 (commit_one_edge_insertion): Likewise.
7842 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
7843 * dbxout.c (FORCE_TEXT): Replace function_section with
7844 current_function_section.
7845 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
7846 function, switch_text_section.
7847 (struct xcoff_debug): Likewise.
7848 (dbxout_function_end): Add code to put out label diffs for both
7849 hot and cold sections.
7850 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
7851 for new debug_hooks funciton, switch_text_section..
7852 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
7853 switch_text_section.
7854 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
7855 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
7856 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
7857 dw_fde_switched_sections.
7858 (output_call_frame_info): Add test to see if function switches text
7859 sections in the middle; if so, use appropriate extra hot and cold
7860 section labels to compute size deltas for the hot and cold sections.
7861 (dwarf2out_begin_prologue): Add code to initialize new fields in
7863 (dwarf2out_switch_text_section): New function (invoked through
7864 debug_hook); updates new fields in dw_fde_struct appropriately and
7865 increments separate_line_info_table_in_use.
7866 (dwarf2_debug_hooks): Initialize switch_text_section function to be
7867 dwarf2out_switch_text_section.
7868 (struct var_loc_node): Add new field, section_label.
7869 (output_aranges): Add code to check whether in hot or cold section and
7870 use the appropriate label in calculating deltas.
7871 (output_ranges): Likewise.
7872 (output_line_info): Add code to check which section we're in and
7873 use appropriate hot/cold label.
7874 (add_location_or_constant_value_attribute): Likewise.
7875 (gen_subprogam_die): Modify arange attributes to use correct labels.
7876 (dwarf2out_begin_block): Change call to function_section into call to
7877 current_function_section.
7878 (dwarf2out_end_block): Likewise.
7879 (dwarf2out_source_line): Likewise.
7880 (dwarf2out_var_location): Add code to check whether in hot or cold
7881 section and use the appropriate label.
7882 * except.c (output_function_exception_table): Change call to
7883 function_section into call to current_function_section.
7884 * final.c (profile_function): Likewise.
7885 (scan_ahead_for_unlikely_executed_note): Remove function.
7886 (final_scan_insn): Remove calls to
7887 scan_ahead_for_unlikely_executed_note, and related code for switching
7888 to cold section, except for the single time
7889 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
7890 debug_hooks->switch_text_sections; replace appropriate calls to
7891 function_section with calls to current_function_section.
7892 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
7893 test_bb to condition.
7894 (find_if_case_2): Likewise.
7895 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7896 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
7897 * opts.c (decode_options): Change warning about hot/cold partitioning
7898 with exceptionss to inform (so as not to cause bootstrap failures);
7899 remove warning about partitioning with DWARF debug info.
7900 * output.h (current_function_section): Add new function decl.
7901 (insert_section_boundary_note): Likewise.
7902 (enum in_section): Move this declaration here from varasm.c.
7903 (unlikely_section_label): Likewise.
7904 (unlikely_text_section_name): Likewise.
7905 (last_text_section_name): New global variable.
7906 (last_text_section): Likewise.
7907 (hot_section_label): Likewise.
7908 (hot_section_end_label): Likewise.
7909 (cold_section_end_label): Likewise.
7910 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
7911 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
7912 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
7913 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
7914 insn from consideration.
7915 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
7916 switch_text_section.
7917 * varasm.c (basic-block.h): Add new include.
7918 (unlikely_section_label_printed): Remove global variable.
7919 (unlikely_section_label): Make global variable not be static any more.
7920 (unlikely_text_section_name): Likewise.
7921 (hot_section_end_label): New global variable (not static)
7922 (first_function_block_is_cold): Likewise.
7923 (hot_section_label): Likewise.
7924 (cold_section_end_label): Likewise..
7925 (last_text_section): New global variable, not static.
7926 (last_text_section_name): New global variable, not static.
7927 (initialize_cold_section_name): New function.
7928 (enum in_section): Move declaration to output.h.
7929 (text_section): Update last_text_section.
7930 (unlikely_text_section): Replace code to determine cold section name
7931 with call to initialize_cold_section_name; Add code to update
7932 last_text_section; remove code for printing out label.
7933 (named_section_real): Add code to update last_text_section and
7934 last_text_section_name as appropriate.
7935 (function_section): Change test for 'unlikely' to depend on
7936 first_function_block_is_cold (moved old test to
7937 current_function_section).
7938 (current_function_section): New function.
7939 (assemble_start_function): Move code that frees
7940 unlikely_text_section_name; initialize hot_section_end_label;
7941 print hot and cold section labels at the start of the function;
7942 set first_function_block_is_cold, if appropriate; initialize l
7943 ast_text_section; add call to insert_section_boundary_note.
7944 (assemble_end_function): Add code to write out hot and cold section
7946 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
7947 switch_text_section.
7948 * config/darwin.c (machopic_select_section): Replace incorrect
7949 function in base_funs; update reloc for cold sections if necessary.
7950 * config/darwin.h (SECTION_FUNCTION): Add code to update
7951 last_text_section if appropriate.
7952 (text_unlikely_section): Remove.
7953 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
7954 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
7955 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
7956 partitioning for this architecture.
7958 2005-03-31 Olivier Hainque <hainque@adacore.com>
7960 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
7961 defined and non-zero.
7963 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
7966 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
7969 2005-03-31 Alan Modra <amodra@bigpond.net.au>
7972 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
7973 label operand. Remove (use (unspec..)). Don't emit a label on
7975 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
7976 generate inline label for load_toc_v4_PIC_1b.
7977 (rs6000_emit_load_toc_table): Likewise.
7979 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7981 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
7982 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
7984 2005-03-29 Devang Patel <dpatel@apple.com>
7986 * tree-sra.c (decide_block_copy): Disable scalarization of
7989 2005-03-30 Stuart Hastings <stuart@apple.com>
7990 Dale Johannesen <dalej@apple.com>
7992 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
7993 * print-tree.c (print_node): Add case STATEMENT_LIST.
7995 2005-03-31 Alan Modra <amodra@bigpond.net.au>
7997 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
7998 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
7999 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
8000 is given with "powerpc64*" or "all", or when --with-cpu chooses
8003 2005-03-30 James E. Wilson <wilson@specifixinc.com>
8006 * dwarf2out.c (add_high_low_attributes): New function, extracted from
8007 gen_lexical_block_die.
8008 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
8010 2005-03-31 Jan Hubicka <jh@suse.cz>
8012 2004-11-02 Jan Hubicka <jh@suse.cz>
8014 * cgraph.c (cgraph_varpool_node_name): New function.
8015 (dump_cgraph_varpool_node): New function.
8016 (dump_varpool): New function.
8017 * cgraphunit.c (cgraph_optimize): Dump varpool.
8019 2004-10-16 Jan Hubicka <jh@suse.cz>
8021 * cgraph.c (decide_is_variable_needed): New function.
8022 (cgraph_varpool_finalize_decl): Use it.
8023 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
8025 * final.c (output_addr_const): Do not call mark_referenced.
8026 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
8027 always go via cgraph.
8028 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
8029 (check_global_declarations): Ifdef out code clearing DECL_RTL.
8030 * tree-optimize.c (execute_inline): Mark functions called.
8031 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
8033 2004-10-11 Jan Hubicka <jh@suse.cz>
8035 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
8036 (cgraph_varpool_last_needed_node): New static variable.
8037 (enqueue_needed_varpool_node): Break out from ...; add items to the
8038 end of queue; update first pointers.
8039 (cgraph_varpool_mark_needed_node): ... here.
8040 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
8041 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
8042 * cgraph.h (cgraph_varpool_node): Add analyzed field.
8043 (cgraph_varpool_first_unanalyzed_node): Declare.
8044 * cgraphunit.c: Include output.h.
8045 (cgraph_varpool_analyze_pending_decls): New function.
8046 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
8047 for errors, analyze pending decls.
8048 (cgraph_finalize_compilation_unit): Only analyze decls.
8049 (cgraph_optimize): Assemble the decls after expanding.
8051 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
8053 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
8054 subvars get marked properly in tags for grouping.
8055 (add_pointed_to_var): Mark only actual pointed to
8056 variables/subvars in addresses needed.
8057 (create_overlap_variables_for): Clear call clobbered on original
8059 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
8060 addresable vars with subvars into list.
8061 * tree-ssa.c (verify_ssa_name): Verify original is not used where
8064 2005-03-30 Richard Henderson <rth@redhat.com>
8066 * cgraph.h (struct cgraph_node): Add alias.
8067 * varasm.c (assemble_alias): Set it.
8068 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
8069 avoid calling cgraph_expand_function.
8071 2005-03-30 Tom Tromey <tromey@redhat.com>
8073 * tree.def (FILE_TYPE): Removed.
8074 * typeclass.h (enum type_class): Removed file_type_class.
8075 * dwarf2out.c (is_base_type): Updated.
8076 (gen_type_die): Likewise.
8077 * dbxout.c (dbxout_type): Updated.
8078 * builtins.c (type_to_class): Updated.
8079 * tree.c (type_contains_placeholder_1): Updated.
8080 * config/sparc/sparc.c (sparc_type_code): Updated.
8081 * config/ia64/ia64.c (hfa_element_mode): Updated.
8082 * expr.c (count_type_elements): Updated.
8083 * stor-layout.c (layout_type): Updated.
8084 * tree-inline.c (remap_type): Updated.
8085 * tree-pretty-print.c (dump_generic_node): Updated.
8087 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
8089 * builtins.c (expand_builtin_powi): Fix mode of
8090 2nd argument to match int.
8091 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
8092 2nd argument type to int.
8093 * libgcc2.c: Change prototype of __powi* functions to use
8096 2005-03-30 Dale Johannesen <dalej@apple.com>
8099 * calls.c (expand_call): Flush pending deferrals before
8102 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
8106 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
8107 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
8108 c_label_context, label_context_stack): New.
8109 * c-decl.c (define_label): Check for jumps into statement
8110 expressions. Add label to list of defined labels.
8111 (start_function): Push context on label_context_stack.
8112 (finish_function): Pop context from label_context_stack.
8113 * c-typeck.c (label_context_stack): New.
8114 (c_finish_goto_label): Check for jumps into statement
8115 expressions. Add label to list of jumped to labels.
8116 (struct c_switch): Add blocked_stmt_expr.
8117 (c_start_case): Initialize it.
8118 (do_case): Check it.
8119 (c_finish_case): Verify !blocked_stmt_expr.
8120 (c_begin_stmt_expr): Push context on label_context_stack.
8121 Increment blocked_stmt_expr. Mark labels jumped to from outside
8123 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
8124 defined in the statement expression and no longer jumpable to.
8125 Mark labels jumped to from just outside the statement expression
8126 as again definable. Pop context from label_context_stack.
8127 * doc/extend.texi (Statement Exprs): Update.
8129 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
8132 * c-decl.c (start_function): Check for old_decl being
8135 2005-03-30 Ian Lance Taylor <ian@airs.com>
8137 * final.c (final): Remove prescan parameter. Change all callers.
8138 (final_scan_insn): Remove prescan parameter. Change all callers.
8140 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
8142 * tree-vectorizer.c: Fix comment typos.
8144 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
8146 * tree-scalar-evolution.c (instantiate_parameters_1): Return
8147 as soon as a chrec_dont_know is detected.
8149 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
8151 Merge from csl-arm-branch.
8152 2004-02-12 Mark Mitchell <mark@codesourcery.com>
8154 * tlink.c (recompile_files): Do not assume that "rename" can
8155 overwrite an existing file.
8157 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
8159 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
8160 * gcc/configure: Regenerate.
8162 2005-03-30 Alan Modra <amodra@bigpond.net.au>
8164 * doc/install.texi: Update binutils requirement for powerpc*-linux.
8166 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
8168 * calls.c (struct arg_data): Update "partial" comment.
8169 (load_register_parameters): Update "nregs" comment.
8171 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8173 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
8174 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
8175 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
8176 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
8177 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
8178 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
8179 than target_flags & 0.
8180 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
8181 (iq2000_arch, iq2000_parse_cpu): Delete.
8182 (TARGET_HANDLE_OPTION): Override default.
8183 (iq2000_handle_option): New function.
8184 (override_options): Remove -march= and -mcpu= handling.
8185 * config/iq2000/iq2000.opt: New file.
8187 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8189 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
8190 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
8191 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
8192 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
8193 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
8194 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
8195 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
8196 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
8197 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
8198 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
8199 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
8200 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
8201 (c4x_rpts_cycles_string, c4x_cpu_version_string)
8202 (TARGET_OPTIONS): Delete.
8203 (c4x_rpts_cycles, c4x_cpu_version): Declare.
8204 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
8205 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
8206 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
8207 (c4x_cpu_version_string): Delete.
8208 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8209 (c4x_handle_option): New function. Map -m3x and -m4x options to the
8210 equivalent -mcpu= option.
8211 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
8212 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
8213 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
8214 or clearing the appropriate MASK_* bit.
8215 (c4x_file_start): Use c4x_cpu_version.
8216 * config/c4x/c4x.opt: New file.
8218 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8220 * doc/options.texi: Document the new MaskExists flag.
8221 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
8222 if the option has the MaskExists flag.
8224 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8226 * opt-functions.awk (flag_set_p, test_flag): New functions.
8227 (switch_flags): Use them.
8228 * opth-gen.awk: Use flag_set_p to check for flags.
8229 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
8231 2005-03-30 Ian Lance Taylor <ian@airs.com>
8233 * config.host (i[34567]86-*-mingw32*): Don't set
8234 host_can_use_collect2 to no.
8236 2005-03-30 Alan Modra <amodra@bigpond.net.au>
8239 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
8240 Remove convert_memory_address call duplicating that in memory_address.
8242 2005-03-29 Richard Henderson <rth@redhat.com>
8245 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
8246 (build_compound_literal): Likewise. Propagate decl type into the
8248 (finish_decl): Likewise. Use new return value from complete_array_type
8249 for zero sized arrays.
8250 (complete_array_type): Move ...
8251 * c-common.c (complete_array_type): ... here. Change first argument
8252 to pointer-to-type-node. Consistently use sizetype for the index
8253 except for zero sized arrays. Detect zero sized arrays for pedantic
8254 mode diagnostics. Create a new type node instead of modifying the
8256 * c-tree.h (complete_array_type): Move decl ...
8257 * c-common.h (complete_array_type): ... here.
8259 2005-03-29 Richard Henderson <rth@redhat.com>
8262 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
8264 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
8266 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
8267 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
8268 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
8269 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
8271 2005-03-29 Eric Christopher <echristo@redhat.com>
8273 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
8274 truthvalue conversion removal.
8276 2005-03-29 Ian Lance Taylor <ian@airs.com>
8279 * collect2.c: Never include <vfork.h>.
8280 (VFORK_STRING, vfork): Don't define.
8281 (pid): Remove global variable.
8282 (handler): Call raise instead of kill (getpid(), ...).
8283 (collect_wait): Add pex parameter. Change all callers. Use
8284 pex_get_status rather than pwait.
8285 (do_wait): Add pex parameter. Change all callers.
8286 (collect_execute): Return struct pex_obj * rather than void. Use
8287 pex routines rather than pexecute.
8288 (fork_execute): Get pex_obj from collect_execute, and pass it to
8290 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
8291 Only declare quit_handler if SIGQUIT is defined.
8292 (scan_libraries): Likewise.
8293 * collect2.h (collect_execute): Update declaration.
8294 (collect_wait): Update declaration.
8295 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
8296 pass it to collect_wait.
8298 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
8301 * c-parser.c (c_parser_compound_statement_nostart): Give error
8302 message for EOF instead of just setting parser->error.
8304 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
8306 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
8307 (slpeel_update_phi_nodes_for_guard1): New function.
8308 (slpeel_update_phi_nodes_for_guard2): New function.
8309 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
8310 of slpeel_update_phi_nodes_for_guard.
8311 (vectorize_loops): Remove call to loop_closed_rewrite.
8312 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
8315 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
8317 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
8318 (TARGET_LITTLE_ENDIAN): New macro.
8319 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
8320 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
8321 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
8322 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
8323 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
8324 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
8325 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
8326 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
8327 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
8328 (TARGET_OPTIONS): Delete.
8329 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
8330 (CACHE_FLUSH_TRAP): Turn into an integer.
8331 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
8332 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
8333 -mflush-trap is in use.
8334 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
8335 (m32r_cache_flush_trap_string): Delete.
8336 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
8337 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
8338 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
8339 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8340 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
8341 -mmodel= and -msdata= handling from...
8342 (m32r_init): ...here.
8343 * config/m32r/m32r.opt: New file.
8345 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
8347 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
8348 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
8349 * tree-vect-analyze.c (vect_object_analysis): additional parm
8350 pass back a "struct ptr_info_def *" with the points-to info.
8351 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
8352 statement using info returned from vect_object_analysis.
8353 * tree-vect-transform.c (update_vuses_to_preheader): New function.
8354 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
8355 for virtual uses and defs when creating a replacement vector
8356 reference. Call duplicate_ssa_name_ptr_info to define points-to
8357 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
8358 (vectorizable_store): copy_virtual_operands and update
8359 definition statements.
8360 (vectorizable_load): copy_virtual_operands. Remove call to
8361 mark_call_clobbered_vars_to_rename for call to "const" builtin.
8362 * tree-vectorizer.c (vectorize_loops): Remove calls to
8363 rewrite_into_ssa and bitmap_clear (vars_to_rename).
8364 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
8365 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
8366 define macro STMT_VINFO_PTR_INFO for use in accessing.
8367 * tree.h add export of duplicate_ssa_name_ptr_info.
8368 * rs6000.c (altivec_init_builtins): Declare builtin function
8369 __builtin_altivec_mask_for_load to be "const".
8371 2005-03-29 Jakub Jelinek <jakub@redhat.com>
8374 * cgraph.h (struct cgraph_varpool_node): Add alias field.
8375 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
8376 assemble_variable on aliases.
8377 * varasm.c (assemble_alias): Set node->alias.
8378 * toplev.c (wrapup_global_declarations): Don't call
8379 rest_of_decl_compilation on aliases again.
8381 2005-03-29 Paul Brook <paul@codesourcery.com>
8383 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
8384 * config/arm/arm.c (arm_dbx_register_number): New function.
8385 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
8387 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
8390 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
8391 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
8393 2005-03-29 Dale Johannesen <dalej@apple.com>
8395 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
8396 $(TREE_H) and $(COVERAGE_H).
8397 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
8398 * opts.c (common_handle_option): Enable tree-based value transforms.
8399 * toplev.c (process_options): Ditto.
8400 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
8401 refers to references to this type.
8402 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
8403 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
8404 for may_be_more, may_be_less.
8405 (rtl_gen_pow2_profiler): Adjust.
8406 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
8407 (rtl_gen_one_value_profiler): Adjust.
8408 (rtl_gen_const_delta_profiler): Adjust.
8409 * tree-profile.c (tree_gen_interval_profiler): Implement.
8410 (tree_gen_pow2_profiler): Ditto.
8411 (tree_gen_one_value_profiler): Ditto.
8412 (tree_profiling): New.
8413 (pass_tree_profile): Reference it.
8414 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
8416 (insn_divmod_values_to_profile): Rename to
8417 rtl_divmod_values_to_profile. Adjust.
8418 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
8419 (insn_prefetch_values_to_profile): Adjust.
8420 (rtl_value_profile_transformations): Adjust.
8421 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
8422 (gen_mod_pow2): Rename to rtl_mod_pow2.
8423 (gen_mod_subtract): Rename to rtl_mod_subtract.
8424 (divmod_fixed_value_transform): Rename to
8425 rtl_divmod_fixed_value_transform.
8426 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
8427 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
8428 (rtl_find_values_to_profile): Adjust.
8429 (tree_value_profile_transformations): Implement.
8430 (tree_divmod_values_to_profile): New.
8431 (tree_values_to_profile): New.
8432 (tree_divmod_fixed_value): New.
8433 (tree_mod_pow2): New.
8434 (tree_mod_subtract): New.
8435 (tree_divmod_fixed_value_transform): New.
8436 (tree_mod_pow2_value_transform): New.
8437 (tree_mod_subtract_transform): New.
8438 (tree_find_values_to_profile): Implement.
8439 * profile.c (instrument_values): Free histograms.
8440 (compute_value_histograms): Adjust. Implement tree version.
8442 2005-03-29 Uros Bizjak <uros@kss-loka.si>
8444 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
8445 * config/i386/i386.c (output_fix_trunc): Add new round_mode
8446 variable. Output "fldcw" depending on round_mode.
8447 * config/i386/i386.md (UNSPEC_FIST): New.
8448 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
8449 New isns patterns to implement lrint and llrint built-ins as x87
8451 (fistdi2, fist<mode>2 splitters): New splitters.
8452 (lrint<mode>2): New expanders.
8454 2005-03-28 Ian Lance Taylor <ian@airs.com>
8456 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
8457 0 when calling final_scan_insn.
8459 2005-03-28 Jan Hubicka <jh@suse.cz>
8462 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
8465 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
8466 types where possible.
8468 2005-03-26 Per Bothner <per@bothner.com>
8470 Make -f[no-]show-column also control non-cpp diagnostics.
8471 * c.opt (fshow-column): Move option from here ...
8472 * common.opt (fshow-column): ... to here.
8473 * diagnostic.c (diagnostic_build_prefix): Only print column number
8474 if flag_show_column.
8476 2005-03-27 Steven Bosscher <stevenb@suse.de>
8478 * vax-protos.h (vax_output_int_move, vax_output_int_add,
8479 vax_output_conditional_branch): New prototypes.
8480 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
8481 extracted from vax.md mov and add patterns.
8482 (vax_output_conditional_branch): New function to output conditional
8483 branch instructions.
8484 * vax.md: Use mode macros for arithmetic and mov patterns.
8485 Use code macros for the jump patterns.
8487 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
8489 * Makefile.in (libbackend.o): Depend on version files;
8490 add custom generation command.
8492 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
8495 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
8496 sure that we have a REG before getting its REGNO.
8498 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8500 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
8501 * builtins.def (BUILT_IN_STRNDUP): New.
8503 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
8505 PR tree-optimization/20470
8506 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
8509 2005-03-25 Mike Stump <mrs@apple.com>
8511 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
8514 2005-03-25 Geoffrey Keating <geoffk@apple.com>
8516 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
8517 Use our own structure definitions.
8519 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
8520 (fix_truncdfsi2): Allow registers or memory as destination.
8521 When TARGET_PPC_GFXOPT, generate simplified pattern.
8522 (fix_truncdfsi2_internal): Use define_insn_and_split.
8523 (fix_truncdfsi2_internal_gfxopt): New.
8524 (fctiwz): Don't confuse register allocation by giving it no choices.
8526 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
8527 (EXTRA_MEMORY_CONSTRAINT): Likewise.
8528 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
8529 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
8531 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
8533 * dominance.c (free_dominance_info): Speed up by freeing et
8534 data structures without maintaining other nodes.
8535 * et-forest.c (et_free_tree_force): New.
8536 * et-forest.h: Add a prototype for et_free_tree_force.
8538 * tree.c (get_set_constructor_bits,
8539 get_set_constructor_bytes): Remove.
8540 * tree.h: Remove the corresponding prototypes.
8542 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8545 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
8546 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
8547 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
8548 PRE_DEC, NEG and NOT.
8550 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
8552 * fold-const.c: Convert uses of fold (build (...)) to
8555 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
8557 PR rtl-optimization/20249
8558 * cse.c (insert_regs): Do not record equivalence of registers in
8561 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
8563 * emit-rtl.c (reverse_comparison): Remove.
8564 * rtl.h: Remove the corresponding prototype.
8566 2005-03-24 James E Wilson <wilson@specifixinc.com>
8568 * doc/install.texi (--enable-altivec): Delete docs.
8570 2005-03-24 David Edelsohn <edelsohn@gnu.org>
8572 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
8573 SFmode and DFmode before reload when
8574 flag_unsafe_math_optimizations not enabled.
8576 2005-03-24 Geoffrey Keating <geoffk@apple.com>
8578 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
8580 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
8581 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
8583 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
8585 * configure.ac (enable-checking): Add 'runtime' option.
8586 * doc/install.texi (enable-checking): Document 'runtime' checking.
8587 * tsystem.h (gcc_assert, gcc_unreachable): Define.
8588 * config.in: Regenerated.
8589 * configure: Regenerated.
8591 2005-03-23 Uros Bizjak <uros@kss-loka.si>
8593 * optabs.h (enum optab_index): Remove OTI_llrint.
8594 (llrint_optab): Remove macro.
8595 * optabs.c (init_optabs): Remove llrint_optab initialization.
8596 * genopinit.c (optabs): Remove llrint_optab implementation.
8597 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
8600 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
8602 PR rtl-optimization/20532
8603 * simplify-rtx.c (simplify_binary_operation_1): Protect from
8604 overflow when adding coefficients for PLUS or MINUS.
8605 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
8608 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8610 * langhooks.h (truthvalue_conversion): Remove.
8611 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8612 LANG_HOOKS_TRUTHVALUE_CONVERSION.
8613 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
8614 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
8615 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
8617 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
8619 * params.def: Fix a typo.
8620 * config/mips/mips.c: Follow the spelling convensions.
8621 * doc/invoke.texi: Fix typos.
8623 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
8625 Fix PR tree-optimization/20601
8627 * tree-ssa-pre.c (insert_aux): Add missing condition to
8630 2005-03-23 Ian Lance Taylor <ian@airs.com>
8632 * final.c (final_scan_insn): Don't remove no-op instructions.
8633 * reload1.c (reload): Remove simple no-op instructions even when
8636 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
8638 PR tree-optimization/20501
8639 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
8640 reporting that peeling for alignment is applied moved to...
8641 * (vect_analyze_data_refs_alignment): Here.
8643 2005-03-23 Ian Lance Taylor <ian@airs.com>
8645 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
8647 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8649 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
8650 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
8652 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
8654 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
8655 imply that this is called once, independent of asms in code.
8656 Adjust to now being pased output and input lists. Mention helper
8657 function decl_overlaps_hard_reg_set_p.
8658 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
8659 hook_tree_tree_identity and to take three trees, returning third.
8660 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
8662 * stmt.c: include hard-reg-set.h before tree.h.
8663 (decl_overlaps_hard_reg_set_p): New function, broken out from...
8664 (decl_conflicts_with_clobbers_p): Call
8665 decl_overlaps_hard_reg_set_p.
8666 (expand_asm_operands): Pass output and input lists in call to
8667 targetm.md_asm_clobbers.
8668 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
8669 hook_tree_tree_tree_tree_3rd_identity.
8670 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
8672 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
8673 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
8674 parameters, first two unused.
8675 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
8676 parameters. Only add MOF to clobbers if there's no 'h' mentioned
8677 in constraint letters and MOF is not mentioned as a asm-declared
8678 register in neither of the input and output lists.
8680 2005-03-23 DJ Delorie <dj@redhat.com>
8682 * optabs.c (expand_binop): Make sure the first subword's result
8685 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8687 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
8688 Call c_common_truthvalue_conversion rather than
8689 lang_hooks.truthvalue_conversion.
8690 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
8691 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
8693 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
8694 c_common_truthvalue_conversion.
8695 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
8696 c_parser_conditional_expression, c_parser_binary_expression): Call
8697 c_objc_common_truthvalue_conversion.
8698 * c-typeck.c (build_unary_op): Call
8699 c_objc_common_truthvalue_conversion.
8700 (build_conditional_expr): Do not call
8701 lang_hooks.truthvalue_conversion.
8702 (build_binary_op): Call c_common_truthvalue_conversion.
8703 (c_objc_common_truthvalue_conversion): Moved from
8704 c-objc-common.c. Call default_function_array_conversion instead
8705 of default_conversion.
8707 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8709 * c-common.h (default_conversion): Remove.
8710 (perform_integral_promotions): Add.
8711 * c-tree.h (default_conversion): Add.
8712 * c-typeck.c (perform_integral_promotions): New, split out from
8714 * c-common.c (check_case_value): Use perform_integral_promotions,
8715 not default_conversion.
8716 (c_add_case_label): Don't continue processing case label after
8717 found to be pointer.
8719 2005-03-23 Mark Mitchell <mark@codesourcery.com>
8721 * gcc.c (do_spec_1): Do not add a -L path for a directory in
8722 the prefix list if we have already added a multilib directory
8724 (main): Do not add MD_EXEC_PREFIX to the list of directories to
8727 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8729 * reload1.c (indirect_symref_ok, reload_obstack): Make them
8731 * reload.h: Remove the prototype for indirect_symref_ok.
8733 * reload1.c (indirect_symref_ok): Make it global.
8734 * reload.h: Add a prototype for indirect_symref_ok.
8736 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
8738 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
8741 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8743 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
8745 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
8747 * c-opts.c (c_common_parse_file): Only start/end main source file
8748 if debug hooks says the writer wants it.
8749 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
8751 (xcoff_debug_hooks): Ditto.
8752 * debug.c (do_nothing_hooks): Ditto.
8753 * debug.h (gcc_debug_hooks): Ditto.
8754 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
8755 * sdbout.c (sdb_debug_hooks): Ditto.
8756 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
8758 2005-03-22 Mark Mitchell <mark@codesourcery.com>
8760 * doc/extend.texi: Deprecate C++ min/max operators.
8762 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
8764 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
8765 artificial original candidates.
8767 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
8768 Jan Hubicka <jh@suse.cz>
8769 Steven Bosscher <stevenb@suse.de>
8771 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
8772 call cost based on argument sizes.
8773 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
8775 * params.def: (max-inline-inssn-single): Set to 450.
8776 (max-inline-insns-auto): Set to 90.
8777 (max-inline-insns-recursive): Set to 450
8778 (max-inline-insns-recursive-auto): Set to 450.
8779 (large-function-insns): Set to 2700.
8780 (inline-call-cost): New parameter.
8781 * tree-inline.c (estimate_move_cost): New function.
8782 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
8783 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
8785 * tree-inline.h (estimate_move_cost): Declare.
8786 * invoke.texi: (max-inline-inssn-single): Change default to 450.
8787 (max-inline-insns-auto): Change default to 90.
8788 (max-inline-insns-recursive): Change default to 450
8789 (max-inline-insns-recursive-auto): Change default to 450.
8790 (large-function-insns): Change default to 2700.
8791 (inline-call-cost): Document new parameter.
8793 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
8795 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
8796 (TARGET_DEFAULT): Delete.
8797 * config/i860/i860.opt: New file.
8799 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
8801 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
8802 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8803 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8804 (frv_sched_lookahead): Delete.
8805 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
8806 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
8807 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
8808 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
8809 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
8810 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
8811 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
8812 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
8813 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
8814 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
8815 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
8816 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
8817 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
8818 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
8819 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
8820 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
8821 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
8822 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
8823 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
8824 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
8825 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
8826 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
8827 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
8828 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8829 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8830 (frv_sched_lookahead): Delete.
8831 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
8832 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8833 (frv_handle_option): New function. Move -mcpu= handling from...
8834 (frv_override_options): ...here. Remove handling of other
8836 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
8837 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
8838 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
8839 and TARGET_NO_MULTI_CE.
8840 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
8841 !TARGET_VLIW_BRANCH.
8842 * config/frv/frv.opt: New file.
8844 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8846 * fold-const.c (fold_ternary): Take decomposed arguments of
8848 (fold): Update a call to fold_ternary.
8850 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
8851 * tree.h: Add corresponding prototypes.
8853 2005-03-22 Jakub Jelinek <jakub@redhat.com>
8856 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
8857 between jump table and its label.
8858 * final.c (shorten_branches): Handle notes in between ADDR_VEC
8859 resp. ADDR_DIFF_VEC and the label preceeding it.
8860 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
8861 is emitted in the right section.
8863 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8865 * fold-const.c (fold_unary, fold_binary): Update comments
8868 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
8870 PR rtl-optimization/20527
8871 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
8872 REG_INC note, test that the register also isn't mentioned in PRED
8875 2005-03-22 Ben Elliston <bje@au.ibm.com>
8877 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
8880 2005-03-21 Mike Stump <mrs@apple.com>
8882 * varasm.c (default_assemble_visibility): Remove extra ().
8884 2005-03-21 Roger Sayle <roger@eyesopen.com>
8887 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
8888 to determine whether a block can be duplicated, rather than test
8889 whether the block contains noncopyable insns ourselves.
8891 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8893 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
8896 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8898 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
8900 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8902 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
8903 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
8904 * config/fr30/fr30.opt: New file.
8906 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
8908 Fix PR tree-optimization/20542
8910 * tree-flow-inline.h (overlap_subvar): Move to here.
8911 * tree-ssa-operands.c: From here.
8912 * tree-flow.h (overlap_subvar): Declare.
8913 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
8914 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
8915 for variables with subvars.
8917 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
8920 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
8921 * modulo-sched.c (const_iteration_count): Return on NULL
8923 (print_node_sched_params): Return on NULL dump_file.
8924 (generate_reg_moves): Handle reg-anti dependencies and disregard
8925 closing branch when generating register moves.
8926 (sms_schedule): Mark the SMSed block dirty.
8927 * passes.c (rest_of_handle_sms): Call update_life_info for all
8929 * testsuite/gcc.dg/20050321-1.c: New test.
8931 2005-03-21 Bob Wilson <bob.wilson@acm.org>
8933 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
8934 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
8935 movqi_internal): Likewise.
8937 2005-03-21 Bob Wilson <bob.wilson@acm.org>
8939 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
8940 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
8941 xtensa_b4const): Delete prototypes.
8942 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
8943 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
8944 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
8945 xtensa_extra_constraint): New prototypes.
8946 (add_operand, arith_operand, nonimmed_operand, mem_operand,
8947 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
8948 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
8949 move_operand, const_float_1_operand, fpmem_offset_operand,
8950 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
8951 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
8952 (xtensa_b4const_or_zero): ...this. Change return type to bool and
8953 argument type to HOST_WIDE_INT.
8954 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
8955 xtensa_mask_immediate): Likewise.
8956 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
8957 Likewise. Also make these functions static.
8958 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
8959 (xtensa_const_ok_for_letter_p): New.
8960 (add_operand, arith_operand, nonimmed_operand, mem_operand,
8961 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
8962 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
8963 move_operand, const_float_1_operand, fpmem_offset_operand,
8964 branch_operator, ubranch_operator, boolean_operator): Move to
8966 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
8967 (xtensa_mem_offset): Change return type to bool.
8968 (xtensa_extra_constraint): New.
8969 (gen_int_relational): Update type of const_range_p function pointer.
8970 Use xtensa_b4const_or_zero.
8971 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
8972 xtensa_const_ok_for_letter_p. Update comments.
8973 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
8974 (PREDICATE_CODES): Delete.
8975 * config/xtensa/xtensa.md: Include predicates.md.
8976 * config/xtensa/predicates.md: New file.
8978 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8980 * config/v850/v850-protos.h: Remove the prototypes for
8981 reg_or_int9_operand, reg_or_const_operand,
8982 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
8983 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
8984 movsi_source_operand, power_of_two_operand,
8985 not_power_of_two_operand, special_symbolref_operand,
8986 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
8987 register_is_ok_for_epilogue.
8988 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
8989 reg_or_int9_operand, reg_or_const_operand,
8990 call_address_operand, special_symbolref_operand,
8991 movsi_source_operand, power_of_two_operand,
8992 not_power_of_two_operand, register_is_ok_for_epilogue,
8993 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
8994 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
8996 * config/v850/v850.h (PREDICATE_CODES): Remove.
8997 * config/v850/v850.md: Include predicates.md.
8998 * config/v850/predicates.md: New.
9000 2005-03-21 Zack Weinberg <zack@codesourcery.com>
9002 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
9003 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
9004 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
9005 (itoolsdir, itoolsdatadir): Move definition above new first use.
9006 (install-itoolsdirs): New rule.
9007 (install-mkheaders): Depend on install-itoolsdirs, not
9008 install-include-dir.
9010 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9012 * tree-into-ssa.c: Remove obsolete comments.
9014 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
9016 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
9017 unrolling if -fpeel-loops is specified, too.
9018 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
9019 Remove superfluous check for flag_unroll_loops.
9021 2005-03-21 Uros Bizjak <uros@kss-loka.si>
9023 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
9024 (lrint_optab, llrint_optab): Define corresponding macros.
9025 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
9026 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
9027 pattern and llrint_optab using llrintdi2 patterns.
9028 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
9029 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
9030 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
9031 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
9032 flag_unsafe_math_optimizations is set.
9034 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
9036 * combine.c (combine_simplify_rtx, simplify_if_then_else,
9037 simplify_logical, if_then_else_cond, known_cond,
9038 simplify_comparison): Adjust calls to reverse_comparison.
9039 Don't use combine_reversed_comparison_code).
9040 (combine_reversed_comparison_code): Remove.
9041 (reversed_comparison): Using reversed_comparison_code, move it...
9042 * jump.c (reversed_comparison): ... here.
9043 * rtl.h (reversed_comparison): Add prototype.
9045 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9047 * builtins.c (fold_builtin): Take decomposed arguments of
9049 * fold-const.c (fold_ternary): Update a call to fold_builtin.
9050 * gimplify.c (gimplify_call_expr): Likewise.
9051 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
9052 * tree.h: Update the prototype of fold_builtin.
9054 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
9056 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
9057 * rtlhooks.c (gen_lowpart_no_emit_general): New.
9058 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
9059 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
9060 * simplify-rtx.c (simplify_binary_operation_1): Use it.
9062 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9064 * builtins.c (fold_builtin_1): Take decomposed arguments of
9066 (fold_builtin): Update a call to fold_builtin_1.
9068 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
9071 * gcov.c (output_lines): Only output function block summary when
9072 outputting branch information.
9073 * doc/gcov.texi: Document format of preamble and additional block
9076 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
9078 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
9079 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
9080 the defaults false if BITS_PER_UNIT != 8.
9081 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
9082 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
9083 than BITS_PER_UNIT != 8.
9084 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
9085 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
9086 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
9088 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
9089 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
9091 2005-03-20 Roger Sayle <roger@eyesopen.com>
9094 * fold-const.c (fold_binary): Fix type mismatch between
9095 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
9096 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
9097 for non-truth-valued expressions.
9099 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
9100 and FUNCTION_DECL in the main switch.
9101 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
9102 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
9103 we also need to convert their operands to match.
9104 <TRUTH_NOT_EXPR>: Likewise.
9106 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
9108 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
9109 diagnostic without checking whether an lvalue.
9110 * c-common.h (lvalue_p): Remove.
9111 (enum lvalue_use): Update comment.
9112 (lvalue_or_else): Replace by lvalue_error.
9113 * c-typeck.c (lvalue_p): Make static.
9114 (lvalue_or_else): New. Call lvalue_error.
9116 2005-03-21 Alan Modra <amodra@bigpond.net.au>
9118 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
9119 (function_arg_advance): Use rs6000_parm_start.
9120 (function_arg, rs6000_arg_partial_bytes): Likewise.
9122 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
9124 * c-common.c (check_case_value): Adjust comment about stripping
9126 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
9127 * c-typeck.c (default_conversion, convert_arguments,
9128 build_modify_expr, convert_for_assignment, store_init_value,
9129 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
9130 manually. Remove inaccurate comments.
9132 2005-03-20 Roger Sayle <roger@eyesopen.com>
9133 Joseph S. Myers <joseph@codesourcery.com>
9135 * varasm.c (do_assemble_alias): Restore comment describing function.
9136 Annotate the target parameter as potentially unused.
9138 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
9141 * config/avr/avr.c (avr_output_function_prologue): Do not use
9142 current_function_name() in a label, use a local label instead.
9144 2005-03-20 David Edelsohn <edelsohn@gnu.org>
9146 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
9147 flag_finite_math_only, not flag_unsafe_math_optimizations.
9149 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
9151 * builtins.c (fold_builtin_1): Update a call to
9152 targetm.fold_builtin.
9153 * hooks.c (hook_tree_tree_bool_null): Rename to
9154 hook_tree_tree_tree_bool_null. Take one more argument of type
9156 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
9157 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
9158 hook_tree_tree_tree_bool_null.
9159 * target.h (gcc_target): Update the prototype of fold_builtin.
9160 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
9161 arguments of CALL_EXPR.
9162 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
9165 2005-03-20 Jan Hubicka <jh@suse.cz>
9167 * cgraph.h (cgraph_node): Add prev_clone pointer.
9168 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
9169 (cgraph_clone_node): Produce doubly linked chain.
9171 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
9173 * c-common.c (handle_aligned_attribute, check_function_sentinel,
9174 get_nonnull_operand, handle_sentinel_attribute,
9175 check_function_arguments_recurse): Do not strip NOPS from
9177 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
9179 * c-format.c (get_constant): Likewise.
9180 * c-parser.c (c_parser_postfix_expression): Likewise.
9181 * c-typeck.c (set_init_index): Likewise.
9182 (convert_arguments): Don't check for NOP_EXPR containing integer
9185 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
9187 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
9188 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
9189 Take decomposed arguments of CALL_EXPR.
9190 (fold_builtin_1): Update calls to the functions mentioned
9193 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
9195 * c-decl.c (check_bitfield_type_and_width): Require bit-field
9196 width to have integer type.
9197 (build_enumerator): Require enumerator value to have integer type.
9199 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
9201 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
9204 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
9206 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
9207 std=iso9899:199x): Correct descriptions.
9209 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
9211 * config.gcc: Consistently use solaris2.1[0-9]* instead of
9214 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
9216 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
9218 (expand_builtin_memcpy, fold_builtin_1): Update calls to
9219 fold_builtin_memcpy.
9221 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
9222 arguments of CALL_EXPR.
9223 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
9224 fold_builtin_found, fold_builtin_1): Update calls to
9225 fold_trunc_transparent_mathfn.
9227 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9230 * fold-const.c (fold_widened_comparison): Don't optimize casts of
9231 function pointers on targets that require function pointer
9233 (fold_sign_changed_comparison): Likewise.
9235 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
9237 * combine.c (try_combine): When changing the mode of a hard reg, make
9238 sure that doing so is valid.
9240 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
9242 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
9243 (TARGET_HANDLE_OPTION): Override default.
9244 (avr_handle_option): New function.
9245 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
9246 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
9247 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
9248 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
9249 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
9250 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
9251 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
9252 (TARGET_OPTIONS): Delete.
9253 * config/avr/avr.opt: New file.
9255 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9257 * config/m32r/m32r-protos.h: Remove the prototypes for
9258 call_address_operand, symbolic_operand, seth_add3_operand,
9259 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
9260 reg_or_uint16_operand, reg_or_cmp_int16_operand,
9261 two_insn_const_operand, move_src_operand,
9262 move_double_src_operand, move_dest_operand,
9263 eqne_comparison_operator, signed_comparison_operator,
9264 large_insn_p, conditional_move_operand, carry_compare_operand,
9265 m32r_block_immediate_operand, extend_operand,
9266 reg_or_eq_int16_operand, int8_operand, and
9267 reg_or_zero_operand.
9268 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
9269 seth_add3_operand, int8_operand, cmp_int16_operand,
9270 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
9271 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
9272 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
9273 move_double_src_operand, move_dest_operand,
9274 eqne_comparison_operator, signed_comparison_operator,
9275 extend_operand, small_insn_p, large_insn_p,
9276 conditional_move_operand, carry_compare_operand,
9277 m32r_block_immediate_operand): Move to predicates.md.
9278 (MAX_MOVE_BYTES): Move to m32r.h.
9279 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
9280 * config/m32r/m32r.md: Include predicates.md.
9281 * config/m32r/predicates.md: New.
9283 2005-03-18 James E Wilson <wilson@specifixinc.com>
9286 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
9289 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9291 * config/mn10300/mn10300-protos.h: Remove the prototypes for
9292 call_address_operand, const_8bit_operand.
9293 * config/mn10300/mn10300.c (call_address_operand,
9294 const_8bit_operand, const_1f_operand): Move to predicates.md.
9295 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
9296 * config/mn10300/mn10300.md: Include predicates.md.
9297 * config/mn10300/predicates.md: New.
9299 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
9301 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
9302 declarations in diagnostics and %E for identifiers, not %s.
9304 2005-03-18 Jan Hubicka <jh@suse.cz>
9305 Dale Johannesen <dalej@apple.com>
9307 * basic-block.h (scale_bbs_frequencies_int,
9308 scale_bbs_frequencies_gcov_type): Declare.
9309 * cfg.c (RDIV): New macro.
9310 (update_bb_frequency_for_threading): Fix.
9311 * basic-block.h (scale_bbs_frequencies_int,
9312 scale_bbs_frequencies_gcov_type): New.
9313 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
9314 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
9315 scale_bbs_frequencies_int.
9316 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
9318 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9320 * config/m32r/m32r-protos.h: Remove the prototypes for
9321 call_address_operand, symbolic_operand, seth_add3_operand,
9322 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
9323 reg_or_uint16_operand, reg_or_cmp_int16_operand,
9324 two_insn_const_operand, move_src_operand,
9325 move_double_src_operand, move_dest_operand,
9326 eqne_comparison_operator, signed_comparison_operator,
9327 large_insn_p, conditional_move_operand, carry_compare_operand,
9328 m32r_block_immediate_operand, extend_operand,
9329 reg_or_eq_int16_operand, int8_operand, and
9330 reg_or_zero_operand.
9331 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
9332 seth_add3_operand, int8_operand, cmp_int16_operand,
9333 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
9334 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
9335 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
9336 move_double_src_operand, move_dest_operand,
9337 eqne_comparison_operator, signed_comparison_operator,
9338 extend_operand, small_insn_p, large_insn_p,
9339 conditional_move_operand, carry_compare_operand,
9340 m32r_block_immediate_operand): Move to predicates.md.
9341 (MAX_MOVE_BYTES): Move to m32r.h.
9342 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
9343 * config/m32r/m32r.md: Include predicates.md.
9344 * config/m32r/predicates.md: New.
9346 * config/pa/pa-protos.h: Add prototypes for magic_milli and
9348 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
9349 symbolic_operand, symbolic_memory_operand,
9350 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
9351 indexed_memory_operand, move_dest_operand, move_src_operand,
9352 prefetch_cc_operand, prefetch_nocc_operand,
9353 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
9354 arith_operand, arith11_operand, pre_cint_operand,
9355 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
9356 ireg_operand, int5_operand, uint5_operand, int11_operand,
9357 uint32_operand, arith5_operand, and_operand, ior_operand,
9358 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
9359 pc_or_label_operand, div_operand, plus_xor_ior_operator,
9360 shadd_operand, movb_comparison_operator,
9361 cmpib_comparison_operator): Move to predicates.md.
9362 (magic_milli, shadd_constant_p): Make it extern.
9363 * config/pa/pa.h (PREDICATE_CODES): Remove.
9364 * config/pa/pa.md: Include predicates.md.
9365 * config/pa/predicates.md: New.
9367 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
9370 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9372 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
9373 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
9374 config/alpha/freebsd.h, config/alpha/linux.h,
9375 config/alpha/netbsd.h, config/alpha/osf5.h,
9376 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
9377 config/h8300/h8300-protos.h, config/h8300/h8300.c,
9378 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
9379 doc/cppopts.texi: Update copyright.
9381 2005-03-18 Jan Hubicka <jh@suse.cz>
9384 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
9386 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
9389 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9391 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
9394 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
9396 * combine.c (gen_binary): Remove.
9397 (known_cond, simplify_shift_const, find_split_point,
9398 combine_simplify_rtx, simplify_if_then_else, simplify_set,
9399 simplify_logical, expand_field_assignment, extract_left_shift,
9400 force_to_mode, if_then_else_cond, apply_distributive_law,
9401 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
9402 simplify_comparison, reversed_comparison): Replace with
9403 simplify_gen_binary, simplify_gen_relational or
9404 distribute_and_simplify_rtx.
9405 (distribute_and_simplify_rtx): New function.
9407 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
9408 Paolo Bonzini <gcc.gnu.org>
9410 * calls.c (setjmp_call_p, special_function_p): Update comments
9411 at the head of the functions.
9413 2005-03-18 Jan Hubicka <jh@suse.cz>
9415 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
9417 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
9418 function body should be released; do not proactively release function
9419 bodies in non-unit-at-a-time mode.
9421 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
9423 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
9424 mno-fp-ret-in-387 multilib variants.
9426 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
9428 * common.opt (m): Remove.
9429 * opts.c (handle_option): Pass 'm' options to set_target_switch if
9431 (common_handle_option): Remove OPT_m case.
9433 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9435 * builtins.c (fold_builtin_bitop): Take decomposed arguments
9437 (fold_builtin_1): Update a call to fold_builtin_bitop.
9439 * builtins.c (fold_builtin_signbit): Take decomposed arguments
9441 (fold_builtin_1): Update a call to fold_builtin_signbit.
9443 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
9445 PR tree-optimization/20474
9446 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
9447 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
9449 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
9451 * config/h8300/h8300-protos.h: Remove prototypes for
9452 general_operand_src, general_operand_dst, single_one_operand,
9453 single_zero_operand, call_insn_operand,
9454 two_insn_adds_subs_operand, small_call_insn_operand,
9455 jump_address_operand, bit_operand, bit_memory_operand,
9456 stack_pointer_operand, const_int_gt_2_operand,
9457 const_int_ge_8_operand, const_int_qi_operand,
9458 const_int_hi_operand, incdec_operand, bit_operator,
9459 nshift_operator, eqne_operator, gtle_operator,
9460 gtuleu_operator, iorxor_operator.
9461 Add prototypes for h8sx_shift_type h8sx_classify_shift and
9462 h8300_ldm_stm_parallel.
9463 * config/h8300/h8300.c (h8sx_shift_type,): Move to
9465 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
9466 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
9467 (h8300_ldm_stm_parallel): Make it extern.
9468 (h8300_ldm_parallel, h8300_stm_parallel,
9469 h8300_return_parallel, general_operand_src,
9470 general_operand_dst, h8300_dst_operand, h8300_src_operand,
9471 nibble_operand, reg_or_nibble_operand, single_one_operand,
9472 single_zero_operand, call_insn_operand,
9473 two_insn_adds_subs_operand, small_call_insn_operand,
9474 jump_address_operand, bit_operand, bit_memory_operand,
9475 stack_pointer_operand, const_int_gt_2_operand,
9476 const_int_ge_8_operand, const_int_qi_operand,
9477 const_int_hi_operand, incdec_operand, eqne_operator,
9478 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
9479 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
9480 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
9481 nshift_operator): Move to predicates.md.
9482 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
9483 * config/h8300/h8300.md: Include predicates.md.
9484 * config/h8300/predicates.md: New.
9486 2005-03-17 Richard Henderson <rth@redhat.com>
9488 * config.gcc (ia64*-*-hpux*): Add extra_options.
9489 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
9490 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
9491 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
9492 (ia64_tls_size_string, ia64_tune_string): Remove.
9493 (ia64_tune): Init to PROCESSOR_ITANIUM2.
9494 (TARGET_DEFAULT_TARGET_FLAGS): New.
9495 (TARGET_HANDLE_OPTION): New.
9496 (ia64_override_options): Move options parsing ...
9497 (ia64_handle_option): ... here. New.
9498 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
9499 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
9500 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
9501 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
9502 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
9503 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
9504 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
9505 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
9506 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
9507 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
9508 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
9509 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
9510 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
9511 TARGET_EARLY_STOP_BITS): Remove.
9512 (TARGET_ILP32): Default false.
9513 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
9514 (enum ia64_inline_type): New.
9515 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
9516 * config/ia64/ia64.md: Update for new definitions of
9517 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
9518 * config/ia64/ia64.opt: New file.
9519 * config/ia64/ilp32.opt: New file.
9521 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
9524 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
9526 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
9528 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
9529 instead of MASK_H8300S.
9530 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
9531 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
9532 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
9533 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
9534 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
9535 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
9536 TARGET_SWITCHES): Remove.
9537 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
9539 * config/h8300/h8300.opt: New.
9541 * config/alpha/alpha.opt, config/arc/arc.opt,
9542 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
9545 2005-03-17 Ian Lance Taylor <ian@airs.com>
9549 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
9551 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
9552 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
9553 (TARGET_HANDLE_OPTION): Override default.
9554 (arc_handle_option): New function.
9555 (arc_init): Remove code to set arch_cpu_string.
9556 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
9557 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
9558 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
9559 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
9560 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
9561 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
9562 (arc_rodata_string, TARGET_OPTIONS): Delete.
9563 * config/arc/arc.opt: New file.
9565 2005-03-17 Richard Henderson <rth@redhat.com>
9567 * doc/extend.texi (Weak Pragmas): New section.
9568 (attribute alias): Clarify that target must be in the same
9571 2005-03-17 Richard Henderson <rth@redhat.com>
9573 * config/alpha/alpha.opt: New file.
9574 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
9576 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
9577 alpha_fprm_string, alpha_fptm_string): Make static.
9578 (alpha_tls_size_string): Remove.
9579 (alpha_handle_option): New.
9580 (override_options): Update for alpha_cpu/alpha_tune split.
9581 (alpha_file_start): Likewise.
9582 (TARGET_DEFAULT_TARGET_FLAGS): New.
9583 (TARGET_HANDLE_OPTION): New.
9584 * config/alpha/alpha.h (alpha_tune): Declare.
9585 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
9586 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
9587 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
9588 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
9589 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
9590 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
9591 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
9592 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
9593 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
9594 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
9595 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
9596 (TARGET_DEFAULT): Remove MASK_FP.
9597 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
9598 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
9599 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
9600 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
9601 alpha_tls_size_string): Remove.
9602 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
9603 (attribute tune): Rename from attribute cpu.
9604 * config/alpha/ev4.md: Update to match.
9605 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
9606 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
9607 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
9608 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
9609 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
9610 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
9612 2005-03-16 James E. Wilson <wilson@specifixinc.com>
9614 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
9615 and return without creating new state if before_nops_num is nonzero.
9616 * config/ia64/ia64.md (first_insn): New attribute.
9617 (alloc): Set it to yes.
9619 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9621 * tree-vectorizer.c (new_vec_stmt_info): Initialize
9622 STMT_VINFO_SUBVARS to NULL.
9623 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
9625 2005-03-16 Dale Johannesen <dalej@apple.com>
9627 * rtlanal.c (find_first_parameter_load): Rewrite to
9628 return actual first param load or the call if none,
9629 instead of first in block, when not all loads exist.
9631 2005-03-16 Roger Sayle <roger@eyesopen.com>
9633 * optabs.c (expand_copysign_absneg): Make static.
9634 * optabs.h (expand_copysign_absneg): Delete prototype.
9635 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
9637 2005-03-16 Richard Henderson <rth@redhat.com>
9640 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
9641 (alias_pairs): Rename from output_defs.
9642 (find_decl_and_mark_needed): Split out from assemble_alias.
9643 (do_assemble_alias): New.
9644 (assemble_output_def): Remove.
9645 (finish_aliases_1, finish_aliases_2): New.
9646 (process_pending_assemble_output_defs): Remove.
9647 (assemble_alias): Defer aliases for which we don't yet have a
9648 non-external decl for the target symbol.
9649 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
9650 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
9651 * toplev.c (compile_file): Use finish_aliases_2 instead of
9652 process_pending_assemble_output_defs.
9653 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
9654 (process_pending_assemble_output_defs): Remove.
9656 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9658 Fix PR tree-optimization/20489
9660 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
9661 for empty structures.
9663 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9665 Fix PR tree-optimization/20490
9667 * tree-ssa-pre.c (create_expression_by_pieces): Use
9668 force_gimple_operand on result of fold.
9670 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
9672 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
9673 of closing parenthesis.
9675 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
9677 * builtins.c (expand_movstr): Update a call to
9678 fold_builtin_strcpy.
9679 (expand_builtin_strncpy): Update a call to
9680 fold_builtin_strncpy.
9681 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
9682 arguments of CALL_EXPR.
9683 (fold_builtin_1): Update calls to fold_builtin_strcpy and
9684 fold_builtin_strncpy.
9685 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
9686 * tree.h: Update the prototypes of fold_builtin_strcpy and
9687 fold_builtin_strncpy.
9689 2005-03-16 Steven Bosscher <stevenb@suse.de>
9690 Dorit Naishlos <dorit@il.ibm.com>
9692 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
9693 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
9696 2005-03-16 Steven Bosscher <stevenb@suse.de>
9698 * tree-inline.c (walk_type_fields, walk_tree,
9699 walk_tree_without_duplicates): Move from here...
9700 * tree.c: ...to here.
9702 2005-03-15 Zack Weinberg <zack@codesourcery.com>
9704 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
9705 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
9706 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
9707 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
9708 (version): Define using $(BASEVER_c).
9709 (Makefile, config.status, build/gcov-iov.o): No longer depends on
9711 (version.o): Depend on version files; add custom generation command.
9712 (prefix.o): Define BASEVER on command line.
9713 (s-iov): Depend on version files; adjust command.
9714 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
9716 (gcc-vers.texi): New rule.
9717 (doc/%.info, doc/%.dvi): Add -I . to command line.
9718 (doc/gccinstall.dvi): Likewise.
9719 (PACKAGE): Delete. All uses replaced with "gcc".
9720 * aclocal.m4: Do not include gcc-version.m4.
9721 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
9722 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
9723 Set is_release based on contents of DEV-PHASE.
9724 Set gcc_version based on contents of BASE-VER.
9725 Define WIN32_REGISTRY_KEY only if the user overrode the default.
9726 * config.in, configure: Regenerate.
9727 * gccbug.in: Determine version of GCC in use at runtime.
9728 * gcov-iov.c: Get version number and development phase from
9729 command line, not by including version.c.
9730 * intl.c: Replace all uses of PACKAGE with "gcc".
9731 * libada-mk.in: Delete unused "gcc_version" variable.
9732 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
9733 * version.c: (VERSUFFIX): New hook for redistributors; adjust
9734 commentary to match.
9735 (version_string): Put together from pieces.
9736 * config/alpha/x-vms: Do not use $(gcc_version).
9737 * config/i386/t-nwld: Likewise.
9738 * doc/include/gcc-common.texi: Include gcc-vers.texi for
9739 version-GCC and DEVELOPMENT.
9741 2005-03-15 Roger Sayle <roger@eyesopen.com>
9743 PR tree-optimization/17454
9744 * tree.c (tree_size): Add case for TREE_BINFO.
9745 * fold-const.c (fold_checksum_tree): Only clear the overloaded
9746 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
9748 2005-03-15 Roger Sayle <roger@eyesopen.com>
9750 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
9751 op1 whilst expanding the signed widenening multiply variant.
9753 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
9755 * toplev.c (display_target_options): Avoid unused variable warning if
9756 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
9757 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
9758 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
9759 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
9760 (mips_isa_info): New variable.
9761 (mips_parse_cpu): Remove the first argument and leave the caller
9763 (TARGET_HANDLE_OPTION): Override default.
9764 (mips_handle_option): New function. Move option validation code from...
9765 (override_options): ...here. Update calls to mips_parse_cpu.
9766 * config/mips/mips.h (mips_arch_string, mips_tune_string)
9767 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
9768 (SUBTARGET_TARGET_OPTIONS): Delete.
9769 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
9770 (mno-flush-func, mtune=): New options.
9772 2005-03-15 Roger Sayle <roger@eyesopen.com>
9773 Richard Henderson <rth@redhat.com>
9775 * real.c (c4x_single_format, c4x_extended_format): Provide values
9776 for signbit_ro for c4x's single and extended floating point formats.
9777 * optabs.c (expand_copysign): Use the floating point format's
9778 signbit_ro for expanding via expand_copysign_absneg, and it's
9779 signbit_rw field for expanding via expand_copysign_bit.
9781 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
9783 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
9784 known_alignment_for_access_p.
9785 (known_alignment_for_access_p): New.
9786 (do_peeling_for_alignment): Field made int instead of bool and renamed
9787 to peeling_for_alignment.
9788 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
9789 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
9790 functionality used to be in vect_analyze_operations.
9791 (vect_analyze_operations): Code to determine vectorization factor was
9792 moved to vect_determine_vectorization_factor.
9793 (vect_enhance_data_refs_alignment): Update to correct alignment when it
9794 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
9796 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
9797 be part of vect_analyze_operations).
9798 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
9799 creating the guard condition, as the number of iterations may be
9801 (slpeel_tree_peel_loop_to_edge): Use new name of
9802 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
9803 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
9804 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
9805 (vect_do_peeling_for_alignment): Use fold.
9806 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
9808 (vect_update_inits_of_dr): Renamed to
9809 vect_update_init_of_dr.
9810 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
9811 (vectorizable_store): Fix assertion to use == instead of =.
9813 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
9815 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
9816 call_used_regs for wCG registers.
9818 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
9820 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9821 for non-offsettable memory references to cope with outstanding reload
9822 replacements, take 2.
9824 2005-03-15 Uros Bizjak <uros@kss-loka.si>
9827 * config/i386/i386.h (x86_fisttp): New.
9828 (TARGET_FISTTP): New macro.
9829 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
9830 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
9831 instruction when fisttp flag is set.
9832 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
9834 * config/i386/i386.md (type attribute): Add fisttp.
9835 (unit attribute): Set to i387 for fisttp type.
9836 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
9837 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
9839 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
9840 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
9842 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
9843 patterns for TARGET_FISTTP. Enable patterns for
9844 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
9845 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
9846 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
9847 implement fisttp x87 insn.
9848 (fix_trunc*_i387_fisttp splitters): New patterns.
9849 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
9850 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
9851 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
9853 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
9854 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
9855 Implement using mode macros. Disable patterns for TARGET_FISTTP.
9856 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
9857 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
9858 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
9859 Disable patterns for TARGET_FISTTP.
9860 (fix_trunc*_i387 splitters): Implement usign mode macros.
9861 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
9862 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
9863 (fix_trunx*_sse peephole2s): Implement using mode macros.
9865 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
9867 PR rtl-optimization/20291
9868 * combine.c (try_combine): If splitting fails, re-try with
9869 original combined pattern, i.e. before clobber stripping.
9871 2005-03-14 Eric Christopher <echristo@redhat.com>
9873 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
9874 STACK_GROWS_DOWNWARD.
9876 2005-03-14 Roger Sayle <roger@eyesopen.com>
9878 * real.h (struct real_format): Split the signbit field into two
9879 two fields, signbit_ro and signbit_rw.
9880 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
9881 mips_double_format, ieee_extended_motorola_format,
9882 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
9883 ieee_extended_intel_128_format, ibm_extended_format,
9884 mips_extended_format, ieee_quad_format, mips_quad_format,
9885 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
9886 i370_double_format, c4x_single_format, c4x_extended_format,
9887 real_internal_format): Update initializers for new field.
9888 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
9889 real_format structure.
9890 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
9891 field of the real_format structure.
9893 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
9895 Fix PR tree-optimization/20458
9897 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
9898 DECL_EXTERNAL on STRUCT_FIELD tags.
9899 (clear_call_clobbered): Ditto.
9900 * tree-ssa-operands.c (note_addressable): Make sure the original
9901 variable doesn't slip into the addressable list if we have
9903 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
9906 2005-03-14 Geoffrey Keating <geoffk@apple.com>
9908 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
9909 (-fwide-exec-charset): Likewise.
9910 (-finput-charset): Likewise.
9911 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
9912 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
9913 * c.opt (Wnormalized): New.
9915 2005-03-14 Devang Patel <dpatel@apple.com>
9917 * doc/invoke.texi: Add reference to Visibility document.
9919 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
9921 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
9922 MASK_SPLIT_ADDRESSES.
9923 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
9924 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
9925 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
9926 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
9927 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
9928 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
9929 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
9930 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
9931 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
9932 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
9933 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
9934 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
9935 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
9936 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
9937 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
9938 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
9939 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
9940 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
9941 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
9942 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
9943 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
9944 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
9945 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
9946 (TARGET_EXPLICIT_RELOCS): Delete.
9947 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
9948 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
9949 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
9950 (override_options): Set MASK_LONG64 if -mint64 is given and no
9951 -mlongXX option is. Complain about -mint64 -mlong32.
9952 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
9953 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
9954 * config/mips/mips.opt: New file.
9956 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
9958 * config.gcc (extra_options): New variable for listing option files.
9959 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
9960 * configure.ac (extra_opt_files): New AC_SUBST variable.
9961 (tm_file_list, tm_include_list): Include options.h first.
9962 * configure: Regenerate.
9963 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
9964 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
9965 (s-options-h): New rule.
9966 (options.h): Depend on it.
9967 (TEXI_GCCINT_FILES): Add options.texi.
9968 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
9969 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
9970 * target.h (gcc_target): Add default_target_flags and handle_option.
9971 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
9972 (TARGET_HANDLE_OPTION): New macros.
9973 (TARGET_INITIALIZER): Include them.
9974 * opt-functions.awk (opt_args, nth_arg): New functions.
9975 (switch_flags): Handle the "Target" flag.
9977 (var_name): Use opt_args and nth_arg.
9978 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
9979 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
9980 macros for the "Mask" and "InverseMask" options.
9981 * opts.h (cl_var_cond): New enum.
9982 (cl_option): Replace the "has_set_value" and "set_value" fields with
9983 "var_cond" and "var_value".
9984 (CL_TARGET): New macro.
9985 (option_enabled, print_filtered_help): Declare.
9986 (decode_options): Move definition.
9987 * opts.c (handle_option): Search for the original option before
9988 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
9989 var_cond and var_value fields. Use targetm.handle_option to handle
9991 (decode_options): Set target_flags to targetm.default_target_flags.
9992 (print_filtered_help): Make global. Handle CL_TARGET.
9993 (option_enabled): New function.
9994 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
9995 (display_target_options, set_target_switch, print_switch_values)
9996 (default_pch_valid_p): Guard uses of target_switches with
9997 #ifdef TARGET_SWITCHES. Also...
9998 (display_target_options): Display the CL_TARGET entries in cl_options.
9999 (set_target_option): Don't complain about the "" option when
10000 TARGET_SWITCHES is undefined.
10001 (print_switch_values): Use option_enabled.
10002 (default_pch_valid_p): Check cl_options[] when looking for something
10003 that has changed the value of target_flags.
10004 * c.opt: Remove documentation from top of file.
10005 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
10006 * doc/sourecebuild.texi: Refer to the new options documentation
10007 instead of c.opt. Document machine-specific .opt files.
10008 * doc/tm.texi (target_flags): Say that this variable is declared
10010 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
10011 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
10013 * doc/options.texi: New file.
10015 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
10017 PR middle-end/18628
10018 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
10021 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
10024 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
10025 temporary variable of pointer type if an lvalues is required.
10026 (gimplify_modify_expr_rhs): Request an rvalue from it.
10027 (gimplify_expr): Pass fallback on.
10029 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10031 * cfgbuild.c: Update comments.
10033 2005-03-14 Roger Sayle <roger@eyesopen.com>
10035 PR rtl-optimization/17236
10036 * optabs.c (expand_doubleword_mult): New helper function split out
10037 from expand_binop. Permute the order in which instructions are
10038 emitted to minimize the number of simultaneously live registers.
10039 (expand_binop): Call expand_doubleword_mult to synthesize a double
10040 word multiplication.
10042 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10044 * basic-block.h: Update the prototypes of cached_make_edge and
10046 * cfg.c (cached_make_edge): Take edge_cache representing one
10047 row of the adjacency matrix of edges.
10048 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
10049 (make_edges): Initialize edge_cache to represent one row of
10050 the adjacency matrix of edges.
10052 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10054 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
10056 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
10057 Remove unused removed_phis variable.
10058 (conditional_replacement): Use build1/build2.
10059 (abs_replacement): Use last_and_only_stmt and build1/build2.
10061 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10063 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
10064 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
10065 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
10066 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
10067 * c-common.c (handle_novops_attribute): New function.
10068 (c_common_attribute_table): Add "no vops" entry.
10069 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
10070 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
10071 * tree-ssa-operands.c (get_call_expr_operands): Do not
10072 create virtual operands for calls with ECF_NOVOPS flag.
10073 * tree.h (DECL_IS_NOVOPS): New macro.
10074 (struct tree_decl): Add novops_flag.
10075 (ECF_NOVOPS): New constant.
10077 2005-03-14 Uros Bizjak <uros@kss-loka.si>
10080 * config/i386/i386.c (x86_use_himode_fiop): New.
10081 (x86_use_simode_fiop): Rename from x86_use_fiop.
10082 * config/i386/i386.h (x86_use_himode_fiop): Declare.
10083 (TARGET_USE_HIMODE_FIOP): New.
10084 (x86_use_simode_fiop): Rename from x86_use_fiop.
10085 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
10087 * config/i386/i386.md (X87MODEI12): New mode macro define.
10088 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
10089 to implement x87 FP compare with HImode input operands.
10090 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
10091 Use X87MODEI12 mode macro to handle HImode input operands.
10092 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
10093 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
10094 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
10095 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
10096 macro to implement x87 operators with HImode input operands.
10097 (fop splitters): Use X87MODEI12 mode macro to handle HImode
10100 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10102 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
10104 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
10105 constants invariant.
10107 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10109 * basic-block.h (BB_VISITED): Removed.
10110 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
10112 2005-03-14 Falk Hueffner <falk@debian.org>
10115 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
10117 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10119 * ggc-zone.c: Fix comment typos.
10121 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
10122 stringpool.c, config/mips/mips-protos.h: Update copyright.
10124 2005-03-14 Alan Modra <amodra@bigpond.net.au>
10126 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
10127 throughout with its typedef, "rtx".
10128 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
10129 (rs6000_tls_symbol_ref_1): Remove inline keyword.
10130 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
10131 regs in comment to match code.
10133 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10135 * except.c (check_handled): Make it static.
10136 * except.h: Remove the corresponding prototype.
10138 * function.c (get_func_frame_size): Make it static.
10139 * function.h: Remove the corresponding type.
10141 * regclass.c (reg_class_superclasses, reg_class_subclasses):
10143 * hard-reg-set.h: Remove the corresponding declarations.
10145 * tree-cfg.c (verify_stmts): Check that
10146 bb_for_stmt (stmt) == bb for every PHI node and statement.
10148 2005-03-14 Alan Modra <amodra@bigpond.net.au>
10150 * config.gcc: Remove excess indentation.
10151 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
10153 2005-03-13 Roger Sayle <roger@eyesopen.com>
10155 PR middle-end/19331
10156 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
10157 * fold-const.c (fold_sign_changed_comparison): Likewise.
10158 (fold_binary): Optimize comparisons against widened operands if
10159 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
10161 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
10163 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
10164 (sparc_override_options): Initialize it.
10165 (sparc_struct_value_rtx): Set it on the MEM to be returned.
10167 2005-03-13 David Edelsohn <edelsohn@gnu.org>
10169 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
10170 (reg_or_none500mem_operand): New predicate.
10171 (zero_reg_mem_operand): New predicate.
10172 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
10173 to reg_or_none500mem_operand.
10174 (extendsfdf2_fpr): Add MEM alternative.
10175 (extenddftf2_internal): Change operand2 predicate to
10176 zero_reg_mem_operand.
10178 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10180 * ggc-zone.c: Rewritten.
10182 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
10184 * configure.ac: Define GGC_ZONE for --with-gc=zone.
10185 * config.in: Regenerated.
10186 * configure: Regenerated.
10187 * gengtype.c (write_types_process_field, write_func_for_structure):
10188 Pass new argument to gt_pch_note_object.
10189 * ggc-common.c (struct ptr_data): Add TYPE.
10190 (gt_pch_note_object): Take TYPE argument and save it.
10191 (call_count): Update call to ggc_pch_count_object.
10192 (call_alloc): Update call to ggc_pch_alloc_object.
10193 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
10195 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
10196 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
10197 (ggc_alloc_zone_stat): Delete.
10198 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
10199 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
10200 (ggc_pch_alloc_object): Update prototypes.
10201 (garbage_zone): Delete.
10202 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
10203 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
10205 (tree_id_zone): New variable.
10206 (ggc_alloc_cleared_zone): Remove unused.
10207 (ggc_alloc_zone): Define.
10208 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
10209 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
10210 ggc_alloc_zone_stat.
10211 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
10212 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
10213 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
10214 (make_node_stat): Likewise. Use tree_id_zone.
10216 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10217 Joseph S. Myers <joseph@codesourcery.com>
10219 * configure.ac: Check for MIPS TLS.
10220 * configure: Regenerated.
10221 * config/mips/mips-protos.h (enum mips_symbol_type): Add
10222 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
10223 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
10224 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
10225 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
10226 (mips_classify_symbol, mips_symbolic_constant_p)
10227 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
10228 (mips_tls_operand_p, mips_call_tls_get_addr)
10229 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
10230 (mips_tls_symbol_ref_1): New functions.
10231 (mips_legitimize_address, mips_legitimize_const_move): Call
10232 mips_legitimize_tls_address.
10233 (override_options): Handle V1_REG and TLS symbols. Disable TLS
10235 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
10236 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
10237 (mips_char_to_class): Document V1_REG.
10238 (HAVE_AS_TLS): Provide default.
10239 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
10241 (load_got<mode>): Renamed from *load_got<mode>. Allow when
10243 (tls_get_tp_<mode>): New instruction.
10245 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10247 * configure.ac: Update checks for target tools.
10248 * configure: Regenerated.
10250 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10252 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
10254 2005-03-13 Roger Sayle <roger@eyesopen.com>
10256 * expmed.c (expand_mult): Use synthetic multiplication sequences for
10257 more classes of DImode multiplication by constant. Allow both
10258 multiplication by small negative constants (by performing a
10259 multiplication by a positive constant and negating the result) and
10260 multiplications by large powers of two, by using a left shift.
10262 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
10264 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
10265 of basic blocks into work_stack.
10267 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
10268 config/mips/vr.h: Update copyright.
10270 * c-decl.c (c_init_decl_processing): Remove useless calls to
10271 build_function_type.
10273 * builtins.c (fold_trunc_transparent_mathfn,
10274 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
10275 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
10276 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
10277 fold_builtin_strcpy, fold_builtin_strncpy,
10278 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
10281 * builtins.c (expand_builtin_mathfn_3): Remove local variable
10284 * lambda-code.c (lambda_compute_auxillary_space): Remove local
10285 variable determinant.
10287 * tree-cfg.c (group_case_labels): Remove local variable type.
10289 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
10292 * tree-ssa-phiopt.c (value_replacement): Remove local variable
10295 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
10298 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
10299 (*movmemqi_insn): Delete.
10300 (*movmemhi): Delete.
10302 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
10304 * builtins.c (fold_builtin_classify): Take decomposed
10305 arguments of CALL_EXPR.
10306 (fold_builtin_1): Update a call to fold_builtin_classify.
10308 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
10311 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
10312 through into call to parser_xref_tag after parse error.
10313 (c_parser_struct_declaration): Consistently return NULL_TREE on
10316 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
10318 * tree-flow-inline.h (ref_contains_array_ref): New function.
10319 (lookup_subvars_for_var): Ditto.
10320 (get_subvars_for_var): Ditto.
10321 (var_can_have_subvars): Ditto.
10323 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
10324 (struct subvar): New type.
10326 * tree-dfa.c (okay_component_ref_for_subvars): New function.
10328 * tree-optimize.c (init_tree_optimization_passes): Call
10329 pass_create_structure_vars.
10331 * tree-ssa-alias.c: Include vec.h.
10332 (init_alias_info): Don't auto-clear call clobbered on struct-field
10334 (compute_flow_insensitive_aliasing): Handle subvars.
10335 (group_aliases): Handle STRUCT_FIELD aliases.
10336 (setup_pointers_and_addressables): Ditto.
10337 Don't mark variables non-addressable if they still have
10338 addressable subvars.
10339 Also mark subvars addressable when the real variable is marked
10341 (add_pointed_to_var): Try to prune the pointed-to set by only
10342 pointing to subvars when possible.
10343 Otherwise, make sure we set addresses_needed and pt_vars to
10344 properly include subvars.
10345 (bitpos_of_field): New function.
10346 (push_fields_onto_fieldstack): Ditto.
10347 (get_or_create_used_part_for): Ditto.
10348 (create_overlap_variables_for): Ditto.
10349 (find_used_portions): Ditto.
10350 (create_structure_vars): Ditto.
10351 (pass_create_structure_vars): New structure.
10353 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
10354 (get_expr_operands): Handle subvars. Also try to turn
10355 COMPONENT_REF accesses into must-defs now that we can accurately
10357 (note_addressable): Try to only mark as addressable those subvars
10358 we know a COMPONENT_REF touches.
10359 (overlap_subvar): New function.
10361 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
10362 Handle subvar storing.
10363 (vect_address_analysis): Update caller of vect_object_analysis.
10365 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
10367 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
10368 (STMT_VINFO_SUBVARS): New macro.
10370 * common.opts: add flag_tree_salias.
10372 * opts.c (decode_options): flag_tree_salias defaults to on.
10374 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
10376 * doc/tree-ssa.texi: Document structural alias analysis.
10378 2005-03-12 Steven Bosscher <stevenb@suse.de>
10380 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
10381 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
10382 * tree-ssa-operands.c (get_expr_operands): Likewise.
10383 (get_expr_operands): Likewise for ERROR_MARK.
10385 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
10387 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
10390 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
10393 * tree-ssa-pre.c (compute_avail): Remove local variable val.
10394 (mark_operand_necessary): Remove local variable ver.
10396 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
10397 variable prefix_len.
10399 * value-prof.c (mod_subtract_transform): Remove local variable
10402 * builtins.c (fold_builtin_exponent): Take decomposed
10403 arguments of CALL_EXPR.
10404 (fold_builtin_1): Update a call to fold_builtin_exponent.
10406 * builtins.c (fold_builtin_logarithm): Take decomposed
10407 arguments of CALL_EXPR.
10408 (fold_builtin_1): Update a call to fold_builtin_logarithm.
10410 * c-decl.c (c_init_decl_processing): Remove local variables
10411 ptr_ftype_void and ptr_ftype_ptr.
10413 * gimplify.c (gimplify_expr): Remove local variables r0 and
10416 * reg-stack.c (move_for_stack_reg): Remove local variable
10418 (compare_for_stack_reg): Remove local variable flags_user.
10419 (convert_regs_1): Remove local variable deleted.
10421 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
10423 (combine_blocks): Remove local variables exits and new_e.
10425 * tree-inline.c (expand_call_inline): Remove local variable
10428 * tree-ssa-live.c (create_ssa_var_map,
10429 calculate_live_on_entry): Remove local variable snn.
10431 2005-03-12 Geoffrey Keating <geoffk@apple.com>
10433 * c-lex.c (c_lex_with_flags): Add parameter to call to
10436 2005-03-11 Per Bothner <per@bothner.com>
10438 * c-tree.h (struct c_declarator): New id_loc field.
10439 * c-pragma.h (c_lex_with_flags): Take position reference.
10440 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
10441 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
10442 (c_lex): Pass dummy location to c_lex_with_flags.
10443 * c-parser.c (c_lex_one_token): Set c_token's location using
10444 c_lex_with_flags, instead of input_location, which might be "ahead".
10445 (c_parser_direct_declarator): Set declarator's id_loc from
10447 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
10448 declarator's id_loc, rather than probably-imprecise input_location.
10449 (build_id_declarator): Initialize c_declarator's id_loc field.
10451 2005-03-11 Roger Sayle <roger@eyesopen.com>
10453 PR middle-end/20419
10454 * builtins.c (expand_builtin_signbit): Force the signbit's word
10455 into an integer register to avoid SUBREGs of floating point modes.
10457 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
10459 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
10460 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
10461 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
10462 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
10464 2005-03-11 David Edelsohn <edelsohn@gnu.org>
10466 PR rtl-optimization/20306
10467 * expr.c (emit_move_complex): Set try_int false if mode is
10468 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
10469 emit_block_move if try_int is true.
10471 2005-03-11 Richard Henderson <rth@redhat.com>
10474 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
10475 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
10478 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
10480 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
10481 (TARGET_FIX_VR4130): New macro.
10482 (TARGET_OPTIONS): Add -mfix-vr4130.
10483 (ISA_HAS_MACCHI): New macro.
10484 (ASM_SPEC): Add -mfix-vr4130.
10485 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
10486 (override_options): Handle mips_fix_vr4130_string.
10487 (mips_avoid_hazards): Clear all_noreorder_p
10488 if we're working around VR4130 errata and the macc alternatives
10490 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
10491 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
10492 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
10493 (MULTILIB_DEFAULTS): Remove leading "march=".
10494 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
10495 if no architecture option is given.
10496 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
10498 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
10499 * doc/invoke.texi: Document -mfix-vr4130.
10501 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
10503 * config/mips/mips.c (override_options): Only warn about -mint64
10504 deprecation if TARGET_INT64.
10506 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10508 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
10509 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
10510 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
10511 are non-specific regarding the nonnull parameter positions.
10512 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
10513 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
10514 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
10515 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
10517 * builtins.def: Use the non-specific "nonnull" attibute lists.
10519 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
10521 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
10522 single_pred_edge, single_succ, single_pred): Improve comments.
10524 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
10526 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
10527 single_pred_edge, single_succ, single_pred): New inline functions.
10528 * bb-reorder.c (rotate_loop, find_traces_1_round,
10529 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
10530 duplicate_computed_gotos): Use the single_succ/pred functions.
10531 * cfganal.c (forwarder_block_p): Ditto.
10532 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
10533 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
10534 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
10535 merge_seq_blocks): Ditto.
10536 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
10537 * cfglayout.c (fixup_reorder_chain): Ditto.
10538 * cfgloop.c (mark_single_exit_loops, update_latch_info,
10539 canonicalize_loop_headers, verify_loop_structure): Ditto.
10540 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
10541 mfb_update_loops, create_preheader, force_single_succ_latches,
10542 create_loop_notes): Ditto.
10543 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
10544 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
10545 commit_one_edge_insertion, purge_dead_edges,
10546 cfg_layout_can_merge_blocks_p): Ditto.
10547 * except.c (sjlj_emit_function_enter): Ditto.
10548 * flow.c (init_propagate_block_info): Ditto.
10549 * function.c (thread_prologue_and_epilogue_insns): Ditto.
10550 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
10551 insert_insn_end_bb): Ditto.
10552 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
10553 find_if_case_2): Ditto.
10554 * lambda-code.c (perfect_nestify): Ditto.
10555 * lcm.c (optimize_mode_switching): Ditto.
10556 * loop-doloop.c (doloop_modify): Ditto.
10557 * loop-init.c (loop_optimizer_init): Ditto.
10558 * loop-iv.c (simplify_using_initial_values): Ditto.
10559 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
10560 * loop-unswitch.c (unswitch_loop): Ditto.
10561 * modulo-sched.c (generate_prolog_epilog): Ditto.
10562 * predict.c (combine_predictions_for_insn, estimate_probability,
10563 tree_estimate_probability, last_basic_block_p,
10564 estimate_bb_frequencies): Ditto.
10565 * profile.c (branch_prob): Ditto.
10566 * regrename.c (copyprop_hardreg_forward): Ditto.
10567 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
10568 * tracer.c (layout_superblocks): Ditto.
10569 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
10570 cfg_remove_useless_stmts_bb, cleanup_control_flow,
10571 cleanup_control_expr_graph, disband_implicit_edges,
10572 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
10573 tree_verify_flow_info, tree_make_forwarder_block,
10574 tree_forwarder_block_p, remove_forwarder_block,
10575 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
10576 * tree-if-conv.c (tree_if_conversion): Ditto.
10577 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
10578 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
10579 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
10580 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
10581 copy_loop_headers): Ditto.
10582 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
10583 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
10584 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
10585 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
10586 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
10587 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
10588 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
10589 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
10590 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
10591 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
10592 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
10593 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
10594 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10595 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
10596 slpeel_add_loop_guard): Ditto.
10598 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
10600 PR tree-optimization/15784
10601 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
10604 * stmt.c (expand_case): Don't change index_type. Convert minval
10605 to the proper type.
10607 PR tree-optimization/20130
10608 * fold-const.c (fold): Fold x * -1 into -x.
10610 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
10612 PR rtl-optimization/20331
10613 * rtlanal.c (modified_between_p): Check its address first for MEM.
10614 (modified_in_p): Likewise.
10616 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
10618 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
10620 2005-03-10 Steven Bosscher <stevenb@suse.de>
10622 * expr.c (expand_expr_real_1): If possible, use a conditional
10623 move for expanding MIN_EXPR and MAX_EXPR.
10624 Use temp for moving around rtx-en.
10626 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
10629 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
10632 2005-03-10 Roger Sayle <roger@eyesopen.com>
10634 * builtins.c (expand_builtin_signbit): Extend to handle floating
10635 point modes wider than the largest integer type, using the
10636 operand_subword_force function to obtain the signbit's word.
10638 2005-03-10 Jakub Jelinek <jakub@redhat.com>
10641 * combine.c (try_combine): If recog_for_combine added CLOBBERs
10642 to NEWI2PAT, fail to combine if they are used by NEWPAT.
10644 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
10646 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
10648 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
10650 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
10652 (perform_edge_inserts): Unconditionally call
10653 free_dominator_info.
10655 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
10657 2005-03-10 Bob Wilson <bob.wilson@acm.org>
10659 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
10661 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
10663 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
10665 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
10667 (rtl_register_value_prof_hooks,
10668 tree_value_profile_transformations,
10669 tree_register_value_prof_hooks): Likewise.
10670 * var-tracking.c (stack_adjust_offset_pre_post,
10671 variable_htab_free, variable_union, dataflow_set_different_2,
10672 count_uses, variable_was_changed, set_frame_base_location,
10673 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
10674 vt_add_function_parameters): Likewise.
10675 * varasm.c (named_section_real, named_section, make_decl_rtl,
10676 asm_emit_uninitialised, assemble_integer, decode_addr_const,
10677 const_hash_1, compare_constant, copy_constant, force_const_mem,
10678 output_constant_pool_2, output_constant_pool_1, output_constant,
10679 output_constructor, make_decl_one_only, decl_tls_model,
10680 default_no_named_section, default_elf_select_section_1,
10681 default_unique_section_1): Likewise.
10682 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
10683 * vmsdbgout.c (addr_const_to_string): Likewise.
10686 * function.c (struct assign_parm_data_one): Remove last_named
10688 (assign_parm_find_data_types): Don't determine last_named.
10689 Reorder named_parm determination.
10690 (assign_parms): Only setup varargs on the last non-varadic
10693 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
10695 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
10696 sda base address on medium model.
10698 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
10700 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
10701 * cfgloop.c (flow_loop_nodes_find): Export.
10702 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
10704 * cfgloopmanip.c (fix_loop_structure): New function.
10705 * predict.c (predict_loops): Clean up the loops information.
10706 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
10707 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
10709 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
10710 (rewrite_into_loop_closed_ssa): Declaration changed.
10711 * tree-loop-linear.c (linear_transform_loops): Add argument to
10712 rewrite_into_loop_closed_ssa call.
10713 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10714 * tree-ssa-loop-im.c (move_computations): Ditto.
10715 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
10716 * tree-vectorizer.c (vectorize_loops): Ditto.
10717 * tree-optimize.c: Include cfgloop.h.
10718 (execute_todo): Choose whether to call cleanup_tree_cfg or
10719 cleanup_tree_cfg_loop.
10720 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
10721 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
10722 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
10723 cleanup_tree_cfg_loop call.
10724 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
10725 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
10726 work on part of cfg.
10728 2005-03-10 Jakub Jelinek <jakub@redhat.com>
10730 PR inline-asm/20314
10731 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
10732 with multiple alternatives.
10734 * stmt.c (parse_output_constraint): Fix a typo.
10736 2005-03-09 Bob Wilson <bob.wilson@acm.org>
10738 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
10739 assembly directive instead of deprecated "no-generics".
10741 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
10743 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
10744 for non-offsettable memory references to cope with outstanding reload
10746 * config/s390/s390.md ("reload_outti"): Call find_replacement to
10747 avoid losing outstanding address reloads.
10748 ("reload_outdi", "reload_outdf"): Likewise.
10750 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10752 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
10753 code. Add more cbrt transformations.
10755 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10757 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
10759 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
10761 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
10762 NULL_TREE when a given tree is not simplified.
10763 (fold): Return the original tree when any of the functions
10764 mentioned above NULL_TREE.
10766 * fold-const.c (fold_unary, fold_binary): Take decomposed
10767 arguments, code, type, op0, and op1 in case of fold_binary.
10768 (fold): Update calls to fold_unary and fold_binary.
10770 2005-03-09 Roger Sayle <roger@eyesopen.com>
10772 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
10773 a fndecl and an arglist instead of a CALL_EXPR, exp.
10775 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
10777 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
10779 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
10781 * expr.c (expand_assignment): Remove orig_to_rtx.
10783 * fold-const.c (int_const_binop): Remove no_overflow.
10785 * ifcvt.c (noce_emit_move_insn): Remove inmode.
10787 * loop-iv.c (get_biv_step_1): Remove lhs.
10789 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
10791 * real.c (real_nan): Remove neg.
10793 * function.c (thread_prologue_and_epilogue_insns): Remove i
10796 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
10799 * tree-eh.c (tree_could_trap_p): Remove idx.
10801 * tree-into-ssa.c (ann): Remove ann.
10803 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
10805 * tree-sra.c (decide_block_copy): Remove inst_count.
10807 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
10809 * tree-ssa-loop-im.c (lhs): Remove.
10811 * cfgbuild.c (state, STATE, SET_STATE,
10812 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
10814 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
10815 (find_basic_blocks): Set the state of each basic block to
10818 2005-03-08 Jeff Law <law@redhat.com>
10820 * tree-cfg.c (cleanup_control_flow): If removal of a computed
10821 goto results in the removal of edges in the CFG, then we need
10822 to recompute dominators.
10824 2005-03-09 Ben Elliston <bje@au.ibm.com>
10826 * c-common.c (c_do_switch_warnings): Comment fix.
10828 2005-03-08 Julian Brown <julian@codesourcery.com>
10830 * Patch from 2005-03-08 reverted for causing regressions and
10831 ppc-darwin bootstrap failure.
10833 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
10835 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
10836 Define the real function for ppc-darwin.
10837 * c-typeck.c (convert_arguments): Check for target-specific
10838 invalid argument call to unprototyped function.
10839 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
10841 * target.h (invalid_arg_for_unprototyped_fn): New field
10843 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
10844 default target hook.
10845 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
10848 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10850 * c-typeck.c (constructor_stack, constructor_range_stack,
10851 initializer_stack): Make them static.
10853 * cfg.c (rbi_pool): Make it static.
10855 * gimple-low.c (lower_stmt_body): Make it static.
10856 * tree-flow.h: Remove the corresponding prototype. Don't
10857 declare lower_data.
10859 * sched-deps.c (cache_size): Make it static.
10861 * stor-layout.c (lang_adjust_rli): Make it static.
10863 2005-03-08 Julian Brown <julian@codesourcery.com>
10865 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10866 from being used for symbols with vague linkage when
10867 HAVE_GAS_COMDAT_GROUP is true.
10869 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
10871 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
10872 nlabel == JUMP_LABEL (jump).
10874 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10876 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
10877 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
10878 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
10879 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
10881 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
10884 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
10885 * c-common.c (handle_returns_twice): New function.
10886 (c_common_attribute_table): Declare eturns_twice' attribute.
10887 * doc/extend.texi: Document eturns_twice' attribute.
10888 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
10889 (struct tree_decl): Add returns_twice_flag.
10891 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10893 * tree-ssa-phiopt.c: Fix a comment typo.
10895 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
10896 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
10897 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
10900 2005-03-08 Richard Henderson <rth@redhat.com>
10902 * config/alpha/alpha.c (code_for_builtin): Replace special-case
10903 builtin codes with ctzdi2, clzdi2, popcountdi2.
10904 (struct alpha_builtin_def): Add is_const.
10905 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
10906 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
10907 (alpha_init_builtins): Init them. Set nothrow and const attributes
10909 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
10910 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
10911 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
10912 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
10913 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
10914 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
10915 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
10916 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
10917 (TARGET_FOLD_BUILTIN): New.
10918 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
10919 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
10921 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
10923 2005-03-08 Ira Rosen <irar@il.ibm.com>
10925 PR tree-optimization/20122
10926 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
10927 condition of access function instead of base.
10929 2005-03-07 Jeff Law <law@redhat.com>
10930 Steven Bosscher <stevenb@suse.de>
10932 * tree-cfg.c (find_taken_edge_computed_goto): New function.
10933 (find_taken_edge): Call find_taken_edge_computed_goto as
10934 appropriate. Allow any gimple invariant rather than just
10935 INTEGER_CST for VAL.
10936 (cleanup_control_flow): Cleanup a computed goto which has turned
10937 into a simple goto.
10938 (tree_merge_blocks): If block B has any forced labels, move
10939 them to the start of block A.
10940 * tree-ssa-dom.c (thread_across_edge): Allow threading across
10941 computed gotos as well.
10942 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
10943 removal of unnecessary computed gotos too.
10944 (lookup_redirection_data): Fix type of INSERT argument. Callers
10947 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10949 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
10950 Remove trailing spaces.
10952 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
10953 unshare_all_trees): Make them static.
10954 * tree-gimple.h: Remove the corresponding prototypes.
10956 * diagnostic.h: Remove unused prototype
10957 debug_output_buffer.
10958 * modulo-sched.c: Remove unused prototype
10959 set_row_column_for_ps.
10961 * tree-ssa-phiopt.c (tree_ssa_phiopt,
10962 replace_phi_edge_with_variable): Remove unused variable i.
10964 2005-03-07 Per Bothner <per@bothner.com>
10966 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
10968 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
10971 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
10972 bbs on the COND_EXPR instead of the PHI_NODEs.
10973 (candidate_bb_for_phi_optimization): Remove.
10974 (replace_phi_with_stmt): Rename to ...
10975 (replace_phi_edge_with_variable): this and change so that we
10976 replace the phi argument instead of removing the PHI.
10977 (conditional_replacement): Change so we deal with PHI with more
10978 than two arguments.
10979 (value_replacement): Likewise.
10980 (abs_replacement): Likewise.
10982 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
10984 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
10985 output_e500_flip_gt_bit.
10987 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
10989 (rs6000_generate_compare): Fix logic to look at the correct bits.
10990 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
10992 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
10993 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
10994 gen_move_from_CR_gt_bit.
10996 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
10997 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
10998 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
11000 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
11001 (E500_CR_IOR_COMPARE): New constant.
11003 2005-03-08 Earl Chew <earl_chew@agilent.com>
11004 David Billinghurst <David.Billinghurst@riotinto.com>
11006 * config/i386/host-cygwin.c: New file to support precompiled
11008 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
11009 * config.host: Use above files for cygwin host.
11011 2005-03-07 David Edelsohn <edelsohn@gnu.org>
11013 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
11014 ordering ops from earlier change.
11016 2005-03-07 Per Bothner <per@bothner.com>
11018 Various fixes to allow us to again build if --enable-mapped-location:
11019 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
11020 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
11021 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
11022 local variable loc. Change logic appropriately.
11023 * tree-vect-transform.c (vect_finish_stmt_generation): Use
11024 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
11025 * c-parser.c (c_parser_for_statement): Initialize loc variable.
11026 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
11027 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
11029 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
11031 PR rtl-optimization/19683
11032 * reload1.c (choose_reload_regs): Pass the number of bits, not the
11033 number of bytes, to smallest_int_for_mode. Fix arguments to
11034 REG_CANNOT_CHANGE_MODE_P.
11036 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11038 * reorg.c (relax_delay_slots): Check that the jump is
11039 conditional before trying to invert it.
11041 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
11043 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
11046 * calls (stack_arg_under_construction): Make it static.
11048 * flow.c (regs_live_at_setjmp): Make it static.
11049 * flow.h: Remove the corresponding prototype.
11051 * reload1.c (reload_startobj, reload_firstobj,
11052 something_needs_operands_changed, reload_inherited,
11053 reload_inheritance_insn, reload_override_in,
11054 reload_spill_index): Make them static.
11056 * recog.c (verify_changes): Make it static.
11057 * recog.h: Remove the corresponding prototype.
11059 * cfgbuild.c (find_sub_basic_blocks): Remove.
11060 * basic-block.h: Remove the corresponding prototype.
11061 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
11063 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
11065 * tree-ssa-operands.c (check_build_stmt): Remove.
11067 * stor-layout.c (set_alignment): Remove.
11068 * tree.h: Remove the corresponding prototype.
11070 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
11072 * tree-ssa-dce.c (control_dependence_map,
11073 visited_control_parents): Make them static.
11075 * cfghooks.c (verify_flow_info): Remove local variable
11078 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
11081 * loop-unswitch.c (unswitch_loop): Remove local variable src.
11083 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
11085 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
11087 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
11089 * config/ia64/hpux.h (LINK_SPEC): Add -z.
11090 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
11091 PARALLEL for an empty structure.
11093 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
11095 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
11097 * fold-const.c (fold_binary): Unroll the very first "for"
11100 2005-03-06 David Edelsohn <edelsohn@gnu.org>
11102 * config/rs6000/predicates.md (branch_comparison_operator): Remove
11103 redundant match_code test.
11104 (scc_comparison_operator): Swap match_operand and match_code
11106 (branch_positive_comparison_operator): Same.
11107 (trap_comparison_operator): Use comparison_operator and swap with
11110 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
11113 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
11114 (out_movhi_r_mr): Read low byte of volatile MEM first.
11115 (out_movhi_mr_r): Write high byte of volatile MEM first.
11117 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
11119 * cselib.c (reg_values, reg_values_size): Make them static.
11121 * cse.c (cse_reg_info_table): Make it static.
11123 * fold-const.c (fold_unary): Use build1 instead of copy_node.
11125 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
11127 * cse.c (find_best_addr): Use canon_for_address.
11129 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
11131 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
11132 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
11133 SUBREG and MEM, respectively.
11135 * fold-const.c (fold_binary): Use code instead of t.
11137 * fold-const.c (optimize_minmax_comparison): Take decomposed
11138 arguments code, type, op0, and op1 instead of t.
11139 (fold_binary): Update a call to optimize_minmax_comparison.
11141 * fold-const.c (fold_range_test): Take decomposed arguments
11142 code, type, op0, and op1 instead of t.
11143 (fold_binary): Update a call to fold_range_test.
11145 * fold-const.c (fold_binary_op_with_conditional_arg): Take
11146 decomposed arguments code, type, op0, and op1 instead of t.
11147 (fold_binary): Update a call to fold_range_test.
11149 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
11151 * fold-const.c (fold_binary): Avoid directly using the original
11152 expression t as much as possible.
11154 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
11156 * c-semantics.c (build_stmt): Use TYPE_P instead of
11157 IS_NON_TYPE_CODE_CLASS.
11158 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
11159 (NON_TYPE_CHECK): Use TYPE_P instead of
11160 IS_NON_TYPE_CODE_CLASS.
11162 * fold-const.c (fold): Remove handling of binary expressions.
11164 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
11166 * doc/c-tree.texi: Wrap comments in @r{}.
11167 * doc/cpp.texi: Likewise.
11168 * doc/cppinternals.texi: Likewise.
11169 * doc/extend.texi: Likewise.
11170 * doc/md.texi: Likewise.
11171 * doc/objc.texi: Likewise.
11172 * doc/sourcebuild.texi: Likewise.
11173 * doc/tm.texi: Likewise.
11174 * doc/tree-ssa.texi
11176 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
11178 * predict.c (apply_return_prediction): Standardize PHI chain
11180 * tree-ssa.c (ssa_redirect_edge): Likewise.
11182 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
11183 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
11186 * tree-phinodes.c (remove_phi_node): Drop the last argument.
11187 * tree-flow.h: Adjust the prototype for remove_phi_node.
11188 * lambda-code.c (perfect_nestify): Adjust a call to
11191 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
11192 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
11194 * tree-ssa-dce.c (remove_dead_phis): Likewise.
11195 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
11196 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
11197 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
11199 * combine.c (simplify_and_const_int): Use gen_int_mode instead
11200 of GEN_INT (trunc_int_for_mode (...)).
11201 * loop-iv.c (iv_number_of_iterations): Likewise.
11202 * postreload.c (reload_cse_move2add): Likewise.
11203 * simplify-rtx.c (simplify_const_unary_operation,
11204 simplify_const_binary_operation): Likewise.
11205 * stor-layout.c (get_mode_bounds): Likewise.
11207 * fold-const.c (fold_binary): New.
11208 (fold): Call fold_binary on binary expressions.
11210 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
11212 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
11213 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
11214 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
11215 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
11216 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
11218 2005-03-04 Devang Patel <dpatel@apple.com>
11220 PR tree-optimization/18815
11221 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
11222 loops with zero exit edges.
11224 2005-03-04 Devang Patel <dpatel@apple.com>
11226 * doc/invoke.texi: Remove reference to webpage that does not exist.
11228 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
11229 Joseph S. Myers <joseph@codesourcery.com>
11232 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
11233 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
11234 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
11235 * pa.c (get_plabel): Change argument to symbol_ref. Call
11236 maybe_get_identifier instead of get_identifier.
11237 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
11238 (struct deferred_plabel): Replace name field with symbol field.
11239 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
11240 ASM_OUTPUT_EXTERNAL_REAL is defined.
11241 (output_global_address): Use output_addr_const for output of all
11243 (output_deferred_plabels): Use symbol_ref instead of name for address
11245 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
11246 ASM_OUTPUT_SYMBOL_REF): New macros.
11247 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
11249 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
11252 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
11254 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
11255 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
11257 2005-03-04 Jeff Law <law@redhat.com>
11259 * basic-block.h (rediscover_loops_after_threading): Declare.
11260 * tree-ssa-dom.c: Include cfgloop.h.
11261 (tree_ssa_dominator_optimize): Discover loops and some basic
11262 properties. Remove forwarder blocks recreated by loop header
11263 canonicalization. Also mark backedges in the CFG.
11264 * tree-ssa-threadupdate.c: Include cfgloop.h
11265 (rediscover_loops_after_threading): Define.
11266 (struct local_info): New field, JUMP_THREADED.
11267 (prune_undesirable_thread_requests): New function.
11268 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
11269 then record that fact for the callers of redirct_edges.
11270 (thread_block): If BB has incoming backedges, then call
11271 prune_undesirable_thraed_requests. Note when we are
11272 going to have to rediscover loop information. Return a
11273 boolean indicating if any jumps were threaded.
11274 (thread_through_all_blocks): Bubble up boolean indicating
11275 if any jumps were threaded.
11276 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
11277 (tree-ssa-threadupdate.o): Similarly.
11279 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11281 * fold-const.c (fold_ternary): Unroll the "for" loop to
11284 2005-03-04 Andrew Haley <aph@redhat.com>
11286 * unwind-dw2-fde-glibc.c (struct
11287 unw_eh_callback_data.check_cache): New field.
11288 (frame_hdr_cache): New.
11289 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
11290 Cache frame header info.
11292 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
11294 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
11295 (print_c_condition): Declare.
11296 * read-rtl.c (ptr_loc): New structure.
11297 (ptr_locs, ptr_loc_obstack, joined_conditions)
11298 (joined_conditions_obstack): New variables.
11299 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
11300 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
11301 (join_c_conditions, print_c_condition): New functions.
11302 (apply_macro_to_string): Associate the new string with the same
11303 source location as the old one.
11304 (add_condition_to_string): Use join_c_conditions.
11305 (read_string): Use set_rtx_ptr_loc to record a filename and line
11306 number for the string.
11307 (read_rtx): Initialize the new variables above.
11308 * genattrtab.c (write_test_expr, write_attr_value): Use
11310 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
11311 comment above the GCC_VERSION check.
11312 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
11313 Inline the definition of MAYBE_EVAL.
11314 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
11315 * genoutput.c (process_template): Likewise.
11316 * genpreds.c (write_predicate_subfunction): Likewise.
11317 (write_predicate_expr): Use print_c_condition.
11318 * genrecog.c (write_cond): Likewise.
11319 * gensupport.c (process_rtx): Use join_c_conditions to join the
11320 conditions of a define_insn_and_split. Record a source location
11321 for the string after the "&&".
11322 (alter_test_for_insn): Use join_c_conditions.
11324 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
11327 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
11328 PR tree-optimization/15784
11329 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
11332 2005-03-04 Ben Elliston <bje@au.ibm.com>
11334 * gcc.c (option_map): Add --coverage.
11335 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
11336 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
11337 * config/darwin.h: Pass -lgcov for `coverage'.
11338 * doc/invoke.texi (Debugging Options): Document --coverage.
11340 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11342 * gcse.c (bypass_block): Use find_edge wherever possible.
11344 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
11348 * c-opts.c (c_common_parse_file): Call start_source_file
11349 and end_source_file at the approriate times.
11351 * dwarf2out.c (dwarf2out_finish): Don't auto-end
11352 the main file, it will be done for us now.
11354 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11356 * fold-const.c (fold_ternary): New.
11357 (fold): Call fold_ternary on ternary expressions. Remove
11358 handling of ternary expressions.
11360 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
11362 PR tree-optimization/15784
11363 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
11366 2005-03-03 David Edelsohn <edelsohn@gnu.org>
11368 * config/rs6000/predicates.md (branch_comparison_operator):
11369 Convert from C block to conditional format.
11371 2005-03-03 Jan Hubicka <jh@suse.cz>
11373 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
11374 and non-constant public variables.
11376 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
11378 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
11381 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
11384 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
11385 calls to release_ssa_name and release_phi_node.
11387 * fold-const.c (fold): Remove handling of unary expressions.
11389 * fold-const.c (fold_unary): Avoid directly using the original
11390 expression t as much as possible.
11392 2005-03-03 Roger Sayle <roger@eyesopen.com>
11393 Andrew Pinski <pinskia@physics.uc.edu>
11395 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
11396 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
11398 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
11400 Describe special registers SRP and MOF as allocatable registers.
11401 * config/cris/cris.c (cris_md_asm_clobbers): New function.
11402 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
11403 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
11404 TARGET_HAS_MUL_INSNS.
11405 (cris_print_operand) <case 'd'>: New case.
11406 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
11407 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
11409 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
11410 (REG_ALLOC_ORDER): Update for MOF.
11411 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
11413 (GENERAL_REGS): No longer a define of ALL_REGS.
11414 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
11415 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11416 Adjust accordingly.
11417 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
11418 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
11419 (SECONDARY_RELOAD_CLASS): Define.
11420 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
11421 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
11422 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
11423 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
11424 (REGISTER_MOVE_COST): Define.
11425 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
11426 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
11427 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
11428 (CRIS_MOF_REGNUM): New define_constants.
11429 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
11431 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
11433 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
11434 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
11435 Adjust for MOF being properly described as a register.
11436 (indir_to_reg_split): Name this split. Conditionalize on the
11437 destination register being a general register.
11438 (movei): Conditionalize on on operands 0 and 1 having the same
11441 2005-03-03 Alan Modra <amodra@bigpond.net.au>
11444 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
11445 -mcpu to override any other explicitly given flags.
11447 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
11449 * recog.c (verify_changes, confirm_change_group): New functions,
11450 broken out of apply_change_group.
11451 (apply_change_group): Use them.
11452 * recog.h (verify_change, confirm_change_group): Declare.
11453 * rtl.h (redirect_jump_2): Declare.
11454 * jump.c (redirect_exp, invert_exp): Delete.
11455 (invert_exp_1): Take second parameter. Return value. Changed caller.
11456 (redirect_jump_2): New function, broken out of redirect_jump.
11457 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
11458 (invert_jump): Use invert_jump_1 and redirect_jump_2.
11459 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
11461 2005-03-02 Geoffrey Keating <geoffk@apple.com>
11463 * varasm.c (named_section): Use xstrdup rather than doing it by
11466 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
11468 2005-03-02 Devang Patel <dpatel@apple.com>
11470 Undo PR tree-optimization/18815 fix.
11472 2005-03-02 Devang Patel <dpatel@apple.com>
11474 PR tree-optimization/18815
11475 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
11476 loops with zero exit edges.
11478 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
11480 * cfg.c (connect_src, connect_dest, disconnect_src,
11481 disconnct_dest): New.
11482 (unchecked_make_edge, remove_edge, redirect_edge_succ,
11483 redirect_edge_pred): Use the new functions.
11485 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
11486 free_dominance_info only when needed.
11488 2005-03-02 David Edelsohn <edelsohn@gnu.org>
11491 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
11492 (reg_or_sub_cint64_operand): Same.
11494 2005-03-02 Jeff Law <law@redhat.com>
11496 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
11497 CFG_ALTERED in the main DOM iteration loop.
11499 2005-03-02 Mark Mitchell <mark@codesourcery.com>
11502 * varasm.c (initializer_constant_valid_p): Allow conversions
11503 between OFFSET_TYPEs. Tidy.
11505 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
11507 * config/cris/cris.md ("return"): Remove epilogue delay list
11510 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
11512 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
11514 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
11516 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
11518 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
11519 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
11520 config/m68k/m68k.c, config/mips/mips.h,
11521 config/rs6000/rs6000-protos.h, doc/contrib.texi,
11522 doc/include/gcc-common.texi: Update copyright.
11524 PR middle-end/18029 and PR middle-end/18030
11525 * expr.c (optimize_bitfield_assignment_op): Add a special case
11526 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
11528 * fold-const.c (fold_unary): New.
11529 (fold): Call fold_unary on unary expressions.
11531 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
11533 * cgraph.h (struct cgraph_edge): Add prev_caller and
11534 prev_callee fields.
11535 (cgraph_node_remove_callees): Export.
11536 * cgraph.c (cgraph_create_edge): Initialize prev_caller
11538 (cgraph_edge_remove_callee): New function.
11539 (cgraph_edge_remove_caller): Likewise.
11540 (cgraph_remove_edge): Use.
11541 (cgraph_redirect_edge_callee): Likewise.
11542 (cgraph_node_remove_callees): New function.
11543 (cgraph_node_remove_callers): Likewise.
11544 (cgraph_remove_node): Use.
11545 * tree-optimize.c (tree_rest_of_compilation): Use
11546 cgraph_node_remove_callees instead of manual loop.
11547 * cgraphunit.c (cgraph_finalize_function): Likewise.
11548 (cgraph_expand_function): Likewise.
11549 (cgraph_remove_unreachable_nodes): Likewise.
11551 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
11554 * c-tree.h (undeclared_variable, build_external_ref): Add extra
11556 * c-decl.c (undeclared_variable): Take location as argument.
11557 * c-typeck.c (build_external_ref): Likewise.
11558 * c-parser.c (c_parser_postfix_expression): Pass location of
11559 identifier to build_external_ref.
11561 2005-03-01 David Edelsohn <edelsohn@gnu.org>
11563 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
11564 CCEQ mode for branch_positive_comparison_operator test.
11565 * config/rs6000/predicates (branch_comparison_operator): Revert to
11567 (scc_comparison_operator): Same.
11568 (branch_positive_comparison_operator): Same.
11570 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
11572 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
11573 (cris_delay_slots_for_epilogue): Remove.
11574 (save_last): Move into cris_target_asm_function_epilogue.
11575 (cris_target_asm_function_epilogue): Remove tests for file being
11577 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
11578 (cris_delay_slots_for_epilogue): Remove prototypes.
11579 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
11580 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
11582 2005-03-01 David Edelsohn <edelsohn@gnu.org>
11584 * config/rs6000/predicates.md (branch_comparison_operator): Change
11585 to define_special_predicate.
11586 (scc_comparison_operator): Same.
11587 (branch_positive_comparison_operator): Same.
11589 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
11591 * Makefile.in (tree-ssa-sink.o): New.
11592 (OBJS-common): Add tree-ssa-sink.o.
11593 * common.opt: Add -ftree-sink
11594 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
11595 * timevar.def (TV_TREE_SINK): new timevar.
11596 * tree-flow.h (is_hidden_global_store): Prototype.
11597 * tree-optimize.c (init_tree_optimization_passes): Add
11599 * tree-pass.h (pass_sink_code): New.
11600 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
11601 for non-obvious global store store to is_hidden_global_store, and
11602 call that new function.
11603 * tree-ssa-sink.c: New file.
11604 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
11605 * doc/passes.texi: Document forward store motion.
11606 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
11607 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
11608 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
11609 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
11611 2005-03-01 Per Bothner <per@bothner.com>
11613 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
11614 and we have a non-zero column-number, add it to the message.
11615 Also factor out the diagnostic_kind_text.
11617 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
11619 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
11620 flow_loop_pre_header_scan, flow_loop_pre_header_find,
11621 flow_loop_scan): Removed.
11622 (flow_loop_dump): Do not dump removed fields.
11623 (flow_loop_free): Do not free removed fields.
11624 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
11625 (loop_exit_edge_p): New function.
11626 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
11627 num_pre_header_edges, entry_edges, num_entries, exit_edges,
11628 num_exits, exits_doms.
11629 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
11630 LOOP_EDGES, LOOP_ALL): Removed.
11631 (flow_loop_scan): Declaration removed.
11632 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
11633 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
11635 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
11636 (if_convert): Call flow_loops_find and flow_loops_free
11637 when calling mark_loop_exit_edges.
11638 * cfgloopanal.c (mark_loop_exit_edges): Moved from
11639 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
11640 free_dominance_info calls.
11641 * loop-init.c (flow_loops_find): Ditto.
11642 * passes.c (rest_of_handle_branch_prob): Ditto.
11643 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
11644 * loop-unroll.c (analyze_insns_in_loop): Do not use
11646 * predict.c (predict_loops): Do not call flow_loop_scan.
11647 Use get_loop_exit_edges.
11648 (tree_estimate_probability): Do not pass flags to flow_loops_find.
11649 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
11650 Do not use EDGE_LOOP_EXIT.
11651 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
11652 to bb_with_exit_edge_p.
11653 (if_convertible_loop_p): Do not call flow_loop_scan. Use
11654 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
11655 to bb_with_exit_edge_p.
11656 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
11658 * tree-loop-linear.c (linear_transform_loops): Do not call
11659 flow_loop_scan. Use loop->single_exit.
11660 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
11661 (vect_analyze_loop_form): Do not call flow_loop_scan.
11662 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
11664 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
11666 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
11667 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11668 slpeel_tree_duplicate_loop_to_edge_cfg,
11669 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
11670 Use loop_preheader_edge and loop->single_exit. Do not call
11673 2005-03-01 Nick Clifton <nickc@redhat.com>
11675 * config/arm/arm.c (thumb_find_work_register): Check all of the
11676 argument registers to see if they are free, and a couple of
11677 special cases where the last argument register but can be proved
11678 to be available during the function's prologue.
11679 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
11680 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
11681 thumb_unexpanded_epilogue): Use unsigned long as the type for the
11683 (thumb_compute_save_reg_mask): Likewise. Also use
11684 thumb_find_work_register() to ensure that there is agreement about
11685 which work register is going to be used in the prologue.
11686 (thumb_output_function_prologue): Use unsigned long as the type
11687 for the register bit-mask. Also delay pushing the link register if
11688 other high registers are going to be pushed.
11689 (thumb_compute_save_reg_mask, emit_multi_reg_push,
11690 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
11691 redundant prototypes.
11693 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
11696 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
11697 and after reload in REG+REG indexed addresses without REG_POINTER
11698 set in the base and not set in the index.
11700 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
11702 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
11703 Don't undefine here.
11704 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
11705 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
11706 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11707 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
11708 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
11710 * config.gcc (sh*-*-linux*): Use config/linux.h.
11712 2005-02-28 Dale Johannesen <dalej@apple.com>
11713 Stan Shebs <shebs@apple.com>
11715 Rewrite of 64-bit Darwin structure-by-value pass/return.
11716 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
11717 intoffset, use_stack, named.
11718 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
11719 (rs6000_darwin64_record_arg_advance_flush): New.
11720 (rs6000_darwin64_record_arg_advance_recurse): New.
11721 (rs6000_darwin64_record_arg_flush): New.
11722 (rs6000_darwin64_record_arg_recurse): New.
11723 (rs6000_darwin64_record_arg): New.
11724 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
11725 (function_arg_boundary): Handle 128-bit aligned structs.
11726 (function_arg_advance): Rewrite darwin64 struct handling.
11727 (function_arg): Call rs6000_darwin64_record_arg.
11728 (function_arg_partial_nregs): Handle darwin64 structs.
11729 (rs6000_darwin64_function_value): Remove.
11730 (rs6000_function_value): Call rs6000_darwin64_record_arg.
11732 2005-02-28 Roger Sayle <roger@eyesopen.com>
11734 PR tree-optimization/20216
11735 * tree-chrec.c (tree_fold_factorial): Delete.
11736 (tree_fold_binomial): Change argument list to take a return type
11737 and change the type of K to unsigned int. Rewrite to avoid explicit
11738 evaluation of factorials, and (recursively) calling fold to perform
11739 compile-time arithmetic. Return NULL on (internal) overflow.
11740 (chrec_evaluate): Change type of K to an unsigned int. Avoid
11741 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
11742 if any intermediate calculation overflows.
11743 (chrec_apply): Update call to chrec_evaluate.
11745 2005-02-28 James E Wilson <wilson@specifixinc.com>
11747 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
11749 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
11752 * c-parser.c (c_parser_compound_statement): Return error_mark_node
11753 instead of NULL_TREE on error.
11755 2005-02-28 David Edelsohn <edelsohn@gnu.org>
11757 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
11758 (EASY_VECTOR_15_ADD_SELF): Remove.
11759 (num_insns_constant_wide): Not static.
11760 (validate_condition_mode): Not static.
11761 (toc_relative_expr_p): Not static.
11762 (legitimate_indirect_address_p): Not static.
11763 (macho_lo_sum_memory_operand): Not static.
11764 (invalid_e500_subreg): Not static.
11765 (easy_vector_same): Not static.
11766 (easy_vector_splat_const): Not static.
11767 (RS6000_SYMBOL_REF_TLS_P): Remove.
11768 (any_operand): Delete.
11769 (any_parallel_operand): Delete.
11770 (count_register_operand): Delete.
11771 (altivec_register_operand): Delete.
11772 (xer_operand): Delete.
11773 (s8bit_cint_operand): Delete.
11774 (short_cint_operand): Delete.
11775 (u_short_cint_operand): Delete.
11776 (non_short_cint_operand): Delete.
11777 (exact_log2_cint_operand): Delete.
11778 (gpc_reg_operand): Delete.
11779 (cc_reg_operand): Delete.
11780 (cc_reg_not_cr0_operand): Delete.
11781 (reg_or_short_operand): Delete.
11782 (reg_or_neg_short_operand): Delete.
11783 (reg_or_aligned_short_operand): Delete.
11784 (reg_or_u_short_operand): Delete.
11785 (reg_or_cint_operand): Delete.
11786 (reg_or_arith_cint_operand): Delete.
11787 (reg_or_add_cint64_operand): Delete.
11788 (reg_or_sub_cint64_operand): Delete.
11789 (reg_or_logical_cint_operand): Delete.
11790 (got_operand): Delete.
11791 (got_no_const_operand): Delete.
11792 (easy_fp_constant): Delete.
11793 (easy_vector_constant): Delete.
11794 (easy_vector_constant_add_self): Delete.
11795 (zero_constant): Delete.
11796 (zero_fp_constant): Delete.
11797 (volatile_mem_operand): Delete.
11798 (offsettable_mem_operand): Delete.
11799 (mem_or_easy_const_operand): Delete.
11800 (add_operand): Delete.
11801 (non_add_cint_operand): Delete.
11802 (logical_operand): Delete.
11803 (non_logical_cint_operand): Delete.
11804 (mask_operand): Delete.
11805 (mask_operand_wrap): Delete.
11806 (mask64_operand): Delete.
11807 (mask64_2_operand): Delete.
11808 (and64_operand): Delete.
11809 (and64_2_operand): Delete.
11810 (and_operand): Delete.
11811 (reg_or_mem_operand): Delete.
11812 (lwa_operand): Delete.
11813 (symbol_ref_operand): Delete.
11814 (call_operand): Delete.
11815 (current_file_function_operand): Delete.
11816 (input_operand): Delete.
11817 (rs6000_nonimmediate_operand): Delete.
11818 (rs6000_tls_symbol_ref): Delete.
11819 (save_world_operation): Delete.
11820 (restore_world_operation): Delete.
11821 (load_multiple_operation): Delete.
11822 (store_multiple_operation): Delete.
11823 (vrsave_operation): Delete.
11824 (mfcr_operation): Delete.
11825 (mtcrf_operation): Delete.
11826 (lmw_operation): Delete.
11827 (stmw_operation): Delete.
11828 (branch_comparison_operator): Delete.
11829 (branch_positive_comparison_operator): Delete.
11830 (scc_comparison_operator): Delete.
11831 (trap_comparison_operator): Delete.
11832 (boolean_operator): Delete.
11833 (boolean_or_operator): Delete.
11834 (min_max_operator): Delete.
11835 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
11836 (EASY_VECTOR_15): Moved to here.
11837 (EASY_VECTOR_15_ADD_SELF): Move to here.
11838 (PREDICATE_CODES): Delete.
11839 * config/rs6000/rs6000-protos.h: Delete predicate functions.
11840 Declare functions no longer static.
11841 * config/rs6000/predicates.md: New.
11842 * config/rs6000/rs6000.md: Include predicates.md
11844 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
11846 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
11847 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
11849 * cfgrtl.c (need_fake_edge_p): Likewise.
11850 * combine.c (distribute_notes): Likewise.
11851 * emit-rtl.c (try_split): Likewise.
11852 * recog.c (peephole2_opimize): Likewise.
11853 * reg-notes.def (ALWAYS_RETURN): Remove.
11854 * rtl.h (LCT_ALWAYS_RETURN): Remove.
11855 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
11856 * tree.h (ECF_ALWAYS_RETURN): Remove.
11858 2005-02-28 Roger Sayle <roger@eyesopen.com>
11860 PR middle-end/19874
11861 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
11862 between different machine modes is never a "useless" conversion.
11864 2005-02-28 Geert Bosch <bosch@gnat.com>
11867 * doc/contrib.texi: List contributors for Ada front end
11869 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
11871 * simplify-rtx.c (simplify_unary_operation_1,
11872 simplify_const_unary_operation): New, extracted from...
11873 (simplify_unary_operation): ... this one.
11874 (simplify_binary_operation_1,
11875 simplify_const_binary_operation): New, extracted from...
11876 (simplify_binary_operation): ... this one.
11877 * rtl.h (simplify_const_unary_operation,
11878 simplify_const_binary_operation): Add prototypes.
11880 2005-02-28 Julian Brown <julian@codesourcery.com>
11882 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
11883 building libjava and caused PR regression/20228.
11885 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
11888 * Makefile.in (host_subdir): New.
11889 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
11890 * configure: Regenerate.
11892 2005-02-27 Zack Weinberg <zack@codesourcery.com>
11894 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
11895 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
11896 installation directory first.
11898 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
11901 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
11902 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
11903 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
11904 * config/cris/cris.md: Tweak comments referring to Q.
11905 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
11906 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
11907 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
11908 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
11909 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
11910 Insert spaces in constraints to align alternatives vertically for
11912 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
11915 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11917 PR rtl-optimization/17728
11918 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
11919 operand 0 from general_operand to move_dest_operand.
11921 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11923 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
11924 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
11925 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
11926 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
11928 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
11930 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
11931 * configure: Regenerate.
11932 * libada-mk.in: Remove CC; rename
11933 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
11935 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
11938 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
11939 for the lhs, also walk over the tree. Likewise for rhs.
11941 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
11943 * tree-ssa-dom.c (simple_iv_increment_p): New function.
11944 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
11945 Do not propagate value of iv before increment over the increment.
11947 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
11949 * c-parser.c: New file.
11950 * c-parse.in: Remove.
11951 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
11953 (c-parser.o): Add dependencies.
11954 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
11955 maintainer-clean, TAGS): Update.
11956 * c-config-lang.in (gtfiles): Update.
11957 * gengtype-lex.l: Don't handle "@@".
11958 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
11959 objc_build_synchronized, objc_begin_try_stmt,
11960 objc_begin_catch_clause, objc_finish_catch_clause,
11961 objc_build_finally_clause, objc_finish_try_stmt): New.
11962 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
11964 (c_parse_init): Update comment.
11965 * c-decl.c (c_init_decl_processing): Update comment.
11966 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
11967 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
11968 new c_declspecs members.
11970 2005-02-25 Julian Brown <julian@codesourcery.com>
11972 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
11973 from being used for symbols with vague linkage when
11974 HAVE_GAS_COMDAT_GROUP is true.
11976 2005-02-25 Mark Mitchell <mark@codesourcery.com>
11978 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
11980 2005-02-25 Steve Ellcey <sje@cup.hp.com>
11983 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
11984 (LIBGCC2_HAS_DF_MODE): New.
11985 (LIBGCC2_HAS_XF_MODE): New.
11986 (LIBGCC2_HAS_TF_MODE): New.
11987 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
11988 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
11989 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
11990 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
11991 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
11992 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
11993 and add _fixtfdi, _fixunstfdi, _floatditf
11994 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
11995 L_fixunstfdi, L_floatditf.
11996 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
11997 (LIBGCC2_HAS_TF_MODE): Define.
11999 2005-02-25 Diego Novillo <dnovillo@redhat.com>
12001 PR tree-optimization/20204
12002 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
12003 REWRITE_THIS_STMT markers on PHI nodes.
12004 (rewrite_initialize_block): Likewise.
12006 2005-02-25 Mark Mitchell <mark@codesourcery.com>
12008 * version.c (version_string): Update to 4.1.
12010 2005-02-25 Paolo Carlini <pcarlini@suse.de>
12012 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
12013 Clarify that the alternative way doesn't work in GNU C++.
12015 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12017 PR tree-optimization/19937
12018 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
12019 to the type of the induction variable.
12021 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
12023 PR rtl-optimization/20117
12024 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
12025 the block including noncopyable insn.
12027 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
12029 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
12030 calls to find_reg_note.
12032 2005-02-24 Richard Henderson <rth@redhat.com>
12035 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
12038 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
12040 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
12041 vector types if to use base reg for misaligned non-word ld/std.
12043 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
12046 * config/cris/cris.c (cris_target_asm_function_prologue): Create
12047 dwarf2 label manually and put it after, not before the prologue.
12049 2005-02-24 David Edelsohn <edelsohn@gnu.org>
12052 * reload.c (operands_match_p): Only increment register number for
12053 SCALAR_INT_MODE_P modes in multiple hard registers.
12055 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
12058 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
12060 * ChangeLog.5: Fix log message typo(s).
12061 * ChangeLog.7: Likewise.
12062 * ChangeLog.tree-ssa: Likewise.
12063 * cfgexpand.c: Fix comment typo(s).
12064 * conflict.c: Likewise.
12065 * defaults.h: Likewise.
12066 * dwarf2out.c: Likewise.
12067 * gcse.c: Likewise.
12068 * ggc-page.c: Likewise.
12069 * tree-eh.c: Likewise.
12070 * tree-ssa-dom.c: Likewise.
12072 2005-02-24 Jakub Jelinek <jakub@redhat.com>
12075 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
12076 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
12077 if SHARED is defined.
12080 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
12081 allow splitting only if operands 0 and 3 don't overlap.
12083 2005-02-24 Richard Henderson <rth@redhat.com>
12085 PR middle-end/19953
12086 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
12087 (fold_builtin_1): Call them.
12088 * fold-const.c (fold_complex_mult_parts): Split out from ...
12089 (fold_complex_mult): ... here. Fix typo in both imaginary case.
12090 (fold_complex_div_parts, fold_complex_div): New.
12092 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
12094 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12096 * tree-ssa-ccp.c (visit_assignment): Verify that result of
12097 VIEW_CONVERT_EXPR is_gimple_min_invariant.
12099 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
12100 (print_node): Likewise.
12101 Print TYPE_SIZES_GIMPLIFIED.
12103 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
12105 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
12106 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
12107 operands as commutative in constraints.
12109 2005-02-24 Diego Novillo <dnovillo@redhat.com>
12111 * tree-into-ssa.c: Re-organize internal functions.
12113 2005-02-24 Richard Henderson <rth@redhat.com>
12115 PR middle-end/18902
12116 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
12118 * common.opt (fcx-limited-range): New.
12119 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
12120 * toplev.c (flag_complex_method): Initialize to 1.
12121 (process_options): Set flag_complex_method to 0 if
12122 flag_cx_limited_range.
12123 * doc/invoke.texi (-fcx-limited-range): New.
12125 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
12127 * cse.c (delete_trivially_dead_insns): Speed up by using
12128 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
12131 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
12133 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
12134 functions when -mid-shared-library is being used.
12136 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
12138 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
12139 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
12140 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
12141 * system.h: Poison LINK_LIBGCC_SPECIAL.
12143 2005-02-23 James E Wilson <wilson@specifixinc.com>
12145 * gengtype.c (note_insn_name): Make 1 element larger.
12147 2005-02-23 Roger Sayle <roger@eyesopen.com>
12150 PR rtl-optimization/20097
12151 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
12152 BImode SUBREGs of SImode registers which confuse the ia64 backend.
12154 2005-02-23 David Edelsohn <edelsohn@gnu.org>
12156 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
12157 * t-aix52 (SHLIB_INSTALL): Same.
12159 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
12161 * genpreds.c: Update copyright.
12163 2005-02-23 Michael Beach <michaelb@ieee.org>
12166 * config/sparc/t-elf (startup files): Assemble with CPP.
12168 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
12170 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
12171 (write_predicate_expr): Likewise.
12173 2005-02-22 Diego Novillo <dnovillo@redhat.com>
12175 PR tree-optimization/20100
12176 PR tree-optimization/20115
12177 * tree-optimize.c (init_tree_optimization_passes): Remove
12178 pass_maybe_create_global_var.
12179 * tree-pass.h (pass_maybe_create_global_var): Remove.
12180 * tree-ssa-alias.c (aliases_computed_p): Declare.
12181 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
12182 (count_calls_and_maybe_create_global_var): Remove.
12183 (pass_maybe_create_global_var): Remove.
12184 (init_alias_info): Do not declare aliases_computed_p.
12185 (maybe_create_global_var): If the function contains no
12186 call-clobbered variables and a mix of pure/const and regular
12187 function calls, create .GLOBAL_VAR.
12188 Mark all call-clobbered variables for renaming.
12189 (merge_pointed_to_info): Update comment.
12190 (add_pointed_to_var): Likewise.
12191 (is_escape_site): Likewise.
12192 Accept struct alias_info * instead of size_t *.
12194 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
12196 * tree-ssa-operands.c (get_call_expr_operands): If
12197 ALIASES_COMPUTED_P is false, do not add call-clobbering
12199 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
12200 (delete_tree_ssa): Likewise.
12202 2005-02-22 James E Wilson <wilson@specifixinc.com>
12204 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
12205 (do_compile): Do call it here.
12207 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
12209 PR rtl-optimization/20017.
12210 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
12211 rest_of_handle_cse2, rest_of_handle_gcse): Call
12212 delete_dead_jumptables immediately before calling cleanup_cfg.
12214 2005-02-22 Devang Patel <dpatel@apple.com>
12217 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
12220 2005-02-22 David Edelsohn <edelsohn@gnu.org>
12222 * config/rs6000/aix.h (WINT_TYPE): Define.
12224 2005-02-22 Stan Shebs <shebs@apple.com>
12226 * config/rs6000/rs6000.c (rs6000_override_options): Default to
12227 natural alignment for 64-bit Darwin.
12228 (rs6000_parse_alignment_option): Warn about uses of -malign-power
12230 * doc/invoke.texi: Document this.
12232 2005-02-22 DJ Delorie <dj@redhat.com>
12234 * c-common.c (c_common_type_for_mode): Pass the mode's precision
12235 to make_[un]signed_type, not the mode itself.
12237 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
12239 * cfg.c (cached_make_edge): Call make_edge if edge cache is
12240 not available. Use tail calls wherever possible.
12241 (make_edge): Call unchecked_make_edge to create an edge.
12243 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
12244 (coalesce_ssa_name): Don't check for
12245 SSANORM_USE_COALESCE_LIST.
12246 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
12248 2005-02-22 Diego Novillo <dnovillo@redhat.com>
12250 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
12251 (rewrite_into_ssa): ... here.
12253 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
12255 PR tree-optimization/19786
12256 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
12257 tag to another's may-alias bitmap when adding to the other's list.
12259 2005-02-21 DJ Delorie <dj@redhat.com>
12261 * tree-ssa-loop-ivopts.c (computation_cost): Start register
12262 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
12263 registers in unsupported ways.
12264 * expmed.c (init_expmed): Likewise.
12266 2005-02-21 Stan Cox <scox@redhat.com>
12268 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
12270 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
12272 * tree-cfg.c (fold_cond_expr_cond): New.
12273 (make_edges): Call fold_cond_expr_cond.
12274 (find_taken_edge): Accept nothing but INTEGER_CST.
12275 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
12277 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
12279 * flow.c (delete_dead_jumptables): Speed up by scanning insns
12280 that do not belong to any basic block.
12282 2005-02-21 Jeff Law <law@redhat.com>
12284 * cfganal.c (find_unreachable_blocks): Manually CSE load of
12287 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
12289 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
12290 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
12291 Adjust their definitions.
12292 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
12293 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
12295 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
12296 genautomata.c, langhooks.c, langhooks.h, system.h,
12297 config/arm/lib1funcs.asm: Update copyright.
12299 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12301 * dbxout.c (dbxout_function_end): Emit Lscope label always.
12303 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
12306 * doc/install.texi: Document --with-gc.
12308 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
12310 * simplify-rtx.c (simplify_unary_operation): Add a missing
12313 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12315 PR tree-optimization/18663
12316 * tree-ssa-dom.c (extract_range_from_cond): Return 0
12317 if the type has variable bounds.
12319 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
12321 * gcse.c: Remove an obsolete comment.
12323 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
12325 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
12327 * doc/extend.texi (Function Attributes) <Attribute const>: The
12328 attribute "pure" is below this text, not above.
12330 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12332 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
12333 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
12334 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
12336 2005-02-20 Zack Weinberg <zack@codesourcery.com>
12339 * langhooks.h (struct lang_hooks): Add to_target_charset.
12340 * langhooks.c (lhd_to_target_charset): New function.
12341 * langhooks-def.h: Declare lhd_to_target_charset.
12342 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
12343 (LANG_HOOKS_INITIALIZER): Update.
12344 * c-common.c (c_common_to_target_charset): New function.
12345 * c-common.h: Declare it.
12346 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
12347 c_common_to_target_charset.
12349 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
12350 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
12351 Delete definitions.
12352 * system.h: Poison them.
12353 * doc/tm.texi: Don't discuss them.
12354 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
12355 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
12356 (pp_c_char): Do not attempt to generate letter escapes for
12358 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
12359 * config/mips/mips.c (mips_output_ascii): Likewise.
12361 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
12363 PR tree-optimization/19951
12364 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
12367 2005-02-19 Steven Bosscher <stevenb@suse.de>
12369 PR middle-end/19698
12370 * function.h (struct function): New field `max_loop_depth'.
12371 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
12372 (flow_loops_find): Reset the max loop depth count before finding loops.
12373 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
12374 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
12375 (calculate_global_regs_live): Make sure the loop will terminate
12376 when the initial sets are not empty.
12378 2005-02-19 Zack Weinberg <zack@codesourcery.com>
12380 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
12382 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
12384 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
12387 * doc/invoke.texi: Remove documentation of %M spec.
12389 (init_spec): Remove %M suffix from -lgcc_s.
12390 (do_spec_1): Remove 'M' case.
12391 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
12392 to put shared libraries in the multilib directory. Remove the
12393 shlib_so_soname substitution variable. Don't add a multilib encoding
12394 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
12395 reported by -print-multi-os-directory. Pass @multilib_dir@ to
12396 SHLIB_INSTALL as well as SHLIB_LINK.
12397 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
12398 (SHLIB_NAME): Delete.
12399 (SHLIB_DIR): New macro.
12400 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
12401 (SHLIB_INSTALL): Adjust accordingly.
12402 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
12403 * config/t-slibgcc-sld: Likewise.
12404 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
12405 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
12406 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
12408 (SHLIBUNWIND_INSTALL): Adjust accordingly.
12409 * config/i386/t-nwld (SHLIB_SONAME): Delete.
12410 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
12411 Use @shlib_base_name@ instead of @shlib_so_name@.
12412 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
12413 and @shlib_base_name@.so in @multilib_dir@.
12414 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
12415 to the install path.
12416 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
12417 (SHLIB_LINK): Remove previous workaround.
12418 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
12419 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
12420 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
12422 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
12423 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
12424 (SHLIB_INSTALL): Adjust accordingly.
12425 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
12426 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
12427 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
12428 config/t-slibgcc-elf-ver.
12430 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
12431 Jakub Jelinek <jakub@redhat.com>
12433 PR tree-optimization/19828
12434 * tree-ssa-loop-im.c: Add a TODO comment.
12435 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
12436 without side-effects.
12438 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
12440 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
12443 2005-02-18 James E. Wilson <wilson@specifixinc.com>
12445 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
12446 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
12447 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
12449 (ia64_reorg): Delete fixup_errata call.
12450 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
12451 (TARGET_SWITCHES): Delete -mb-step entry.
12453 2005-02-19 Jakub Jelinek <jakub@redhat.com>
12456 * c-typeck.c (composite_type): Handle quals in transparent unions.
12457 (type_lists_compatible_p): Likewise.
12459 2005-02-18 Stan Shebs <shebs@apple.com>
12461 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
12462 expressions in the .literal8 section.
12464 2005-02-18 Geoffrey Keating <geoffk@apple.com>
12466 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
12468 2005-02-18 Roger Sayle <roger@eyesopen.com>
12470 * fold-const.c (constant_boolean_node): Always create values of the
12471 specified type, don't bother calling truthvalue_conversion.
12473 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12475 * except.c (output_function_exception_table): Call
12476 assemble_external_libcall (eh_personality_libfunc).
12478 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12481 * config/ia64/ia64.h (struct machine_function): Add state_num.
12482 * config/ia64/ia64.c (process_epilogue,
12483 process_for_unwind_directive): Use new unwind state numbers each
12484 time rather than state 1.
12486 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
12489 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
12490 before the "*llgt_didi" pattern.
12492 2005-02-18 Jason Merrill <jason@redhat.com>
12494 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
12496 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
12498 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
12499 (div0): Use it in place of ARM_FUNC_ALIAS.
12500 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
12502 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
12504 PR middle-end/20030
12505 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
12506 access, the lower bound of the array type if it exists.
12508 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
12511 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
12512 cases that are out-of-range for the index type.
12514 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
12516 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
12517 (estimate_case_costs): Don't call convert.
12518 * expmed.c (expand_shift): Likewise.
12519 (make_tree): Call fold_convert instead of convert.
12521 2005-02-18 Jakub Jelinek <jakub@redhat.com>
12524 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
12525 that ref to be marked MEM_READONLY_P doesn't have base that needs
12528 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12530 * genautomata.c (output_get_cpu_unit_code_func,
12531 output_cpu_unit_reservation_p): Don't generate old-style function
12534 2005-02-18 Jakub Jelinek <jakub@redhat.com>
12537 PR tree-optimization/20009
12538 * convert.c (convert_to_integer): Revert 2005-02-16 change.
12540 PR tree-optimization/18947
12541 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
12542 inline, remove all nodes that are inlined into the extern inline
12545 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
12547 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
12548 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
12549 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
12550 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
12553 2005-02-17 Roger Sayle <roger@eyesopen.com>
12555 PR tree-optimization/19917
12556 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
12557 to be potentially trapping.
12559 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
12561 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
12563 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
12565 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
12566 tem becomes a local variable which is set to the value of the
12567 back end defined INITIAL_FRAME_ADDRESS macro.
12568 (expand_builtin_frame_address): Omit the base parameter to
12569 expand_builtin_return_addr.
12570 (expand_builtin_profile_func): Likewise.
12571 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
12572 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
12573 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
12575 2005-02-17 Jakub Jelinek <jakub@redhat.com>
12577 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
12578 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
12579 * config/frv/frv.c (frv_function_epilogue): Likewise.
12581 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
12583 * lambda-code (perfect_nestify): Remove mark/unmark
12584 for rewriting hack.
12585 * tree-loop-linear.c (linear_transform_loops): Add
12586 rewrite_into_ssa call so that ssa is correct for
12587 rewriting into loop closed.
12589 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
12591 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
12592 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
12594 * bt-load.c (btr_def_live_range, combine_btr_defs,
12595 migrate_btr_def, migrate_btr_defs): Likewise.
12596 * cfgcleanup.c (thread_jump): Likewise.
12597 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
12598 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
12599 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
12600 df_rd_local_compute, df_reg_info_compute): Likewise.
12601 * dominance.c (init_dom_info, free_dom_info): Likewise.
12602 * flow.c (init_propagate_block_info,
12603 free_propagate_block_info): Likewise.
12604 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
12605 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
12606 modify_reg_pav): Likewise.
12607 * loop-invariant.c (find_defs, find_invariant_insn,
12608 find_invariants, free_inv_motion_data): Likewise.
12609 * predict.c (tree_predict_by_opcode,
12610 estimate_bb_frequencies): Likewise.
12611 * stmt.c (expand_case): Likewise.
12612 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
12613 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
12614 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
12615 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
12616 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
12617 rewrite_ssa_into_ssa): Likewise.
12618 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12619 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
12620 analyze_edges_for_bb, perform_edge_inserts): Likewise.
12621 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
12622 * tree-sra.c (tree_sra): Likewise.
12623 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
12624 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
12625 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
12626 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12627 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
12628 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
12630 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
12631 calculate_live_on_entry, calculate_live_on_exit,
12632 build_tree_conflict_graph): Likewise.
12633 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
12634 record_important_candidates, set_use_iv_cost, find_depends,
12635 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
12636 tree_ssa_iv_optimize_finalize): Likewise.
12637 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
12638 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
12639 tree_duplicate_loop_to_header_edge): Likewise.
12640 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
12641 * tree-ssa.c (verify_flow_insensitive_alias_info,
12642 verify_name_tags, verify_ssa, init_tree_ssa,
12643 delete_tree_ssa): Likewise.
12644 * tree-ssanames.c (marked_ssa_names, init_ssanames,
12645 fini_ssanames): Likewise.
12646 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
12648 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
12650 * config/rs6000/t-rtems: Completely reworked.
12652 2005-02-17 Ira Rosen <irar@il.ibm.com>
12654 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
12656 2005-02-17 Ira Rosen <irar@il.ibm.com>
12658 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
12659 POINTER_TYPE_P when checking that type is a pointer.
12660 (vect_get_memtag): Remove.
12661 (vect_address_analysis): Use POINTER_TYPE_P. Call
12662 vect_object_analysis with dummy parameter for memtag.
12663 (vect_object_analysis): Extract memtag (functionality that
12664 used to be in vect_get_memtag and moved here). Fix printings.
12665 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
12666 with correct parameters. Remove call to vect_get_memtag.
12668 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
12670 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
12671 (tree-vectorizer.o): Added missing dependencies.
12673 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
12675 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
12676 declaration in tree-vectorizer.c, now has an extern declaration in
12677 tree-vectorizer.h).
12678 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12679 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
12680 get_vectype_for_scalar_type, vect_is_simple_use,
12681 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
12682 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
12683 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
12684 vectorizable_store, vectorizable_operation, vectorizable_assignment,
12685 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
12686 find_loop_location): Likewise.
12688 * tree-vectorizer.c (langhooks.h): #include removed.
12689 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
12690 moved to tree-vectorized.h.
12691 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12692 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
12693 get_vectype_for_scalar_type, vect_is_simple_use,
12694 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
12695 vect_supportable_dr_alignment, new_loop_vec_info,
12696 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
12697 vect_set_verbosity_level, find_loop_location): Likewise.
12699 (vect_analyze_loop): Function externalized. Declaration moved to
12700 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
12701 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
12702 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
12703 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
12704 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
12705 vect_enhance_data_refs_alignment, vect_analyze_operations,
12706 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
12707 vect_stmt_relevant_p, vect_get_loop_niters,
12708 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
12709 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
12710 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
12711 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
12712 vect_get_memtag): Likewise.
12714 (vectorizable_load): Function externalized. Declaration moved to
12715 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
12716 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
12717 vect_transform_loop): Likewise.
12718 (vect_transform_stmt): Moved to tree-vect-transform.c.
12719 (vect_align_data_ref, vect_create_destination_var,
12720 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
12721 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
12722 vect_get_vec_def_for_operand, vect_init_vector,
12723 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
12724 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
12725 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
12726 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
12727 vect_do_peeling_for_loop_bound): Likewise.
12729 * tree-vect-analyze.c: New file.
12730 * tree-vect-transform.c: New file.
12732 2005-02-17 Jason Merrill <jason@redhat.com>
12734 PR mudflap/19319, c++/19317
12735 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
12738 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
12740 * doc/install.texi (Specific): Update link for Darwin-specific
12743 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
12745 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
12746 constant_boolean_node.
12748 2005-02-16 David Edelsohn <edelsohn@gnu.org>
12751 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
12752 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
12754 2005-02-16 Richard Henderson <rth@redhat.com>
12757 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
12759 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
12760 replace uses with Wtype_MAXp1_F.
12761 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
12762 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
12763 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
12764 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
12765 and HAVE_TFMODE as appropriate.
12766 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
12767 (__floatdisf): Likewise.
12768 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
12769 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
12770 (Wtype_MAXp1_F): New.
12771 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
12772 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
12774 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
12777 * arm.c (arm_apply_result_size): New function.
12778 * arm.h (APPLY_RESULT_SIZE): Define.
12779 * arm-protos.h (arm_apply_result_size): Add prototype.
12780 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
12781 (movxf): New expand.
12782 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
12783 (call_value_symbol): Remove predicate for operand 0.
12784 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
12785 (untyped_call): Rework to correclty return values for any type.
12786 (untyped_return): New expand.
12787 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
12789 2005-02-16 Stan Shebs <shebs@apple.com>
12791 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
12792 * config/rs6000/t-darwin8: New, for 64-bit multilib.
12794 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
12796 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
12797 configure settings on Solaris 7 and later.
12799 2005-02-16 Diego Novillo <dnovillo@redhat.com>
12801 PR tree-optimization/19865
12802 * tree-optimize.c (init_tree_optimization_passes): Run
12803 pass_may_alias after pass_sra.
12805 2005-02-16 Richard Henderson <rth@redhat.com>
12806 Stuart Hastings <stuart@apple.com>
12809 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
12810 Do nothing if debug info suppressed for this function.
12811 (dbxout_begin_function): Early exit if debug info suppressed for
12814 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
12817 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
12819 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12821 PR tree-optimization/19967
12822 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
12823 expand_builtin_strchr, expand_builtin_strrchr): Take a new
12824 argument TYPE. Adjust calls to fold_builtin_XXX.
12825 (expand_builtin, fold_builtin_1): Adjust calls to
12826 expand_builtin_XXX.
12827 (fold_builtin_strchr, fold_builtin_strpbrk,
12828 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
12829 result to a requested type TYPE.
12831 2005-02-16 Jakub Jelinek <jakub@redhat.com>
12833 PR middle-end/19857
12834 * fold-const.c (fold): Don't optimize (T)(x & cst) to
12835 (T)x & (T)cst if (T)cst overflows.
12836 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
12837 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
12839 2005-02-15 Jeff Law <law@redhat.com>
12841 * gcse.c (blocks_with_calls): New bitmap.
12842 (alloc_gcse_mem): Allocate it.
12843 (free_gcse_mem): Free it.
12844 (clear_modifY_mem_tables): Clear it.
12845 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
12846 when we encounter CALL_INSNs.
12847 (compute_transp, case MEM): Handle blocks with calls separate
12848 from blocks without calls. Use bitmap iterators rather than
12851 2005-02-15 Peter O'Gorman <peter@pogma.com>
12854 * mklibgcc.in (vis_hide): Use a temporary object file, not
12857 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
12860 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
12861 access optimization.
12863 2005-02-15 David Edelsohn <edelsohn@gnu.org>
12864 Alan Modra <amodra@bigpond.net.au>
12867 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
12868 (_xlqsub): Rename to __gcc_qsub.
12869 (_xlqmul): Rename to __gcc_qmul.
12870 (_xlqdiv): Rename to __gcc_qdiv.
12871 Provide versioned symbol aliases with old names.
12872 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
12873 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
12874 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
12875 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
12876 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
12878 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
12880 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
12881 Fold ~(A - 1) and ~(A + -1) to -A.
12883 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
12887 * config/host-linux.c (linux_gt_pch_use_address): Copy from
12888 config/pa/pa-host.c:pa_gt_pch_use_address.
12890 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
12892 * tree-vn.c (get_value_handle): Make sure that given an
12893 is_gimple_min_invariant expression, we always return it.
12895 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
12897 * passes.c (rest_of_handle_gcse): Fix a comment.
12899 2005-02-15 Jeff Law <law@redhat.com>
12901 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
12903 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
12904 (canon_list_insert, record_last_mem_set_info): Similarly.
12905 (clear_modify_mem_tables): Similarly.
12907 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
12909 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
12910 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
12911 config/mips/mips.md, config/rs6000/aix.h,
12912 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
12914 2005-02-15 Richard Henderson <rth@redhat.com>
12916 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
12917 call to be best_edge.
12919 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
12921 * basic-block.h: Adjust the prototype for find_basic_blocks.
12922 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
12923 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
12926 * flow.c (recompute_reg_usage): Remove all arguments.
12927 * passes.c (rest_of_compilation): Adjust the call to
12928 recompute_reg_usage.
12929 * rtl.h: Adjust the prototype for recompute_reg_usage.
12931 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
12933 * tree-dump.c (dump_files): Update to reflect new member
12935 (dump_register): Add new argument.
12937 (dump_switch_p_1): Check against glob name if doglob was passed.
12938 (dump_switch_p): Check against regular first, then glob if
12939 we didn't have any hits on the dump name.
12940 * tree-optimize.c (register_one_dump_file):
12941 Pass in glob name as well.
12942 * tree-pass.h (struct dump_file_info): Add glob
12945 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
12947 PR preprocessor/16323
12948 * doc/invoke.texi: Document that -Wendif-labels is on by default.
12950 2005-02-14 David Edelsohn <edelsohn@gnu.org>
12953 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
12954 (trunctfdf2_internal1): New.
12955 (trunctfdf2_internal2): Renamed from trunctfdf2.
12957 2005-02-14 Diego Novillo <dnovillo@redhat.com>
12959 PR tree-optimization/19853
12960 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
12962 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
12964 * passes.c (rest_of_handle_loop_optimize): Remove calls to
12965 delete_dead_jumptables and cleanup_cfg.
12967 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
12969 * reload.c (find_reloads): Swap address_reloaded flags when
12970 swapping commutative operands.
12972 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
12974 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
12975 Use standard_iv_increment_position for computing the bsi position
12977 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
12980 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
12983 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
12984 life range of hard registers.
12985 * value-prof.c (insn_prefetch_values_to_profile): Only
12988 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
12989 profile in libcalls.
12991 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
12993 * bitmap.h (bitmap_and_compl_into): Return bool.
12994 * bitmap.c (bitmap_and_compl_into): Return changed flag.
12996 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
12998 PR tree-optimization/19944
12999 * fold-const.c (fold): Re-add ABS_EXPR folding.
13001 2005-02-13 David Edelsohn <edelsohn@gnu.org>
13004 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
13005 {TARGET,MASK}_XL_COMPAT.
13006 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
13008 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
13009 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
13011 (rs6000_arg_partial_bytes): Same.
13012 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
13013 and XL compatibility enabled.
13014 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
13015 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
13016 test to final condition.
13017 (cmptf_internal2): New.
13018 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
13019 xl-compat. Add TFmode information to description.
13021 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
13023 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
13025 2005-02-13 Jason Merrill <jason@redhat.com>
13028 * fold-const.c (fold_indirect_ref_1): Split out from...
13029 (build_fold_indirect_ref): Here.
13030 (fold_indirect_ref): New fn.
13031 * tree.h: Declare it.
13032 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
13033 (gimplify_modify_expr_rhs): Likewise.
13034 (gimplify_expr): Likewise.
13036 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
13038 PR tree-optimization/14303
13039 PR tree-optimization/15784
13040 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
13041 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
13042 ABS_EXPR<x> != 0 to x != 0.
13044 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
13046 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
13047 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
13048 spelling conventions.
13050 * passes.c (rest_of_handle_gcse): Don't run cse_main and
13051 delete_trivially_dead_insns too many times.
13053 * passes.c (rest_of_handle_gcse): Remove dead assignments to
13056 2005-02-12 Ira Rosen <irar@il.ibm.com>
13058 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
13059 (vect_is_simple_iv_evolution): Remove redundant parameter
13061 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
13062 without last parameter.
13063 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
13064 Return pointer step. Call vect_is_simple_iv_evolution without
13065 last parameter. Check only that the step is multiple of size
13066 type. Remove stmt_vinfo updates.
13067 (vect_get_memtag_and_dr): Remove.
13068 (vect_get_memtag): New function.
13069 (vect_address_analysis): New function.
13070 (vect_object_analysis): New function.
13071 (vect_analyze_data_refs): Call vect_object_analysis and
13072 vect_get_memtag. Update stmt_vinfo fields.
13074 2005-02-12 Ira Rosen <irar@il.ibm.com>
13076 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
13077 exist and are objects. Remove checks for pointer.
13078 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
13079 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
13080 (vect_create_data_ref_ptr): Likewise.
13081 (vect_base_addr_differ_p): New function.
13082 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
13083 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
13084 Don't set the DR_BASE_NAME field of data-ref.
13085 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
13087 2005-02-12 Uros Bizjak <uros@kss-loka.si>
13089 * optabs.h (enum optab_index): Add new OTI_ldexp.
13090 (ldexp_optab): Define corresponding macro.
13091 * optabs.c (init_optabs): Initialize ldexp_optab.
13092 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
13094 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
13096 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
13097 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
13099 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
13100 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
13103 2005-02-12 Ira Rosen <irar@il.ibm.com>
13105 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
13107 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
13109 (vect_get_base_and_offset): Always return an address.
13110 (vect_create_addr_base_for_vector_ref): Remove treatment for
13111 different data reference types.
13112 (vect_compute_data_ref_alignment): Rename base to base_address in
13113 stmt_vec_info. Get the object in order to force its alignment.
13114 (vect_get_memtag_and_dr): Rename base to base_address in
13115 stmt_vec_info. Extract the object for memtag analysis.
13117 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
13119 PR regression/19898.
13120 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
13121 changes cc_status, use apply modified_in_p to part of cc_status
13122 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
13125 2005-02-11 Richard Henderson <rth@redhat.com>
13127 * tree-complex.c (expand_complex_libcall): New.
13128 (expand_complex_multiplication): Use it for c99 compliance.
13129 (expand_complex_division): Likewise.
13130 * fold-const.c (fold_complex_add, fold_complex_mult): New.
13132 * builtins.c (built_in_names): Remove const.
13133 * tree.c (build_common_builtin_nodes): Build complex arithmetic
13135 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
13136 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
13137 (built_in_names): Remove const.
13138 * c-common.c (c_common_type_for_mode): Handle complex modes.
13139 * flags.h, toplev.c (flag_complex_method): Rename from
13140 flag_complex_divide_method.
13141 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
13142 __mulsc3, __muldc3, __mulxc3, __multc3): New.
13143 * libgcc2.h: Declare them.
13144 * libgcc-std.ver: Export them.
13145 * mklibgcc.in (lib2funcs): Build them.
13147 2005-02-11 Steven Bosscher <stevenb@suse.de>
13149 PR tree-optimization/19876
13150 Partially revert my change from 2005-01-14
13151 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
13152 (compute_antic): ...and remove the loop here.
13154 2005-02-11 Jakub Jelinek <jakub@redhat.com>
13156 PR middle-end/19858
13157 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
13158 is number of inner's bits, avoid creating a BIT_FIELD_REF.
13160 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
13161 crtend.o if -pie. Use %{x:a;:b} spec syntax.
13163 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
13165 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
13166 offsets for the big-endian 32-bit case.
13168 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
13170 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
13172 2005-02-11 Dale Johannesen <dalej@apple.com>
13174 * cselib.c (cselib_process_insn): Clear out regs where
13175 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
13176 * reload.c (find_equiv_reg): Ditto.
13178 2005-02-11 Ian Lance Taylor <ian@airs.com>
13180 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
13183 * tree.c (build_function_type_list): Work correctly if there are
13186 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
13188 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
13189 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
13190 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
13191 TARGET_ZARCH instead of TARGET_64BIT.
13193 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
13195 * config/rs6000/t-rtems:
13196 (MULTILIB_OPTIONS): Remove mcpu=602.
13197 (MUTLILIB_DIRNAMES): Remove m602.
13198 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
13199 Let mcpu=602 match mcpu=603.
13200 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
13202 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13204 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
13205 signal trampolines.
13207 2005-02-10 David Daney <ddaney@avtrex.com>
13209 * config/alpha/linux-unwind.h: Add exception clause to copyright.
13210 * config/i386/linux-unwind.h: Likewise.
13211 * config/ia64/linux-unwind.h: Likewise.
13212 * config/mips/linux-unwind.h: Likewise.
13213 * config/pa/linux-unwind.h: Likewise.
13214 * config/rs6000/linux-unwind.h: Likewise.
13215 * config/s390/linux-unwind.h: Likewise.
13216 * config/sh/linux-unwind.h: Likewise.
13217 * config/sparc/linux-unwind.h: Likewise.
13219 2005-02-10 Steven Bosscher <stevenb@suse.de>
13221 PR tree-optimization/17549
13222 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
13223 TER to replace a DEF with its expression if the DEF and the
13224 rhs of the expression we replace into have the same root
13227 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
13229 * config/mips/mips.md: Fix the placement of the match_scratch in the
13232 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
13234 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
13237 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
13239 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
13240 (strip_offset): Handle addresses.
13241 (add_address_candidates): Use strip_offset.
13242 (difference_cost): Reflect strip_offset change.
13243 (force_var_cost, difference_cost): Strip nops.
13245 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
13247 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
13249 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
13250 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
13251 config/cris/cris-protos.h, config/cris/cris.c: Update
13254 2005-02-10 Jeff Law <law@redhat.com>
13256 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
13257 (lookup_avail_expr): Similarly.
13259 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
13261 * builtins.c (fold_builtin_powi): New function.
13262 (fold_builtin_1): Call it.
13264 2005-02-10 Steven Bosscher <stevenb@suse.de>
13266 PR documentation/19309
13267 * doc/cpp.texi: The __GNUC__ and related predefined macros
13268 are also defined for the "standalone" cpp.
13269 Some non-GCC compilers may also define __GNUC__.
13271 2005-02-10 Jakub Jelinek <jakub@redhat.com>
13274 * c-typeck.c (common_type): New routine. Old common_type renamed
13276 (c_common_type): ...this.
13277 (build_conditional_expr, build_binary_op): Use c_common_type instead
13280 2005-02-10 Steven Bosscher <stevenb@suse.de>
13282 * doc/md.texi: Replace @samp{length} with @code{length}.
13284 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
13286 PR tree-optimization/18687
13287 * tree-flow.h (find_loop_niter): Declare.
13288 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
13289 Try using scev even for loops with more than one exit.
13290 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
13291 (struct ivopts_data): Added niters field.
13292 (struct nfe_cache_elt): New.
13293 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
13295 (tree_ssa_iv_optimize_init): Initialize niters cache.
13296 (determine_number_of_iterations): Removed.
13297 (find_induction_variables): Do not call determine_number_of_iterations.
13298 Access niters for single exit through niter_for_single_dom_exit.
13299 (add_iv_outer_candidates): Access niters for single exit through
13300 niter_for_single_dom_exit.
13301 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
13302 number_of_iterations_cond.
13303 (iv_period): New function.
13304 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
13305 (may_replace_final_value): Take data argument. Use
13306 niter_for_single_dom_exit.
13307 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
13308 (rewrite_use_compare): Pass data to may_eliminate_iv.
13309 (rewrite_use_outer): Pass data to may_replace_final_value.
13310 (free_loop_data): Clean up the niters cache.
13311 (tree_ssa_iv_optimize_finalize): Free the niters cache.
13312 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
13313 * tree-ssa-loop-niter.c (find_loop_niter): New function.
13314 (find_loop_niter_by_eval): Use tree_int_cst_lt.
13315 (num_ending_zeros): Moved to tree.c.
13316 * tree.h (num_ending_zeros): Declare.
13317 * tree.c (num_ending_zeros): Moved from tree.c.
13319 2005-02-09 Richard Henderson <rth@redhat.com>
13321 * builtins.c (DEF_BUILTIN): Add COND argument.
13322 * tree.h (DEF_BUILTIN): Likewise.
13323 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
13324 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
13326 (DEF_BUILTIN_STUB): New.
13327 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
13328 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
13329 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
13330 * c-common.c (DEF_BUILTIN): Add COND argument.
13331 * tree.c (local_define_builtin): New.
13332 (build_common_builtin_nodes): New.
13334 2005-02-09 Roger Sayle <roger@eyesopen.com>
13336 * fold-const.c (fold_strip_sign_ops): New function to simplify a
13337 floating point expression ignoring the sign of the result.
13338 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
13339 (fold) <MULT_EXPR>: Use it to simplify x*x.
13340 * tree.h (fold_strip_sign_ops): Prototype here.
13341 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
13342 argument. Use fold_strip_sign_ops to simplify the first argument.
13343 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
13344 first argument when the second argument is an even integer
13345 constant, but only with -funsafe_math_optimizations.
13346 (fold_builtin_1): Update call to fold_builtin_copysign.
13348 2005-02-09 Ian Lance Taylor <ian@airs.com>
13350 PR middle-end/19583
13351 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
13352 just check whether EH_FILTER_FAILURE falls through.
13354 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
13356 * gcc/haifa-sched.c (schedule_block): Make queued sched group
13357 insns return to ready list in the next turn.
13359 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
13361 PR middle-end/19402
13362 * builtins.def: New __builtin_powi[lf].
13363 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
13364 (expand_builtin_powi): New function.
13365 (expand_builtin): Dispatch to expand_builtin_powi.
13366 * libgcc2.h: Add prototypes for __builtin_powi[lf].
13367 * libgcc2.c: Add __builtin_powi[lf] implementation.
13368 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
13369 * optabs.h: Add powi_optab.
13370 * optabs.c (init_optabs): Initialize powi_optab.
13371 * doc/extend.texi: Document __builtin_powi[lf].
13373 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
13375 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
13378 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
13380 PR middle-end/19854
13381 * fold-const.c (try_move_mult_to_index): Remove redundant
13382 type argument. Create ADDR_EXPR with correct type.
13383 (fold): Update callers of try_move_mult_to_index. Convert
13384 result to the appropriate type.
13386 2005-02-09 Roger Sayle <roger@eyesopen.com>
13389 * config/avr/avr.c (default_rtx_costs): Delete.
13390 (avr_operand_rtx_cost): New function.
13391 (avr_rtx_costs): Completely rewrite.
13393 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
13396 * config/cris/cris.c (in_code): New variable.
13397 (cris_output_addr_const): Now a static function, a wrapper for
13399 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
13400 case from old cris_output_addr_const.
13401 (cris_asm_output_label_ref): Similar for LABEL_REF.
13402 (cris_output_addr_const_extra): Similar for UNSPEC.
13403 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
13404 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
13405 * config/cris/cris-protos.h (cris_output_addr_const): Remove
13407 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
13408 (cris_asm_output_label_ref): Declare.
13410 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
13412 PR preprocessor/19801
13413 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
13414 filenames that changed when libcpp was moved to the toplevel.
13416 2005-02-07 Roger Sayle <roger@eyesopen.com>
13418 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
13419 zero extensions of BImode operands. Call lowpart_subreg instead
13420 of gen_lowpart_common and gen_lowpart_SUBREG.
13422 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
13425 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
13426 * configure.ac: Set cc_for_cross_gnattools.
13427 * configure: Regenerate.
13429 2005-02-08 Alan Modra <amodra@bigpond.net.au>
13432 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
13434 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13437 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
13438 of nested functions.
13440 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
13442 * doc/extend.texi: Document deprecated extensions allowing
13443 static floating-point members to have initializers and allowing
13444 floating-point literals in integral constant expressions.
13446 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
13448 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
13449 config/darwin7.h, config/mips/mips.c,
13450 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
13453 * cse.c: Update comments.
13455 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
13457 PR middle-end/19775
13458 * builtins.c (fold_builtin_sqrt): Transform
13459 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
13462 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
13463 Dorit Naishlos <dorit@il.ibm.com>
13465 * doc/invoke.texi (ftree-vectorizer-verbose): New.
13466 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
13467 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
13469 * tree.h (vect_set_verbosity_level): New extern function declaration
13471 * tree-vectorizer.h (verbosity_levels): New enum type.
13472 * tree-vectorizer.c (vect_debug_stats): Function removed.
13473 (vect_debug_details): Likewise.
13474 (vect_verbosity_level): Global variable was defined and initialized.
13475 (vect_dump): Global variable definition.
13476 (vect_print_dump_info): New function.
13477 (vect_set_dump_settings): New function.
13478 (vect_set_verbosity_level): New function.
13479 (vectorize_loops): Add call to vect_set_dump_settings.
13481 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
13482 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13483 (slpeel_tree_peel_loop_to_edge): Likewise.
13485 (vect_analyze_offset_expr): Call to vect_print_dump_info with
13486 appropriate verbosity level instead of call to vect_debug_details
13487 or vect_debug_stats.
13488 (vect_get_base_and_offset):
13489 (vect_create_addr_base_for_vector_ref):
13490 (get_vectype_for_scalar_type):
13491 (vect_create_data_ref_ptr):
13492 (vect_init_vector):
13493 (vect_get_vec_def_for_operand):
13494 (vect_finish_stmt_generation):
13495 (vectorizable_assignment):
13496 (vectorizable_operation):
13497 (vectorizable_store):
13498 (vectorizable_load):
13499 (vect_transform_stmt):
13500 (vect_update_ivs_after_vectorizer):
13501 (vect_do_peeling_for_loop_bound):
13502 (vect_update_inits_of_drs):
13503 (vect_do_peeling_for_alignment):
13504 (vect_transform_loop):
13505 (vect_is_simple_use):
13506 (vect_analyze_operations):
13507 (vect_is_simple_iv_evolution):
13508 (vect_analyze_scalar_cycles):
13509 (vect_analyze_data_ref_dependence):
13510 (vect_analyze_data_ref_dependences):
13511 (vect_compute_data_ref_alignment):
13512 (vect_enhance_data_refs_alignment):
13513 (vect_analyze_data_refs_alignment):
13514 (vect_analyze_data_ref_access):
13515 (vect_analyze_data_ref_accesses):
13516 (vect_analyze_pointer_ref_access):
13517 (vect_get_memtag_and_dr):
13518 (vect_analyze_data_refs):
13519 (vect_mark_relevant):
13520 (vect_stmt_relevant_p):
13521 (vect_mark_stmts_to_be_vectorized):
13522 (vect_can_advance_ivs_p):
13523 (vect_get_loop_niters):
13524 (vect_analyze_loop_form):
13525 (vect_analyze_loop):
13526 (vectorize_loops): Likewise.
13528 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
13529 (vect_update_inits_of_drs):
13530 (vect_do_peeling_for_alignment):
13531 (vect_transform_loop):
13532 (vect_analyze_operations):
13533 (vect_analyze_scalar_cycles):
13534 (vect_analyze_data_ref_dependences):
13535 (vect_analyze_data_refs_alignment):
13536 (vect_analyze_data_ref_accesses):
13537 (vect_analyze_data_refs):
13538 (vect_mark_stmts_to_be_vectorized):
13539 (vect_get_loop_niters):
13540 (vect_analyze_loop_form):
13541 (vect_analyze_loop): Likewise.
13542 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
13544 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
13548 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
13549 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
13550 either -ffast-math or -funsafe-math-optimizations is in use.
13552 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
13553 * config/mips/irix-csr.c: New file.
13554 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13555 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13556 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13559 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
13561 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
13562 redundant, incorrect definitions.
13564 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
13566 ("*tls_indirect_call"): New, reference hard regs directly.
13567 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
13569 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
13571 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
13572 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
13574 2005-02-06 Roger Sayle <roger@eyesopen.com>
13576 PR rtl-optimization/19800
13577 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
13578 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
13581 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
13583 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
13585 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
13588 * doc/invoke.texi: Correct documentation of -freorder-functions.
13590 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13593 * doc/invoke.texi: Don't mention gccbug.
13595 2005-02-06 Roger Sayle <roger@eyesopen.com>
13596 Andrew Pinski <pinskia@physics.uc.edu>
13597 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
13599 * simplify-rtx.c (simplify_relational_operation_1): Simplify
13600 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
13601 into just (zero_extract:SI FOO (const_int 1) BAR).
13603 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13605 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
13606 macro locally. Don't give last revision date. Use GCC version
13607 number from gcc-common.texi.
13608 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
13609 revision date. Use GCC version number from gcc-common.texi.
13610 Describe being a library as current state rather than as 3.x
13612 * doc/gcc.texi: Remove last update date.
13613 * doc/gccint.texi: Likewise. Update copyright dates.
13614 * doc/install.texi: Update copyright dates.
13616 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13619 * doc/invoke.texi: Mention for each option included in -Wall that
13620 it is included in -Wall.
13621 * doc/gcc.texi: Update copyright and last modification date.
13623 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13625 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
13626 unnecessary cast to original induction variable increments.
13628 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13630 PR tree-optimization/18219
13631 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
13632 in distributed form.
13634 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
13636 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
13637 Set bitpos and offset later in the function. Do nothing if the
13638 target is a register and if the bitfield lies completely outside
13640 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
13641 here. Return an uninitialised register if the source value is stored
13642 in a register and the bitfield lies completely outside that register.
13644 2005-02-06 Steven Bosscher <stevenb@suse.de>
13646 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
13649 2005-02-06 Marcin Dalecki <martin@dalecki.de>
13651 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
13653 2005-02-06 Geoffrey Keating <geoffk@apple.com>
13655 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
13656 * config/darwin8.h: New.
13657 * config/darwin7.h: Update comment.
13659 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
13660 Dorit Naishlos <dorit@il.ibm.com>
13662 * tree-vectorizer.h (LOC): New type.
13663 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
13664 (loop_line_number): New field in struct _loop_vec_info.
13665 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
13667 * tree-vectorizer.c (input.h): Included.
13668 (find_loop_location): New function.
13669 (vect_debug_stats): Argument changed from loop to LOC. Computation of
13670 loop line number removed.
13671 (vect_debug_details): Likewise.
13672 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
13674 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
13675 call to vect_debug_details/stats changed from loop to loop_loc.
13676 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13677 (slpeel_tree_peel_loop_to_edge): Likewise.
13679 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
13680 changed from NULL to UNKNOWN_LOC.
13681 (vect_get_base_and_offset):
13682 (vect_create_addr_base_for_vector_ref):
13683 (get_vectype_for_scalar_type):
13684 (vect_create_data_ref_ptr):
13685 (vect_init_vector):
13686 (vect_get_vec_def_for_operand):
13687 (vect_finish_stmt_generation):
13688 (vectorizable_assignment):
13689 (vectorizable_operation):
13690 (vectorizable_store):
13691 (vectorizable_load):
13692 (vect_transform_stmt):
13693 (vect_update_ivs_after_vectorizer):
13694 (vect_do_peeling_for_loop_bound):
13695 (vect_do_peeling_for_alignment):
13696 (vect_transform_loop):
13697 (vect_is_simple_use):
13698 (vect_analyze_operations):
13699 (vect_is_simple_iv_evolution):
13700 (vect_analyze_scalar_cycles):
13701 (vect_analyze_data_ref_dependences):
13702 (vect_compute_data_ref_alignment):
13703 (vect_enhance_data_refs_alignment):
13704 (vect_analyze_data_ref_access):
13705 (vect_analyze_data_ref_accesses):
13706 (vect_analyze_pointer_ref_access):
13707 (vect_get_memtag_and_dr):
13708 (vect_analyze_data_refs):
13709 (vect_mark_relevant):
13710 (vect_stmt_relevant_p):
13711 (vect_mark_stmts_to_be_vectorized):
13712 (vect_can_advance_ivs_p):
13713 (vect_get_loop_niters):
13714 (vect_analyze_loop):
13715 (vectorize_loops): Likewise.
13717 (vectorizable_load): Argument in call to vect_debug_details/stats
13718 changed from loop to LOOP_LOC (loop_vinfo).
13719 (vect_transform_loop):
13720 (vect_analyze_operations):
13721 (vect_analyze_scalar_cycles):
13722 (vect_analyze_data_ref_dependence):
13723 (vect_enhance_data_refs_alignment):
13724 (vect_analyze_data_ref_accesses):
13725 (vect_analyze_pointer_ref_access):
13726 (vect_analyze_data_refs):
13727 (vect_analyze_loop): Likewise.
13729 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
13730 changed from loop to loop_loc.
13732 (vect_enhance_data_refs_alignment): Removed unused variable loop.
13734 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
13735 Dorit Naishlos <dorit@il.ibm.com>
13737 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
13739 (vect_analyze_data_ref_dependences): Likewise.
13741 (vect_is_simple_use): Argument changed from loop structure to
13742 loop_vect_info structure.
13743 (vect_can_advance_ivs_p): Likewise.
13744 (vect_create_index_for_vector_ref): Likewise.
13745 (vect_update_ivs_after_vectorizer): Likewise.
13746 (new_stmt_vec_info): Likewise.
13748 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
13749 changed from loop to loop_vinfo.
13750 (vect_create_data_ref_ptr): First argument in call to
13751 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
13752 (vectorizable_assignment): Second argument in call to vect_is_simple_use
13753 was changed from loop to loop_vinfo.
13754 (vectorizable_operation): Likewise.
13755 (vectorizable_store): Likewise.
13756 (vect_mark_stmts_to_be_vectorized): Likewise.
13757 (vect_do_peeling_for_loop_bound): First argument in call to
13758 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
13759 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
13760 was changed from loop to loop_vinfo.
13761 (vect_analyze_data_ref_dependences): Third argument in call to
13762 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
13764 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
13765 (vect_create_data_ref_ptr): Likewise.
13766 (vect_init_vector): Likewise.
13767 (vect_get_vec_def_for_operand): Likewise.
13768 (vectorizable_assignment): Likewise.
13769 (vectorizable_operation): Likewise.
13770 (vectorizable_store): Likewise.
13771 (vectorizable_load): Likewise.
13772 (vect_update_ivs_after_vectorizer): Likewise.
13773 (vect_is_simple_use): Likewise.
13774 (vect_analyze_data_ref_dependence): Likewise.
13775 (vect_analyze_pointer_ref_access): Likewise.
13776 (vect_can_advance_ivs_p): Likewise.
13778 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
13779 before _stmt_vec_info.
13780 (_stmt_vec_info): Loop field replaced by loop_vec_info.
13781 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
13782 (new_stmt_vec_info): Argument changed from loop structure to
13783 loop_vect_info structure
13785 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
13786 (vect_analyze_offset_expr): Avoid 80 columns overflow.
13787 (vect_create_addr_base_for_vector_ref): Likewise.
13788 (vect_analyze_pointer_ref_access): Likewise.
13790 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
13793 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
13794 phi flag if the phi is abnormal.
13796 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
13799 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
13800 information for the new statement.
13802 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
13805 * gcc.c (main): Include the target in -v output.
13807 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
13809 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
13810 Do not drop the extend if we'd have to add a paradoxical subreg
13811 later. Include optabs.h and insn-codes.h.
13812 * Makefile.in (combine.o): Depend on $(OPTABS_H).
13814 2005-02-02 Roger Sayle <roger@eyesopen.com>
13816 PR middle-end/19405
13817 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
13818 * fold-const.c (const_binop): Avoid constant folding floating
13819 point operations in modes that use composite representations.
13820 * simplify-rtx.c (simplify_binary_operation): Likewise.
13822 2005-02-02 Geoffrey Keating <geoffk@apple.com>
13824 * config/rs6000/altivec.md (altivec_dst): Make the first operand
13826 (altivec_dstt): Likewise.
13827 (altivec_dstst): Likewise.
13828 (altivec_dststt): Likewise.
13829 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
13832 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13834 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
13835 EXPR_LOCUS from orig_cond to the new cond_stmt.
13836 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
13839 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13841 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
13842 standard_iv_increment_position. Remove call to bsi_next
13843 (no need to bump the iterator anymore).
13844 (vect_create_index_for_vector_ref): Call
13845 standard_iv_increment_position. Remove second function argument.
13846 (vect_finish_stmt_generation): Remove call to bsi_next
13847 (no need to bump the iterator anymore).
13848 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
13849 to vect_create_index_for_vector_ref.
13851 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13853 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
13854 phis are used out of the loop.
13856 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
13859 * c-decl.c (undef_nested_function): New variable.
13860 (pop_scope): Diagnose undefined nested functions.
13861 (finish_function): Don't attempt cgraph processing or genericizing
13862 if current top-level function contained an undefined nested
13863 function. Reset undef_nested_function at the end of a top-level
13866 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
13868 * tree.c (build_int_cst_type): Take sign of the value into account
13869 when deciding whether sign extend the value.
13871 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13874 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
13875 (cpp_options, cc1_options): Change %{std*&ansi} to
13876 %{std*&ansi&trigraphs}.
13878 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
13880 * cse.c: Update comments.
13882 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
13884 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
13885 arguments go on the stack. Do not put complex doubles in odd/even
13888 2005-02-02 Steven Bosscher <stevenb@suse.de>
13890 * doc/invoke.texi: Update the options enabled at -O1, -O2,
13891 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
13892 -ftree-pre, and -fthread-jumps.
13894 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
13896 PR tree-optimization/19578
13897 * tree-flow.h (modified_noreturn_calls): Declare.
13898 (noreturn_call_p): Declare.
13899 * tree-flow-inline.h (noreturn_call_p): New function.
13900 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
13901 * tree-cfg.c (modified_noreturn_calls): New variable.
13902 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
13903 that contain a mid-block noreturn call.
13904 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
13906 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
13908 * df.c (df_def_record_1, df_uses_record): Don't use
13910 * df.h (DF_FOR_REGALLOC): Remove.
13912 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13915 * c-typeck.c (really_start_incremental_init): Reset
13916 constructor_max_index for arrays of incomplete type.
13918 2005-02-02 Jeff Law <law@redhat.com>
13920 * gcse.c (struct reg_set): Store the block index where the register
13921 was set rather than the setting insn.
13922 (record_one_set, compute_transp): Corresponding changes.
13923 (pre_insert_copy_insn): Do not call replace_one_set.
13924 (replace_one_set): Remove.
13926 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13929 * doc/gcov.texi: Fix typo.
13931 2005-02-01 Richard Henderson <rth@redhat.com
13934 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
13935 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
13937 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
13938 * config/i386/i386-protos.h: Update.
13940 2005-02-01 Steven Bosscher <stevenb@suse.de>
13942 PR tree-optimization/19217
13943 * tree-cfg.c (verify_expr): Use the data field to see if TP was
13944 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
13945 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
13946 that it is walking a PHI node.
13948 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
13950 * doc/extend.texi (Nested Functions): Update.
13952 2005-02-01 Richard Henderson <rth@redhat.com>
13955 * optabs.c (expand_copysign_absneg): Export.
13956 * optabs.h (expand_copysign_absneg): Declare.
13957 * config/rs6000/rs6000.md (copysigntf3): New.
13959 2005-02-01 Diego Novillo <dnovillo@redhat.com>
13961 PR tree-optimization/19633
13962 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
13963 * tree-ssa-alias.c (init_alias_info): Initialize.
13964 (merge_pointed_to_info): Set.
13965 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
13966 (dump_points_to_info_for): Show value of pt_null.
13967 (struct count_ptr_d): Declare.
13968 (find_ptr_dereference): Remove.
13969 (ptr_is_dereferenced_by): Remove.
13970 (count_ptr_derefs): New local function.
13971 (count_uses_and_derefs): New local function.
13972 (compute_points_to_and_addr_escape): Call it. If the number
13973 of dereferences is greater than zero, mark the pointer as
13974 dereferenced. If there are fewer dereferences than uses of
13975 the pointer, the pointer's value escapes.
13977 2005-02-01 Diego Novillo <dnovillo@redhat.com>
13979 PR tree-optimization/19670
13980 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
13982 (verify_use): ... set it here, instead.
13984 2005-02-01 Janis Johnson <janis187@us.ibm.com>
13986 * doc/sourcebuild.texi (Test directives): Fix formatting.
13988 * doc/sourcebuild.texi (Test directives): Describe selector
13991 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
13993 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
13994 specific 64-bit CPUs.
13996 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
13999 * arm.c (arm_eliminable_register): New function.
14000 (adjacent_mem_locations): Don't allow eliminable registers. Use
14001 HOST_WIDE_INT for address offsets.
14002 * arm-protos.h (arm_eliminable_register): Add prototype.
14004 2005-02-01 Steven Bosscher <stevenb@suse.de>
14006 PR optimization/15242
14007 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
14008 * basic-block.h (duplicate_computed_gotos): Add prototype.
14009 * bb-reorder.c (duplicate_computed_gotos): New function to
14010 duplicate sufficiently small blocks ending in a computed jump.
14011 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
14012 if not optimizing for size.
14013 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
14014 never do tail merging for blocks ending in a computed jump.
14015 * doc/invoke.texi: Document the max-goto-duplication-insns param.
14017 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
14019 Patch from Richard Sandiford <rsandifo@redhat.com>
14020 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
14021 from inheriting a subreg equivalence with a non-spill register.
14023 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
14025 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
14027 * config/frv/frv.c (movcc_fp_destination_operand): New.
14028 (gpr_or_memory_operand): Fix typo in comment.
14029 (gpr_or_memory_operand_with_scratch): New.
14030 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
14031 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
14032 movcc_fp_destination_operand.
14033 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
14034 Legitimize memory addresses using a scratch register.
14036 2005-01-31 Jeff Law <law@redhat.com>
14038 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
14039 bitmap a sparse bitmap instead of a simple bitmap.
14040 (mark_def_sites_initialize_block): Corresponding changes.
14041 (ssa_mark_def_sites_initialize_block): Likewise.
14042 (ssa_mark_phi_uses): Likewise.
14043 (mark_def_site, ssa_mark_def_sites): Likewise.
14044 (mark_def_site_blocks): Likewise.
14045 (rewrite_ssa_into_ssa): Likewise.
14047 * tree-ssa-dom.c (record_cond): Pass correct variable type
14048 for last argument to htab_find_slot_with_hash.
14050 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
14051 effects when optimizing 0 % X. Do not try to optimize X % 0.
14053 2005-01-31 James E. Wilson <wilson@specifixinc.com>
14055 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
14058 2005-02-01 Eric Christopher <echristo@redhat.com>
14060 * config/mips/mips.c (override_options): Warn if -mint64
14062 * doc/invoke.texi (MIPS Options): Document that -mint64 is
14065 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
14067 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
14069 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
14070 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
14071 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
14072 (cached_regno): Initialize to INVALID_REGNUM.
14073 (cse_reg_info_table_size,
14074 cse_reg_info_table_first_uninitialized,
14075 cse_reg_info_timestamp): New.
14076 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
14078 (init_cse_reg_info, get_cse_reg_info_1): New.
14079 (get_cse_reg_info): Cache the last look-up.
14080 (new_basic_block): Update the code to clear mappings from
14081 registers to cse_reg_info entries.
14082 (cse_main): Call init_cse_reg_info.
14084 * cse.c (get_cse_reg_info): Update a comment.
14086 2005-01-31 Steven Bosscher <stevenb@suse.de>
14089 * c-decl.c (start_decl): Do not warn about arrays of elements with
14090 an incomplete type here.
14091 (grokdeclarator): Do it here by making a pedwarn an error.
14092 * c-typeck.c (push_init_level): If there were previous errors with
14093 the constructor type, do not warn about braces for initializers.
14094 (process_init_element): Likewise for excess initializer elements.
14096 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
14098 * cse.c (delete_trivially_dead_insn): Don't iterate.
14100 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
14102 * config/rs6000/rs6000.md (copysignsf3): New expand.
14103 (copysigndf3): Likewise.
14105 2005-01-31 Steven Bosscher <stevenb@suse.de>
14107 * recog.c (constrain_operands): Only look for earlyclobber operand
14108 conflicts if an '&' constraint was seen.
14110 2005-01-31 Marc Espie <espie@openbsd.org>
14112 * config.gcc: Don't include embedded systems fragment, switches default
14113 debugging format to ELF.
14114 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
14115 longer pick it up there.
14117 2005-01-31 Dale Johannesen <dalej@apple.com>
14119 * doc/extend.texi (nested functions): Fix linkage description.
14120 Clarify that static is not allowed.
14122 2005-01-31 Dale Johannesen <dalej@apple.com>
14124 * config/rs6000/darwin.md (movsf_low_di): Make work.
14125 (movdf_low_di): Make work.
14127 2005-01-31 Dale Johannesen <dalej@apple.com>
14129 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
14130 Make work for 64 bit.
14132 2005-01-31 Roger Sayle <roger@eyesopen.com>
14133 Dale Johannesen <dalej@apple.com>
14135 PR middle-end/19650
14136 * fold-const.c (fold_binary_op_with_conditional_arg):
14137 Make types match original operands, before STRIP_NOPS.
14139 2005-01-31 Alan Modra <amodra@bigpond.net.au>
14141 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
14142 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
14143 (struct gcc_sigcontext): Delete. Merge contents to..
14144 (struct gcc_ucontext): ..here.
14145 (get_sigcontext): Delete.
14146 (get_regs): New function, like get_sigcontext but return regs ptr.
14147 64-bit version finds regs from r1 to support vdso.
14148 (ppc_linux_aux_vector): New function.
14149 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
14152 2005-01-31 Ira Rosen <irar@il.ibm.com>
14154 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
14156 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
14157 redundant fold. Fix misalignment for MINUS_EXPR.
14158 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
14159 (vect_analyze_pointer_ref_access): Likewise.
14160 (vect_get_memtag_and_dr): Likewise.
14162 2005-01-31 Richard Henderson <rth@redhat.com>
14164 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
14165 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
14166 absnegdf2_i387, absnegxf2_i387): Likewise.
14168 2005-01-31 Richard Henderson <rth@redhat.com>
14171 * optabs.c (expand_copysign_absneg): New.
14172 (expand_copysign_bit): Split out from ...
14173 (expand_copysign): ... here. Use expand_copysign_absneg.
14175 2005-01-30 Roger Sayle <roger@eyesopen.com>
14177 PR middle-end/19697
14178 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
14179 constant as the second operand and a register as the third.
14181 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
14184 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
14185 that dllimport'd functions do not use all call-clobbered registers
14186 to pass parameters.
14188 2005-01-30 Richard Henderson <rth@redhat.com>
14191 * optabs.c (expand_absneg_bit): Split out from expand_unop and
14192 expand_abs_nojump and generalize. Use operand_subword and
14193 emit_no_conflict_block. Support large modes.
14194 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
14196 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
14197 negation to subtraction.
14198 (expand_copysign): Check that the format has signed zeros.
14199 Use operand_subword and emit_no_conflict_block. Support large modes.
14201 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
14203 Fix PR tree-optimization/19624
14205 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
14206 * tree-ssa-pre.c: Add cfgloop.h.
14208 (pre_stats): New member, constified.
14209 (inserted_exprs): New static variable.
14210 (NECESSARY): New macro.
14211 (create_expression_by_pieces): Fold the expression, and
14212 mark it as defaulting to not necessary. Also put in
14214 (fully_constant_expression): New function.
14215 (insert_into_preds_of_block): Modify to not insert phis when we
14216 are playing with induction variables.
14217 Push phis onto the inserted_exprs vector, and mark them as not
14218 necessary by default.
14219 (insert_aux): Call fully_constant_expression on eprime.
14220 If all edges produce the same value, mark it constant.
14221 (mark_operand_necessary): New function.
14222 (remove_dead_inserted_code): New function.
14223 (init_pre): Init loop optimizer to get loop info.
14224 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
14225 (execute_pre): Commit edge inserts, then remove dead code.
14227 2005-01-30 Richard Henderson <rth@redhat.com>
14229 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
14230 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
14232 2005-01-30 Richard Henderson <rth@redhat.com>
14235 * config/i386/i386.c (ix86_expand_copysign): New.
14236 (ix86_split_copysign_const): New.
14237 (ix86_split_copysign_var): Rename from ix86_split_copysign,
14238 rearrange op1/nmask operands.
14239 * config/i386/i386-protos.h: Update.
14240 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
14241 (copysigndf3): Likewise.
14242 (copysignsf3_const, copysigndf3_const): New.
14243 (copysignsf3_var): Rename from copysignsf3, split out splitter
14244 and fix split predicate for X constraint.
14245 (copysigndf3_var): Similarly.
14247 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
14249 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
14250 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
14251 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
14253 2005-01-29 Richard Henderson <rth@redhat.com>
14256 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
14257 of # and * in constraints.
14259 2005-01-29 Richard Henderson <rth@redhat.com>
14261 PR middle-end/19689
14262 * expr.c (store_field): Don't strip sub-mode cast when the input
14263 data is even smaller.
14265 2005-01-29 Richard Henderson <rth@redhat.com>
14267 PR middle-end/19687
14268 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
14271 2005-01-29 Richard Henderson <rth@redhat.com>
14273 * combine.c (make_field_assignment): Fix argument order
14276 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
14278 PR tree-optimization/15791
14279 * fold-const.c (extract_array_ref): New function.
14280 (fold): Fold comparisons between &a[i] and &a[j] or
14281 semantically equivalent trees.
14283 2005-01-29 Jeff Law <law@redhat.com>
14285 * gcse.c (insert_expr_in_table): Revamp handling of available
14286 and anticipatable occurrence lists to avoid unnecessary list
14288 (insert_set_in_table): Similarly.
14290 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
14292 * c-common.c (fix_string_type): Just use c_build_qualified_type to
14294 (c_build_qualified_type): Build qualified array types with
14295 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
14296 * c-decl.c (c_make_fname_decl): Build unqualified array type
14297 before qualified type.
14298 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
14299 type is qualified, not just if type itself is. Don't apply
14300 qualifiers to array type when declarator is processed. Apply
14301 qualifiers to field type whether or not it is an array type.
14302 Don't handle array types specially for applying qualifiers to
14304 * c-typeck.c (composite_type): Build unqualified element type and
14305 array type when forming composite of array types.
14306 (common_pointer_type, comptypes, comp_target_types,
14307 type_lists_compatible_p, build_indirect_ref, build_array_ref,
14308 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
14310 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
14311 (args2) in variables a1 and a2.
14313 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
14315 * cse.c (n_elements_made, max_elements_made): Remove.
14316 (insert): Don't touch n_elements_made.
14317 (cse_main): Don't touch n_elements_made or max_elements_made.
14319 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
14322 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
14323 configuration part of dp-bit.c to be lost.
14325 2005-01-28 Roger Sayle <roger@eyesopen.com>
14327 * expmed.c (expand_mult_highpart_optab): When attempting to use
14328 a non-widening multiplication in a wider mode, the operands need
14329 to be converted (zero or sign extended) to that mode.
14331 2005-01-28 Ian Lance Taylor <ian@airs.com>
14333 PR middle-end/16558
14334 PR middle-end/19583
14335 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
14336 through if both operands fall through.
14338 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
14340 * cse.c (fold_rtx) <PC>: Don't optimize.
14342 2005-01-28 Jeff Law <law@redhat.com>
14344 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
14345 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
14347 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
14349 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
14350 cse_reg_info_used_list_end): Remove.
14351 (cse_reg_info_list, cse_reg_info_list_free): New.
14352 (get_cse_reg_info): When allocating an instance of
14353 cse_reg_info, add it to the beginning of the cse_reg_info_list
14354 list. Remove code to maintain cse_reg_info_used_list.
14355 (new_basic_block): Reset the free list to the beginning of
14358 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
14360 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
14361 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
14362 (frv_expand_mdpackh_builtin): New function.
14363 (frv_expand_builtin): Use it to expand __MDPACKH.
14364 * doc/extend.texi (__MDPACKH): Update documentation.
14366 2005-01-28 Uros Bizjak <uros@kss-loka.si>
14368 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
14369 SSE_FLOAT_MODE_P for use_sse computation.
14371 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
14374 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
14376 2005-01-27 Richard Henderson <rth@redhat.com>
14378 * builtins.c (expand_builtin_copysign): New.
14379 (expand_builtin): Call it.
14380 * genopinit.c (optabs): Add copysign_optab.
14381 * optabs.c (init_optabs): Initialize it.
14382 (expand_copysign): New.
14383 * optabs.h (OTI_copysign, copysign_optab): New.
14384 (expand_copysign): Declare.
14386 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
14387 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
14389 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
14390 (ix86_expand_fp_absneg_operator): ... here.
14391 (ix86_split_copysign): New.
14392 * config/i386/i386-protos.h: Update.
14393 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
14394 (copysignsf3, copysigndf3): New.
14396 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
14397 (copysignsf3, ncopysignsf3): New.
14398 (copysigndf3, ncopysigndf3): New.
14399 (copysignxf3, ncopysignxf3): New.
14400 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
14402 2005-01-27 Arend Bayer <arend.bayer@web.de>
14403 Kazu Hirata <kazu@cs.umass.edu>
14405 * cse.c: (find_best_addr): Don't call copy_rtx before calling
14406 fold_rtx. Save cost recomputation if fold_rtx did nothing.
14407 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
14410 2005-01-27 Jeff Law <law@redhat.com>
14412 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
14413 definitions of SSA_NAMEs which are not being rewritten.
14414 (rewrite_ssa_into_ssa): Only initialize the current definition
14415 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
14416 If checking is enabled, assert that SSA_NAME_AUX is clear for all
14417 SSA_NAMEs before returning.
14419 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
14421 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
14422 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
14423 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
14424 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
14425 config/mips/iris6.h, config/sh/sh.c: Update copyright.
14427 2005-01-27 Steven Bosscher <stevenb@suse.de>
14429 PR middle-end/17278
14430 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
14431 higher to -O2 and higher. Likewise for tree PRE.
14432 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
14435 2005-01-27 Ian Lance Taylor <ian@airs.com>
14437 PR middle-end/19583
14438 * gimple-low.c (try_catch_may_fallthru): New static function.
14439 (block_may_fallthru): Handle TRY_CATCH_EXPR.
14440 * tree-inline.c (expand_call_inline): Don't warn about reaching
14441 the end of a non-void function being inlined if the function uses
14444 2005-01-27 Jakub Jelinek <jakub@redhat.com>
14446 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
14449 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
14450 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
14451 (implicitly_declare): Handle error_mark_node.
14453 2005-01-27 Richard Henderson <rth@redhat.com>
14456 * tree.h (struct tree_decl): Add debug_expr_is_from.
14457 (DECL_DEBUG_EXPR_IS_FROM): New.
14458 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
14459 * dwarf2out.c (dwarf2out_var_location): Update to match.
14460 * tree-outof-ssa.c (create_temp): Likewise.
14461 * var-tracking.c (track_expr_p): Likewise.
14462 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
14463 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
14464 * toplev.c (default_tree_printer): Likewise.
14466 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
14468 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
14469 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
14471 2005-01-27 Steven Bosscher <stevenb@suse.de>
14473 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
14474 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
14475 ASM_CLOBBERS): Add tree checks.
14477 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
14478 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
14479 * c-common.def (SWITCH_STMT): Update to match.
14480 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
14481 macros instead of SWITCH_EXPR ones.
14482 * c-dump.c (c_dump_tree): Likewise.
14483 * c-gimplify.c (gimplify_switch_stmt): Likewise.
14484 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
14486 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
14488 2005-01-27 Alan Modra <amodra@bigpond.net.au>
14490 * unwind-dw2.c (execute_stack_op): Add missing cases for
14491 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
14493 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
14495 * config.gcc (Obsolete configurations): Remove 'dummy', add
14496 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
14499 2005-01-26 Diego Novillo <dnovillo@redhat.com>
14501 PR tree-optimization/19633
14502 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
14504 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
14505 are no call-clobbered variables.
14506 * tree-outof-ssa.c (check_replaceable): Return false for calls
14509 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
14511 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
14512 even for variables with NULL DECL_INITIAL.
14514 2005-01-26 Stuart Hastings <stuart@apple.com>
14516 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
14518 2005-01-26 Richard Henderson <rth@redhat.com>
14520 PR middle-end/18008
14521 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
14523 * expr.c (store_field): Strip conversions to odd-bit-sized types
14524 if the destination field width matches.
14526 2005-01-26 Richard Henderson <rth@redhat.com>
14528 * c-decl.c, expmed.c, expr.c: Revert last change.
14530 2005-01-26 Richard Henderson <rth@redhat.com>
14532 PR middle-end/18008
14533 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
14535 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
14536 if we don't need the bits above those present in the current mode.
14537 * expr.c (store_field): Strip conversions to odd-bit-sized types
14538 if the destination field width matches.
14540 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
14542 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
14543 either -ffast-math or -funsafe-math-optimizations is in use.
14545 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
14549 * config/avr/avr.c (notice_update_cc): Only set condition code for
14550 ashrqi3 if shift count > 0.
14551 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
14552 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
14553 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
14554 count <= 0 as a no-op, and shift count >= width by copying zero
14555 or sign bit to all bits of the result.
14556 * config/avr/avr.md (all shifts): Add alternatives for zero shift
14557 count, with attribute "length" set to 0 and "cc" set to "none".
14559 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
14561 * doc/invoke.texi: Document -mTLS.
14563 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
14564 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
14565 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
14566 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
14567 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
14568 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
14569 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
14570 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
14572 * configure.ac: Check for a TLS capable gas.
14574 * configure: Regenerate.
14576 2005-01-26 Richard Henderson <rth@redhat.com>
14578 PR middle-end/18008
14579 * combine.c (make_field_assignment): Simplify store to zero_extract
14580 from a source with an overlapping mask.
14582 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
14584 2004-11-11 Eric Christopher <echristo@redhat.com>
14586 * config/frv/frv.md: Add fr400_integer automaton. Don't
14587 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
14590 2005-01-26 Steven Bosscher <stevenb@suse.de>
14592 PR middle-end/16585
14593 * cfgbuild.c (make_edges): Do not clear or set
14594 current_function_has_computed_jump.
14595 * function.h (struct function): Remove the has_computed_jump field.
14596 (current_function_has_computed_jump): Do not define.
14597 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
14598 in a computed jump. Ignore current_function_has_computed_jump.
14600 2005-01-26 Richard Henderson <rth@redhat.com>
14602 PR middle-end/19515
14603 * expr.c (categorize_ctor_elements): New argument p_must_clear.
14604 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
14606 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
14607 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
14608 objects into static storage if they have more than one non-zero value.
14609 * tree.h (categorize_ctor_elements): Update decl.
14611 2005-01-26 Steven Bosscher <stevenb@suse.de>
14613 PR middle-end/19616
14614 * tree.h (CALL_EXPR_TAILCALL): Add comment.
14615 * calls.c (check_sibcall_argument_overlap_1): Revert the change
14616 to this function from 2004-07-10.
14617 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
14618 the current function for tail call optimizations if the address
14619 of one of it its arguments is taken.
14621 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
14623 * cse.c (fold_rtx): Call equiv_constant only when necessary.
14625 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
14627 * function.c (expand_function_end): If current_function_calls_alloca,
14628 emit stack restore in a place that is reached when the function falls
14629 through at the end.
14631 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
14633 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
14634 rule to avoid matching inappropriate suffix rule.
14636 2005-01-26 Jan Hubicka <jh@suse.cz>
14638 PR tree-optimization/19241
14639 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
14641 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
14643 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
14644 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
14646 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
14647 <sim*>: Always use crt1.o, regardless of N in simN.
14648 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14649 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
14650 (CRT_CALL_STATIC_FUNCTION): Remove.
14651 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
14652 use crt1.o, regardless of N in simN.
14653 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14654 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
14655 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
14656 case isystem setting.
14657 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
14659 2005-01-25 Ian Lance Taylor <ian@airs.com>
14661 * gimple-low.c (block_may_fallthru): Correct handling of
14662 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
14664 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
14666 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
14667 handlers to match indentation; nested under the mtune=* handler.
14668 Similar for mcpu= and march=.
14670 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
14672 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
14673 * config/mips/linux64.h (LIB_SPEC): Likewise.
14674 * config/mn10300/linux.h (LIB_SPEC): Likewise.
14675 * config/sh/linux.h (LIB_SPEC): Likewise.
14677 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
14679 * config/frv/frv.c (frv_legitimize_tls_address): New.
14680 (TARGET_HAVE_TLS): Define.
14681 (FRV_SYMBOL_REF_TLS_P): Define.
14682 (frv_override_options): Handle new register classes.
14683 (frv_legitimate_address_p): Reject tls addresses.
14684 (frv_legitimize_address): Handle TLS addresses.
14685 (gen_inlined_tls_plt): New.
14686 (gen_tlsmoff): New.
14687 (frv_legitimize_tls_address): New.
14688 (unspec_got_name): Add TLS entries.
14689 (got12_operand): Add R_FRV_TLSMOFF12 case.
14690 (frv_emit_move): Fixup TLS addresses.
14691 (frv_emit_movsi): Legitimize TLS addresses.
14693 * config/frv/frv.h (MASK_BIG_TLS): New.
14694 (TARGET_BIG_TLS): New.
14695 (HAVE_AS_TLS): Define.
14696 (TARGET_SWITCHES): Add -mTLS and -mtls options.
14697 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
14698 (REG_CLASS_NAMES): Same.
14699 (REG_CLASS_CONTENTS): Same.
14700 (CONSTRAINT_LEN): New.
14701 (REG_CLASS_FROM_CONSTRAINT): New.
14702 (PREDICATE_CODES): Add symbolic_operand.
14704 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
14705 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
14706 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
14707 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
14708 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
14709 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
14710 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
14711 GR9_REG, GR14_REG, LRREG.
14712 (type): Add load_or_call attribute.
14713 ("load_or_call"): New reservation.
14714 ("call_gettlsoff"): New.
14715 ("tls_indirect_call"): New.
14716 ("tls_load_gottlsoff12"): New.
14717 ("tlsoff_hilo"): New.
14718 ("tls_tlsdesc_ldd"): New.
14719 ("tls_tlsoff_ld"): New.
14722 * config/frv/frv-protos.h (symbolic_operand): Protoize.
14724 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
14726 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
14727 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
14728 * config/frv/frv.c (TLS_BIAS): Define.
14729 (frv_output_dwarf_dtprel): New.
14731 2005-01-26 Jakub Jelinek <jakub@redhat.com>
14733 PR rtl-optimization/19579
14734 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
14735 both A and B, see if they don't clobber registers the other expr uses.
14737 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
14739 * real.c (do_add): Initialize signalling and canonical members.
14741 * real.c (real_from_integer): Zero out destination.
14743 2005-01-18 Jan Hubicka <jh@suse.cz>
14745 PR tree-optimize/19337
14746 * tree-inline.c (initialize_inlined_parameters): Copy
14747 saved_static_chain_decl only.
14749 2005-01-25 Richard Henderson <rth@redhat.com>
14753 * config/i386/i386.c (x86_inter_unit_moves): Zero.
14754 (ix86_preferred_reload_class): Rewrite fp-constant section, with
14755 80387 enabled, to return a proper subclass. Return the subset that
14756 overlaps with GENERAL_REGS for PLUS.
14757 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
14759 2005-01-25 Richard Henderson <rth@redhat.com>
14761 PR middle-end/19609
14762 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
14764 2005-01-25 Roger Sayle <roger@eyesopen.com>
14766 * expmed.c (choose_multiplier): Change interface to return the
14767 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
14768 (expand_divmod): Update calls to choose_multiplier.
14770 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14772 PR middle-end/19330
14773 * expmed.c (extract_bit_field): Use adjust_address instead of
14774 gen_lowpart when op0 is a MEM.
14776 2005-01-24 Steven Bosscher <stevenb@suse.de>
14778 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
14780 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
14782 * config/mips/irix-csr.c: New file.
14783 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
14784 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
14785 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
14788 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
14791 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
14792 sparc/elf.h, add sparc/sp-elf.h.
14793 (sparc-*-rtems*): Likewise.
14794 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
14795 tm-dwarf2.h, add sparc/sp-elf.h.
14796 (sparc86x-*-elf): Likewise.
14797 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
14798 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
14799 TARGET_OS_CPP_BUILTINS.
14800 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14801 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14803 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
14804 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
14805 (SWITCH_TAKES_ARG): Likewise.
14806 (LOCAL_LABEL_PREFIX): Likewise.
14807 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
14808 (TARGET_N_FORMAT_TYPES): Delete.
14809 (TARGET_FORMAT_TYPES): Likewise.
14810 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
14811 * config/sparc/elf.h: Delete.
14812 * config/sparc/sp-elf.h: New file.
14814 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
14816 * tree-flow-inline.h (phi_arg_from_edge): Remove.
14817 * tree-flow.h: Remove the corresponding prototype.
14818 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
14819 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
14821 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14824 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
14825 for AIX ABI or ELF -fPIC.
14826 (rs6000_emit_load_toc_table): Don't create toc_section here.
14827 (rs6000_xcoff_file_start): Nor here.
14829 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
14831 * sh.c (ra.h): Don't #include.
14832 (hard_regs_intersect_p): New function, resurrected from ra.c.
14834 * sh.c: Fix 1996 Copyright.
14836 2005-01-24 Richard Henderson <rth@redhat.com>
14837 Aldy Hernandez <aldyh@redhat.com>
14839 * regrename.c (note_sets): Handle subregs.
14841 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
14844 * genconditions.c (write_header, write_conditions): Elide file if
14847 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
14849 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
14850 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
14853 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14855 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
14856 expand_builtin_printf, expand_builtin_fprintf,
14857 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
14858 checking against POINTER_TYPE.
14859 (validate_arglist): Handle POINTER_TYPE code by checking
14862 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
14864 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
14865 init_rtlanal): New.
14866 (for_each_rtx): Call for_each_rtx_1.
14867 * rtl.h (init_rtlanal): Declare.
14868 * toplev.c (backend_init): Call init_rtlanal.
14870 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14872 * flow.c (propagate_one_insn): Formatting.
14874 PR middle-end/19551
14875 * flow.c (libcall_dead_p): Be more conservative if unsure.
14876 If there are any instructions between insn and call, see if they are
14877 all dead before saying the libcall is dead.
14879 2005-01-24 Uros Bizjak <uros@kss-loka.si>
14881 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
14882 operand constraint for operand 0.
14884 2005-01-23 Richard Henderson <rth@redhat.com>
14887 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
14888 edges leading to join block.
14890 2005-01-23 Roger Sayle <roger@eyesopen.com>
14892 * expmed.c (expand_mult_highpart): Make static. Change type of
14893 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
14894 (expand_divmod): Updates calls to expand_mult_highpart by using
14895 gen_int_mode to pass a CONST_INT rtx.
14896 * rtl.h (expand_mult_highpart): Remove prototype.
14898 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14900 * flow.c (regset_bytes, regset_size): Remove.
14902 * cfganal.c: Fix a reference to Harvey's paper.
14904 2005-01-23 Steven Bosscher <stevenb@suse.de>
14906 PR rtl-optimization/19464
14907 * tree-optimize.c (init_tree_optimization_passes): Add one more
14908 copyrename pass just before out-of-ssa.
14910 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
14913 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
14914 * ggc-none.c (ggc_free): Define.
14916 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14918 * cse.c (max_reg, max_insn_uid): Remove.
14919 (cse_main): Don't access max_reg or max_insn_uid.
14921 * c-common.c (explicit_flag_signed_bitfields,
14922 lang_statement_code_p, lang_expand_function_end): Remove.
14923 * c-common.h: Remove the corresponding declarations.
14924 * c-opts.c (c_common_handle_option): Remove all write access
14925 to explicit_flag_signed_bitfields.
14927 * cgraph.c (cgraph_varpool_n_nodes): Remove.
14928 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
14929 * cgraph.h: Remove the corresponding declaration.
14931 * gcse.c (null_pointer_info): Remove.
14933 2005-01-23 Roger Sayle <roger@eyesopen.com>
14934 Eric Botcazou <ebotcazou@libertysurf.fr>
14936 * combine.c (simplify_logical): Only simplify logical expressions
14937 of the form ior(and(x,y),z) by the inverse distributive law if the
14938 result is cheaper than the original.
14940 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14942 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
14943 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
14944 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
14945 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
14946 config/freebsd-spec.h, config/arm/arm.h,
14947 config/h8300/h8300.md, config/i386/i386.md,
14948 config/i386/predicates.md, config/i386/sse.md,
14949 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
14950 config/vax/vax.md: Fix comment typos. Follow spelling
14953 2005-01-23 Steven Bosscher <stevenb@suse.de>
14955 * gengtype.c (walk_type): Produce `not equal to' compares for loop
14956 tests, instead of `less than'.
14958 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
14960 * function.c (assign_parm_setup_block): When creating a new stack slot
14961 for a parameter, get its alignment from the parameter's DECL_ALIGN
14962 rather than the type's TYPE_ALIGN. Make sure that the parameter
14963 is at least word aligned.
14965 2005-01-22 Roger Sayle <roger@eyesopen.com>
14967 PR middle-end/19378
14968 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
14970 2005-01-22 Richard Henderson <rth@redhat.com>
14973 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
14974 in both compare operands.
14975 (movdfcc_1_sse_max): Likewise.
14976 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
14977 (movdfcc_1_sse): Likewise.
14978 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
14979 scratch register as needed.
14981 2005-01-22 Richard Henderson <rth@redhat.com>
14983 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
14985 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
14987 2005-01-22 Richard Henderson <rth@redhat.com>
14989 * genopinit.c (optabs): Use smin/smax for floating point too.
14990 * doc/md.texi: Update to match. Clarify that floating point
14991 results are undefined for +0/-0 and NaN.
14992 * doc/rtl.texi: Likewise.
14993 * rtl.def (SMIN, SMAX): Likewise
14994 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
14996 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
14997 leading 's' to the name.
14998 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
14999 smaxxf3, sminxf3): Likewise.
15000 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
15003 2005-01-22 Paul Brook <paul@codesourcery.com>
15005 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
15007 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
15009 * config/s390/s390.c (struct processor_costs): New fields
15010 dlgr, dlr, dr, dsgfr, dsgr.
15011 (z900_cost, z990_cost): Values for new fields.
15012 (s390_rtx_costs): New cases MEM und COMPARE in switch
15013 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
15014 DIV, MOD, UDIV, UMOD.
15016 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
15018 * config/s390/s390.md ("doloop_si64"): Reload input value directly
15019 into the register being decremented.
15020 ("doloop_si31", "doloop_di"): Likewise.
15021 ("*doloop_si_long"): Adapt pattern.
15023 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
15025 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
15027 (CLASS_MAX_NREGS): Likewise.
15029 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
15031 * doc/tree-ssa.texi (Statement Operands): Add example for new
15032 must-def macro. Note deprecation of old operands interface.
15034 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
15036 PR tree-optimization/19484
15037 * tree-cfg.c (remove_fallthru_edge): New function.
15038 (cleanup_control_flow): Remove fallthru edges from calls that are
15039 now known not to return.
15041 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
15043 Fix PR tree-optimization/19038
15044 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
15045 copies with loop variant ones.
15047 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
15049 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
15050 config/alpha/alpha-protos.h, config/alpha/alpha.h,
15051 config/alpha/alpha.md, config/alpha/predicates.md,
15052 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
15053 config/sparc/sol2.h: Update copyright.
15055 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
15056 first label to see if it is a nonlocal label.
15058 2005-01-22 David Edelsohn <edelsohn@gnu.org>
15059 Andrew Pinski <pinskia@physics.uc.edu>
15062 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
15063 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
15065 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
15067 * config/rs6000/rtems.h: Update copyright.
15069 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
15072 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
15073 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
15074 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
15076 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
15079 * c-typeck.c (convert_arguments): Check for error_mark_node.
15081 2005-01-21 Ian Lance Taylor <ian@airs.com>
15083 PR tree-optimization/13000
15084 * tree-inline.c: Include "tree-flow.h".
15085 (expand_call_inline): If warn_return_type, warn if non-void inline
15086 function falls through.
15087 * tree-cfg.c (execute_warn_function_return): Don't warn about
15088 control reaching end if TREE_NO_WARNING is set. Set
15090 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
15092 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
15093 branch if we don't need one.
15094 * c-typeck.c: Include "tree-flow.h"
15095 (c_finish_bc_stmt): Don't add a goto if the current statement
15096 list doesn't fall through to the current point.
15098 2005-01-21 Roger Sayle <roger@eyesopen.com>
15100 PR rtl-optimization/576
15101 * real.c (real_arithmetic): Change return type from void to bool
15102 to return an indication that the result may be inexact.
15103 * real.h (real_arithmeric): Update prototype.
15104 * fold-const.c (const_binop): Don't constant fold floating
15105 point expressions when the user specifies -frounding-math and
15106 the result may depend upon the run-time rounding mode.
15107 (fold_convert_const_real_from_real): Clean-up.
15108 (fold_initializer): Ignore flag_rounding_math for initializers.
15109 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
15110 constant fold FP operations with flag_rounding_math if the
15111 result may depend upon the run-time rounding mode.
15113 2005-01-21 Tom Tromey <tromey@redhat.com>
15115 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
15117 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
15119 * tree-cfg.c: Fix comment typos.
15121 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
15123 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
15124 around the call to rest_of_handle_branch_target_load_optimize.
15126 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15128 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
15129 (sparc64-*-openbsd*): Likewise.
15130 (sparclite-*-elf*): Include tm-dwarf2.h.
15131 (sparc86x-*-elf*): Likewise.
15132 (sparc64-*-elf*): Likewise.
15133 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
15134 (DBX_DEBUGGING_INFO): Likewise.
15135 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
15136 (PREFERRED_DEBUGGING_TYPE): Likewise.
15137 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
15138 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
15139 (PREFERRED_DEBUGGING_TYPE): Likewise.
15140 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
15141 (PREFERRED_DEBUGGING_TYPE): Likewise.
15142 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
15144 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
15147 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
15149 2005-01-20 Paul Brook <paul@codesourcery.com>
15151 * doc/rtl.texi: Document value extension requirements for CONST_INT.
15153 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
15155 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
15156 label is first in a sequence of labels.
15158 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
15160 2005-01-20 Janis Johnson <janis187@us.ibm.com>
15161 Giovanni Bajo <giovannibajo@gcc.gnu.org>
15163 * doc/sourcebuild.texi (Test Directives): New.
15165 2005-01-20 Roger Sayle <roger@eyesopen.com>
15167 * real.c (real_floor): Don't leave the result uninitialized when
15168 mode is VOIDMode, but return the unrounded intermediate value.
15169 (real_ceil): Likewise.
15171 2005-01-20 Paul Brook <paul@codesourcery.com>
15173 * config/arm/arm.md (insv): Use gen_int_mode.
15175 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
15177 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
15178 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15179 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15180 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15181 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15183 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
15186 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
15187 fbreg, so we have to assume we can't.
15188 (loc_descriptor_from_tree_1): Ditto.
15189 (containing_function_has_frame_base): New function.
15190 (add_location_or_const_value_attribute): Use it.
15191 Also try to generate a frame_base from a single element location
15194 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
15196 PR tree-optimization/15349
15197 * timevar.def (TV_TREE_MERGE_PHI): New.
15198 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
15200 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
15201 calls to tree_forwarder_block_p.
15202 (remove_forwarder_block_with_phi, merge_phi_nodes,
15203 gate_merge_phi, pass_merge_phi): New.
15204 * tree-optimize.c (init_tree_optimization_passes): Add
15206 * tree-pass.h: Add an extern for pass_merge_phi;
15208 2005-01-20 Richard Henderson <rth@redhat.com>
15211 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
15212 (_mm_castps_pd, _mm_castps_si128): New.
15213 (_mm_castsi128_ps, _mm_castsi128_pd): New.
15215 2005-01-20 Richard Henderson <rth@redhat.com>
15218 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
15219 __builtin_ia32_vec_init_v2si.
15220 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
15221 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
15222 (ix86_init_mmx_sse_builtins): Create it.
15223 (ix86_expand_builtin): Expand it.
15224 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
15225 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
15226 (vec_extractv2si_0, vec_extractv2si_1): New.
15228 2005-01-20 Richard Henderson <rth@redhat.com>
15231 * config/i386/i386.c (ix86_expand_push): New.
15232 * config/i386/mmx.md (push<MMXMODE>1): New.
15233 * config/i386/sse.md (push<SSEMODE>1): New.
15234 * config/i386/i386-protos.h: Update.
15236 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
15238 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
15241 2005-01-20 Richard Henderson <rth@redhat.com>
15243 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
15244 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
15246 2005-01-19 Richard Henderson <rth@redhat.com>
15249 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
15250 to V4SFmode in SSE1 fallback load path.
15252 2005-01-19 Richard Henderson <rth@redhat.com>
15254 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
15255 in QImode expansion to ix86_expand_vector_set.
15256 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
15258 2005-01-19 Richard Henderson <rth@redhat.com>
15261 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
15262 subclass of the input class.
15263 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
15264 Always true for cross-SSE1 classes. Rationalize conditionals.
15265 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
15266 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
15267 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
15268 (movdi_2): Add MMX/SSE zeros.
15269 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
15270 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
15271 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
15272 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
15273 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
15274 (zero_extendsidi2_rex64_1): Remove.
15275 (MOV0 peephole): Check GENERAL_REG_P.
15277 2005-01-19 Richard Henderson <rth@redhat.com>
15280 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
15282 (ix86_expand_vector_extract): Likewise.
15284 2005-01-19 Richard Henderson <rth@redhat.com>
15286 PR middle-end/19304
15287 * expr.c (emit_move_change_mode): New argument force; use
15288 simplify_gen_subreg if true.
15289 (emit_move_via_alt_mode): Merge into ...
15290 (emit_move_via_integer): ... here.
15291 (emit_move_ccmode): Use emit_move_change_mode directly.
15293 2005-01-19 Richard Henderson <rth@redhat.com>
15296 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
15297 (alpha_preferred_reload_class): Handle CONST_VECTOR.
15298 (alpha_emit_set_const_1): Add no_output parameter; don't emit
15300 (alpha_emit_set_const): Likewise. Make static.
15301 (alpha_emit_set_long_const): Make static.
15302 (alpha_extract_integer): Split out from alpha_expand_mov.
15303 (alpha_split_const_mov): Likewise.
15304 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
15305 (alpha_legitimate_constant_p): New.
15306 * config/alpha/alpha-protos.h: Update.
15307 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
15308 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
15309 * config/alpha/alpha.md (movsi): Add n alternative.
15310 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
15311 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
15312 (splitters for all of the above): Use alpha_split_const_mov.
15313 * config/alpha/predicates.md (non_add_const_operand): New.
15314 (non_zero_const_operand): New.
15315 (input_operand): Use alpha_legitimate_constant_p after reload.
15317 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
15319 PR tree-optimization/19038
15320 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
15321 (add_candidate): Add ivs with increment in latch only if
15322 allow_ip_end_pos_p is true.
15323 (determine_iv_cost): Use empty_block_p.
15325 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
15327 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
15328 (compute_dominance_frontiers): Ditto.
15330 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
15333 * config/sh/t-rtems: New.
15334 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
15336 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
15338 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
15339 the offset of the selected field.
15341 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
15343 * tree-cfg.c (remove_forwarder_block): Fix the check to
15344 prevent a nonlocal label from appearing in the middle of a
15347 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
15349 PR rtl-optimization/19462
15350 * reorg.c (find_end_label): Create return insn only if
15351 current_function_epilogue_delay_list is empty.
15353 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
15355 * doc/passes.texi: Remove paragraph mentioning new-ra.
15357 2005-01-19 Jakub Jelinek <jakub@redhat.com>
15359 PR rtl-optimization/15139
15360 * combine.c: Include params.h.
15361 (count_rtxs): New function.
15362 (record_value_for_reg): If replace_rtx would replace at least
15363 2 occurrences of REG in VALUE and TEM is really large, replace REG with
15364 (clobber (const_int 0)) instead of TEM.
15365 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
15366 * params.h (MAX_LAST_VALUE_RTL): New.
15367 * Makefile.in (combine.o): Depend on $(PARAMS_H).
15368 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
15371 * c-typeck.c (digest_init): Only call build_vector if all constructor
15372 elements are *_CST nodes.
15373 * gimplify.c (gimplify_init_constructor): Likewise.
15375 PR middle-end/19164
15376 * c-typeck.c (digest_init): Only call build_vector if inside_init
15379 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
15381 * toplev.c (init_asm_output): Remove dead #ifdef.
15383 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
15385 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
15387 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15389 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
15390 accessing DECL_FUNCTION_CODE.
15391 * dojump.c (do_jump): Likewise.
15392 * gimplify.c (gimplify_call_expr): Likewise.
15393 * predict.c (expr_expected_value): Likewise.
15394 (strip_builtin_expect): Likewise.
15395 * tree-inline.c (estimate_num_insns_1): Likewise.
15396 * tree-ssa-loop-im.c (stmt_cost): Likewise
15397 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
15398 (tree_expr_nonnegative_p): Likewise.
15400 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15402 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
15403 variant of the load_pcrel_sym pattern.
15404 * config/sparc/sparc.md (P macro): Move to the top.
15405 (load_pcrel_sym): Macroize using P.
15406 (save_register_window): Likewise.
15408 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
15410 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
15411 ("sordered"): Same.
15413 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
15416 * c-typeck.c (build_asm_expr): Strip nops off
15417 input memory operands.
15419 2005-01-18 David Edelsohn <edelsohn@gnu.org>
15421 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
15422 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
15423 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
15424 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
15426 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
15429 * config/i386/i386.c (override_options): If the 80387 is disabled,
15430 then do not return FP values using FP registers.
15432 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
15434 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
15435 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
15436 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
15437 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
15438 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
15439 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
15440 output.h, postreload-gcse.c, postreload.c, recog.c,
15441 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
15442 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
15443 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
15444 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
15445 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
15446 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
15447 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
15448 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
15450 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
15451 config/alpha/alpha.c, config/arm/vfp.md,
15452 config/i386/emmintrin.h, config/i386/i386-modes.def,
15453 config/i386/i386-protos.h, config/i386/i386.h,
15454 config/i386/pmmintrin.h, config/i386/ppro.md,
15455 config/i386/predicates.md, config/i386/xmmintrin.h,
15456 config/i860/i860.c, config/ia64/ia64-modes.def,
15457 config/ia64/ia64-protos.h, config/ia64/ia64.h,
15458 config/ia64/ia64.md, config/ia64/itanium1.md,
15459 config/ia64/itanium2.md, config/ia64/predicates.md,
15460 config/iq2000/iq2000.h, config/mips/linux64.h,
15461 config/rs6000/aix41.h, config/rs6000/aix43.h,
15462 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
15463 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
15464 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
15465 config/sparc/linux64.h, config/sparc/litecoff.h,
15466 config/sparc/sp64-elf.h, config/sparc/sparc.c,
15467 config/sparc/sparc.h, config/sparc/sparc.md,
15468 config/sparc/sysv4-only.h: Update copyright.
15470 2005-01-18 Richard Henderson <rth@redhat.com>
15473 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
15475 2005-01-18 Marc Espie <espie@openbsd.org>
15476 * config/i386/openbsdelf.h: Typo.
15478 2005-01-18 Richard Henderson <rth@redhat.com>
15480 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
15481 special case for sse.
15482 * config/i386/predicates.md (sse_comparison_operator): Likewise.
15484 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
15486 * tree-inline.c (estimate_num_insns_1): Added cases for
15487 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
15489 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15491 PR rtl-optimization/19296
15492 * combine.c (simplify_comparison): Rewrite the condition under
15493 which a non-paradoxical SUBREG of a PLUS can be lifted when
15494 compared against a constant.
15496 2005-01-18 Andi Kleen <ak@muc.de>
15498 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
15499 * c.opt (-Wpointer-sign): Add.
15500 * doc/invoke.texi: (-Wpointer-sign): Add.
15502 2005-01-18 Uros Bizjak <uros@kss-loka.si>
15504 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
15505 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
15506 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
15507 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
15508 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
15509 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
15510 for TARGET_MIX_SSE_I387.
15511 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
15512 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
15513 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
15514 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
15515 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
15516 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
15517 TARGET_MIX_SSE_I387.
15518 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
15521 2005-01-18 Uros Bizjak <uros@kss-loka.si>
15524 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
15525 Add movaps alternative for xmm reg->reg move.
15527 2005-01-17 Jeff Law <law@redhat.com>
15529 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
15530 at the end of the main DOM loop rather than just before DOM exits.
15532 2005-01-17 Diego Novillo <dnovillo@redhat.com>
15534 PR tree-optimization/19121
15535 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
15536 adding aliases to a name tag, also add them to the pointer's
15538 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
15539 sensitive alias info at all. Only check that the two pointers
15540 have compatible pointed-to sets.
15541 * tree-ssa.c (verify_name_tags): Verify that the alias set of
15542 a pointer's type tag is a superset of the alias set of the
15543 pointer's name tag.
15545 2005-01-17 James E Wilson <wilson@specifixinc.com>
15548 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
15549 comment to document why.
15551 2005-01-17 Richard Henderson <rth@redhat.com>
15553 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
15554 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
15555 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
15556 sse2_vmsminv2df3_finite): New.
15557 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
15558 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
15559 Force op1 into register.
15561 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
15563 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
15564 bubblestrap from always rebuilding build directory.
15566 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
15568 * config/s390/s390.md ("*clc"): Remove incorrect '='.
15569 ("*cmpmem_short"): Likewise.
15571 2005-01-17 Steven Bosscher <stevenb@suse.de>
15573 * basic-block.h: Document BB_* flags.
15574 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
15575 use an sbitmap instead.
15576 * sched-rgn.c (compute_trg_info): Likewise.
15578 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
15580 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
15581 redundant target_cpu_default and extra_parts lines. Use the default
15583 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
15584 (SUBTARGET_EXTRA_SPECS): Delete.
15585 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
15586 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
15587 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
15588 and "n32" for -mabi=n32.
15590 2005-01-17 Ian Lance Taylor <ian@airs.com>
15593 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
15594 fold constant variables into initial values.
15596 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
15598 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
15600 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
15601 through the statements backward.
15603 2005-01-17 Ian Lance Taylor <ian@airs.com>
15605 PR middle-end/13127:
15606 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
15607 a variable set to the return value of the inlined function.
15609 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
15611 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
15612 when modes are tieable.
15614 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
15616 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
15617 of pthread_create to find out if threads are enabled.
15618 * gthr-posix95.h (__gthread_active_p): Likewise.
15620 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
15622 * common.opt (-fnew-ra): Remove.
15624 * toplev.h (flag_new_regalloc): Remove.
15625 * Makefile.in (ra*.*): Don't mention.
15626 * passes.c (rest_of_handle_new_regalloc): Remove.
15627 (rest_of_handle_combine, rest_of_compilation): Always consider
15628 flag_new_regalloc as false.
15629 * doc/invoke.texi: Don't document -fnew-ra.
15631 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
15633 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
15634 last parameter to reg_scan.
15635 * loop.c (loop_optimize): Likewise.
15636 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
15637 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
15638 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
15639 rest_of_handle_gcse, rest_of_handle_loop_optimize,
15640 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
15641 * regclass.c (reg_scan): Likewise, for the declaration.
15642 * rtl.h (reg_scan): Likewise, for the prototype.
15644 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
15646 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
15647 mark_dfs_back_edges.
15649 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
15651 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
15652 (compute_avail): Uses don't go in tmp_gen.
15654 2005-01-16 Steven Bosscher <stevenb@suse.de>
15656 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
15657 loop to look for a free slot in a page entry.
15659 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15662 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
15663 * toplev.c (compile_file): Call process_pending_assemble_output_defs
15664 just before targetm.asm_out.file_end.
15665 * tree.h (process_pending_assemble_output_defs): Declare.
15666 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
15668 (assemble_alias): Defer generation of assembly code for defines when
15669 TARGET_DEFERRED_OUTPUT_DEFS is true.
15670 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15671 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15672 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
15674 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15677 * pa.c (pa_scalar_mode_supported_p): New function.
15678 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15679 * pa.h (MIN_UNITS_PER_WORD): Add comment.
15681 * pa-protos.h (prefetch_operand): Delete.
15682 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
15683 * pa.c (prefetch_operand): Delete.
15684 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
15685 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
15686 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
15687 and prefetch_nocc_operand.
15688 * pa.md (prefetch): Rework to avoid reload problems handling short
15689 displacements when a cache control completer needs to be provided.
15690 (prefetch_32, prefetch_64): Delete.
15691 (prefetch_cc, prefetch_nocc): New patterns.
15693 2005-01-15 David Edelsohn <edelsohn@gnu.org>
15695 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
15697 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15700 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
15701 exceeds maximum alignment for global common data.
15702 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
15703 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
15705 2004-01-15 Roger Sayle <roger@eyesopen.com>
15707 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
15709 2004-01-15 Roger Sayle <roger@eyesopen.com>
15711 * harg-reg-set.h (reg_class_names): Prototype global array.
15712 * regclass.c (reg_class_names): Declare here and initialize to
15714 (dump_regclass): Remove local declaration of reg_class_names.
15715 (regclass): Likewise.
15716 * cfg.c (dump_flow_info): Likewise.
15717 * ra-debug.c (reg_class_names): Likewise.
15718 * regrename.c (reg_class_names): Likewise.
15719 * reload.c (reg_class_names): Likewise.
15720 * reload1.c (spill_failure): Likewise.
15721 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
15723 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
15725 * config/s390/s390.md ("reload_outti"): Remove predicate for
15726 output operand. Abort if operand is not a MEM.
15727 ("reload_outdi", "reload_outdf"): Likewise.
15729 2005-01-15 Marc Espie <espie@openbsd.org>
15731 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
15732 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
15733 * config/openbsd.h: Fix C++ includes for native configurations.
15734 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
15735 Add trampoline support.
15736 * config/i386/openbsdelf.h: New.
15738 2005-01-15 Marc Espie <espie@openbsd.org>
15740 * collect2.c (main): Explicitly parse -dynamic-linker option.
15742 2005-01-15 Jakub Jelinek <jakub@redhat.com>
15744 PR tree-optimization/19060
15745 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
15746 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
15747 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
15748 and handle extract_range_from_cond returning false.
15749 * fold-const.c (fold): Optimize comparisons with min/max even for
15750 width > HOST_BITS_PER_WIDE_INT.
15752 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
15754 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
15755 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
15756 Remove little endian multilib variants.
15757 Add mips32 multilib variant.
15759 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
15761 * explow.c (copy_all_reg, stabilize): Remove.
15762 * expr.h: Remove the corresponding prototypes.
15764 * rtlanal.c (regs_set_between_p): Remove.
15765 * rtl.h: Remove the corresponding prototype.
15767 2005-01-14 David Edelsohn <edelsohn@gnu.org>
15769 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
15770 to rs6000_nonimmediate_operand.
15771 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
15772 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
15773 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
15774 rs6000_nonimmediate_operand.
15775 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
15776 rs6000_nonimmediate_operand.
15778 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
15780 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
15782 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15784 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
15786 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
15787 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
15789 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
15790 (rs6k_nonimmediate_operand): New.
15791 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
15793 (legitimate_lo_sum_address_p): Same.
15794 (rs6000_legitimize_address): Same.
15795 (rs6000_legitimize_reload_address): Same.
15796 (rs6000_legitimate_address): Same.
15797 (spe_build_register_parallel): Pass DF and DC modes in a DI
15800 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
15801 to rs6k_nonimmediate_operand.
15803 * config/rs6000/spe.md ("*frob_df_di"): New.
15804 ("*frob_di_df"): New.
15805 ("*frob_di_df_2"): New.
15806 ("*mov_sidf_e500_subreg0"): New.
15807 ("*mov_sidf_e500_subreg4"): New.
15808 ("*movdf_e500_double"): Change predicate to
15809 rs6k_nonimmediate_operand.
15811 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15813 * postreload.c (move2add_note_store): Only call
15814 trunc_int_for_mode on scalar integers.
15816 2005-01-14 Steven Bosscher <stevenb@suse.de>
15818 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
15819 replace BB_VISITED uses.
15820 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
15821 (propagate_necessity): Check the bitmap instead of BB_VISITED.
15822 (tree_dce_done): Free visited_control_parents.
15823 (perform_tree_ssa_dce): Allocate and clear it.
15824 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
15825 (compute_antic): Iterate from here using a DFS. Use an sbitmap
15826 instead of BB_VISITED.
15828 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
15830 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
15831 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
15832 Remove unused prototypes.
15834 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15836 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
15837 64-bit register usage.
15838 (spe_func_has_64bit_regs_p): Add FIXME note.
15840 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15842 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
15843 flag_finite_math_only with flag_unsafe_math_optimizations.
15845 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
15847 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
15848 end-of-stack check.
15849 (__tpf_eh_return): Copy TPF private stack area from the module
15850 boundary stack frame. Add check for when module addresses are
15851 equal, but no stub address is found.
15853 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
15856 * arm.h (struct machine_function): Add call_via field.
15857 (thumb_call_via_label): Declare.
15858 * arm.c (thumb_call_via_label): New variable.
15859 (thumb_call_reg_needed): New variable.
15860 (arm_output_function_epilogue): For Thumb code, output any per-function
15861 call-indirect trampolines.
15862 (thumb_call_via_reg): New function.
15863 (arm_file_end): New function.
15864 (TARGET_ASM_FILE_END): Call arm_file_end.
15865 (aof_file_end): Likewise.
15866 * arm-protos.h (thumb_call_via_reg): Declare.
15867 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
15868 thumb_call_via_reg in normal case.
15870 2005-01-14 Jakub Jelinek <jakub@redhat.com>
15872 PR middle-end/19084
15873 PR rtl-optimization/19348
15874 * recog.c (peephole2_optimize): Do global life update if some peephole
15875 decides it doesn't need at least one of its inputs and that change
15876 influences liveness at the start of the basic block.
15878 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
15879 arguments instead of 1.
15881 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
15883 PR middle-end/18820
15884 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
15885 zero for nested functions needing a static chain or functions
15886 with a non-constant address.
15888 2005-01-13 Roger Sayle <roger@eyesopen.com>
15890 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
15891 (and (sign_extend X) C) into (zero_extend (and X C)).
15893 2005-01-13 David O'Brien <obrien@FreeBSD.org>
15895 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
15897 2005-01-13 Richard Henderson <rth@redhat.com>
15902 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
15903 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
15904 not just TARGET_SSE.
15905 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
15906 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
15907 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
15908 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
15909 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
15910 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
15911 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
15912 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
15913 (movdicc_c_rex64): Rename with '*'.
15914 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
15915 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
15916 (movsfcc_1_387): Rename from movsfcc_1.
15917 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
15918 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
15919 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
15920 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
15921 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
15922 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
15923 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
15924 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
15925 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
15926 sse_movdfcc_const0_4): Remove.
15927 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
15928 recognize min/max early. Update for changed sse cmove patterns.
15929 (ix86_split_sse_movcc): New.
15930 * config/i386/i386-protos.h: Update.
15932 2005-01-13 Steven Bosscher <stevenb@suse.de>
15934 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
15935 (fix_stmt_v_may_defs): Likewise.
15937 2005-01-13 Richard Henderson <rth@redhat.com>
15939 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
15940 for converting the mask.
15942 2005-01-13 David Edelsohn <edelsohn@gnu.org>
15944 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
15947 2005-01-13 Richard Henderson <rth@redhat.com>
15949 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
15950 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
15951 IX86_BUILTIN_MOVDQ2Q): Remove.
15952 (IX86_BUILTIN_VEC_EXT_V4SI): New.
15953 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
15954 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
15956 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
15957 (sse2_pextrw): Fix immediate constraint.
15958 (sse2_loadq, sse2_loadq_rex64): Remove.
15959 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
15960 Use __builtin_ia32_vec_ext_<size>.
15961 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
15963 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
15965 * function.c (assign_parm_setup_block): Look inside original
15966 entry_parm when inspecting PARALLEL.
15968 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
15969 Joel Sherrill <joel@oarcorp.com>
15972 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
15973 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
15974 rtems_gxx_recursive_mutex_init.
15975 (__gthread_recursive_mutex_lock): New function.
15976 (__gthread_recursive_mutex_trylock): Likewise.
15977 (__gthread_recursive_mutex_unlock): Likewise.
15979 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
15981 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
15983 2005-01-13 Jan Beulich <jbeulich@novell.com>
15985 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
15986 (ashrti3_internal): Indicate output is early clobber. Generate result
15987 into output rather than first input. Use move for low word of output
15988 if shift count is exactly 64.
15989 (lshrti3_internal): Likewise.
15991 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
15995 * reload1.c (delete_output_reload): Don't delete an output reload
15996 if the pseudo lives longer than a single basic block. Adjust and
15997 improve wording of comment.
15999 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
16002 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
16003 of TYPE_SIZE where we mean the number of bytes.
16005 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
16007 * function.c (assign_parm_setup_block): Relax condition on
16008 multi-register optimization.
16010 2005-01-12 Nick Clifton <nickc@redhat.com>
16012 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
16013 an "in_delay_slot" attribute of "no" to prevent them being used in
16014 delay slots. This is forbidden because they might generate
16017 2005-01-12 Alan Modra <amodra@bigpond.net.au>
16020 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
16021 with r->Y and Y->r.
16023 2005-01-12 Nick Clifton <nickc@redhat.com>
16025 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
16026 passed on to GAS) but do not define, as GAS no longer supports or
16027 needs the -m2000 option.
16029 2005-01-11 Roger Sayle <roger@eyesopen.com>
16031 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
16032 type as args of unprototyped builtins aren't automatically promoted.
16033 (fold_builtin_abs): Likewise.
16035 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16037 * Makefile.in: Set a `build-warn' variable.
16039 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16041 PR tree-optimization/17949
16042 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
16043 (find_interesting_uses_address): Use it.
16045 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
16047 * regrename.c (kill_value): Handle subreg's that won't simplify.
16049 2005-01-11 Richard Henderson <rth@redhat.com>
16052 * config/i386/i386.h (enum ix86_builtins): Move ...
16053 * config/i386/i386.c: ... here.
16054 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
16055 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
16056 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
16057 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
16058 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
16059 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
16060 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
16061 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
16062 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
16063 IX86_BUILTIN_LOADDDUP): Remove.
16064 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
16065 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
16066 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
16067 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
16068 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
16069 (ix86_init_builtins): Make static.
16070 (ix86_init_mmx_sse_builtins): Update for changed builtins.
16071 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
16072 if all the modes match. Otherwise, fake it.
16073 (get_element_number, ix86_expand_vec_init_builtin,
16074 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
16075 (ix86_expand_builtin): Make static. Update for changed builtins.
16076 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
16077 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
16078 (ix86_expand_vector_init_duplicate): New.
16079 (ix86_expand_vector_init_low_nonzero): New.
16080 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
16081 Split out from ix86_expand_vector_init; handle integer modes.
16082 (ix86_expand_vector_init): Use them.
16083 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
16084 * config/i386/i386-protos.h: Update.
16085 * config/i386/predicates.md (reg_or_0_operand): New.
16086 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
16087 (movv2sf_internal): Likewise. And a splitter to match them all.
16088 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
16089 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
16090 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
16091 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
16092 (mmx_pinsrw): Fix operand ordering.
16093 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
16094 rather than sse_loadss expander.
16095 (movv2df splitter): Similarly.
16096 (sse_loadss, sse_loadlss): Remove.
16097 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
16098 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
16099 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
16100 (sse3_movddup): Rename with '*'.
16101 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
16102 (sse2_loadsd): Remove.
16103 (vec_dupv2df_sse3): Rename from sse3_loadddup.
16104 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
16105 (sse2_pinsrw): Fix argument ordering.
16106 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
16107 (sse2_stored): Remove 'r' destination.
16108 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
16109 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
16110 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
16111 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
16112 vec_extractv16qi, vec_initv16qi): New.
16114 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
16115 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
16116 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
16118 (_mm_load_pd, _mm_store_pd): Use plain dereference.
16119 (_mm_load_si128, _mm_store_si128): Likewise.
16120 (_mm_load1_pd): Use _mm_set1_pd.
16121 (_mm_load_sd): Use _mm_set_sd.
16122 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
16123 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
16124 (_mm_set_epi64): Use _mm_set_epi64x.
16125 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
16126 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
16127 _mm_setr_epi8): Use _mm_set_foo form.
16128 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
16129 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
16130 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
16131 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
16132 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
16133 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
16134 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
16135 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
16136 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
16137 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
16138 (_mm_movedup_pd): Use _mm_shuffle_pd.
16139 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
16140 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
16141 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
16142 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
16143 Use _mm_setzero_ps.
16144 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
16145 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
16146 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
16147 (_mm_store_ps): Use raw dereference.
16148 (_mm_store1_ps): Use _mm_storeu_ps.
16149 (_mm_storer_ps): Use _mm_store_ps.
16150 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
16151 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
16153 2005-01-11 Stan Shebs <shebs@apple.com>
16155 * config/rs6000/rs6000.c (machopic_output_stub): Issue
16156 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
16158 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
16161 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
16162 Skip all DECLs except for FIELD_DECLs.
16164 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
16166 * config/s390/s390.c (override_options): Return error if
16167 -mbackchain, -mpacked-stack and -mhard-float are used together.
16168 (s390_va_start): Remove the backchain && packed-stack special case.
16169 (s390_gimplify_va_arg): Likewise.
16170 * doc/invoke.texi: Remove the ABI incompatibility note.
16172 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
16174 * config/s390/s390.c (struct s390_frame_layout): Remove
16176 (s390_frame_info, s390_emit_prologue): Replace occurrences of
16177 save_backchain_p with TARGET_BACKCHAIN.
16179 2005-01-11 Alan Modra <amodra@bigpond.net.au>
16182 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
16183 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
16184 * function.c (locate_and_pad_parm): Set new field.
16185 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
16186 Tweak where_pad test to include "none". Always set mem align for
16188 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
16189 not sufficient for type.
16190 (assign_parm_setup_block): If stack_parm is zero on entry, always
16191 make a new stack local. Block move old stack parm if necessary
16192 to new aligned stack local.
16193 (assign_parm_setup_stack): Use a block move to handle
16194 potentially misaligned entry_parm.
16195 (assign_parms_unsplit_complex): Specify required alignment when
16196 creating stack local.
16197 * calls.c (compute_argument_addresses): Override alignment of stack
16198 arg calculated from its type with the alignment given by
16199 FUNCTION_ARG_BOUNDARY.
16200 (store_one_arg): Likewise.
16202 2005-01-11 Jan Beulich <jbeulich@novell.com>
16204 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
16205 Change respective itanium_class attribute to ialu.
16206 (shladdp4_internal): New.
16207 * config/ia64/predicates.md (shladd_log2_operand): New.
16209 2005-01-11 Richard Henderson <rth@redhat.com>
16211 * expr.c (store_constructor): Use rtvec_alloc instead of
16212 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
16214 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
16216 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
16218 2005-01-11 Alan Modra <amodra@bigpond.net.au>
16220 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
16221 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
16222 (TARGET_RWRELOC): Define.
16223 (ia64_rwreloc_section_type_flags): Delete.
16224 (ia64_section_type_flags): New function.
16225 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
16226 (TARGET_RWRELOC): Define.
16228 2005-01-10 David Mosberger <davidm@hpl.hp.com>
16231 * config/ia64/ia64.c (process_set): For alloc insn, only call
16232 process_epilogue is !frame_pointer_needed.
16234 2005-01-10 Roger Sayle <roger@eyesopen.com>
16237 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
16238 unary operator and can't be treated as a binary/comparison operator.
16240 2005-01-10 Richard Henderson <rth@redhat.com>
16242 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
16243 (ix86_return_in_memory): Likewise.
16244 (function_arg_advance): Likewise. Mirror structure in function_arg
16245 for choosing register to advance.
16247 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
16249 * tree-vectorizer.c, tree.def: Fix comment typos.
16251 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
16253 * config/s390/s390.c (struct processor_costs): 4 new fields:
16254 ddbr, ddr, debr, der.
16255 (s390_rtx_costs): More precise handling of divide instructions.
16257 2005-01-10 David Edelsohn <edelsohn@gnu.org>
16259 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
16261 2005-01-10 Jan Beulich <jbeulich@novell.com>
16263 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
16264 names resulting from -ffunction-sections/-fdata-sections and linkonce
16266 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
16267 based on the section name. Rearrange the section name comparison logic
16268 slightly so that each section name is compared against at most once.
16270 2005-01-10 Ben Elliston <bje@au.ibm.com>
16272 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
16273 targets for which -fPIC reduces limitations on the GOT size.
16275 2005-01-09 Falk Hueffner <falk@debian.org>
16277 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
16280 2005-01-09 David Edelsohn <edelsohn@gnu.org>
16283 * collect2.c (main): Set aixrtl_flag for -brtl option.
16284 (resolve_lib_name): Search for .so file extension before .a
16285 if aixrtl_flag set.
16287 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
16289 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
16290 (vect_analyze_data_refs_alignment): Add dump prints.
16292 2005-01-09 Ira Rosen <irar@il.ibm.com>
16294 * tree-vectorizer.c (vect_analyze_offset_expr): Use
16295 expr_invariant_in_loop_p.
16296 Initialize outputs first thing in the function.
16297 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
16298 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
16299 (vect_analyze_pointer_ref_access): Check that the initial condition of
16300 the access function is loop invariant.
16302 2005-01-09 Richard Henderson <rth@redhat.com>
16304 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
16305 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
16306 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
16307 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
16308 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
16309 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
16310 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
16311 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
16312 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
16313 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
16314 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
16315 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
16316 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
16317 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
16318 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
16319 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
16320 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
16321 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
16322 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
16323 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
16324 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
16325 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
16326 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
16328 (mmx_clrdi, pavgusb): Remove.
16329 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
16330 with leading sse_ prefix.
16331 * config/i386/sse.md: Receive them.
16332 * config/i386/mmx.md: New file.
16333 (MMXMODE12, MMXMODE24, mmxvecsize): New.
16334 (subrv2sf3): Turn into expander for normal subtraction.
16335 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
16336 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
16337 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
16338 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
16339 commutative; use ix86_binary_operator_ok.
16340 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
16341 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
16342 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
16343 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
16344 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
16345 Macroize from existing patterns; use ix86_binary_operator_ok.
16346 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
16347 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
16348 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
16349 with vec_select+vec_concat.
16350 (mmx_pshufw, mmx_pshufw_1): Likewise.
16351 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
16352 (mmx_uavgv4hi3): Model correctly.
16353 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
16354 _mm_xor_si64): Remove casts.
16356 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
16358 PR tree-optimization/19224
16359 * tree-scalar-evolution.c (get_instantiated_value,
16360 set_instantiated_value): New functions.
16361 (instantiate_parameters_1): Cache the results.
16362 (instantiate_parameters, resolve_mixers): Initialize and free
16365 2005-01-08 David Edelsohn <edelsohn@gnu.org>
16367 * config/i386/i386.md (addhi_4): Correct reference in comment.
16370 2005-01-08 Richard Henderson <rth@redhat.com>
16372 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
16373 (_mm_cvtsi128_si64x): Likewise.
16374 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
16375 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
16376 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
16377 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
16378 * config/i386/i386-protos.h: Update.
16379 * config/i386/i386.c (print_operand): Add 'H'.
16380 (ix86_fixup_binary_operands): Split out from ...
16381 (ix86_expand_binary_operator): ... here.
16382 (ix86_fixup_binary_operands_no_copy): New.
16383 (ix86_expand_fp_absneg_operator): Handle vector mode results.
16384 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
16385 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
16386 (safe_vector_operand): Use CONST0_RTX.
16387 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
16388 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
16389 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
16390 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
16392 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
16393 (IX86_BUILTIN_CMPNGESS): New.
16394 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
16395 (attr type): Add sselog1.
16396 (attr unit, attr memory): Handle it.
16397 (movti, movti_internal, movti_rex64): Move near other integer moves.
16398 (movtf, movtf_internal): Move near other fp moves.
16399 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
16400 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
16401 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
16402 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
16403 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
16404 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
16405 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
16406 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
16407 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
16408 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
16409 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
16410 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
16411 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
16412 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
16413 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
16414 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
16415 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
16416 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
16417 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
16418 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
16419 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
16420 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
16421 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
16422 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
16423 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
16424 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
16425 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
16426 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
16427 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
16428 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
16429 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
16430 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
16431 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
16432 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
16433 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
16434 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
16435 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
16436 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
16437 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
16438 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
16439 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
16440 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
16441 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
16442 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
16444 (SSEPUSH, push<SSEPUSH>): Remove.
16445 (MMXPUSH, push<MMXPUSH>): Remove.
16446 (sse_movaps, sse_movaps_1, sse_movups): Remove.
16447 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
16448 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
16449 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
16450 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
16451 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
16452 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
16453 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
16454 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
16455 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
16456 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
16457 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
16458 (ppro_sse_log_V4SF): Handle sselog1.
16459 * config/i386/predicates.md (const_0_to_1_operand): New.
16460 (const_0_to_255_mul_8_operand): New.
16461 (const_1_to_31_operand): Rename from const_int_1_31_operand.
16462 (const_2_to_3_operand, const_4_to_7_operand): New.
16463 * config/i386/sse.md: New file.
16464 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
16465 (sse_movups): Rename from sse_movups_1.
16466 (sse_loadlss): Rename from sse_loadss_1.
16467 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
16469 (negv4sf2): Use ix86_expand_fp_absneg_operator.
16470 (absv4sf2, negv2df, absv2df): New.
16471 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
16472 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
16473 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
16474 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
16475 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
16476 (sse3_addsubv4sf3): Model correctly.
16477 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
16478 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
16479 (sse_movhlps): Model with vec_select+vec_concat.
16480 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
16481 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
16482 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
16483 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
16484 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
16485 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
16486 sse2_pshufhw_1): Likewise.
16487 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
16488 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
16489 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
16490 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
16491 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
16492 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
16493 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
16494 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
16495 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
16496 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
16497 sminv8hi3): Mark commutative
16498 operands. Use ix86_binary_operator_ok.
16499 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
16500 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
16501 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
16502 sse2_punpcklqdq): Allow operand2 in memory.
16503 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
16504 sse2_movsd): Add memory alternatives.
16505 (sse_storelps): Turn expander into an insn; split after reload.
16506 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
16507 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
16509 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
16511 * configure.ac (DWARF-2 debug_line): Use objdump.
16512 * configure: Regenerate.
16514 2005-01-08 Jeff Law <law@redhat.com>
16515 Diego Novillo <dnovillo@redhat.com>
16517 PR tree-optimization/18241
16518 * tree-nrv.c (tree_nrv): Ignore volatile return values.
16519 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
16520 statements with volatile operands.
16521 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
16522 operands after marking a statement with has_volatile_ops.
16524 2005-01-08 Roger Sayle <roger@eyesopen.com>
16526 * tree.c (int_fits_type_p): Always honor integer constant
16527 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
16529 2005-01-08 Roger Sayle <roger@eyesopen.com>
16531 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
16532 the latent bug in rtl_delete_block has been resolved.
16534 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
16536 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
16537 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
16539 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
16541 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
16542 library as @multilib_dir@/$(SHLIB_SONAME).
16544 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
16546 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
16547 * configure: Regenerate.
16549 2005-01-07 Jakub Jelinek <jakub@redhat.com>
16551 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
16554 2005-01-07 David Edelsohn <edelsohn@gnu.org>
16557 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
16558 Convert non-word aligned offset address using ld/std into
16561 2005-01-07 Richard Henderson <rth@redhat.com>
16563 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
16565 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
16567 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
16569 2005-01-07 Jakub Jelinek <jakub@redhat.com>
16571 PR tree-optimization/19283
16572 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
16573 is not shorter than the original type.
16575 PR rtl-optimization/19012
16576 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
16578 PR rtl-optimization/18861
16579 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
16580 (FULL_STATE): Define.
16581 (mark_tablejump_edge): New function.
16582 (purge_dead_tablejump_edges): New function.
16583 (find_bb_boundaries): Use it.
16585 PR tree-optimization/18828
16586 * builtins.c (expand_builtin_next_arg): Remove argument and all
16587 the argument checking.
16588 (expand_builtin): Adjust caller.
16589 (expand_builtin_va_start): Likewise. Remove error for too many
16591 (fold_builtin_next_arg): Issue error for too many arguments.
16592 After checking arguments, replace them with magic arguments that
16593 prevent further checking of the args.
16595 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16597 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
16599 2005-01-06 Roger Sayle <roger@eyesopen.com>
16602 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
16603 and %{.S:...} (and their negative variants) to test whether the
16604 input file is assembler or pre-processed-assembler independent of
16605 the actual filename extension.
16607 2005-01-06 Roger Sayle <roger@eyesopen.com>
16609 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
16610 of sign or zero extended values.
16612 2005-01-06 Geoffrey Keating <geoffk@apple.com>
16614 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
16615 for IBM long double format correctly.
16617 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
16619 Fix PR tree-optimization/18792
16621 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
16622 to first_loop_depth, and use loop depth instead of loop number.
16623 (build_classic_dir_vector): Ditto.
16624 (compute_data_dependences_for_loop): Use depth, not loop number.
16625 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
16626 number. Pass in loops, instead of loop numbers.
16627 (gather_interchange_stats): Ditto.
16628 (linear_transform_loops): Ditto.
16630 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
16633 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
16634 biv_fits_mode_p, extension_within_bounds_p): New functions.
16635 (check_ext_dependent_givs): Use them.
16637 2005-01-06 Roger Sayle <roger@eyesopen.com>
16639 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
16640 more than one barrier, in which case we should delete them all.
16642 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
16644 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
16646 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
16648 Fix PR middle-end/19286
16650 * dwarf2out.c (gen_subprogram_die): If we've already tried to
16651 output this subprogram, simply ignore this attempt to do it again.
16652 (add_abstract_origin_attribute): Don't abort trying to add the abstract
16653 origin attribute if it's not possible.
16654 (gen_block_die): Don't ignore subblocks of "unused" blocks.
16655 (decls_for_scope): Ditto.
16656 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
16657 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
16659 2005-01-05 Richard Henderson <rth@redhat.com>
16662 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
16663 (bdesc_2arg): Use it.
16664 (ix86_expand_binop_builtin): Force operands into registers
16666 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
16667 ix86_expand_sse_compare, ix86_expand_sse_comi,
16668 ix86_expand_builtin): Likewise.
16670 2005-01-05 Richard Henderson <rth@redhat.com>
16672 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
16674 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
16675 (mulv4hi3): Set itanium_class mmmul.
16676 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
16677 (fpack): Rename from fpack_sfsf.
16679 2005-01-05 Richard Henderson <rth@redhat.com>
16682 * reload1.c (do_input_reload): Restrict the optimization deleteing
16683 a previous output reload to RELOAD_FOR_INPUT.
16685 2005-01-05 Steven Bosscher <stevenb@suse.de>
16687 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
16688 comment that we fall through after case.
16689 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
16690 (distribute_links): Likewise.
16691 * cse.c (cse_insn): Likewise.
16692 * cselib.c (cselib_invalidate_mem): Likewise.
16693 * df.c: Update comments at the top of the file.
16694 (read_modify_subreg_p): Update comments here too.
16695 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
16696 * flow.c (mark_set_1): Likewise.
16697 (mark_used_regs): Likewise.
16698 * gcse.c (mems_conflict_for_gcse_p): Likewise.
16699 (canon_list_insert): Likewise.
16700 (mark_set): Likewise.
16701 (try_replace_reg): Likewise.
16702 (store_killed_in_insn): Likewise.
16703 * loop.c (count_one_set): Likewise.
16704 (basic_induction_var): Likewise.
16705 * postreload-gcse.c (find_mem_conflicts): Likewise.
16706 * postreload.c (reload_combine_note_store): Likewise.
16707 (move2add_note_store): Likewise.
16708 * reload.c (find_equiv_reg): Likewise.
16709 (mark_referenced_resources): Likewise.
16710 * rtlanal.c (set_noop_p): Likewise.
16711 (note_stores): Likewise.
16712 (note_uses): Likewise.
16713 * sched-deps.c (sched_analyze_1): Likewise.
16714 * sched-rgn.c (check_live_1): Likewise.
16715 (update_live_1): Likewise.
16716 * config/i860/i860.c: Likewise.
16718 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
16720 (ZERO_EXTRACT): Mention that this one can be an lvalue.
16722 * doc/rtl.texi: Update documentation for bit-fields and SET.
16724 2005-01-05 Roger Sayle <roger@eyesopen.com>
16726 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
16728 2005-01-05 Jan Hubicka <jh@suse.cz>
16729 Richard Henderson <rth@redhat.com>
16732 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
16735 2005-01-05 Richard Henderson <rth@redhat.com>
16738 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
16739 (sse_shufps): Change operand 3 to const_int_operand.
16740 (sse2_storelps): Fix typo in template.
16741 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
16742 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
16743 (ix86_expand_builtin): Likewise.
16745 2005-01-05 Julian Brown <julian@codesourcery.com>
16747 * config/arm/arm.c (arm_return_in_memory): Treat complex types
16748 as aggregates for AAPCS ABIs.
16750 2005-01-05 Stan Shebs <shebs@apple.com>
16752 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
16753 Mach-O getters if ppc64.
16754 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
16756 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
16757 signed four-byte field for global code case.
16758 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
16760 2005-01-05 Roger Sayle <roger@eyesopen.com>
16762 PR middle-end/19100
16763 * c-common.c: Include real.h.
16764 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
16765 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
16766 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
16767 * Makefile.in (c-common.o): Update dependencies.
16769 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16771 * c-parse.in (asm_string): Add trailing semicolon.
16773 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16775 * c-parse.in (asm_string): New. Don't allow wide strings in
16777 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
16778 asm_string instead of STRING.
16780 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16782 * c-typeck.c (constructor_no_implicit): Remove.
16783 (set_designator, process_init_element): Don't check
16784 constructor_no_implicit.
16786 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
16787 Kaz Kojima <kkojima@gcc.gnu.org>
16790 * lcm.c (create_pre_exit): New.
16791 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
16792 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
16794 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
16796 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
16797 -msoft-float in target_float_switch.
16798 * arm.c (arm_override_options): Fix processing of target_float_switch.
16800 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
16802 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
16805 2004-01-05 Uros Bizjak <uros@kss-loka.si>
16807 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
16808 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
16810 2005-01-04 Roger Sayle <roger@eyesopen.com>
16812 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
16813 if deleting the then-block allows the test-block to fallthru to the
16816 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
16819 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
16820 after the full declaration if the are in two different TUs.
16822 2005-01-04 Richard Henderson <rth@redhat.com>
16825 * tree-sra.c (generate_one_element_init): Just
16826 call gimplify_and_add.
16827 (generate_element_init): Record the
16828 new referenced variables and mark them for renaming
16829 and split out to ...
16830 (generate_element_init_1): This.
16831 (scalarize_init): Don't call push_gimplify_context/
16832 pop_gimplify_context.
16834 2005-01-04 Geoffrey Keating <geoffk@apple.com>
16836 * toplev.c (get_src_pwd): Handle failure of getpwd().
16838 2005-01-04 Roger Sayle <roger@eyesopen.com>
16840 * fold-const.c (fold_single_bit_test): Delete unreachable handling
16842 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
16843 all the cases handled by it are inverted by invert_truthvalue.
16845 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
16847 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
16848 (save_register_windowsi): Likewise.
16850 2005-01-04 Richard Henderson <rth@redhat.com>
16852 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
16854 2005-01-04 Uros Bizjak <uros@kss-loka.si>
16856 PR middle-end/17767
16857 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
16858 any simplifications of vector mode comparison operators.
16859 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
16861 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
16862 Devang Patel <dpatel@apple.com>
16864 PR tree-optimization/18308
16865 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
16866 the operands before creating a new expression.
16867 * dojump.c (do_jump): Make drop_through_label available
16868 for all cases. Add expansion of COND_EXPR.
16870 2005-01-04 Ira Rosen <irar@il.ibm.com>
16872 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
16873 INTEGER_CST instead of TREE_CONSTANT.
16874 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
16875 instead of TREE_CONSTANT.
16876 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
16877 instead of TREE_CONSTANT.
16879 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
16881 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
16883 2005-01-04 Uros Bizjak <uros@kss-loka.si>
16886 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
16887 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
16889 2005-01-03 Richard Henderson <rth@redhat.com>
16891 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
16892 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
16893 fold_convert_const_real_from_real): Split out from ...
16894 (fold_convert_const): ... here.
16896 2005-01-03 Richard Henderson <rth@redhat.com>
16899 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
16900 (mov<MMXMODEI>_internal): Likewise.
16901 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
16902 Add V2SF case; use it for SSE1; don't use TI.
16903 (movdf_integer): Likewise.
16904 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
16906 2005-01-03 Ira Rosen <irar@il.ibm.com>
16908 * tree-vectorizer.c (vect_strip_conversions): New function.
16909 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
16910 check for binary class.
16912 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
16916 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
16918 * gimple-low.c (mark_blocks_with_used_vars): New function.
16919 (mark_blocks_with_used_subblocks): Ditto.
16920 (mark_used_blocks): Ditto.
16921 (pass_mark_used_blocks): New pass.
16922 * tree-inline.c: Include debug.h.
16923 (expand_call_inline): Call outlining_inline_function here.
16924 * tree-optimize.c (init_tree_optimization_passes): Add
16925 pass_mark_used_blocks.
16926 * tree-pass.h (pass_mark_used_blocks): New.
16927 * Makefile.in (tree-inline.o): Add debug.h dependency.
16929 2005-01-03 Geoffrey Keating <geoffk@apple.com>
16931 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
16932 VAR_DECLs to have weak_import attribute.
16934 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
16937 2004-01-03 Steven Bosscher <stevenb@suse.de>
16939 * passes.c (rest_of_compilation): Don't run regmove if only
16940 flag_expensive_optimizations, require flag_regmove instead.
16942 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
16944 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
16946 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
16947 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16948 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
16949 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16951 2005-01-03 Richard Henderson <rth@redhat.com>
16953 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
16954 (ia64_const_ok_for_letter_p): New.
16955 (ia64_const_double_ok_for_letter_p): New.
16956 (ia64_extra_constraint): New.
16957 (ia64_expand_vecint_compare): New.
16958 (ia64_expand_vcondu_v2si): New.
16959 (ia64_expand_vecint_cmov): New.
16960 (ia64_expand_vecint_minmax): New.
16961 (ia64_print_operand): Add 'v'.
16962 (ia64_preferred_reload_class): New.
16963 (ia64_vector_mode_supported_p): New.
16964 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
16965 (PREFERRED_RELOAD_CLASS): Move to function.
16966 (CONST_OK_FOR_LETTER_P): Move to function.
16967 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
16968 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
16969 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
16970 (EXTRA_CONSTRAINT): Move to function.
16971 * config/ia64/ia64.md: Include vect.md.
16972 (itanium_class): Add mmalua.
16974 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
16976 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
16977 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
16979 (const_int_2bit_operand): New.
16980 (fr_reg_or_0_operand): New.
16981 * config/ia64/ia64-modes.def: Add vector modes.
16982 * config/ia64/ia64-protos.h: Update.
16983 * config/ia64/vect.md: New file.
16985 2005-01-03 Richard Henderson <rth@redhat.com>
16987 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
16989 2005-01-03 Uros Bizjak <uros@kss-loka.si>
16992 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
16994 (log1pdf2): Change mode of operands[0,1] to DFmode.
16996 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
16998 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
16999 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
17000 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
17001 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
17002 SPARC_RELAXED_ORDERING.
17004 2005-01-03 Richard Henderson <rth@redhat.com>
17005 Uros Bizjak <uros@kss-loka.si>
17008 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
17009 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
17010 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
17012 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
17013 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
17014 const_pow2_1_to_128_operand): New predicates.
17016 2005-01-02 Greg McGary <greg@mcgary.org>
17018 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
17020 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
17021 object. [ptr_type]: Remove unused variable.
17022 Remember nearest addressable array-element or record-component
17023 when checking bitfield components. Tolerate empty BIND_EXPR.
17025 2005-01-01 Richard Henderson <rth@redhat.com>
17027 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
17028 that don't narrow the value. Fail for other conversions.
17030 2005-01-01 Richard Henderson <rth@redhat.com>
17033 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
17034 * c-lang.c (finish_file): Don't do it here.
17035 * objc/objc-act.c (objc_finish_file): Likewise.
17037 * cgraph.c (decl_assembler_name_equal): New.
17038 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
17039 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
17040 * cgraph.h (struct cgraph_varpool_node): Add next.
17041 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
17042 * varasm.c (assemble_alias): Mark the target as needed.
17044 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
17046 PR middle-end/19221
17047 * function.c (get_arg_pointer_save_area): Use entry_of_function
17048 instead of get_insns.
17050 2005-01-01 Roger Sayle <roger@eyesopen.com>
17051 Andrew Pinski <pinskia@physics.uc.edu>
17052 James E. Wilson <wilson@specifixinc.com>
17054 PR rtl-optimization/12092
17055 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
17058 2005-01-01 Roger Sayle <roger@eyesopen.com>
17059 Olivier Hainque <hainque@act-europe.fr>
17061 * tree.c (int_fits_type_p): A narrower type always fits in a
17062 wider one, except for negative values into unsigned types.
17064 2005-01-01 Roger Sayle <roger@eyesopen.com>
17066 * tree.c (int_fits_type_p): Compare the result of force_fit_type
17067 with the original constant rather than require TREE_OVERFLOW.
17069 2005-01-01 Steven Bosscher <stevenb@suse.de>
17071 PR middle-end/17544
17072 * c-decl.c (finish_function): If compiling C99, annotate the
17073 compiler generated return with the current file name and line 0.
17074 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
17075 the source line is greater than 0.
17076 (remove_bb): Likewise.